← All changes | feedwordpress.php +679 -2040 2008.1214 → 2010.0528 View file →

		@@ -1,16 +1,20 @@
1	1	<?php
2	2	/*
3	3	Plugin Name: FeedWordPress
4		-Plugin URI: http://projects.radgeek.com/feedwordpress
	4	+Plugin URI: http://feedwordpress.radgeek.com/
5	5	Description: simple and flexible Atom/RSS syndication for WordPress
6		-Version: 2008.1214
	6	+Version: 2010.0528
7	7	Author: Charles Johnson
8	8	Author URI: http://radgeek.com/
9	9	License: GPL
10		-Last modified: 2008-12-14 4:29pm PST
11	10	*/
12	11
	12	+/**
	13	+ * @package FeedWordPress
	14	+ * @version 2010.0528
	15	+ */
	16	+
13	17	# This uses code derived from:
14	18	# - wp-rss-aggregate.php by Kellan Elliot-McCrea <kellan@protest.net>
15	19	# - HTTP Navigator 2 by Keyvan Minoukadeh <keyvan@k1m.com>
16	20	# - Ultra-Liberal Feed Finder by Mark Pilgrim <mark@diveintomark.org>
		@@ -28,13 +32,24 @@
28	32	# or use a cron job.
29	33
30	34	# -- Don't change these unless you know what you're doing...
31	35
32		-define ('FEEDWORDPRESS_VERSION', '2008.1214');
	36	+define ('FEEDWORDPRESS_VERSION', '2010.0528');
33	37	define ('FEEDWORDPRESS_AUTHOR_CONTACT', 'http://radgeek.com/contact');
	38	+
	39	+// Defaults
34	40	define ('DEFAULT_SYNDICATION_CATEGORY', 'Contributors');
	41	+define ('DEFAULT_UPDATE_PERIOD', 60); // value in minutes
35	42
36		-define ('FEEDWORDPRESS_DEBUG', false);
	43	+if (isset($_REQUEST['feedwordpress_debug'])) :
	44	+ $feedwordpress_debug = $_REQUEST['feedwordpress_debug'];
	45	+else :
	46	+ $feedwordpress_debug = get_option('feedwordpress_debug');
	47	+ if (is_string($feedwordpress_debug)) :
	48	+ $feedwordpress_debug = ($feedwordpress_debug == 'yes');
	49	+ endif;
	50	+endif;
	51	+define ('FEEDWORDPRESS_DEBUG', $feedwordpress_debug);
37	52
38	53	define ('FEEDWORDPRESS_CAT_SEPARATOR_PATTERN', '/[:\n]/');
39	54	define ('FEEDWORDPRESS_CAT_SEPARATOR', "\n");
40	55
		@@ -48,14 +63,15 @@
48	63	define ('FWP_SCHEMA_23', 5495); // Database schema # for WP 2.3
49	64	define ('FWP_SCHEMA_25', 7558); // Database schema # for WP 2.5
50	65	define ('FWP_SCHEMA_26', 8201); // Database schema # for WP 2.6
51	66	define ('FWP_SCHEMA_27', 9872); // Database schema # for WP 2.7
	67	+define ('FWP_SCHEMA_28', 11548); // Database schema # for WP 2.8
	68	+define ('FWP_SCHEMA_29', 12329); // Database schema # for WP 2.9
52	69
53	70	if (FEEDWORDPRESS_DEBUG) :
54	71	// Help us to pick out errors, if any.
55	72	ini_set('error_reporting', E_ALL & ~E_NOTICE);
56	73	ini_set('display_errors', true);
57		- define('MAGPIE_DEBUG', true);
58	74
59	75	// When testing we don't want cache issues to interfere. But this is
60	76	// a VERY BAD SETTING for a production server. Webmasters will eat your
61	77	// face for breakfast if you use it, and the baby Jesus will cry. So
		@@ -60,22 +76,25 @@
60	76	// a VERY BAD SETTING for a production server. Webmasters will eat your
61	77	// face for breakfast if you use it, and the baby Jesus will cry. So
62	78	// make sure FEEDWORDPRESS_DEBUG is FALSE for any site that will be
63	79	// used for more than testing purposes!
64		- define('MAGPIE_CACHE_AGE', 1);
	80	+ define('FEEDWORDPRESS_CACHE_AGE', 1);
	81	+ define('FEEDWORDPRESS_CACHE_LIFETIME', 1);
	82	+ define('FEEDWORDPRESS_FETCH_TIME_OUT', 60);
65	83	else :
66		- define('MAGPIE_DEBUG', false);
	84	+ // Hold onto data all day for conditional GET purposes,
	85	+ // but consider it stale after 1 min (requiring a conditional GET)
	86	+ define('FEEDWORDPRESS_CACHE_LIFETIME', 24*60*60);
	87	+ define('FEEDWORDPRESS_CACHE_AGE', 1*60);
	88	+ define('FEEDWORDPRESS_FETCH_TIME_OUT', 10);
67	89	endif;
68	90
69		-// Note that the rss-functions.php that comes prepackaged with WordPress is
70		-// old & busted. For the new hotness, drop a copy of rss.php from
71		-// this archive into wp-includes/rss.php
	91	+// Use our the cache settings that we want.
	92	+add_filter('wp_feed_cache_transient_lifetime', array('FeedWordPress', 'cache_lifetime'));
72	93
73		-if (is_readable(ABSPATH . WPINC . '/rss.php')) :
74		- require_once (ABSPATH . WPINC . '/rss.php');
75		-else :
76		- require_once (ABSPATH . WPINC . '/rss-functions.php');
77		-endif;
	94	+// Ensure that we have SimplePie loaded up and ready to go.
	95	+// We no longer need a MagpieRSS upgrade module. Hallelujah!
	96	+require_once(ABSPATH . WPINC . '/feed.php');
78	97
79	98	if (isset($wp_db_version)) :
80	99	if ($wp_db_version >= FWP_SCHEMA_23) :
81	100	require_once (ABSPATH . WPINC . '/registration.php'); // for wp_insert_user
		@@ -88,8 +107,9 @@
88	107	endif;
89	108	endif;
90	109
91	110	require_once(dirname(__FILE__) . '/compatability.php'); // LEGACY API: Replicate or mock up functions for legacy support purposes
	111	+require_once(dirname(__FILE__) . '/feedwordpresshtml.class.php');
92	112
93	113	// Magic quotes are just about the stupidest thing ever.
94	114	if (is_array($_POST)) :
95	115	$fwp_post = stripslashes_deep($_POST);
		@@ -107,13 +127,20 @@
107	127	else : // Something went wrong. Let's just guess.
108	128	$fwp_path = 'feedwordpress';
109	129	endif;
110	130
	131	+function feedwordpress_admin_scripts () {
	132	+ wp_enqueue_script('post'); // for magic tag and category boxes
	133	+ wp_enqueue_script('admin-forms'); // for checkbox selection
	134	+}
	135	+
111	136	// If this is a FeedWordPress admin page, queue up scripts for AJAX functions that FWP uses
112	137	// If it is a display page or a non-FeedWordPress admin page, don't.
113	138	if (is_admin() and isset($_REQUEST['page']) and preg_match("|^{$fwp_path}/|", $_REQUEST['page'])) :
114	139	if (function_exists('wp_enqueue_script')) :
115		- if (isset($wp_db_version) and $wp_db_version >= FWP_SCHEMA_25) :
	140	+ if (FeedWordPressCompatibility::test_version(FWP_SCHEMA_29)) :
	141	+ add_action('admin_print_scripts', 'feedwordpress_admin_scripts');
	142	+ elseif (FeedWordPressCompatibility::test_version(FWP_SCHEMA_25)) :
116	143	wp_enqueue_script('post'); // for magic tag and category boxes
117	144	wp_enqueue_script('thickbox'); // for fold-up boxes
118	145	wp_enqueue_script('admin-forms'); // for checkbox selection
119	146	else :
		@@ -154,8 +181,15 @@
154	181
155	182	# Filter in original permalinks if the user wants that
156	183	add_filter('post_link', 'syndication_permalink', 1);
157	184
	185	+ # When foreign URLs are used for permalinks in feeds or display
	186	+ # contexts, they need to be escaped properly.
	187	+ add_filter('the_permalink', 'syndication_permalink_escaped');
	188	+ add_filter('the_permalink_rss', 'syndication_permalink_escaped');
	189	+
	190	+ add_filter('post_comments_feed_link', 'syndication_comments_feed_link');
	191	+
158	192	# WTF? By default, wp_insert_link runs incoming link_url and link_rss
159	193	# URIs through default filters that include `wp_kses()`. But `wp_kses()`
160	194	# just happens to escape any occurrence of & to &amp; -- which just
161	195	# happens to fuck up any URI with a & to separate GET parameters.
		@@ -163,9 +197,13 @@
163	197	remove_filter('pre_link_url', 'wp_filter_kses');
164	198
165	199	# Admin menu
166	200	add_action('admin_menu', 'fwp_add_pages');
167		-
	201	+ add_action('admin_notices', 'fwp_check_debug');
	202	+
	203	+ add_action('admin_menu', 'feedwordpress_add_post_edit_controls');
	204	+ add_action('save_post', 'feedwordpress_save_post_edit_controls');
	205	+
168	206	# Inbound XML-RPC update methods
169	207	add_filter('xmlrpc_methods', 'feedwordpress_xmlrpc_hook');
170	208
171	209	# Outbound XML-RPC ping reform
		@@ -186,13 +224,32 @@
186	224	add_action('feedwordpress_update', 'log_feedwordpress_update_feeds', 100);
187	225	add_action('feedwordpress_check_feed', 'log_feedwordpress_check_feed', 100);
188	226	add_action('feedwordpress_update_complete', 'log_feedwordpress_update_complete', 100);
189	227	endif;
190		-
	228	+
	229	+ if (FeedWordPress::update_requested()) :
	230	+ if (FEEDWORDPRESS_DEBUG) :
	231	+ add_action('post_syndicated_item', 'debug_out_feedwordpress_post', 100);
	232	+ add_action('update_syndicated_item', 'debug_out_feedwordpress_update_post', 100);
	233	+ add_action('feedwordpress_update', 'debug_out_feedwordpress_update_feeds', 100);
	234	+ add_action('feedwordpress_check_feed', 'debug_out_feedwordpress_check_feed', 100);
	235	+ add_action('feedwordpress_update_complete', 'debug_out_feedwordpress_update_complete', 100);
	236	+ endif;
	237	+
	238	+ add_action('feedwordpress_check_feed_complete', 'debug_out_feedwordpress_feed_error', 100, 3);
	239	+ endif;
	240	+
191	241	# Cron-less auto-update. Hooray!
192		- add_action('init', 'feedwordpress_auto_update');
193		-
	242	+ $autoUpdateHook = get_option('feedwordpress_automatic_updates');
	243	+ if ($autoUpdateHook != 'init') :
	244	+ $autoUpdateHook = 'shutdown';
	245	+ endif;
	246	+ add_action($autoUpdateHook, 'feedwordpress_auto_update');
	247	+
	248	+ add_action('init', 'feedwordpress_update_magic_url');
	249	+
194	250	# Default sanitizers
	251	+ add_filter('syndicated_item_content', array('SyndicatedPost', 'resolve_relative_uris'), 0, 2);
195	252	add_filter('syndicated_item_content', array('SyndicatedPost', 'sanitize_content'), 0, 2);
196	253
197	254	else :
198	255	# Hook in the menus, which will just point to the upgrade interface
		@@ -200,16 +257,46 @@
200	257	endif; // if (!FeedWordPress::needs_upgrade())
201	258
202	259	function feedwordpress_auto_update () {
203	260	if (FeedWordPress::stale()) :
204		- $feedwordpress =& new FeedWordPress;
	261	+ $feedwordpress = new FeedWordPress;
205	262	$feedwordpress->update();
206	263	endif;
207		-
	264	+} /* feedwordpress_auto_update () */
	265	+
	266	+function feedwordpress_update_magic_url () {
	267	+ global $wpdb;
	268	+
	269	+ // Explicit update request in the HTTP request (e.g. from a cron job)
208	270	if (FeedWordPress::update_requested()) :
	271	+ $feedwordpress = new FeedWordPress;
	272	+ $feedwordpress->update(FeedWordPress::update_requested_url());
	273	+
	274	+ if (FEEDWORDPRESS_DEBUG and count($wpdb->queries) > 0) :
	275	+ $mysqlTime = 0.0;
	276	+ $byTime = array();
	277	+ foreach ($wpdb->queries as $query) :
	278	+ $time = $query[1] * 1000000.0;
	279	+ $mysqlTime += $query[1];
	280	+ if (!isset($byTime[$time])) : $byTime[$time] = array(); endif;
	281	+ $byTime[$time][] = $query[0]. ' // STACK: ' . $query[2];
	282	+ endforeach;
	283	+ krsort($byTime);
	284	+
	285	+ foreach ($byTime as $time => $querySet) :
	286	+ foreach ($querySet as $query) :
	287	+ print "[".(sprintf('%4.4f', $time/1000.0)) . "ms] $query\n";
	288	+ endforeach;
	289	+ endforeach;
	290	+ echo "[feedwordpress] $wpdb->num_queries queries. $mysqlTime seconds in MySQL. Total of "; timer_stop(1); print " seconds.";
	291	+ endif;
	292	+
	293	+
	294	+ // Magic URL should return nothing but a 200 OK header packet
	295	+ // when successful.
209	296	exit;
210	297	endif;
211		-} /* feedwordpress_auto_update () */
	298	+} /* feedwordpress_magic_update_url () */
212	299
213	300	################################################################################
214	301	## LOGGING FUNCTIONS: log status updates to error_log if you want it ###########
215	302	################################################################################
		@@ -246,23 +333,76 @@
246	333	.(is_null($delta) ? "Error: I don't syndicate that URI"
247	334	: implode(' and ', $mesg)));
248	335	}
249	336
	337	+function debug_out_feedwordpress_post ($id) {
	338	+ $post = wp_get_single_post($id);
	339	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] posted "
	340	+ ."'{$post->post_title}' ({$post->post_date})\n");
	341	+}
	342	+
	343	+function debug_out_feedwordpress_update_post ($id) {
	344	+ $post = wp_get_single_post($id);
	345	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] updated "
	346	+ ."'{$post->post_title}' ({$post->post_date})"
	347	+ ." (as of {$post->post_modified})\n");
	348	+}
	349	+
	350	+function debug_out_feedwordpress_update_feeds ($uri) {
	351	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] update('$uri')\n");
	352	+}
	353	+
	354	+function debug_out_feedwordpress_check_feed ($feed) {
	355	+ $uri = $feed['link/uri']; $name = $feed['link/name'];
	356	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] Examining $name <$uri>\n");
	357	+}
	358	+
	359	+function debug_out_feedwordpress_update_complete ($delta) {
	360	+ $mesg = array();
	361	+ if (isset($delta['new'])) $mesg[] = 'added '.$delta['new'].' new posts';
	362	+ if (isset($delta['updated'])) $mesg[] = 'updated '.$delta['updated'].' existing posts';
	363	+ if (empty($mesg)) $mesg[] = 'nothing changed';
	364	+
	365	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] "
	366	+ .(is_null($delta) ? "Error: I don't syndicate that URI"
	367	+ : implode(' and ', $mesg))."\n");
	368	+}
	369	+
	370	+function debug_out_feedwordpress_feed_error ($feed, $added, $dt) {
	371	+ if (is_wp_error($added)) :
	372	+ $mesgs = $added->get_error_messages();
	373	+ foreach ($mesgs as $mesg) :
	374	+ echo "[feedwordpress] Error updating [{$feed['link/uri']}]: $mesg\n";
	375	+ endforeach;
	376	+ endif;
	377	+}
	378	+
250	379	################################################################################
251	380	## TEMPLATE API: functions to make your templates syndication-aware ############
252	381	################################################################################
253	382
254		-function is_syndicated () { return (strlen(get_syndication_feed_id()) > 0); }
	383	+/**
	384	+ * is_syndicated: Tests whether the current post in a Loop context, or a post
	385	+ * given by ID number, was syndicated by FeedWordPress. Useful for templates
	386	+ * to determine whether or not to retrieve syndication-related meta-data in
	387	+ * displaying a post.
	388	+ *
	389	+ * @param int $id The post to check for syndicated status. Defaults to the current post in a Loop context.
