← All changes | feedwordpress.php +1407 -2018 2008.1101 → 2010.0903 View file →

		@@ -1,38 +1,60 @@
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: 2008.1101
	6	+Version: 2010.0903
7	7	Author: Charles Johnson
8	8	Author URI: http://radgeek.com/
9	9	License: GPL
10		-Last modified: 2008-11-01 1:13pm PDT
11	10	*/
12	11
	12	+/**
	13	+ * @package FeedWordPress
	14	+ * @version 2010.0903
	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		-# INSTALLATION: see README.text or <http://projects.radgeek.com/install>
	24	+# INSTALLATION: see readme.txt or <http://projects.radgeek.com/install>
20	25	#
21	26	# USAGE: once FeedWordPress is installed, you manage just about everything from
22		-# the WordPress Dashboard, under Options --> Syndication or Links --> Syndicated
23		-# To ensure that fresh content is added as it becomes available, get your
24		-# contributors to put your XML-RPC URI (if WordPress is installed at
	27	+# the WordPress Dashboard, under the Syndication menu. To ensure that fresh
	28	+# content is added as it becomes available, you can convince your contributors
	29	+# to put your XML-RPC URI (if WordPress is installed at
25	30	# <http://www.zyx.com/blog>, XML-RPC requests should be sent to
26		-# <http://www.zyx.com/blog/xmlrpc.php>), or see `update-feeds.php`
	31	+# <http://www.zyx.com/blog/xmlrpc.php>), or update manually under the
	32	+# Syndication menu, or set up automatic updates under Syndication --> Settings,
	33	+# or use a cron job.
27	34
28	35	# -- Don't change these unless you know what you're doing...
29	36
30		-define ('FEEDWORDPRESS_VERSION', '2008.1101');
	37	+define ('FEEDWORDPRESS_VERSION', '2010.0903');
31	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
32	45	define ('DEFAULT_SYNDICATION_CATEGORY', 'Contributors');
	46	+define ('DEFAULT_UPDATE_PERIOD', 60); // value in minutes
33	47
34		-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);
35	57
36	58	define ('FEEDWORDPRESS_CAT_SEPARATOR_PATTERN', '/[:\n]/');
37	59	define ('FEEDWORDPRESS_CAT_SEPARATOR', "\n");
38	60
		@@ -39,19 +61,24 @@
39	61	define ('FEEDVALIDATOR_URI', 'http://feedvalidator.org/check.cgi');
40	62
41	63	define ('FEEDWORDPRESS_FRESHNESS_INTERVAL', 10*60); // Every ten minutes
42	64
	65	+define ('FWP_SCHEMA_HAS_USERMETA', 2966);
	66	+define ('FWP_SCHEMA_USES_ARGS_TAXONOMY', 12694); // Revision # for using $args['taxonomy'] to get link categories
43	67	define ('FWP_SCHEMA_20', 3308); // Database schema # for WP 2.0
44	68	define ('FWP_SCHEMA_21', 4772); // Database schema # for WP 2.1
45	69	define ('FWP_SCHEMA_23', 5495); // Database schema # for WP 2.3
46	70	define ('FWP_SCHEMA_25', 7558); // Database schema # for WP 2.5
47	71	define ('FWP_SCHEMA_26', 8201); // Database schema # for WP 2.6
	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
48	76
49	77	if (FEEDWORDPRESS_DEBUG) :
50	78	// Help us to pick out errors, if any.
51	79	ini_set('error_reporting', E_ALL & ~E_NOTICE);
52	80	ini_set('display_errors', true);
53		- define('MAGPIE_DEBUG', true);
54	81
55	82	// When testing we don't want cache issues to interfere. But this is
56	83	// a VERY BAD SETTING for a production server. Webmasters will eat your
57	84	// face for breakfast if you use it, and the baby Jesus will cry. So
		@@ -56,37 +83,40 @@
56	83	// a VERY BAD SETTING for a production server. Webmasters will eat your
57	84	// face for breakfast if you use it, and the baby Jesus will cry. So
58	85	// make sure FEEDWORDPRESS_DEBUG is FALSE for any site that will be
59	86	// used for more than testing purposes!
60		- define('MAGPIE_CACHE_AGE', 1);
	87	+ define('FEEDWORDPRESS_CACHE_AGE', 1);
	88	+ define('FEEDWORDPRESS_CACHE_LIFETIME', 1);
	89	+ define('FEEDWORDPRESS_FETCH_TIME_OUT', 60);
61	90	else :
62		- 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);
63	96	endif;
64	97
65		-// Note that the rss-functions.php that comes prepackaged with WordPress is
66		-// old & busted. For the new hotness, drop a copy of rss.php from
67		-// 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'));
68	100
69		-if (is_readable(ABSPATH . WPINC . '/rss.php')) :
70		- require_once (ABSPATH . WPINC . '/rss.php');
71		-else :
72		- 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');
73	105	endif;
	106	+require_once(ABSPATH . WPINC . '/class-feed.php');
74	107
75		-if (isset($wp_db_version)) :
76		- if ($wp_db_version >= FWP_SCHEMA_23) :
77		- require_once (ABSPATH . WPINC . '/registration.php'); // for wp_insert_user
78		- elseif ($wp_db_version >= FWP_SCHEMA_21) : // WordPress 2.1 and 2.2, but not 2.3
79		- require_once (ABSPATH . WPINC . '/registration.php'); // for wp_insert_user
80		- require_once (ABSPATH . 'wp-admin/admin-db.php'); // for wp_insert_category
81		- elseif ($wp_db_version >= FWP_SCHEMA_20) : // WordPress 2.0
82		- require_once (ABSPATH . WPINC . '/registration-functions.php'); // for wp_insert_user
83		- require_once (ABSPATH . 'wp-admin/admin-db.php'); // for wp_insert_category
84		- endif;
85		-endif;
	108	+require_once (ABSPATH . WPINC . '/registration.php'); // for wp_insert_user
86	109
	110	+require_once(dirname(__FILE__) . '/admin-ui.php');
	111	+require_once(dirname(__FILE__) . '/feedwordpresssyndicationpage.class.php');
87	112	require_once(dirname(__FILE__) . '/compatability.php'); // LEGACY API: Replicate or mock up functions for legacy support purposes
88	113
	114	+require_once(dirname(__FILE__) . '/syndicatedpost.class.php');
	115	+require_once(dirname(__FILE__) . '/syndicatedlink.class.php');
	116	+require_once(dirname(__FILE__) . '/feedwordpresshtml.class.php');
	117	+require_once(dirname(__FILE__) . '/feedwordpress-content-type-sniffer.class.php');
	118	+
89	119	// Magic quotes are just about the stupidest thing ever.
90	120	if (is_array($_POST)) :
91	121	$fwp_post = stripslashes_deep($_POST);
92	122	endif;
		@@ -92,9 +122,9 @@
92	122	endif;
93	123
94	124	// Get the path relative to the plugins directory in which FWP is stored
95	125	preg_match (
96		- '|/wp-content/plugins/(.+)$|',
	126	+ '|'.preg_quote(WP_PLUGIN_DIR).'/(.+)$|',
97	127	dirname(__FILE__),
98	128	$ref
99	129	);
100	130
		@@ -105,27 +135,21 @@
105	135	endif;
106	136
107	137	// If this is a FeedWordPress admin page, queue up scripts for AJAX functions that FWP uses
108	138	// If it is a display page or a non-FeedWordPress admin page, don't.
109		-if (is_admin() and isset($_REQUEST['page']) and preg_match("|^{$fwp_path}/|", $_REQUEST['page'])) :
110		- if (function_exists('wp_enqueue_script')) :
111		- if (isset($wp_db_version) and $wp_db_version >= FWP_SCHEMA_25) :
112		- wp_enqueue_script('post'); // for magic tag and category boxes
113		- wp_enqueue_script('thickbox'); // for fold-up boxes
114		- wp_enqueue_script('admin-forms'); // for checkbox selection
115		- else :
116		- wp_enqueue_script( 'ajaxcat' ); // Provides the handy-dandy new category text box
117		- endif;
118		- endif;
119		- if (function_exists('wp_enqueue_style')) :
120		- if (fwp_test_wp_version(FWP_SCHEMA_25)) :
121		- wp_enqueue_style('dashboard');
122		- endif;
123		- endif;
	139	+wp_register_style('feedwordpress-elements', WP_PLUGIN_URL.'/'.$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	+
124	150	if (function_exists('wp_admin_css')) :
125		- if (fwp_test_wp_version(FWP_SCHEMA_25)) :
126		- wp_admin_css('css/dashboard');
127		- endif;
	151	+ wp_admin_css('css/dashboard');
128	152	endif;
129	153	endif;
130	154
131	155	if (!FeedWordPress::needs_upgrade()) : // only work if the conditions are safe!
		@@ -148,10 +172,17 @@
148	172
149	173	add_action('atom_entry', 'feedwordpress_item_feed_data');
150	174
151	175	# Filter in original permalinks if the user wants that
152		- add_filter('post_link', 'syndication_permalink', 1);
	176	+ add_filter('post_link', 'syndication_permalink', /*priority=*/ 1, /*arguments=*/ 3);
153	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	+
154	185	# WTF? By default, wp_insert_link runs incoming link_url and link_rss
155	186	# URIs through default filters that include `wp_kses()`. But `wp_kses()`
156	187	# just happens to escape any occurrence of & to &amp; -- which just
157	188	# happens to fuck up any URI with a & to separate GET parameters.
		@@ -159,12 +190,18 @@
159	190	remove_filter('pre_link_url', 'wp_filter_kses');
160	191
161	192	# Admin menu
162	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'));
163	200
164	201	# Inbound XML-RPC update methods
165		- add_filter('xmlrpc_methods', 'feedwordpress_xmlrpc_hook');
166		-
	202	+ $feedwordpressRPC = new FeedWordPressRPC;
	203	+
167	204	# Outbound XML-RPC ping reform
168	205	remove_action('publish_post', 'generic_ping'); // WP 1.5.x
169	206	remove_action('do_pings', 'do_all_pings', 10, 1); // WP 2.1, 2.2
170	207	remove_action('publish_post', '_publish_post_hook', 5, 1); // WP 2.3
		@@ -173,22 +210,27 @@
173	210	add_action('do_pings', 'fwp_do_pings', 10, 1);
174	211	add_action('feedwordpress_update', 'fwp_hold_pings');
175	212	add_action('feedwordpress_update_complete', 'fwp_release_pings');
176	213
177		- # Hook in logging functions only if the logging option is ON
178		- $update_logging = get_option('feedwordpress_update_logging');
179		- if ($update_logging == 'yes') :
180		- add_action('post_syndicated_item', 'log_feedwordpress_post', 100);
181		- add_action('update_syndicated_item', 'log_feedwordpress_update_post', 100);
182		- add_action('feedwordpress_update', 'log_feedwordpress_update_feeds', 100);
183		- add_action('feedwordpress_check_feed', 'log_feedwordpress_check_feed', 100);
184		- 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	+ $autoUpdateHook = 'shutdown';
185	225	endif;
186		-
187		- # Cron-less auto-update. Hooray!
188		- add_action('init', 'feedwordpress_auto_update');
189		-
	226	+ add_action($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	+
190	231	# Default sanitizers
	232	+ add_filter('syndicated_item_content', array('SyndicatedPost', 'resolve_relative_uris'), 0, 2);
191	233	add_filter('syndicated_item_content', array('SyndicatedPost', 'sanitize_content'), 0, 2);
192	234
193	235	else :
194	236	# Hook in the menus, which will just point to the upgrade interface
		@@ -194,111 +236,256 @@
194	236	# Hook in the menus, which will just point to the upgrade interface
195	237	add_action('admin_menu', 'fwp_add_pages');
196	238	endif; // if (!FeedWordPress::needs_upgrade())
197	239
198		-function feedwordpress_auto_update () {
199		- if (FeedWordPress::stale()) :
200		- $feedwordpress =& new FeedWordPress;
201		- $feedwordpress->update();
202		- endif;
203		-
204		- if (FeedWordPress::update_requested()) :
205		- exit;
206		- endif;
207		-} /* feedwordpress_auto_update () */
208		-
209	240	################################################################################
210	241	## LOGGING FUNCTIONS: log status updates to error_log if you want it ###########
211	242	################################################################################
212	243
213		-function log_feedwordpress_post ($id) {
214		- $post = wp_get_single_post($id);
215		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] posted "
216		- ."'{$post->post_title}' ({$post->post_date})");
217		-}
	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'], $error['ts']
	264	+ );
	265	+ endif;
	266	+ endforeach;
	267	+ }
218	268
219		-function log_feedwordpress_update_post ($id) {
220		- $post = wp_get_single_post($id);
221		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] updated "
222		- ."'{$post->post_title}' ({$post->post_date})"
223		- ." (as of {$post->post_modified})");
224		-}
	269	+ function admin_emails ($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 $recipients;
	281	+ }
	282	+} /* class FeedWordPressDiagnostic */
225	283
226		-function log_feedwordpress_update_feeds ($uri) {
227		- 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} ${magnitude}";
228	293	}
229	294
230		-function log_feedwordpress_check_feed ($feed) {
231		- $uri = $feed['link/uri']; $name = $feed['link/name'];
232		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] Examining $name <$uri>");
233		-}
	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() */
234	305
235		-function log_feedwordpress_update_complete ($delta) {
236		- $mesg = array();
237		- if (isset($delta['new'])) $mesg[] = 'added '.$delta['new'].' new posts';
238		- if (isset($delta['updated'])) $mesg[] = 'updated '.$delta['updated'].' existing posts';
239		- if (empty($mesg)) $mesg[] = 'nothing changed';
240		-
241		- error_log("[".date('Y-m-d H:i:s')."][feedwordpress] "
242		- .(is_null($delta) ? "Error: I don't syndicate that URI"
243		- : implode(' and ', $mesg)));
244		-}
245		-
246	306	################################################################################
247	307	## TEMPLATE API: functions to make your templates syndication-aware ############
248	308	################################################################################
249	309
250		-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($id)) > 0);
	321	+} /* function is_syndicated() */
251	322
252		-function the_syndication_source_link () { echo get_syndication_source_link(); }
253		-function get_syndication_source_link () { list($n) = get_post_custom_values('syndication_source_uri'); return $n; }
	323	+function feedwordpress_display_url ($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'])?'?'.$bits['query']:'');
254	337
255		-function get_syndication_source () { list($n) = get_post_custom_values('syndication_source'); return $n; }
256		-function the_syndication_source () { echo get_syndication_source(); }
	338	+ if (strlen($url) > ($before+$after)) :
	339	+ $url = substr($url, 0, $before).'…'.substr($url, 0 - $after, $after);
	340	+ endif;
257	341
258		-function get_syndication_feed () { list($u) = get_post_custom_values('syndication_feed'); return $u; }
259		-function the_syndication_feed () { echo get_syndication_feed (); }
	342	+ return $url;
	343	+} /* feedwordpress_display_url () */
260	344
261		-function get_syndication_feed_id () { list($u) = get_post_custom_values('syndication_feed_id'); return $u; }
262		-function the_syndication_feed_id () { echo get_syndication_feed_id(); }
	345	+function get_syndication_source_property ($original, $id, $local, $remote = NULL) {
	346	+ $ret = NULL;
	347	+ if (is_null($original)) :
	348	+ $original = FeedWordPress::use_aggregator_source_data();
	349	+ endif;
	350	+
	351	+ if (is_null($remote)) :
	352	+ $remote = $local . '_original';
	353	+ endif;
	354	+
	355	+ $vals = ($original ? get_post_custom_values($remote, $id) : array());
	356	+ if (count($vals) < 1) :
	357	+ $vals = get_post_custom_values($local, $id);
	358	+ endif;
	359	+
	360	+ if (count($vals) > 0) :
	361	+ $ret = $vals[0];
	362	+ endif;
	363	+ return $ret;
	364	+} /* function get_syndication_source_property () */
263	365
	366	+function the_syndication_source_link ($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, $id, 'syndication_source_uri');
	369	+} /* function get_syndication_source_link() */
	370	+
	371	+function the_syndication_source ($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());
	376	+ endif;
	377	+ return $ret;
	378	+} /* function get_syndication_source() */
	379	+
	380	+function the_syndication_feed ($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, $id, 'syndication_feed');
	383	+} /* function get_syndication_feed() */
	384	+
	385	+function the_syndication_feed_guid ($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();
	390	+ endif;
	391	+ return $ret;
	392	+} /* function get_syndication_feed_guid () */
	393	+
	394	+function get_syndication_feed_id ($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); }
	396	+
264	397	$feedwordpress_linkcache = array (); // only load links from database once
	398	+function get_syndication_feed_object ($id = NULL) {
	399	+ global $feedwordpress_linkcache;
265	400
266		-function get_feed_meta ($key) {
267		- global $wpdb, $feedwordpress_linkcache;
268		- $feed_id = get_syndication_feed_id();
	401	+ $link = NULL;
269	402
270		- $ret = NULL;
	403	+ $feed_id = get_syndication_feed_id($id);
271	404	if (strlen($feed_id) > 0):
272	405	if (isset($feedwordpress_linkcache[$feed_id])) :
273	406	$link = $feedwordpress_linkcache[$feed_id];
274	407	else :
275		- $link =& new SyndicatedLink($feed_id);
	408	+ $link = new SyndicatedLink($feed_id);
276	409	$feedwordpress_linkcache[$feed_id] = $link;
277	410	endif;
	411	+ endif;
	412	+ return $link;
	413	+}
278	414
	415	+function get_feed_meta ($key, $id = NULL) {
	416	+ $ret = NULL;
	417	+
	418	+ $link = get_syndication_feed_object($id);
	419	+ if (is_object($link) and isset($link->settings[$key])) :
279	420	$ret = $link->settings[$key];
280	421	endif;
281	422	return $ret;
282	423	} /* get_feed_meta() */
283	424
284		-function get_syndication_permalink () {
285		- list($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 $u;
286	427	}
287		-function the_syndication_permalink () {
288		- echo get_syndication_permalink();
	428	+function the_syndication_permalink ($id = NULL) {
	429	+ echo get_syndication_permalink($id);
289	430	}
290	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	+
291	473	################################################################################
292	474	## FILTERS: syndication-aware handling of post data for templates and feeds ####
293	475	################################################################################
294	476
295	477	$feedwordpress_the_syndicated_content = NULL;
	478	+$feedwordpress_the_original_permalink = NULL;
296	479
297	480	function feedwordpress_preserve_syndicated_content ($text) {
298	481	global $feedwordpress_the_syndicated_content;
299	482
300		- 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 ) :
301	488	$feedwordpress_the_syndicated_content = $text;
302	489	else :
303	490	$feedwordpress_the_syndicated_content = NULL;
304	491	endif;
		@@ -319,16 +506,16 @@
319	506	// In a post context....
