← All changes | feedwordpress.php +1320 -2150 2008.1214 → 2010.0905 View file →

		@@ -1,20 +1,25 @@
1	1	<?php
2	2	/*
3	3	Plugin Name: FeedWordPress
4		-Plugin URI: http://projects.radgeek.com/feedwordpress
	4	+Plugin URI: http://feedwordpress.radgeek.com/
5	5	Description: simple and flexible Atom/RSS syndication for WordPress
6		-Version: 2008.1214
	6	+Version: 2010.0905
7	7	Author: Charles Johnson
8	8	Author URI: http://radgeek.com/
9	9	License: GPL
10		-Last modified: 2008-12-14 4:29pm PST
11	10	*/
12	11
	12	+/**
	13	+ * @package FeedWordPress
	14	+ * @version 2010.0905
	15	+ */
	16	+
13	17	# This uses code derived from:
14	18	# - wp-rss-aggregate.php by Kellan Elliot-McCrea <kellan@protest.net>
15		-# - HTTP Navigator 2 by Keyvan Minoukadeh <keyvan@k1m.com>
	19	+# - MagpieRSS by Kellan Elliot-McCrea <kellan@protest.net>
16	20	# - Ultra-Liberal Feed Finder by Mark Pilgrim <mark@diveintomark.org>
	21	+# - WordPress Blog Tool and Publishing Platform <http://wordpress.org/>
17	22	# according to the terms of the GNU General Public License.
18	23	#
19	24	# INSTALLATION: see readme.txt or <http://projects.radgeek.com/install>
20	25	#
		@@ -28,13 +33,28 @@
28	33	# or use a cron job.
29	34
30	35	# -- Don't change these unless you know what you're doing...
31	36
32		-define ('FEEDWORDPRESS_VERSION', '2008.1214');
	37	+define ('FEEDWORDPRESS_VERSION', '2010.0905');
33	38	define ('FEEDWORDPRESS_AUTHOR_CONTACT', 'http://radgeek.com/contact');
	39	+
	40	+if (!defined('FEEDWORDPRESS_BLEG')) :
	41	+ define ('FEEDWORDPRESS_BLEG', true);
	42	+endif;
	43	+
	44	+// Defaults
34	45	define ('DEFAULT_SYNDICATION_CATEGORY', 'Contributors');
	46	+define ('DEFAULT_UPDATE_PERIOD', 60); // value in minutes
35	47
36		-define ('FEEDWORDPRESS_DEBUG', false);
	48	+if (isset($_REQUEST['feedwordpress_debug'])) :
	49	+ $feedwordpress_debug = $_REQUEST['feedwordpress_debug'];
	50	+else :
	51	+ $feedwordpress_debug = get_option('feedwordpress_debug');
	52	+ if (is_string($feedwordpress_debug)) :
	53	+ $feedwordpress_debug = ($feedwordpress_debug == 'yes');
	54	+ endif;
	55	+endif;
	56	+define ('FEEDWORDPRESS_DEBUG', $feedwordpress_debug);
37	57
38	58	define ('FEEDWORDPRESS_CAT_SEPARATOR_PATTERN', '/[:\n]/');
39	59	define ('FEEDWORDPRESS_CAT_SEPARATOR', "\n");
40	60
		@@ -42,8 +62,9 @@
42	62
43	63	define ('FEEDWORDPRESS_FRESHNESS_INTERVAL', 10*60); // Every ten minutes
44	64
45	65	define ('FWP_SCHEMA_HAS_USERMETA', 2966);
	66	+define ('FWP_SCHEMA_USES_ARGS_TAXONOMY', 12694); // Revision # for using $args['taxonomy'] to get link categories
46	67	define ('FWP_SCHEMA_20', 3308); // Database schema # for WP 2.0
47	68	define ('FWP_SCHEMA_21', 4772); // Database schema # for WP 2.1
48	69	define ('FWP_SCHEMA_23', 5495); // Database schema # for WP 2.3
49	70	define ('FWP_SCHEMA_25', 7558); // Database schema # for WP 2.5
		@@ -48,14 +69,16 @@
48	69	define ('FWP_SCHEMA_23', 5495); // Database schema # for WP 2.3
49	70	define ('FWP_SCHEMA_25', 7558); // Database schema # for WP 2.5
50	71	define ('FWP_SCHEMA_26', 8201); // Database schema # for WP 2.6
51	72	define ('FWP_SCHEMA_27', 9872); // Database schema # for WP 2.7
	73	+define ('FWP_SCHEMA_28', 11548); // Database schema # for WP 2.8
	74	+define ('FWP_SCHEMA_29', 12329); // Database schema # for WP 2.9
	75	+define ('FWP_SCHEMA_30', 12694); // Database schema # for WP 3.0
52	76
53	77	if (FEEDWORDPRESS_DEBUG) :
54	78	// Help us to pick out errors, if any.
55	79	ini_set('error_reporting', E_ALL & ~E_NOTICE);
56	80	ini_set('display_errors', true);
57		- define('MAGPIE_DEBUG', true);
58	81
59	82	// When testing we don't want cache issues to interfere. But this is
60	83	// a VERY BAD SETTING for a production server. Webmasters will eat your
61	84	// face for breakfast if you use it, and the baby Jesus will cry. So
		@@ -60,37 +83,40 @@
60	83	// a VERY BAD SETTING for a production server. Webmasters will eat your
61	84	// face for breakfast if you use it, and the baby Jesus will cry. So
62	85	// make sure FEEDWORDPRESS_DEBUG is FALSE for any site that will be
63	86	// used for more than testing purposes!
64		- define('MAGPIE_CACHE_AGE', 1);
	87	+ define('FEEDWORDPRESS_CACHE_AGE', 1);
	88	+ define('FEEDWORDPRESS_CACHE_LIFETIME', 1);
	89	+ define('FEEDWORDPRESS_FETCH_TIME_OUT', 60);
65	90	else :
66		- define('MAGPIE_DEBUG', false);
	91	+ // Hold onto data all day for conditional GET purposes,
	92	+ // but consider it stale after 1 min (requiring a conditional GET)
	93	+ define('FEEDWORDPRESS_CACHE_LIFETIME', 24*60*60);
	94	+ define('FEEDWORDPRESS_CACHE_AGE', 1*60);
	95	+ define('FEEDWORDPRESS_FETCH_TIME_OUT', 10);
67	96	endif;
68	97
69		-// Note that the rss-functions.php that comes prepackaged with WordPress is
70		-// old & busted. For the new hotness, drop a copy of rss.php from
71		-// this archive into wp-includes/rss.php
	98	+// Use our the cache settings that we want.
	99	+add_filter('wp_feed_cache_transient_lifetime', array('FeedWordPress', 'cache_lifetime'));
72	100
73		-if (is_readable(ABSPATH . WPINC . '/rss.php')) :
74		- require_once (ABSPATH . WPINC . '/rss.php');
75		-else :
76		- require_once (ABSPATH . WPINC . '/rss-functions.php');
	101	+// Ensure that we have SimplePie loaded up and ready to go.
	102	+// We no longer need a MagpieRSS upgrade module. Hallelujah!
	103	+if (!class_exists('SimplePie')) :
	104	+ require_once(ABSPATH . WPINC . '/class-simplepie.php');
77	105	endif;
	106	+require_once(ABSPATH . WPINC . '/class-feed.php');
78	107
79		-if (isset($wp_db_version)) :
80		- if ($wp_db_version >= FWP_SCHEMA_23) :
81		- require_once (ABSPATH . WPINC . '/registration.php'); // for wp_insert_user
82		- elseif ($wp_db_version >= FWP_SCHEMA_21) : // WordPress 2.1 and 2.2, but not 2.3
83		- require_once (ABSPATH . WPINC . '/registration.php'); // for wp_insert_user
84		- require_once (ABSPATH . 'wp-admin/admin-db.php'); // for wp_insert_category
85		- elseif ($wp_db_version >= FWP_SCHEMA_20) : // WordPress 2.0
86		- require_once (ABSPATH . WPINC . '/registration-functions.php'); // for wp_insert_user
87		- require_once (ABSPATH . 'wp-admin/admin-db.php'); // for wp_insert_category
88		- endif;
89		-endif;
	108	+require_once (ABSPATH . WPINC . '/registration.php'); // for wp_insert_user
90	109
	110	+require_once(dirname(__FILE__) . '/admin-ui.php');
	111	+require_once(dirname(__FILE__) . '/feedwordpresssyndicationpage.class.php');
91	112	require_once(dirname(__FILE__) . '/compatability.php'); // LEGACY API: Replicate or mock up functions for legacy support purposes
92	113
	114	+require_once(dirname(__FILE__) . '/syndicatedpost.class.php');
	115	+require_once(dirname(__FILE__) . '/syndicatedlink.class.php');
	116	+require_once(dirname(__FILE__) . '/feedwordpresshtml.class.php');
	117	+require_once(dirname(__FILE__) . '/feedwordpress-content-type-sniffer.class.php');
	118	+
93	119	// Magic quotes are just about the stupidest thing ever.
94	120	if (is_array($_POST)) :
95	121	$fwp_post = stripslashes_deep($_POST);
96	122	endif;
		@@ -96,9 +122,9 @@
96	122	endif;
97	123
98	124	// Get the path relative to the plugins directory in which FWP is stored
99	125	preg_match (
100		- '|/wp-content/plugins/(.+)$|',
	126	+ '|'.preg_quote(WP_PLUGIN_DIR).'/(.+)$|',
101	127	dirname(__FILE__),
102	128	$ref
103	129	);
104	130
		@@ -109,27 +135,21 @@
109	135	endif;
110	136
111	137	// If this is a FeedWordPress admin page, queue up scripts for AJAX functions that FWP uses
112	138	// If it is a display page or a non-FeedWordPress admin page, don't.
113		-if (is_admin() and isset($_REQUEST['page']) and preg_match("|^{$fwp_path}/|", $_REQUEST['page'])) :
114		- if (function_exists('wp_enqueue_script')) :
115		- if (isset($wp_db_version) and $wp_db_version >= FWP_SCHEMA_25) :
116		- wp_enqueue_script('post'); // for magic tag and category boxes
117		- wp_enqueue_script('thickbox'); // for fold-up boxes
118		- wp_enqueue_script('admin-forms'); // for checkbox selection
119		- else :
120		- wp_enqueue_script( 'ajaxcat' ); // Provides the handy-dandy new category text box
121		- endif;
122		- endif;
123		- if (function_exists('wp_enqueue_style')) :
124		- if (fwp_test_wp_version(FWP_SCHEMA_25)) :
125		- wp_enqueue_style('dashboard');
126		- endif;
127		- endif;
	139	+wp_register_style('feedwordpress-elements', WP_PLUGIN_URL.'/'.$fwp_path.'/feedwordpress-elements.css');
	140	+if (FeedWordPressSettingsUI::is_admin()) :
	141	+ // For JavaScript that needs to be generated dynamically
	142	+ add_action('admin_print_scripts', array('FeedWordPressSettingsUI', 'admin_scripts'));
	143	+
	144	+ // For CSS that needs to be generated dynamically.
	145	+ add_action('admin_print_styles', array('FeedWordPressSettingsUI', 'admin_styles'));
	146	+
	147	+ wp_enqueue_style('dashboard');
	148	+ wp_enqueue_style('feedwordpress-elements');
	149	+
128	150	if (function_exists('wp_admin_css')) :
129		- if (fwp_test_wp_version(FWP_SCHEMA_25)) :
130		- wp_admin_css('css/dashboard');
131		- endif;
	151	+ wp_admin_css('css/dashboard');
132	152	endif;
133	153	endif;
134	154
135	155	if (!FeedWordPress::needs_upgrade()) : // only work if the conditions are safe!
		@@ -152,10 +172,17 @@
152	172
153	173	add_action('atom_entry', 'feedwordpress_item_feed_data');
154	174
155	175	# Filter in original permalinks if the user wants that
156		- add_filter('post_link', 'syndication_permalink', 1);
	176	+ add_filter('post_link', 'syndication_permalink', /*priority=*/ 1, /*arguments=*/ 3);
157	177
	178	+ # When foreign URLs are used for permalinks in feeds or display
	179	+ # contexts, they need to be escaped properly.
	180	+ add_filter('the_permalink', 'syndication_permalink_escaped');
	181	+ add_filter('the_permalink_rss', 'syndication_permalink_escaped');
	182	+
	183	+ add_filter('post_comments_feed_link', 'syndication_comments_feed_link');
	184	+
158	185	# WTF? By default, wp_insert_link runs incoming link_url and link_rss
159	186	# URIs through default filters that include `wp_kses()`. But `wp_kses()`
160	187	# just happens to escape any occurrence of & to &amp; -- which just
161	188	# happens to fuck up any URI with a & to separate GET parameters.
		@@ -163,12 +190,18 @@
163	190	remove_filter('pre_link_url', 'wp_filter_kses');
164	191
165	192	# Admin menu
166	193	add_action('admin_menu', 'fwp_add_pages');
	194	+ add_action('admin_notices', 'fwp_check_debug');
	195	+
	196	+ add_action('admin_menu', 'feedwordpress_add_post_edit_controls');
	197	+ add_action('save_post', 'feedwordpress_save_post_edit_controls');
	198	+
	199	+ add_action('admin_footer', array('FeedWordPress', 'admin_footer'));
167	200
168	201	# Inbound XML-RPC update methods
169		- add_filter('xmlrpc_methods', 'feedwordpress_xmlrpc_hook');
170		-
	202	+ $feedwordpressRPC = new FeedWordPressRPC;
	203	+
171	204	# Outbound XML-RPC ping reform
172	205	remove_action('publish_post', 'generic_ping'); // WP 1.5.x
173	206	remove_action('do_pings', 'do_all_pings', 10, 1); // WP 2.1, 2.2
174	207	remove_action('publish_post', '_publish_post_hook', 5, 1); // WP 2.3
		@@ -177,22 +210,27 @@
177	210	add_action('do_pings', 'fwp_do_pings', 10, 1);
178	211	add_action('feedwordpress_update', 'fwp_hold_pings');
179	212	add_action('feedwordpress_update_complete', 'fwp_release_pings');
180	213
181		- # Hook in logging functions only if the logging option is ON
182		- $update_logging = get_option('feedwordpress_update_logging');
183		- if ($update_logging == 'yes') :
184		- add_action('post_syndicated_item', 'log_feedwordpress_post', 100);
185		- add_action('update_syndicated_item', 'log_feedwordpress_update_post', 100);
186		- add_action('feedwordpress_update', 'log_feedwordpress_update_feeds', 100);
187		- add_action('feedwordpress_check_feed', 'log_feedwordpress_check_feed', 100);
188		- add_action('feedwordpress_update_complete', 'log_feedwordpress_update_complete', 100);
	214	+ add_action('syndicated_feed_error', array('FeedWordPressDiagnostic', 'feed_error'), 100, 3);
	215	+
	216	+ add_action('wp_footer', 'debug_out_feedwordpress_footer', -100);
	217	+ add_action('admin_footer', 'debug_out_feedwordpress_footer', -100);
	218	+
	219	+ $feedwordpress = new FeedWordPress;
	220	+
	221	+ # Cron-less auto-update. Hooray!
	222	+ $autoUpdateHook = get_option('feedwordpress_automatic_updates');
	223	+ if ($autoUpdateHook != 'init') :
	224	+ $autoUpdateHook = 'shutdown';
189	225	endif;
190		-
191		- # Cron-less auto-update. Hooray!
192		- add_action('init', 'feedwordpress_auto_update');
193		-
	226	+ add_action($autoUpdateHook, array(&$feedwordpress, 'auto_update'));
	227	+ add_action('init', array(&$feedwordpress, 'init'));
	228	+ add_action('shutdown', array(&$feedwordpress, 'email_diagnostic_log'));
	229	+ add_action('wp_dashboard_setup', array(&$feedwordpress, 'dashboard_setup'));
	230	+
194	231	# Default sanitizers
	232	+ add_filter('syndicated_item_content', array('SyndicatedPost', 'resolve_relative_uris'), 0, 2);
195	233	add_filter('syndicated_item_content', array('SyndicatedPost', 'sanitize_content'), 0, 2);
196	234
197	235	else :
198	236	# Hook in the menus, which will just point to the upgrade interface
		@@ -198,174 +236,256 @@
198	236	# Hook in the menus, which will just point to the upgrade interface
199	237	add_action('admin_menu', 'fwp_add_pages');
200	238	endif; // if (!FeedWordPress::needs_upgrade())
201	239
202		-function feedwordpress_auto_update () {
203		- if (FeedWordPress::stale()) :
204		- $feedwordpress =& new FeedWordPress;
205		- $feedwordpress->update();
206		- endif;
207		-
208		- if (FeedWordPress::update_requested()) :
209		- exit;
210		- endif;
211		-} /* feedwordpress_auto_update () */
212		-
213	240	################################################################################
214	241	## LOGGING FUNCTIONS: log status updates to error_log if you want it ###########
215	242	################################################################################
216	243
217		-function log_feedwordpress_post ($id) {
218		- $post = wp_get_single_post($id);
219		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] posted "
220		- ."'{$post->post_title}' ({$post->post_date})");
221		-}
	244	+class FeedWordPressDiagnostic {
	245	+ function feed_error ($error, $old, $link) {
	246	+ $wpError = $error['object'];
	247	+ $url = $link->uri();
	248	+
	249	+ $mesgs = $wpError->get_error_messages();
	250	+ foreach ($mesgs as $mesg) :
	251	+ $mesg = esc_html($mesg);
	252	+ FeedWordPress::diagnostic(
	253	+ 'updated_feeds:errors',
	254	+ "Feed Error: [${url}] update returned error: $mesg"
	255	+ );
	256	+ if ($error['ts'] > $error['since']) :
	257	+ $since = date('r', $error['since']);
	258	+ $mostRecent = date('r', $error['ts']);
	259	+ FeedWordPress::diagnostic(
	260	+ 'updated_feeds:errors:persistent',
	261	+ "Feed Update Error: [${url}] returning errors"
	262	+ ." since ${since}:<br/><code>$mesg</code>",
	263	+ $url, $error['since'], $error['ts']
	264	+ );
	265	+ endif;
	266	+ endforeach;
	267	+ }
222	268
223		-function log_feedwordpress_update_post ($id) {
224		- $post = wp_get_single_post($id);
225		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] updated "
226		- ."'{$post->post_title}' ({$post->post_date})"
227		- ." (as of {$post->post_modified})");
228		-}
	269	+ function admin_emails ($id = '') {
	270	+ $users = get_users_of_blog($id);
	271	+ $recipients = array();
	272	+ foreach ($users as $user) :
	273	+ $dude = new WP_User($user->user_id);
	274	+ if ($dude->has_cap('administrator')) :
	275	+ if ($dude->user_email) :
	276	+ $recipients[] = $dude->user_email;
	277	+ endif;
	278	+ endif;
	279	+ endforeach;
	280	+ return $recipients;
	281	+ }
	282	+} /* class FeedWordPressDiagnostic */
229	283
230		-function log_feedwordpress_update_feeds ($uri) {
231		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] update('$uri')");
	284	+function debug_out_human_readable_bytes ($quantity) {
	285	+ $quantity = (int) $quantity;
	286	+ $magnitude = 'B';
	287	+ $orders = array('KB', 'MB', 'GB', 'TB');
	288	+ while (($quantity > (1024*100)) and (count($orders) > 0)) :
	289	+ $quantity = floor($quantity / 1024);
	290	+ $magnitude = array_shift($orders);
	291	+ endwhile;
	292	+ return "${quantity} ${magnitude}";
232	293	}
233	294
234		-function log_feedwordpress_check_feed ($feed) {
235		- $uri = $feed['link/uri']; $name = $feed['link/name'];
236		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] Examining $name <$uri>");
237		-}
	295	+function debug_out_feedwordpress_footer () {
	296	+ if (FeedWordPress::diagnostic_on('memory_usage')) :
	297	+ if (function_exists('memory_get_usage')) :
	298	+ FeedWordPress::diagnostic ('memory_usage', "Memory: Current usage: ".debug_out_human_readable_bytes(memory_get_usage()));
	299	+ endif;
	300	+ if (function_exists('memory_get_peak_usage')) :
	301	+ FeedWordPress::diagnostic ('memory_usage', "Memory: Peak usage: ".debug_out_human_readable_bytes(memory_get_peak_usage()));
	302	+ endif;
	303	+ endif;
	304	+} /* debug_out_feedwordpress_footer() */
238	305
239		-function log_feedwordpress_update_complete ($delta) {
240		- $mesg = array();
241		- if (isset($delta['new'])) $mesg[] = 'added '.$delta['new'].' new posts';
242		- if (isset($delta['updated'])) $mesg[] = 'updated '.$delta['updated'].' existing posts';
243		- if (empty($mesg)) $mesg[] = 'nothing changed';
244		-
245		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] "
246		- .(is_null($delta) ? "Error: I don't syndicate that URI"
247		- : implode(' and ', $mesg)));
248		-}
249		-
250	306	################################################################################
251	307	## TEMPLATE API: functions to make your templates syndication-aware ############
252	308	################################################################################
253	309
254		-function is_syndicated () { return (strlen(get_syndication_feed_id()) > 0); }
	310	+/**
	311	+ * is_syndicated: Tests whether the current post in a Loop context, or a post
	312	+ * given by ID number, was syndicated by FeedWordPress. Useful for templates
	313	+ * to determine whether or not to retrieve syndication-related meta-data in
	314	+ * displaying a post.
	315	+ *
	316	+ * @param int $id The post to check for syndicated status. Defaults to the current post in a Loop context.