	390	+ * @return bool TRUE if the post's meta-data indicates it was syndicated; FALSE otherwise
	391	+ */
	392	+function is_syndicated ($id = NULL) {
	393	+ return (strlen(get_syndication_feed_id($id)) > 0);
	394	+} /* function is_syndicated() */
255	395
256		-function get_syndication_source_link ($original = NULL) {
	396	+function get_syndication_source_link ($original = NULL, $id = NULL) {
257	397	if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
258	398	endif;
259	399
260		- if ($original) : $vals = get_post_custom_values('syndication_source_uri_original');
	400	+ if ($original) : $vals = get_post_custom_values('syndication_source_uri_original', $id);
261	401	else : $vals = array();
262	402	endif;
263	403
264		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri');
	404	+ if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri', $id);
265	405	endif;
266	406
267	407	if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
268	408
		@@ -268,37 +408,72 @@
268	408
269	409	return $ret;
270	410	} /* function get_syndication_source_link() */
271	411
272		-function the_syndication_source_link ($original = NULL) { echo get_syndication_source_link($original); }
	412	+function the_syndication_source_link ($original = NULL, $id = NULL) {
	413	+ echo get_syndication_source_link($original, $id);
	414	+}
273	415
274		-function get_syndication_source ($original = NULL) {
275		- if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
	416	+function feedwordpress_display_url ($url, $before = 60, $after = 0) {
	417	+ $bits = parse_url($url);
	418	+
	419	+ // Strip out crufty subdomains
	420	+ $bits['host'] = preg_replace('/^www[0-9]*\./i', '', $bits['host']);
	421	+
	422	+ // Reassemble bit-by-bit with minimum of crufty elements
	423	+ $url = (isset($bits['user'])?$bits['user'].'@':'')
	424	+ .(isset($bits['host'])?$bits['host']:'')
	425	+ .(isset($bits['path'])?$bits['path']:'')
	426	+ .(isset($uri_bits['port'])?':'.$uri_bits['port']:'')
	427	+ .(isset($bits['query'])?'?'.$bits['query']:'');
	428	+
	429	+ if (strlen($url) > ($before+$after)) :
	430	+ $url = substr($url, 0, $before).'…'.substr($url, 0 - $after, $after);
276	431	endif;
277	432
278		- if ($original) : $vals = get_post_custom_values('syndication_source_original');
279		- else : $vals = array();
	433	+ return $url;
	434	+}
	435	+
	436	+function get_syndication_source ($original = NULL, $id = NULL) {
	437	+ if (is_null($original)) :
	438	+ $original = FeedWordPress::use_aggregator_source_data();
280	439	endif;
	440	+
	441	+ if ($original) :
	442	+ $vals = get_post_custom_values('syndication_source_original', $id);
	443	+ else :
	444	+ $vals = array();
	445	+ endif;
281	446
282		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source');
	447	+ if (count($vals) == 0) :
	448	+ $vals = get_post_custom_values('syndication_source', $id);
283	449	endif;
284	450
285		- if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
	451	+ if (count($vals) > 0) :
	452	+ $ret = $vals[0];
	453	+ else :
	454	+ $ret = NULL;
	455	+ endif;
286	456
	457	+ if (is_null($ret) or strlen(trim($ret)) == 0) :
	458	+ // Fall back to URL of blog
	459	+ $ret = feedwordpress_display_url(get_syndication_source_link());
	460	+ endif;
	461	+
287	462	return $ret;
288	463	} /* function get_syndication_source() */
289	464
290		-function the_syndication_source ($original = NULL) { echo get_syndication_source($original); }
	465	+function the_syndication_source ($original = NULL, $id = NULL) { echo get_syndication_source($original, $id); }
291	466
292		-function get_syndication_feed ($original = NULL) {
	467	+function get_syndication_feed ($original = NULL, $id = NULL) {
293	468	if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
294	469	endif;
295	470
296		- if ($original) : $vals = get_post_custom_values('syndication_feed_original');
	471	+ if ($original) : $vals = get_post_custom_values('syndication_feed_original', $id);
297	472	else : $vals = array();
298	473	endif;
299		-
300		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed');
	474	+
	475	+ if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed', $id);
301	476	endif;
302	477
303	478	if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
304	479
		@@ -304,19 +479,19 @@
304	479
305	480	return $ret;
306	481	} /* function get_syndication_feed() */
307	482
308		-function the_syndication_feed ($original = NULL) { echo get_syndication_feed ($original); }
	483	+function the_syndication_feed ($original = NULL, $id = NULL) { echo get_syndication_feed($original, $id); }
309	484
310		-function get_syndication_feed_guid ($original = NULL) {
	485	+function get_syndication_feed_guid ($original = NULL, $id = NULL) {
311	486	if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
312	487	endif;
313	488
314		- if ($original) : $vals = get_post_custom_values('syndication_source_id_original');
	489	+ if ($original) : $vals = get_post_custom_values('syndication_source_id_original', $id);
315	490	else : $vals = array();
316	491	endif;
317	492
318		- if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id'));
	493	+ if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id', $id));
319	494	endif;
320	495
321	496	if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
322	497
		@@ -322,50 +497,104 @@
322	497
323	498	return $ret;
324	499	} /* function get_syndication_feed_guid () */
325	500
326		-function the_syndication_feed_guid ($original = NULL) { echo get_syndication_feed_guid($original); }
	501	+function the_syndication_feed_guid ($original = NULL, $id = NULL) { echo get_syndication_feed_guid($original, $id); }
327	502
328		-function get_syndication_feed_id () { list($u) = get_post_custom_values('syndication_feed_id'); return $u; }
329		-function the_syndication_feed_id () { echo get_syndication_feed_id(); }
	503	+function get_syndication_feed_id ($id = NULL) { list($u) = get_post_custom_values('syndication_feed_id', $id); return $u; }
	504	+function the_syndication_feed_id ($id = NULL) { echo get_syndication_feed_id($id); }
330	505
331	506	$feedwordpress_linkcache = array (); // only load links from database once
	507	+function get_syndication_feed_object ($id = NULL) {
	508	+ global $feedwordpress_linkcache;
332	509
333		-function get_feed_meta ($key) {
334		- global $wpdb, $feedwordpress_linkcache;
335		- $feed_id = get_syndication_feed_id();
	510	+ $link = NULL;
336	511
337		- $ret = NULL;
	512	+ $feed_id = get_syndication_feed_id($id);
338	513	if (strlen($feed_id) > 0):
339	514	if (isset($feedwordpress_linkcache[$feed_id])) :
340	515	$link = $feedwordpress_linkcache[$feed_id];
341	516	else :
342		- $link =& new SyndicatedLink($feed_id);
	517	+ $link = new SyndicatedLink($feed_id);
343	518	$feedwordpress_linkcache[$feed_id] = $link;
344	519	endif;
	520	+ endif;
	521	+ return $link;
	522	+}
345	523
	524	+function get_feed_meta ($key, $id = NULL) {
	525	+ $ret = NULL;
	526	+
	527	+ $link = get_syndication_feed_object($id);
	528	+ if (is_object($link) and isset($link->settings[$key])) :
346	529	$ret = $link->settings[$key];
347	530	endif;
348	531	return $ret;
349	532	} /* get_feed_meta() */
350	533
351		-function get_syndication_permalink () {
352		- list($u) = get_post_custom_values('syndication_permalink'); return $u;
	534	+function get_syndication_permalink ($id = NULL) {
	535	+ list($u) = get_post_custom_values('syndication_permalink', $id); return $u;
353	536	}
354		-function the_syndication_permalink () {
355		- echo get_syndication_permalink();
	537	+function the_syndication_permalink ($id = NULL) {
	538	+ echo get_syndication_permalink($id);
356	539	}
357	540
	541	+/**
	542	+ * get_local_permalink: returns a string containing the internal permalink
	543	+ * for a post (whether syndicated or not) on your local WordPress installation.
	544	+ * This may be useful if you want permalinks to point to the original source of
	545	+ * an article for most purposes, but want to retrieve a URL for the local
	546	+ * representation of the post for one or two limited purposes (for example,
	547	+ * linking to a comments page on your local aggregator site).
	548	+ *
	549	+ * @param $id The numerical ID of the post to get the permalink for. If empty,
	550	+ * defaults to the current post in a Loop context.
	551	+ * @return string The URL of the local permalink for this post.
	552	+ *
	553	+ * @uses get_permalink()
	554	+ * @global $feedwordpress_the_original_permalink
	555	+ *
	556	+ * @since 2010.0217
	557	+ */
	558	+function get_local_permalink ($id = NULL) {
	559	+ global $feedwordpress_the_original_permalink;
	560	+
	561	+ // get permalink, and thus activate filter and force global to be filled
	562	+ // with original URL.
	563	+ $url = get_permalink($id);
	564	+ return $feedwordpress_the_original_permalink;
	565	+} /* get_local_permalink() */
	566	+
	567	+/**
	568	+ * the_original_permalink: displays the contents of get_original_permalink()
	569	+ *
	570	+ * @param $id The numerical ID of the post to get the permalink for. If empty,
	571	+ * defaults to the current post in a Loop context.
	572	+ *
	573	+ * @uses get_local_permalinks()
	574	+ * @uses apply_filters
	575	+ *
	576	+ * @since 2010.0217
	577	+ */
	578	+function the_local_permalink ($id = NULL) {
	579	+ print apply_filters('the_permalink', get_local_permalink($id));
	580	+} /* function the_local_permalink() */
	581	+
358	582	################################################################################
359	583	## FILTERS: syndication-aware handling of post data for templates and feeds ####
360	584	################################################################################
361	585
362	586	$feedwordpress_the_syndicated_content = NULL;
	587	+$feedwordpress_the_original_permalink = NULL;
363	588
364	589	function feedwordpress_preserve_syndicated_content ($text) {
365	590	global $feedwordpress_the_syndicated_content;
366	591
367		- if ( is_syndicated() and get_option('feedwordpress_formatting_filters') != 'yes' ) :
	592	+ $globalExpose = (get_option('feedwordpress_formatting_filters') == 'yes');
	593	+ $localExpose = get_post_custom_values('_feedwordpress_formatting_filters');
	594	+ $expose = ($globalExpose or ((count($localExpose) > 0) and $localExpose[0]));
	595	+
	596	+ if ( is_syndicated() and !$expose ) :
368	597	$feedwordpress_the_syndicated_content = $text;
369	598	else :
370	599	$feedwordpress_the_syndicated_content = NULL;
371	600	endif;
		@@ -386,16 +615,16 @@
386	615	// In a post context....
387	616	if (is_syndicated()) :
388	617	?>
389	618	<source>
390		- <title><?php the_syndication_source(); ?></title>
391		- <link rel="alternate" type="text/html" href="<?php the_syndication_source_link(); ?>" />
392		- <link rel="self" href="<?php the_syndication_feed(); ?>" />
	619	+ <title><?php print htmlspecialchars(get_syndication_source()); ?></title>
	620	+ <link rel="alternate" type="text/html" href="<?php print htmlspecialchars(get_syndication_source_link()); ?>" />
	621	+ <link rel="self" href="<?php print htmlspecialchars(get_syndication_feed()); ?>" />
393	622	<?php
394	623	$id = get_syndication_feed_guid();
395	624	if (strlen($id) > 0) :
396	625	?>
397		- <id><?php print $id; ?></id>
	626	+ <id><?php print htmlspecialchars($id); ?></id>
398	627	<?php
399	628	endif;
400	629	$updated = get_feed_meta('feed/updated');
401	630	if (strlen($updated) > 0) : ?>
		@@ -407,17 +636,131 @@
407	636	<?php
408	637	endif;
409	638	}
410	639
	640	+/**
	641	+ * syndication_permalink: Allow WordPress to use the original remote URL of
	642	+ * syndicated posts as their permalink. Can be turned on or off by by setting in
	643	+ * Syndication => Posts & Links. Saves the old internal permalink in a global
	644	+ * variable for later use.
	645	+ *
	646	+ * @param string $permalink The internal permalink
	647	+ * @return string The new permalink. Same as the old if the post is not
	648	+ * syndicated, or if FWP is set to use internal permalinks, or if the post
	649	+ * was syndicated, but didn't have a proper permalink recorded.
	650	+ *
	651	+ * @uses FeedWordPress::munge_permalinks()
	652	+ * @uses get_syndication_permalink()
	653	+ * @global $feedwordpress_the_original_permalink
	654	+ */
411	655	function syndication_permalink ($permalink = '') {
412		- if (get_option('feedwordpress_munge_permalink') != 'no'):
413		- $uri = get_syndication_permalink();
414		- return ((strlen($uri) > 0) ? $uri : $permalink);
415		- else:
416		- return $permalink;
	656	+ global $feedwordpress_the_original_permalink;
	657	+
	658	+ // Save the local permalink in case we need to retrieve it later.
	659	+ $feedwordpress_the_original_permalink = $permalink;
	660	+
	661	+ // Map this permalink to a post ID so we can get the correct permalink
	662	+ // even outside of the Post Loop. Props Björn.
	663	+ $id = url_to_postid($permalink);
	664	+
	665	+ $munge = false;
	666	+ $link = get_syndication_feed_object($id);
	667	+ if (is_object($link)) :
	668	+ $munge = ($link->setting('munge permalink', 'munge_permalink', 'yes') != 'no');
417	669	endif;
418		-} // function syndication_permalink ()
419	670
	671	+ if ($munge):
	672	+ $uri = get_syndication_permalink($id);
	673	+ $permalink = ((strlen($uri) > 0) ? $uri : $permalink);
	674	+ endif;
	675	+ return $permalink;
	676	+} /* function syndication_permalink () */
	677	+
	678	+/**
	679	+ * syndication_permalink_escaped: Escape XML special characters in syndicated
	680	+ * permalinks when used in feed contexts and HTML display contexts.
	681	+ *
	682	+ * @param string $permalink
	683	+ * @return string
	684	+ *
	685	+ * @uses is_syndicated()
	686	+ * @uses FeedWordPress::munge_permalinks()
	687	+ *
	688	+ */
	689	+function syndication_permalink_escaped ($permalink) {
	690	+ if (is_syndicated() and FeedWordPress::munge_permalinks()) :
	691	+ // This is a foreign link; WordPress can't vouch for its not
	692	+ // having any entities that need to be &-escaped. So we'll do
	693	+ // it here.
	694	+ $permalink = esc_html($permalink);
	695	+ endif;
	696	+ return $permalink;
	697	+} /* function syndication_permalink_escaped() */
	698	+
	699	+/**
	700	+ * syndication_comments_feed_link: Escape XML special characters in comments
	701	+ * feed links
	702	+ *
	703	+ * @param string $link
	704	+ * @return string
	705	+ *
	706	+ * @uses is_syndicated()
	707	+ * @uses FeedWordPress::munge_permalinks()
	708	+ */
	709	+function syndication_comments_feed_link ($link) {
	710	+ global $feedwordpress_the_original_permalink, $id;
	711	+
	712	+ if (is_syndicated() and FeedWordPress::munge_permalinks()) :
	713	+ // If the source post provided a comment feed URL using
	714	+ // wfw:commentRss or atom:link/@rel="replies" we can make use of
	715	+ // that value here.
	716	+ $source = get_syndication_feed_object();
	717	+ $replacement = NULL;
	718	+ if ($source->setting('munge comments feed links', 'munge_comments_feed_links', 'yes') != 'no') :
	719	+ $commentFeeds = get_post_custom_values('wfw:commentRSS');
	720	+ if (
	721	+ is_array($commentFeeds)
	722	+ and (count($commentFeeds) > 0)
	723	+ and (strlen($commentFeeds[0]) > 0)
	724	+ ) :
	725	+ $replacement = $commentFeeds[0];
	726	+
	727	+ // This is a foreign link; WordPress can't vouch for its not
	728	+ // having any entities that need to be &-escaped. So we'll do it
	729	+ // here.
	730	+ $replacement = esc_html($replacement);
	731	+ endif;
	732	+ endif;
	733	+
	734	+ if (is_null($replacement)) :
	735	+ // Q: How can we get the proper feed format, since the
	736	+ // format is, stupidly, not passed to the filter?
	737	+ // A: Kludge kludge kludge kludge!
	738	+ $fancy_permalinks = ('' != get_option('permalink_structure'));
	739	+ if ($fancy_permalinks) :
	740	+ preg_match('|/feed(/([^/]+))?/?$|', $link, $ref);
	741	+
	742	+ $format = (isset($ref[2]) ? $ref[2] : '');
	743	+ if (strlen($format) == 0) : $format = get_default_feed(); endif;
	744	+
	745	+ $replacement = trailingslashit($feedwordpress_the_original_permalink) . 'feed';
	746	+ if ($format != get_default_feed()) :
	747	+ $replacement .= '/'.$format;
	748	+ endif;
	749	+ $replacement = user_trailingslashit($replacement, 'single_feed');
	750	+ else :
	751	+ // No fancy permalinks = no problem
	752	+ // WordPress doesn't call get_permalink() to
	753	+ // generate the comment feed URL, so the
	754	+ // comments feed link is never munged by FWP.
	755	+ endif;
	756	+ endif;
	757	+
	758	+ if (!is_null($replacement)) : $link = $replacement; endif;
	759	+ endif;
	760	+ return $link;
	761	+} /* function syndication_comments_feed_link() */
	762	+
420	763	################################################################################
421	764	## ADMIN MENU ADD-ONS: register Dashboard management pages #####################
422	765	################################################################################
423	766
		@@ -430,23 +773,38 @@
430	773	// add icon parameter
431	774	$menu[] = WP_PLUGIN_URL.'/'.$fwp_path.'/feedwordpress-tiny.png';
432	775	endif;
433	776
434		- if (fwp_test_wp_version(FWP_SCHEMA_26)) :
435		- $options = __('Settings');
436		- $longoptions = __('Syndication Settings');
	777	+ call_user_func_array('add_menu_page', $menu);
	778	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Feeds & Updates', 'Feeds & Updates', $fwp_capability['manage_options'], $fwp_path.'/feeds-page.php');
	779	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Posts & Links', 'Posts & Links', $fwp_capability['manage_options'], $fwp_path.'/posts-page.php');
	780	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Authors', 'Authors', $fwp_capability['manage_options'], $fwp_path.'/authors-page.php');
	781	+ add_submenu_page($fwp_path.'/syndication.php', 'Categories'.FEEDWORDPRESS_AND_TAGS, 'Categories'.FEEDWORDPRESS_AND_TAGS, $fwp_capability['manage_options'], $fwp_path.'/categories-page.php');
	782	+ add_submenu_page($fwp_path.'/syndication.php', 'FeedWordPress Back End', 'Back End', $fwp_capability['manage_options'], $fwp_path.'/backend-page.php');
	783	+} /* function fwp_add_pages () */
	784	+
	785	+function fwp_check_debug () {
	786	+ // This is a horrible fucking kludge that I have to do because the
	787	+ // admin notice code is triggered before the code that updates the
	788	+ // setting.