320	507	if (is_syndicated()) :
321	508	?>
322	509	<source>
323		- <title><?php the_syndication_source(); ?></title>
324		- <link rel="alternate" type="text/html" href="<?php the_syndication_source_link(); ?>" />
325		- <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()); ?>" />
326	513	<?php
327		- $id = get_feed_meta('feed/id');
	514	+ $id = get_syndication_feed_guid();
328	515	if (strlen($id) > 0) :
329	516	?>
330		- <id><?php print $id; ?></id>
	517	+ <id><?php print htmlspecialchars($id); ?></id>
331	518	<?php
332	519	endif;
333	520	$updated = get_feed_meta('feed/updated');
334	521	if (strlen($updated) > 0) : ?>
		@@ -340,30 +527,189 @@
340	527	<?php
341	528	endif;
342	529	}
343	530
344		-function syndication_permalink ($permalink = '') {
345		- if (get_option('feedwordpress_munge_permalink') != 'no'):
346		- $uri = get_syndication_permalink();
347		- return ((strlen($uri) > 0) ? $uri : $permalink);
348		- else:
349		- 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;
350	567	endif;
351		-} // function syndication_permalink ()
352	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	+
353	668	################################################################################
354	669	## ADMIN MENU ADD-ONS: register Dashboard management pages #####################
355	670	################################################################################
356	671
357	672	function fwp_add_pages () {
358		- global $fwp_capability;
359	673	global $fwp_path;
360	674
361		- add_menu_page('Syndicated Sites', 'Syndication', $fwp_capability['manage_links'], $fwp_path.'/syndication.php');
362		- add_submenu_page($fwp_path.'/syndication.php', 'Syndication Options', 'Options', $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
363		- add_options_page('Syndication Options', 'Syndication', $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
364		-} // function fwp_add_pages () */
	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', $fwp_path.'/diagnostics-page.php');
	688	+} /* function fwp_add_pages () */
365	689
	690	+function fwp_check_debug () {
	691	+ // This is a horrible fucking kludge that I have to do because the
	692	+ // admin notice code is triggered before the code that updates the
	693	+ // setting.
	694	+ if (isset($_POST['feedwordpress_debug'])) :
	695	+ $feedwordpress_debug = $_POST['feedwordpress_debug'];
	696	+ else :
	697	+ $feedwordpress_debug = get_option('feedwordpress_debug');
	698	+ endif;
	699	+ if ($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 () */
	711	+
366	712	################################################################################
367	713	## fwp_hold_pings() and fwp_release_pings(): Outbound XML-RPC ping reform ####
368	714	## ... 'coz it's rude to send 500 pings the first time your aggregator runs ####
369	715	################################################################################
		@@ -419,8 +765,67 @@
419	765	endif;
420	766	endif;
421	767	}
422	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	+
423	828	################################################################################
424	829	## class FeedWordPress #########################################################
425	830	################################################################################
426	831
		@@ -464,9 +869,9 @@
464	869	function FeedWordPress () {
465	870	$this->feeds = array ();
466	871	$links = FeedWordPress::syndicated_links();
467	872	if ($links): foreach ($links as $link):
468		- $this->feeds[] =& new SyndicatedLink($link);
	873	+ $this->feeds[] = new SyndicatedLink($link);
469	874	endforeach; endif;
470	875	} // FeedWordPress::FeedWordPress ()
471	876
472	877	# function update (): polls for updates on one or more Contributor feeds
		@@ -517,9 +922,9 @@
517	922	#
518	923	# * Updates to existing posts since the last poll are mirrored in the
519	924	# WordPress store.
520	925	#
521		- function update ($uri = null) {
	926	+ function update ($uri = null, $crash_ts = null) {
522	927	global $wpdb;
523	928
524	929	if (FeedWordPress::needs_upgrade()) : // Will make duplicate posts if we don't hold off
525	930	return NULL;
		@@ -524,9 +929,9 @@
524	929	if (FeedWordPress::needs_upgrade()) : // Will make duplicate posts if we don't hold off
525	930	return NULL;
526	931	endif;
527	932
528		- if (!is_null($uri)) :
	933	+ if (!is_null($uri) and $uri != '*') :
529	934	$uri = trim($uri);
530	935	else : // Update all
531	936	update_option('feedwordpress_last_update_all', time());
532	937	endif;
		@@ -532,13 +937,32 @@
532	937	endif;
533	938
534	939	do_action('feedwordpress_update', $uri);
535	940
	941	+ if (is_null($crash_ts)) :
	942	+ $crash_dt = (int) get_option('feedwordpress_update_time_limit');
	943	+ if ($crash_dt > 0) :
	944	+ $crash_ts = time() + $crash_dt;
	945	+ else :
	946	+ $crash_ts = NULL;
	947	+ endif;
	948	+ endif;
	949	+
	950	+ // Randomize order for load balancing purposes
	951	+ $feed_set = $this->feeds;
	952	+ shuffle($feed_set);
	953	+
	954	+ $feed_set = apply_filters('feedwordpress_update_feeds', $feed_set, $uri);
	955	+
536	956	// Loop through and check for new posts
537	957	$delta = NULL;
538		- foreach ($this->feeds as $feed) :
539		- $pinged_that = (is_null($uri) or in_array($uri, array($feed->uri(), $feed->homepage())));
	958	+ foreach ($feed_set as $feed) :
	959	+ if (!is_null($crash_ts) and (time() > $crash_ts)) : // Check whether we've exceeded the time limit
	960	+ break;
	961	+ endif;
540	962
	963	+ $pinged_that = (is_null($uri) or ($uri=='*') or in_array($uri, array($feed->uri(), $feed->homepage())));
	964	+
541	965	if (!is_null($uri)) : // A site-specific ping always updates
542	966	$timely = true;
543	967	else :
544	968	$timely = $feed->stale();
		@@ -543,17 +967,22 @@
543	967	else :
544	968	$timely = $feed->stale();
545	969	endif;
546	970
547		- if ($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...
548	972	$delta = array('new' => 0, 'updated' => 0); // ... don't return error condition
549	973	endif;
550	974
551	975	if ($pinged_that and $timely) :
552	976	do_action('feedwordpress_check_feed', $feed->settings);
553		- $added = $feed->poll();
554		- if (isset($added['new'])) : $delta['new'] += $added['new']; endif;
555		- if (isset($added['updated'])) : $delta['updated'] += $added['updated']; endif;
	977	+ $start_ts = time();
	978	+ $added = $feed->poll($crash_ts);
	979	+ do_action('feedwordpress_check_feed_complete', $feed->settings, $added, time() - $start_ts);
	980	+
	981	+ if (is_array($added)) : // Success
	982	+ if (isset($added['new'])) : $delta['new'] += $added['new']; endif;
	983	+ if (isset($added['updated'])) : $delta['updated'] += $added['updated']; endif;
	984	+ endif;
556	985	endif;
557	986	endforeach;
558	987
559	988	do_action('feedwordpress_update_complete', $delta);
		@@ -562,8 +991,11 @@
562	991	}
563	992
564	993	function stale () {
565	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	+
566	998	$last = get_option('feedwordpress_last_update_all');
567	999
568	1000	// If we haven't updated all yet, give it a time window
569	1001	if (false === $last) :
		@@ -582,79 +1014,240 @@
582	1014	else :
583	1015	FeedWordPress::critical_bug('FeedWordPress::stale::last', $last, __LINE__);
584	1016	endif;
585	1017
586		- // Explicit request for an update (e.g. from a cron job).
587		- elseif (FeedWordPress::update_requested()) :
588		- $ret = true;
589		-
590	1018	else :
591	1019	$ret = false;
592	1020	endif;
593	1021	return $ret;
594	1022	} // FeedWordPress::stale()
	1023	+
	1024	+ function init () {
	1025	+ $this->clear_cache_magic_url();
	1026	+ $this->update_magic_url();
	1027	+ } /* FeedWordPress::init() */
595	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 $_GET['clear_cache']
	1130	+ );
	1131	+ } /* FeedWordPress::clear_cache_requested() */
	1132	+
596	1133	function update_requested () {
597		- return (isset($_REQUEST['update_feedwordpress']) and $_REQUEST['update_feedwordpress']);
	1134	+ return (
	1135	+ isset($_REQUEST['update_feedwordpress'])
	1136	+ and $_REQUEST['update_feedwordpress']
	1137	+ );
598	1138	} // FeedWordPress::update_requested()
599	1139
600		- function syndicate_link ($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') {
601	1158	global $wpdb;
602	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) {
603	1171	// Get the category ID#
604	1172	$cat_id = FeedWordPress::link_category_id();
605	1173
606	1174	// WordPress gets cranky if there's no homepage URI
607		- if (!isset($uri) or strlen($uri)<1) : $uri = $rss; endif;
	1175	+ if (!is_string($uri) or strlen($uri)<1) : $uri = $rss; endif;
608	1176
609		- if (function_exists('wp_insert_link')) { // WordPress 2.x
610		- $link_id = wp_insert_link(array(
611		- "link_name" => $name,
612		- "link_url" => $uri,
613		- "link_category" => array($cat_id),
614		- "link_rss" => $rss
615		- ));
616		- } else { // WordPress 1.5.x
617		- $result = $wpdb->query("
618		- INSERT INTO $wpdb->links
619		- SET
620		- link_name = '".$wpdb->escape($name)."',
621		- link_url = '".$wpdb->escape($uri)."',
622		- link_category = '".$wpdb->escape($cat_id)."',
623		- link_rss = '".$wpdb->escape($rss)."'
624		- ");
625		- $link_id = $wpdb->insert_id;
626		- } // 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	+
627	1187	return $link_id;
628		- } // function FeedWordPress::syndicate_link()
	1188	+ } /* function FeedWordPress::syndicate_link() */
629	1189
630		- function on_unfamiliar ($what = 'author', $override = NULL) {
631		- $set = array(
632		- 'author' => array('create', 'default', 'filter'),
633		- 'category' => array('create', 'tag', 'default', 'filter'),
634		- );
	1190	+ /*static*/ function syndicated_status ($what, $default) {
	1191	+ $ret = get_option("feedwordpress_syndicated_{$what}_status");
	1192	+ if (!$ret) :
	1193	+ $ret = $default;
	1194	+ endif;
	1195	+ return $ret;
	1196	+ } /* FeedWordPress::syndicated_status() */
	1197	+
	1198	+ function on_unfamiliar ($what = 'author') {
	1199	+ switch ($what) :
	1200	+ case 'category' : $suffix = ':category'; break;
	1201	+ case 'post_tag' : $suffix = ':post_tag'; break;
	1202	+ default: $suffix = '';
	1203	+ endswitch;
635	1204
636		- if (is_string($override)) :
637		- $ret = strtolower($override);
	1205	+ return get_option('feedwordpress_unfamiliar_'.$what, 'create'.$suffix);
	1206	+ } // function FeedWordPress::on_unfamiliar()
	1207	+
	1208	+ function null_email_set () {
	1209	+ $base = get_option('feedwordpress_null_email_set');
	1210	+
	1211	+ if ($base===false) :
	1212	+ $ret = array('noreply@blogger.com'); // default
	1213	+ else :
	1214	+ $ret = array_map('strtolower',
	1215	+ array_map('trim', explode("\n", $base)));
638	1216	endif;
	1217	+ $ret = apply_filters('syndicated_item_author_null_email_set', $ret);
	1218	+ return $ret;
639	1219
640		- if (!is_numeric($override) and !in_array($ret, $set[$what])) :
641		- $ret = get_option('feedwordpress_unfamiliar_'.$what);
642		- if (!is_numeric($ret) and !in_array($ret, $set[$what])) :
643		- $ret = 'create';
644		- endif;
645		- endif;
	1220	+ } /* FeedWordPress::null_email_set () */
646	1221
	1222	+ function is_null_email ($email) {
	1223	+ $ret = in_array(strtolower(trim($email)), FeedWordPress::null_email_set());
	1224	+ $ret = apply_filters('syndicated_item_author_is_null_email', $ret, $email);
647	1225	return $ret;
648		- } // function FeedWordPress::on_unfamiliar()
	1226	+ } /* FeedWordPress::is_null_email () */
649	1227
650		- function syndicated_links () {
	1228	+ function use_aggregator_source_data () {
	1229	+ $ret = get_option('feedwordpress_use_aggregator_source_data');
	1230	+ return apply_filters('syndicated_post_use_aggregator_source_data', ($ret=='yes'));
	1231	+ }
	1232	+
	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()) {
651	1245	$contributors = FeedWordPress::link_category_id();
652		- if (function_exists('get_bookmarks')) :
653		- $links = get_bookmarks(array("category" => $contributors));
654		- else:
655		- $links = get_linkobjects($contributors); // deprecated as of WP 2.1
656		- endif;
	1246	+ $links = get_bookmarks(array_merge(
	1247	+ array("category" => $contributors),
	1248	+ $args
	1249	+ ));
657	1250	return $links;
658	1251	} // function FeedWordPress::syndicated_links()
659	1252
660	1253	function link_category_id () {
		@@ -661,61 +1254,31 @@
661	1254	global $wpdb, $wp_db_version;
662	1255
663	1256	$cat_id = get_option('feedwordpress_cat_id');
664	1257
665		- // If we don't yet *have* the category, we'll have to create it
666		- if ($cat_id === false) :
667		- $cat = $wpdb->escape(DEFAULT_SYNDICATION_CATEGORY);
668		-
669		- // Look for something with the right name...