	317	+ * @return bool TRUE if the post's meta-data indicates it was syndicated; FALSE otherwise
	318	+ */
	319	+function is_syndicated ($id = NULL) {
	320	+ return (strlen(get_syndication_feed_id($id)) > 0);
	321	+} /* function is_syndicated() */
255	322
256		-function get_syndication_source_link ($original = NULL) {
257		- if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
	323	+function feedwordpress_display_url ($url, $before = 60, $after = 0) {
	324	+ $bits = parse_url($url);
	325	+
	326	+ // Strip out crufty subdomains
	327	+ if (isset($bits['host'])) :
	328	+ $bits['host'] = preg_replace('/^www[0-9]*\./i', '', $bits['host']);
	329	+ endif;
	330	+
	331	+ // Reassemble bit-by-bit with minimum of crufty elements
	332	+ $url = (isset($bits['user'])?$bits['user'].'@':'')
	333	+ .(isset($bits['host'])?$bits['host']:'')
	334	+ .(isset($bits['path'])?$bits['path']:'')
	335	+ .(isset($uri_bits['port'])?':'.$uri_bits['port']:'')
	336	+ .(isset($bits['query'])?'?'.$bits['query']:'');
	337	+
	338	+ if (strlen($url) > ($before+$after)) :
	339	+ $url = substr($url, 0, $before).'…'.substr($url, 0 - $after, $after);
258	340	endif;
259	341
260		- if ($original) : $vals = get_post_custom_values('syndication_source_uri_original');
261		- else : $vals = array();
	342	+ return $url;
	343	+} /* feedwordpress_display_url () */
	344	+
	345	+function get_syndication_source_property ($original, $id, $local, $remote = NULL) {
	346	+ $ret = NULL;
	347	+ if (is_null($original)) :
	348	+ $original = FeedWordPress::use_aggregator_source_data();
262	349	endif;
263	350
264		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri');
	351	+ if (is_null($remote)) :
	352	+ $remote = $local . '_original';
265	353	endif;
266	354
267		- if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
268		-
269		- return $ret;
270		-} /* function get_syndication_source_link() */
271		-
272		-function the_syndication_source_link ($original = NULL) { echo get_syndication_source_link($original); }
273		-
274		-function get_syndication_source ($original = NULL) {
275		- if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
	355	+ $vals = ($original ? get_post_custom_values($remote, $id) : array());
	356	+ if (count($vals) < 1) :
	357	+ $vals = get_post_custom_values($local, $id);
276	358	endif;
277		-
278		- if ($original) : $vals = get_post_custom_values('syndication_source_original');
279		- else : $vals = array();
280		- endif;
281	359
282		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source');
	360	+ if (count($vals) > 0) :
	361	+ $ret = $vals[0];
283	362	endif;
284		-
285		- if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
286		-
287	363	return $ret;
288		-} /* function get_syndication_source() */
	364	+} /* function get_syndication_source_property () */
289	365
290		-function the_syndication_source ($original = NULL) { echo get_syndication_source($original); }
	366	+function the_syndication_source_link ($original = NULL, $id = NULL) { echo get_syndication_source_link($original, $id); }
	367	+function get_syndication_source_link ($original = NULL, $id = NULL) {
	368	+ return get_syndication_source_property($original, $id, 'syndication_source_uri');
	369	+} /* function get_syndication_source_link() */
291	370
292		-function get_syndication_feed ($original = NULL) {
293		- if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
	371	+function the_syndication_source ($original = NULL, $id = NULL) { echo get_syndication_source($original, $id); }
	372	+function get_syndication_source ($original = NULL, $id = NULL) {
	373	+ $ret = get_syndication_source_property($original, $id, 'syndication_source');
	374	+ if (is_null($ret) or strlen(trim($ret)) == 0) : // Fall back to URL of blog
	375	+ $ret = feedwordpress_display_url(get_syndication_source_link());
294	376	endif;
	377	+ return $ret;
	378	+} /* function get_syndication_source() */
295	379
296		- if ($original) : $vals = get_post_custom_values('syndication_feed_original');
297		- else : $vals = array();
298		- endif;
299		-
300		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed');
301		- endif;
302		-
303		- if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
304		-
305		- return $ret;
	380	+function the_syndication_feed ($original = NULL, $id = NULL) { echo get_syndication_feed($original, $id); }
	381	+function get_syndication_feed ($original = NULL, $id = NULL) {
	382	+ return get_syndication_source_property($original, $id, 'syndication_feed');
306	383	} /* function get_syndication_feed() */
307	384
308		-function the_syndication_feed ($original = NULL) { echo get_syndication_feed ($original); }
309		-
310		-function get_syndication_feed_guid ($original = NULL) {
311		- if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
	385	+function the_syndication_feed_guid ($original = NULL, $id = NULL) { echo get_syndication_feed_guid($original, $id); }
	386	+function get_syndication_feed_guid ($original = NULL, $id = NULL) {
	387	+ $ret = get_syndication_source_property($original, $id, 'syndication_source_id');
	388	+ if (is_null($ret) or strlen(trim($ret))==0) : // Fall back to URL of feed
	389	+ $ret = get_syndication_feed();
312	390	endif;
313		-
314		- if ($original) : $vals = get_post_custom_values('syndication_source_id_original');
315		- else : $vals = array();
316		- endif;
317		-
318		- if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id'));
319		- endif;
320		-
321		- if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
322		-
323	391	return $ret;
324	392	} /* function get_syndication_feed_guid () */
325	393
326		-function the_syndication_feed_guid ($original = NULL) { echo get_syndication_feed_guid($original); }
	394	+function get_syndication_feed_id ($id = NULL) { list($u) = get_post_custom_values('syndication_feed_id', $id); return $u; }
	395	+function the_syndication_feed_id ($id = NULL) { echo get_syndication_feed_id($id); }
327	396
328		-function get_syndication_feed_id () { list($u) = get_post_custom_values('syndication_feed_id'); return $u; }
329		-function the_syndication_feed_id () { echo get_syndication_feed_id(); }
330		-
331	397	$feedwordpress_linkcache = array (); // only load links from database once
	398	+function get_syndication_feed_object ($id = NULL) {
	399	+ global $feedwordpress_linkcache;
332	400
333		-function get_feed_meta ($key) {
334		- global $wpdb, $feedwordpress_linkcache;
335		- $feed_id = get_syndication_feed_id();
	401	+ $link = NULL;
336	402
337		- $ret = NULL;
	403	+ $feed_id = get_syndication_feed_id($id);
338	404	if (strlen($feed_id) > 0):
339	405	if (isset($feedwordpress_linkcache[$feed_id])) :
340	406	$link = $feedwordpress_linkcache[$feed_id];
341	407	else :
342		- $link =& new SyndicatedLink($feed_id);
	408	+ $link = new SyndicatedLink($feed_id);
343	409	$feedwordpress_linkcache[$feed_id] = $link;
344	410	endif;
	411	+ endif;
	412	+ return $link;
	413	+}
345	414
	415	+function get_feed_meta ($key, $id = NULL) {
	416	+ $ret = NULL;
	417	+
	418	+ $link = get_syndication_feed_object($id);
	419	+ if (is_object($link) and isset($link->settings[$key])) :
346	420	$ret = $link->settings[$key];
347	421	endif;
348	422	return $ret;
349	423	} /* get_feed_meta() */
350	424
351		-function get_syndication_permalink () {
352		- list($u) = get_post_custom_values('syndication_permalink'); return $u;
	425	+function get_syndication_permalink ($id = NULL) {
	426	+ list($u) = get_post_custom_values('syndication_permalink', $id); return $u;
353	427	}
354		-function the_syndication_permalink () {
355		- echo get_syndication_permalink();
	428	+function the_syndication_permalink ($id = NULL) {
	429	+ echo get_syndication_permalink($id);
356	430	}
357	431
	432	+/**
	433	+ * get_local_permalink: returns a string containing the internal permalink
	434	+ * for a post (whether syndicated or not) on your local WordPress installation.
	435	+ * This may be useful if you want permalinks to point to the original source of
	436	+ * an article for most purposes, but want to retrieve a URL for the local
	437	+ * representation of the post for one or two limited purposes (for example,
	438	+ * linking to a comments page on your local aggregator site).
	439	+ *
	440	+ * @param $id The numerical ID of the post to get the permalink for. If empty,
	441	+ * defaults to the current post in a Loop context.
	442	+ * @return string The URL of the local permalink for this post.
	443	+ *
	444	+ * @uses get_permalink()
	445	+ * @global $feedwordpress_the_original_permalink
	446	+ *
	447	+ * @since 2010.0217
	448	+ */
	449	+function get_local_permalink ($id = NULL) {
	450	+ global $feedwordpress_the_original_permalink;
	451	+
	452	+ // get permalink, and thus activate filter and force global to be filled
	453	+ // with original URL.
	454	+ $url = get_permalink($id);
	455	+ return $feedwordpress_the_original_permalink;
	456	+} /* get_local_permalink() */
	457	+
	458	+/**
	459	+ * the_original_permalink: displays the contents of get_original_permalink()
	460	+ *
	461	+ * @param $id The numerical ID of the post to get the permalink for. If empty,
	462	+ * defaults to the current post in a Loop context.
	463	+ *
	464	+ * @uses get_local_permalinks()
	465	+ * @uses apply_filters
	466	+ *
	467	+ * @since 2010.0217
	468	+ */
	469	+function the_local_permalink ($id = NULL) {
	470	+ print apply_filters('the_permalink', get_local_permalink($id));
	471	+} /* function the_local_permalink() */
	472	+
358	473	################################################################################
359	474	## FILTERS: syndication-aware handling of post data for templates and feeds ####
360	475	################################################################################
361	476
362	477	$feedwordpress_the_syndicated_content = NULL;
	478	+$feedwordpress_the_original_permalink = NULL;
363	479
364	480	function feedwordpress_preserve_syndicated_content ($text) {
365	481	global $feedwordpress_the_syndicated_content;
366	482
367		- if ( is_syndicated() and get_option('feedwordpress_formatting_filters') != 'yes' ) :
	483	+ $globalExpose = (get_option('feedwordpress_formatting_filters') == 'yes');
	484	+ $localExpose = get_post_custom_values('_feedwordpress_formatting_filters');
	485	+ $expose = ($globalExpose or ((count($localExpose) > 0) and $localExpose[0]));
	486	+
	487	+ if ( is_syndicated() and !$expose ) :
368	488	$feedwordpress_the_syndicated_content = $text;
369	489	else :
370	490	$feedwordpress_the_syndicated_content = NULL;
371	491	endif;
		@@ -386,16 +506,16 @@
386	506	// In a post context....
387	507	if (is_syndicated()) :
388	508	?>
389	509	<source>
390		- <title><?php the_syndication_source(); ?></title>
391		- <link rel="alternate" type="text/html" href="<?php the_syndication_source_link(); ?>" />
392		- <link rel="self" href="<?php the_syndication_feed(); ?>" />
	510	+ <title><?php print htmlspecialchars(get_syndication_source()); ?></title>
	511	+ <link rel="alternate" type="text/html" href="<?php print htmlspecialchars(get_syndication_source_link()); ?>" />
	512	+ <link rel="self" href="<?php print htmlspecialchars(get_syndication_feed()); ?>" />
393	513	<?php
394	514	$id = get_syndication_feed_guid();
395	515	if (strlen($id) > 0) :
396	516	?>
397		- <id><?php print $id; ?></id>
	517	+ <id><?php print htmlspecialchars($id); ?></id>
398	518	<?php
399	519	endif;
400	520	$updated = get_feed_meta('feed/updated');
401	521	if (strlen($updated) > 0) : ?>
		@@ -407,46 +527,189 @@
407	527	<?php
408	528	endif;
409	529	}
410	530
411		-function syndication_permalink ($permalink = '') {
412		- if (get_option('feedwordpress_munge_permalink') != 'no'):
413		- $uri = get_syndication_permalink();
414		- return ((strlen($uri) > 0) ? $uri : $permalink);
415		- else:
416		- return $permalink;
	531	+/**
	532	+ * syndication_permalink: Allow WordPress to use the original remote URL of
	533	+ * syndicated posts as their permalink. Can be turned on or off by by setting in
	534	+ * Syndication => Posts & Links. Saves the old internal permalink in a global
	535	+ * variable for later use.
	536	+ *
	537	+ * @param string $permalink The internal permalink
	538	+ * @return string The new permalink. Same as the old if the post is not
	539	+ * syndicated, or if FWP is set to use internal permalinks, or if the post
	540	+ * was syndicated, but didn't have a proper permalink recorded.
	541	+ *
	542	+ * @uses SyndicatedLink::setting()
	543	+ * @uses get_syndication_permalink()
	544	+ * @uses get_syndication_feed_object()
	545	+ * @uses url_to_postid()
	546	+ * @global $id
	547	+ * @global $feedwordpress_the_original_permalink
	548	+ */
	549	+function syndication_permalink ($permalink = '', $post = null, $leavename = false) {
	550	+ global $id;
	551	+ global $feedwordpress_the_original_permalink;
	552	+
	553	+ // Save the local permalink in case we need to retrieve it later.
	554	+ $feedwordpress_the_original_permalink = $permalink;
	555	+
	556	+ if (is_object($post) and isset($post->ID) and !empty($post->ID)) :
	557	+ // Use the post ID we've been provided with.
	558	+ $postId = $post->ID;
	559	+ elseif (is_string($permalink) and strlen($permalink) > 0) :
	560	+ // Map this permalink to a post ID so we can get the correct
	561	+ // permalink even outside of the Post Loop. Props Björn.
	562	+ $postId = url_to_postid($permalink);
	563	+ else :
	564	+ // If the permalink string is empty but Post Loop context
	565	+ // provides an id.
	566	+ $postId = $id;
417	567	endif;
418		-} // function syndication_permalink ()
419	568
	569	+ $munge = false;
	570	+ $link = get_syndication_feed_object($postId);
	571	+ if (is_object($link)) :
	572	+ $munge = ($link->setting('munge permalink', 'munge_permalink', 'yes') != 'no');
	573	+ endif;
	574	+
	575	+ if ($munge):
	576	+ $uri = get_syndication_permalink($postId);
	577	+ $permalink = ((strlen($uri) > 0) ? $uri : $permalink);
	578	+ endif;
	579	+ return $permalink;
	580	+} /* function syndication_permalink () */
	581	+
	582	+/**
	583	+ * syndication_permalink_escaped: Escape XML special characters in syndicated
	584	+ * permalinks when used in feed contexts and HTML display contexts.
	585	+ *
	586	+ * @param string $permalink
	587	+ * @return string
	588	+ *
	589	+ * @uses is_syndicated()
	590	+ * @uses FeedWordPress::munge_permalinks()
	591	+ *
	592	+ */
	593	+function syndication_permalink_escaped ($permalink) {
	594	+ /* FIXME: This should review link settings not just global settings */
	595	+ if (is_syndicated() and FeedWordPress::munge_permalinks()) :
	596	+ // This is a foreign link; WordPress can't vouch for its not
	597	+ // having any entities that need to be &-escaped. So we'll do
	598	+ // it here.
	599	+ $permalink = esc_html($permalink);
	600	+ endif;
	601	+ return $permalink;
	602	+} /* function syndication_permalink_escaped() */
	603	+
	604	+/**
	605	+ * syndication_comments_feed_link: Escape XML special characters in comments
	606	+ * feed links
	607	+ *
	608	+ * @param string $link
	609	+ * @return string
	610	+ *
	611	+ * @uses is_syndicated()
	612	+ * @uses FeedWordPress::munge_permalinks()
	613	+ */
	614	+function syndication_comments_feed_link ($link) {
	615	+ global $feedwordpress_the_original_permalink, $id;
	616	+
	617	+ if (is_syndicated() and FeedWordPress::munge_permalinks()) :
	618	+ // If the source post provided a comment feed URL using
	619	+ // wfw:commentRss or atom:link/@rel="replies" we can make use of
	620	+ // that value here.
	621	+ $source = get_syndication_feed_object();
	622	+ $replacement = NULL;
	623	+ if ($source->setting('munge comments feed links', 'munge_comments_feed_links', 'yes') != 'no') :
	624	+ $commentFeeds = get_post_custom_values('wfw:commentRSS');
	625	+ if (
	626	+ is_array($commentFeeds)
	627	+ and (count($commentFeeds) > 0)
	628	+ and (strlen($commentFeeds[0]) > 0)
	629	+ ) :
	630	+ $replacement = $commentFeeds[0];
	631	+
	632	+ // This is a foreign link; WordPress can't vouch for its not
	633	+ // having any entities that need to be &-escaped. So we'll do it
	634	+ // here.
	635	+ $replacement = esc_html($replacement);
	636	+ endif;
	637	+ endif;
	638	+
	639	+ if (is_null($replacement)) :
	640	+ // Q: How can we get the proper feed format, since the
	641	+ // format is, stupidly, not passed to the filter?
	642	+ // A: Kludge kludge kludge kludge!
	643	+ $fancy_permalinks = ('' != get_option('permalink_structure'));
	644	+ if ($fancy_permalinks) :
	645	+ preg_match('|/feed(/([^/]+))?/?$|', $link, $ref);
	646	+
	647	+ $format = (isset($ref[2]) ? $ref[2] : '');
	648	+ if (strlen($format) == 0) : $format = get_default_feed(); endif;
	649	+
	650	+ $replacement = trailingslashit($feedwordpress_the_original_permalink) . 'feed';
	651	+ if ($format != get_default_feed()) :
	652	+ $replacement .= '/'.$format;
	653	+ endif;
	654	+ $replacement = user_trailingslashit($replacement, 'single_feed');
	655	+ else :
	656	+ // No fancy permalinks = no problem
	657	+ // WordPress doesn't call get_permalink() to
	658	+ // generate the comment feed URL, so the
	659	+ // comments feed link is never munged by FWP.
	660	+ endif;
	661	+ endif;
	662	+
	663	+ if (!is_null($replacement)) : $link = $replacement; endif;
	664	+ endif;
	665	+ return $link;
	666	+} /* function syndication_comments_feed_link() */
	667	+
420	668	################################################################################
421	669	## ADMIN MENU ADD-ONS: register Dashboard management pages #####################
422	670	################################################################################
423	671
424	672	function fwp_add_pages () {
425		- global $fwp_capability;
426	673	global $fwp_path;
427	674
428		- $menu = array('Syndicated Sites', 'Syndication', $fwp_capability['manage_links'], $fwp_path.'/syndication.php', NULL);
429		- if (fwp_test_wp_version(FWP_SCHEMA_27)) :
430		- // add icon parameter
431		- $menu[] = WP_PLUGIN_URL.'/'.$fwp_path.'/feedwordpress-tiny.png';
432		- endif;
	675	+ add_menu_page('Syndicated Sites', 'Syndication', 'manage_links', $fwp_path.'/syndication.php', NULL, WP_PLUGIN_URL.'/'.$fwp_path.'/feedwordpress-tiny.png');
	676	+ do_action('feedwordpress_admin_menu_pre_feeds');
	677	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Feeds & Updates', 'Feeds & Updates', 'manage_options', $fwp_path.'/feeds-page.php');
	678	+ do_action('feedwordpress_admin_menu_pre_posts');
	679	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Posts & Links', 'Posts & Links', 'manage_options', $fwp_path.'/posts-page.php');
	680	+ do_action('feedwordpress_admin_menu_pre_authors');
	681	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Authors', 'Authors', 'manage_options', $fwp_path.'/authors-page.php');
	682	+ do_action('feedwordpress_admin_menu_pre_categories');
	683	+ add_submenu_page($fwp_path.'/syndication.php', 'Categories'.FEEDWORDPRESS_AND_TAGS, 'Categories'.FEEDWORDPRESS_AND_TAGS, 'manage_options', $fwp_path.'/categories-page.php');
	684	+ do_action('feedwordpress_admin_menu_pre_performance');
	685	+ add_submenu_page($fwp_path.'/syndication.php', 'FeedWordPress Performance', 'Performance', 'manage_options', $fwp_path.'/performance-page.php');
	686	+ do_action('feedwordpress_admin_menu_pre_diagnostics');
	687	+ add_submenu_page($fwp_path.'/syndication.php', 'FeedWordPress Diagnostics', 'Diagnostics', 'manage_options', $fwp_path.'/diagnostics-page.php');
	688	+} /* function fwp_add_pages () */
433	689
434		- if (fwp_test_wp_version(FWP_SCHEMA_26)) :
435		- $options = __('Settings');
436		- $longoptions = __('Syndication Settings');
	690	+function fwp_check_debug () {
	691	+ // This is a horrible fucking kludge that I have to do because the
	692	+ // admin notice code is triggered before the code that updates the
	693	+ // setting.
	694	+ if (isset($_POST['feedwordpress_debug'])) :
	695	+ $feedwordpress_debug = $_POST['feedwordpress_debug'];
437	696	else :
438		- $options = __('Options');
439		- $longoptions = __('Syndication Options');
	697	+ $feedwordpress_debug = get_option('feedwordpress_debug');
440	698	endif;
	699	+ if ($feedwordpress_debug==='yes') :
	700	+?>
	701	+ <div class="error">
	702	+<p><strong>FeedWordPress warning.</strong> Debugging mode is <strong>ON</strong>.
	703	+While it remains on, FeedWordPress displays many diagnostic error messages,
	704	+warnings, and notices that are ordinarily suppressed, and also turns off all
	705	+caching of feeds. Use with caution: this setting is absolutely inappropriate
	706	+for a production server.</p>
	707	+ </div>
	708	+<?php
	709	+ endif;
	710	+} /* function fwp_check_debug () */
441	711
442		- call_user_func_array('add_menu_page', $menu);
443		- add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Authors', 'Authors', $fwp_capability['manage_options'], $fwp_path.'/authors.php');
444		- add_submenu_page($fwp_path.'/syndication.php', $longoptions, $options, $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
445		-
446		- add_options_page($longoptions, 'Syndication', $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
447		-} // function fwp_add_pages () */
448		-
449	712	################################################################################
450	713	## fwp_hold_pings() and fwp_release_pings(): Outbound XML-RPC ping reform ####
451	714	## ... 'coz it's rude to send 500 pings the first time your aggregator runs ####
452	715	################################################################################
		@@ -502,8 +765,67 @@
502	765	endif;
503	766	endif;
504	767	}
505	768
	769	+ function feedwordpress_add_post_edit_controls () {
	770	+ add_meta_box('feedwordpress-post-controls', __('Syndication'), 'feedwordpress_post_edit_controls', 'post', 'side', 'high');
	771	+ } // function FeedWordPress::postEditControls
	772	+
	773	+ function feedwordpress_post_edit_controls () {
	774	+ global $post;
	775	+
	776	+ $frozen_values = get_post_custom_values('_syndication_freeze_updates', $post->ID);
	777	+ $frozen_post = (count($frozen_values) > 0 and 'yes' == $frozen_values[0]);
	778	+
	779	+ if (is_syndicated($post->ID)) :
	780	+ ?>
	781	+ <p>This is a syndicated post, which originally appeared at
	782	+ <cite><?php print esc_html(get_syndication_source(NULL, $post->ID)); ?></cite>.