	789	+ if (isset($_POST['feedwordpress_debug'])) :
	790	+ $feedwordpress_debug = $_POST['feedwordpress_debug'];
437	791	else :
438		- $options = __('Options');
439		- $longoptions = __('Syndication Options');
	792	+ $feedwordpress_debug = get_option('feedwordpress_debug');
440	793	endif;
	794	+ if ($feedwordpress_debug==='yes') :
	795	+?>
	796	+ <div class="error">
	797	+<p><strong>FeedWordPress warning.</strong> Debugging mode is <strong>ON</strong>.
	798	+While it remains on, FeedWordPress displays many diagnostic error messages,
	799	+warnings, and notices that are ordinarily suppressed, and also turns off all
	800	+caching of feeds. Use with caution: this setting is absolutely inappropriate
	801	+for a production server.</p>
	802	+ </div>
	803	+<?php
	804	+ endif;
	805	+} /* function fwp_check_debug () */
441	806
442		- call_user_func_array('add_menu_page', $menu);
443		- add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Authors', 'Authors', $fwp_capability['manage_options'], $fwp_path.'/authors.php');
444		- add_submenu_page($fwp_path.'/syndication.php', $longoptions, $options, $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
445		-
446		- add_options_page($longoptions, 'Syndication', $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
447		-} // function fwp_add_pages () */
448		-
449	807	################################################################################
450	808	## fwp_hold_pings() and fwp_release_pings(): Outbound XML-RPC ping reform ####
451	809	## ... 'coz it's rude to send 500 pings the first time your aggregator runs ####
452	810	################################################################################
		@@ -502,8 +860,65 @@
502	860	endif;
503	861	endif;
504	862	}
505	863
	864	+ function feedwordpress_add_post_edit_controls () {
	865	+ add_meta_box('feedwordpress-post-controls', __('Syndication'), 'feedwordpress_post_edit_controls', 'post', 'side', 'high');
	866	+ } // function FeedWordPress::postEditControls
	867	+
	868	+ function feedwordpress_post_edit_controls () {
	869	+ global $post;
	870	+
	871	+ $frozen_values = get_post_custom_values('_syndication_freeze_updates', $post->ID);
	872	+ $frozen_post = (count($frozen_values) > 0 and 'yes' == $frozen_values[0]);
	873	+
	874	+ if (is_syndicated($post->ID)) :
	875	+ ?>
	876	+ <p>This is a syndicated post, which originally appeared at
	877	+ <cite><?php print esc_html(get_syndication_source(NULL, $post->ID)); ?></cite>.
	878	+ <a href="<?php print esc_html(get_syndication_permalink($post->ID)); ?>">View original post</a>.</p>
	879	+
	880	+ <p><input type="hidden" name="feedwordpress_noncename" id="feedwordpress_noncename" value="<?php print wp_create_nonce(plugin_basename(__FILE__)); ?>" />
	881	+ <label><input type="checkbox" name="freeze_updates" value="yes" <?php if ($frozen_post) : ?>checked="checked"<?php endif; ?> /> <strong>Manual editing.</strong>
	882	+ If set, FeedWordPress will not overwrite the changes you make manually
	883	+ to this post, if the syndicated content is updated on the
	884	+ feed.</label></p>
	885	+ <?php
	886	+ else :
	887	+ ?>
	888	+ <p>This post was created locally at this website.</p>
	889	+ <?php
	890	+ endif;
	891	+ } // function feedwordpress_post_edit_controls () */
	892	+
	893	+ function feedwordpress_save_post_edit_controls ( $post_id ) {
	894	+ global $post;
	895	+
	896	+ if (!isset($_POST['feedwordpress_noncename']) or !wp_verify_nonce($_POST['feedwordpress_noncename'], plugin_basename(__FILE__))) :
	897	+ return $post_id;
	898	+ endif;
	899	+
	900	+ // Verify if this is an auto save routine. If it is our form has
	901	+ // not been submitted, so we don't want to do anything.
	902	+ if ( defined('DOING_AUTOSAVE') and DOING_AUTOSAVE ) :
	903	+ return $post_id;
	904	+ endif;
	905	+
	906	+ // Check permissions
	907	+ if ( !current_user_can( 'edit_'.$_POST['post_type'], $post_id) ) :
	908	+ return $post_id;
	909	+ endif;
	910	+
	911	+ // OK, we're golden. Now let's save some data.
	912	+ if (isset($_POST['freeze_updates'])) :
	913	+ update_post_meta($post_id, '_syndication_freeze_updates', $_POST['freeze_updates']);
	914	+ else :
	915	+ delete_post_meta($post_id, '_syndication_freeze_updates');
	916	+ endif;
	917	+
	918	+ return $_POST['freeze_updates'];
	919	+ } // function feedwordpress_save_edit_controls
	920	+
506	921	################################################################################
507	922	## class FeedWordPress #########################################################
508	923	################################################################################
509	924
		@@ -547,9 +962,9 @@
547	962	function FeedWordPress () {
548	963	$this->feeds = array ();
549	964	$links = FeedWordPress::syndicated_links();
550	965	if ($links): foreach ($links as $link):
551		- $this->feeds[] =& new SyndicatedLink($link);
	966	+ $this->feeds[] = new SyndicatedLink($link);
552	967	endforeach; endif;
553	968	} // FeedWordPress::FeedWordPress ()
554	969
555	970	# function update (): polls for updates on one or more Contributor feeds
		@@ -635,9 +1050,9 @@
635	1050	if (!is_null($crash_ts) and (time() > $crash_ts)) : // Check whether we've exceeded the time limit
636	1051	break;
637	1052	endif;
638	1053
639		- $pinged_that = (is_null($uri) or in_array($uri, array($feed->uri(), $feed->homepage())));
	1054	+ $pinged_that = (is_null($uri) or ($uri=='*') or in_array($uri, array($feed->uri(), $feed->homepage())));
640	1055
641	1056	if (!is_null($uri)) : // A site-specific ping always updates
642	1057	$timely = true;
643	1058	else :
		@@ -653,10 +1068,12 @@
653	1068	$start_ts = time();
654	1069	$added = $feed->poll($crash_ts);
655	1070	do_action('feedwordpress_check_feed_complete', $feed->settings, $added, time() - $start_ts);
656	1071
657		- if (isset($added['new'])) : $delta['new'] += $added['new']; endif;
658		- if (isset($added['updated'])) : $delta['updated'] += $added['updated']; endif;
	1072	+ if (is_array($added)) : // Success
	1073	+ if (isset($added['new'])) : $delta['new'] += $added['new']; endif;
	1074	+ if (isset($added['updated'])) : $delta['updated'] += $added['updated']; endif;
	1075	+ endif;
659	1076	endif;
660	1077	endforeach;
661	1078
662	1079	do_action('feedwordpress_update_complete', $delta);
		@@ -665,8 +1082,11 @@
665	1082	}
666	1083
667	1084	function stale () {
668	1085	if (get_option('feedwordpress_automatic_updates')) :
	1086	+ // Do our best to avoid possible simultaneous
	1087	+ // updates by getting up-to-the-minute settings.
	1088	+
669	1089	$last = get_option('feedwordpress_last_update_all');
670	1090
671	1091	// If we haven't updated all yet, give it a time window
672	1092	if (false === $last) :
		@@ -685,12 +1105,8 @@
685	1105	else :
686	1106	FeedWordPress::critical_bug('FeedWordPress::stale::last', $last, __LINE__);
687	1107	endif;
688	1108
689		- // Explicit request for an update (e.g. from a cron job).
690		- elseif (FeedWordPress::update_requested()) :
691		- $ret = true;
692		-
693	1109	else :
694	1110	$ret = false;
695	1111	endif;
696	1112	return $ret;
		@@ -696,11 +1112,25 @@
696	1112	return $ret;
697	1113	} // FeedWordPress::stale()
698	1114
699	1115	function update_requested () {
700		- return (isset($_REQUEST['update_feedwordpress']) and $_REQUEST['update_feedwordpress']);
	1116	+ return (
	1117	+ isset($_REQUEST['update_feedwordpress'])
	1118	+ and $_REQUEST['update_feedwordpress']
	1119	+ );
701	1120	} // FeedWordPress::update_requested()
702	1121
	1122	+ function update_requested_url () {
	1123	+ $ret = null;
	1124	+
	1125	+ if (($_REQUEST['update_feedwordpress']=='*')
	1126	+ or (preg_match('|^http://.*|i', $_REQUEST['update_feedwordpress']))) :
	1127	+ $ret = $_REQUEST['update_feedwordpress'];
	1128	+ endif;
	1129	+
	1130	+ return $ret;
	1131	+ } // FeedWordPress::update_requested_url()
	1132	+
703	1133	function syndicate_link ($name, $uri, $rss) {
704	1134	global $wpdb;
705	1135
706	1136	// Get the category ID#
		@@ -708,16 +1138,29 @@
708	1138
709	1139	// WordPress gets cranky if there's no homepage URI
710	1140	if (!isset($uri) or strlen($uri)<1) : $uri = $rss; endif;
711	1141
712		- if (function_exists('wp_insert_link')) { // WordPress 2.x
	1142	+ if (function_exists('wp_insert_link')) : // WordPress 2.x
	1143	+ if (FeedWordPressCompatibility::test_version(0, FWP_SCHEMA_21)) :
	1144	+ // Morons.
	1145	+ $name = $wpdb->escape($name);
	1146	+ $uri = $wpdb->escape($uri);
	1147	+ $rss = $wpdb->escape($rss);
	1148	+
	1149	+ // Comes in as a single category
	1150	+ $linkCats = $cat_id;
	1151	+ else :
	1152	+ // Comes in as an array of categories
	1153	+ $linkCats = array($cat_id);
	1154	+ endif;
	1155	+
713	1156	$link_id = wp_insert_link(array(
714	1157	"link_name" => $name,
715	1158	"link_url" => $uri,
716		- "link_category" => (fwp_test_wp_version(0, FWP_SCHEMA_21) ? $cat_id : array($cat_id)),
	1159	+ "link_category" => $linkCats,
717	1160	"link_rss" => $rss
718	1161	));
719		- } else { // WordPress 1.5.x
	1162	+ else : // WordPress 1.5.x
720	1163	$result = $wpdb->query("
721	1164	INSERT INTO $wpdb->links
722	1165	SET
723	1166	link_name = '".$wpdb->escape($name)."',
		@@ -725,12 +1168,20 @@
725	1168	link_category = '".$wpdb->escape($cat_id)."',
726	1169	link_rss = '".$wpdb->escape($rss)."'
727	1170	");
728	1171	$link_id = $wpdb->insert_id;
729		- } // if
	1172	+ endif;
730	1173	return $link_id;
731	1174	} // function FeedWordPress::syndicate_link()
732	1175
	1176	+ /*static*/ function syndicated_status ($what, $default) {
	1177	+ $ret = get_option("feedwordpress_syndicated_{$what}_status");
	1178	+ if (!$ret) :
	1179	+ $ret = $default;
	1180	+ endif;
	1181	+ return $ret;
	1182	+ } /* FeedWordPress::syndicated_status() */
	1183	+
733	1184	function on_unfamiliar ($what = 'author', $override = NULL) {
734	1185	$set = array(
735	1186	'author' => array('create', 'default', 'filter'),
736	1187	'category' => array('create', 'tag', 'default', 'filter'),
		@@ -737,8 +1188,10 @@
737	1188	);
738	1189
739	1190	if (is_string($override)) :
740	1191	$ret = strtolower($override);
	1192	+ else :
	1193	+ $ret = NULL;
741	1194	endif;
742	1195
743	1196	if (!is_numeric($override) and !in_array($ret, $set[$what])) :
744	1197	$ret = get_option('feedwordpress_unfamiliar_'.$what);
		@@ -774,8 +1227,19 @@
774	1227	$ret = get_option('feedwordpress_use_aggregator_source_data');
775	1228	return apply_filters('syndicated_post_use_aggregator_source_data', ($ret=='yes'));
776	1229	}
777	1230
	1231	+ /**
	1232	+ * FeedWordPress::munge_permalinks: check whether or not FeedWordPress
	1233	+ * should rewrite permalinks for syndicated items to reflect their
	1234	+ * original location.
	1235	+ *
	1236	+ * @return bool TRUE if FeedWordPress SHOULD rewrite permalinks; FALSE otherwise
	1237	+ */
	1238	+ /*static*/ function munge_permalinks () {
	1239	+ return (get_option('feedwordpress_munge_permalink', /*default=*/ 'yes') != 'no');
	1240	+ } /* FeedWordPress::munge_permalinks() */
	1241	+
778	1242	function syndicated_links () {
779	1243	$contributors = FeedWordPress::link_category_id();
780	1244	if (function_exists('get_bookmarks')) :
781	1245	$links = get_bookmarks(array("category" => $contributors));
		@@ -789,61 +1253,31 @@
789	1253	global $wpdb, $wp_db_version;
790	1254
791	1255	$cat_id = get_option('feedwordpress_cat_id');
792	1256
793		- // If we don't yet *have* the category, we'll have to create it
794		- if ($cat_id === false) :
795		- $cat = $wpdb->escape(DEFAULT_SYNDICATION_CATEGORY);
796		-
797		- // Look for something with the right name...
798		- // -----------------------------------------
	1257	+ // If we don't yet have the category ID stored, search by name
	1258	+ if (!$cat_id) :
	1259	+ $cat_id = FeedWordPressCompatibility::link_category_id(DEFAULT_SYNDICATION_CATEGORY);
799	1260
800		- // WordPress 2.3 introduces a new taxonomy/term API
801		- if (function_exists('is_term')) :
802		- $cat_id = is_term($cat, 'link_category');
803		- // WordPress 2.1 and 2.2 use a common table for both link and post categories
804		- elseif (isset($wp_db_version) and ($wp_db_version >= FWP_SCHEMA_21 and $wp_db_version < FWP_SCHEMA_23) ) :
805		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->categories} WHERE cat_name='$cat'");
806		- // WordPress 1.5 and 2.0.x have a separate table for link categories
807		- elseif (!isset($wp_db_version) or $wp_db_version < FWP_SCHEMA_21) :
808		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->linkcategories} WHERE cat_name='$cat'");
809		- // This should never happen.
810		- else :
811		- FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
	1261	+ if ($cat_id) :
	1262	+ // We found it; let's stamp it.
	1263	+ update_option('feedwordpress_cat_id', $cat_id);
812	1264	endif;
813	1265
814		- // If you still can't find anything, make it for yourself.
815		- // -------------------------------------------------------
816		- if (!$cat_id) :
817		- // WordPress 2.3+ term/taxonomy API
818		- if (function_exists('wp_insert_term')) :
819		- $term = wp_insert_term($cat, 'link_category');
820		- $cat_id = $term['term_id'];
821		- // WordPress 2.1, 2.2 category API. By the way, why the fuck is this API function only available in a wp-admin module?
822		- elseif (function_exists('wp_insert_category') and !fwp_test_wp_version(FWP_SCHEMA_20, FWP_SCHEMA_21)) :
823		- $cat_id = wp_insert_category(array('cat_name' => $cat));
824		- // WordPress 1.5 and 2.0.x
825		- elseif (fwp_test_wp_version(0, FWP_SCHEMA_21)) :
826		- $result = $wpdb->query("
827		- INSERT INTO $wpdb->linkcategories
828		- SET
829		- cat_id = 0,
830		- cat_name='$cat',
831		- show_images='N',
832		- show_description='N',
833		- show_rating='N',
834		- show_updated='N',
835		- sort_order='name'
836		- ");
837		- $cat_id = $wpdb->insert_id;
838		- // This should never happen.
839		- else :
840		- FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
841		- endif;
842		- endif;
	1266	+ // If we *do* have the category ID stored, verify that it exists
	1267	+ else :
	1268	+ $cat_id = FeedWordPressCompatibility::link_category_id((int) $cat_id, 'cat_id');
	1269	+ endif;
	1270	+
	1271	+ // If we could not find an appropriate link category,
	1272	+ // make a new one for ourselves.
	1273	+ if (!$cat_id) :
	1274	+ $cat_id = FeedWordPressCompatibility::insert_link_category(DEFAULT_SYNDICATION_CATEGORY);
843	1275
	1276	+ // Stamp it
844	1277	update_option('feedwordpress_cat_id', $cat_id);
845	1278	endif;
	1279	+
846	1280	return $cat_id;
847	1281	} // function FeedWordPress::link_category_id()
848	1282
849	1283	# Upgrades and maintenance...
		@@ -853,12 +1287,9 @@
853	1287	$ret = false; // innocent until proven guilty
854	1288	if (!$fwp_db_version or $fwp_db_version < FEEDWORDPRESS_VERSION) :
855	1289	// This is an older version or a fresh install. Does it
856	1290	// require a database upgrade or database initialization?
857		- if ($fwp_db_version > 0.96) :
858		- // No. Just brand it with the new version.
859		- update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
860		- else :
	1291	+ if ($fwp_db_version <= 0.96) :
861	1292	// Yes. Check to see whether this is a fresh install or an upgrade.
862	1293	$syn = $wpdb->get_col("
863	1294	SELECT post_id
864	1295	FROM $wpdb->postmeta
		@@ -868,8 +1299,21 @@
868	1299	$ret = true;
869	1300	else : // fresh install; brand it as ours
870	1301	update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
871	1302	endif;
	1303	+ elseif ($fwp_db_version < 2009.0707) :
	1304	+ // We need to clear out any busted AJAX crap
	1305	+ if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) :
	1306	+ $wpdb->query("
	1307	+ DELETE FROM $wpdb->usermeta
	1308	+ WHERE LOCATE('feedwordpress', meta_key)
	1309	+ AND LOCATE('box', meta_key);
	1310	+ ");
	1311	+ endif;
	1312	+ update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
	1313	+ else :
	1314	+ // No. Just brand it with the new version.
