← All changes | feedwordpress.php +354 -1672 2009.0612 → 2010.0127 View file →

		@@ -1,10 +1,10 @@
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: 2009.0612
	6	+Version: 2010.0127
7	7	Author: Charles Johnson
8	8	Author URI: http://radgeek.com/
9	9	License: GPL
10	10	*/
		@@ -27,15 +27,22 @@
27	27	# or use a cron job.
28	28
29	29	# -- Don't change these unless you know what you're doing...
30	30
31		-define ('FEEDWORDPRESS_VERSION', '2009.0612');
	31	+define ('FEEDWORDPRESS_VERSION', '2010.0127');
32	32	define ('FEEDWORDPRESS_AUTHOR_CONTACT', 'http://radgeek.com/contact');
	33	+
	34	+// Defaults
33	35	define ('DEFAULT_SYNDICATION_CATEGORY', 'Contributors');
	36	+define ('DEFAULT_UPDATE_PERIOD', 60); // value in minutes
34	37
35		-$feedwordpress_debug = get_option('feedwordpress_debug');
36		-if (is_string($feedwordpress_debug)) :
37		- $feedwordpress_debug = ($feedwordpress_debug == 'yes');
	38	+if (isset($_REQUEST['feedwordpress_debug'])) :
	39	+ $feedwordpress_debug = $_REQUEST['feedwordpress_debug'];
	40	+else :
	41	+ $feedwordpress_debug = get_option('feedwordpress_debug');
	42	+ if (is_string($feedwordpress_debug)) :
	43	+ $feedwordpress_debug = ($feedwordpress_debug == 'yes');
	44	+ endif;
38	45	endif;
39	46	define ('FEEDWORDPRESS_DEBUG', $feedwordpress_debug);
40	47
41	48	define ('FEEDWORDPRESS_CAT_SEPARATOR_PATTERN', '/[:\n]/');
		@@ -51,8 +58,10 @@
51	58	define ('FWP_SCHEMA_23', 5495); // Database schema # for WP 2.3
52	59	define ('FWP_SCHEMA_25', 7558); // Database schema # for WP 2.5
53	60	define ('FWP_SCHEMA_26', 8201); // Database schema # for WP 2.6
54	61	define ('FWP_SCHEMA_27', 9872); // Database schema # for WP 2.7
	62	+define ('FWP_SCHEMA_28', 11548); // Database schema # for WP 2.8
	63	+define ('FWP_SCHEMA_29', 12329); // Database schema # for WP 2.9
55	64
56	65	if (FEEDWORDPRESS_DEBUG) :
57	66	// Help us to pick out errors, if any.
58	67	ini_set('error_reporting', E_ALL & ~E_NOTICE);
		@@ -66,8 +75,10 @@
66	75	// used for more than testing purposes!
67	76	define('MAGPIE_CACHE_AGE', 1);
68	77	else :
69	78	define('MAGPIE_DEBUG', false);
	79	+
	80	+ define('MAGPIE_CACHE_AGE', 1*60);
70	81	endif;
71	82
72	83	// Note that the rss-functions.php that comes prepackaged with WordPress is
73	84	// old & busted. For the new hotness, drop a copy of rss.php from
		@@ -111,13 +122,20 @@
111	122	else : // Something went wrong. Let's just guess.
112	123	$fwp_path = 'feedwordpress';
113	124	endif;
114	125
	126	+function feedwordpress_admin_scripts () {
	127	+ wp_enqueue_script('post'); // for magic tag and category boxes
	128	+ wp_enqueue_script('admin-forms'); // for checkbox selection
	129	+}
	130	+
115	131	// If this is a FeedWordPress admin page, queue up scripts for AJAX functions that FWP uses
116	132	// If it is a display page or a non-FeedWordPress admin page, don't.