670		- // -----------------------------------------
	1258	+ // If we don't yet have the category ID stored, search by name
	1259	+ if (!$cat_id) :
	1260	+ $cat_id = FeedWordPressCompatibility::link_category_id(DEFAULT_SYNDICATION_CATEGORY);
671	1261
672		- // WordPress 2.3 introduces a new taxonomy/term API
673		- if (function_exists('is_term')) :
674		- $cat_id = is_term($cat, 'link_category');
675		- // WordPress 2.1 and 2.2 use a common table for both link and post categories
676		- elseif (isset($wp_db_version) and ($wp_db_version >= FWP_SCHEMA_21 and $wp_db_version < FWP_SCHEMA_23) ) :
677		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->categories} WHERE cat_name='$cat'");
678		- // WordPress 1.5 and 2.0.x have a separate table for link categories
679		- elseif (!isset($wp_db_version) or $wp_db_version < FWP_SCHEMA_21) :
680		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->linkcategories} WHERE cat_name='$cat'");
681		- // This should never happen.
682		- else :
683		- 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', $cat_id);
684	1265	endif;
685	1266
686		- // If you still can't find anything, make it for yourself.
687		- // -------------------------------------------------------
688		- if (!$cat_id) :
689		- // WordPress 2.3+ term/taxonomy API
690		- if (function_exists('wp_insert_term')) :
691		- $term = wp_insert_term($cat, 'link_category');
692		- $cat_id = $term['term_id'];
693		- // WordPress 2.1, 2.2 category API. By the way, why the fuck is this API function only available in a wp-admin module?
694		- elseif (function_exists('wp_insert_category')) :
695		- $cat_id = wp_insert_category(array('cat_name' => $cat));
696		- // WordPress 1.5 and 2.0.x
697		- elseif (!isset($wp_db_version) or $wp_db_version < FWP_SCHEMA_21) :
698		- $result = $wpdb->query("
699		- INSERT INTO $wpdb->linkcategories
700		- SET
701		- cat_id = 0,
702		- cat_name='$cat',
703		- show_images='N',
704		- show_description='N',
705		- show_rating='N',
706		- show_updated='N',
707		- sort_order='name'
708		- ");
709		- $cat_id = $wpdb->insert_id;
710		- // This should never happen.
711		- else :
712		- FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
713		- endif;
714		- 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);
715	1276
	1277	+ // Stamp it
716	1278	update_option('feedwordpress_cat_id', $cat_id);
717	1279	endif;
	1280	+
718	1281	return $cat_id;
719	1282	} // function FeedWordPress::link_category_id()
720	1283
721	1284	# Upgrades and maintenance...
		@@ -725,12 +1288,9 @@
725	1288	$ret = false; // innocent until proven guilty
726	1289	if (!$fwp_db_version or $fwp_db_version < FEEDWORDPRESS_VERSION) :
727	1290	// This is an older version or a fresh install. Does it
728	1291	// require a database upgrade or database initialization?
729		- if ($fwp_db_version > 0.96) :
730		- // No. Just brand it with the new version.
731		- update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
732		- else :
	1292	+ if ($fwp_db_version <= 0.96) :
733	1293	// Yes. Check to see whether this is a fresh install or an upgrade.
734	1294	$syn = $wpdb->get_col("
735	1295	SELECT post_id
736	1296	FROM $wpdb->postmeta
		@@ -740,8 +1300,53 @@
740	1300	$ret = true;
741	1301	else : // fresh install; brand it as ours
742	1302	update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
743	1303	endif;
	1304	+ elseif ($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);
744	1349	endif;
745	1350	endif;
746	1351	return $ret;
747	1352	}
		@@ -751,56 +1356,14 @@
751	1356
752	1357	if (is_null($from) or $from <= 0.96) : $from = 0.96; endif;
753	1358
754	1359	switch ($from) :
755		- case 0.96: // account for changes to syndication custom values and guid
756		- 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.
757	1365
758		- $cat_id = FeedWordPress::link_category_id();
759		-
760		- // Avoid duplicates
761		- $wpdb->query("DELETE FROM `{$wpdb->postmeta}` WHERE meta_key = 'syndication_feed_id'");
762		-
763		- // Look up all the link IDs
764		- $wpdb->query("
765		- CREATE TEMPORARY TABLE tmp_custom_values
766		- SELECT
767		- NULL AS meta_id,
768		- post_id,
769		- 'syndication_feed_id' AS meta_key,
770		- link_id AS meta_value
771		- FROM `{$wpdb->postmeta}`, `{$wpdb->links}`
772		- WHERE
773		- meta_key='syndication_feed'
774		- AND meta_value=link_rss
775		- AND link_category = {$cat_id}
776		- ");
777		-
778		- // Now attach them to their posts
779		- $wpdb->query("INSERT INTO `{$wpdb->postmeta}` SELECT * FROM tmp_custom_values");
780		-
781		- // And clean up after ourselves.
782		- $wpdb->query("DROP TABLE tmp_custom_values");
783		-
784		- // Now fix the guids to avoid duplicate posts
785		- echo "<ul>";
786		- foreach ($this->feeds as $feed) :
787		- echo "<li>Fixing post meta-data for <cite>".$feed['link/name']."</cite> &#8230; "; flush();
788		- $rss = @fetch_rss($feed['link/uri']);
789		- if (is_array($rss->items)) :
790		- foreach ($rss->items as $item) :
791		- $guid = $wpdb->escape(FeedWordPress::guid($item, $feed)); // new GUID algorithm
792		- $link = $wpdb->escape($item['link']);
793		-
794		- $wpdb->query("
795		- UPDATE `{$wpdb->posts}` SET guid='{$guid}' WHERE guid='{$link}'
796		- ");
797		- endforeach;
798		- endif;
799		- echo "<strong>complete.</strong></li>\n";
800		- endforeach;
801		- echo "</ul>\n";
802		-
803	1366	// Mark the upgrade as successful.
804	1367	update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
805	1368	endswitch;
806	1369	echo "<p>Upgrade complete. FeedWordPress is now ready to use again.</p>";
		@@ -805,8 +1368,110 @@
805	1368	endswitch;
806	1369	echo "<p>Upgrade complete. FeedWordPress is now ready to use again.</p>";
807	1370	} /* FeedWordPress::upgrade_database() */
808	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	+
	1391	+ function create_guid_index () {
	1392	+ global $wpdb;
	1393	+
	1394	+ $wpdb->query("
	1395	+ CREATE INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}(guid)
	1396	+ ");
	1397	+ } /* FeedWordPress::create_guid_index () */
	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 $duration;
	1472	+ } /* FeedWordPress::cache_lifetime () */
	1473	+
809	1474	# Utility functions for handling text settings
810	1475	function negative ($f, $setting) {
811	1476	$nego = array ('n', 'no', 'f', 'false');
812	1477	return (isset($f[$setting]) and in_array(strtolower($f[$setting]), $nego));
		@@ -816,9 +1481,8 @@
816	1481	$affirmo = array ('y', 'yes', 't', 'true', 1);
817	1482	return (isset($f[$setting]) and in_array(strtolower($f[$setting]), $affirmo));
818	1483	}
819	1484
820		-
821	1485	# Internal debugging functions
822	1486	function critical_bug ($varname, $var, $line) {
823	1487	global $wp_version;
824	1488
		@@ -825,1811 +1489,536 @@
825	1489	echo '<p>There may be a bug in FeedWordPress. Please <a href="'.FEEDWORDPRESS_AUTHOR_CONTACT.'">contact the author</a> and paste the following information into your e-mail:</p>';
826	1490	echo "\n<plaintext>";
827	1491	echo "Triggered at line # ".$line."\n";
828	1492	echo "FeedWordPress version: ".FEEDWORDPRESS_VERSION."\n";
829		- echo "WordPress version: $wp_version\n";
	1493	+ echo "WordPress version: {$wp_version}\n";
830	1494	echo "PHP version: ".phpversion()."\n";
831	1495	echo "\n";
832	1496	echo $varname.": "; var_dump($var); echo "\n";
833	1497	die;
834	1498	}
835		-} // class FeedWordPress
836		-
837		-class SyndicatedPost {
838		- var $item = null;
839	1499
840		- var $link = null;
841		- var $feed = null;
842		- var $feedmeta = null;
	1500	+ function noncritical_bug ($varname, $var, $line) {
	1501	+ if (FEEDWORDPRESS_DEBUG) : // halt only when we are doing debugging
	1502	+ FeedWordPress::critical_bug($varname, $var, $line);
	1503	+ endif;
	1504	+ }
843	1505
844		- var $post = array ();
845		- 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 () */
846	1516
847		- var $_freshness = null;
848		- var $_wp_id = null;
	1517	+ function diagnostic_on ($level) {
	1518	+ $show = get_option('feedwordpress_diagnostics_show', array());
	1519	+ return (in_array($level, $show));
	1520	+ } /* FeedWordPress::diagnostic_on () */
849	1521
850		- function SyndicatedPost ($item, $link) {
851		- global $wpdb;
	1522	+ function diagnostic ($level, $out, $persist = NULL, $since = NULL, $mostRecent = NULL) {
	1523	+ global $feedwordpress_admin_footer;
852	1524
853		- $this->link = $link;
854		- $feedmeta = $link->settings;
855		- $feed = $link->magpie;
	1525	+ $output = get_option('feedwordpress_diagnostics_output', array());
	1526	+ $dlog = get_option('feedwordpress_diagnostics_log', array());
856	1527
857		- # This is ugly as all hell. I'd like to use apply_filters()'s
858		- # alleged support for a variable argument count, but this seems
859		- # to have been broken in WordPress 1.5. It'll be fixed somehow
860		- # in WP 1.5.1, but I'm aiming at WP 1.5 compatibility across
861		- # the board here.
862		- #
863		- # Cf.: <http://mosquito.wordpress.org/view.php?id=901>
864		- global $fwp_channel, $fwp_feedmeta;
865		- $fwp_channel = $feed; $fwp_feedmeta = $feedmeta;
	1528	+ $diagnostic_nesting = count(explode(":", $level));
866	1529
867		- $this->feed = $feed;
868		- $this->feedmeta = $feedmeta;
869		-
870		- $this->item = $item;
871		- $this->item = apply_filters('syndicated_item', $this->item, $this);
872		-
873		- # Filters can halt further processing by returning NULL
874		- if (is_null($this->item)) :
875		- $this->post = NULL;
876		- else :
877		- # Note that nothing is run through $wpdb->escape() here.
878		- # That's deliberate. The escaping is done at the point
879		- # of insertion, not here, to avoid double-escaping and
880		- # to avoid screwing with syndicated_post filters
881		-
882		- $this->post['post_title'] = apply_filters('syndicated_item_title', $this->item['title'], $this);
883		-
884		- // This just gives us an alphanumeric representation of
885		- // the author. We will look up (or create) the numeric
886		- // ID for the author in SyndicatedPost::add()
887		- $this->post['named']['author'] = apply_filters('syndicated_item_author', $this->author(), $this);
888		-
889		- # Identify content and sanitize it.
890		- # ---------------------------------
891		- if (isset($this->item['xhtml']['body'])) :
892		- $content = $this->item['xhtml']['body'];
893		- elseif (isset($this->item['xhtml']['div'])) :
894		- $content = $this->item['xhtml']['div'];
895		- elseif (isset($this->item['content']['encoded']) and $this->item['content']['encoded']):
896		- $content = $this->item['content']['encoded'];
897		- else:
898		- $content = $this->item['description'];
899		- endif;
900		- $this->post['post_content'] = apply_filters('syndicated_item_content', $content, $this);
901		-
902		- # Identify and sanitize excerpt
903		- $excerpt = NULL;
904		- if ( isset($this->item['description']) and $this->item['description'] ) :
905		- $excerpt = $this->item['description'];
906		- elseif ( isset($content) and $content ) :
907		- $excerpt = strip_tags($content);
908		- if (strlen($excerpt) > 255) :
909		- $excerpt = substr($excerpt,0,252).'...';
910		- endif;
911		- endif;
912		- $excerpt = apply_filters('syndicated_item_excerpt', $excerpt, $this);
913		-
914		- if (!is_null($excerpt)):
915		- $this->post['post_excerpt'] = $excerpt;
916		- endif;
917		-
918		- // This is unnecessary if we use wp_insert_post
919		- if (!$this->use_api('wp_insert_post')) :
920		- $this->post['post_name'] = sanitize_title($this->post['post_title']);
921		- endif;
922		-
923		- $this->post['epoch']['issued'] = apply_filters('syndicated_item_published', $this->published(), $this);
924		- $this->post['epoch']['created'] = apply_filters('syndicated_item_created', $this->created(), $this);
925		- $this->post['epoch']['modified'] = apply_filters('syndicated_item_updated', $this->updated(), $this);
926		-
927		- // Dealing with timestamps in WordPress is so fucking fucked.
928		- $offset = (int) get_option('gmt_offset') * 60 * 60;
929		- $this->post['post_date'] = gmdate('Y-m-d H:i:s', $this->published() + $offset);
930		- $this->post['post_modified'] = gmdate('Y-m-d H:i:s', $this->updated() + $offset);
931		- $this->post['post_date_gmt'] = gmdate('Y-m-d H:i:s', $this->published());
932		- $this->post['post_modified_gmt'] = gmdate('Y-m-d H:i:s', $this->updated());
933		-
934		- // Use feed-level preferences or the global default.
935		- $this->post['post_status'] = $this->link->syndicated_status('post', 'publish');
936		- $this->post['comment_status'] = $this->link->syndicated_status('comment', 'closed');
937		- $this->post['ping_status'] = $this->link->syndicated_status('ping', 'closed');
938		-
939		- // Unique ID (hopefully a unique tag: URI); failing that, the permalink
940		- $this->post['guid'] = apply_filters('syndicated_item_guid', $this->guid(), $this);
941		-
942		- // RSS 2.0 / Atom 1.0 enclosure support
943		- if ( isset($this->item['enclosure#']) ) :
944		- for ($i = 1; $i <= $this->item['enclosure#']; $i++) :
945		- $eid = (($i > 1) ? "#{$id}" : "");
946		- $this->post['meta']['enclosure'][] =
947		- apply_filters('syndicated_item_enclosure_url', $this->item["enclosure{$eid}@url"], $this)."\n".