	1315	+ update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
872	1316	endif;
873	1317	endif;
874	1318	return $ret;
875	1319	}
		@@ -879,56 +1323,14 @@
879	1323
880	1324	if (is_null($from) or $from <= 0.96) : $from = 0.96; endif;
881	1325
882	1326	switch ($from) :
883		- case 0.96: // account for changes to syndication custom values and guid
884		- echo "<p>Upgrading database from {$from} to ".FEEDWORDPRESS_VERSION."...</p>\n";
	1327	+ case 0.96:
	1328	+ // Dropping legacy upgrade code. If anyone is still
	1329	+ // using 0.96 and just now decided to upgrade, well, I'm
	1330	+ // sorry about that. You'll just have to cope with a few
	1331	+ // duplicate posts.
885	1332
886		- $cat_id = FeedWordPress::link_category_id();
887		-
888		- // Avoid duplicates
889		- $wpdb->query("DELETE FROM `{$wpdb->postmeta}` WHERE meta_key = 'syndication_feed_id'");
890		-
891		- // Look up all the link IDs
892		- $wpdb->query("
893		- CREATE TEMPORARY TABLE tmp_custom_values
894		- SELECT
895		- NULL AS meta_id,
896		- post_id,
897		- 'syndication_feed_id' AS meta_key,
898		- link_id AS meta_value
899		- FROM `{$wpdb->postmeta}`, `{$wpdb->links}`
900		- WHERE
901		- meta_key='syndication_feed'
902		- AND meta_value=link_rss
903		- AND link_category = {$cat_id}
904		- ");
905		-
906		- // Now attach them to their posts
907		- $wpdb->query("INSERT INTO `{$wpdb->postmeta}` SELECT * FROM tmp_custom_values");
908		-
909		- // And clean up after ourselves.
910		- $wpdb->query("DROP TABLE tmp_custom_values");
911		-
912		- // Now fix the guids to avoid duplicate posts
913		- echo "<ul>";
914		- foreach ($this->feeds as $feed) :
915		- echo "<li>Fixing post meta-data for <cite>".$feed['link/name']."</cite> &#8230; "; flush();
916		- $rss = @fetch_rss($feed['link/uri']);
917		- if (is_array($rss->items)) :
918		- foreach ($rss->items as $item) :
919		- $guid = $wpdb->escape(FeedWordPress::guid($item, $feed)); // new GUID algorithm
920		- $link = $wpdb->escape($item['link']);
921		-
922		- $wpdb->query("
923		- UPDATE `{$wpdb->posts}` SET guid='{$guid}' WHERE guid='{$link}'
924		- ");
925		- endforeach;
926		- endif;
927		- echo "<strong>complete.</strong></li>\n";
928		- endforeach;
929		- echo "</ul>\n";
930		-
931	1333	// Mark the upgrade as successful.
932	1334	update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
933	1335	endswitch;
934	1336	echo "<p>Upgrade complete. FeedWordPress is now ready to use again.</p>";
		@@ -933,8 +1335,27 @@
933	1335	endswitch;
934	1336	echo "<p>Upgrade complete. FeedWordPress is now ready to use again.</p>";
935	1337	} /* FeedWordPress::upgrade_database() */
936	1338
	1339	+ function has_guid_index () {
	1340	+ global $wpdb;
	1341	+
	1342	+ $found = false; // Guilty until proven innocent.
	1343	+
	1344	+ $results = $wpdb->get_results("
	1345	+ SHOW INDEXES FROM {$wpdb->posts}
	1346	+ ");
	1347	+ if ($results) :
	1348	+ foreach ($results as $index) :
	1349	+ if (isset($index->Column_name)
	1350	+ and ('guid' == $index->Column_name)) :
	1351	+ $found = true;
	1352	+ endif;
	1353	+ endforeach;
	1354	+ endif;
	1355	+ return $found;
	1356	+ } /* FeedWordPress::has_guid_index () */
	1357	+
937	1358	function create_guid_index () {
938	1359	global $wpdb;
939	1360
940	1361	$wpdb->query("
		@@ -941,8 +1362,71 @@
941	1362	CREATE INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}(guid)
942	1363	");
943	1364	} /* FeedWordPress::create_guid_index () */
944	1365
	1366	+ function remove_guid_index () {
	1367	+ global $wpdb;
	1368	+
	1369	+ $wpdb->query("
	1370	+ DROP INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}
	1371	+ ");
	1372	+ }
	1373	+
	1374	+ /*static*/ function fetch ($url) {
	1375	+ require_once (ABSPATH . WPINC . '/class-feed.php');
	1376	+ $feed = new SimplePie();
	1377	+ $feed->set_feed_url($url);
	1378	+ $feed->set_cache_class('WP_Feed_Cache');
	1379	+ $feed->set_file_class('WP_SimplePie_File');
	1380	+ $feed->set_cache_duration(FeedWordPress::cache_duration());
	1381	+ $feed->init();
	1382	+ $feed->handle_content_type();
	1383	+
	1384	+ if ($feed->error()) :
	1385	+ $ret = new WP_Error('simplepie-error', $feed->error());
	1386	+ else :
	1387	+ $ret = $feed;
	1388	+ endif;
	1389	+ return $ret;
	1390	+ } /* FeedWordPress::fetch () */
	1391	+
	1392	+ function clear_cache () {
	1393	+ global $wpdb;
	1394	+
	1395	+ // The WordPress SimplePie module stores its cached feeds as
	1396	+ // transient records in the options table. The data itself is
	1397	+ // stored in `_transient_feed_{md5 of url}` and the last-modified
	1398	+ // timestamp in `_transient_feed_mod_{md5 of url}`. Timeouts for
	1399	+ // these records are stored in `_transient_timeout_feed_{md5}`.
	1400	+ // Since the md5 is always 32 characters in length, the
	1401	+ // option_name is always over 32 characters.
	1402	+ $wpdb->query("
	1403	+ DELETE FROM {$wpdb->options}
	1404	+ WHERE option_name LIKE '_transient%_feed_%' AND LENGTH(option_name) > 32
	1405	+ ");
	1406	+ } /* FeedWordPress::clear_cache () */
	1407	+
	1408	+ function cache_duration () {
	1409	+ $duration = NULL;
	1410	+ if (defined('FEEDWORDPRESS_CACHE_AGE')) :
	1411	+ $duration = FEEDWORDPRESS_CACHE_AGE;
	1412	+ endif;
	1413	+ return $duration;
	1414	+ }
	1415	+ function cache_lifetime ($duration) {
	1416	+ // Check for explicit setting of a lifetime duration
	1417	+ if (defined('FEEDWORDPRESS_CACHE_LIFETIME')) :
	1418	+ $duration = FEEDWORDPRESS_CACHE_LIFETIME;
	1419	+
	1420	+ // Fall back to the cache freshness duration
	1421	+ elseif (defined('FEEDWORDPRESS_CACHE_AGE')) :
	1422	+ $duration = FEEDWORDPRESS_CACHE_AGE;
	1423	+ endif;
	1424	+
	1425	+ // Fall back to WordPress default
	1426	+ return $duration;
	1427	+ } /* FeedWordPress::cache_lifetime () */
	1428	+
945	1429	# Utility functions for handling text settings
946	1430	function negative ($f, $setting) {
947	1431	$nego = array ('n', 'no', 'f', 'false');
948	1432	return (isset($f[$setting]) and in_array(strtolower($f[$setting]), $nego));
		@@ -961,9 +1445,9 @@
961	1445	echo '<p>There may be a bug in FeedWordPress. Please <a href="'.FEEDWORDPRESS_AUTHOR_CONTACT.'">contact the author</a> and paste the following information into your e-mail:</p>';
962	1446	echo "\n<plaintext>";
963	1447	echo "Triggered at line # ".$line."\n";
964	1448	echo "FeedWordPress version: ".FEEDWORDPRESS_VERSION."\n";
965		- echo "WordPress version: $wp_version\n";
	1449	+ echo "WordPress version: {$wp_version}\n";
966	1450	echo "PHP version: ".phpversion()."\n";
967	1451	echo "\n";
968	1452	echo $varname.": "; var_dump($var); echo "\n";
969	1453	die;
		@@ -975,1514 +1459,11 @@
975	1459	endif;
976	1460	}
977	1461	} // class FeedWordPress
978	1462
979		-class SyndicatedPost {
980		- var $item = null;
981		-
982		- var $link = null;
983		- var $feed = null;
984		- var $feedmeta = null;
985		-
986		- var $post = array ();
987		- var $_base = null;
	1463	+require_once(dirname(__FILE__) . '/syndicatedpost.class.php');
	1464	+require_once(dirname(__FILE__) . '/syndicatedlink.class.php');
988	1465
989		- var $_freshness = null;
990		- var $_wp_id = null;
991		-
992		- function SyndicatedPost ($item, $link) {
993		- global $wpdb;
994		-
995		- $this->link = $link;
996		- $feedmeta = $link->settings;
997		- $feed = $link->magpie;
998		-
999		- # This is ugly as all hell. I'd like to use apply_filters()'s
1000		- # alleged support for a variable argument count, but this seems
1001		- # to have been broken in WordPress 1.5. It'll be fixed somehow
1002		- # in WP 1.5.1, but I'm aiming at WP 1.5 compatibility across
1003		- # the board here.
1004		- #
1005		- # Cf.: <http://mosquito.wordpress.org/view.php?id=901>
1006		- global $fwp_channel, $fwp_feedmeta;
1007		- $fwp_channel = $feed; $fwp_feedmeta = $feedmeta;
1008		-
1009		- $this->feed = $feed;
1010		- $this->feedmeta = $feedmeta;
1011		-
1012		- $this->item = $item;
1013		- $this->item = apply_filters('syndicated_item', $this->item, $this);
1014		-
1015		- # Filters can halt further processing by returning NULL
1016		- if (is_null($this->item)) :
1017		- $this->post = NULL;
1018		- else :
1019		- # Note that nothing is run through $wpdb->escape() here.
1020		- # That's deliberate. The escaping is done at the point
1021		- # of insertion, not here, to avoid double-escaping and
1022		- # to avoid screwing with syndicated_post filters
1023		-
1024		- $this->post['post_title'] = apply_filters('syndicated_item_title', $this->item['title'], $this);
1025		-
1026		- // This just gives us an alphanumeric representation of
1027		- // the author. We will look up (or create) the numeric
1028		- // ID for the author in SyndicatedPost::add()
1029		- $this->post['named']['author'] = apply_filters('syndicated_item_author', $this->author(), $this);
1030		-
1031		- # Identify content and sanitize it.
1032		- # ---------------------------------
1033		- if (isset($this->item['xhtml']['body'])) :
1034		- $content = $this->item['xhtml']['body'];
1035		- elseif (isset($this->item['xhtml']['div'])) :
1036		- $content = $this->item['xhtml']['div'];
1037		- elseif (isset($this->item['content']['encoded']) and $this->item['content']['encoded']):
1038		- $content = $this->item['content']['encoded'];
1039		- else:
1040		- $content = $this->item['description'];
1041		- endif;
1042		- $this->post['post_content'] = apply_filters('syndicated_item_content', $content, $this);
1043		-
1044		- # Identify and sanitize excerpt
1045		- $excerpt = NULL;
1046		- if ( isset($this->item['description']) and $this->item['description'] ) :
1047		- $excerpt = $this->item['description'];
1048		- elseif ( isset($content) and $content ) :
1049		- $excerpt = strip_tags($content);
1050		- if (strlen($excerpt) > 255) :
1051		- $excerpt = substr($excerpt,0,252).'...';
1052		- endif;
1053		- endif;
1054		- $excerpt = apply_filters('syndicated_item_excerpt', $excerpt, $this);
1055		-
1056		- if (!is_null($excerpt)):
1057		- $this->post['post_excerpt'] = $excerpt;
1058		- endif;
1059		-
1060		- // This is unnecessary if we use wp_insert_post
1061		- if (!$this->use_api('wp_insert_post')) :
1062		- $this->post['post_name'] = sanitize_title($this->post['post_title']);
1063		- endif;
1064		-
1065		- $this->post['epoch']['issued'] = apply_filters('syndicated_item_published', $this->published(), $this);
1066		- $this->post['epoch']['created'] = apply_filters('syndicated_item_created', $this->created(), $this);
1067		- $this->post['epoch']['modified'] = apply_filters('syndicated_item_updated', $this->updated(), $this);
1068		-
1069		- // Dealing with timestamps in WordPress is so fucking fucked.
1070		- $offset = (int) get_option('gmt_offset') * 60 * 60;
1071		- $this->post['post_date'] = gmdate('Y-m-d H:i:s', $this->published() + $offset);
1072		- $this->post['post_modified'] = gmdate('Y-m-d H:i:s', $this->updated() + $offset);
1073		- $this->post['post_date_gmt'] = gmdate('Y-m-d H:i:s', $this->published());
1074		- $this->post['post_modified_gmt'] = gmdate('Y-m-d H:i:s', $this->updated());
1075		-
1076		- // Use feed-level preferences or the global default.
1077		- $this->post['post_status'] = $this->link->syndicated_status('post', 'publish');
1078		- $this->post['comment_status'] = $this->link->syndicated_status('comment', 'closed');
1079		- $this->post['ping_status'] = $this->link->syndicated_status('ping', 'closed');
1080		-
1081		- // Unique ID (hopefully a unique tag: URI); failing that, the permalink
1082		- $this->post['guid'] = apply_filters('syndicated_item_guid', $this->guid(), $this);
1083		-
1084		- // RSS 2.0 / Atom 1.0 enclosure support
1085		- if ( isset($this->item['enclosure#']) ) :
1086		- for ($i = 1; $i <= $this->item['enclosure#']; $i++) :
1087		- $eid = (($i > 1) ? "#{$id}" : "");
1088		- $this->post['meta']['enclosure'][] =
1089		- apply_filters('syndicated_item_enclosure_url', $this->item["enclosure{$eid}@url"], $this)."\n".
1090		- apply_filters('syndicated_item_enclosure_length', $this->item["enclosure{$eid}@length"], $this)."\n".
1091		- apply_filters('syndicated_item_enclosure_type', $this->item["enclosure{$eid}@type"], $this);
1092		- endfor;
1093		- endif;
1094		-
1095		- // In case you want to point back to the blog this was syndicated from
1096		- if (isset($this->feed->channel['title'])) :
1097		- $this->post['meta']['syndication_source'] = apply_filters('syndicated_item_source_title', $this->feed->channel['title'], $this);
1098		- endif;
1099		-
1100		- if (isset($this->feed->channel['link'])) :
1101		- $this->post['meta']['syndication_source_uri'] = apply_filters('syndicated_item_source_link', $this->feed->channel['link'], $this);
1102		- endif;
1103		-
1104		- // Make use of atom:source data, if present in an aggregated feed
1105		- if (isset($this->item['source_title'])) :
1106		- $this->post['meta']['syndication_source_original'] = $this->item['source_title'];
1107		- endif;
1108		-
1109		- if (isset($this->item['source_link'])) :
1110		- $this->post['meta']['syndication_source_uri_original'] = $this->item['source_link'];
1111		- endif;
1112		-
1113		- if (isset($this->item['source_id'])) :
1114		- $this->post['meta']['syndication_source_id_original'] = $this->item['source_id'];
1115		- endif;
1116		-
1117		- // Store information on human-readable and machine-readable comment URIs
1118		- if (isset($this->item['comments'])) :
1119		- $this->post['meta']['rss:comments'] = apply_filters('syndicated_item_comments', $this->item['comments']);
1120		- endif;
1121		- if (isset($this->item['wfw']['commentrss'])) :
1122		- $this->post['meta']['wfw:commentRSS'] = apply_filters('syndicated_item_commentrss', $this->item['wfw']['commentrss']);
1123		- endif;
1124		-
1125		- // Store information to identify the feed that this came from
1126		- $this->post['meta']['syndication_feed'] = $this->feedmeta['link/uri'];
1127		- $this->post['meta']['syndication_feed_id'] = $this->feedmeta['link/id'];
1128		-
1129		- if (isset($this->item['source_link_self'])) :
1130		- $this->post['meta']['syndication_feed_original'] = $this->item['source_link_self'];
1131		- endif;
1132		-
1133		- // In case you want to know the external permalink...
1134		- $this->post['meta']['syndication_permalink'] = apply_filters('syndicated_item_link', $this->item['link']);
1135		-
1136		- // Store a hash of the post content for checking whether something needs to be updated
1137		- $this->post['meta']['syndication_item_hash'] = $this->update_hash();
1138		-
1139		- // Feed-by-feed options for author and category creation
1140		- $this->post['named']['unfamiliar']['author'] = $this->feedmeta['unfamiliar author'];
1141		- $this->post['named']['unfamiliar']['category'] = $this->feedmeta['unfamiliar category'];
1142		-
1143		- // Categories: start with default categories, if any
1144		- $fc = get_option("feedwordpress_syndication_cats");
1145		- if ($fc) :
1146		- $this->post['named']['preset/category'] = explode("\n", $fc);
1147		- else :
1148		- $this->post['named']['preset/category'] = array();
1149		- endif;
1150		-
1151		- if (is_array($this->feedmeta['cats'])) :
1152		- $this->post['named']['preset/category'] = array_merge($this->post['named']['preset/category'], $this->feedmeta['cats']);
1153		- endif;
1154		-
1155		- // Now add categories from the post, if we have 'em
1156		- $this->post['named']['category'] = array();
1157		- if ( isset($this->item['category#']) ) :
1158		- for ($i = 1; $i <= $this->item['category#']; $i++) :
1159		- $cat_idx = (($i > 1) ? "#{$i}" : "");
1160		- $cat = $this->item["category{$cat_idx}"];
1161		-
1162		- if ( isset($this->feedmeta['cat_split']) and strlen($this->feedmeta['cat_split']) > 0) :
1163		- $pcre = "\007".$this->feedmeta['cat_split']."\007";
1164		- $this->post['named']['category'] = array_merge($this->post['named']['category'], preg_split($pcre, $cat, -1 /*=no limit*/, PREG_SPLIT_NO_EMPTY));
1165		- else :
1166		- $this->post['named']['category'][] = $cat;
1167		- endif;
1168		- endfor;
1169		- endif;
1170		- $this->post['named']['category'] = apply_filters('syndicated_item_categories', $this->post['named']['category'], $this);
1171		-
1172		- // Tags: start with default tags, if any
1173		- $ft = get_option("feedwordpress_syndication_tags");
1174		- if ($ft) :
1175		- $this->post['tags_input'] = explode(FEEDWORDPRESS_CAT_SEPARATOR, $ft);
1176		- else :
1177		- $this->post['tags_input'] = array();
1178		- endif;
1179		-
1180		- if (is_array($this->feedmeta['tags'])) :
1181		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $this->feedmeta['tags']);
1182		- endif;
1183		-
1184		- endif;
1185		- } // SyndicatedPost::SyndicatedPost()
1186		-
1187		- function filtered () {
1188		- return is_null($this->post);
1189		- }
1190		-
1191		- function freshness () {
1192		- global $wpdb;
1193		-
1194		- if ($this->filtered()) : // This should never happen.