	783	+ <a href="<?php print esc_html(get_syndication_permalink($post->ID)); ?>">View original post</a>.</p>
	784	+
	785	+ <p><input type="hidden" name="feedwordpress_noncename" id="feedwordpress_noncename" value="<?php print wp_create_nonce(plugin_basename(__FILE__)); ?>" />
	786	+ <label><input type="checkbox" name="freeze_updates" value="yes" <?php if ($frozen_post) : ?>checked="checked"<?php endif; ?> /> <strong>Manual editing.</strong>
	787	+ If set, FeedWordPress will not overwrite the changes you make manually
	788	+ to this post, if the syndicated content is updated on the
	789	+ feed.</label></p>
	790	+ <?php
	791	+ else :
	792	+ ?>
	793	+ <p>This post was created locally at this website.</p>
	794	+ <?php
	795	+ endif;
	796	+ } // function feedwordpress_post_edit_controls () */
	797	+
	798	+ function feedwordpress_save_post_edit_controls ( $post_id ) {
	799	+ global $post;
	800	+
	801	+ if (!isset($_POST['feedwordpress_noncename']) or !wp_verify_nonce($_POST['feedwordpress_noncename'], plugin_basename(__FILE__))) :
	802	+ return $post_id;
	803	+ endif;
	804	+
	805	+ // Verify if this is an auto save routine. If it is our form has
	806	+ // not been submitted, so we don't want to do anything.
	807	+ if ( defined('DOING_AUTOSAVE') and DOING_AUTOSAVE ) :
	808	+ return $post_id;
	809	+ endif;
	810	+
	811	+ // Check permissions
	812	+ if ( !current_user_can( 'edit_'.$_POST['post_type'], $post_id) ) :
	813	+ return $post_id;
	814	+ endif;
	815	+
	816	+ // OK, we're golden. Now let's save some data.
	817	+ if (isset($_POST['freeze_updates'])) :
	818	+ update_post_meta($post_id, '_syndication_freeze_updates', $_POST['freeze_updates']);
	819	+ $ret = $_POST['freeze_updates'];
	820	+ else :
	821	+ delete_post_meta($post_id, '_syndication_freeze_updates');
	822	+ $ret = NULL;
	823	+ endif;
	824	+
	825	+ return $ret;
	826	+ } // function feedwordpress_save_edit_controls
	827	+
506	828	################################################################################
507	829	## class FeedWordPress #########################################################
508	830	################################################################################
509	831
		@@ -547,9 +869,9 @@
547	869	function FeedWordPress () {
548	870	$this->feeds = array ();
549	871	$links = FeedWordPress::syndicated_links();
550	872	if ($links): foreach ($links as $link):
551		- $this->feeds[] =& new SyndicatedLink($link);
	873	+ $this->feeds[] = new SyndicatedLink($link);
552	874	endforeach; endif;
553	875	} // FeedWordPress::FeedWordPress ()
554	876
555	877	# function update (): polls for updates on one or more Contributor feeds
		@@ -607,9 +929,9 @@
607	929	if (FeedWordPress::needs_upgrade()) : // Will make duplicate posts if we don't hold off
608	930	return NULL;
609	931	endif;
610	932
611		- if (!is_null($uri)) :
	933	+ if (!is_null($uri) and $uri != '*') :
612	934	$uri = trim($uri);
613	935	else : // Update all
614	936	update_option('feedwordpress_last_update_all', time());
615	937	endif;
		@@ -623,13 +945,15 @@
623	945	else :
624	946	$crash_ts = NULL;
625	947	endif;
626	948	endif;
627		-
	949	+
628	950	// Randomize order for load balancing purposes
629	951	$feed_set = $this->feeds;
630	952	shuffle($feed_set);
631	953
	954	+ $feed_set = apply_filters('feedwordpress_update_feeds', $feed_set, $uri);
	955	+
632	956	// Loop through and check for new posts
633	957	$delta = NULL;
634	958	foreach ($feed_set as $feed) :
635	959	if (!is_null($crash_ts) and (time() > $crash_ts)) : // Check whether we've exceeded the time limit
		@@ -635,9 +959,9 @@
635	959	if (!is_null($crash_ts) and (time() > $crash_ts)) : // Check whether we've exceeded the time limit
636	960	break;
637	961	endif;
638	962
639		- $pinged_that = (is_null($uri) or in_array($uri, array($feed->uri(), $feed->homepage())));
	963	+ $pinged_that = (is_null($uri) or ($uri=='*') or in_array($uri, array($feed->uri(), $feed->homepage())));
640	964
641	965	if (!is_null($uri)) : // A site-specific ping always updates
642	966	$timely = true;
643	967	else :
		@@ -643,9 +967,9 @@
643	967	else :
644	968	$timely = $feed->stale();
645	969	endif;
646	970
647		- if ($pinged_that and is_null($delta)) : // If at least one feed was hit for updating...
	971	+ if ($pinged_that and is_null($delta)) : // If at least one feed was hit for updating...
648	972	$delta = array('new' => 0, 'updated' => 0); // ... don't return error condition
649	973	endif;
650	974
651	975	if ($pinged_that and $timely) :
		@@ -653,10 +977,12 @@
653	977	$start_ts = time();
654	978	$added = $feed->poll($crash_ts);
655	979	do_action('feedwordpress_check_feed_complete', $feed->settings, $added, time() - $start_ts);
656	980
657		- if (isset($added['new'])) : $delta['new'] += $added['new']; endif;
658		- if (isset($added['updated'])) : $delta['updated'] += $added['updated']; endif;
	981	+ if (is_array($added)) : // Success
	982	+ if (isset($added['new'])) : $delta['new'] += $added['new']; endif;
	983	+ if (isset($added['updated'])) : $delta['updated'] += $added['updated']; endif;
	984	+ endif;
659	985	endif;
660	986	endforeach;
661	987
662	988	do_action('feedwordpress_update_complete', $delta);
		@@ -665,8 +991,11 @@
665	991	}
666	992
667	993	function stale () {
668	994	if (get_option('feedwordpress_automatic_updates')) :
	995	+ // Do our best to avoid possible simultaneous
	996	+ // updates by getting up-to-the-minute settings.
	997	+
669	998	$last = get_option('feedwordpress_last_update_all');
670	999
671	1000	// If we haven't updated all yet, give it a time window
672	1001	if (false === $last) :
		@@ -685,70 +1014,196 @@
685	1014	else :
686	1015	FeedWordPress::critical_bug('FeedWordPress::stale::last', $last, __LINE__);
687	1016	endif;
688	1017
689		- // Explicit request for an update (e.g. from a cron job).
690		- elseif (FeedWordPress::update_requested()) :
691		- $ret = true;
692		-
693	1018	else :
694	1019	$ret = false;
695	1020	endif;
696	1021	return $ret;
697	1022	} // FeedWordPress::stale()
	1023	+
	1024	+ function init () {
	1025	+ $this->clear_cache_magic_url();
	1026	+ $this->update_magic_url();
	1027	+ } /* FeedWordPress::init() */
698	1028
	1029	+ function dashboard_setup () {
	1030	+ // Get the stylesheet
	1031	+ wp_enqueue_style('feedwordpress-elements');
	1032	+
	1033	+ $widget_id = 'feedwordpress_dashboard';
	1034	+ $widget_name = __('Syndicated Sources');
	1035	+ $column = 'side';
	1036	+ $priority = 'core';
	1037	+
	1038	+ // I would love to use wp_add_dashboard_widget() here and save
	1039	+ // myself some trouble. But WP 3 does not yet have any way to
	1040	+ // push a dashboard widget onto the side, or to give it a default
	1041	+ // location.
	1042	+ add_meta_box(
	1043	+ /*id=*/ $widget_id,
	1044	+ /*title=*/ $widget_name,
	1045	+ /*callback=*/ array(&$this, 'dashboard'),
	1046	+ /*page=*/ 'dashboard',
	1047	+ /*context=*/ $column,
	1048	+ /*priority=*/ $priority
	1049	+ );
	1050	+ /*control_callback= array(&$this, 'dashboard_control') */
	1051	+
	1052	+ // This is kind of rude, I know, but the dashboard widget isn't
	1053	+ // worth much if users don't know that it exists, and I don't
	1054	+ // know of any better way to reorder the boxen.
	1055	+ //
	1056	+ // Gleefully ripped off of codex.wordpress.org/Dashboard_Widgets_API
	1057	+
	1058	+ // Globalize the metaboxes array, this holds all the widgets for wp-admin
	1059	+ global $wp_meta_boxes;
	1060	+
	1061	+ // Get the regular dashboard widgets array
	1062	+ // (which has our new widget already but at the end)
	1063	+
	1064	+ $normal_dashboard = $wp_meta_boxes['dashboard'][$column][$priority];
	1065	+
	1066	+ // Backup and delete our new dashbaord widget from the end of the array
	1067	+ if (isset($normal_dashboard[$widget_id])) :
	1068	+ $backup = array();
	1069	+ $backup[$widget_id] = $normal_dashboard[$widget_id];
	1070	+ unset($normal_dashboard[$widget_id]);
	1071	+
	1072	+ // Merge the two arrays together so our widget is at the
	1073	+ // beginning
	1074	+ $sorted_dashboard = array_merge($backup, $normal_dashboard);
	1075	+
	1076	+ // Save the sorted array back into the original metaboxes
	1077	+ $wp_meta_boxes['dashboard'][$column][$priority] = $sorted_dashboard;
	1078	+ endif;
	1079	+ } /* FeedWordPress::dashboard_setup () */
	1080	+
	1081	+ function dashboard () {
	1082	+ $syndicationPage = new FeedWordPressSyndicationPage(dirname(__FILE__).'/syndication.php');
	1083	+ $syndicationPage->dashboard_box($syndicationPage);
	1084	+ } /* FeedWordPress::dashboard () */
	1085	+
	1086	+ function update_magic_url () {
	1087	+ global $wpdb;
	1088	+
	1089	+ // Explicit update request in the HTTP request (e.g. from a cron job)
	1090	+ if ($this->update_requested()) :
	1091	+ $this->update($this->update_requested_url());
	1092	+
	1093	+ if (FEEDWORDPRESS_DEBUG and count($wpdb->queries) > 0) :
	1094	+ $mysqlTime = 0.0;
	1095	+ $byTime = array();
	1096	+ foreach ($wpdb->queries as $query) :
	1097	+ $time = $query[1] * 1000000.0;
	1098	+ $mysqlTime += $query[1];
	1099	+ if (!isset($byTime[$time])) : $byTime[$time] = array(); endif;
	1100	+ $byTime[$time][] = $query[0]. ' // STACK: ' . $query[2];
	1101	+ endforeach;
	1102	+ krsort($byTime);
	1103	+
	1104	+ foreach ($byTime as $time => $querySet) :
	1105	+ foreach ($querySet as $query) :
	1106	+ print "[".(sprintf('%4.4f', $time/1000.0)) . "ms] $query\n";
	1107	+ endforeach;
	1108	+ endforeach;
	1109	+ echo $this->log_prefix()."$wpdb->num_queries queries. $mysqlTime seconds in MySQL. Total of "; timer_stop(1); print " seconds.";
	1110	+ endif;
	1111	+
	1112	+ debug_out_feedwordpress_footer();
	1113	+
	1114	+ // Magic URL should return nothing but a 200 OK header packet
	1115	+ // when successful.
	1116	+ exit;
	1117	+ endif;
	1118	+ } /* FeedWordPress::magic_update_url () */
	1119	+
	1120	+ function clear_cache_magic_url () {
	1121	+ if ($this->clear_cache_requested()) :
	1122	+ $this->clear_cache();
	1123	+ endif;
	1124	+ } /* FeedWordPress::clear_cache_magic_url() */
	1125	+
	1126	+ function clear_cache_requested () {
	1127	+ return (
	1128	+ isset($_GET['clear_cache'])
	1129	+ and $_GET['clear_cache']
	1130	+ );
	1131	+ } /* FeedWordPress::clear_cache_requested() */
	1132	+
699	1133	function update_requested () {
700		- return (isset($_REQUEST['update_feedwordpress']) and $_REQUEST['update_feedwordpress']);
	1134	+ return (
	1135	+ isset($_REQUEST['update_feedwordpress'])
	1136	+ and $_REQUEST['update_feedwordpress']
	1137	+ );
701	1138	} // FeedWordPress::update_requested()
702	1139
703		- function syndicate_link ($name, $uri, $rss) {
	1140	+ function update_requested_url () {
	1141	+ $ret = null;
	1142	+
	1143	+ if (($_REQUEST['update_feedwordpress']=='*')
	1144	+ or (preg_match('|^http://.*|i', $_REQUEST['update_feedwordpress']))) :
	1145	+ $ret = $_REQUEST['update_feedwordpress'];
	1146	+ endif;
	1147	+
	1148	+ return $ret;
	1149	+ } // FeedWordPress::update_requested_url()
	1150	+
	1151	+ function auto_update () {
	1152	+ if ($this->stale()) :
	1153	+ $this->update();
	1154	+ endif;
	1155	+ } /* FeedWordPress::auto_update () */
	1156	+
	1157	+ function find_link ($uri, $field = 'link_rss') {
704	1158	global $wpdb;
705	1159
	1160	+ $unslashed = untrailingslashit($uri);
	1161	+ $slashed = trailingslashit($uri);
	1162	+ $link_id = $wpdb->get_var($wpdb->prepare("
	1163	+ SELECT link_id FROM $wpdb->links WHERE $field IN ('%s', '%s')
	1164	+ LIMIT 1", $unslashed, $slashed
	1165	+ ));
	1166	+
	1167	+ return $link_id;
	1168	+ } /* FeedWordPress::find_link () */
	1169	+
	1170	+ function syndicate_link ($name, $uri, $rss) {
706	1171	// Get the category ID#
707	1172	$cat_id = FeedWordPress::link_category_id();
708	1173
709	1174	// WordPress gets cranky if there's no homepage URI
710		- if (!isset($uri) or strlen($uri)<1) : $uri = $rss; endif;
	1175	+ if (!is_string($uri) or strlen($uri)<1) : $uri = $rss; endif;
711	1176
712		- if (function_exists('wp_insert_link')) { // WordPress 2.x
713		- $link_id = wp_insert_link(array(
714		- "link_name" => $name,
715		- "link_url" => $uri,
716		- "link_category" => (fwp_test_wp_version(0, FWP_SCHEMA_21) ? $cat_id : array($cat_id)),
717		- "link_rss" => $rss
718		- ));
719		- } else { // WordPress 1.5.x
720		- $result = $wpdb->query("
721		- INSERT INTO $wpdb->links
722		- SET
723		- link_name = '".$wpdb->escape($name)."',
724		- link_url = '".$wpdb->escape($uri)."',
725		- link_category = '".$wpdb->escape($cat_id)."',
726		- link_rss = '".$wpdb->escape($rss)."'
727		- ");
728		- $link_id = $wpdb->insert_id;
729		- } // if
	1177	+ // Check if this feed URL is already being syndicated.
	1178	+ $link_id = wp_insert_link(array(
	1179	+ "link_id" => FeedWordPress::find_link($rss), // insert if nothing was found; else update
	1180	+ "link_rss" => $rss,
	1181	+ "link_name" => $name,
	1182	+ "link_url" => $uri,
	1183	+ "link_category" => array($cat_id),
	1184	+ "link_visible" => 'Y', // reactivate if inactivated
	1185	+ ));
	1186	+
730	1187	return $link_id;
731		- } // function FeedWordPress::syndicate_link()
	1188	+ } /* function FeedWordPress::syndicate_link() */
732	1189
733		- function on_unfamiliar ($what = 'author', $override = NULL) {
734		- $set = array(
735		- 'author' => array('create', 'default', 'filter'),
736		- 'category' => array('create', 'tag', 'default', 'filter'),
737		- );
738		-
739		- if (is_string($override)) :
740		- $ret = strtolower($override);
	1190	+ /*static*/ function syndicated_status ($what, $default) {
	1191	+ $ret = get_option("feedwordpress_syndicated_{$what}_status");
	1192	+ if (!$ret) :
	1193	+ $ret = $default;
741	1194	endif;
	1195	+ return $ret;
	1196	+ } /* FeedWordPress::syndicated_status() */
742	1197
743		- if (!is_numeric($override) and !in_array($ret, $set[$what])) :
744		- $ret = get_option('feedwordpress_unfamiliar_'.$what);
745		- if (!is_numeric($ret) and !in_array($ret, $set[$what])) :
746		- $ret = 'create';
747		- endif;
748		- endif;
749		-
750		- return $ret;
	1198	+ function on_unfamiliar ($what = 'author') {
	1199	+ switch ($what) :
	1200	+ case 'category' : $suffix = ':category'; break;
	1201	+ case 'post_tag' : $suffix = ':post_tag'; break;
	1202	+ default: $suffix = '';
	1203	+ endswitch;
	1204	+
	1205	+ return get_option('feedwordpress_unfamiliar_'.$what, 'create'.$suffix);
751	1206	} // function FeedWordPress::on_unfamiliar()
752	1207
753	1208	function null_email_set () {
754	1209	$base = get_option('feedwordpress_null_email_set');
		@@ -774,15 +1229,25 @@
774	1229	$ret = get_option('feedwordpress_use_aggregator_source_data');
775	1230	return apply_filters('syndicated_post_use_aggregator_source_data', ($ret=='yes'));
776	1231	}
777	1232
778		- function syndicated_links () {
	1233	+ /**
	1234	+ * FeedWordPress::munge_permalinks: check whether or not FeedWordPress
	1235	+ * should rewrite permalinks for syndicated items to reflect their
	1236	+ * original location.
	1237	+ *
	1238	+ * @return bool TRUE if FeedWordPress SHOULD rewrite permalinks; FALSE otherwise
	1239	+ */
	1240	+ /*static*/ function munge_permalinks () {
	1241	+ return (get_option('feedwordpress_munge_permalink', /*default=*/ 'yes') != 'no');
	1242	+ } /* FeedWordPress::munge_permalinks() */
	1243	+
	1244	+ function syndicated_links ($args = array()) {
779	1245	$contributors = FeedWordPress::link_category_id();
780		- if (function_exists('get_bookmarks')) :
781		- $links = get_bookmarks(array("category" => $contributors));
782		- else:
783		- $links = get_linkobjects($contributors); // deprecated as of WP 2.1
784		- endif;
	1246	+ $links = get_bookmarks(array_merge(
	1247	+ array("category" => $contributors),
	1248	+ $args
	1249	+ ));
785	1250	return $links;
786	1251	} // function FeedWordPress::syndicated_links()
787	1252
788	1253	function link_category_id () {
		@@ -789,61 +1254,31 @@
789	1254	global $wpdb, $wp_db_version;
790	1255
791	1256	$cat_id = get_option('feedwordpress_cat_id');
792	1257
793		- // If we don't yet *have* the category, we'll have to create it
794		- if ($cat_id === false) :
795		- $cat = $wpdb->escape(DEFAULT_SYNDICATION_CATEGORY);
796		-
797		- // Look for something with the right name...
798		- // -----------------------------------------
	1258	+ // If we don't yet have the category ID stored, search by name
	1259	+ if (!$cat_id) :
	1260	+ $cat_id = FeedWordPressCompatibility::link_category_id(DEFAULT_SYNDICATION_CATEGORY);
799	1261
800		- // WordPress 2.3 introduces a new taxonomy/term API
801		- if (function_exists('is_term')) :
802		- $cat_id = is_term($cat, 'link_category');
803		- // WordPress 2.1 and 2.2 use a common table for both link and post categories
804		- elseif (isset($wp_db_version) and ($wp_db_version >= FWP_SCHEMA_21 and $wp_db_version < FWP_SCHEMA_23) ) :
805		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->categories} WHERE cat_name='$cat'");
806		- // WordPress 1.5 and 2.0.x have a separate table for link categories
807		- elseif (!isset($wp_db_version) or $wp_db_version < FWP_SCHEMA_21) :
808		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->linkcategories} WHERE cat_name='$cat'");
809		- // This should never happen.
810		- else :
811		- FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
	1262	+ if ($cat_id) :
	1263	+ // We found it; let's stamp it.
	1264	+ update_option('feedwordpress_cat_id', $cat_id);
812	1265	endif;
813	1266
814		- // If you still can't find anything, make it for yourself.
815		- // -------------------------------------------------------
816		- if (!$cat_id) :
817		- // WordPress 2.3+ term/taxonomy API
818		- if (function_exists('wp_insert_term')) :
819		- $term = wp_insert_term($cat, 'link_category');
820		- $cat_id = $term['term_id'];
821		- // WordPress 2.1, 2.2 category API. By the way, why the fuck is this API function only available in a wp-admin module?
822		- elseif (function_exists('wp_insert_category') and !fwp_test_wp_version(FWP_SCHEMA_20, FWP_SCHEMA_21)) :
823		- $cat_id = wp_insert_category(array('cat_name' => $cat));
824		- // WordPress 1.5 and 2.0.x
825		- elseif (fwp_test_wp_version(0, FWP_SCHEMA_21)) :
826		- $result = $wpdb->query("
827		- INSERT INTO $wpdb->linkcategories
828		- SET
829		- cat_id = 0,
830		- cat_name='$cat',
831		- show_images='N',
832		- show_description='N',
833		- show_rating='N',
834		- show_updated='N',
835		- sort_order='name'
836		- ");
837		- $cat_id = $wpdb->insert_id;
838		- // This should never happen.
839		- else :
840		- FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
841		- endif;
842		- endif;
	1267	+ // If we *do* have the category ID stored, verify that it exists
	1268	+ else :
	1269	+ $cat_id = FeedWordPressCompatibility::link_category_id((int) $cat_id, 'cat_id');
	1270	+ endif;
	1271	+
	1272	+ // If we could not find an appropriate link category,
	1273	+ // make a new one for ourselves.
	1274	+ if (!$cat_id) :
	1275	+ $cat_id = FeedWordPressCompatibility::insert_link_category(DEFAULT_SYNDICATION_CATEGORY);
843	1276
	1277	+ // Stamp it
844	1278	update_option('feedwordpress_cat_id', $cat_id);
845	1279	endif;
	1280	+
846	1281	return $cat_id;
847	1282	} // function FeedWordPress::link_category_id()
848	1283
849	1284	# Upgrades and maintenance...
		@@ -853,12 +1288,9 @@
853	1288	$ret = false; // innocent until proven guilty
854	1289	if (!$fwp_db_version or $fwp_db_version < FEEDWORDPRESS_VERSION) :
855	1290	// This is an older version or a fresh install. Does it
856	1291	// require a database upgrade or database initialization?
857		- if ($fwp_db_version > 0.96) :
858		- // No. Just brand it with the new version.
859		- update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
860		- else :
	1292	+ if ($fwp_db_version <= 0.96) :
861	1293	// Yes. Check to see whether this is a fresh install or an upgrade.