948		- apply_filters('syndicated_item_enclosure_length', $this->item["enclosure{$eid}@length"], $this)."\n".
949		- apply_filters('syndicated_item_enclosure_type', $this->item["enclosure{$eid}@type"], $this);
950		- endfor;
951		- endif;
952		-
953		- // In case you want to point back to the blog this was syndicated from
954		- if (isset($this->feed->channel['title'])) :
955		- $this->post['meta']['syndication_source'] = apply_filters('syndicated_item_source_title', $this->feed->channel['title'], $this);
956		- endif;
957		- if (isset($this->feed->channel['link'])) :
958		- $this->post['meta']['syndication_source_uri'] = apply_filters('syndicated_item_source_link', $this->feed->channel['link'], $this);
959		- endif;
960		-
961		- // Store information on human-readable and machine-readable comment URIs
962		- if (isset($this->item['comments'])) :
963		- $this->post['meta']['rss:comments'] = apply_filters('syndicated_item_comments', $this->item['comments']);
964		- endif;
965		- if (isset($this->item['wfw']['commentrss'])) :
966		- $this->post['meta']['wfw:commentRSS'] = apply_filters('syndicated_item_commentrss', $this->item['wfw']['commentrss']);
967		- endif;
968		-
969		- // Store information to identify the feed that this came from
970		- $this->post['meta']['syndication_feed'] = $this->feedmeta['link/uri'];
971		- $this->post['meta']['syndication_feed_id'] = $this->feedmeta['link/id'];
972		-
973		- // In case you want to know the external permalink...
974		- $this->post['meta']['syndication_permalink'] = apply_filters('syndicated_item_link', $this->item['link']);
975		-
976		- // Store a hash of the post content for checking whether something needs to be updated
977		- $this->post['meta']['syndication_item_hash'] = $this->update_hash();
978		-
979		- // Feed-by-feed options for author and category creation
980		- $this->post['named']['unfamiliar']['author'] = $this->feedmeta['unfamiliar author'];
981		- $this->post['named']['unfamiliar']['category'] = $this->feedmeta['unfamiliar category'];
982		-
983		- // Categories: start with default categories, if any
984		- $fc = get_option("feedwordpress_syndication_cats");
985		- if ($fc) :
986		- $this->post['named']['preset/category'] = explode("\n", $fc);
987		- else :
988		- $this->post['named']['preset/category'] = array();
989		- endif;
990		-
991		- if (is_array($this->feedmeta['cats'])) :
992		- $this->post['named']['preset/category'] = array_merge($this->post['named']['preset/category'], $this->feedmeta['cats']);
993		- endif;
994		-
995		- // Now add categories from the post, if we have 'em
996		- $this->post['named']['category'] = array();
997		- if ( isset($this->item['category#']) ) :
998		- for ($i = 1; $i <= $this->item['category#']; $i++) :
999		- $cat_idx = (($i > 1) ? "#{$i}" : "");
1000		- $cat = $this->item["category{$cat_idx}"];
1001		-
1002		- if ( isset($this->feedmeta['cat_split']) and strlen($this->feedmeta['cat_split']) > 0) :
1003		- $pcre = "\007".$this->feedmeta['cat_split']."\007";
1004		- $this->post['named']['category'] = array_merge($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);
1005	1552	else :
1006		- $this->post['named']['category'][] = $cat;
	1553	+ $sect = 'persistent';
	1554	+ $hook = md5($level."\n".$persist);
	1555	+ $line = array("Since" => $since, "Message" => $out, "Most Recent" => $mostRecent);
1007	1556	endif;
1008		- endfor;
1009		- endif;
1010		- $this->post['named']['category'] = apply_filters('syndicated_item_categories', $this->post['named']['category'], $this);
1011		-
1012		- // Tags: start with default tags, if any
1013		- $ft = get_option("feedwordpress_syndication_tags");
1014		- if ($ft) :
1015		- $this->post['tags_input'] = explode('FEEDWORDPRESS_CAT_SEPARATOR', $ft);
1016		- else :
1017		- $this->post['tags_input'] = array();
1018		- endif;
1019		-
1020		- if (is_array($this->feedmeta['tags'])) :
1021		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $this->feedmeta['tags']);
1022		- endif;
1023		-
	1557	+
	1558	+ if (!isset($dlog['mesg'])) : $dlog['mesg'] = array(); endif;
	1559	+ if (!isset($dlog['mesg'][$sect])) : $dlog['mesg'][$sect] = array(); endif;
	1560	+
	1561	+ $dlog['mesg'][$sect][$hook] = $line;
	1562	+ endswitch;
	1563	+ endforeach;
1024	1564	endif;
1025		- } // SyndicatedPost::SyndicatedPost()
1026		-
1027		- function filtered () {
1028		- return is_null($this->post);
1029		- }
1030		-
1031		- function freshness () {
1032		- global $wpdb;
1033		-
1034		- if ($this->filtered()) : // This should never happen.
1035		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1036		- endif;
1037	1565
1038		- if (is_null($this->_freshness)) :
1039		- $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());
1040	1571
1041		- $result = $wpdb->get_row("
1042		- SELECT id, guid, post_modified_gmt
1043		- FROM $wpdb->posts WHERE guid='$guid'
1044		- ");
1045		-
1046		- if (!$result) :
1047		- $this->_freshness = 2; // New content
1048		- else:
1049		- $stored_update_hashes = get_post_custom_values('syndication_item_hash', $result->id);
1050		- if (count($stored_update_hashes) > 0) :
1051		- $stored_update_hash = $stored_update_hashes[0];
1052		- $update_hash_changed = ($stored_update_hash != $this->update_hash());
1053		- else :
1054		- $update_hash_changed = false;
1055		- endif;
1056		-
1057		- preg_match('/([0-9]+)-([0-9]+)-([0-9]+) ([0-9]+):([0-9]+):([0-9]+)/', $result->post_modified_gmt, $backref);
1058		-
1059		- $last_rev_ts = gmmktime($backref[4], $backref[5], $backref[6], $backref[2], $backref[3], $backref[1]);
1060		- $updated_ts = $this->updated(/*fallback=*/ true, /*default=*/ NULL);
1061		- $updated = ((
1062		- !is_null($updated_ts)
1063		- and ($updated_ts > $last_rev_ts)
1064		- ) or $update_hash_changed);
1065		-
1066		- if ($updated) :
1067		- $this->_freshness = 1; // Updated content
1068		- $this->_wp_id = $result->id;
1069		- else :
1070		- $this->_freshness = 0; // Same old, same old
1071		- $this->_wp_id = $result->id;
1072		- endif;
1073		- endif;
	1572	+ $recipients = get_option('feedwordpress_diagnostics_log_recipients', NULL);
	1573	+ if (is_null($recipients)) :
	1574	+ $recipients = FeedWordPressDiagnostic::admin_emails();
1074	1575	endif;
1075		- return $this->_freshness;
1076		- }
1077		-
1078		- function wp_id () {
1079		- if ($this->filtered()) : // This should never happen.
1080		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1081		- endif;
1082	1576
1083		- if (is_null($this->_wp_id) and is_null($this->_freshness)) :
1084		- $fresh = $this->freshness(); // sets WP DB id in the process
1085		- endif;
1086		- return $this->_wp_id;
1087		- }
	1577	+ if (isset($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>
1088	1637
1089		- function store () {
1090		- global $wpdb;
1091		-
1092		- if ($this->filtered()) : // This should never happen.
1093		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1094		- endif;
1095		-
1096		- $freshness = $this->freshness();
1097		- if ($freshness > 0) :
1098		- # -- Look up, or create, numeric ID for author
1099		- $this->post['post_author'] = $this->author_id (
1100		- FeedWordPress::on_unfamiliar('author', $this->post['named']['unfamiliar']['author'])
1101		- );
1102		-
1103		- if (is_null($this->post['post_author'])) :
1104		- $this->post = NULL;
1105		- endif;
1106		- endif;
1107		-
1108		- if (!$this->filtered() and $freshness > 0) :
1109		- # -- Look up, or create, numeric ID for categories
1110		- list($pcats, $ptags) = $this->category_ids (
1111		- $this->post['named']['category'],
1112		- FeedWordPress::on_unfamiliar('category', $this->post['named']['unfamiliar']['category']),
1113		- /*tags_too=*/ true
1114		- );
1115		-
1116		- $this->post['post_category'] = $pcats;
1117		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $ptags);
1118		-
1119		- if (is_null($this->post['post_category'])) :
1120		- // filter mode on, no matching categories; drop the post
1121		- $this->post = NULL;
1122		- else :
1123		- // filter mode off or at least one match; now add on the feed and global presets
1124		- $this->post['post_category'] = array_merge (
1125		- $this->post['post_category'],
1126		- $this->category_ids (
1127		- $this->post['named']['preset/category'],
1128		- 'default'
1129		- )
1130		- );
1131		-
1132		- if (count($this->post['post_category']) < 1) :
1133		- $this->post['post_category'][] = 1; // Default to category 1 ("Uncategorized" / "General") if nothing else
	1638	+EOMAIL;
	1639	+ foreach ($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;
1134	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	+ $dlog['schedule']['last'] = time();
1135	1652	endif;
1136		- endif;
1137		-
1138		- if (!$this->filtered() and $freshness > 0) :
1139		- unset($this->post['named']);
1140		- $this->post = apply_filters('syndicated_post', $this->post, $this);
1141		- endif;
1142		-
1143		- if (!$this->filtered() and $freshness == 2) :
1144		- // The item has not yet been added. So let's add it.
1145		- $this->insert_new();
1146		- $this->add_rss_meta();
1147		- do_action('post_syndicated_item', $this->wp_id());
1148		-
1149		- $ret = 'new';
1150		- elseif (!$this->filtered() and $freshness == 1) :
1151		- $this->post['ID'] = $this->wp_id();
1152		- $this->update_existing();
1153		- $this->add_rss_meta();
1154		- do_action('update_syndicated_item', $this->wp_id());
1155		-
1156		- $ret = 'updated';
1157	1653	else :
1158		- $ret = false;
	1654	+ $dlog['schedule'] = array(
	1655	+ 'freq' =>24 /*hr*/ * 60 /*min*/ * 60 /*s*/,
	1656	+ 'last' => time(),
	1657	+ );
1159	1658	endif;
1160	1659
1161		- return $ret;
1162		- } // function SyndicatedPost::store ()
	1660	+ update_option('feedwordpress_diagnostics_log', $dlog);
	1661	+ } /* FeedWordPress::email_diagnostic_log () */
1163	1662
1164		- function insert_new () {
1165		- global $wpdb, $wp_db_version;
1166		-
1167		- // Why the fuck doesn't wp_insert_post already do this?
1168		- foreach ($this->post as $key => $value) :
1169		- if (is_string($value)) :
1170		- $dbpost[$key] = $wpdb->escape($value);
1171		- else :
1172		- $dbpost[$key] = $value;
1173		- endif;
1174		- endforeach;
	1663	+ function allow_html_mail () {
	1664	+ return 'text/html';
	1665	+ } /* FeedWordPress::allow_html_mail () */
1175	1666
1176		- if (strlen($dbpost['post_title'].$dbpost['post_content'].$dbpost['post_excerpt']) == 0) :
1177		- // FIXME: Option for filtering out empty posts
1178		- endif;
1179		- if (strlen($dbpost['post_title'])==0) :
1180		- $dbpost['post_title'] = $this->post['meta']['syndication_source']
1181		- .' '.gmdate('Y-m-d H:i:s', $this->published() + $offset);
1182		- // FIXME: Option for what to fill a blank title with...
1183		- endif;
1184		-
1185		- if ($this->use_api('wp_insert_post')) :
1186		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1187		-
1188		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1189		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1190		-
1191		- // Kludge to prevent kses filters from stripping the
1192		- // content of posts when updating without a logged in
1193		- // user who has `unfiltered_html` capability.
1194		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1195		-
1196		- $this->_wp_id = wp_insert_post($dbpost);
1197		-
1198		- // Turn off ridiculous fucking kludges #1 and #2
1199		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1200		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1201		-
1202		- // This should never happen.
1203		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1204		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1205		- endif;
1206		-
1207		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1208		- // *still* offers no way to use a guid of your choice,
1209		- // and munges your post modified timestamp, too.
1210		- $result = $wpdb->query("
1211		- UPDATE $wpdb->posts
1212		- SET
1213		- guid='{$dbpost['guid']}',
1214		- post_modified='{$dbpost['post_modified']}',
1215		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1216		- WHERE ID='{$this->_wp_id}'
1217		- ");
1218		- else :
1219		- # The right way to do this is the above. But, alas,
1220		- # in earlier versions of WordPress, wp_insert_post has
1221		- # too much behavior (mainly related to pings) that can't
1222		- # be overridden. In WordPress 1.5, it's enough of a
1223		- # resource hog to make PHP segfault after inserting
1224		- # 50-100 posts. This can get pretty annoying, especially
1225		- # if you are trying to update your feeds for the first
1226		- # time.
1227		-
1228		- $result = $wpdb->query("
1229		- INSERT INTO $wpdb->posts
1230		- SET
1231		- guid = '{$dbpost['guid']}',
1232		- post_author = '{$dbpost['post_author']}',
1233		- post_date = '{$dbpost['post_date']}',
1234		- post_date_gmt = '{$dbpost['post_date_gmt']}',
1235		- post_content = '{$dbpost['post_content']}',"
1236		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1237		- post_title = '{$dbpost['post_title']}',
1238		- post_name = '{$dbpost['post_name']}',
1239		- post_modified = '{$dbpost['post_modified']}',
1240		- post_modified_gmt = '{$dbpost['post_modified_gmt']}',
1241		- comment_status = '{$dbpost['comment_status']}',
1242		- ping_status = '{$dbpost['ping_status']}',
1243		- post_status = '{$dbpost['post_status']}'
1244		- ");
1245		- $this->_wp_id = $wpdb->insert_id;
1246		-
1247		- // This should never happen.
1248		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1249		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1250		- endif;
1251		-
1252		- // WordPress 1.5.x - 2.0.x
1253		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1254		-
1255		- // Since we are not going through official channels, we need to
1256		- // manually tell WordPress that we've published a new post.
1257		- // We need to make sure to do this in order for FeedWordPress
1258		- // to play well with the staticize-reloaded plugin (something
1259		- // that a large aggregator website is going to *want* to be
1260		- // able to use).
1261		- do_action('publish_post', $this->_wp_id);
1262		- endif;
1263		- } /* SyndicatedPost::insert_new() */
1264		-
1265		- function update_existing () {
1266		- global $wpdb;
1267		-
1268		- // Why the fuck doesn't wp_insert_post already do this?
1269		- $dbpost = array();
1270		- foreach ($this->post as $key => $value) :
1271		- if (is_string($value)) :
1272		- $dbpost[$key] = $wpdb->escape($value);
1273		- else :
1274		- $dbpost[$key] = $value;
1275		- endif;
	1667	+ function admin_footer () {
	1668	+ global $feedwordpress_admin_footer;
	1669	+ foreach ($feedwordpress_admin_footer as $line) :
	1670	+ echo '<div><pre>'.$line.'</pre></div>';
1276	1671	endforeach;
1277		-
1278		- if ($this->use_api('wp_insert_post')) :
1279		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1280		-
1281		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1282		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1283		-
1284		- // Kludge to prevent kses filters from stripping the
1285		- // content of posts when updating without a logged in
1286		- // user who has `unfiltered_html` capability.