1195		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1196		- endif;
1197		-
1198		- if (is_null($this->_freshness)) :
1199		- $guid = $wpdb->escape($this->guid());
1200		-
1201		- $result = $wpdb->get_row("
1202		- SELECT id, guid, post_modified_gmt
1203		- FROM $wpdb->posts WHERE guid='$guid'
1204		- ");
1205		-
1206		- if (!$result) :
1207		- $this->_freshness = 2; // New content
1208		- else:
1209		- $stored_update_hashes = get_post_custom_values('syndication_item_hash', $result->id);
1210		- if (count($stored_update_hashes) > 0) :
1211		- $stored_update_hash = $stored_update_hashes[0];
1212		- $update_hash_changed = ($stored_update_hash != $this->update_hash());
1213		- else :
1214		- $update_hash_changed = false;
1215		- endif;
1216		-
1217		- preg_match('/([0-9]+)-([0-9]+)-([0-9]+) ([0-9]+):([0-9]+):([0-9]+)/', $result->post_modified_gmt, $backref);
1218		-
1219		- $last_rev_ts = gmmktime($backref[4], $backref[5], $backref[6], $backref[2], $backref[3], $backref[1]);
1220		- $updated_ts = $this->updated(/*fallback=*/ true, /*default=*/ NULL);
1221		- $updated = ((
1222		- !is_null($updated_ts)
1223		- and ($updated_ts > $last_rev_ts)
1224		- ) or $update_hash_changed);
1225		-
1226		- if ($updated) :
1227		- $this->_freshness = 1; // Updated content
1228		- $this->_wp_id = $result->id;
1229		- else :
1230		- $this->_freshness = 0; // Same old, same old
1231		- $this->_wp_id = $result->id;
1232		- endif;
1233		- endif;
1234		- endif;
1235		- return $this->_freshness;
1236		- }
1237		-
1238		- function wp_id () {
1239		- if ($this->filtered()) : // This should never happen.
1240		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1241		- endif;
1242		-
1243		- if (is_null($this->_wp_id) and is_null($this->_freshness)) :
1244		- $fresh = $this->freshness(); // sets WP DB id in the process
1245		- endif;
1246		- return $this->_wp_id;
1247		- }
1248		-
1249		- function store () {
1250		- global $wpdb;
1251		-
1252		- if ($this->filtered()) : // This should never happen.
1253		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1254		- endif;
1255		-
1256		- $freshness = $this->freshness();
1257		- if ($freshness > 0) :
1258		- # -- Look up, or create, numeric ID for author
1259		- $this->post['post_author'] = $this->author_id (
1260		- FeedWordPress::on_unfamiliar('author', $this->post['named']['unfamiliar']['author'])
1261		- );
1262		-
1263		- if (is_null($this->post['post_author'])) :
1264		- $this->post = NULL;
1265		- endif;
1266		- endif;
1267		-
1268		- if (!$this->filtered() and $freshness > 0) :
1269		- # -- Look up, or create, numeric ID for categories
1270		- list($pcats, $ptags) = $this->category_ids (
1271		- $this->post['named']['category'],
1272		- FeedWordPress::on_unfamiliar('category', $this->post['named']['unfamiliar']['category']),
1273		- /*tags_too=*/ true
1274		- );
1275		-
1276		- $this->post['post_category'] = $pcats;
1277		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $ptags);
1278		-
1279		- if (is_null($this->post['post_category'])) :
1280		- // filter mode on, no matching categories; drop the post
1281		- $this->post = NULL;
1282		- else :
1283		- // filter mode off or at least one match; now add on the feed and global presets
1284		- $this->post['post_category'] = array_merge (
1285		- $this->post['post_category'],
1286		- $this->category_ids (
1287		- $this->post['named']['preset/category'],
1288		- 'default'
1289		- )
1290		- );
1291		-
1292		- if (count($this->post['post_category']) < 1) :
1293		- $this->post['post_category'][] = 1; // Default to category 1 ("Uncategorized" / "General") if nothing else
1294		- endif;
1295		- endif;
1296		- endif;
1297		-
1298		- if (!$this->filtered() and $freshness > 0) :
1299		- unset($this->post['named']);
1300		- $this->post = apply_filters('syndicated_post', $this->post, $this);
1301		- endif;
1302		-
1303		- if (!$this->filtered() and $freshness == 2) :
1304		- // The item has not yet been added. So let's add it.
1305		- $this->insert_new();
1306		- $this->add_rss_meta();
1307		- do_action('post_syndicated_item', $this->wp_id());
1308		-
1309		- $ret = 'new';
1310		- elseif (!$this->filtered() and $freshness == 1) :
1311		- $this->post['ID'] = $this->wp_id();
1312		- $this->update_existing();
1313		- $this->add_rss_meta();
1314		- do_action('update_syndicated_item', $this->wp_id());
1315		-
1316		- $ret = 'updated';
1317		- else :
1318		- $ret = false;
1319		- endif;
1320		-
1321		- return $ret;
1322		- } // function SyndicatedPost::store ()
1323		-
1324		- function insert_new () {
1325		- global $wpdb, $wp_db_version;
1326		-
1327		- // Why the fuck doesn't wp_insert_post already do this?
1328		- foreach ($this->post as $key => $value) :
1329		- if (is_string($value)) :
1330		- $dbpost[$key] = $wpdb->escape($value);
1331		- else :
1332		- $dbpost[$key] = $value;
1333		- endif;
1334		- endforeach;
1335		-
1336		- if (strlen($dbpost['post_title'].$dbpost['post_content'].$dbpost['post_excerpt']) == 0) :
1337		- // FIXME: Option for filtering out empty posts
1338		- endif;
1339		- if (strlen($dbpost['post_title'])==0) :
1340		- $dbpost['post_title'] = $this->post['meta']['syndication_source']
1341		- .' '.gmdate('Y-m-d H:i:s', $this->published() + $offset);
1342		- // FIXME: Option for what to fill a blank title with...
1343		- endif;
1344		-
1345		- if ($this->use_api('wp_insert_post')) :
1346		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1347		-
1348		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1349		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1350		-
1351		- // Kludge to prevent kses filters from stripping the
1352		- // content of posts when updating without a logged in
1353		- // user who has `unfiltered_html` capability.
1354		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1355		-
1356		- $this->_wp_id = wp_insert_post($dbpost);
1357		-
1358		- // Turn off ridiculous fucking kludges #1 and #2
1359		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1360		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1361		-
1362		- // This should never happen.
1363		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1364		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1365		- endif;
1366		-
1367		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1368		- // *still* offers no way to use a guid of your choice,
1369		- // and munges your post modified timestamp, too.
1370		- $result = $wpdb->query("
1371		- UPDATE $wpdb->posts
1372		- SET
1373		- guid='{$dbpost['guid']}',
1374		- post_modified='{$dbpost['post_modified']}',
1375		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1376		- WHERE ID='{$this->_wp_id}'
1377		- ");
1378		- else :
1379		- # The right way to do this is the above. But, alas,
1380		- # in earlier versions of WordPress, wp_insert_post has
1381		- # too much behavior (mainly related to pings) that can't
1382		- # be overridden. In WordPress 1.5, it's enough of a
1383		- # resource hog to make PHP segfault after inserting
1384		- # 50-100 posts. This can get pretty annoying, especially
1385		- # if you are trying to update your feeds for the first
1386		- # time.
1387		-
1388		- $result = $wpdb->query("
1389		- INSERT INTO $wpdb->posts
1390		- SET
1391		- guid = '{$dbpost['guid']}',
1392		- post_author = '{$dbpost['post_author']}',
1393		- post_date = '{$dbpost['post_date']}',
1394		- post_date_gmt = '{$dbpost['post_date_gmt']}',
1395		- post_content = '{$dbpost['post_content']}',"
1396		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1397		- post_title = '{$dbpost['post_title']}',
1398		- post_name = '{$dbpost['post_name']}',
1399		- post_modified = '{$dbpost['post_modified']}',
1400		- post_modified_gmt = '{$dbpost['post_modified_gmt']}',
1401		- comment_status = '{$dbpost['comment_status']}',
1402		- ping_status = '{$dbpost['ping_status']}',
1403		- post_status = '{$dbpost['post_status']}'
1404		- ");
1405		- $this->_wp_id = $wpdb->insert_id;
1406		-
1407		- // This should never happen.
1408		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1409		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1410		- endif;
1411		-
1412		- // WordPress 1.5.x - 2.0.x
1413		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1414		-
1415		- // Since we are not going through official channels, we need to
1416		- // manually tell WordPress that we've published a new post.
1417		- // We need to make sure to do this in order for FeedWordPress
1418		- // to play well with the staticize-reloaded plugin (something
1419		- // that a large aggregator website is going to *want* to be
1420		- // able to use).
1421		- do_action('publish_post', $this->_wp_id);
1422		- endif;
1423		- } /* SyndicatedPost::insert_new() */
1424		-
1425		- function update_existing () {
1426		- global $wpdb;
1427		-
1428		- // Why the fuck doesn't wp_insert_post already do this?
1429		- $dbpost = array();
1430		- foreach ($this->post as $key => $value) :
1431		- if (is_string($value)) :
1432		- $dbpost[$key] = $wpdb->escape($value);
1433		- else :
1434		- $dbpost[$key] = $value;
1435		- endif;
1436		- endforeach;
1437		-
1438		- if ($this->use_api('wp_insert_post')) :
1439		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1440		-
1441		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1442		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1443		-
1444		- // Kludge to prevent kses filters from stripping the
1445		- // content of posts when updating without a logged in
1446		- // user who has `unfiltered_html` capability.
1447		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1448		-
1449		- $this->_wp_id = wp_insert_post($dbpost);
1450		-
1451		- // Turn off ridiculous fucking kludges #1 and #2
1452		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1453		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1454		-
1455		- // This should never happen.
1456		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1457		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1458		- endif;
1459		-
1460		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1461		- // munges your post modified timestamp.
1462		- $result = $wpdb->query("
1463		- UPDATE $wpdb->posts
1464		- SET
1465		- post_modified='{$dbpost['post_modified']}',
1466		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1467		- WHERE ID='{$this->_wp_id}'
1468		- ");
1469		- else :
1470		-
1471		- $result = $wpdb->query("
1472		- UPDATE $wpdb->posts
1473		- SET
1474		- post_author = '{$dbpost['post_author']}',
1475		- post_content = '{$dbpost['post_content']}',"
1476		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1477		- post_title = '{$dbpost['post_title']}',
1478		- post_name = '{$dbpost['post_name']}',
1479		- post_modified = '{$dbpost['post_modified']}',
1480		- post_modified_gmt = '{$dbpost['post_modified_gmt']}'
1481		- WHERE guid='{$dbpost['guid']}'
1482		- ");
1483		-
1484		- // WordPress 2.1.x and up
1485		- if (function_exists('wp_set_post_categories')) :
1486		- wp_set_post_categories($this->wp_id(), $this->post['post_category']);
1487		- // WordPress 1.5.x - 2.0.x
1488		- elseif (function_exists('wp_set_post_cats')) :
1489		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1490		- // This should never happen.
1491		- else :
1492		- FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1493		- endif;
1494		-
1495		- // Since we are not going through official channels, we need to
1496		- // manually tell WordPress that we've published a new post.
1497		- // We need to make sure to do this in order for FeedWordPress
1498		- // to play well with the staticize-reloaded plugin (something
1499		- // that a large aggregator website is going to *want* to be
1500		- // able to use).
1501		- do_action('edit_post', $this->post['ID']);
1502		- endif;
1503		- } /* SyndicatedPost::update_existing() */
1504		-
1505		- /**
1506		- * SyndicatedPost::fix_revision_meta() - Fixes the way WP 2.6+ fucks up
1507		- * meta-data (authorship, etc.) when storing revisions of an updated
1508		- * syndicated post.
1509		- *
1510		- * In their infinite wisdom, the WordPress coders have made it completely
1511		- * impossible for a plugin that uses wp_insert_post() to set certain
1512		- * meta-data (such as the author) when you store an old revision of an
1513		- * updated post. Instead, it uses the WordPress defaults (= currently
1514		- * active user ID if the process is running with a user logged in, or
1515		- * = #0 if there is no user logged in). This results in bogus authorship
1516		- * data for revisions that are syndicated from off the feed, unless we
1517		- * use a ridiculous kludge like this to end-run the munging of meta-data
1518		- * by _wp_put_post_revision.
1519		- *
1520		- * @param int $revision_id The revision ID to fix up meta-data
1521		- */
1522		- function fix_revision_meta ($revision_id) {
1523		- global $wpdb;
1524		-
1525		- $post_author = (int) $this->post['post_author'];
1526		-
1527		- $revision_id = (int) $revision_id;
1528		- $wpdb->query("
1529		- UPDATE $wpdb->posts
1530		- SET post_author={$this->post['post_author']}
1531		- WHERE post_type = 'revision' AND ID='$revision_id'
1532		- ");
1533		- } /* SyndicatedPost::fix_revision_meta () */
1534		-
1535		- /**
1536		- * SyndicatedPost::avoid_kses_munge() -- If FeedWordPress is processing
1537		- * an automatic update, that generally means that wp_insert_post() is
1538		- * being called under the user credentials of whoever is viewing the
1539		- * blog at the time -- usually meaning no user at all. But if WordPress
1540		- * gets a wp_insert_post() when current_user_can('unfiltered_html') is
1541		- * false, it will run the content of the post through a kses function
1542		- * that strips out lots of HTML tags -- notably <object> and some others.
1543		- * This causes problems for syndicating (for example) feeds that contain
1544		- * YouTube videos. It also produces an unexpected asymmetry between
1545		- * automatically-initiated updates and updates initiated manually from
1546		- * the WordPress Dashboard (which are usually initiated under the
1547		- * credentials of a logged-in admin, and so don't get run through the
1548		- * kses function). So, to avoid the whole mess, what we do here is
1549		- * just forcibly disable the kses munging for a single syndicated post,
1550		- * by restoring the contents of the `post_content` field.
1551		- *
1552		- * @param string $content The content of the post, after other filters have gotten to it
1553		- * @return string The original content of the post, before other filters had a chance to munge it.
1554		- */
1555		- function avoid_kses_munge ($content) {
1556		- global $wpdb;
1557		- return $wpdb->escape($this->post['post_content']);
1558		- }
1559		-
1560		- // SyndicatedPost::add_rss_meta: adds interesting meta-data to each entry
1561		- // using the space for custom keys. The set of keys and values to add is
1562		- // specified by the keys and values of $post['meta']. This is used to
1563		- // store anything that the WordPress user might want to access from a
1564		- // template concerning the post's original source that isn't provided
1565		- // for by standard WP meta-data (i.e., any interesting data about the
1566		- // syndicated post other than author, title, timestamp, categories, and
1567		- // guid). It's also used to hook into WordPress's support for
1568		- // enclosures.
1569		- function add_rss_meta () {
1570		- global $wpdb;
1571		- if ( is_array($this->post) and isset($this->post['meta']) and is_array($this->post['meta']) ) :
1572		- $postId = $this->wp_id();
1573		-
1574		- // Aggregated posts should NOT send out pingbacks.
1575		- // WordPress 2.1-2.2 claim you can tell them not to
1576		- // using $post_pingback, but they don't listen, so we
1577		- // make sure here.
1578		- $result = $wpdb->query("
1579		- DELETE FROM $wpdb->postmeta
1580		- WHERE post_id='$postId' AND meta_key='_pingme'
1581		- ");
1582		-
1583		- foreach ( $this->post['meta'] as $key => $values ) :
1584		-
1585		- $key = $wpdb->escape($key);
1586		-
1587		- // If this is an update, clear out the old
1588		- // values to avoid duplication.
1589		- $result = $wpdb->query("
1590		- DELETE FROM $wpdb->postmeta
1591		- WHERE post_id='$postId' AND meta_key='$key'
1592		- ");
1593		-
1594		- // Allow for either a single value or an array
1595		- if (!is_array($values)) $values = array($values);
1596		- foreach ( $values as $value ) :
1597		- $value = $wpdb->escape($value);
1598		- $result = $wpdb->query("
1599		- INSERT INTO $wpdb->postmeta
1600		- SET
1601		- post_id='$postId',
1602		- meta_key='$key',
1603		- meta_value='$value'
1604		- ");
1605		- endforeach;
1606		- endforeach;
1607		- endif;
1608		- } /* SyndicatedPost::add_rss_meta () */
1609		-
1610		- // SyndicatedPost::author_id (): get the ID for an author name from
1611		- // the feed. Create the author if necessary.