862	1294	$syn = $wpdb->get_col("
863	1295	SELECT post_id
864	1296	FROM $wpdb->postmeta
		@@ -868,8 +1300,53 @@
868	1300	$ret = true;
869	1301	else : // fresh install; brand it as ours
870	1302	update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
871	1303	endif;
	1304	+ elseif ($fwp_db_version < 2009.0707) :
	1305	+ // We need to clear out any busted AJAX crap
	1306	+ $wpdb->query("
	1307	+ DELETE FROM $wpdb->usermeta
	1308	+ WHERE LOCATE('feedwordpress', meta_key)
	1309	+ AND LOCATE('box', meta_key);
	1310	+ ");
	1311	+
	1312	+ update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
	1313	+ elseif ($fwp_db_version < 2010.0814) :
	1314	+ // Change in terminology.
	1315	+ if (get_option('feedwordpress_unfamiliar_category', 'create')=='default') :
	1316	+ update_option('feedwordpress_unfamiliar_category', 'null');
	1317	+ endif;
	1318	+ foreach (FeedWordPress::syndicated_links() as $link) :
	1319	+ $sub = new SyndicatedLink($link);
	1320	+
	1321	+ $remap_uf = array(
	1322	+ 'default' => 'null',
	1323	+ 'filter' => 'null',
	1324	+ 'create' => 'create:category',
	1325	+ 'tag' => 'create:post_tag'
	1326	+ );
	1327	+ if (isset($sub->settings['unfamiliar category'])) :
	1328	+ if ($sub->settings['unfamiliar category']=='filter') :
	1329	+ $sub->settings['match/filter'] = array('category');
	1330	+ endif;
	1331	+ foreach ($remap_uf as $from => $to) :
	1332	+ if ($sub->settings['unfamiliar category']==$from) :
	1333	+ $sub->settings['unfamiliar category'] = $to;
	1334	+ endif;
	1335	+ endforeach;
	1336	+ endif;
	1337	+
	1338	+ if (isset($sub->settings['add global categories'])) :
	1339	+ $sub->settings['add/category'] = $sub->settings['add global categories'];
	1340	+ unset($sub->settings['add global categories']);
	1341	+ endif;
	1342	+
	1343	+ $sub->save_settings(/*reload=*/ true);
	1344	+ endforeach;
	1345	+ update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
	1346	+ else :
	1347	+ // No. Just brand it with the new version.
	1348	+ update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
872	1349	endif;
873	1350	endif;
874	1351	return $ret;
875	1352	}
		@@ -879,56 +1356,14 @@
879	1356
880	1357	if (is_null($from) or $from <= 0.96) : $from = 0.96; endif;
881	1358
882	1359	switch ($from) :
883		- case 0.96: // account for changes to syndication custom values and guid
884		- echo "<p>Upgrading database from {$from} to ".FEEDWORDPRESS_VERSION."...</p>\n";
	1360	+ case 0.96:
	1361	+ // Dropping legacy upgrade code. If anyone is still
	1362	+ // using 0.96 and just now decided to upgrade, well, I'm
	1363	+ // sorry about that. You'll just have to cope with a few
	1364	+ // duplicate posts.
885	1365
886		- $cat_id = FeedWordPress::link_category_id();
887		-
888		- // Avoid duplicates
889		- $wpdb->query("DELETE FROM `{$wpdb->postmeta}` WHERE meta_key = 'syndication_feed_id'");
890		-
891		- // Look up all the link IDs
892		- $wpdb->query("
893		- CREATE TEMPORARY TABLE tmp_custom_values
894		- SELECT
895		- NULL AS meta_id,
896		- post_id,
897		- 'syndication_feed_id' AS meta_key,
898		- link_id AS meta_value
899		- FROM `{$wpdb->postmeta}`, `{$wpdb->links}`
900		- WHERE
901		- meta_key='syndication_feed'
902		- AND meta_value=link_rss
903		- AND link_category = {$cat_id}
904		- ");
905		-
906		- // Now attach them to their posts
907		- $wpdb->query("INSERT INTO `{$wpdb->postmeta}` SELECT * FROM tmp_custom_values");
908		-
909		- // And clean up after ourselves.
910		- $wpdb->query("DROP TABLE tmp_custom_values");
911		-
912		- // Now fix the guids to avoid duplicate posts
913		- echo "<ul>";
914		- foreach ($this->feeds as $feed) :
915		- echo "<li>Fixing post meta-data for <cite>".$feed['link/name']."</cite> &#8230; "; flush();
916		- $rss = @fetch_rss($feed['link/uri']);
917		- if (is_array($rss->items)) :
918		- foreach ($rss->items as $item) :
919		- $guid = $wpdb->escape(FeedWordPress::guid($item, $feed)); // new GUID algorithm
920		- $link = $wpdb->escape($item['link']);
921		-
922		- $wpdb->query("
923		- UPDATE `{$wpdb->posts}` SET guid='{$guid}' WHERE guid='{$link}'
924		- ");
925		- endforeach;
926		- endif;
927		- echo "<strong>complete.</strong></li>\n";
928		- endforeach;
929		- echo "</ul>\n";
930		-
931	1366	// Mark the upgrade as successful.
932	1367	update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
933	1368	endswitch;
934	1369	echo "<p>Upgrade complete. FeedWordPress is now ready to use again.</p>";
		@@ -933,8 +1368,27 @@
933	1368	endswitch;
934	1369	echo "<p>Upgrade complete. FeedWordPress is now ready to use again.</p>";
935	1370	} /* FeedWordPress::upgrade_database() */
936	1371
	1372	+ function has_guid_index () {
	1373	+ global $wpdb;
	1374	+
	1375	+ $found = false; // Guilty until proven innocent.
	1376	+
	1377	+ $results = $wpdb->get_results("
	1378	+ SHOW INDEXES FROM {$wpdb->posts}
	1379	+ ");
	1380	+ if ($results) :
	1381	+ foreach ($results as $index) :
	1382	+ if (isset($index->Column_name)
	1383	+ and ('guid' == $index->Column_name)) :
	1384	+ $found = true;
	1385	+ endif;
	1386	+ endforeach;
	1387	+ endif;
	1388	+ return $found;
	1389	+ } /* FeedWordPress::has_guid_index () */
	1390	+
937	1391	function create_guid_index () {
938	1392	global $wpdb;
939	1393
940	1394	$wpdb->query("
		@@ -941,8 +1395,83 @@
941	1395	CREATE INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}(guid)
942	1396	");
943	1397	} /* FeedWordPress::create_guid_index () */
944	1398
	1399	+ function remove_guid_index () {
	1400	+ global $wpdb;
	1401	+
	1402	+ $wpdb->query("
	1403	+ DROP INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}
	1404	+ ");
	1405	+ }
	1406	+
	1407	+ /*static*/ function fetch ($url, $force_feed = true) {
	1408	+ $feed = new SimplePie();
	1409	+ $feed->set_feed_url($url);
	1410	+ $feed->set_cache_class('WP_Feed_Cache');
	1411	+ $feed->set_file_class('WP_SimplePie_File');
	1412	+ $feed->set_content_type_sniffer_class('FeedWordPress_Content_Type_Sniffer');
	1413	+ $feed->set_file_class('FeedWordPress_File');
	1414	+ $feed->set_parser_class('FeedWordPress_Parser');
	1415	+ $feed->force_feed($force_feed);
	1416	+ $feed->set_cache_duration(FeedWordPress::cache_duration());
	1417	+ $feed->init();
	1418	+ $feed->handle_content_type();
	1419	+
	1420	+ if ($feed->error()) :
	1421	+ $ret = new WP_Error('simplepie-error', $feed->error());
	1422	+ else :
	1423	+ $ret = $feed;
	1424	+ endif;
	1425	+ return $ret;
	1426	+ } /* FeedWordPress::fetch () */
	1427	+
	1428	+ function clear_cache () {
	1429	+ global $wpdb;
	1430	+
	1431	+ // Just in case, clear out any old MagpieRSS cache records.
	1432	+ $magpies = $wpdb->query("
	1433	+ DELETE FROM {$wpdb->options}
	1434	+ WHERE option_name LIKE 'rss_%' AND LENGTH(option_name) > 32
	1435	+ ");
	1436	+
	1437	+ // The WordPress SimplePie module stores its cached feeds as
	1438	+ // transient records in the options table. The data itself is
	1439	+ // stored in `_transient_feed_{md5 of url}` and the last-modified
	1440	+ // timestamp in `_transient_feed_mod_{md5 of url}`. Timeouts for
	1441	+ // these records are stored in `_transient_timeout_feed_{md5}`.
	1442	+ // Since the md5 is always 32 characters in length, the
	1443	+ // option_name is always over 32 characters.
	1444	+ $simplepies = $wpdb->query("
	1445	+ DELETE FROM {$wpdb->options}
	1446	+ WHERE option_name LIKE '_transient%_feed_%' AND LENGTH(option_name) > 32
	1447	+ ");
	1448	+ $simplepies = (int) ($simplepies / 4); // Each transient has 4 rows: the data, the modified timestamp; and the timeouts for each
	1449	+
	1450	+ return ($magpies + $simplepies);
	1451	+ } /* FeedWordPress::clear_cache () */
	1452	+
	1453	+ function cache_duration () {
	1454	+ $duration = NULL;
	1455	+ if (defined('FEEDWORDPRESS_CACHE_AGE')) :
	1456	+ $duration = FEEDWORDPRESS_CACHE_AGE;
	1457	+ endif;
	1458	+ return $duration;
	1459	+ }
	1460	+ function cache_lifetime ($duration) {
	1461	+ // Check for explicit setting of a lifetime duration
	1462	+ if (defined('FEEDWORDPRESS_CACHE_LIFETIME')) :
	1463	+ $duration = FEEDWORDPRESS_CACHE_LIFETIME;
	1464	+
	1465	+ // Fall back to the cache freshness duration
	1466	+ elseif (defined('FEEDWORDPRESS_CACHE_AGE')) :
	1467	+ $duration = FEEDWORDPRESS_CACHE_AGE;
	1468	+ endif;
	1469	+
	1470	+ // Fall back to WordPress default
	1471	+ return $duration;
	1472	+ } /* FeedWordPress::cache_lifetime () */
	1473	+
945	1474	# Utility functions for handling text settings
946	1475	function negative ($f, $setting) {
947	1476	$nego = array ('n', 'no', 'f', 'false');
948	1477	return (isset($f[$setting]) and in_array(strtolower($f[$setting]), $nego));
		@@ -952,9 +1481,8 @@
952	1481	$affirmo = array ('y', 'yes', 't', 'true', 1);
953	1482	return (isset($f[$setting]) and in_array(strtolower($f[$setting]), $affirmo));
954	1483	}
955	1484
956		-
957	1485	# Internal debugging functions
958	1486	function critical_bug ($varname, $var, $line) {
959	1487	global $wp_version;
960	1488
		@@ -961,9 +1489,9 @@
961	1489	echo '<p>There may be a bug in FeedWordPress. Please <a href="'.FEEDWORDPRESS_AUTHOR_CONTACT.'">contact the author</a> and paste the following information into your e-mail:</p>';
962	1490	echo "\n<plaintext>";
963	1491	echo "Triggered at line # ".$line."\n";
964	1492	echo "FeedWordPress version: ".FEEDWORDPRESS_VERSION."\n";
965		- echo "WordPress version: $wp_version\n";
	1493	+ echo "WordPress version: {$wp_version}\n";
966	1494	echo "PHP version: ".phpversion()."\n";
967	1495	echo "\n";
968	1496	echo $varname.": "; var_dump($var); echo "\n";
969	1497	die;
		@@ -973,1882 +1501,524 @@
973	1501	if (FEEDWORDPRESS_DEBUG) : // halt only when we are doing debugging
974	1502	FeedWordPress::critical_bug($varname, $var, $line);
975	1503	endif;
976	1504	}
977		-} // class FeedWordPress
978		-
979		-class SyndicatedPost {
980		- var $item = null;
981	1505
982		- var $link = null;
983		- var $feed = null;
984		- var $feedmeta = null;
985		-
986		- var $post = array ();
987		- var $_base = null;
	1506	+ function val ($v, $no_newlines = false) {
	1507	+ ob_start();
	1508	+ var_dump($v);
	1509	+ $out = ob_get_contents(); ob_end_clean();
	1510	+
	1511	+ if ($no_newlines) :
	1512	+ $out = preg_replace('/\s+/', " ", $out);
	1513	+ endif;
	1514	+ return $out;
	1515	+ } /* FeedWordPress::val () */
988	1516
989		- var $_freshness = null;
990		- var $_wp_id = null;
	1517	+ function diagnostic_on ($level) {
	1518	+ $show = get_option('feedwordpress_diagnostics_show', array());
	1519	+ return (in_array($level, $show));
	1520	+ } /* FeedWordPress::diagnostic_on () */
991	1521
992		- function SyndicatedPost ($item, $link) {
993		- global $wpdb;
	1522	+ function diagnostic ($level, $out, $persist = NULL, $since = NULL, $mostRecent = NULL) {
	1523	+ global $feedwordpress_admin_footer;
994	1524
995		- $this->link = $link;
996		- $feedmeta = $link->settings;
997		- $feed = $link->magpie;
	1525	+ $output = get_option('feedwordpress_diagnostics_output', array());
	1526	+ $dlog = get_option('feedwordpress_diagnostics_log', array());
998	1527
999		- # This is ugly as all hell. I'd like to use apply_filters()'s
1000		- # alleged support for a variable argument count, but this seems
1001		- # to have been broken in WordPress 1.5. It'll be fixed somehow
1002		- # in WP 1.5.1, but I'm aiming at WP 1.5 compatibility across
1003		- # the board here.
1004		- #
1005		- # Cf.: <http://mosquito.wordpress.org/view.php?id=901>
1006		- global $fwp_channel, $fwp_feedmeta;
1007		- $fwp_channel = $feed; $fwp_feedmeta = $feedmeta;
	1528	+ $diagnostic_nesting = count(explode(":", $level));
1008	1529
1009		- $this->feed = $feed;
1010		- $this->feedmeta = $feedmeta;
1011		-
1012		- $this->item = $item;
1013		- $this->item = apply_filters('syndicated_item', $this->item, $this);
1014		-
1015		- # Filters can halt further processing by returning NULL
1016		- if (is_null($this->item)) :
1017		- $this->post = NULL;
1018		- else :
1019		- # Note that nothing is run through $wpdb->escape() here.
1020		- # That's deliberate. The escaping is done at the point
1021		- # of insertion, not here, to avoid double-escaping and
1022		- # to avoid screwing with syndicated_post filters
1023		-
1024		- $this->post['post_title'] = apply_filters('syndicated_item_title', $this->item['title'], $this);
1025		-
1026		- // This just gives us an alphanumeric representation of
1027		- // the author. We will look up (or create) the numeric
1028		- // ID for the author in SyndicatedPost::add()
1029		- $this->post['named']['author'] = apply_filters('syndicated_item_author', $this->author(), $this);
1030		-
1031		- # Identify content and sanitize it.
1032		- # ---------------------------------
1033		- if (isset($this->item['xhtml']['body'])) :
1034		- $content = $this->item['xhtml']['body'];
1035		- elseif (isset($this->item['xhtml']['div'])) :
1036		- $content = $this->item['xhtml']['div'];
1037		- elseif (isset($this->item['content']['encoded']) and $this->item['content']['encoded']):
1038		- $content = $this->item['content']['encoded'];
1039		- else:
1040		- $content = $this->item['description'];
1041		- endif;
1042		- $this->post['post_content'] = apply_filters('syndicated_item_content', $content, $this);
1043		-
1044		- # Identify and sanitize excerpt
1045		- $excerpt = NULL;
1046		- if ( isset($this->item['description']) and $this->item['description'] ) :
1047		- $excerpt = $this->item['description'];
1048		- elseif ( isset($content) and $content ) :
1049		- $excerpt = strip_tags($content);
1050		- if (strlen($excerpt) > 255) :
1051		- $excerpt = substr($excerpt,0,252).'...';
1052		- endif;
1053		- endif;
1054		- $excerpt = apply_filters('syndicated_item_excerpt', $excerpt, $this);
1055		-
1056		- if (!is_null($excerpt)):
1057		- $this->post['post_excerpt'] = $excerpt;
1058		- endif;
1059		-
1060		- // This is unnecessary if we use wp_insert_post
1061		- if (!$this->use_api('wp_insert_post')) :
1062		- $this->post['post_name'] = sanitize_title($this->post['post_title']);
1063		- endif;
1064		-
1065		- $this->post['epoch']['issued'] = apply_filters('syndicated_item_published', $this->published(), $this);
1066		- $this->post['epoch']['created'] = apply_filters('syndicated_item_created', $this->created(), $this);
1067		- $this->post['epoch']['modified'] = apply_filters('syndicated_item_updated', $this->updated(), $this);
1068		-
1069		- // Dealing with timestamps in WordPress is so fucking fucked.
1070		- $offset = (int) get_option('gmt_offset') * 60 * 60;
1071		- $this->post['post_date'] = gmdate('Y-m-d H:i:s', $this->published() + $offset);
1072		- $this->post['post_modified'] = gmdate('Y-m-d H:i:s', $this->updated() + $offset);
1073		- $this->post['post_date_gmt'] = gmdate('Y-m-d H:i:s', $this->published());
1074		- $this->post['post_modified_gmt'] = gmdate('Y-m-d H:i:s', $this->updated());
1075		-
1076		- // Use feed-level preferences or the global default.
1077		- $this->post['post_status'] = $this->link->syndicated_status('post', 'publish');
1078		- $this->post['comment_status'] = $this->link->syndicated_status('comment', 'closed');
1079		- $this->post['ping_status'] = $this->link->syndicated_status('ping', 'closed');
1080		-
1081		- // Unique ID (hopefully a unique tag: URI); failing that, the permalink
1082		- $this->post['guid'] = apply_filters('syndicated_item_guid', $this->guid(), $this);
1083		-
1084		- // RSS 2.0 / Atom 1.0 enclosure support
1085		- if ( isset($this->item['enclosure#']) ) :
1086		- for ($i = 1; $i <= $this->item['enclosure#']; $i++) :
1087		- $eid = (($i > 1) ? "#{$id}" : "");
1088		- $this->post['meta']['enclosure'][] =
1089		- apply_filters('syndicated_item_enclosure_url', $this->item["enclosure{$eid}@url"], $this)."\n".
1090		- apply_filters('syndicated_item_enclosure_length', $this->item["enclosure{$eid}@length"], $this)."\n".
1091		- apply_filters('syndicated_item_enclosure_type', $this->item["enclosure{$eid}@type"], $this);
1092		- endfor;
1093		- endif;
1094		-
1095		- // In case you want to point back to the blog this was syndicated from
1096		- if (isset($this->feed->channel['title'])) :
1097		- $this->post['meta']['syndication_source'] = apply_filters('syndicated_item_source_title', $this->feed->channel['title'], $this);
1098		- endif;
1099		-
1100		- if (isset($this->feed->channel['link'])) :
1101		- $this->post['meta']['syndication_source_uri'] = apply_filters('syndicated_item_source_link', $this->feed->channel['link'], $this);
1102		- endif;
1103		-
1104		- // Make use of atom:source data, if present in an aggregated feed
1105		- if (isset($this->item['source_title'])) :
1106		- $this->post['meta']['syndication_source_original'] = $this->item['source_title'];
1107		- endif;
1108		-
1109		- if (isset($this->item['source_link'])) :
1110		- $this->post['meta']['syndication_source_uri_original'] = $this->item['source_link'];
1111		- endif;
1112		-
1113		- if (isset($this->item['source_id'])) :
1114		- $this->post['meta']['syndication_source_id_original'] = $this->item['source_id'];
1115		- endif;
1116		-
1117		- // Store information on human-readable and machine-readable comment URIs
1118		- if (isset($this->item['comments'])) :
1119		- $this->post['meta']['rss:comments'] = apply_filters('syndicated_item_comments', $this->item['comments']);
1120		- endif;
1121		- if (isset($this->item['wfw']['commentrss'])) :
1122		- $this->post['meta']['wfw:commentRSS'] = apply_filters('syndicated_item_commentrss', $this->item['wfw']['commentrss']);
1123		- endif;
1124		-
1125		- // Store information to identify the feed that this came from
1126		- $this->post['meta']['syndication_feed'] = $this->feedmeta['link/uri'];
1127		- $this->post['meta']['syndication_feed_id'] = $this->feedmeta['link/id'];
1128		-
1129		- if (isset($this->item['source_link_self'])) :
1130		- $this->post['meta']['syndication_feed_original'] = $this->item['source_link_self'];
1131		- endif;
1132		-
1133		- // In case you want to know the external permalink...