1287		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1288		-
1289		- $this->_wp_id = wp_insert_post($dbpost);
1290		-
1291		- // Turn off ridiculous fucking kludges #1 and #2
1292		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1293		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1294		-
1295		- // This should never happen.
1296		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1297		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1298		- endif;
1299		-
1300		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1301		- // munges your post modified timestamp.
1302		- $result = $wpdb->query("
1303		- UPDATE $wpdb->posts
1304		- SET
1305		- post_modified='{$dbpost['post_modified']}',
1306		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1307		- WHERE ID='{$this->_wp_id}'
1308		- ");
1309		- else :
1310		-
1311		- $result = $wpdb->query("
1312		- UPDATE $wpdb->posts
1313		- SET
1314		- post_author = '{$dbpost['post_author']}',
1315		- post_content = '{$dbpost['post_content']}',"
1316		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1317		- post_title = '{$dbpost['post_title']}',
1318		- post_name = '{$dbpost['post_name']}',
1319		- post_modified = '{$dbpost['post_modified']}',
1320		- post_modified_gmt = '{$dbpost['post_modified_gmt']}'
1321		- WHERE guid='{$dbpost['guid']}'
1322		- ");
	1672	+ } /* FeedWordPress::admin_footer () */
1323	1673
1324		- // WordPress 2.1.x and up
1325		- if (function_exists('wp_set_post_categories')) :
1326		- wp_set_post_categories($this->wp_id(), $this->post['post_category']);
1327		- // WordPress 1.5.x - 2.0.x
1328		- elseif (function_exists('wp_set_post_cats')) :
1329		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1330		- // This should never happen.
1331		- else :
1332		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1333		- endif;
1334		-
1335		- // Since we are not going through official channels, we need to
1336		- // manually tell WordPress that we've published a new post.
1337		- // We need to make sure to do this in order for FeedWordPress
1338		- // to play well with the staticize-reloaded plugin (something
1339		- // that a large aggregator website is going to *want* to be
1340		- // able to use).
1341		- 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;
1342	1679	endif;
1343		- } /* SyndicatedPost::update_existing() */
	1680	+ return $prefix;
	1681	+ } /* FeedWordPress::log_prefix () */
	1682	+} // class FeedWordPress
1344	1683
1345		- /**
1346		- * SyndicatedPost::fix_revision_meta() - Fixes the way WP 2.6+ fucks up
1347		- * meta-data (authorship, etc.) when storing revisions of an updated
1348		- * syndicated post.
1349		- *
1350		- * In their infinite wisdom, the WordPress coders have made it completely
1351		- * impossible for a plugin that uses wp_insert_post() to set certain
1352		- * meta-data (such as the author) when you store an old revision of an
1353		- * updated post. Instead, it uses the WordPress defaults (= currently
1354		- * active user ID if the process is running with a user logged in, or
1355		- * = #0 if there is no user logged in). This results in bogus authorship
1356		- * data for revisions that are syndicated from off the feed, unless we
1357		- * use a ridiculous kludge like this to end-run the munging of meta-data
1358		- * by _wp_put_post_revision.
1359		- *
1360		- * @param int $revision_id The revision ID to fix up meta-data
1361		- */
1362		- function fix_revision_meta ($revision_id) {
1363		- global $wpdb;
1364		-
1365		- $post_author = (int) $this->post['post_author'];
1366		-
1367		- $revision_id = (int) $revision_id;
1368		- $wpdb->query("
1369		- UPDATE $wpdb->posts
1370		- SET post_author={$this->post['post_author']}
1371		- WHERE post_type = 'revision' AND ID='$revision_id'
1372		- ");
1373		- } /* SyndicatedPost::fix_revision_meta () */
	1684	+class FeedWordPress_File extends WP_SimplePie_File {
	1685	+ function FeedWordPress_File ($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);
1374	1687
1375		- /**
1376		- * SyndicatedPost::avoid_kses_munge() -- If FeedWordPress is processing
1377		- * an automatic update, that generally means that wp_insert_post() is
1378		- * being called under the user credentials of whoever is viewing the
1379		- * blog at the time -- usually meaning no user at all. But if WordPress
1380		- * gets a wp_insert_post() when current_user_can('unfiltered_html') is
1381		- * false, it will run the content of the post through a kses function
1382		- * that strips out lots of HTML tags -- notably <object> and some others.
1383		- * This causes problems for syndicating (for example) feeds that contain
1384		- * YouTube videos. It also produces an unexpected asymmetry between
1385		- * automatically-initiated updates and updates initiated manually from
1386		- * the WordPress Dashboard (which are usually initiated under the
1387		- * credentials of a logged-in admin, and so don't get run through the
1388		- * kses function). So, to avoid the whole mess, what we do here is
1389		- * just forcibly disable the kses munging for a single syndicated post,
1390		- * by restoring the contents of the `post_content` field.
1391		- *
1392		- * @param string $content The content of the post, after other filters have gotten to it
1393		- * @return string The original content of the post, before other filters had a chance to munge it.
1394		- */
1395		- function avoid_kses_munge ($content) {
1396		- global $wpdb;
1397		- return $wpdb->escape($this->post['post_content']);
1398		- }
1399		-
1400		- // SyndicatedPost::add_rss_meta: adds interesting meta-data to each entry
1401		- // using the space for custom keys. The set of keys and values to add is
1402		- // specified by the keys and values of $post['meta']. This is used to
1403		- // store anything that the WordPress user might want to access from a
1404		- // template concerning the post's original source that isn't provided
1405		- // for by standard WP meta-data (i.e., any interesting data about the
1406		- // syndicated post other than author, title, timestamp, categories, and
1407		- // guid). It's also used to hook into WordPress's support for
1408		- // enclosures.
1409		- function add_rss_meta () {
1410		- global $wpdb;
1411		- if ( is_array($this->post) and isset($this->post['meta']) and is_array($this->post['meta']) ) :
1412		- $postId = $this->wp_id();
1413		-
1414		- // Aggregated posts should NOT send out pingbacks.
1415		- // WordPress 2.1-2.2 claim you can tell them not to
1416		- // using $post_pingback, but they don't listen, so we
1417		- // make sure here.
1418		- $result = $wpdb->query("
1419		- DELETE FROM $wpdb->postmeta
1420		- WHERE post_id='$postId' AND meta_key='_pingme'
1421		- ");
	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 () */
1422	1695
1423		- 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	+ }
1424	1707
1425		- $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	+ }
1426	1734
1427		- // If this is an update, clear out the old
1428		- // values to avoid duplication.
1429		- $result = $wpdb->query("
1430		- DELETE FROM $wpdb->postmeta
1431		- WHERE post_id='$postId' AND meta_key='$key'
1432		- ");
	1735	+ if (substr($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	+ $this->error_string = 'SimplePie bug! Please report this!';
	1746	+ return false;
	1747	+ }
	1748	+ }
1433	1749
1434		- // Allow for either a single value or an array
1435		- if (!is_array($values)) $values = array($values);
1436		- foreach ( $values as $value ) :
1437		- $value = $wpdb->escape($value);
1438		- $result = $wpdb->query("
1439		- INSERT INTO $wpdb->postmeta
1440		- SET
1441		- post_id='$postId',
1442		- meta_key='$key',
1443		- meta_value='$value'
1444		- ");
1445		- endforeach;
1446		- endforeach;
1447		- endif;
1448		- } /* SyndicatedPost::add_rss_meta () */
	1750	+ $return = true;
1449	1751
1450		- // SyndicatedPost::author_id (): get the ID for an author name from
1451		- // the feed. Create the author if necessary.
1452		- function author_id ($unfamiliar_author = 'create') {
1453		- global $wpdb, $wp_db_version; // test for WordPress 2.0 database schema
	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	+ }
1454	1760
1455		- $a = $this->author();
1456		- $author = $a['name'];
1457		- $email = $a['email'];
1458		- $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');
1459	1771
1460		- // Never can be too careful...
1461		- $login = sanitize_user($author, /*strict=*/ true);
1462		- $login = apply_filters('pre_user_login', $login);
	1772	+ // Parse!
	1773	+ if (!xml_parse($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	+ }
1463	1779
1464		- $nice_author = sanitize_title($author);
1465		- $nice_author = apply_filters('pre_user_nicename', $nice_author);
	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);
1466	1784
1467		- $reg_author = $wpdb->escape(preg_quote($author));
1468		- $author = $wpdb->escape($author);
1469		- $email = $wpdb->escape($email);
1470		- $url = $wpdb->escape($url);
	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	+ {
1471	1796
1472		- // Check for an existing author rule....
1473		- if (isset($this->link->settings['map authors']['name'][strtolower(trim($author))])) :
1474		- $author_rule = $this->link->settings['map authors']['name'][strtolower(trim($author))];
1475		- else :
1476		- $author_rule = NULL;
1477		- endif;
	1797	+ case constant('XMLReader::END_ELEMENT'):
	1798	+ if ($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, $tagName);
	1844	+ }
	1845	+ break;
	1846	+ case constant('XMLReader::TEXT'):
1478	1847
1479		- // User name is mapped to a particular author. If that author ID exists, use it.
1480		- if (is_numeric($author_rule) and get_userdata((int) $author_rule)) :
1481		- $id = (int) $author_rule;
1482		-
1483		- // User name is filtered out
1484		- elseif ('filter' == $author_rule) :
1485		- $id = NULL;
1486		-
1487		- else :
1488		- // Check the database for an existing author record that might fit
1489		-
1490		- #-- WordPress 1.5.x
1491		- if (!isset($wp_db_version)) :
1492		- $id = $wpdb->get_var(
1493		- "SELECT ID from $wpdb->users
1494		- WHERE
1495		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login')) OR
1496		- (
1497		- LENGTH(TRIM(LCASE(user_email))) > 0
1498		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$email'))
1499		- ) OR
1500		- TRIM(LCASE(user_firstname)) = TRIM(LCASE('$author')) OR
1501		- TRIM(LCASE(user_nickname)) = TRIM(LCASE('$author')) OR
1502		- TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author')) OR
1503		- TRIM(LCASE(user_description)) = TRIM(LCASE('$author')) OR
1504		- (
1505		- LOWER(user_description)
1506		- RLIKE CONCAT(
1507		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1508		- LCASE('$reg_author'),
1509		- '( |\\t|\\r)*(\\n|\$)'
1510		- )
1511		- )
1512		- ");
1513		-
1514		- #-- WordPress 2.0+
1515		- elseif ($wp_db_version >= 2966) :
1516		-
1517		- // First try the user core data table.
1518		- $id = $wpdb->get_var(
1519		- "SELECT ID FROM $wpdb->users
1520		- WHERE
1521		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login'))
1522		- OR (
1523		- LENGTH(TRIM(LCASE(user_email))) > 0
1524		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$email'))
1525		- )
1526		- OR TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author'))
1527		- ");
	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 = $error->column;
	1859	+ return false;
	1860	+ }
	1861	+ else
	1862	+ {
	1863	+ return true;
	1864	+ }
	1865	+ }
	1866	+ } /* FeedWordPress_Parser::parse() */
1528	1867
1529		- // If that fails, look for aliases in the user meta data table
1530		- if (is_null($id)) :
1531		- $id = $wpdb->get_var(
1532		- "SELECT user_id FROM $wpdb->usermeta
1533		- WHERE
1534		- (meta_key = 'description' AND TRIM(LCASE(meta_value)) = TRIM(LCASE('$author')))
1535		- OR (
1536		- meta_key = 'description'
1537		- AND TRIM(LCASE(meta_value))
1538		- RLIKE CONCAT(
1539		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1540		- TRIM(LCASE('$reg_author')),
1541		- '( |\\t|\\r)*(\\n|\$)'
1542		- )
1543		- )
1544		- ");
1545		- endif;
1546		- endif;
1547		-
1548		- // ... if you don't find one, then do what you need to do
1549		- if (is_null($id)) :
1550		- if ($unfamiliar_author === 'create') :
1551		- $userdata = array();
1552		-
1553		- #-- user table data
1554		- $userdata['ID'] = NULL; // new user
1555		- $userdata['user_login'] = $login;
1556		- $userdata['user_nicename'] = $nice_author;
1557		- $userdata['user_pass'] = substr(md5(uniqid(microtime())), 0, 6); // just something random to lock it up
1558		- $userdata['user_email'] = $email;
1559		- $userdata['user_url'] = $url;
1560		- $userdata['display_name'] = $author;
	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;
	1875	+ endif;
	1876	+ return $ret;
	1877	+ }
1561	1878
1562		- $id = wp_insert_user($userdata);
1563		- elseif (is_numeric($unfamiliar_author) and get_userdata((int) $unfamiliar_author)) :
1564		- $id = (int) $unfamiliar_author;
1565		- elseif ($unfamiliar_author === 'default') :
1566		- $id = 1;
1567		- endif;
1568		- endif;
	1879	+ function tag_close($parser, $tag) {
	1880	+ if ($this->current_xhtml_construct < 0) :
	1881	+ $this->xmlns_current = array_pop($this->xmlns_stack);
1569	1882	endif;
1570		-
1571		- if ($id) :
1572		- $this->link->settings['map authors']['name'][strtolower(trim($author))] = $id;
1573		- endif;
1574		- return $id;
1575		- } // function SyndicatedPost::author_id ()
1576		-
1577		- // look up (and create) category ids from a list of categories
1578		- function category_ids ($cats, $unfamiliar_category = 'create', $tags_too = false) {
1579		- global $wpdb;
1580		-
1581		- // We need to normalize whitespace because (1) trailing
1582		- // whitespace can cause PHP and MySQL not to see eye to eye on
1583		- // VARCHAR comparisons for some versions of MySQL (cf.
1584		- // <http://dev.mysql.com/doc/mysql/en/char.html>), and (2)
1585		- // because I doubt most people want to make a semantic
1586		- // distinction between 'Computers' and 'Computers '
1587		- $cats = array_map('trim', $cats);
1588		-
1589		- $tags = array();
1590		-
1591		- $cat_ids = array ();
1592		- foreach ($cats as $cat_name) :
1593		- if (preg_match('/^{#([0-9]+)}$/', $cat_name, $backref)) :
1594		- $cat_id = (int) $backref[1];
1595		- if (function_exists('is_term') and is_term($cat_id, 'category')) :
1596		- $cat_ids[] = $cat_id;
1597		- elseif (get_category($cat_id)) :
1598		- $cat_ids[] = $cat_id;
1599		- endif;
1600		- else :
1601		- $esc = $wpdb->escape($cat_name);
1602		- $resc = $wpdb->escape(preg_quote($cat_name));
1603		-
1604		- // WordPress 2.3+
1605		- if (function_exists('is_term')) :
1606		- $cat_id = is_term($cat_name, 'category');
1607		- if ($cat_id) :
1608		- $cat_ids[] = $cat_id['term_id'];
1609		- // There must be a better way to do this...