1612		- function author_id ($unfamiliar_author = 'create') {
1613		- global $wpdb;
1614		-
1615		- $a = $this->author();
1616		- $author = $a['name'];
1617		- $email = $a['email'];
1618		- $url = $a['uri'];
1619		-
1620		- $match_author_by_email = !('yes' == get_option("feedwordpress_do_not_match_author_by_email"));
1621		- if ($match_author_by_email and !FeedWordPress::is_null_email($email)) :
1622		- $test_email = $email;
1623		- else :
1624		- $test_email = NULL;
1625		- endif;
1626		-
1627		- // Never can be too careful...
1628		- $login = sanitize_user($author, /*strict=*/ true);
1629		- $login = apply_filters('pre_user_login', $login);
1630		-
1631		- $nice_author = sanitize_title($author);
1632		- $nice_author = apply_filters('pre_user_nicename', $nice_author);
1633		-
1634		- $reg_author = $wpdb->escape(preg_quote($author));
1635		- $author = $wpdb->escape($author);
1636		- $email = $wpdb->escape($email);
1637		- $test_email = $wpdb->escape($test_email);
1638		- $url = $wpdb->escape($url);
1639		-
1640		- // Check for an existing author rule....
1641		- if (isset($this->link->settings['map authors']['name'][strtolower(trim($author))])) :
1642		- $author_rule = $this->link->settings['map authors']['name'][strtolower(trim($author))];
1643		- else :
1644		- $author_rule = NULL;
1645		- endif;
1646		-
1647		- // User name is mapped to a particular author. If that author ID exists, use it.
1648		- if (is_numeric($author_rule) and get_userdata((int) $author_rule)) :
1649		- $id = (int) $author_rule;
1650		-
1651		- // User name is filtered out
1652		- elseif ('filter' == $author_rule) :
1653		- $id = NULL;
1654		-
1655		- else :
1656		- // Check the database for an existing author record that might fit
1657		-
1658		- #-- WordPress 2.0+
1659		- if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) :
1660		-
1661		- // First try the user core data table.
1662		- $id = $wpdb->get_var(
1663		- "SELECT ID FROM $wpdb->users
1664		- WHERE
1665		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login'))
1666		- OR (
1667		- LENGTH(TRIM(LCASE(user_email))) > 0
1668		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1669		- )
1670		- OR TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author'))
1671		- ");
1672		-
1673		- // If that fails, look for aliases in the user meta data table
1674		- if (is_null($id)) :
1675		- $id = $wpdb->get_var(
1676		- "SELECT user_id FROM $wpdb->usermeta
1677		- WHERE
1678		- (meta_key = 'description' AND TRIM(LCASE(meta_value)) = TRIM(LCASE('$author')))
1679		- OR (
1680		- meta_key = 'description'
1681		- AND TRIM(LCASE(meta_value))
1682		- RLIKE CONCAT(
1683		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1684		- TRIM(LCASE('$reg_author')),
1685		- '( |\\t|\\r)*(\\n|\$)'
1686		- )
1687		- )
1688		- ");
1689		- endif;
1690		-
1691		- #-- WordPress 1.5.x
1692		- else :
1693		- $id = $wpdb->get_var(
1694		- "SELECT ID from $wpdb->users
1695		- WHERE
1696		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login')) OR
1697		- (
1698		- LENGTH(TRIM(LCASE(user_email))) > 0
1699		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1700		- ) OR
1701		- TRIM(LCASE(user_firstname)) = TRIM(LCASE('$author')) OR
1702		- TRIM(LCASE(user_nickname)) = TRIM(LCASE('$author')) OR
1703		- TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author')) OR
1704		- TRIM(LCASE(user_description)) = TRIM(LCASE('$author')) OR
1705		- (
1706		- LOWER(user_description)
1707		- RLIKE CONCAT(
1708		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1709		- LCASE('$reg_author'),
1710		- '( |\\t|\\r)*(\\n|\$)'
1711		- )
1712		- )
1713		- ");
1714		-
1715		- endif;
1716		-
1717		- // ... if you don't find one, then do what you need to do
1718		- if (is_null($id)) :
1719		- if ($unfamiliar_author === 'create') :
1720		- $userdata = array();
1721		-
1722		- #-- user table data
1723		- $userdata['ID'] = NULL; // new user
1724		- $userdata['user_login'] = $login;
1725		- $userdata['user_nicename'] = $nice_author;
1726		- $userdata['user_pass'] = substr(md5(uniqid(microtime())), 0, 6); // just something random to lock it up
1727		- $userdata['user_email'] = $email;
1728		- $userdata['user_url'] = $url;
1729		- $userdata['display_name'] = $author;
1730		-
1731		- $id = wp_insert_user($userdata);
1732		- elseif (is_numeric($unfamiliar_author) and get_userdata((int) $unfamiliar_author)) :
1733		- $id = (int) $unfamiliar_author;
1734		- elseif ($unfamiliar_author === 'default') :
1735		- $id = 1;
1736		- endif;
1737		- endif;
1738		- endif;
1739		-
1740		- if ($id) :
1741		- $this->link->settings['map authors']['name'][strtolower(trim($author))] = $id;
1742		- endif;
1743		- return $id;
1744		- } // function SyndicatedPost::author_id ()
1745		-
1746		- // look up (and create) category ids from a list of categories
1747		- function category_ids ($cats, $unfamiliar_category = 'create', $tags_too = false) {
1748		- global $wpdb;
1749		-
1750		- // We need to normalize whitespace because (1) trailing
1751		- // whitespace can cause PHP and MySQL not to see eye to eye on
1752		- // VARCHAR comparisons for some versions of MySQL (cf.
1753		- // <http://dev.mysql.com/doc/mysql/en/char.html>), and (2)
1754		- // because I doubt most people want to make a semantic
1755		- // distinction between 'Computers' and 'Computers '
1756		- $cats = array_map('trim', $cats);
1757		-
1758		- $tags = array();
1759		-
1760		- $cat_ids = array ();
1761		- foreach ($cats as $cat_name) :
1762		- if (preg_match('/^{#([0-9]+)}$/', $cat_name, $backref)) :
1763		- $cat_id = (int) $backref[1];
1764		- if (function_exists('is_term') and is_term($cat_id, 'category')) :
1765		- $cat_ids[] = $cat_id;
1766		- elseif (get_category($cat_id)) :
1767		- $cat_ids[] = $cat_id;
1768		- endif;
1769		- elseif (strlen($cat_name) > 0) :
1770		- $esc = $wpdb->escape($cat_name);
1771		- $resc = $wpdb->escape(preg_quote($cat_name));
1772		-
1773		- // WordPress 2.3+
1774		- if (function_exists('is_term')) :
1775		- $cat_id = is_term($cat_name, 'category');
1776		- if ($cat_id) :
1777		- $cat_ids[] = $cat_id['term_id'];
1778		- // There must be a better way to do this...
1779		- elseif ($results = $wpdb->get_results(
1780		- "SELECT term_id
1781		- FROM $wpdb->term_taxonomy
1782		- WHERE
1783		- LOWER(description) RLIKE
1784		- CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)')"
1785		- )) :
1786		- foreach ($results AS $term) :
1787		- $cat_ids[] = (int) $term->term_id;
1788		- endforeach;
1789		- elseif ('tag'==$unfamiliar_category) :
1790		- $tags[] = $cat_name;
1791		- elseif ('create'===$unfamiliar_category) :
1792		- $term = wp_insert_term($cat_name, 'category');
1793		- if (is_wp_error($term)) :
1794		- FeedWordPress::noncritical_bug('term insertion problem', array('cat_name' => $cat_name, 'term' => $term, 'this' => $this), __LINE__);
1795		- else :
1796		- $cat_ids[] = $term['term_id'];
1797		- endif;
1798		- endif;
1799		-
1800		- // WordPress 1.5.x - 2.2.x
1801		- else :
1802		- $results = $wpdb->get_results(
1803		- "SELECT cat_ID
1804		- FROM $wpdb->categories
1805		- WHERE
1806		- (LOWER(cat_name) = LOWER('$esc'))
1807		- OR (LOWER(category_description)
1808		- RLIKE CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)'))
1809		- ");
1810		- if ($results) :
1811		- foreach ($results as $term) :
1812		- $cat_ids[] = (int) $term->cat_ID;
1813		- endforeach;
1814		- elseif ('create'===$unfamiliar_category) :
1815		- if (function_exists('wp_insert_category')) :
1816		- $cat_id = wp_insert_category(array('cat_name' => $cat_name));
1817		- // And into the database we go.
1818		- else :
1819		- $nice_kitty = sanitize_title($cat_name);
1820		- $wpdb->query(sprintf("
1821		- INSERT INTO $wpdb->categories
1822		- SET
1823		- cat_name='%s',
1824		- category_nicename='%s'
1825		- ", $wpdb->escape($cat_name), $nice_kitty
1826		- ));
1827		- $cat_id = $wpdb->insert_id;
1828		- endif;
1829		- $cat_ids[] = $cat_id;
1830		- endif;
1831		- endif;
1832		- endif;
1833		- endforeach;
1834		-
1835		- if ((count($cat_ids) == 0) and ($unfamiliar_category === 'filter')) :
1836		- $cat_ids = NULL; // Drop the post
1837		- else :
1838		- $cat_ids = array_unique($cat_ids);
1839		- endif;
1840		-
1841		- if ($tags_too) : $ret = array($cat_ids, $tags);
1842		- else : $ret = $cat_ids;
1843		- endif;
1844		-
1845		- return $ret;
1846		- } // function SyndicatedPost::category_ids ()
1847		-
1848		- function use_api ($tag) {
1849		- global $wp_db_version;
1850		- switch ($tag) :
1851		- case 'wp_insert_post':
1852		- // Before 2.2, wp_insert_post does too much of the wrong stuff to use it
1853		- // In 1.5 it was such a resource hog it would make PHP segfault on big updates
1854		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_21);
1855		- break;
1856		- case 'post_status_pending':
1857		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_23);
1858		- break;
1859		- endswitch;
1860		- return $ret;
1861		- } // function SyndicatedPost::use_api ()
1862		-
1863		- #### EXTRACT DATA FROM FEED ITEM ####
1864		-
1865		- function created () {
1866		- $epoch = null;
1867		- if (isset($this->item['dc']['created'])) :
1868		- $epoch = @parse_w3cdtf($this->item['dc']['created']);
1869		- elseif (isset($this->item['dcterms']['created'])) :
1870		- $epoch = @parse_w3cdtf($this->item['dcterms']['created']);
1871		- elseif (isset($this->item['created'])): // Atom 0.3
1872		- $epoch = @parse_w3cdtf($this->item['created']);
1873		- endif;
1874		- return $epoch;
1875		- }
1876		- function published ($fallback = true) {
1877		- $epoch = null;
1878		-
1879		- # RSS is a fucking mess. Figure out whether we have a date in
1880		- # <dc:date>, <issued>, <pubDate>, etc., and get it into Unix
1881		- # epoch format for reformatting. If we can't find anything,
1882		- # we'll use the last-updated time.
1883		- if (isset($this->item['dc']['date'])): // Dublin Core
1884		- $epoch = @parse_w3cdtf($this->item['dc']['date']);
1885		- elseif (isset($this->item['dcterms']['issued'])) : // Dublin Core extensions
1886		- $epoch = @parse_w3cdtf($this->item['dcterms']['issued']);
1887		- elseif (isset($this->item['published'])) : // Atom 1.0
1888		- $epoch = @parse_w3cdtf($this->item['published']);
1889		- elseif (isset($this->item['issued'])): // Atom 0.3
1890		- $epoch = @parse_w3cdtf($this->item['issued']);
1891		- elseif (isset($this->item['pubdate'])): // RSS 2.0
1892		- $epoch = strtotime($this->item['pubdate']);
1893		- elseif ($fallback) : // Fall back to <updated> / <modified> if present
1894		- $epoch = $this->updated(/*fallback=*/ false);
1895		- endif;
1896		-
1897		- # If everything failed, then default to the current time.
1898		- if (is_null($epoch)) :
1899		- if (-1 == $default) :
1900		- $epoch = time();
1901		- else :
1902		- $epoch = $default;
1903		- endif;
1904		- endif;
1905		-
1906		- return $epoch;
1907		- }
1908		- function updated ($fallback = true, $default = -1) {
1909		- $epoch = null;
1910		-
1911		- # As far as I know, only dcterms and Atom have reliable ways to
1912		- # specify when something was *modified* last. If neither is
1913		- # available, then we'll try to get the time of publication.
1914		- if (isset($this->item['dc']['modified'])) : // Not really correct
1915		- $epoch = @parse_w3cdtf($this->item['dc']['modified']);
1916		- elseif (isset($this->item['dcterms']['modified'])) : // Dublin Core extensions
1917		- $epoch = @parse_w3cdtf($this->item['dcterms']['modified']);
1918		- elseif (isset($this->item['modified'])): // Atom 0.3
1919		- $epoch = @parse_w3cdtf($this->item['modified']);
1920		- elseif (isset($this->item['updated'])): // Atom 1.0
1921		- $epoch = @parse_w3cdtf($this->item['updated']);
1922		- elseif ($fallback) : // Fall back to issued / dc:date
1923		- $epoch = $this->published(/*fallback=*/ false, /*default=*/ $default);
1924		- endif;
1925		-
1926		- # If everything failed, then default to the current time.
1927		- if (is_null($epoch)) :
1928		- if (-1 == $default) :
1929		- $epoch = time();
1930		- else :
1931		- $epoch = $default;
1932		- endif;
1933		- endif;
1934		-
1935		- return $epoch;
1936		- }
1937		-
1938		- function update_hash () {
1939		- return md5(serialize($this->item));
1940		- }
1941		-
1942		- function guid () {
1943		- $guid = null;
1944		- if (isset($this->item['id'])): // Atom 0.3 / 1.0
1945		- $guid = $this->item['id'];
1946		- elseif (isset($this->item['atom']['id'])) : // Namespaced Atom
1947		- $guid = $this->item['atom']['id'];
1948		- elseif (isset($this->item['guid'])) : // RSS 2.0
1949		- $guid = $this->item['guid'];
1950		- elseif (isset($this->item['dc']['identifier'])) :// yeah, right
1951		- $guid = $this->item['dc']['identifier'];
1952		- else :
1953		- // The feed does not seem to have provided us with a
1954		- // unique identifier, so we'll have to cobble together
1955		- // a tag: URI that might work for us. The base of the
1956		- // URI will be the host name of the feed source ...
1957		- $bits = parse_url($this->feedmeta['link/uri']);
1958		- $guid = 'tag:'.$bits['host'];
1959		-
1960		- // If we have a date of creation, then we can use that
1961		- // to uniquely identify the item. (On the other hand, if
1962		- // the feed producer was consicentious enough to
1963		- // generate dates of creation, she probably also was
1964		- // conscientious enough to generate unique identifiers.)
1965		- if (!is_null($this->created())) :
1966		- $guid .= '://post.'.date('YmdHis', $this->created());
1967		-
1968		- // Otherwise, use both the URI of the item, *and* the
1969		- // item's title. We have to use both because titles are
1970		- // often not unique, and sometimes links aren't unique
1971		- // either (e.g. Bitch (S)HITLIST, Mozilla Dot Org news,
1972		- // some podcasts). But it's rare to have *both* the same
1973		- // title *and* the same link for two different items. So
1974		- // this is about the best we can do.
1975		- else :
1976		- $guid .= '://'.md5($this->item['link'].'/'.$this->item['title']);
1977		- endif;
1978		- endif;
1979		- return $guid;
1980		- }
1981		-
1982		- function author () {
1983		- $author = array ();
1984		-
1985		- if (isset($this->item['author_name'])):
1986		- $author['name'] = $this->item['author_name'];
1987		- elseif (isset($this->item['dc']['creator'])):
1988		- $author['name'] = $this->item['dc']['creator'];
1989		- elseif (isset($this->item['dc']['contributor'])):
1990		- $author['name'] = $this->item['dc']['contributor'];
1991		- elseif (isset($this->feed->channel['dc']['creator'])) :
1992		- $author['name'] = $this->feed->channel['dc']['creator'];
1993		- elseif (isset($this->feed->channel['dc']['contributor'])) :
1994		- $author['name'] = $this->feed->channel['dc']['contributor'];
1995		- elseif (isset($this->feed->channel['author_name'])) :
1996		- $author['name'] = $this->feed->channel['author_name'];
1997		- elseif ($this->feed->is_rss() and isset($this->item['author'])) :
1998		- // The author element in RSS is allegedly an
1999		- // e-mail address, but lots of people don't use
2000		- // it that way. So let's make of it what we can.
2001		- $author = parse_email_with_realname($this->item['author']);
2002		-
2003		- if (!isset($author['name'])) :
2004		- if (isset($author['email'])) :
2005		- $author['name'] = $author['email'];
2006		- else :
2007		- $author['name'] = $this->feed->channel['title'];
2008		- endif;
2009		- endif;
2010		- else :
2011		- $author['name'] = $this->feed->channel['title'];
2012		- endif;
2013		-
2014		- if (isset($this->item['author_email'])):
2015		- $author['email'] = $this->item['author_email'];
2016		- elseif (isset($this->feed->channel['author_email'])) :
2017		- $author['email'] = $this->feed->channel['author_email'];
2018		- endif;
2019		-
2020		- if (isset($this->item['author_url'])):
2021		- $author['uri'] = $this->item['author_url'];
2022		- elseif (isset($this->feed->channel['author_url'])) :
2023		- $author['uri'] = $this->item['author_url'];
2024		- else:
2025		- $author['uri'] = $this->feed->channel['link'];
2026		- endif;
2027		-
2028		- return $author;
2029		- } // SyndicatedPost::author()
2030		-
2031		- var $strip_attrs = array (
2032		- array('[a-z]+', 'style'),
2033		- array('[a-z]+', 'target'),
2034		- );
2035		- function sanitize_content ($content, $obj) {
2036		- # FeedWordPress used to resolve URIs relative to the
2037		- # feed URI. It now relies on the xml:base support
2038		- # baked in to the MagpieRSS upgrade. So all we do here
2039		- # now is to sanitize problematic attributes.