1134		- $this->post['meta']['syndication_permalink'] = apply_filters('syndicated_item_link', $this->item['link']);
1135		-
1136		- // Store a hash of the post content for checking whether something needs to be updated
1137		- $this->post['meta']['syndication_item_hash'] = $this->update_hash();
1138		-
1139		- // Feed-by-feed options for author and category creation
1140		- $this->post['named']['unfamiliar']['author'] = $this->feedmeta['unfamiliar author'];
1141		- $this->post['named']['unfamiliar']['category'] = $this->feedmeta['unfamiliar category'];
1142		-
1143		- // Categories: start with default categories, if any
1144		- $fc = get_option("feedwordpress_syndication_cats");
1145		- if ($fc) :
1146		- $this->post['named']['preset/category'] = explode("\n", $fc);
1147		- else :
1148		- $this->post['named']['preset/category'] = array();
1149		- endif;
1150		-
1151		- if (is_array($this->feedmeta['cats'])) :
1152		- $this->post['named']['preset/category'] = array_merge($this->post['named']['preset/category'], $this->feedmeta['cats']);
1153		- endif;
1154		-
1155		- // Now add categories from the post, if we have 'em
1156		- $this->post['named']['category'] = array();
1157		- if ( isset($this->item['category#']) ) :
1158		- for ($i = 1; $i <= $this->item['category#']; $i++) :
1159		- $cat_idx = (($i > 1) ? "#{$i}" : "");
1160		- $cat = $this->item["category{$cat_idx}"];
1161		-
1162		- if ( isset($this->feedmeta['cat_split']) and strlen($this->feedmeta['cat_split']) > 0) :
1163		- $pcre = "\007".$this->feedmeta['cat_split']."\007";
1164		- $this->post['named']['category'] = array_merge($this->post['named']['category'], preg_split($pcre, $cat, -1 /*=no limit*/, PREG_SPLIT_NO_EMPTY));
	1530	+ if (FeedWordPress::diagnostic_on($level)) :
	1531	+ foreach ($output as $method) :
	1532	+ switch ($method) :
	1533	+ case 'echo' :
	1534	+ echo "<div><pre><strong>Diag".str_repeat('====', $diagnostic_nesting-1).'|</strong> '.$out."</pre></div>";
	1535	+ break;
	1536	+ case 'echo_in_cronjob' :
	1537	+ if (FeedWordPress::update_requested()) :
	1538	+ echo FeedWordPress::log_prefix()." ".$out."\n";
	1539	+ endif;
	1540	+ break;
	1541	+ case 'admin_footer' :
	1542	+ $feedwordpress_admin_footer[] = $out;
	1543	+ break;
	1544	+ case 'error_log' :
	1545	+ error_log(FeedWordPress::log_prefix().' '.$out);
	1546	+ break;
	1547	+ case 'email' :
	1548	+ if (is_null($persist)) :
	1549	+ $sect = 'occurrent';
	1550	+ $hook = (isset($dlog['mesg'][$sect]) ? count($dlog['mesg'][$sect]) : 0);
	1551	+ $line = array("Time" => time(), "Message" => $out);
1165	1552	else :
1166		- $this->post['named']['category'][] = $cat;
	1553	+ $sect = 'persistent';
	1554	+ $hook = md5($level."\n".$persist);
	1555	+ $line = array("Since" => $since, "Message" => $out, "Most Recent" => $mostRecent);
1167	1556	endif;
1168		- endfor;
1169		- endif;
1170		- $this->post['named']['category'] = apply_filters('syndicated_item_categories', $this->post['named']['category'], $this);
1171		-
1172		- // Tags: start with default tags, if any
1173		- $ft = get_option("feedwordpress_syndication_tags");
1174		- if ($ft) :
1175		- $this->post['tags_input'] = explode(FEEDWORDPRESS_CAT_SEPARATOR, $ft);
1176		- else :
1177		- $this->post['tags_input'] = array();
1178		- endif;
1179		-
1180		- if (is_array($this->feedmeta['tags'])) :
1181		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $this->feedmeta['tags']);
1182		- endif;
1183		-
	1557	+
	1558	+ if (!isset($dlog['mesg'])) : $dlog['mesg'] = array(); endif;
	1559	+ if (!isset($dlog['mesg'][$sect])) : $dlog['mesg'][$sect] = array(); endif;
	1560	+
	1561	+ $dlog['mesg'][$sect][$hook] = $line;
	1562	+ endswitch;
	1563	+ endforeach;
1184	1564	endif;
1185		- } // SyndicatedPost::SyndicatedPost()
1186		-
1187		- function filtered () {
1188		- return is_null($this->post);
1189		- }
1190		-
1191		- function freshness () {
1192		- global $wpdb;
1193		-
1194		- if ($this->filtered()) : // This should never happen.
1195		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1196		- endif;
1197	1565
1198		- if (is_null($this->_freshness)) :
1199		- $guid = $wpdb->escape($this->guid());
	1566	+ update_option('feedwordpress_diagnostics_log', $dlog);
	1567	+ } /* FeedWordPress::diagnostic () */
	1568	+
	1569	+ function email_diagnostic_log () {
	1570	+ $dlog = get_option('feedwordpress_diagnostics_log', array());
1200	1571
1201		- $result = $wpdb->get_row("
1202		- SELECT id, guid, post_modified_gmt
1203		- FROM $wpdb->posts WHERE guid='$guid'
1204		- ");
1205		-
1206		- if (!$result) :
1207		- $this->_freshness = 2; // New content
1208		- else:
1209		- $stored_update_hashes = get_post_custom_values('syndication_item_hash', $result->id);
1210		- if (count($stored_update_hashes) > 0) :
1211		- $stored_update_hash = $stored_update_hashes[0];
1212		- $update_hash_changed = ($stored_update_hash != $this->update_hash());
1213		- else :
1214		- $update_hash_changed = false;
1215		- endif;
1216		-
1217		- preg_match('/([0-9]+)-([0-9]+)-([0-9]+) ([0-9]+):([0-9]+):([0-9]+)/', $result->post_modified_gmt, $backref);
1218		-
1219		- $last_rev_ts = gmmktime($backref[4], $backref[5], $backref[6], $backref[2], $backref[3], $backref[1]);
1220		- $updated_ts = $this->updated(/*fallback=*/ true, /*default=*/ NULL);
1221		- $updated = ((
1222		- !is_null($updated_ts)
1223		- and ($updated_ts > $last_rev_ts)
1224		- ) or $update_hash_changed);
1225		-
1226		- if ($updated) :
1227		- $this->_freshness = 1; // Updated content
1228		- $this->_wp_id = $result->id;
1229		- else :
1230		- $this->_freshness = 0; // Same old, same old
1231		- $this->_wp_id = $result->id;
1232		- endif;
1233		- endif;
	1572	+ $recipients = get_option('feedwordpress_diagnostics_log_recipients', NULL);
	1573	+ if (is_null($recipients)) :
	1574	+ $recipients = FeedWordPressDiagnostic::admin_emails();
1234	1575	endif;
1235		- return $this->_freshness;
1236		- }
1237		-
1238		- function wp_id () {
1239		- if ($this->filtered()) : // This should never happen.
1240		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1241		- endif;
1242	1576
1243		- if (is_null($this->_wp_id) and is_null($this->_freshness)) :
1244		- $fresh = $this->freshness(); // sets WP DB id in the process
1245		- endif;
1246		- return $this->_wp_id;
1247		- }
	1577	+ if (isset($dlog['schedule']) and isset($dlog['schedule']['last'])) :
	1578	+ if (time() > ($dlog['schedule']['last'] + $dlog['schedule']['freq'])) :
	1579	+ // No news is good news; only send if
	1580	+ // there are some messages to send.
	1581	+ $body = NULL;
	1582	+ foreach ($dlog['mesg'] as $sect => $mesgs) :
	1583	+ if (count($mesgs) > 0) :
	1584	+ if (is_null($body)) : $body = ''; endif;
	1585	+
	1586	+ $paradigm = reset($mesgs);
	1587	+ $body .= "<h2>".ucfirst($sect)." issues</h2>\n"
	1588	+ ."<table>\n"
	1589	+ ."<thead><tr>\n";
	1590	+ foreach ($paradigm as $col => $value) :
	1591	+ $body .= '<th scope="col">'.$col."</th>\n";
	1592	+ endforeach;
	1593	+ $body .= "</tr></thead>\n"
	1594	+ ."<tbody>\n";
	1595	+
	1596	+ foreach ($mesgs as $line) :
	1597	+ $body .= "<tr>\n";
	1598	+ foreach ($line as $col => $cell) :
	1599	+ if (is_numeric($cell)) :
	1600	+ $cell = date('j-M-y, h:i a', $cell);
	1601	+ endif;
	1602	+ $class = strtolower(preg_replace('/\s+/', '-', $col));
	1603	+ $body .= "<td class=\"$class\">${cell}</td>";
	1604	+ endforeach;
	1605	+ $body .= "</tr>\n";
	1606	+ endforeach;
	1607	+
	1608	+ $body .= "</tbody>\n</table>\n\n";
	1609	+ endif;
	1610	+ endforeach;
	1611	+
	1612	+ if (!is_null($body)) :
	1613	+ $home = feedwordpress_display_url(get_bloginfo('url'));
	1614	+ $subj = $home . " syndication issues for ".date('j-M-y', time());
	1615	+ $agent = 'FeedWordPress '.FEEDWORDPRESS_VERSION;
	1616	+ $body = <<<EOMAIL
	1617	+<html>
	1618	+<head>
	1619	+<title>$subj</title>
	1620	+<style type="text/css">
	1621	+ body { background-color: white; color: black; }
	1622	+ table { width: 100%; border: 1px solid black; }
	1623	+ table thead tr th { background-color: #ff7700; color: white; border-bottom: 1px solid black; }
	1624	+ table thead tr { border-bottom: 1px solid black; }
	1625	+ table tr { vertical-align: top; }
	1626	+ table .since { width: 20%; }
	1627	+ table .time { width: 20%; }
	1628	+ table .most-recently { width: 20%; }
	1629	+ table .message { width: auto; }
	1630	+</style>
	1631	+</head>
	1632	+<body>
	1633	+<h1>Syndication Issues encountered by $agent on $home</h1>
	1634	+$body
	1635	+</body>
	1636	+</html>
1248	1637
1249		- function store () {
1250		- global $wpdb;
1251		-
1252		- if ($this->filtered()) : // This should never happen.
1253		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1254		- endif;
1255		-
1256		- $freshness = $this->freshness();
1257		- if ($freshness > 0) :
1258		- # -- Look up, or create, numeric ID for author
1259		- $this->post['post_author'] = $this->author_id (
1260		- FeedWordPress::on_unfamiliar('author', $this->post['named']['unfamiliar']['author'])
1261		- );
1262		-
1263		- if (is_null($this->post['post_author'])) :
1264		- $this->post = NULL;
1265		- endif;
1266		- endif;
1267		-
1268		- if (!$this->filtered() and $freshness > 0) :
1269		- # -- Look up, or create, numeric ID for categories
1270		- list($pcats, $ptags) = $this->category_ids (
1271		- $this->post['named']['category'],
1272		- FeedWordPress::on_unfamiliar('category', $this->post['named']['unfamiliar']['category']),
1273		- /*tags_too=*/ true
1274		- );
1275		-
1276		- $this->post['post_category'] = $pcats;
1277		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $ptags);
1278		-
1279		- if (is_null($this->post['post_category'])) :
1280		- // filter mode on, no matching categories; drop the post
1281		- $this->post = NULL;
1282		- else :
1283		- // filter mode off or at least one match; now add on the feed and global presets
1284		- $this->post['post_category'] = array_merge (
1285		- $this->post['post_category'],
1286		- $this->category_ids (
1287		- $this->post['named']['preset/category'],
1288		- 'default'
1289		- )
1290		- );
1291		-
1292		- if (count($this->post['post_category']) < 1) :
1293		- $this->post['post_category'][] = 1; // Default to category 1 ("Uncategorized" / "General") if nothing else
	1638	+EOMAIL;
	1639	+ foreach ($recipients as $email) :
	1640	+ add_filter('wp_mail_content_type', array('FeedWordPress', 'allow_html_mail'));
	1641	+ wp_mail($email, $subj, $body);
	1642	+ remove_filter('wp_mail_content_type', array('FeedWordPress', 'allow_html_mail'));
	1643	+ endforeach;
1294	1644	endif;
	1645	+
	1646	+ // Clear the logs
	1647	+ $dlog['mesg']['persistent'] = array();
	1648	+ $dlog['mesg']['occurrent'] = array();
	1649	+
	1650	+ // Set schedule for next update
	1651	+ $dlog['schedule']['last'] = time();
1295	1652	endif;
1296		- endif;
1297		-
1298		- if (!$this->filtered() and $freshness > 0) :
1299		- unset($this->post['named']);
1300		- $this->post = apply_filters('syndicated_post', $this->post, $this);
1301		- endif;
1302		-
1303		- if (!$this->filtered() and $freshness == 2) :
1304		- // The item has not yet been added. So let's add it.
1305		- $this->insert_new();
1306		- $this->add_rss_meta();
1307		- do_action('post_syndicated_item', $this->wp_id());
1308		-
1309		- $ret = 'new';
1310		- elseif (!$this->filtered() and $freshness == 1) :
1311		- $this->post['ID'] = $this->wp_id();
1312		- $this->update_existing();
1313		- $this->add_rss_meta();
1314		- do_action('update_syndicated_item', $this->wp_id());
1315		-
1316		- $ret = 'updated';
1317	1653	else :
1318		- $ret = false;
	1654	+ $dlog['schedule'] = array(
	1655	+ 'freq' =>24 /*hr*/ * 60 /*min*/ * 60 /*s*/,
	1656	+ 'last' => time(),
	1657	+ );
1319	1658	endif;
1320	1659
1321		- return $ret;
1322		- } // function SyndicatedPost::store ()
	1660	+ update_option('feedwordpress_diagnostics_log', $dlog);
	1661	+ } /* FeedWordPress::email_diagnostic_log () */
1323	1662
1324		- function insert_new () {
1325		- global $wpdb, $wp_db_version;
1326		-
1327		- // Why the fuck doesn't wp_insert_post already do this?
1328		- foreach ($this->post as $key => $value) :
1329		- if (is_string($value)) :
1330		- $dbpost[$key] = $wpdb->escape($value);
1331		- else :
1332		- $dbpost[$key] = $value;
1333		- endif;
1334		- endforeach;
	1663	+ function allow_html_mail () {
	1664	+ return 'text/html';
	1665	+ } /* FeedWordPress::allow_html_mail () */
1335	1666
1336		- if (strlen($dbpost['post_title'].$dbpost['post_content'].$dbpost['post_excerpt']) == 0) :
1337		- // FIXME: Option for filtering out empty posts
1338		- endif;
1339		- if (strlen($dbpost['post_title'])==0) :
1340		- $dbpost['post_title'] = $this->post['meta']['syndication_source']
1341		- .' '.gmdate('Y-m-d H:i:s', $this->published() + $offset);
1342		- // FIXME: Option for what to fill a blank title with...
1343		- endif;
1344		-
1345		- if ($this->use_api('wp_insert_post')) :
1346		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1347		-
1348		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1349		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1350		-
1351		- // Kludge to prevent kses filters from stripping the
1352		- // content of posts when updating without a logged in
1353		- // user who has `unfiltered_html` capability.
1354		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1355		-
1356		- $this->_wp_id = wp_insert_post($dbpost);
1357		-
1358		- // Turn off ridiculous fucking kludges #1 and #2
1359		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1360		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1361		-
1362		- // This should never happen.
1363		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1364		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1365		- endif;
1366		-
1367		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1368		- // *still* offers no way to use a guid of your choice,
1369		- // and munges your post modified timestamp, too.
1370		- $result = $wpdb->query("
1371		- UPDATE $wpdb->posts
1372		- SET
1373		- guid='{$dbpost['guid']}',
1374		- post_modified='{$dbpost['post_modified']}',
1375		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1376		- WHERE ID='{$this->_wp_id}'
1377		- ");
1378		- else :
1379		- # The right way to do this is the above. But, alas,
1380		- # in earlier versions of WordPress, wp_insert_post has
1381		- # too much behavior (mainly related to pings) that can't
1382		- # be overridden. In WordPress 1.5, it's enough of a
1383		- # resource hog to make PHP segfault after inserting
1384		- # 50-100 posts. This can get pretty annoying, especially
1385		- # if you are trying to update your feeds for the first
1386		- # time.
1387		-
1388		- $result = $wpdb->query("
1389		- INSERT INTO $wpdb->posts
1390		- SET
1391		- guid = '{$dbpost['guid']}',
1392		- post_author = '{$dbpost['post_author']}',
1393		- post_date = '{$dbpost['post_date']}',
1394		- post_date_gmt = '{$dbpost['post_date_gmt']}',
1395		- post_content = '{$dbpost['post_content']}',"
1396		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1397		- post_title = '{$dbpost['post_title']}',
1398		- post_name = '{$dbpost['post_name']}',
1399		- post_modified = '{$dbpost['post_modified']}',
1400		- post_modified_gmt = '{$dbpost['post_modified_gmt']}',
1401		- comment_status = '{$dbpost['comment_status']}',
1402		- ping_status = '{$dbpost['ping_status']}',
1403		- post_status = '{$dbpost['post_status']}'
1404		- ");
1405		- $this->_wp_id = $wpdb->insert_id;
1406		-
1407		- // This should never happen.
1408		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1409		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1410		- endif;
1411		-
1412		- // WordPress 1.5.x - 2.0.x
1413		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1414		-
1415		- // Since we are not going through official channels, we need to
1416		- // manually tell WordPress that we've published a new post.
1417		- // We need to make sure to do this in order for FeedWordPress
1418		- // to play well with the staticize-reloaded plugin (something
1419		- // that a large aggregator website is going to *want* to be
1420		- // able to use).
1421		- do_action('publish_post', $this->_wp_id);
1422		- endif;
1423		- } /* SyndicatedPost::insert_new() */
1424		-
1425		- function update_existing () {
1426		- global $wpdb;
1427		-
1428		- // Why the fuck doesn't wp_insert_post already do this?
1429		- $dbpost = array();
1430		- foreach ($this->post as $key => $value) :
1431		- if (is_string($value)) :
1432		- $dbpost[$key] = $wpdb->escape($value);
1433		- else :
1434		- $dbpost[$key] = $value;
1435		- endif;
	1667	+ function admin_footer () {
	1668	+ global $feedwordpress_admin_footer;
	1669	+ foreach ($feedwordpress_admin_footer as $line) :
	1670	+ echo '<div><pre>'.$line.'</pre></div>';
1436	1671	endforeach;
1437		-
1438		- if ($this->use_api('wp_insert_post')) :
1439		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1440		-
1441		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1442		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1443		-
1444		- // Kludge to prevent kses filters from stripping the
1445		- // content of posts when updating without a logged in
1446		- // user who has `unfiltered_html` capability.
1447		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1448		-
1449		- $this->_wp_id = wp_insert_post($dbpost);
1450		-
1451		- // Turn off ridiculous fucking kludges #1 and #2
1452		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1453		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1454		-
1455		- // This should never happen.
1456		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1457		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1458		- endif;
1459		-
1460		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1461		- // munges your post modified timestamp.
1462		- $result = $wpdb->query("
1463		- UPDATE $wpdb->posts
1464		- SET
1465		- post_modified='{$dbpost['post_modified']}',
1466		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1467		- WHERE ID='{$this->_wp_id}'
1468		- ");
1469		- else :
1470		-
1471		- $result = $wpdb->query("
1472		- UPDATE $wpdb->posts
1473		- SET
1474		- post_author = '{$dbpost['post_author']}',
1475		- post_content = '{$dbpost['post_content']}',"
1476		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1477		- post_title = '{$dbpost['post_title']}',
1478		- post_name = '{$dbpost['post_name']}',
1479		- post_modified = '{$dbpost['post_modified']}',
1480		- post_modified_gmt = '{$dbpost['post_modified_gmt']}'
1481		- WHERE guid='{$dbpost['guid']}'
1482		- ");
	1672	+ } /* FeedWordPress::admin_footer () */
1483	1673
1484		- // WordPress 2.1.x and up
1485		- if (function_exists('wp_set_post_categories')) :
1486		- wp_set_post_categories($this->wp_id(), $this->post['post_category']);
1487		- // WordPress 1.5.x - 2.0.x
1488		- elseif (function_exists('wp_set_post_cats')) :
1489		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1490		- // This should never happen.
1491		- else :
1492		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1493		- endif;
1494		-
1495		- // Since we are not going through official channels, we need to
1496		- // manually tell WordPress that we've published a new post.
1497		- // We need to make sure to do this in order for FeedWordPress
1498		- // to play well with the staticize-reloaded plugin (something
1499		- // that a large aggregator website is going to *want* to be
1500		- // able to use).
1501		- do_action('edit_post', $this->post['ID']);
	1674	+ function log_prefix ($date = false) {
	1675	+ $home = get_bloginfo('url');
	1676	+ $prefix = '['.feedwordpress_display_url($home).'] [feedwordpress] ';
	1677	+ if ($date) :
	1678	+ $prefix = "[".date('Y-m-d H:i:s')."]".$prefix;
1502	1679	endif;
1503		- } /* SyndicatedPost::update_existing() */
	1680	+ return $prefix;
	1681	+ } /* FeedWordPress::log_prefix () */
	1682	+} // class FeedWordPress
1504	1683
1505		- /**
1506		- * SyndicatedPost::fix_revision_meta() - Fixes the way WP 2.6+ fucks up
1507		- * meta-data (authorship, etc.) when storing revisions of an updated
1508		- * syndicated post.
1509		- *
1510		- * In their infinite wisdom, the WordPress coders have made it completely
1511		- * impossible for a plugin that uses wp_insert_post() to set certain
1512		- * meta-data (such as the author) when you store an old revision of an
1513		- * updated post. Instead, it uses the WordPress defaults (= currently
1514		- * active user ID if the process is running with a user logged in, or
1515		- * = #0 if there is no user logged in). This results in bogus authorship
1516		- * data for revisions that are syndicated from off the feed, unless we
1517		- * use a ridiculous kludge like this to end-run the munging of meta-data
1518		- * by _wp_put_post_revision.
1519		- *
1520		- * @param int $revision_id The revision ID to fix up meta-data
1521		- */
1522		- function fix_revision_meta ($revision_id) {
1523		- global $wpdb;
1524		-
1525		- $post_author = (int) $this->post['post_author'];
1526		-
1527		- $revision_id = (int) $revision_id;
1528		- $wpdb->query("
1529		- UPDATE $wpdb->posts
1530		- SET post_author={$this->post['post_author']}
1531		- WHERE post_type = 'revision' AND ID='$revision_id'
1532		- ");
1533		- } /* SyndicatedPost::fix_revision_meta () */
	1684	+class FeedWordPress_File extends WP_SimplePie_File {
	1685	+ function FeedWordPress_File ($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false) {
	1686	+ WP_SimplePie_File::WP_SimplePie_File($url, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
1534	1687
1535		- /**
1536		- * SyndicatedPost::avoid_kses_munge() -- If FeedWordPress is processing
1537		- * an automatic update, that generally means that wp_insert_post() is
1538		- * being called under the user credentials of whoever is viewing the
1539		- * blog at the time -- usually meaning no user at all. But if WordPress
1540		- * gets a wp_insert_post() when current_user_can('unfiltered_html') is
1541		- * false, it will run the content of the post through a kses function
1542		- * that strips out lots of HTML tags -- notably <object> and some others.
1543		- * This causes problems for syndicating (for example) feeds that contain
1544		- * YouTube videos. It also produces an unexpected asymmetry between
1545		- * automatically-initiated updates and updates initiated manually from
1546		- * the WordPress Dashboard (which are usually initiated under the
1547		- * credentials of a logged-in admin, and so don't get run through the
1548		- * kses function). So, to avoid the whole mess, what we do here is
1549		- * just forcibly disable the kses munging for a single syndicated post,
1550		- * by restoring the contents of the `post_content` field.
1551		- *
1552		- * @param string $content The content of the post, after other filters have gotten to it
1553		- * @return string The original content of the post, before other filters had a chance to munge it.
1554		- */
1555		- function avoid_kses_munge ($content) {
1556		- global $wpdb;
1557		- return $wpdb->escape($this->post['post_content']);
1558		- }
1559		-
1560		- // SyndicatedPost::add_rss_meta: adds interesting meta-data to each entry
1561		- // using the space for custom keys. The set of keys and values to add is
1562		- // specified by the keys and values of $post['meta']. This is used to
1563		- // store anything that the WordPress user might want to access from a
1564		- // template concerning the post's original source that isn't provided
1565		- // for by standard WP meta-data (i.e., any interesting data about the
1566		- // syndicated post other than author, title, timestamp, categories, and
1567		- // guid). It's also used to hook into WordPress's support for
1568		- // enclosures.