117	133	if (is_admin() and isset($_REQUEST['page']) and preg_match("|^{$fwp_path}/|", $_REQUEST['page'])) :
118	134	if (function_exists('wp_enqueue_script')) :
119		- if (isset($wp_db_version) and $wp_db_version >= FWP_SCHEMA_25) :
	135	+ if (FeedWordPressCompatibility::test_version(FWP_SCHEMA_29)) :
	136	+ add_action('admin_print_scripts', 'feedwordpress_admin_scripts');
	137	+ elseif (FeedWordPressCompatibility::test_version(FWP_SCHEMA_25)) :
120	138	wp_enqueue_script('post'); // for magic tag and category boxes
121	139	wp_enqueue_script('thickbox'); // for fold-up boxes
122	140	wp_enqueue_script('admin-forms'); // for checkbox selection
123	141	else :
		@@ -169,9 +187,13 @@
169	187	# Admin menu
170	188	add_action('admin_menu', 'fwp_add_pages');
171	189	add_action('admin_notices', 'fwp_check_debug');
172	190	add_action('admin_notices', 'fwp_check_magpie');
	191	+ add_action('init', 'feedwordpress_check_for_magpie_fix');
173	192
	193	+ add_action('admin_menu', 'feedwordpress_add_post_edit_controls');
	194	+ add_action('save_post', 'feedwordpress_save_post_edit_controls');
	195	+
174	196	# Inbound XML-RPC update methods
175	197	add_filter('xmlrpc_methods', 'feedwordpress_xmlrpc_hook');
176	198
177	199	# Outbound XML-RPC ping reform
		@@ -192,13 +214,26 @@
192	214	add_action('feedwordpress_update', 'log_feedwordpress_update_feeds', 100);
193	215	add_action('feedwordpress_check_feed', 'log_feedwordpress_check_feed', 100);
194	216	add_action('feedwordpress_update_complete', 'log_feedwordpress_update_complete', 100);
195	217	endif;
196		-
	218	+
	219	+ if (FeedWordPress::update_requested() and FEEDWORDPRESS_DEBUG) :
	220	+ add_action('post_syndicated_item', 'debug_out_feedwordpress_post', 100);
	221	+ add_action('update_syndicated_item', 'debug_out_feedwordpress_update_post', 100);
	222	+ add_action('feedwordpress_update', 'debug_out_feedwordpress_update_feeds', 100);
	223	+ add_action('feedwordpress_check_feed', 'debug_out_feedwordpress_check_feed', 100);
	224	+ add_action('feedwordpress_update_complete', 'debug_out_feedwordpress_update_complete', 100);
	225	+ endif;
	226	+
197	227	# Cron-less auto-update. Hooray!
198		- add_action('init', 'feedwordpress_auto_update');
199		- add_action('init', 'feedwordpress_check_for_magpie_fix');
200		-
	228	+ $autoUpdateHook = get_option('feedwordpress_automatic_updates');
	229	+ if ($autoUpdateHook != 'init') :
	230	+ $autoUpdateHook = 'shutdown';
	231	+ endif;
	232	+ add_action($autoUpdateHook, 'feedwordpress_auto_update');
	233	+
	234	+ add_action('init', 'feedwordpress_update_magic_url');
	235	+
201	236	# Default sanitizers
202	237	add_filter('syndicated_item_content', array('SyndicatedPost', 'resolve_relative_uris'), 0, 2);
203	238	add_filter('syndicated_item_content', array('SyndicatedPost', 'sanitize_content'), 0, 2);
204	239
		@@ -212,15 +247,23 @@
212	247	FeedWordPressCompatibility::validate_http_request(/*action=*/ 'feedwordpress_fix_magpie', /*capability=*/ 'edit_files');
213	248
214	249	$back_to = $_SERVER['REQUEST_URI'];
215	250	if (isset($_POST['ignore'])) :
216		- // kill error message by telling it to expect whatever we've got
217		- update_option('feedwordpress_expected_magpie', FeedWordPress::magpie_version());
	251	+ // kill error message by telling it we ignored the upgrade request for this version
	252	+ update_option('feedwordpress_magpie_ignored_upgrade_to', EXPECTED_MAGPIE_VERSION);
218	253	$ret = 'ignored';
219	254	elseif (isset($_POST['upgrade'])) :
220	255	$source = dirname(__FILE__)."/MagpieRSS-upgrade/rss.php";
221	256	$destination = ABSPATH . WPINC . '/rss.php';
222	257	$success = @copy($source, $destination);
	258	+
	259	+ // Copy over rss-functions.php, too, to avoid collisions
	260	+ // on pre-lapsarian versions of WordPress.