1610		- elseif ($results = $wpdb->get_results(
1611		- "SELECT term_id
1612		- FROM $wpdb->term_taxonomy
1613		- WHERE
1614		- LOWER(description) RLIKE
1615		- CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)')"
1616		- )) :
1617		- foreach ($results AS $term) :
1618		- $cat_ids[] = (int) $term->term_id;
1619		- endforeach;
1620		- elseif ('tag'==$unfamiliar_category) :
1621		- $tags[] = $cat_name;
1622		- elseif ('create'===$unfamiliar_category) :
1623		- $term = wp_insert_term($cat_name, 'category');
1624		- $cat_ids[] = $term['term_id'];
1625		- endif;
1626		-
1627		- // WordPress 1.5.x - 2.2.x
1628		- else :
1629		- $results = $wpdb->get_results(
1630		- "SELECT cat_ID
1631		- FROM $wpdb->categories
1632		- WHERE
1633		- (LOWER(cat_name) = LOWER('$esc'))
1634		- OR (LOWER(category_description)
1635		- RLIKE CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)'))
1636		- ");
1637		- if ($results) :
1638		- foreach ($results as $term) :
1639		- $cat_ids[] = (int) $term->cat_ID;
1640		- endforeach;
1641		- elseif ('create'===$unfamiliar_category) :
1642		- if (function_exists('wp_insert_category')) :
1643		- $cat_id = wp_insert_category(array('cat_name' => $cat_name));
1644		- // And into the database we go.
1645		- else :
1646		- $nice_kitty = sanitize_title($cat_name);
1647		- $wpdb->query(sprintf("
1648		- INSERT INTO $wpdb->categories
1649		- SET
1650		- cat_name='%s',
1651		- category_nicename='%s'
1652		- ", $wpdb->escape($cat_name), $nice_kitty
1653		- ));
1654		- $cat_id = $wpdb->insert_id;
1655		- endif;
1656		- $cat_ids[] = $cat_id;
1657		- endif;
1658		- endif;
1659		- endif;
1660		- endforeach;
1661		-
1662		- if ((count($cat_ids) == 0) and ($unfamiliar_category === 'filter')) :
1663		- $cat_ids = NULL; // Drop the post
1664		- else :
1665		- $cat_ids = array_unique($cat_ids);
1666		- endif;
1667		-
1668		- if ($tags_too) : $ret = array($cat_ids, $tags);
1669		- else : $ret = $cat_ids;
1670		- endif;
1671		-
	1883	+ $ret = parent::tag_close($parser, $tag);
1672	1884	return $ret;
1673		- } // function SyndicatedPost::category_ids ()
1674		-
1675		- function use_api ($tag) {
1676		- global $wp_db_version;
1677		- switch ($tag) :
1678		- case 'wp_insert_post':
1679		- // Before 2.2, wp_insert_post does too much of the wrong stuff to use it
1680		- // In 1.5 it was such a resource hog it would make PHP segfault on big updates
1681		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_21);
1682		- break;
1683		- case 'post_status_pending':
1684		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_23);
1685		- break;
1686		- endswitch;
1687		- return $ret;
1688		- } // function SyndicatedPost::use_api ()
1689		-
1690		- #### EXTRACT DATA FROM FEED ITEM ####
1691		-
1692		- function created () {
1693		- $epoch = null;
1694		- if (isset($this->item['dc']['created'])) :
1695		- $epoch = @parse_w3cdtf($this->item['dc']['created']);
1696		- elseif (isset($this->item['dcterms']['created'])) :
1697		- $epoch = @parse_w3cdtf($this->item['dcterms']['created']);
1698		- elseif (isset($this->item['created'])): // Atom 0.3
1699		- $epoch = @parse_w3cdtf($this->item['created']);
1700		- endif;
1701		- return $epoch;
1702	1885	}
1703		- function published ($fallback = true) {
1704		- $epoch = null;
1705		-
1706		- # RSS is a fucking mess. Figure out whether we have a date in
1707		- # <dc:date>, <issued>, <pubDate>, etc., and get it into Unix
1708		- # epoch format for reformatting. If we can't find anything,
1709		- # we'll use the last-updated time.
1710		- if (isset($this->item['dc']['date'])): // Dublin Core
1711		- $epoch = @parse_w3cdtf($this->item['dc']['date']);
1712		- elseif (isset($this->item['dcterms']['issued'])) : // Dublin Core extensions
1713		- $epoch = @parse_w3cdtf($this->item['dcterms']['issued']);
1714		- elseif (isset($this->item['published'])) : // Atom 1.0
1715		- $epoch = @parse_w3cdtf($this->item['published']);
1716		- elseif (isset($this->item['issued'])): // Atom 0.3
1717		- $epoch = @parse_w3cdtf($this->item['issued']);
1718		- elseif (isset($this->item['pubdate'])): // RSS 2.0
1719		- $epoch = strtotime($this->item['pubdate']);
1720		- elseif ($fallback) : // Fall back to <updated> / <modified> if present
1721		- $epoch = $this->updated(/*fallback=*/ false);
	1886	+
	1887	+ function start_xmlns ($parser, $prefix, $uri) {
	1888	+ if (!$prefix) :
	1889	+ $prefix = '';
1722	1890	endif;
1723		-
1724		- # If everything failed, then default to the current time.
1725		- if (is_null($epoch)) :
1726		- if (-1 == $default) :
1727		- $epoch = time();
1728		- else :
1729		- $epoch = $default;
1730		- endif;
	1891	+ if ($this->current_xhtml_construct < 0) :
	1892	+ $this->xmlns_current[$prefix] = $uri;
1731	1893	endif;
1732		-
1733		- return $epoch;
1734		- }
1735		- function updated ($fallback = true, $default = -1) {
1736		- $epoch = null;
	1894	+ return true;
	1895	+ } /* FeedWordPress_Parser::start_xmlns() */
	1896	+}
1737	1897
1738		- # As far as I know, only dcterms and Atom have reliable ways to
1739		- # specify when something was *modified* last. If neither is
1740		- # available, then we'll try to get the time of publication.
1741		- if (isset($this->item['dc']['modified'])) : // Not really correct
1742		- $epoch = @parse_w3cdtf($this->item['dc']['modified']);
1743		- elseif (isset($this->item['dcterms']['modified'])) : // Dublin Core extensions
1744		- $epoch = @parse_w3cdtf($this->item['dcterms']['modified']);
1745		- elseif (isset($this->item['modified'])): // Atom 0.3
1746		- $epoch = @parse_w3cdtf($this->item['modified']);
1747		- elseif (isset($this->item['updated'])): // Atom 1.0
1748		- $epoch = @parse_w3cdtf($this->item['updated']);
1749		- elseif ($fallback) : // Fall back to issued / dc:date
1750		- $epoch = $this->published(/*fallback=*/ false, /*default=*/ $default);
1751		- endif;
1752		-
1753		- # If everything failed, then default to the current time.
1754		- if (is_null($epoch)) :
1755		- if (-1 == $default) :
1756		- $epoch = time();
1757		- else :
1758		- $epoch = $default;
1759		- endif;
1760		- endif;
	1898	+$feedwordpress_admin_footer = array();
1761	1899
1762		- return $epoch;
1763		- }
	1900	+################################################################################
	1901	+## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
	1902	+################################################################################
1764	1903
1765		- function update_hash () {
1766		- return md5(serialize($this->item));
	1904	+class FeedWordPressRPC {
	1905	+ function FeedWordPressRPC () {
	1906	+ add_filter('xmlrpc_methods', array(&$this, 'xmlrpc_methods'));
1767	1907	}
1768		-
1769		- function guid () {
1770		- $guid = null;
1771		- if (isset($this->item['id'])): // Atom 0.3 / 1.0
1772		- $guid = $this->item['id'];
1773		- elseif (isset($this->item['atom']['id'])) : // Namespaced Atom
1774		- $guid = $this->item['atom']['id'];
1775		- elseif (isset($this->item['guid'])) : // RSS 2.0
1776		- $guid = $this->item['guid'];
1777		- elseif (isset($this->item['dc']['identifier'])) :// yeah, right
1778		- $guid = $this->item['dc']['identifier'];
1779		- else :
1780		- // The feed does not seem to have provided us with a
1781		- // unique identifier, so we'll have to cobble together
1782		- // a tag: URI that might work for us. The base of the
1783		- // URI will be the host name of the feed source ...
1784		- $bits = parse_url($this->feedmeta['link/uri']);
1785		- $guid = 'tag:'.$bits['host'];
1786		-
1787		- // If we have a date of creation, then we can use that
1788		- // to uniquely identify the item. (On the other hand, if
1789		- // the feed producer was consicentious enough to
1790		- // generate dates of creation, she probably also was
1791		- // conscientious enough to generate unique identifiers.)
1792		- if (!is_null($this->created())) :
1793		- $guid .= '://post.'.date('YmdHis', $this->created());
1794		-
1795		- // Otherwise, use both the URI of the item, *and* the
1796		- // item's title. We have to use both because titles are
1797		- // often not unique, and sometimes links aren't unique
1798		- // either (e.g. Bitch (S)HITLIST, Mozilla Dot Org news,
1799		- // some podcasts). But it's rare to have *both* the same
1800		- // title *and* the same link for two different items. So
1801		- // this is about the best we can do.
1802		- else :
1803		- $guid .= '://'.md5($this->item['link'].'/'.$this->item['title']);
1804		- endif;
1805		- endif;
1806		- 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;
1807	1916	}
1808	1917
1809		- function author () {
1810		- $author = array ();
	1918	+ function ping ($args) {
	1919	+ global $feedwordpress;
1811	1920
1812		- if (isset($this->item['author_name'])):
1813		- $author['name'] = $this->item['author_name'];
1814		- elseif (isset($this->item['dc']['creator'])):
1815		- $author['name'] = $this->item['dc']['creator'];
1816		- elseif (isset($this->item['dc']['contributor'])):
1817		- $author['name'] = $this->item['dc']['contributor'];
1818		- elseif (isset($this->feed->channel['dc']['creator'])) :
1819		- $author['name'] = $this->feed->channel['dc']['creator'];
1820		- elseif (isset($this->feed->channel['dc']['contributor'])) :
1821		- $author['name'] = $this->feed->channel['dc']['contributor'];
1822		- elseif (isset($this->feed->channel['author_name'])) :
1823		- $author['name'] = $this->feed->channel['author_name'];
1824		- elseif ($this->feed->is_rss() and isset($this->item['author'])) :
1825		- // The author element in RSS is allegedly an
1826		- // e-mail address, but lots of people don't use
1827		- // it that way. So let's make of it what we can.
1828		- $author = parse_email_with_realname($this->item['author']);
1829		-
1830		- if (!isset($author['name'])) :
1831		- if (isset($author['email'])) :
1832		- $author['name'] = $author['email'];
1833		- else :
1834		- $author['name'] = $this->feed->channel['title'];
1835		- endif;
1836		- endif;
1837		- else :
1838		- $author['name'] = $this->feed->channel['title'];
1839		- endif;
1840		-
1841		- if (isset($this->item['author_email'])):
1842		- $author['email'] = $this->item['author_email'];
1843		- elseif (isset($this->feed->channel['author_email'])) :
1844		- $author['email'] = $this->feed->channel['author_email'];
1845		- endif;
1846		-
1847		- if (isset($this->item['author_url'])):
1848		- $author['uri'] = $this->item['author_url'];
1849		- elseif (isset($this->feed->channel['author_url'])) :
1850		- $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]>.");
1851	1924	else:
1852		- $author['uri'] = $this->feed->channel['link'];
1853		- endif;
1854		-
1855		- return $author;
1856		- } // SyndicatedPost::author()
	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'; }
1857	1928
1858		- var $strip_attrs = array (
1859		- array('[a-z]+', 'style'),
1860		- array('[a-z]+', 'target'),
1861		- );
1862		- function sanitize_content ($content, $obj) {
1863		- # FeedWordPress used to resolve URIs relative to the
1864		- # feed URI. It now relies on the xml:base support
1865		- # baked in to the MagpieRSS upgrade. So all we do here
1866		- # now is to sanitize problematic attributes.
1867		- #
1868		- # This kind of sucks. I intend to replace it with
1869		- # lib_filter sometime soon.
1870		- foreach ($obj->strip_attrs as $pair):
1871		- list($tag,$attr) = $pair;
1872		- $content = preg_replace (
1873		- ":(<$tag [^>]*)($attr=(\"[^\">]*\"|[^>\\s]+))([^>]*>):i",
1874		- "\\1\\4",
1875		- $content
1876		- );
1877		- endforeach;
1878		- return $content;
1879		- }
1880		-} // class SyndicatedPost
1881		-
1882		-# class SyndicatedLink: represents a syndication feed stored within the
1883		-# WordPress database
1884		-#
1885		-# To keep things compact and editable from within WordPress, we use all the
1886		-# links under a particular category in the WordPress "Blogroll" for the list of
1887		-# feeds to syndicate. "Contributors" is the category used by default; you can
1888		-# configure that under Options --> Syndication.
1889		-#
1890		-# Fields used are:
1891		-#
1892		-# * link_rss: the URI of the Atom/RSS feed to syndicate
1893		-#
1894		-# * link_notes: user-configurable options, with keys and values
1895		-# like so:
1896		-#
1897		-# key: value
1898		-# cats: computers\nweb
1899		-# feed/key: value
1900		-#
1901		-# Keys that start with "feed/" are gleaned from the data supplied
1902		-# by the feed itself, and will be overwritten with each update.
1903		-#
1904		-# Values have linebreak characters escaped with C-style
1905		-# backslashes (so, for example, a newline becomes "\n").
1906		-#
1907		-# The value of `cats` is used as a newline-separated list of
1908		-# default categories for any post coming from a particular feed.
1909		-# (In the example above, any posts from this feed will be placed
1910		-# in the "computers" and "web" categories--*in addition to* any
1911		-# categories that may already be applied to the posts.)
1912		-#
1913		-# Values of keys in link_notes are accessible from templates using
1914		-# the function `get_feed_meta($key)` if this plugin is activated.
1915		-
1916		-class SyndicatedLink {
1917		- var $id = null;
1918		- var $link = null;
1919		- var $settings = array ();
1920		- var $magpie = null;
1921		-
1922		- function SyndicatedLink ($link) {
1923		- global $wpdb;
1924		-
1925		- if (is_object($link)) :
1926		- $this->link = $link;
1927		- $this->id = $link->link_id;
1928		- else :
1929		- $this->id = $link;
1930		- if (function_exists('get_bookmark')) : // WP 2.1+
1931		- $this->link = get_bookmark($link);
1932		- else :
1933		- $this->link = $wpdb->get_row("
1934		- SELECT * FROM $wpdb->links
1935		- WHERE (link_id = '".$wpdb->escape($link)."')"
1936		- );
1937		- endif;
	1929	+ return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
1938	1930	endif;
1939		-
1940		- if (strlen($this->link->link_rss) > 0) :
1941		- // Read off feed settings from link_notes
1942		- $notes = explode("\n", $this->link->link_notes);
1943		- foreach ($notes as $note):
1944		- list($key, $value) = explode(": ", $note, 2);
1945		-
1946		- if (strlen($key) > 0) :
1947		- // Unescape and trim() off the whitespace.
1948		- // Thanks to Ray Lischner for pointing out the
1949		- // need to trim off whitespace.