1569		- function add_rss_meta () {
1570		- global $wpdb;
1571		- if ( is_array($this->post) and isset($this->post['meta']) and is_array($this->post['meta']) ) :
1572		- $postId = $this->wp_id();
1573		-
1574		- // Aggregated posts should NOT send out pingbacks.
1575		- // WordPress 2.1-2.2 claim you can tell them not to
1576		- // using $post_pingback, but they don't listen, so we
1577		- // make sure here.
1578		- $result = $wpdb->query("
1579		- DELETE FROM $wpdb->postmeta
1580		- WHERE post_id='$postId' AND meta_key='_pingme'
1581		- ");
	1688	+ // SimplePie makes a strongly typed check against integers with
	1689	+ // this, but WordPress puts a string in. Which causes caching
	1690	+ // to break and fall on its ass when SimplePie is getting a 304,
	1691	+ // but doesn't realize it because this member is "304" instead.
	1692	+ $this->status_code = (int) $this->status_code;
	1693	+ }
	1694	+} /* class FeedWordPress_File () */
1582	1695
1583		- foreach ( $this->post['meta'] as $key => $values ) :
	1696	+class FeedWordPress_Parser extends SimplePie_Parser {
	1697	+ function parse (&$data, $encoding) {
	1698	+ // Use UTF-8 if we get passed US-ASCII, as every US-ASCII character is a UTF-8 character
	1699	+ if (strtoupper($encoding) === 'US-ASCII')
	1700	+ {
	1701	+ $this->encoding = 'UTF-8';
	1702	+ }
	1703	+ else
	1704	+ {
	1705	+ $this->encoding = $encoding;
	1706	+ }
1584	1707
1585		- $key = $wpdb->escape($key);
	1708	+ // Strip BOM:
	1709	+ // UTF-32 Big Endian BOM
	1710	+ if (substr($data, 0, 4) === "\x00\x00\xFE\xFF")
	1711	+ {
	1712	+ $data = substr($data, 4);
	1713	+ }
	1714	+ // UTF-32 Little Endian BOM
	1715	+ elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00")
	1716	+ {
	1717	+ $data = substr($data, 4);
	1718	+ }
	1719	+ // UTF-16 Big Endian BOM
	1720	+ elseif (substr($data, 0, 2) === "\xFE\xFF")
	1721	+ {
	1722	+ $data = substr($data, 2);
	1723	+ }
	1724	+ // UTF-16 Little Endian BOM
	1725	+ elseif (substr($data, 0, 2) === "\xFF\xFE")
	1726	+ {
	1727	+ $data = substr($data, 2);
	1728	+ }
	1729	+ // UTF-8 BOM
	1730	+ elseif (substr($data, 0, 3) === "\xEF\xBB\xBF")
	1731	+ {
	1732	+ $data = substr($data, 3);
	1733	+ }
1586	1734
1587		- // If this is an update, clear out the old
1588		- // values to avoid duplication.
1589		- $result = $wpdb->query("
1590		- DELETE FROM $wpdb->postmeta
1591		- WHERE post_id='$postId' AND meta_key='$key'
1592		- ");
	1735	+ if (substr($data, 0, 5) === '<?xml' && strspn(substr($data, 5, 1), "\x09\x0A\x0D\x20") && ($pos = strpos($data, '?>')) !== false)
	1736	+ {
	1737	+ $declaration =& new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5));
	1738	+ if ($declaration->parse())
	1739	+ {
	1740	+ $data = substr($data, $pos + 2);
	1741	+ $data = '<?xml version="' . $declaration->version . '" encoding="' . $encoding . '" standalone="' . (($declaration->standalone) ? 'yes' : 'no') . '"?>' . $data;
	1742	+ }
	1743	+ else
	1744	+ {
	1745	+ $this->error_string = 'SimplePie bug! Please report this!';
	1746	+ return false;
	1747	+ }
	1748	+ }
1593	1749
1594		- // Allow for either a single value or an array
1595		- if (!is_array($values)) $values = array($values);
1596		- foreach ( $values as $value ) :
1597		- $value = $wpdb->escape($value);
1598		- $result = $wpdb->query("
1599		- INSERT INTO $wpdb->postmeta
1600		- SET
1601		- post_id='$postId',
1602		- meta_key='$key',
1603		- meta_value='$value'
1604		- ");
1605		- endforeach;
1606		- endforeach;
1607		- endif;
1608		- } /* SyndicatedPost::add_rss_meta () */
	1750	+ $return = true;
1609	1751
1610		- // SyndicatedPost::author_id (): get the ID for an author name from
1611		- // the feed. Create the author if necessary.
1612		- function author_id ($unfamiliar_author = 'create') {
1613		- global $wpdb;
	1752	+ static $xml_is_sane = null;
	1753	+ if ($xml_is_sane === null)
	1754	+ {
	1755	+ $parser_check = xml_parser_create();
	1756	+ xml_parse_into_struct($parser_check, '<foo>&amp;</foo>', $values);
	1757	+ xml_parser_free($parser_check);
	1758	+ $xml_is_sane = isset($values[0]['value']);
	1759	+ }
1614	1760
1615		- $a = $this->author();
1616		- $author = $a['name'];
1617		- $email = $a['email'];
1618		- $url = $a['uri'];
	1761	+ // Create the parser
	1762	+ if ($xml_is_sane)
	1763	+ {
	1764	+ $xml = xml_parser_create_ns($this->encoding, $this->separator);
	1765	+ xml_parser_set_option($xml, XML_OPTION_SKIP_WHITE, 1);
	1766	+ xml_parser_set_option($xml, XML_OPTION_CASE_FOLDING, 0);
	1767	+ xml_set_object($xml, $this);
	1768	+ xml_set_character_data_handler($xml, 'cdata');
	1769	+ xml_set_element_handler($xml, 'tag_open', 'tag_close');
	1770	+ xml_set_start_namespace_decl_handler($xml, 'start_xmlns');
1619	1771
1620		- $match_author_by_email = !('yes' == get_option("feedwordpress_do_not_match_author_by_email"));
1621		- if ($match_author_by_email and !FeedWordPress::is_null_email($email)) :
1622		- $test_email = $email;
1623		- else :
1624		- $test_email = NULL;
1625		- endif;
	1772	+ // Parse!
	1773	+ if (!xml_parse($xml, $data, true))
	1774	+ {
	1775	+ $this->error_code = xml_get_error_code($xml);
	1776	+ $this->error_string = xml_error_string($this->error_code);
	1777	+ $return = false;
	1778	+ }
1626	1779
1627		- // Never can be too careful...
1628		- $login = sanitize_user($author, /*strict=*/ true);
1629		- $login = apply_filters('pre_user_login', $login);
	1780	+ $this->current_line = xml_get_current_line_number($xml);
	1781	+ $this->current_column = xml_get_current_column_number($xml);
	1782	+ $this->current_byte = xml_get_current_byte_index($xml);
	1783	+ xml_parser_free($xml);
1630	1784
1631		- $nice_author = sanitize_title($author);
1632		- $nice_author = apply_filters('pre_user_nicename', $nice_author);
	1785	+ return $return;
	1786	+ }
	1787	+ else
	1788	+ {
	1789	+ libxml_clear_errors();
	1790	+ $xml =& new XMLReader();
	1791	+ $xml->xml($data);
	1792	+ while (@$xml->read())
	1793	+ {
	1794	+ switch ($xml->nodeType)
	1795	+ {
1633	1796
1634		- $reg_author = $wpdb->escape(preg_quote($author));
1635		- $author = $wpdb->escape($author);
1636		- $email = $wpdb->escape($email);
1637		- $test_email = $wpdb->escape($test_email);
1638		- $url = $wpdb->escape($url);
	1797	+ case constant('XMLReader::END_ELEMENT'):
	1798	+ if ($xml->namespaceURI !== '')
	1799	+ {
	1800	+ $tagName = "{$xml->namespaceURI}{$this->separator}{$xml->localName}";
	1801	+ }
	1802	+ else
	1803	+ {
	1804	+ $tagName = $xml->localName;
	1805	+ }
	1806	+ $this->tag_close(null, $tagName);
	1807	+ break;
	1808	+ case constant('XMLReader::ELEMENT'):
	1809	+ $empty = $xml->isEmptyElement;
	1810	+ if ($xml->namespaceURI !== '')
	1811	+ {
	1812	+ $tagName = "{$xml->namespaceURI}{$this->separator}{$xml->localName}";
	1813	+ }
	1814	+ else
	1815	+ {
	1816	+ $tagName = $xml->localName;
	1817	+ }
	1818	+ $attributes = array();
	1819	+ while ($xml->moveToNextAttribute())
	1820	+ {
	1821	+ if ($xml->namespaceURI !== '')
	1822	+ {
	1823	+ $attrName = "{$xml->namespaceURI}{$this->separator}{$xml->localName}";
	1824	+ }
	1825	+ else
	1826	+ {
	1827	+ $attrName = $xml->localName;
	1828	+ }
	1829	+ $attributes[$attrName] = $xml->value;
	1830	+ }
	1831	+
	1832	+ foreach ($attributes as $attr => $value) :
	1833	+ list($ns, $local) = $this->split_ns($attr);
	1834	+ if ($ns=='http://www.w3.org/2000/xmlns/') :
	1835	+ if ('xmlns' == $local) : $local = false; endif;
	1836	+ $this->start_xmlns(null, $local, $value);
	1837	+ endif;
	1838	+ endforeach;
	1839	+
	1840	+ $this->tag_open(null, $tagName, $attributes);
	1841	+ if ($empty)
	1842	+ {
	1843	+ $this->tag_close(null, $tagName);
	1844	+ }
	1845	+ break;
	1846	+ case constant('XMLReader::TEXT'):
1639	1847
1640		- // Check for an existing author rule....
1641		- if (isset($this->link->settings['map authors']['name'][strtolower(trim($author))])) :
1642		- $author_rule = $this->link->settings['map authors']['name'][strtolower(trim($author))];
1643		- else :
1644		- $author_rule = NULL;
	1848	+ case constant('XMLReader::CDATA'):
	1849	+ $this->cdata(null, $xml->value);
	1850	+ break;
	1851	+ }
	1852	+ }
	1853	+ if ($error = libxml_get_last_error())
	1854	+ {
	1855	+ $this->error_code = $error->code;
	1856	+ $this->error_string = $error->message;
	1857	+ $this->current_line = $error->line;
	1858	+ $this->current_column = $error->column;
	1859	+ return false;
	1860	+ }
	1861	+ else
	1862	+ {
	1863	+ return true;
	1864	+ }
	1865	+ }
	1866	+ } /* FeedWordPress_Parser::parse() */
	1867	+
	1868	+ var $xmlns_stack = array();
	1869	+ var $xmlns_current = array();
	1870	+ function tag_open ($parser, $tag, $attributes) {
	1871	+ $ret = parent::tag_open($parser, $tag, $attributes);
	1872	+ if ($this->current_xhtml_construct < 0) :
	1873	+ $this->data['xmlns'] = $this->xmlns_current;
	1874	+ $this->xmlns_stack[] = $this->xmlns_current;
1645	1875	endif;
1646		-
1647		- // User name is mapped to a particular author. If that author ID exists, use it.
1648		- if (is_numeric($author_rule) and get_userdata((int) $author_rule)) :
1649		- $id = (int) $author_rule;
1650		-
1651		- // User name is filtered out
1652		- elseif ('filter' == $author_rule) :
1653		- $id = NULL;
1654		-
1655		- else :
1656		- // Check the database for an existing author record that might fit
1657		-
1658		- #-- WordPress 2.0+
1659		- if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) :
1660		-
1661		- // First try the user core data table.
1662		- $id = $wpdb->get_var(
1663		- "SELECT ID FROM $wpdb->users
1664		- WHERE
1665		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login'))
1666		- OR (
1667		- LENGTH(TRIM(LCASE(user_email))) > 0
1668		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1669		- )
1670		- OR TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author'))
1671		- ");
	1876	+ return $ret;
	1877	+ }
1672	1878
1673		- // If that fails, look for aliases in the user meta data table
1674		- if (is_null($id)) :
1675		- $id = $wpdb->get_var(
1676		- "SELECT user_id FROM $wpdb->usermeta
1677		- WHERE
1678		- (meta_key = 'description' AND TRIM(LCASE(meta_value)) = TRIM(LCASE('$author')))
1679		- OR (
1680		- meta_key = 'description'
1681		- AND TRIM(LCASE(meta_value))
1682		- RLIKE CONCAT(
1683		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1684		- TRIM(LCASE('$reg_author')),
1685		- '( |\\t|\\r)*(\\n|\$)'
1686		- )
1687		- )
1688		- ");
1689		- endif;
1690		-
1691		- #-- WordPress 1.5.x
1692		- else :
1693		- $id = $wpdb->get_var(
1694		- "SELECT ID from $wpdb->users
1695		- WHERE
1696		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login')) OR
1697		- (
1698		- LENGTH(TRIM(LCASE(user_email))) > 0
1699		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1700		- ) OR
1701		- TRIM(LCASE(user_firstname)) = TRIM(LCASE('$author')) OR
1702		- TRIM(LCASE(user_nickname)) = TRIM(LCASE('$author')) OR
1703		- TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author')) OR
1704		- TRIM(LCASE(user_description)) = TRIM(LCASE('$author')) OR
1705		- (
1706		- LOWER(user_description)
1707		- RLIKE CONCAT(
1708		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1709		- LCASE('$reg_author'),
1710		- '( |\\t|\\r)*(\\n|\$)'
1711		- )
1712		- )
1713		- ");
1714		-
1715		- endif;
1716		-
1717		- // ... if you don't find one, then do what you need to do
1718		- if (is_null($id)) :
1719		- if ($unfamiliar_author === 'create') :
1720		- $userdata = array();
1721		-
1722		- #-- user table data
1723		- $userdata['ID'] = NULL; // new user
1724		- $userdata['user_login'] = $login;
1725		- $userdata['user_nicename'] = $nice_author;
1726		- $userdata['user_pass'] = substr(md5(uniqid(microtime())), 0, 6); // just something random to lock it up
1727		- $userdata['user_email'] = $email;
1728		- $userdata['user_url'] = $url;
1729		- $userdata['display_name'] = $author;
1730		-
1731		- $id = wp_insert_user($userdata);
1732		- elseif (is_numeric($unfamiliar_author) and get_userdata((int) $unfamiliar_author)) :
1733		- $id = (int) $unfamiliar_author;
1734		- elseif ($unfamiliar_author === 'default') :
1735		- $id = 1;
1736		- endif;
1737		- endif;
	1879	+ function tag_close($parser, $tag) {
	1880	+ if ($this->current_xhtml_construct < 0) :
	1881	+ $this->xmlns_current = array_pop($this->xmlns_stack);
1738	1882	endif;
1739		-
1740		- if ($id) :
1741		- $this->link->settings['map authors']['name'][strtolower(trim($author))] = $id;
1742		- endif;
1743		- return $id;
1744		- } // function SyndicatedPost::author_id ()
1745		-
1746		- // look up (and create) category ids from a list of categories
1747		- function category_ids ($cats, $unfamiliar_category = 'create', $tags_too = false) {
1748		- global $wpdb;
1749		-
1750		- // We need to normalize whitespace because (1) trailing
1751		- // whitespace can cause PHP and MySQL not to see eye to eye on
1752		- // VARCHAR comparisons for some versions of MySQL (cf.
1753		- // <http://dev.mysql.com/doc/mysql/en/char.html>), and (2)
1754		- // because I doubt most people want to make a semantic
1755		- // distinction between 'Computers' and 'Computers '
1756		- $cats = array_map('trim', $cats);
1757		-
1758		- $tags = array();
1759		-
1760		- $cat_ids = array ();
1761		- foreach ($cats as $cat_name) :
1762		- if (preg_match('/^{#([0-9]+)}$/', $cat_name, $backref)) :
1763		- $cat_id = (int) $backref[1];
1764		- if (function_exists('is_term') and is_term($cat_id, 'category')) :
1765		- $cat_ids[] = $cat_id;
1766		- elseif (get_category($cat_id)) :
1767		- $cat_ids[] = $cat_id;
1768		- endif;
1769		- elseif (strlen($cat_name) > 0) :
1770		- $esc = $wpdb->escape($cat_name);
1771		- $resc = $wpdb->escape(preg_quote($cat_name));
1772		-
1773		- // WordPress 2.3+
1774		- if (function_exists('is_term')) :
1775		- $cat_id = is_term($cat_name, 'category');
1776		- if ($cat_id) :
1777		- $cat_ids[] = $cat_id['term_id'];
1778		- // There must be a better way to do this...
1779		- elseif ($results = $wpdb->get_results(
1780		- "SELECT term_id
1781		- FROM $wpdb->term_taxonomy
1782		- WHERE
1783		- LOWER(description) RLIKE
1784		- CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)')"
1785		- )) :
1786		- foreach ($results AS $term) :
1787		- $cat_ids[] = (int) $term->term_id;
1788		- endforeach;
1789		- elseif ('tag'==$unfamiliar_category) :
1790		- $tags[] = $cat_name;
1791		- elseif ('create'===$unfamiliar_category) :
1792		- $term = wp_insert_term($cat_name, 'category');
1793		- if (is_wp_error($term)) :
1794		- FeedWordPress::noncritical_bug('term insertion problem', array('cat_name' => $cat_name, 'term' => $term, 'this' => $this), __LINE__);
1795		- else :
1796		- $cat_ids[] = $term['term_id'];
1797		- endif;
1798		- endif;
1799		-
1800		- // WordPress 1.5.x - 2.2.x
1801		- else :
1802		- $results = $wpdb->get_results(
1803		- "SELECT cat_ID
1804		- FROM $wpdb->categories
1805		- WHERE
1806		- (LOWER(cat_name) = LOWER('$esc'))
1807		- OR (LOWER(category_description)
1808		- RLIKE CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)'))
1809		- ");
1810		- if ($results) :
1811		- foreach ($results as $term) :
1812		- $cat_ids[] = (int) $term->cat_ID;
1813		- endforeach;
1814		- elseif ('create'===$unfamiliar_category) :
1815		- if (function_exists('wp_insert_category')) :
1816		- $cat_id = wp_insert_category(array('cat_name' => $cat_name));
1817		- // And into the database we go.
1818		- else :
1819		- $nice_kitty = sanitize_title($cat_name);
1820		- $wpdb->query(sprintf("
1821		- INSERT INTO $wpdb->categories
1822		- SET
1823		- cat_name='%s',
1824		- category_nicename='%s'
1825		- ", $wpdb->escape($cat_name), $nice_kitty
1826		- ));
1827		- $cat_id = $wpdb->insert_id;
1828		- endif;
1829		- $cat_ids[] = $cat_id;
1830		- endif;
1831		- endif;
1832		- endif;
1833		- endforeach;
1834		-
1835		- if ((count($cat_ids) == 0) and ($unfamiliar_category === 'filter')) :
1836		- $cat_ids = NULL; // Drop the post
1837		- else :
1838		- $cat_ids = array_unique($cat_ids);
1839		- endif;
1840		-
1841		- if ($tags_too) : $ret = array($cat_ids, $tags);
1842		- else : $ret = $cat_ids;
1843		- endif;
1844		-
	1883	+ $ret = parent::tag_close($parser, $tag);
1845	1884	return $ret;
1846		- } // function SyndicatedPost::category_ids ()
1847		-
1848		- function use_api ($tag) {
1849		- global $wp_db_version;
1850		- switch ($tag) :
1851		- case 'wp_insert_post':
1852		- // Before 2.2, wp_insert_post does too much of the wrong stuff to use it
1853		- // In 1.5 it was such a resource hog it would make PHP segfault on big updates
1854		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_21);
1855		- break;
1856		- case 'post_status_pending':
1857		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_23);
1858		- break;
1859		- endswitch;
1860		- return $ret;
1861		- } // function SyndicatedPost::use_api ()
1862		-
1863		- #### EXTRACT DATA FROM FEED ITEM ####
1864		-
1865		- function created () {
1866		- $epoch = null;
1867		- if (isset($this->item['dc']['created'])) :
1868		- $epoch = @parse_w3cdtf($this->item['dc']['created']);
1869		- elseif (isset($this->item['dcterms']['created'])) :
1870		- $epoch = @parse_w3cdtf($this->item['dcterms']['created']);
1871		- elseif (isset($this->item['created'])): // Atom 0.3
1872		- $epoch = @parse_w3cdtf($this->item['created']);
1873		- endif;
1874		- return $epoch;
1875	1885	}
1876		- function published ($fallback = true) {
1877		- $epoch = null;
1878		-
1879		- # RSS is a fucking mess. Figure out whether we have a date in
1880		- # <dc:date>, <issued>, <pubDate>, etc., and get it into Unix
1881		- # epoch format for reformatting. If we can't find anything,
1882		- # we'll use the last-updated time.
1883		- if (isset($this->item['dc']['date'])): // Dublin Core
1884		- $epoch = @parse_w3cdtf($this->item['dc']['date']);
1885		- elseif (isset($this->item['dcterms']['issued'])) : // Dublin Core extensions
1886		- $epoch = @parse_w3cdtf($this->item['dcterms']['issued']);
1887		- elseif (isset($this->item['published'])) : // Atom 1.0
1888		- $epoch = @parse_w3cdtf($this->item['published']);
1889		- elseif (isset($this->item['issued'])): // Atom 0.3
1890		- $epoch = @parse_w3cdtf($this->item['issued']);
1891		- elseif (isset($this->item['pubdate'])): // RSS 2.0
1892		- $epoch = strtotime($this->item['pubdate']);
1893		- elseif ($fallback) : // Fall back to <updated> / <modified> if present
1894		- $epoch = $this->updated(/*fallback=*/ false);
	1886	+
	1887	+ function start_xmlns ($parser, $prefix, $uri) {
	1888	+ if (!$prefix) :
	1889	+ $prefix = '';
1895	1890	endif;
1896		-
1897		- # If everything failed, then default to the current time.
1898		- if (is_null($epoch)) :
1899		- if (-1 == $default) :
1900		- $epoch = time();
1901		- else :
1902		- $epoch = $default;
1903		- endif;
	1891	+ if ($this->current_xhtml_construct < 0) :
	1892	+ $this->xmlns_current[$prefix] = $uri;
1904	1893	endif;
1905		-
1906		- return $epoch;
1907		- }
1908		- function updated ($fallback = true, $default = -1) {
1909		- $epoch = null;
	1894	+ return true;
	1895	+ } /* FeedWordPress_Parser::start_xmlns() */
	1896	+}
1910	1897
1911		- # As far as I know, only dcterms and Atom have reliable ways to
1912		- # specify when something was *modified* last. If neither is
1913		- # available, then we'll try to get the time of publication.