	261	+ if ($success) :
	262	+ $source = dirname(__FILE__)."/MagpieRSS-upgrade/rss-functions.php";
	263	+ $destination = ABSPATH . WPINC . '/rss-functions.php';
	264	+ $success = @copy($source, $destination);
	265	+ endif;
223	266	$ret = (int) $success;
224	267	endif;
225	268
226	269	if (strpos($back_to, '?')===false) : $sep = '?';
		@@ -236,13 +279,43 @@
236	279	if (FeedWordPress::stale()) :
237	280	$feedwordpress =& new FeedWordPress;
238	281	$feedwordpress->update();
239	282	endif;
240		-
	283	+} /* feedwordpress_auto_update () */
	284	+
	285	+function feedwordpress_update_magic_url () {
	286	+ global $wpdb;
	287	+
	288	+ // Explicit update request in the HTTP request (e.g. from a cron job)
241	289	if (FeedWordPress::update_requested()) :
	290	+ $feedwordpress =& new FeedWordPress;
	291	+ $feedwordpress->update(FeedWordPress::update_requested_url());
	292	+
	293	+ if (FEEDWORDPRESS_DEBUG and count($wpdb->queries) > 0) :
	294	+ $mysqlTime = 0.0;
	295	+ $byTime = array();
	296	+ foreach ($wpdb->queries as $query) :
	297	+ $time = $query[1] * 1000000.0;
	298	+ $mysqlTime += $query[1];
	299	+ if (!isset($byTime[$time])) : $byTime[$time] = array(); endif;
	300	+ $byTime[$time][] = $query[0]. ' // STACK: ' . $query[2];
	301	+ endforeach;
	302	+ krsort($byTime);
	303	+
	304	+ foreach ($byTime as $time => $querySet) :
	305	+ foreach ($querySet as $query) :
	306	+ print "[".(sprintf('%4.4f', $time/1000.0)) . "ms] $query\n";
	307	+ endforeach;
	308	+ endforeach;
	309	+ echo "[feedwordpress] $wpdb->num_queries queries. $mysqlTime seconds in MySQL. Total of "; timer_stop(1); print " seconds.";
	310	+ endif;
	311	+
	312	+
	313	+ // Magic URL should return nothing but a 200 OK header packet
	314	+ // when successful.
242	315	exit;
243	316	endif;
244		-} /* feedwordpress_auto_update () */
	317	+} /* feedwordpress_magic_update_url () */
245	318
246	319	################################################################################
247	320	## LOGGING FUNCTIONS: log status updates to error_log if you want it ###########
248	321	################################################################################
		@@ -279,23 +352,56 @@
279	352	.(is_null($delta) ? "Error: I don't syndicate that URI"
280	353	: implode(' and ', $mesg)));
281	354	}
282	355
	356	+function debug_out_feedwordpress_post ($id) {
	357	+ $post = wp_get_single_post($id);
	358	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] posted "
	359	+ ."'{$post->post_title}' ({$post->post_date})\n");
	360	+}
	361	+
	362	+function debug_out_feedwordpress_update_post ($id) {
	363	+ $post = wp_get_single_post($id);
	364	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] updated "
	365	+ ."'{$post->post_title}' ({$post->post_date})"
	366	+ ." (as of {$post->post_modified})\n");
	367	+}
	368	+
	369	+function debug_out_feedwordpress_update_feeds ($uri) {
	370	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] update('$uri')\n");
	371	+}
	372	+
	373	+function debug_out_feedwordpress_check_feed ($feed) {
	374	+ $uri = $feed['link/uri']; $name = $feed['link/name'];
	375	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] Examining $name <$uri>\n");
	376	+}
	377	+
	378	+function debug_out_feedwordpress_update_complete ($delta) {
	379	+ $mesg = array();
	380	+ if (isset($delta['new'])) $mesg[] = 'added '.$delta['new'].' new posts';
	381	+ if (isset($delta['updated'])) $mesg[] = 'updated '.$delta['updated'].' existing posts';
	382	+ if (empty($mesg)) $mesg[] = 'nothing changed';
	383	+
	384	+ print ("[".date('Y-m-d H:i:s')."][feedwordpress] "
	385	+ .(is_null($delta) ? "Error: I don't syndicate that URI"
	386	+ : implode(' and ', $mesg))."\n");
	387	+}
	388	+
283	389	################################################################################
284	390	## TEMPLATE API: functions to make your templates syndication-aware ############
285	391	################################################################################
286	392
287		-function is_syndicated () { return (strlen(get_syndication_feed_id()) > 0); }
	393	+function is_syndicated ($id = NULL) { return (strlen(get_syndication_feed_id($id)) > 0); }
288	394
289		-function get_syndication_source_link ($original = NULL) {
	395	+function get_syndication_source_link ($original = NULL, $id = NULL) {
290	396	if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
291	397	endif;
292	398
293		- if ($original) : $vals = get_post_custom_values('syndication_source_uri_original');
	399	+ if ($original) : $vals = get_post_custom_values('syndication_source_uri_original', $id);
294	400	else : $vals = array();
295	401	endif;
296	402
297		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri');
	403	+ if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri', $id);
298	404	endif;
299	405
300	406	if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
301	407
		@@ -301,37 +407,71 @@
301	407