2040		- #
2041		- # This kind of sucks. I intend to replace it with
2042		- # lib_filter sometime soon.
2043		- foreach ($obj->strip_attrs as $pair):
2044		- list($tag,$attr) = $pair;
2045		- $content = preg_replace (
2046		- ":(<$tag [^>]*)($attr=(\"[^\">]*\"|[^>\\s]+))([^>]*>):i",
2047		- "\\1\\4",
2048		- $content
2049		- );
2050		- endforeach;
2051		- return $content;
2052		- }
2053		-} // class SyndicatedPost
2054		-
2055		-# class SyndicatedLink: represents a syndication feed stored within the
2056		-# WordPress database
2057		-#
2058		-# To keep things compact and editable from within WordPress, we use all the
2059		-# links under a particular category in the WordPress "Blogroll" for the list of
2060		-# feeds to syndicate. "Contributors" is the category used by default; you can
2061		-# configure that under Options --> Syndication.
2062		-#
2063		-# Fields used are:
2064		-#
2065		-# * link_rss: the URI of the Atom/RSS feed to syndicate
2066		-#
2067		-# * link_notes: user-configurable options, with keys and values
2068		-# like so:
2069		-#
2070		-# key: value
2071		-# cats: computers\nweb
2072		-# feed/key: value
2073		-#
2074		-# Keys that start with "feed/" are gleaned from the data supplied
2075		-# by the feed itself, and will be overwritten with each update.
2076		-#
2077		-# Values have linebreak characters escaped with C-style
2078		-# backslashes (so, for example, a newline becomes "\n").
2079		-#
2080		-# The value of `cats` is used as a newline-separated list of
2081		-# default categories for any post coming from a particular feed.
2082		-# (In the example above, any posts from this feed will be placed
2083		-# in the "computers" and "web" categories--*in addition to* any
2084		-# categories that may already be applied to the posts.)
2085		-#
2086		-# Values of keys in link_notes are accessible from templates using
2087		-# the function `get_feed_meta($key)` if this plugin is activated.
2088		-
2089		-class SyndicatedLink {
2090		- var $id = null;
2091		- var $link = null;
2092		- var $settings = array ();
2093		- var $magpie = null;
2094		-
2095		- function SyndicatedLink ($link) {
2096		- global $wpdb;
2097		-
2098		- if (is_object($link)) :
2099		- $this->link = $link;
2100		- $this->id = $link->link_id;
2101		- else :
2102		- $this->id = $link;
2103		- if (function_exists('get_bookmark')) : // WP 2.1+
2104		- $this->link = get_bookmark($link);
2105		- else :
2106		- $this->link = $wpdb->get_row("
2107		- SELECT * FROM $wpdb->links
2108		- WHERE (link_id = '".$wpdb->escape($link)."')"
2109		- );
2110		- endif;
2111		- endif;
2112		-
2113		- if (strlen($this->link->link_rss) > 0) :
2114		- // Read off feed settings from link_notes
2115		- $notes = explode("\n", $this->link->link_notes);
2116		- foreach ($notes as $note):
2117		- list($key, $value) = explode(": ", $note, 2);
2118		-
2119		- if (strlen($key) > 0) :
2120		- // Unescape and trim() off the whitespace.
2121		- // Thanks to Ray Lischner for pointing out the
2122		- // need to trim off whitespace.
2123		- $this->settings[$key] = stripcslashes (trim($value));
2124		- endif;
2125		- endforeach;
2126		-
2127		- // "Magic" feed settings
2128		- $this->settings['link/uri'] = $this->link->link_rss;
2129		- $this->settings['link/name'] = $this->link->link_name;
2130		- $this->settings['link/id'] = $this->link->link_id;
2131		-
2132		- // `hardcode categories` and `unfamiliar categories` are deprecated in favor of `unfamiliar category`
2133		- if (
2134		- isset($this->settings['unfamiliar categories'])
2135		- and !isset($this->settings['unfamiliar category'])
2136		- ) :
2137		- $this->settings['unfamiliar category'] = $this->settings['unfamiliar categories'];
2138		- endif;
2139		- if (
2140		- FeedWordPress::affirmative($this->settings, 'hardcode categories')
2141		- and !isset($this->settings['unfamiliar category'])
2142		- ) :
2143		- $this->settings['unfamiliar category'] = 'default';
2144		- endif;
2145		-
2146		- // Set this up automagically for del.icio.us
2147		- $bits = parse_url($this->link->link_rss);
2148		- $tagspacers = array('del.icio.us', 'feeds.delicious.com');
2149		- if (!isset($this->settings['cat_split']) and in_array($bits['host'], $tagspacers)) :
2150		- $this->settings['cat_split'] = '\s'; // Whitespace separates multiple tags in del.icio.us RSS feeds
2151		- endif;
2152		-
2153		- if (isset($this->settings['cats'])):
2154		- $this->settings['cats'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['cats']);
2155		- endif;
2156		- if (isset($this->settings['tags'])):
2157		- $this->settings['tags'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['tags']);
2158		- endif;
2159		-
2160		- if (isset($this->settings['map authors'])) :
2161		- $author_rules = explode("\n\n", $this->settings['map authors']);
2162		- $ma = array();
2163		- foreach ($author_rules as $rule) :
2164		- list($rule_type, $author_name, $author_action) = explode("\n", $rule);
2165		-
2166		- // Normalize for case and whitespace
2167		- $rule_type = strtolower(trim($rule_type));
2168		- $author_name = strtolower(trim($author_name));
2169		- $author_action = strtolower(trim($author_action));
2170		-
2171		- $ma[$rule_type][$author_name] = $author_action;
2172		- endforeach;
2173		- $this->settings['map authors'] = $ma;
2174		- endif;
2175		- endif;
2176		- } /* SyndicatedLink::SyndicatedLink () */
2177		-
2178		- function found () {
2179		- return is_object($this->link);
2180		- } /* SyndicatedLink::found () */
2181		-
2182		- function stale () {
2183		- $stale = true;
2184		- if (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='ping')) :
2185		- $stale = false; // don't update on any timed updates; pings only
2186		- elseif (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='next')) :
2187		- $stale = true; // update on the next timed update
2188		- elseif (!isset($this->settings['update/ttl']) or !isset($this->settings['update/last'])) :
2189		- $stale = true; // initial update
2190		- else :
2191		- $after = ((int) $this->settings['update/last'])
2192		- +((int) $this->settings['update/ttl'] * 60);
2193		- $stale = (time() >= $after);
2194		- endif;
2195		- return $stale;
2196		- } /* SyndicatedLink::stale () */
2197		-
2198		- function poll ($crash_ts = NULL) {
2199		- global $wpdb;
2200		-
2201		- $this->magpie = fetch_rss($this->link->link_rss);
2202		- $new_count = NULL;
2203		-
2204		- $resume = FeedWordPress::affirmative($this->settings, 'update/unfinished');
2205		- if ($resume) :
2206		- // pick up where we left off
2207		- $processed = array_map('trim', explode("\n", $this->settings['update/processed']));
2208		- else :
2209		- // begin at the beginning
2210		- $processed = array();
2211		- endif;
2212		-
2213		- if (is_object($this->magpie)) :
2214		- $new_count = array('new' => 0, 'updated' => 0);
2215		-
2216		- # -- Update Link metadata live from feed
2217		- $channel = $this->magpie->channel;
2218		-
2219		- if (!isset($channel['id'])) :
2220		- $channel['id'] = $this->link->link_rss;
2221		- endif;
2222		-
2223		- $update = array();
2224		- if (!$this->hardcode('url') and isset($channel['link'])) :
2225		- $update[] = "link_url = '".$wpdb->escape($channel['link'])."'";
2226		- endif;
2227		-
2228		- if (!$this->hardcode('name') and isset($channel['title'])) :
2229		- $update[] = "link_name = '".$wpdb->escape($channel['title'])."'";
2230		- endif;
2231		-
2232		- if (!$this->hardcode('description')) :
2233		- if (isset($channel['tagline'])) :
2234		- $update[] = "link_description = '".$wpdb->escape($channel['tagline'])."'";
2235		- elseif (isset($channel['description'])) :
2236		- $update[] = "link_description = '".$wpdb->escape($channel['description'])."'";
2237		- endif;
2238		- endif;
2239		-
2240		- $this->settings = array_merge($this->settings, $this->flatten_array($channel));
2241		-
2242		- $this->settings['update/last'] = time(); $ttl = $this->ttl();
2243		- if (!is_null($ttl)) :
2244		- $this->settings['update/ttl'] = $ttl;
2245		- $this->settings['update/timed'] = 'feed';
2246		- else :
2247		- $this->settings['update/ttl'] = rand(30, 120); // spread over time interval for staggered updates
2248		- $this->settings['update/timed'] = 'automatically';
2249		- endif;
2250		-
2251		- if (!isset($this->settings['update/hold']) or $this->settings['update/hold']!='ping') :
2252		- $this->settings['update/hold'] = 'scheduled';
2253		- endif;
2254		-
2255		- $this->settings['update/unfinished'] = 'yes';
2256		-
2257		- $update[] = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
2258		-
2259		- $update_set = implode(',', $update);
2260		-
2261		- // Update the properties of the link from the feed information
2262		- $result = $wpdb->query("
2263		- UPDATE $wpdb->links
2264		- SET $update_set
2265		- WHERE link_id='$this->id'
2266		- ");
2267		-
2268		- # -- Add new posts from feed and update any updated posts
2269		- $crashed = false;
2270		-
2271		- if (is_array($this->magpie->items)) :
2272		- foreach ($this->magpie->items as $item) :
2273		- $post =& new SyndicatedPost($item, $this);
2274		- if (!$resume or !in_array(trim($post->guid()), $processed)) :
2275		- $processed[] = $post->guid();
2276		- if (!$post->filtered()) :
2277		- $new = $post->store();
2278		- if ( $new !== false ) $new_count[$new]++;
2279		- endif;
2280		-
2281		- if (!is_null($crash_ts) and (time() > $crash_ts)) :
2282		- $crashed = true;
2283		- break;
2284		- endif;
2285		- endif;
2286		- endforeach;
2287		- endif;
2288		-
2289		- // Copy back any changes to feed settings made in the course of updating (e.g. new author rules)
2290		- $to_notes = $this->settings;
2291		-
2292		- $this->settings['update/processed'] = $processed;
2293		- if (!$crashed) :
2294		- $this->settings['update/unfinished'] = 'no';
2295		- endif;
2296		-
2297		- $update_set = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
2298		-
2299		- // Update the properties of the link from the feed information
2300		- $result = $wpdb->query("
2301		- UPDATE $wpdb->links
2302		- SET $update_set
2303		- WHERE link_id='$this->id'
2304		- ");
2305		- endif;
2306		-
2307		- return $new_count;
2308		- } /* SyndicatedLink::poll() */
2309		-
2310		- function map_name_to_new_user ($name, $newuser_name) {
2311		- global $wpdb;
2312		-
2313		- if (strlen($newuser_name) > 0) :
2314		- $userdata = array();
2315		- $userdata['ID'] = NULL;
2316		-
2317		- $userdata['user_login'] = sanitize_user($newuser_name);
2318		- $userdata['user_login'] = apply_filters('pre_user_login', $userdata['user_login']);
2319		-
2320		- $userdata['user_nicename'] = sanitize_title($newuser_name);
2321		- $userdata['user_nicename'] = apply_filters('pre_user_nicename', $userdata['user_nicename']);
2322		-
2323		- $userdata['display_name'] = $wpdb->escape($newuser_name);
2324		-
2325		- $newuser_id = wp_insert_user($userdata);
2326		- if (is_numeric($newuser_id)) :
2327		- if (is_null($name)) : // Unfamiliar author
2328		- $this->settings['unfamiliar author'] = $newuser_id;
2329		- else :
2330		- $this->settings['map authors']['name'][$name] = $newuser_id;
2331		- endif;
2332		- else :
2333		- // TODO: Add some error detection and reporting
2334		- endif;
2335		- else :
2336		- // TODO: Add some error reporting
2337		- endif;
2338		- } /* SyndicatedLink::map_name_to_new_user () */
2339		-
2340		- function settings_to_notes () {
2341		- $to_notes = $this->settings;
2342		-
2343		- unset($to_notes['link/id']); // Magic setting; don't save
2344		- unset($to_notes['link/uri']); // Magic setting; don't save
2345		- unset($to_notes['link/name']); // Magic setting; don't save
2346		- unset($to_notes['hardcode categories']); // Deprecated
2347		- unset($to_notes['unfamiliar categories']); // Deprecated
2348		-
2349		- // Collapse array settings
2350		- if (isset($to_notes['update/processed']) and (is_array($to_notes['update/processed']))) :
2351		- $to_notes['update/processed'] = implode("\n", $to_notes['update/processed']);
2352		- endif;
2353		-
2354		- if (is_array($to_notes['cats'])) :
2355		- $to_notes['cats'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['cats']);
2356		- endif;
2357		- if (is_array($to_notes['tags'])) :
2358		- $to_notes['tags'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['tags']);
2359		- endif;
2360		-
2361		- // Collapse the author mapping rule structure back into a flat string
2362		- if (isset($to_notes['map authors'])) :
2363		- $ma = array();
2364		- foreach ($to_notes['map authors'] as $rule_type => $author_rules) :
2365		- foreach ($author_rules as $author_name => $author_action) :
2366		- $ma[] = $rule_type."\n".$author_name."\n".$author_action;
2367		- endforeach;
2368		- endforeach;
2369		- $to_notes['map authors'] = implode("\n\n", $ma);
2370		- endif;
2371		-
2372		- $notes = '';
2373		- foreach ($to_notes as $key => $value) :
2374		- $notes .= $key . ": ". addcslashes($value, "\0..\37".'\\') . "\n";
2375		- endforeach;
2376		- return $notes;
2377		- } /* SyndicatedLink::settings_to_notes () */
2378		-
2379		- function uri () {
2380		- return (is_object($this->link) ? $this->link->link_rss : NULL);
2381		- } /* SyndicatedLink::uri () */
2382		-
2383		- function homepage () {
2384		- return (isset($this->settings['feed/link']) ? $this->settings['feed/link'] : NULL);
2385		- } /* SyndicatedLink::homepage () */
2386		-
2387		- function ttl () {
2388		- if (is_object($this->magpie)) :
2389		- $channel = $this->magpie->channel;
2390		- else :
2391		- $channel = array();
2392		- endif;
2393		-
2394		- if (isset($channel['ttl'])) :
2395		- // "ttl stands for time to live. It's a number of
2396		- // minutes that indicates how long a channel can be
2397		- // cached before refreshing from the source."
2398		- // <http://blogs.law.harvard.edu/tech/rss#ltttlgtSubelementOfLtchannelgt>
2399		- $ret = $channel['ttl'];
2400		- elseif (isset($channel['sy']['updatefrequency']) or isset($channel['sy']['updateperiod'])) :
2401		- $period_minutes = array (
2402		- 'hourly' => 60, /* minutes in an hour */
2403		- 'daily' => 1440, /* minutes in a day */
2404		- 'weekly' => 10080, /* minutes in a week */
2405		- 'monthly' => 43200, /* minutes in a month */
2406		- 'yearly' => 525600, /* minutes in a year */
2407		- );
2408		-
2409		- // "sy:updatePeriod: Describes the period over which the
2410		- // channel format is updated. Acceptable values are:
2411		- // hourly, daily, weekly, monthly, yearly. If omitted,
2412		- // daily is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2413		- if (isset($channel['sy']['updateperiod'])) : $period = $channel['sy']['updateperiod'];
2414		- else : $period = 'daily';
2415		- endif;
2416		-
2417		- // "sy:updateFrequency: Used to describe the frequency
2418		- // of updates in relation to the update period. A
2419		- // positive integer indicates how many times in that
2420		- // period the channel is updated. ... If omitted a value
2421		- // of 1 is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2422		- if (isset($channel['sy']['updatefrequency'])) : $freq = (int) $channel['sy']['updatefrequency'];
2423		- else : $freq = 1;
2424		- endif;
2425		-
2426		- $ret = (int) ($period_minutes[$period] / $freq);
2427		- else :
2428		- $ret = NULL;
2429		- endif;
2430		- return $ret;
2431		- } /* SyndicatedLink::ttl() */
2432		-
2433		- // SyndicatedLink::flatten_array (): flatten an array. Useful for
2434		- // hierarchical and namespaced elements.
2435		- //
2436		- // Given an array which may contain array or object elements in it,
2437		- // return a "flattened" array: a one-dimensional array of scalars
2438		- // containing each of the scalar elements contained within the array
2439		- // structure. Thus, for example, if $a['b']['c']['d'] == 'e', then the
2440		- // returned array for FeedWordPress::flatten_array($a) will contain a key
2441		- // $a['feed/b/c/d'] with value 'e'.