1914		- if (isset($this->item['dc']['modified'])) : // Not really correct
1915		- $epoch = @parse_w3cdtf($this->item['dc']['modified']);
1916		- elseif (isset($this->item['dcterms']['modified'])) : // Dublin Core extensions
1917		- $epoch = @parse_w3cdtf($this->item['dcterms']['modified']);
1918		- elseif (isset($this->item['modified'])): // Atom 0.3
1919		- $epoch = @parse_w3cdtf($this->item['modified']);
1920		- elseif (isset($this->item['updated'])): // Atom 1.0
1921		- $epoch = @parse_w3cdtf($this->item['updated']);
1922		- elseif ($fallback) : // Fall back to issued / dc:date
1923		- $epoch = $this->published(/*fallback=*/ false, /*default=*/ $default);
1924		- endif;
1925		-
1926		- # If everything failed, then default to the current time.
1927		- if (is_null($epoch)) :
1928		- if (-1 == $default) :
1929		- $epoch = time();
1930		- else :
1931		- $epoch = $default;
1932		- endif;
1933		- endif;
	1898	+$feedwordpress_admin_footer = array();
1934	1899
1935		- return $epoch;
1936		- }
	1900	+################################################################################
	1901	+## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
	1902	+################################################################################
1937	1903
1938		- function update_hash () {
1939		- return md5(serialize($this->item));
	1904	+class FeedWordPressRPC {
	1905	+ function FeedWordPressRPC () {
	1906	+ add_filter('xmlrpc_methods', array(&$this, 'xmlrpc_methods'));
1940	1907	}
1941		-
1942		- function guid () {
1943		- $guid = null;
1944		- if (isset($this->item['id'])): // Atom 0.3 / 1.0
1945		- $guid = $this->item['id'];
1946		- elseif (isset($this->item['atom']['id'])) : // Namespaced Atom
1947		- $guid = $this->item['atom']['id'];
1948		- elseif (isset($this->item['guid'])) : // RSS 2.0
1949		- $guid = $this->item['guid'];
1950		- elseif (isset($this->item['dc']['identifier'])) :// yeah, right
1951		- $guid = $this->item['dc']['identifier'];
1952		- else :
1953		- // The feed does not seem to have provided us with a
1954		- // unique identifier, so we'll have to cobble together
1955		- // a tag: URI that might work for us. The base of the
1956		- // URI will be the host name of the feed source ...
1957		- $bits = parse_url($this->feedmeta['link/uri']);
1958		- $guid = 'tag:'.$bits['host'];
1959		-
1960		- // If we have a date of creation, then we can use that
1961		- // to uniquely identify the item. (On the other hand, if
1962		- // the feed producer was consicentious enough to
1963		- // generate dates of creation, she probably also was
1964		- // conscientious enough to generate unique identifiers.)
1965		- if (!is_null($this->created())) :
1966		- $guid .= '://post.'.date('YmdHis', $this->created());
1967		-
1968		- // Otherwise, use both the URI of the item, *and* the
1969		- // item's title. We have to use both because titles are
1970		- // often not unique, and sometimes links aren't unique
1971		- // either (e.g. Bitch (S)HITLIST, Mozilla Dot Org news,
1972		- // some podcasts). But it's rare to have *both* the same
1973		- // title *and* the same link for two different items. So
1974		- // this is about the best we can do.
1975		- else :
1976		- $guid .= '://'.md5($this->item['link'].'/'.$this->item['title']);
1977		- endif;
1978		- endif;
1979		- return $guid;
	1908	+
	1909	+ function xmlrpc_methods ($args = array()) {
	1910	+ $args['weblogUpdates.ping'] = array(&$this, 'ping');
	1911	+ $args['feedwordpress.subscribe'] = array(&$this, 'subscribe');
	1912	+ $args['feedwordpress.deactivate'] = array(&$this, 'deactivate');
	1913	+ $args['feedwordpress.delete'] = array(&$this, 'delete');
	1914	+ $args['feedwordpress.nuke'] = array(&$this, 'nuke');
	1915	+ return $args;
1980	1916	}
1981	1917
1982		- function author () {
1983		- $author = array ();
	1918	+ function ping ($args) {
	1919	+ global $feedwordpress;
1984	1920
1985		- if (isset($this->item['author_name'])):
1986		- $author['name'] = $this->item['author_name'];
1987		- elseif (isset($this->item['dc']['creator'])):
1988		- $author['name'] = $this->item['dc']['creator'];
1989		- elseif (isset($this->item['dc']['contributor'])):
1990		- $author['name'] = $this->item['dc']['contributor'];
1991		- elseif (isset($this->feed->channel['dc']['creator'])) :
1992		- $author['name'] = $this->feed->channel['dc']['creator'];
1993		- elseif (isset($this->feed->channel['dc']['contributor'])) :
1994		- $author['name'] = $this->feed->channel['dc']['contributor'];
1995		- elseif (isset($this->feed->channel['author_name'])) :
1996		- $author['name'] = $this->feed->channel['author_name'];
1997		- elseif ($this->feed->is_rss() and isset($this->item['author'])) :
1998		- // The author element in RSS is allegedly an
1999		- // e-mail address, but lots of people don't use
2000		- // it that way. So let's make of it what we can.
2001		- $author = parse_email_with_realname($this->item['author']);
2002		-
2003		- if (!isset($author['name'])) :
2004		- if (isset($author['email'])) :
2005		- $author['name'] = $author['email'];
2006		- else :
2007		- $author['name'] = $this->feed->channel['title'];
2008		- endif;
2009		- endif;
2010		- else :
2011		- $author['name'] = $this->feed->channel['title'];
2012		- endif;
2013		-
2014		- if (isset($this->item['author_email'])):
2015		- $author['email'] = $this->item['author_email'];
2016		- elseif (isset($this->feed->channel['author_email'])) :
2017		- $author['email'] = $this->feed->channel['author_email'];
2018		- endif;
2019		-
2020		- if (isset($this->item['author_url'])):
2021		- $author['uri'] = $this->item['author_url'];
2022		- elseif (isset($this->feed->channel['author_url'])) :
2023		- $author['uri'] = $this->item['author_url'];
	1921	+ $delta = @$feedwordpress->update($args[1]);
	1922	+ if (is_null($delta)):
	1923	+ return array('flerror' => true, 'message' => "Sorry. I don't syndicate <$args[1]>.");
2024	1924	else:
2025		- $author['uri'] = $this->feed->channel['link'];
	1925	+ $mesg = array();
	1926	+ if (isset($delta['new'])) { $mesg[] = ' '.$delta['new'].' new posts were syndicated'; }
	1927	+ if (isset($delta['updated'])) { $mesg[] = ' '.$delta['updated'].' existing posts were updated'; }
	1928	+
	1929	+ return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
2026	1930	endif;
2027		-
2028		- return $author;
2029		- } // SyndicatedPost::author()
2030		-
2031		- var $strip_attrs = array (
2032		- array('[a-z]+', 'style'),
2033		- array('[a-z]+', 'target'),
2034		- );
2035		- function sanitize_content ($content, $obj) {
2036		- # FeedWordPress used to resolve URIs relative to the
2037		- # feed URI. It now relies on the xml:base support
2038		- # baked in to the MagpieRSS upgrade. So all we do here
2039		- # now is to sanitize problematic attributes.
2040		- #
2041		- # This kind of sucks. I intend to replace it with
2042		- # lib_filter sometime soon.
2043		- foreach ($obj->strip_attrs as $pair):
2044		- list($tag,$attr) = $pair;
2045		- $content = preg_replace (
2046		- ":(<$tag [^>]*)($attr=(\"[^\">]*\"|[^>\\s]+))([^>]*>):i",
2047		- "\\1\\4",
2048		- $content
2049		- );
2050		- endforeach;
2051		- return $content;
2052	1931	}
2053		-} // class SyndicatedPost
2054		-
2055		-# class SyndicatedLink: represents a syndication feed stored within the
2056		-# WordPress database
2057		-#
2058		-# To keep things compact and editable from within WordPress, we use all the
2059		-# links under a particular category in the WordPress "Blogroll" for the list of
2060		-# feeds to syndicate. "Contributors" is the category used by default; you can
2061		-# configure that under Options --> Syndication.
2062		-#
2063		-# Fields used are:
2064		-#
2065		-# * link_rss: the URI of the Atom/RSS feed to syndicate
2066		-#
2067		-# * link_notes: user-configurable options, with keys and values
2068		-# like so:
2069		-#
2070		-# key: value
2071		-# cats: computers\nweb
2072		-# feed/key: value
2073		-#
2074		-# Keys that start with "feed/" are gleaned from the data supplied
2075		-# by the feed itself, and will be overwritten with each update.
2076		-#
2077		-# Values have linebreak characters escaped with C-style
2078		-# backslashes (so, for example, a newline becomes "\n").
2079		-#
2080		-# The value of `cats` is used as a newline-separated list of
2081		-# default categories for any post coming from a particular feed.
2082		-# (In the example above, any posts from this feed will be placed
2083		-# in the "computers" and "web" categories--*in addition to* any
2084		-# categories that may already be applied to the posts.)
2085		-#
2086		-# Values of keys in link_notes are accessible from templates using
2087		-# the function `get_feed_meta($key)` if this plugin is activated.
2088		-
2089		-class SyndicatedLink {
2090		- var $id = null;
2091		- var $link = null;
2092		- var $settings = array ();
2093		- var $magpie = null;
2094		-
2095		- function SyndicatedLink ($link) {
2096		- global $wpdb;
2097		-
2098		- if (is_object($link)) :
2099		- $this->link = $link;
2100		- $this->id = $link->link_id;
2101		- else :
2102		- $this->id = $link;
2103		- if (function_exists('get_bookmark')) : // WP 2.1+
2104		- $this->link = get_bookmark($link);
2105		- else :
2106		- $this->link = $wpdb->get_row("
2107		- SELECT * FROM $wpdb->links
2108		- WHERE (link_id = '".$wpdb->escape($link)."')"
2109		- );
2110		- endif;
2111		- endif;
2112		-
2113		- if (strlen($this->link->link_rss) > 0) :
2114		- // Read off feed settings from link_notes
2115		- $notes = explode("\n", $this->link->link_notes);
2116		- foreach ($notes as $note):
2117		- list($key, $value) = explode(": ", $note, 2);
2118	1932
2119		- if (strlen($key) > 0) :
2120		- // Unescape and trim() off the whitespace.
2121		- // Thanks to Ray Lischner for pointing out the
2122		- // need to trim off whitespace.
2123		- $this->settings[$key] = stripcslashes (trim($value));
2124		- endif;
2125		- endforeach;
	1933	+ function validate (&$args) {
	1934	+ global $wp_xmlrpc_server;
2126	1935
2127		- // "Magic" feed settings
2128		- $this->settings['link/uri'] = $this->link->link_rss;
2129		- $this->settings['link/name'] = $this->link->link_name;
2130		- $this->settings['link/id'] = $this->link->link_id;
2131		-
2132		- // `hardcode categories` and `unfamiliar categories` are deprecated in favor of `unfamiliar category`
2133		- if (
2134		- isset($this->settings['unfamiliar categories'])
2135		- and !isset($this->settings['unfamiliar category'])
2136		- ) :
2137		- $this->settings['unfamiliar category'] = $this->settings['unfamiliar categories'];
2138		- endif;
2139		- if (
2140		- FeedWordPress::affirmative($this->settings, 'hardcode categories')
2141		- and !isset($this->settings['unfamiliar category'])
2142		- ) :
2143		- $this->settings['unfamiliar category'] = 'default';
2144		- endif;
	1936	+ // First two params are username/password
	1937	+ $username = $wp_xmlrpc_server->escape(array_shift($args));
	1938	+ $password = $wp_xmlrpc_server->escape(array_shift($args));
2145	1939
2146		- // Set this up automagically for del.icio.us
2147		- $bits = parse_url($this->link->link_rss);
2148		- $tagspacers = array('del.icio.us', 'feeds.delicious.com');
2149		- if (!isset($this->settings['cat_split']) and in_array($bits['host'], $tagspacers)) :
2150		- $this->settings['cat_split'] = '\s'; // Whitespace separates multiple tags in del.icio.us RSS feeds
2151		- endif;
2152		-
2153		- if (isset($this->settings['cats'])):
2154		- $this->settings['cats'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['cats']);
2155		- endif;
2156		- if (isset($this->settings['tags'])):
2157		- $this->settings['tags'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['tags']);
2158		- endif;
2159		-
2160		- if (isset($this->settings['map authors'])) :
2161		- $author_rules = explode("\n\n", $this->settings['map authors']);
2162		- $ma = array();
2163		- foreach ($author_rules as $rule) :
2164		- list($rule_type, $author_name, $author_action) = explode("\n", $rule);
2165		-
2166		- // Normalize for case and whitespace
2167		- $rule_type = strtolower(trim($rule_type));
2168		- $author_name = strtolower(trim($author_name));
2169		- $author_action = strtolower(trim($author_action));
2170		-
2171		- $ma[$rule_type][$author_name] = $author_action;
2172		- endforeach;
2173		- $this->settings['map authors'] = $ma;
2174		- endif;
	1940	+ $ret = array();
	1941	+ if ( !$user = $wp_xmlrpc_server->login($username, $password) ) :
	1942	+ $ret = $wp_xmlrpc_server->error;
	1943	+ elseif (!current_user_can('manage_links')) :
	1944	+ $ret = new IXR_Error(401, 'Sorry, you cannot change the subscription list.');
2175	1945	endif;
2176		- } /* SyndicatedLink::SyndicatedLink () */
2177		-
2178		- function found () {
2179		- return is_object($this->link);
2180		- } /* SyndicatedLink::found () */
2181		-
2182		- function stale () {
2183		- $stale = true;
2184		- if (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='ping')) :
2185		- $stale = false; // don't update on any timed updates; pings only
2186		- elseif (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='next')) :
2187		- $stale = true; // update on the next timed update
2188		- elseif (!isset($this->settings['update/ttl']) or !isset($this->settings['update/last'])) :
2189		- $stale = true; // initial update
2190		- else :
2191		- $after = ((int) $this->settings['update/last'])
2192		- +((int) $this->settings['update/ttl'] * 60);
2193		- $stale = (time() >= $after);
2194		- endif;
2195		- return $stale;
2196		- } /* SyndicatedLink::stale () */
2197		-
2198		- function poll ($crash_ts = NULL) {
2199		- global $wpdb;
2200		-
2201		- $this->magpie = fetch_rss($this->link->link_rss);
2202		- $new_count = NULL;
2203		-
2204		- $resume = FeedWordPress::affirmative($this->settings, 'update/unfinished');
2205		- if ($resume) :
2206		- // pick up where we left off
2207		- $processed = array_map('trim', explode("\n", $this->settings['update/processed']));
2208		- else :
2209		- // begin at the beginning
2210		- $processed = array();
2211		- endif;
2212		-
2213		- if (is_object($this->magpie)) :
2214		- $new_count = array('new' => 0, 'updated' => 0);
2215		-
2216		- # -- Update Link metadata live from feed
2217		- $channel = $this->magpie->channel;
2218		-
2219		- if (!isset($channel['id'])) :
2220		- $channel['id'] = $this->link->link_rss;
2221		- endif;
2222		-
2223		- $update = array();
2224		- if (!$this->hardcode('url') and isset($channel['link'])) :
2225		- $update[] = "link_url = '".$wpdb->escape($channel['link'])."'";
2226		- endif;
2227		-
2228		- if (!$this->hardcode('name') and isset($channel['title'])) :
2229		- $update[] = "link_name = '".$wpdb->escape($channel['title'])."'";
2230		- endif;
2231		-
2232		- if (!$this->hardcode('description')) :
2233		- if (isset($channel['tagline'])) :
2234		- $update[] = "link_description = '".$wpdb->escape($channel['tagline'])."'";
2235		- elseif (isset($channel['description'])) :
2236		- $update[] = "link_description = '".$wpdb->escape($channel['description'])."'";
2237		- endif;
2238		- endif;
2239		-
2240		- $this->settings = array_merge($this->settings, $this->flatten_array($channel));
2241		-
2242		- $this->settings['update/last'] = time(); $ttl = $this->ttl();
2243		- if (!is_null($ttl)) :
2244		- $this->settings['update/ttl'] = $ttl;
2245		- $this->settings['update/timed'] = 'feed';
2246		- else :
2247		- $this->settings['update/ttl'] = rand(30, 120); // spread over time interval for staggered updates
2248		- $this->settings['update/timed'] = 'automatically';
2249		- endif;
2250		-
2251		- if (!isset($this->settings['update/hold']) or $this->settings['update/hold']!='ping') :
2252		- $this->settings['update/hold'] = 'scheduled';
2253		- endif;
2254		-
2255		- $this->settings['update/unfinished'] = 'yes';
2256		-
2257		- $update[] = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
2258		-
2259		- $update_set = implode(',', $update);
2260		-
2261		- // Update the properties of the link from the feed information
2262		- $result = $wpdb->query("
2263		- UPDATE $wpdb->links
2264		- SET $update_set
2265		- WHERE link_id='$this->id'
2266		- ");
2267		-
2268		- # -- Add new posts from feed and update any updated posts
2269		- $crashed = false;
2270		-
2271		- if (is_array($this->magpie->items)) :
2272		- foreach ($this->magpie->items as $item) :
2273		- $post =& new SyndicatedPost($item, $this);
2274		- if (!$resume or !in_array(trim($post->guid()), $processed)) :
2275		- $processed[] = $post->guid();
2276		- if (!$post->filtered()) :
2277		- $new = $post->store();
2278		- if ( $new !== false ) $new_count[$new]++;
2279		- endif;
2280		-
2281		- if (!is_null($crash_ts) and (time() > $crash_ts)) :
2282		- $crashed = true;
2283		- break;
2284		- endif;
2285		- endif;
2286		- endforeach;
2287		- endif;
2288		-
2289		- // Copy back any changes to feed settings made in the course of updating (e.g. new author rules)
2290		- $to_notes = $this->settings;
2291		-
2292		- $this->settings['update/processed'] = $processed;
2293		- if (!$crashed) :
2294		- $this->settings['update/unfinished'] = 'no';
2295		- endif;
2296		-
2297		- $update_set = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
2298		-
2299		- // Update the properties of the link from the feed information
2300		- $result = $wpdb->query("
2301		- UPDATE $wpdb->links
2302		- SET $update_set
2303		- WHERE link_id='$this->id'
2304		- ");
2305		- endif;
2306		-
2307		- return $new_count;
2308		- } /* SyndicatedLink::poll() */
2309		-
2310		- function map_name_to_new_user ($name, $newuser_name) {
2311		- global $wpdb;
2312		-
2313		- if (strlen($newuser_name) > 0) :
2314		- $userdata = array();
2315		- $userdata['ID'] = NULL;
2316		-
2317		- $userdata['user_login'] = sanitize_user($newuser_name);
2318		- $userdata['user_login'] = apply_filters('pre_user_login', $userdata['user_login']);
2319		-
2320		- $userdata['user_nicename'] = sanitize_title($newuser_name);
2321		- $userdata['user_nicename'] = apply_filters('pre_user_nicename', $userdata['user_nicename']);
2322		-
2323		- $userdata['display_name'] = $wpdb->escape($newuser_name);
2324		-
2325		- $newuser_id = wp_insert_user($userdata);
2326		- if (is_numeric($newuser_id)) :
2327		- if (is_null($name)) : // Unfamiliar author
2328		- $this->settings['unfamiliar author'] = $newuser_id;
2329		- else :
2330		- $this->settings['map authors']['name'][$name] = $newuser_id;
2331		- endif;
2332		- else :
2333		- // TODO: Add some error detection and reporting
2334		- endif;
2335		- else :
2336		- // TODO: Add some error reporting
2337		- endif;
2338		- } /* SyndicatedLink::map_name_to_new_user () */
2339		-
2340		- function settings_to_notes () {
2341		- $to_notes = $this->settings;
2342		-
2343		- unset($to_notes['link/id']); // Magic setting; don't save
2344		- unset($to_notes['link/uri']); // Magic setting; don't save
2345		- unset($to_notes['link/name']); // Magic setting; don't save
2346		- unset($to_notes['hardcode categories']); // Deprecated
2347		- unset($to_notes['unfamiliar categories']); // Deprecated
2348		-
2349		- // Collapse array settings
2350		- if (isset($to_notes['update/processed']) and (is_array($to_notes['update/processed']))) :
2351		- $to_notes['update/processed'] = implode("\n", $to_notes['update/processed']);
2352		- endif;
2353		-
2354		- if (is_array($to_notes['cats'])) :
2355		- $to_notes['cats'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['cats']);
2356		- endif;
2357		- if (is_array($to_notes['tags'])) :
2358		- $to_notes['tags'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['tags']);
2359		- endif;
2360		-
2361		- // Collapse the author mapping rule structure back into a flat string
2362		- if (isset($to_notes['map authors'])) :
2363		- $ma = array();
2364		- foreach ($to_notes['map authors'] as $rule_type => $author_rules) :
2365		- foreach ($author_rules as $author_name => $author_action) :
2366		- $ma[] = $rule_type."\n".$author_name."\n".$author_action;
2367		- endforeach;
2368		- endforeach;
2369		- $to_notes['map authors'] = implode("\n\n", $ma);
2370		- endif;
2371		-
2372		- $notes = '';
2373		- foreach ($to_notes as $key => $value) :
2374		- $notes .= $key . ": ". addcslashes($value, "\0..\37".'\\') . "\n";
2375		- endforeach;
2376		- return $notes;
2377		- } /* SyndicatedLink::settings_to_notes () */
2378		-
2379		- function uri () {
2380		- return (is_object($this->link) ? $this->link->link_rss : NULL);
2381		- } /* SyndicatedLink::uri () */
2382		-
2383		- function homepage () {
2384		- return (isset($this->settings['feed/link']) ? $this->settings['feed/link'] : NULL);
2385		- } /* SyndicatedLink::homepage () */
2386		-
2387		- function ttl () {
2388		- if (is_object($this->magpie)) :
2389		- $channel = $this->magpie->channel;
2390		- else :
2391		- $channel = array();
2392		- endif;
2393		-
2394		- if (isset($channel['ttl'])) :
2395		- // "ttl stands for time to live. It's a number of
2396		- // minutes that indicates how long a channel can be
2397		- // cached before refreshing from the source."