1950		- $this->settings[$key] = stripcslashes (trim($value));
1951		- endif;
1952		- endforeach;
1953		-
1954		- // "Magic" feed settings
1955		- $this->settings['link/uri'] = $this->link->link_rss;
1956		- $this->settings['link/name'] = $this->link->link_name;
1957		- $this->settings['link/id'] = $this->link->link_id;
1958		-
1959		- // `hardcode categories` and `unfamiliar categories` are deprecated in favor of `unfamiliar category`
1960		- if (
1961		- isset($this->settings['unfamiliar categories'])
1962		- and !isset($this->settings['unfamiliar category'])
1963		- ) :
1964		- $this->settings['unfamiliar category'] = $this->settings['unfamiliar categories'];
1965		- endif;
1966		- if (
1967		- FeedWordPress::affirmative($this->settings, 'hardcode categories')
1968		- and !isset($this->settings['unfamiliar category'])
1969		- ) :
1970		- $this->settings['unfamiliar category'] = 'default';
1971		- endif;
1972		-
1973		- // Set this up automagically for del.icio.us
1974		- $bits = parse_url($this->link->link_rss);
1975		- $tagspacers = array('del.icio.us', 'feeds.delicious.com');
1976		- if (!isset($this->settings['cat_split']) and in_array($bits['host'], $tagspacers)) :
1977		- $this->settings['cat_split'] = '\s'; // Whitespace separates multiple tags in del.icio.us RSS feeds
1978		- endif;
1979		-
1980		- if (isset($this->settings['cats'])):
1981		- $this->settings['cats'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['cats']);
1982		- endif;
1983		- if (isset($this->settings['tags'])):
1984		- $this->settings['tags'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['tags']);
1985		- endif;
1986		-
1987		- if (isset($this->settings['map authors'])) :
1988		- $author_rules = explode("\n\n", $this->settings['map authors']);
1989		- $ma = array();
1990		- foreach ($author_rules as $rule) :
1991		- list($rule_type, $author_name, $author_action) = explode("\n", $rule);
1992		-
1993		- // Normalize for case and whitespace
1994		- $rule_type = strtolower(trim($rule_type));
1995		- $author_name = strtolower(trim($author_name));
1996		- $author_action = strtolower(trim($author_action));
1997		-
1998		- $ma[$rule_type][$author_name] = $author_action;
1999		- endforeach;
2000		- $this->settings['map authors'] = $ma;
2001		- endif;
2002		- endif;
2003		- } // SyndicatedLink::SyndicatedLink ()
2004		-
2005		- function found () {
2006		- return is_object($this->link);
2007	1931	}
2008		-
2009		- function stale () {
2010		- $stale = true;
2011		- if (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='ping')) :
2012		- $stale = false; // don't update on any timed updates; pings only
2013		- elseif (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='next')) :
2014		- $stale = true; // update on the next timed update
2015		- elseif (!isset($this->settings['update/ttl']) or !isset($this->settings['update/last'])) :
2016		- $stale = true; // initial update
2017		- else :
2018		- $after = ((int) $this->settings['update/last'])
2019		- +((int) $this->settings['update/ttl'] * 60);
2020		- $stale = (time() >= $after);
2021		- endif;
2022		- return $stale;
2023		- }
2024		-
2025		- function poll () {
2026		- global $wpdb;
2027		-
2028		- $this->magpie = fetch_rss($this->link->link_rss);
2029		- $new_count = NULL;
2030		-
2031		- if (is_object($this->magpie)) :
2032		- $new_count = array('new' => 0, 'updated' => 0);
2033		-
2034		- # -- Update Link metadata live from feed
2035		- $channel = $this->magpie->channel;
2036		-
2037		- if (!isset($channel['id'])) :
2038		- $channel['id'] = $this->link->link_rss;
2039		- endif;
2040	1932
2041		- $update = array();
2042		- if (!$this->hardcode('url') and isset($channel['link'])) :
2043		- $update[] = "link_url = '".$wpdb->escape($channel['link'])."'";
2044		- endif;
2045		-
2046		- if (!$this->hardcode('name') and isset($channel['title'])) :
2047		- $update[] = "link_name = '".$wpdb->escape($channel['title'])."'";
2048		- endif;
2049		-
2050		- if (!$this->hardcode('description')) :
2051		- if (isset($channel['tagline'])) :
2052		- $update[] = "link_description = '".$wpdb->escape($channel['tagline'])."'";
2053		- elseif (isset($channel['description'])) :
2054		- $update[] = "link_description = '".$wpdb->escape($channel['description'])."'";
2055		- endif;
2056		- endif;
2057		-
2058		- $this->settings = array_merge($this->settings, $this->flatten_array($channel));
	1933	+ function validate (&$args) {
	1934	+ global $wp_xmlrpc_server;
2059	1935
2060		- $this->settings['update/last'] = time(); $ttl = $this->ttl();
2061		- if (!is_null($ttl)) :
2062		- $this->settings['update/ttl'] = $ttl;
2063		- $this->settings['update/timed'] = 'feed';
2064		- else :
2065		- $this->settings['update/ttl'] = rand(30, 120); // spread over time interval for staggered updates
2066		- $this->settings['update/timed'] = 'automatically';
2067		- endif;
2068		-
2069		- if (!isset($this->settings['update/hold']) or $this->settings['update/hold']!='ping') :
2070		- $this->settings['update/hold'] = 'scheduled';
2071		- endif;
2072		-
2073		- // Copy back without a few things that we don't want to save in the notes
2074		- $to_notes = $this->settings;
	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));
2075	1939
2076		- if (is_array($to_notes['cats'])) :
2077		- $to_notes['cats'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['cats']);
2078		- endif;
2079		- if (is_array($to_notes['tags'])) :
2080		- $to_notes['tags'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['tags']);
2081		- endif;
2082		-
2083		- if (isset($to_notes['map authors'])) :
2084		- $ma = array();
2085		- foreach ($to_notes['map authors'] as $rule_type => $author_rules) :
2086		- foreach ($author_rules as $author_name => $author_action) :
2087		- $ma[] = $rule_type."\n".$author_name."\n".$author_action;
2088		- endforeach;
2089		- endforeach;
2090		- $to_notes['map authors'] = implode("\n\n", $ma);
2091		- endif;
2092		-
2093		- unset($to_notes['link/id']); unset($to_notes['link/uri']);
2094		- unset($to_notes['link/name']);
2095		- unset($to_notes['hardcode categories']); // Deprecated
2096		- unset($to_notes['unfamiliar categories']); // Deprecated
2097		-
2098		- $notes = '';
2099		- foreach ($to_notes as $key => $value) :
2100		- $notes .= $key . ": ". addcslashes($value, "\0..\37".'\\') . "\n";
2101		- endforeach;
2102		- $update[] = "link_notes = '".$wpdb->escape($notes)."'";
2103		-
2104		- $update_set = implode(',', $update);
2105		-
2106		- // Update the properties of the link from the feed information
2107		- $result = $wpdb->query("
2108		- UPDATE $wpdb->links
2109		- SET $update_set
2110		- WHERE link_id='$this->id'
2111		- ");
2112		-
2113		- # -- Add new posts from feed and update any updated posts
2114		- if (is_array($this->magpie->items)) :
2115		- foreach ($this->magpie->items as $item) :
2116		- $post =& new SyndicatedPost($item, $this);
2117		- if (!$post->filtered()) :
2118		- $new = $post->store();
2119		- if ( $new !== false ) $new_count[$new]++;
2120		- endif;
2121		- endforeach;
2122		- endif;
2123		-
2124		- // Copy back any changes to feed settings made in the course of updating (e.g. new author rules)
2125		- $to_notes = $this->settings;
2126		-
2127		- if (is_array($to_notes['cats'])) :
2128		- $to_notes['cats'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['cats']);
2129		- endif;
2130		- if (is_array($to_notes['tags'])) :
2131		- $to_notes['tags'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['tags']);
2132		- endif;
2133		-
2134		- if (isset($to_notes['map authors'])) :
2135		- $ma = array();
2136		- foreach ($to_notes['map authors'] as $rule_type => $author_rules) :
2137		- foreach ($author_rules as $author_name => $author_action) :
2138		- $ma[] = $rule_type."\n".$author_name."\n".$author_action;
2139		- endforeach;
2140		- endforeach;
2141		- $to_notes['map authors'] = implode("\n\n", $ma);
2142		- endif;
2143		-
2144		- unset($to_notes['link/id']); unset($to_notes['link/uri']);
2145		- unset($to_notes['link/name']);
2146		- unset($to_notes['hardcode categories']); // Deprecated
2147		- unset($to_notes['unfamiliar categories']); // Deprecated
2148		-
2149		- $notes = '';
2150		- foreach ($to_notes as $key => $value) :
2151		- $notes .= $key . ": ". addcslashes($value, "\0..\37".'\\') . "\n";
2152		- endforeach;
2153		-
2154		- $update_set = "link_notes = '".$wpdb->escape($notes)."'";
2155		-
2156		- // Update the properties of the link from the feed information
2157		- $result = $wpdb->query("
2158		- UPDATE $wpdb->links
2159		- SET $update_set
2160		- WHERE link_id='$this->id'
2161		- ");
	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.');
2162	1945	endif;
2163		- return $new_count;
2164		- } /* SyndicatedLink::poll() */
2165		-
2166		- function uri () {
2167		- return (is_object($this->link) ? $this->link->link_rss : NULL);
	1946	+ return $ret;
2168	1947	}
2169		- function homepage () {
2170		- return (isset($this->settings['feed/link']) ? $this->settings['feed/link'] : NULL);
2171		- }
2172	1948
2173		- function ttl () {
2174		- if (is_object($this->magpie)) :
2175		- $channel = $this->magpie->channel;
2176		- else :
2177		- $channel = array();
2178		- endif;
2179		-
2180		- if (isset($channel['ttl'])) :
2181		- // "ttl stands for time to live. It's a number of
2182		- // minutes that indicates how long a channel can be
2183		- // cached before refreshing from the source."
2184		- // <http://blogs.law.harvard.edu/tech/rss#ltttlgtSubelementOfLtchannelgt>
2185		- $ret = $channel['ttl'];
2186		- elseif (isset($channel['sy']['updatefrequency']) or isset($channel['sy']['updateperiod'])) :
2187		- $period_minutes = array (
2188		- 'hourly' => 60, /* minutes in an hour */
2189		- 'daily' => 1440, /* minutes in a day */
2190		- 'weekly' => 10080, /* minutes in a week */
2191		- 'monthly' => 43200, /* minutes in a month */
2192		- 'yearly' => 525600, /* minutes in a year */
2193		- );
2194		-
2195		- // "sy:updatePeriod: Describes the period over which the
2196		- // channel format is updated. Acceptable values are:
2197		- // hourly, daily, weekly, monthly, yearly. If omitted,
2198		- // daily is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2199		- if (isset($channel['sy']['updateperiod'])) : $period = $channel['sy']['updateperiod'];
2200		- else : $period = 'daily';
2201		- endif;
2202		-
2203		- // "sy:updateFrequency: Used to describe the frequency
2204		- // of updates in relation to the update period. A
2205		- // positive integer indicates how many times in that
2206		- // period the channel is updated. ... If omitted a value
2207		- // of 1 is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2208		- if (isset($channel['sy']['updatefrequency'])) : $freq = (int) $channel['sy']['updatefrequency'];
2209		- else : $freq = 1;
2210		- endif;
2211		-
2212		- $ret = (int) ($period_minutes[$period] / $freq);
2213		- else :
2214		- $ret = NULL;
2215		- endif;
2216		- return $ret;
2217		- } /* SyndicatedLink::ttl() */
2218		-
2219		- // SyndicatedLink::flatten_array (): flatten an array. Useful for
2220		- // hierarchical and namespaced elements.
2221		- //
2222		- // Given an array which may contain array or object elements in it,
2223		- // return a "flattened" array: a one-dimensional array of scalars
2224		- // containing each of the scalar elements contained within the array
2225		- // structure. Thus, for example, if $a['b']['c']['d'] == 'e', then the
2226		- // returned array for FeedWordPress::flatten_array($a) will contain a key
2227		- // $a['feed/b/c/d'] with value 'e'.
2228		- function flatten_array ($arr, $prefix = 'feed/', $separator = '/') {
2229		- $ret = array ();
2230		- if (is_array($arr)) :
2231		- foreach ($arr as $key => $value) :
2232		- if (is_scalar($value)) :
2233		- $ret[$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	+ );
2234	1968	else :
2235		- $ret = array_merge($ret, $this->flatten_array($value, $prefix.$key.$separator, $separator));
	1969	+ $ret[] = array(
	1970	+ 'error',
	1971	+ $arg
	1972	+ );
2236	1973	endif;
2237	1974	endforeach;
2238	1975	endif;
2239	1976	return $ret;
2240		- } // function SyndicatedLink::flatten_array ()
2241		-
2242		- function hardcode ($what) {
2243		- $default = get_option("feedwordpress_hardcode_$what");
2244		- if ( $default === 'yes' ) :
2245		- // If the default is to hardcode, then we want the
2246		- // negation of negative(): TRUE by default and FALSE if
2247		- // the setting is explicitly "no"
2248		- $ret = !FeedWordPress::negative($this->settings, "hardcode $what");
2249		- else :
2250		- // If the default is NOT to hardcode, then we want
2251		- // affirmative(): FALSE by default and TRUE if the
2252		- // setting is explicitly "yes"
2253		- $ret = FeedWordPress::affirmative($this->settings, "hardcode $what");
2254		- endif;
2255		- return $ret;
2256		- } // function SyndicatedLink::hardcode ()
2257		-
2258		- function syndicated_status ($what, $default) {
2259		- global $wpdb;
2260		-
2261		- $ret = get_option("feedwordpress_syndicated_{$what}_status");
2262		- if ( isset($this->settings["$what status"]) ) :
2263		- $ret = $this->settings["$what status"];
2264		- elseif (!$ret) :
2265		- $ret = $default;
2266		- endif;
2267		- return $wpdb->escape(trim(strtolower($ret)));
2268		- } // function SyndicatedLink:syndicated_status ()
2269		-} // class SyndicatedLink
2270		-
2271		-################################################################################
2272		-## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
2273		-################################################################################
2274		-
2275		-function feedwordpress_xmlrpc_hook ($args = array ()) {
2276		- $args['weblogUpdates.ping'] = 'feedwordpress_pong';
2277		- return $args;
2278		-}
2279		-
2280		-function feedwordpress_pong ($args) {
2281		- $feedwordpress =& new FeedWordPress;
2282		- $delta = @$feedwordpress->update($args[1]);
2283		- if (is_null($delta)):
2284		- return array('flerror' => true, 'message' => "Sorry. I don't syndicate <$args[1]>.");
2285		- else:
2286		- $mesg = array();
2287		- if (isset($delta['new'])) { $mesg[] = ' '.$delta['new'].' new posts were syndicated'; }
2288		- if (isset($delta['updated'])) { $mesg[] = ' '.$delta['updated'].' existing posts were updated'; }
2289		-
2290		- return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
2291		- endif;
2292		-}
2293		-
2294		-################################################################################
2295		-## class FeedFinder: find likely feeds using autodetection and/or guesswork ####
2296		-################################################################################
2297		-
2298		-class FeedFinder {
2299		- var $uri = NULL;
2300		- var $_cache_uri = NULL;
	1977	+ } /* FeedWordPressRPC::subscribe () */
2301	1978
2302		- var $verify = FALSE;
2303		-
2304		- var $_data = NULL;
2305		- var $_head = NULL;
2306		-
2307		- # -- Recognition patterns
2308		- var $_feed_types = array(
2309		- 'application/rss+xml',
2310		- 'text/xml',
2311		- 'application/atom+xml',
2312		- 'application/x.atom+xml',
2313		- 'application/x-atom+xml'
2314		- );
2315		- var $_feed_markers = array('\\<feed', '\\<rss', 'xmlns="http://purl.org/rss/1.0');
2316		- var $_html_markers = array('\\<html');
2317		- var $_obvious_feed_url = array('[./]rss', '[./]rdf', '[./]atom', '[./]feed', '\.xml');
2318		- var $_maybe_feed_url = array ('rss', 'rdf', 'atom', 'feed', 'xml');
2319		-
2320		- function FeedFinder ($uri = NULL, $verify = TRUE) {
2321		- $this->uri = $uri; $this->verify = $verify;
2322		- } /* FeedFinder::FeedFinder () */
2323		-
2324		- function find ($uri = NULL) {
2325		- $ret = array ();
2326		- if (!is_null($this->data($uri))) {
2327		- if ($this->is_feed($uri)) {
2328		- $ret = array($this->uri);
2329		- } else {
2330		- // Assume that we have HTML or XHTML (even if we don't, who's it gonna hurt?)