2442		- function flatten_array ($arr, $prefix = 'feed/', $separator = '/') {
2443		- $ret = array ();
2444		- if (is_array($arr)) :
2445		- foreach ($arr as $key => $value) :
2446		- if (is_scalar($value)) :
2447		- $ret[$prefix.$key] = $value;
2448		- else :
2449		- $ret = array_merge($ret, $this->flatten_array($value, $prefix.$key.$separator, $separator));
2450		- endif;
2451		- endforeach;
2452		- endif;
2453		- return $ret;
2454		- } /* SyndicatedLink::flatten_array () */
2455		-
2456		- function hardcode ($what) {
2457		- $default = get_option("feedwordpress_hardcode_$what");
2458		- if ( $default === 'yes' ) :
2459		- // If the default is to hardcode, then we want the
2460		- // negation of negative(): TRUE by default and FALSE if
2461		- // the setting is explicitly "no"
2462		- $ret = !FeedWordPress::negative($this->settings, "hardcode $what");
2463		- else :
2464		- // If the default is NOT to hardcode, then we want
2465		- // affirmative(): FALSE by default and TRUE if the
2466		- // setting is explicitly "yes"
2467		- $ret = FeedWordPress::affirmative($this->settings, "hardcode $what");
2468		- endif;
2469		- return $ret;
2470		- } /* SyndicatedLink::hardcode () */
2471		-
2472		- function syndicated_status ($what, $default) {
2473		- global $wpdb;
2474		-
2475		- $ret = get_option("feedwordpress_syndicated_{$what}_status");
2476		- if ( isset($this->settings["$what status"]) ) :
2477		- $ret = $this->settings["$what status"];
2478		- elseif (!$ret) :
2479		- $ret = $default;
2480		- endif;
2481		- return $wpdb->escape(trim(strtolower($ret)));
2482		- } /* SyndicatedLink:syndicated_status () */
2483		-} // class SyndicatedLink
2484		-
2485	1466	################################################################################
2486	1467	## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
2487	1468	################################################################################
2488	1469
		@@ -2491,9 +1472,9 @@
2491	1472	return $args;
2492	1473	}
2493	1474
2494	1475	function feedwordpress_pong ($args) {
2495		- $feedwordpress =& new FeedWordPress;
	1476	+ $feedwordpress = new FeedWordPress;
2496	1477	$delta = @$feedwordpress->update($args[1]);
2497	1478	if (is_null($delta)):
2498	1479	return array('flerror' => true, 'message' => "Sorry. I don't syndicate <$args[1]>.");
2499	1480	else:
		@@ -2504,351 +1485,9 @@
2504	1485	return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
2505	1486	endif;
2506	1487	}
2507	1488
2508		-################################################################################
2509		-## class FeedFinder: find likely feeds using autodetection and/or guesswork ####
2510		-################################################################################
2511		-
2512		-class FeedFinder {
2513		- var $uri = NULL;
2514		- var $_cache_uri = NULL;
2515		-
2516		- var $verify = FALSE;
2517		-
2518		- var $_data = NULL;
2519		- var $_error = NULL;
2520		- var $_head = NULL;
2521		-
2522		- # -- Recognition patterns
2523		- var $_feed_types = array(
2524		- 'application/rss+xml',
2525		- 'text/xml',
2526		- 'application/atom+xml',
2527		- 'application/x.atom+xml',
2528		- 'application/x-atom+xml'
2529		- );
2530		- var $_feed_markers = array('\\<feed', '\\<rss', 'xmlns="http://purl.org/rss/1.0');
2531		- var $_html_markers = array('\\<html');
2532		- var $_obvious_feed_url = array('[./]rss', '[./]rdf', '[./]atom', '[./]feed', '\.xml');
2533		- var $_maybe_feed_url = array ('rss', 'rdf', 'atom', 'feed', 'xml');
2534		-
2535		- function FeedFinder ($uri = NULL, $verify = TRUE) {
2536		- $this->uri = $uri; $this->verify = $verify;
2537		- } /* FeedFinder::FeedFinder () */
2538		-
2539		- function find ($uri = NULL) {
2540		- $ret = array ();
2541		- if (!is_null($this->data($uri))) {
2542		- if ($this->is_feed($uri)) {
2543		- $ret = array($this->uri);
2544		- } else {
2545		- // Assume that we have HTML or XHTML (even if we don't, who's it gonna hurt?)
2546		- // Autodiscovery is the preferred method
2547		- $href = $this->_link_rel_feeds();
2548		-
2549		- // ... but we'll also take the little orange buttons
2550		- $href = array_merge($href, $this->_a_href_feeds(TRUE));
2551		-
2552		- // If all that failed, look harder
2553		- if (count($href) == 0) $href = $this->_a_href_feeds(FALSE);
2554		-
2555		- // Verify feeds and resolve relative URIs
2556		- foreach ($href as $u) {
2557		- $the_uri = Relative_URI::resolve($u, $this->uri);
2558		- if ($this->verify) {
2559		- $feed =& new FeedFinder($the_uri);
2560		- if ($feed->is_feed()) $ret[] = $the_uri;
2561		- $feed = NULL;
2562		- } else {
2563		- $ret[] = $the_uri;
2564		- }
2565		- } /* foreach */
2566		- } /* if */
2567		- } /* if */
2568		- return array_unique($ret);
2569		- } /* FeedFinder::find () */
2570		-
2571		- function data ($uri = NULL) {
2572		- $this->_get($uri);
2573		- return $this->_data;
2574		- }
2575		-
2576		- function error () {
2577		- return $this->_error;
2578		- }
2579		-
2580		- function is_feed ($uri = NULL) {
2581		- $data = $this->data($uri);
2582		-
2583		- return (
2584		- preg_match (
2585		- "\007(".implode('|',$this->_feed_markers).")\007i",
2586		- $data
2587		- ) and !preg_match (
2588		- "\007(".implode('|',$this->_html_markers).")\007i",
2589		- $data
2590		- )
2591		- );
2592		- } /* FeedFinder::is_feed () */
2593		-
2594		- # --- Private methods ---
2595		- function _get ($uri = NULL) {
2596		- if ($uri) $this->uri = $uri;
2597		-
2598		- // Is the result not yet cached?
2599		- if ($this->_cache_uri !== $this->uri) :
2600		- $headers['Connection'] = 'close';
2601		- $headers['Accept'] = 'application/atom+xml application/rdf+xml application/rss+xml application/xml text/html */*';
2602		- $headers['User-Agent'] = 'feedfinder/1.2 (compatible; PHP FeedFinder) +http://projects.radgeek.com/feedwordpress';
2603		-
2604		- // Use function provided by MagpieRSS package
2605		- $client = _fetch_remote_file($this->uri, $headers);
2606		- if (isset($client->error)) :
2607		- $this->_error = $client->error;
2608		- else :
2609		- $this->_error = NULL;
2610		- endif;
2611		- $this->_data = $client->results;
2612		-
2613		- // Kilroy was here
2614		- $this->_cache_uri = $this->uri;
2615		- endif;
2616		- } /* FeedFinder::_get () */
2617		-
2618		- function _link_rel_feeds () {
2619		- $links = $this->_tags('link');
2620		- $link_count = count($links);
2621		-
2622		- // now figure out which one points to the RSS file
2623		- $href = array ();
2624		- for ($n=0; $n<$link_count; $n++) {
2625		- if (strtolower($links[$n]['rel']) == 'alternate') {
2626		- if (in_array(strtolower($links[$n]['type']), $this->_feed_types)) {
2627		- $href[] = $links[$n]['href'];
2628		- } /* if */
2629		- } /* if */
2630		- } /* for */
2631		- return $href;
2632		- }
2633		-
2634		- function _a_href_feeds ($obvious = TRUE) {
2635		- $pattern = ($obvious ? $this->_obvious_feed_url : $this->_maybe_feed_url);
2636		-
2637		- $links = $this->_tags('a');
2638		- $link_count = count($links);
2639		-
2640		- // now figure out which one points to the RSS file
2641		- $href = array ();
2642		- for ($n=0; $n<$link_count; $n++) {
2643		- if (preg_match("\007(".implode('|',$pattern).")\007i", $links[$n]['href'])) {
2644		- $href[] = $links[$n]['href'];
2645		- } /* if */
2646		- } /* for */
2647		- return $href;
2648		- }
2649		-
2650		- function _tags ($tag) {
2651		- $html = $this->data();
2652		-
2653		- // search through the HTML, save all <link> tags
2654		- // and store each link's attributes in an associative array
2655		- preg_match_all('/<'.$tag.'\s+(.*?)\s*\/?>/si', $html, $matches);
2656		- $links = $matches[1];
2657		- $ret = array();
2658		- $link_count = count($links);
2659		- for ($n=0; $n<$link_count; $n++) {
2660		- $attributes = preg_split('/\s+/s', $links[$n]);
2661		- foreach($attributes as $attribute) {
2662		- $att = preg_split('/\s*=\s*/s', $attribute, 2);
2663		- if (isset($att[1])) {
2664		- $att[1] = preg_replace('/([\'"]?)(.*)\1/', '$2', $att[1]);
2665		- $final_link[strtolower($att[0])] = $att[1];
2666		- } /* if */
2667		- } /* foreach */
2668		- $ret[$n] = $final_link;
2669		- } /* for */
2670		- return $ret;
2671		- }
2672		-} /* class FeedFinder */
2673		-
2674		-# Relative URI static class: PHP class for resolving relative URLs
2675		-#
2676		-# This class is derived (under the terms of the GPL) from URL Class 0.3 by
2677		-# Keyvan Minoukadeh <keyvan@k1m.com>, which is great but more than we need
2678		-# for FeedWordPress's purposes. The class has been stripped down to a single
2679		-# public method: Relative_URI::resolve($url, $base), which resolves the URI in
2680		-# $url relative to the URI in $base
2681		-#
2682		-# The upgraded MagpieRSS also uses this class. So if we have it loaded
2683		-# in, don't load it again.
2684		-if (!class_exists('Relative_URI')) {
2685		-
2686		- class Relative_URI
2687		- {
2688		- // Resolve relative URI in $url against the base URI in $base. If $base
2689		- // is not supplied, then we use the REQUEST_URI of this script.
2690		- //
2691		- // I'm hoping this method reflects RFC 2396 Section 5.2
2692		- function resolve ($url, $base = NULL)
2693		- {
2694		- if (is_null($base)):
2695		- $base = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
2696		- endif;
2697		-
2698		- $base = Relative_URI::_encode(trim($base));
2699		- $uri_parts = Relative_URI::_parse_url($base);
2700		-
2701		- $url = Relative_URI::_encode(trim($url));
2702		- $parts = Relative_URI::_parse_url($url);
2703		-
2704		- $uri_parts['fragment'] = (isset($parts['fragment']) ? $parts['fragment'] : null);
2705		- $uri_parts['query'] = (isset($parts['query']) ? $parts['query'] : null);
2706		-
2707		- // if path is empty, and scheme, host, and query are undefined,
2708		- // the URL is referring the base URL
2709		-
2710		- if (($parts['path'] == '') && !isset($parts['scheme']) && !isset($parts['host']) && !isset($parts['query'])) {
2711		- // If the URI is empty or only a fragment, return the base URI
2712		- return $base . (isset($parts['fragment']) ? '#'.$parts['fragment'] : '');
2713		- } elseif (isset($parts['scheme'])) {
2714		- // If the scheme is set, then the URI is absolute.
2715		- return $url;
2716		- } elseif (isset($parts['host'])) {
2717		- $uri_parts['host'] = $parts['host'];
2718		- $uri_parts['path'] = $parts['path'];
2719		- } else {
2720		- // We have a relative path but not a host.
2721		-
2722		- // start ugly fix:
2723		- // prepend slash to path if base host is set, base path is not set, and url path is not absolute
2724		- if ($uri_parts['host'] && ($uri_parts['path'] == '')
2725		- && (strlen($parts['path']) > 0)
2726		- && (substr($parts['path'], 0, 1) != '/')) {
2727		- $parts['path'] = '/'.$parts['path'];
2728		- } // end ugly fix
2729		-
2730		- if (substr($parts['path'], 0, 1) == '/') {
2731		- $uri_parts['path'] = $parts['path'];
2732		- } else {
2733		- // copy base path excluding any characters after the last (right-most) slash character
2734		- $buffer = substr($uri_parts['path'], 0, (int)strrpos($uri_parts['path'], '/')+1);
2735		- // append relative path
2736		- $buffer .= $parts['path'];
2737		- // remove "./" where "." is a complete path segment.
2738		- $buffer = str_replace('/./', '/', $buffer);
2739		- if (substr($buffer, 0, 2) == './') {
2740		- $buffer = substr($buffer, 2);
2741		- }
2742		- // if buffer ends with "." as a complete path segment, remove it
2743		- if (substr($buffer, -2) == '/.') {
2744		- $buffer = substr($buffer, 0, -1);
2745		- }
2746		- // remove "<segment>/../" where <segment> is a complete path segment not equal to ".."
2747		- $search_finished = false;
2748		- $segment = explode('/', $buffer);
2749		- while (!$search_finished) {
2750		- for ($x=0; $x+1 < count($segment);) {
2751		- if (($segment[$x] != '') && ($segment[$x] != '..') && ($segment[$x+1] == '..')) {
2752		- if ($x+2 == count($segment)) $segment[] = '';
2753		- unset($segment[$x], $segment[$x+1]);
2754		- $segment = array_values($segment);
2755		- continue 2;
2756		- } else {
2757		- $x++;
2758		- }
2759		- }
2760		- $search_finished = true;
2761		- }
2762		- $buffer = (count($segment) == 1) ? '/' : implode('/', $segment);
2763		- $uri_parts['path'] = $buffer;
2764		-
2765		- }
2766		- }
2767		-
2768		- // If we've gotten to this point, we can try to put the pieces
2769		- // back together.
2770		- $ret = '';
2771		- if (isset($uri_parts['scheme'])) $ret .= $uri_parts['scheme'].':';
2772		- if (isset($uri_parts['user'])) {
2773		- $ret .= $uri_parts['user'];
2774		- if (isset($uri_parts['pass'])) $ret .= ':'.$uri_parts['parts'];
2775		- $ret .= '@';
2776		- }
2777		- if (isset($uri_parts['host'])) {
2778		- $ret .= '//'.$uri_parts['host'];
2779		- if (isset($uri_parts['port'])) $ret .= ':'.$uri_parts['port'];
2780		- }
2781		- $ret .= $uri_parts['path'];
2782		- if (isset($uri_parts['query'])) $ret .= '?'.$uri_parts['query'];
2783		- if (isset($uri_parts['fragment'])) $ret .= '#'.$uri_parts['fragment'];
2784		-
2785		- return $ret;
2786		- }
2787		-
2788		- /**
2789		- * Parse URL
2790		- *
2791		- * Regular expression grabbed from RFC 2396 Appendix B.
2792		- * This is a replacement for PHPs builtin parse_url().
2793		- * @param string $url
2794		- * @access private
2795		- * @return array
2796		- */
2797		- function _parse_url($url)
2798		- {
2799		- // I'm using this pattern instead of parse_url() as there's a few strings where parse_url()
2800		- // generates a warning.
2801		- if (preg_match('!^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?!', $url, $match)) {
2802		- $parts = array();
2803		- if ($match[1] != '') $parts['scheme'] = $match[2];
2804		- if ($match[3] != '') $parts['auth'] = $match[4];
2805		- // parse auth
2806		- if (isset($parts['auth'])) {
2807		- // store user info
2808		- if (($at_pos = strpos($parts['auth'], '@')) !== false) {
2809		- $userinfo = explode(':', substr($parts['auth'], 0, $at_pos), 2);
2810		- $parts['user'] = $userinfo[0];
2811		- if (isset($userinfo[1])) $parts['pass'] = $userinfo[1];
2812		- $parts['auth'] = substr($parts['auth'], $at_pos+1);
2813		- }
2814		- // get port number
2815		- if ($port_pos = strrpos($parts['auth'], ':')) {
2816		- $parts['host'] = substr($parts['auth'], 0, $port_pos);
2817		- $parts['port'] = (int)substr($parts['auth'], $port_pos+1);
2818		- if ($parts['port'] < 1) $parts['port'] = null;
2819		- } else {
2820		- $parts['host'] = $parts['auth'];
2821		- }
2822		- }
2823		- unset($parts['auth']);
2824		- $parts['path'] = $match[5];
2825		- if (isset($match[6]) && ($match[6] != '')) $parts['query'] = $match[7];
2826		- if (isset($match[8]) && ($match[8] != '')) $parts['fragment'] = $match[9];
2827		- return $parts;
2828		- }
2829		- // shouldn't reach here
2830		- return array('path'=>'');
2831		- }
2832		-
2833		- function _encode($string)
2834		- {
2835		- static $replace = array();
2836		- if (!count($replace)) {
2837		- $find = array(32, 34, 60, 62, 123, 124, 125, 91, 92, 93, 94, 96, 127);
2838		- $find = array_merge(range(0, 31), $find);
2839		- $find = array_map('chr', $find);
2840		- foreach ($find as $char) {
2841		- $replace[$char] = '%'.bin2hex($char);
2842		- }
2843		- }
2844		- // escape control characters and a few other characters
2845		- $encoded = strtr($string, $replace);
2846		- // remove any character outside the hex range: 21 - 7E (see www.asciitable.com)
2847		- return preg_replace('/[^\x21-\x7e]/', '', $encoded);
2848		- }
2849		- } // class Relative_URI
2850		-}
	1489	+require_once(dirname(__FILE__) . '/relative_uri.class.php');
2851	1490
2852	1491	// take your best guess at the realname and e-mail, given a string
2853	1492	define('FWP_REGEX_EMAIL_ADDY', '([^@"(<\s]+@[^"@(<\s]+\.[^"@(<\s]+)');
2854	1493	define('FWP_REGEX_EMAIL_NAME', '("([^"]*)"|([^"<(]+\S))');