2398		- // <http://blogs.law.harvard.edu/tech/rss#ltttlgtSubelementOfLtchannelgt>
2399		- $ret = $channel['ttl'];
2400		- elseif (isset($channel['sy']['updatefrequency']) or isset($channel['sy']['updateperiod'])) :
2401		- $period_minutes = array (
2402		- 'hourly' => 60, /* minutes in an hour */
2403		- 'daily' => 1440, /* minutes in a day */
2404		- 'weekly' => 10080, /* minutes in a week */
2405		- 'monthly' => 43200, /* minutes in a month */
2406		- 'yearly' => 525600, /* minutes in a year */
2407		- );
2408		-
2409		- // "sy:updatePeriod: Describes the period over which the
2410		- // channel format is updated. Acceptable values are:
2411		- // hourly, daily, weekly, monthly, yearly. If omitted,
2412		- // daily is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2413		- if (isset($channel['sy']['updateperiod'])) : $period = $channel['sy']['updateperiod'];
2414		- else : $period = 'daily';
2415		- endif;
2416		-
2417		- // "sy:updateFrequency: Used to describe the frequency
2418		- // of updates in relation to the update period. A
2419		- // positive integer indicates how many times in that
2420		- // period the channel is updated. ... If omitted a value
2421		- // of 1 is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2422		- if (isset($channel['sy']['updatefrequency'])) : $freq = (int) $channel['sy']['updatefrequency'];
2423		- else : $freq = 1;
2424		- endif;
2425		-
2426		- $ret = (int) ($period_minutes[$period] / $freq);
2427		- else :
2428		- $ret = NULL;
2429		- endif;
2430	1946	return $ret;
2431		- } /* SyndicatedLink::ttl() */
	1947	+ }
2432	1948
2433		- // SyndicatedLink::flatten_array (): flatten an array. Useful for
2434		- // hierarchical and namespaced elements.
2435		- //
2436		- // Given an array which may contain array or object elements in it,
2437		- // return a "flattened" array: a one-dimensional array of scalars
2438		- // containing each of the scalar elements contained within the array
2439		- // structure. Thus, for example, if $a['b']['c']['d'] == 'e', then the
2440		- // returned array for FeedWordPress::flatten_array($a) will contain a key
2441		- // $a['feed/b/c/d'] with value 'e'.
2442		- function flatten_array ($arr, $prefix = 'feed/', $separator = '/') {
2443		- $ret = array ();
2444		- if (is_array($arr)) :
2445		- foreach ($arr as $key => $value) :
2446		- if (is_scalar($value)) :
2447		- $ret[$prefix.$key] = $value;
	1949	+ function subscribe ($args) {
	1950	+ $ret = $this->validate($args);
	1951	+ if (is_array($ret)) : // Success
	1952	+ // The remaining params are feed URLs
	1953	+ foreach ($args as $arg) :
	1954	+ $finder = new FeedFinder($arg, /*verify=*/ false, /*fallbacks=*/ 1);
	1955	+ $feeds = array_values(array_unique($finder->find()));
	1956	+
	1957	+ if (count($feeds) > 0) :
	1958	+ $link_id = FeedWordPress::syndicate_link(
	1959	+ /*title=*/ feedwordpress_display_url($feeds[0]),
	1960	+ /*homepage=*/ $feeds[0],
	1961	+ /*feed=*/ $feeds[0]
	1962	+ );
	1963	+ $ret[] = array(
	1964	+ 'added',
	1965	+ $feeds[0],
	1966	+ $arg,
	1967	+ );
2448	1968	else :
2449		- $ret = array_merge($ret, $this->flatten_array($value, $prefix.$key.$separator, $separator));
	1969	+ $ret[] = array(
	1970	+ 'error',
	1971	+ $arg
	1972	+ );
2450	1973	endif;
2451	1974	endforeach;
2452	1975	endif;
2453	1976	return $ret;
2454		- } /* SyndicatedLink::flatten_array () */
2455		-
2456		- function hardcode ($what) {
2457		- $default = get_option("feedwordpress_hardcode_$what");
2458		- if ( $default === 'yes' ) :
2459		- // If the default is to hardcode, then we want the
2460		- // negation of negative(): TRUE by default and FALSE if
2461		- // the setting is explicitly "no"
2462		- $ret = !FeedWordPress::negative($this->settings, "hardcode $what");
2463		- else :
2464		- // If the default is NOT to hardcode, then we want
2465		- // affirmative(): FALSE by default and TRUE if the
2466		- // setting is explicitly "yes"
2467		- $ret = FeedWordPress::affirmative($this->settings, "hardcode $what");
2468		- endif;
2469		- return $ret;
2470		- } /* SyndicatedLink::hardcode () */
2471		-
2472		- function syndicated_status ($what, $default) {
2473		- global $wpdb;
2474		-
2475		- $ret = get_option("feedwordpress_syndicated_{$what}_status");
2476		- if ( isset($this->settings["$what status"]) ) :
2477		- $ret = $this->settings["$what status"];
2478		- elseif (!$ret) :
2479		- $ret = $default;
2480		- endif;
2481		- return $wpdb->escape(trim(strtolower($ret)));
2482		- } /* SyndicatedLink:syndicated_status () */
2483		-} // class SyndicatedLink
2484		-
2485		-################################################################################
2486		-## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
2487		-################################################################################
2488		-
2489		-function feedwordpress_xmlrpc_hook ($args = array ()) {
2490		- $args['weblogUpdates.ping'] = 'feedwordpress_pong';
2491		- return $args;
2492		-}
2493		-
2494		-function feedwordpress_pong ($args) {
2495		- $feedwordpress =& new FeedWordPress;
2496		- $delta = @$feedwordpress->update($args[1]);
2497		- if (is_null($delta)):
2498		- return array('flerror' => true, 'message' => "Sorry. I don't syndicate <$args[1]>.");
2499		- else:
2500		- $mesg = array();
2501		- if (isset($delta['new'])) { $mesg[] = ' '.$delta['new'].' new posts were syndicated'; }
2502		- if (isset($delta['updated'])) { $mesg[] = ' '.$delta['updated'].' existing posts were updated'; }
2503		-
2504		- return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
2505		- endif;
2506		-}
2507		-
2508		-################################################################################
2509		-## class FeedFinder: find likely feeds using autodetection and/or guesswork ####
2510		-################################################################################
2511		-
2512		-class FeedFinder {
2513		- var $uri = NULL;
2514		- var $_cache_uri = NULL;
	1977	+ } /* FeedWordPressRPC::subscribe () */
2515	1978
2516		- var $verify = FALSE;
2517		-
2518		- var $_data = NULL;
2519		- var $_error = NULL;
2520		- var $_head = NULL;
2521		-
2522		- # -- Recognition patterns
2523		- var $_feed_types = array(
2524		- 'application/rss+xml',
2525		- 'text/xml',
2526		- 'application/atom+xml',
2527		- 'application/x.atom+xml',
2528		- 'application/x-atom+xml'
2529		- );
2530		- var $_feed_markers = array('\\<feed', '\\<rss', 'xmlns="http://purl.org/rss/1.0');
2531		- var $_html_markers = array('\\<html');
2532		- var $_obvious_feed_url = array('[./]rss', '[./]rdf', '[./]atom', '[./]feed', '\.xml');
2533		- var $_maybe_feed_url = array ('rss', 'rdf', 'atom', 'feed', 'xml');
2534		-
2535		- function FeedFinder ($uri = NULL, $verify = TRUE) {
2536		- $this->uri = $uri; $this->verify = $verify;
2537		- } /* FeedFinder::FeedFinder () */
2538		-
2539		- function find ($uri = NULL) {
2540		- $ret = array ();
2541		- if (!is_null($this->data($uri))) {
2542		- if ($this->is_feed($uri)) {
2543		- $ret = array($this->uri);
2544		- } else {
2545		- // Assume that we have HTML or XHTML (even if we don't, who's it gonna hurt?)
2546		- // Autodiscovery is the preferred method
2547		- $href = $this->_link_rel_feeds();
	1979	+ function unsubscribe ($method, $args) {
	1980	+ $ret = $this->validate($args);
	1981	+ if (is_array($ret)) : // Success
	1982	+ // The remaining params are feed URLs
	1983	+ foreach ($args as $arg) :
	1984	+ $link_id = FeedWordPress::find_link($arg);
2548	1985
2549		- // ... but we'll also take the little orange buttons
2550		- $href = array_merge($href, $this->_a_href_feeds(TRUE));
	1986	+ if (!$link_id) :
	1987	+ $link_id = FeedWordPress::find_link($arg, 'link_url');
	1988	+ endif;
2551	1989
2552		- // If all that failed, look harder
2553		- if (count($href) == 0) $href = $this->_a_href_feeds(FALSE);
2554		-
2555		- // Verify feeds and resolve relative URIs
2556		- foreach ($href as $u) {
2557		- $the_uri = Relative_URI::resolve($u, $this->uri);
2558		- if ($this->verify) {
2559		- $feed =& new FeedFinder($the_uri);
2560		- if ($feed->is_feed()) $ret[] = $the_uri;
2561		- $feed = NULL;
2562		- } else {
2563		- $ret[] = $the_uri;
2564		- }
2565		- } /* foreach */
2566		- } /* if */
2567		- } /* if */
2568		- return array_unique($ret);
2569		- } /* FeedFinder::find () */
2570		-
2571		- function data ($uri = NULL) {
2572		- $this->_get($uri);
2573		- return $this->_data;
2574		- }
2575		-
2576		- function error () {
2577		- return $this->_error;
2578		- }
2579		-
2580		- function is_feed ($uri = NULL) {
2581		- $data = $this->data($uri);
2582		-
2583		- return (
2584		- preg_match (
2585		- "\007(".implode('|',$this->_feed_markers).")\007i",
2586		- $data
2587		- ) and !preg_match (
2588		- "\007(".implode('|',$this->_html_markers).")\007i",
2589		- $data
2590		- )
2591		- );
2592		- } /* FeedFinder::is_feed () */
2593		-
2594		- # --- Private methods ---
2595		- function _get ($uri = NULL) {
2596		- if ($uri) $this->uri = $uri;
2597		-
2598		- // Is the result not yet cached?
2599		- if ($this->_cache_uri !== $this->uri) :
2600		- $headers['Connection'] = 'close';
2601		- $headers['Accept'] = 'application/atom+xml application/rdf+xml application/rss+xml application/xml text/html */*';
2602		- $headers['User-Agent'] = 'feedfinder/1.2 (compatible; PHP FeedFinder) +http://projects.radgeek.com/feedwordpress';
2603		-
2604		- // Use function provided by MagpieRSS package
2605		- $client = _fetch_remote_file($this->uri, $headers);
2606		- if (isset($client->error)) :
2607		- $this->_error = $client->error;
2608		- else :
2609		- $this->_error = NULL;
2610		- endif;
2611		- $this->_data = $client->results;
2612		-
2613		- // Kilroy was here
2614		- $this->_cache_uri = $this->uri;
	1990	+ if ($link_id) :
	1991	+ $link = new SyndicatedLink($link_id);
	1992	+
	1993	+ $link->{$method}();
	1994	+ $ret[] = array(
	1995	+ 'deactivated',
	1996	+ $arg,
	1997	+ );
	1998	+ else :
	1999	+ $ret[] = array(
	2000	+ 'error',
	2001	+ $arg,
	2002	+ );
	2003	+ endif;
	2004	+ endforeach;
2615	2005	endif;
2616		- } /* FeedFinder::_get () */
2617		-
2618		- function _link_rel_feeds () {
2619		- $links = $this->_tags('link');
2620		- $link_count = count($links);
2621		-
2622		- // now figure out which one points to the RSS file
2623		- $href = array ();
2624		- for ($n=0; $n<$link_count; $n++) {
2625		- if (strtolower($links[$n]['rel']) == 'alternate') {
2626		- if (in_array(strtolower($links[$n]['type']), $this->_feed_types)) {
2627		- $href[] = $links[$n]['href'];
2628		- } /* if */
2629		- } /* if */
2630		- } /* for */
2631		- return $href;
2632		- }
2633		-
2634		- function _a_href_feeds ($obvious = TRUE) {
2635		- $pattern = ($obvious ? $this->_obvious_feed_url : $this->_maybe_feed_url);
2636		-
2637		- $links = $this->_tags('a');
2638		- $link_count = count($links);
2639		-
2640		- // now figure out which one points to the RSS file
2641		- $href = array ();
2642		- for ($n=0; $n<$link_count; $n++) {
2643		- if (preg_match("\007(".implode('|',$pattern).")\007i", $links[$n]['href'])) {
2644		- $href[] = $links[$n]['href'];
2645		- } /* if */
2646		- } /* for */
2647		- return $href;
2648		- }
2649		-
2650		- function _tags ($tag) {
2651		- $html = $this->data();
2652		-
2653		- // search through the HTML, save all <link> tags
2654		- // and store each link's attributes in an associative array
2655		- preg_match_all('/<'.$tag.'\s+(.*?)\s*\/?>/si', $html, $matches);
2656		- $links = $matches[1];
2657		- $ret = array();
2658		- $link_count = count($links);
2659		- for ($n=0; $n<$link_count; $n++) {
2660		- $attributes = preg_split('/\s+/s', $links[$n]);
2661		- foreach($attributes as $attribute) {
2662		- $att = preg_split('/\s*=\s*/s', $attribute, 2);
2663		- if (isset($att[1])) {
2664		- $att[1] = preg_replace('/([\'"]?)(.*)\1/', '$2', $att[1]);
2665		- $final_link[strtolower($att[0])] = $att[1];
2666		- } /* if */
2667		- } /* foreach */
2668		- $ret[$n] = $final_link;
2669		- } /* for */
2670	2006	return $ret;
2671		- }
2672		-} /* class FeedFinder */
2673		-
2674		-# Relative URI static class: PHP class for resolving relative URLs
2675		-#
2676		-# This class is derived (under the terms of the GPL) from URL Class 0.3 by
2677		-# Keyvan Minoukadeh <keyvan@k1m.com>, which is great but more than we need
2678		-# for FeedWordPress's purposes. The class has been stripped down to a single
2679		-# public method: Relative_URI::resolve($url, $base), which resolves the URI in
2680		-# $url relative to the URI in $base
2681		-#
2682		-# The upgraded MagpieRSS also uses this class. So if we have it loaded
2683		-# in, don't load it again.
2684		-if (!class_exists('Relative_URI')) {
2685		-
2686		- class Relative_URI
2687		- {
2688		- // Resolve relative URI in $url against the base URI in $base. If $base
2689		- // is not supplied, then we use the REQUEST_URI of this script.
2690		- //
2691		- // I'm hoping this method reflects RFC 2396 Section 5.2
2692		- function resolve ($url, $base = NULL)
2693		- {
2694		- if (is_null($base)):
2695		- $base = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
2696		- endif;
	2007	+ } /* FeedWordPress::unsubscribe () */
2697	2008
2698		- $base = Relative_URI::_encode(trim($base));
2699		- $uri_parts = Relative_URI::_parse_url($base);
	2009	+ function deactivate ($args) {
	2010	+ return $this->unsubscribe('deactivate', $args);
	2011	+ } /* FeedWordPressRPC::deactivate () */
2700	2012
2701		- $url = Relative_URI::_encode(trim($url));
2702		- $parts = Relative_URI::_parse_url($url);
	2013	+ function delete ($args) {
	2014	+ return $this->unsubscribe('delete', $args);
	2015	+ } /* FeedWordPressRPC::delete () */
2703	2016
2704		- $uri_parts['fragment'] = (isset($parts['fragment']) ? $parts['fragment'] : null);
2705		- $uri_parts['query'] = (isset($parts['query']) ? $parts['query'] : null);
2706		-
2707		- // if path is empty, and scheme, host, and query are undefined,
2708		- // the URL is referring the base URL
2709		-
2710		- if (($parts['path'] == '') && !isset($parts['scheme']) && !isset($parts['host']) && !isset($parts['query'])) {
2711		- // If the URI is empty or only a fragment, return the base URI
2712		- return $base . (isset($parts['fragment']) ? '#'.$parts['fragment'] : '');
2713		- } elseif (isset($parts['scheme'])) {
2714		- // If the scheme is set, then the URI is absolute.
2715		- return $url;
2716		- } elseif (isset($parts['host'])) {
2717		- $uri_parts['host'] = $parts['host'];
2718		- $uri_parts['path'] = $parts['path'];
2719		- } else {
2720		- // We have a relative path but not a host.
2721		-
2722		- // start ugly fix:
2723		- // prepend slash to path if base host is set, base path is not set, and url path is not absolute
2724		- if ($uri_parts['host'] && ($uri_parts['path'] == '')
2725		- && (strlen($parts['path']) > 0)
2726		- && (substr($parts['path'], 0, 1) != '/')) {
2727		- $parts['path'] = '/'.$parts['path'];
2728		- } // end ugly fix
2729		-
2730		- if (substr($parts['path'], 0, 1) == '/') {
2731		- $uri_parts['path'] = $parts['path'];
2732		- } else {
2733		- // copy base path excluding any characters after the last (right-most) slash character
2734		- $buffer = substr($uri_parts['path'], 0, (int)strrpos($uri_parts['path'], '/')+1);
2735		- // append relative path
2736		- $buffer .= $parts['path'];
2737		- // remove "./" where "." is a complete path segment.
2738		- $buffer = str_replace('/./', '/', $buffer);
2739		- if (substr($buffer, 0, 2) == './') {
2740		- $buffer = substr($buffer, 2);
2741		- }
2742		- // if buffer ends with "." as a complete path segment, remove it
2743		- if (substr($buffer, -2) == '/.') {
2744		- $buffer = substr($buffer, 0, -1);
2745		- }
2746		- // remove "<segment>/../" where <segment> is a complete path segment not equal to ".."
2747		- $search_finished = false;
2748		- $segment = explode('/', $buffer);
2749		- while (!$search_finished) {
2750		- for ($x=0; $x+1 < count($segment);) {
2751		- if (($segment[$x] != '') && ($segment[$x] != '..') && ($segment[$x+1] == '..')) {
2752		- if ($x+2 == count($segment)) $segment[] = '';
2753		- unset($segment[$x], $segment[$x+1]);
2754		- $segment = array_values($segment);
2755		- continue 2;
2756		- } else {
2757		- $x++;
2758		- }
2759		- }
2760		- $search_finished = true;
2761		- }
2762		- $buffer = (count($segment) == 1) ? '/' : implode('/', $segment);
2763		- $uri_parts['path'] = $buffer;
2764		-
2765		- }
2766		- }
2767		-
2768		- // If we've gotten to this point, we can try to put the pieces
2769		- // back together.
2770		- $ret = '';
2771		- if (isset($uri_parts['scheme'])) $ret .= $uri_parts['scheme'].':';
2772		- if (isset($uri_parts['user'])) {
2773		- $ret .= $uri_parts['user'];
2774		- if (isset($uri_parts['pass'])) $ret .= ':'.$uri_parts['parts'];
2775		- $ret .= '@';
2776		- }
2777		- if (isset($uri_parts['host'])) {
2778		- $ret .= '//'.$uri_parts['host'];
2779		- if (isset($uri_parts['port'])) $ret .= ':'.$uri_parts['port'];
2780		- }
2781		- $ret .= $uri_parts['path'];
2782		- if (isset($uri_parts['query'])) $ret .= '?'.$uri_parts['query'];
2783		- if (isset($uri_parts['fragment'])) $ret .= '#'.$uri_parts['fragment'];
2784		-
2785		- return $ret;
2786		- }
2787		-
2788		- /**
2789		- * Parse URL
2790		- *
2791		- * Regular expression grabbed from RFC 2396 Appendix B.
2792		- * This is a replacement for PHPs builtin parse_url().
2793		- * @param string $url
2794		- * @access private
2795		- * @return array
2796		- */
2797		- function _parse_url($url)
2798		- {
2799		- // I'm using this pattern instead of parse_url() as there's a few strings where parse_url()
2800		- // generates a warning.
2801		- if (preg_match('!^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?!', $url, $match)) {
2802		- $parts = array();
2803		- if ($match[1] != '') $parts['scheme'] = $match[2];
2804		- if ($match[3] != '') $parts['auth'] = $match[4];
2805		- // parse auth
2806		- if (isset($parts['auth'])) {
2807		- // store user info
2808		- if (($at_pos = strpos($parts['auth'], '@')) !== false) {
2809		- $userinfo = explode(':', substr($parts['auth'], 0, $at_pos), 2);
2810		- $parts['user'] = $userinfo[0];
2811		- if (isset($userinfo[1])) $parts['pass'] = $userinfo[1];
2812		- $parts['auth'] = substr($parts['auth'], $at_pos+1);
2813		- }
2814		- // get port number
2815		- if ($port_pos = strrpos($parts['auth'], ':')) {
2816		- $parts['host'] = substr($parts['auth'], 0, $port_pos);
2817		- $parts['port'] = (int)substr($parts['auth'], $port_pos+1);
2818		- if ($parts['port'] < 1) $parts['port'] = null;
2819		- } else {
2820		- $parts['host'] = $parts['auth'];
2821		- }
2822		- }
2823		- unset($parts['auth']);
2824		- $parts['path'] = $match[5];
2825		- if (isset($match[6]) && ($match[6] != '')) $parts['query'] = $match[7];
2826		- if (isset($match[8]) && ($match[8] != '')) $parts['fragment'] = $match[9];
2827		- return $parts;
2828		- }
2829		- // shouldn't reach here
2830		- return array('path'=>'');
2831		- }
2832		-
2833		- function _encode($string)
2834		- {
2835		- static $replace = array();
2836		- if (!count($replace)) {
2837		- $find = array(32, 34, 60, 62, 123, 124, 125, 91, 92, 93, 94, 96, 127);
2838		- $find = array_merge(range(0, 31), $find);
2839		- $find = array_map('chr', $find);
2840		- foreach ($find as $char) {
2841		- $replace[$char] = '%'.bin2hex($char);
2842		- }
2843		- }
2844		- // escape control characters and a few other characters
2845		- $encoded = strtr($string, $replace);
2846		- // remove any character outside the hex range: 21 - 7E (see www.asciitable.com)
2847		- return preg_replace('/[^\x21-\x7e]/', '', $encoded);
2848		- }
2849		- } // class Relative_URI
2850		-}
	2017	+ function nuke ($args) {
	2018	+ return $this->unsubscribe('nuke', $args);
	2019	+ } /* FeedWordPressRPC::nuke () */
	2020	+} /* class FeedWordPressRPC */
2851	2021
2852	2022	// take your best guess at the realname and e-mail, given a string
2853	2023	define('FWP_REGEX_EMAIL_ADDY', '([^@"(<\s]+@[^"@(<\s]+\.[^"@(<\s]+)');
2854	2024	define('FWP_REGEX_EMAIL_NAME', '("([^"]*)"|([^"<(]+\S))');