2331		- // Autodiscovery is the preferred method
2332		- $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);
2333	1985
2334		- // ... but we'll also take the little orange buttons
2335		- $href = array_merge($href, $this->_a_href_feeds(TRUE));
	1986	+ if (!$link_id) :
	1987	+ $link_id = FeedWordPress::find_link($arg, 'link_url');
	1988	+ endif;
2336	1989
2337		- // If all that failed, look harder
2338		- if (count($href) == 0) $href = $this->_a_href_feeds(FALSE);
2339		-
2340		- // Verify feeds and resolve relative URIs
2341		- foreach ($href as $u) {
2342		- $the_uri = Relative_URI::resolve($u, $this->uri);
2343		- if ($this->verify) {
2344		- $feed =& new FeedFinder($the_uri);
2345		- if ($feed->is_feed()) $ret[] = $the_uri;
2346		- $feed = NULL;
2347		- } else {
2348		- $ret[] = $the_uri;
2349		- }
2350		- } /* foreach */
2351		- } /* if */
2352		- } /* if */
2353		- return array_unique($ret);
2354		- } /* FeedFinder::find () */
2355		-
2356		- function data ($uri = NULL) {
2357		- $this->_get($uri);
2358		- return $this->_data;
2359		- }
2360		-
2361		- function is_feed ($uri = NULL) {
2362		- $data = $this->data($uri);
2363		-
2364		- return (
2365		- preg_match (
2366		- "\007(".implode('|',$this->_feed_markers).")\007i",
2367		- $data
2368		- ) and !preg_match (
2369		- "\007(".implode('|',$this->_html_markers).")\007i",
2370		- $data
2371		- )
2372		- );
2373		- } /* FeedFinder::is_feed () */
2374		-
2375		- # --- Private methods ---
2376		- function _get ($uri = NULL) {
2377		- if ($uri) $this->uri = $uri;
2378		-
2379		- // Is the result not yet cached?
2380		- if ($this->_cache_uri !== $this->uri) :
2381		- // Snoopy is an HTTP client in PHP
2382		- $client = new Snoopy();
2383		-
2384		- // Prepare headers and internal settings
2385		- $client->rawheaders['Connection'] = 'close';
2386		- $client->accept = 'application/atom+xml application/rdf+xml application/rss+xml application/xml text/html */*';
2387		- $client->agent = 'feedfinder/1.2 (compatible; PHP FeedFinder) +http://projects.radgeek.com/feedwordpress';
2388		- $client->read_timeout = 25;
2389		-
2390		- // Fetch the HTML or feed
2391		- @$client->fetch($this->uri);
2392		- $this->_data = $client->results;
2393		-
2394		- // Kilroy was here
2395		- $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;
2396	2005	endif;
2397		- } /* FeedFinder::_get () */
2398		-
2399		- function _link_rel_feeds () {
2400		- $links = $this->_tags('link');
2401		- $link_count = count($links);
2402		-
2403		- // now figure out which one points to the RSS file
2404		- $href = array ();
2405		- for ($n=0; $n<$link_count; $n++) {
2406		- if (strtolower($links[$n]['rel']) == 'alternate') {
2407		- if (in_array(strtolower($links[$n]['type']), $this->_feed_types)) {
2408		- $href[] = $links[$n]['href'];
2409		- } /* if */
2410		- } /* if */
2411		- } /* for */
2412		- return $href;
2413		- }
2414		-
2415		- function _a_href_feeds ($obvious = TRUE) {
2416		- $pattern = ($obvious ? $this->_obvious_feed_url : $this->_maybe_feed_url);
2417		-
2418		- $links = $this->_tags('a');
2419		- $link_count = count($links);
2420		-
2421		- // now figure out which one points to the RSS file
2422		- $href = array ();
2423		- for ($n=0; $n<$link_count; $n++) {
2424		- if (preg_match("\007(".implode('|',$pattern).")\007i", $links[$n]['href'])) {
2425		- $href[] = $links[$n]['href'];
2426		- } /* if */
2427		- } /* for */
2428		- return $href;
2429		- }
2430		-
2431		- function _tags ($tag) {
2432		- $html = $this->data();
2433		-
2434		- // search through the HTML, save all <link> tags
2435		- // and store each link's attributes in an associative array
2436		- preg_match_all('/<'.$tag.'\s+(.*?)\s*\/?>/si', $html, $matches);
2437		- $links = $matches[1];
2438		- $ret = array();
2439		- $link_count = count($links);
2440		- for ($n=0; $n<$link_count; $n++) {
2441		- $attributes = preg_split('/\s+/s', $links[$n]);
2442		- foreach($attributes as $attribute) {
2443		- $att = preg_split('/\s*=\s*/s', $attribute, 2);
2444		- if (isset($att[1])) {
2445		- $att[1] = preg_replace('/([\'"]?)(.*)\1/', '$2', $att[1]);
2446		- $final_link[strtolower($att[0])] = $att[1];
2447		- } /* if */
2448		- } /* foreach */
2449		- $ret[$n] = $final_link;
2450		- } /* for */
2451	2006	return $ret;
2452		- }
2453		-} /* class FeedFinder */
2454		-
2455		-# Relative URI static class: PHP class for resolving relative URLs
2456		-#
2457		-# This class is derived (under the terms of the GPL) from URL Class 0.3 by
2458		-# Keyvan Minoukadeh <keyvan@k1m.com>, which is great but more than we need
2459		-# for FeedWordPress's purposes. The class has been stripped down to a single
2460		-# public method: Relative_URI::resolve($url, $base), which resolves the URI in
2461		-# $url relative to the URI in $base
2462		-#
2463		-# The upgraded MagpieRSS also uses this class. So if we have it loaded
2464		-# in, don't load it again.
2465		-if (!class_exists('Relative_URI')) {
2466		-
2467		- class Relative_URI
2468		- {
2469		- // Resolve relative URI in $url against the base URI in $base. If $base
2470		- // is not supplied, then we use the REQUEST_URI of this script.
2471		- //
2472		- // I'm hoping this method reflects RFC 2396 Section 5.2
2473		- function resolve ($url, $base = NULL)
2474		- {
2475		- if (is_null($base)):
2476		- $base = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
2477		- endif;
	2007	+ } /* FeedWordPress::unsubscribe () */
2478	2008
2479		- $base = Relative_URI::_encode(trim($base));
2480		- $uri_parts = Relative_URI::_parse_url($base);
	2009	+ function deactivate ($args) {
	2010	+ return $this->unsubscribe('deactivate', $args);
	2011	+ } /* FeedWordPressRPC::deactivate () */
2481	2012
2482		- $url = Relative_URI::_encode(trim($url));
2483		- $parts = Relative_URI::_parse_url($url);
	2013	+ function delete ($args) {
	2014	+ return $this->unsubscribe('delete', $args);
	2015	+ } /* FeedWordPressRPC::delete () */
2484	2016
2485		- $uri_parts['fragment'] = (isset($parts['fragment']) ? $parts['fragment'] : null);
2486		- $uri_parts['query'] = (isset($parts['query']) ? $parts['query'] : null);
2487		-
2488		- // if path is empty, and scheme, host, and query are undefined,
2489		- // the URL is referring the base URL
2490		-
2491		- if (($parts['path'] == '') && !isset($parts['scheme']) && !isset($parts['host']) && !isset($parts['query'])) {
2492		- // If the URI is empty or only a fragment, return the base URI
2493		- return $base . (isset($parts['fragment']) ? '#'.$parts['fragment'] : '');
2494		- } elseif (isset($parts['scheme'])) {
2495		- // If the scheme is set, then the URI is absolute.
2496		- return $url;
2497		- } elseif (isset($parts['host'])) {
2498		- $uri_parts['host'] = $parts['host'];
2499		- $uri_parts['path'] = $parts['path'];
2500		- } else {
2501		- // We have a relative path but not a host.
2502		-
2503		- // start ugly fix:
2504		- // prepend slash to path if base host is set, base path is not set, and url path is not absolute
2505		- if ($uri_parts['host'] && ($uri_parts['path'] == '')
2506		- && (strlen($parts['path']) > 0)
2507		- && (substr($parts['path'], 0, 1) != '/')) {
2508		- $parts['path'] = '/'.$parts['path'];
2509		- } // end ugly fix
2510		-
2511		- if (substr($parts['path'], 0, 1) == '/') {
2512		- $uri_parts['path'] = $parts['path'];
2513		- } else {
2514		- // copy base path excluding any characters after the last (right-most) slash character
2515		- $buffer = substr($uri_parts['path'], 0, (int)strrpos($uri_parts['path'], '/')+1);
2516		- // append relative path
2517		- $buffer .= $parts['path'];
2518		- // remove "./" where "." is a complete path segment.
2519		- $buffer = str_replace('/./', '/', $buffer);
2520		- if (substr($buffer, 0, 2) == './') {
2521		- $buffer = substr($buffer, 2);
2522		- }
2523		- // if buffer ends with "." as a complete path segment, remove it
2524		- if (substr($buffer, -2) == '/.') {
2525		- $buffer = substr($buffer, 0, -1);
2526		- }
2527		- // remove "<segment>/../" where <segment> is a complete path segment not equal to ".."
2528		- $search_finished = false;
2529		- $segment = explode('/', $buffer);
2530		- while (!$search_finished) {
2531		- for ($x=0; $x+1 < count($segment);) {
2532		- if (($segment[$x] != '') && ($segment[$x] != '..') && ($segment[$x+1] == '..')) {
2533		- if ($x+2 == count($segment)) $segment[] = '';
2534		- unset($segment[$x], $segment[$x+1]);
2535		- $segment = array_values($segment);
2536		- continue 2;
2537		- } else {
2538		- $x++;
2539		- }
2540		- }
2541		- $search_finished = true;
2542		- }
2543		- $buffer = (count($segment) == 1) ? '/' : implode('/', $segment);
2544		- $uri_parts['path'] = $buffer;
2545		-
2546		- }
2547		- }
2548		-
2549		- // If we've gotten to this point, we can try to put the pieces
2550		- // back together.
2551		- $ret = '';
2552		- if (isset($uri_parts['scheme'])) $ret .= $uri_parts['scheme'].':';
2553		- if (isset($uri_parts['user'])) {
2554		- $ret .= $uri_parts['user'];
2555		- if (isset($uri_parts['pass'])) $ret .= ':'.$uri_parts['parts'];
2556		- $ret .= '@';
2557		- }
2558		- if (isset($uri_parts['host'])) {
2559		- $ret .= '//'.$uri_parts['host'];
2560		- if (isset($uri_parts['port'])) $ret .= ':'.$uri_parts['port'];
2561		- }
2562		- $ret .= $uri_parts['path'];
2563		- if (isset($uri_parts['query'])) $ret .= '?'.$uri_parts['query'];
2564		- if (isset($uri_parts['fragment'])) $ret .= '#'.$uri_parts['fragment'];
2565		-
2566		- return $ret;
2567		- }
2568		-
2569		- /**
2570		- * Parse URL
2571		- *
2572		- * Regular expression grabbed from RFC 2396 Appendix B.
2573		- * This is a replacement for PHPs builtin parse_url().
2574		- * @param string $url
2575		- * @access private
2576		- * @return array
2577		- */
2578		- function _parse_url($url)
2579		- {
2580		- // I'm using this pattern instead of parse_url() as there's a few strings where parse_url()
2581		- // generates a warning.
2582		- if (preg_match('!^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?!', $url, $match)) {
2583		- $parts = array();
2584		- if ($match[1] != '') $parts['scheme'] = $match[2];
2585		- if ($match[3] != '') $parts['auth'] = $match[4];
2586		- // parse auth
2587		- if (isset($parts['auth'])) {
2588		- // store user info
2589		- if (($at_pos = strpos($parts['auth'], '@')) !== false) {
2590		- $userinfo = explode(':', substr($parts['auth'], 0, $at_pos), 2);
2591		- $parts['user'] = $userinfo[0];
2592		- if (isset($userinfo[1])) $parts['pass'] = $userinfo[1];
2593		- $parts['auth'] = substr($parts['auth'], $at_pos+1);
2594		- }
2595		- // get port number
2596		- if ($port_pos = strrpos($parts['auth'], ':')) {
2597		- $parts['host'] = substr($parts['auth'], 0, $port_pos);
2598		- $parts['port'] = (int)substr($parts['auth'], $port_pos+1);
2599		- if ($parts['port'] < 1) $parts['port'] = null;
2600		- } else {
2601		- $parts['host'] = $parts['auth'];
2602		- }
2603		- }
2604		- unset($parts['auth']);
2605		- $parts['path'] = $match[5];
2606		- if (isset($match[6]) && ($match[6] != '')) $parts['query'] = $match[7];
2607		- if (isset($match[8]) && ($match[8] != '')) $parts['fragment'] = $match[9];
2608		- return $parts;
2609		- }
2610		- // shouldn't reach here
2611		- return array('path'=>'');
2612		- }
2613		-
2614		- function _encode($string)
2615		- {
2616		- static $replace = array();
2617		- if (!count($replace)) {
2618		- $find = array(32, 34, 60, 62, 123, 124, 125, 91, 92, 93, 94, 96, 127);
2619		- $find = array_merge(range(0, 31), $find);
2620		- $find = array_map('chr', $find);
2621		- foreach ($find as $char) {
2622		- $replace[$char] = '%'.bin2hex($char);
2623		- }
2624		- }
2625		- // escape control characters and a few other characters
2626		- $encoded = strtr($string, $replace);
2627		- // remove any character outside the hex range: 21 - 7E (see www.asciitable.com)
2628		- return preg_replace('/[^\x21-\x7e]/', '', $encoded);
2629		- }
2630		- } // class Relative_URI
2631		-}
	2017	+ function nuke ($args) {
	2018	+ return $this->unsubscribe('nuke', $args);
	2019	+ } /* FeedWordPressRPC::nuke () */
	2020	+} /* class FeedWordPressRPC */
2632	2021
2633	2022	// take your best guess at the realname and e-mail, given a string
2634	2023	define('FWP_REGEX_EMAIL_ADDY', '([^@"(<\s]+@[^"@(<\s]+\.[^"@(<\s]+)');
2635	2024	define('FWP_REGEX_EMAIL_NAME', '("([^"]*)"|([^"<(]+\S))');