302	408	return $ret;
303	409	} /* function get_syndication_source_link() */
304	410
305		-function the_syndication_source_link ($original = NULL) { echo get_syndication_source_link($original); }
	411	+function the_syndication_source_link ($original = NULL, $id = NULL) {
	412	+ echo get_syndication_source_link($original, $id);
	413	+}
306	414
307		-function get_syndication_source ($original = NULL) {
308		- if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
	415	+function feedwordpress_display_url ($url, $before = 60, $after = 0) {
	416	+ $bits = parse_url($url);
	417	+
	418	+ // Strip out crufty subdomains
	419	+ $bits['host'] = preg_replace('/^www[0-9]*\./i', '', $bits['host']);
	420	+
	421	+ // Reassemble bit-by-bit with minimum of crufty elements
	422	+ $url = (isset($bits['user'])?$bits['user'].'@':'')
	423	+ .(isset($bits['host'])?$bits['host']:'')
	424	+ .(isset($bits['path'])?$bits['path']:'')
	425	+ .(isset($bits['query'])?'?'.$bits['query']:'');
	426	+
	427	+ if (strlen($url) > ($before+$after)) :
	428	+ $url = substr($url, 0, $before).'…'.substr($url, 0 - $after, $after);
309	429	endif;
310	430
311		- if ($original) : $vals = get_post_custom_values('syndication_source_original');
312		- else : $vals = array();
	431	+ return $url;
	432	+}
	433	+
	434	+function get_syndication_source ($original = NULL, $id = NULL) {
	435	+ if (is_null($original)) :
	436	+ $original = FeedWordPress::use_aggregator_source_data();
313	437	endif;
	438	+
	439	+ if ($original) :
	440	+ $vals = get_post_custom_values('syndication_source_original', $id);
	441	+ else :
	442	+ $vals = array();
	443	+ endif;
314	444
315		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source');
	445	+ if (count($vals) == 0) :
	446	+ $vals = get_post_custom_values('syndication_source', $id);
316	447	endif;
317	448
318		- if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
	449	+ if (count($vals) > 0) :
	450	+ $ret = $vals[0];
	451	+ else :
	452	+ $ret = NULL;
	453	+ endif;
319	454
	455	+ if (is_null($ret) or strlen(trim($ret)) == 0) :
	456	+ // Fall back to URL of blog
	457	+ $ret = feedwordpress_display_url(get_syndication_source_link());
	458	+ endif;
	459	+
320	460	return $ret;
321	461	} /* function get_syndication_source() */
322	462
323		-function the_syndication_source ($original = NULL) { echo get_syndication_source($original); }
	463	+function the_syndication_source ($original = NULL, $id = NULL) { echo get_syndication_source($original, $id); }
324	464
325		-function get_syndication_feed ($original = NULL) {
	465	+function get_syndication_feed ($original = NULL, $id = NULL) {
326	466	if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
327	467	endif;
328	468
329		- if ($original) : $vals = get_post_custom_values('syndication_feed_original');
	469	+ if ($original) : $vals = get_post_custom_values('syndication_feed_original', $id);
330	470	else : $vals = array();
331	471	endif;
332		-
333		- if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed');
	472	+
	473	+ if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed', $id);
334	474	endif;
335	475
336	476	if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
337	477
		@@ -337,19 +477,19 @@
337	477
338	478	return $ret;
339	479	} /* function get_syndication_feed() */
340	480
341		-function the_syndication_feed ($original = NULL) { echo get_syndication_feed ($original); }
	481	+function the_syndication_feed ($original = NULL, $id = NULL) { echo get_syndication_feed($original, $id); }
342	482
343		-function get_syndication_feed_guid ($original = NULL) {
	483	+function get_syndication_feed_guid ($original = NULL, $id = NULL) {
344	484	if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
345	485	endif;
346	486
347		- if ($original) : $vals = get_post_custom_values('syndication_source_id_original');
	487	+ if ($original) : $vals = get_post_custom_values('syndication_source_id_original', $id);
348	488	else : $vals = array();
349	489	endif;
350	490
351		- if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id'));
	491	+ if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id', $id));
352	492	endif;
353	493
354	494	if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
355	495
		@@ -355,18 +495,18 @@
355	495
356	496	return $ret;
357	497	} /* function get_syndication_feed_guid () */
358	498
359		-function the_syndication_feed_guid ($original = NULL) { echo get_syndication_feed_guid($original); }
	499	+function the_syndication_feed_guid ($original = NULL, $id = NULL) { echo get_syndication_feed_guid($original, $id); }
360	500
361		-function get_syndication_feed_id () { list($u) = get_post_custom_values('syndication_feed_id'); return $u; }
362		-function the_syndication_feed_id () { echo get_syndication_feed_id(); }
	501	+function get_syndication_feed_id ($id = NULL) { list($u) = get_post_custom_values('syndication_feed_id', $id); return $u; }
	502	+function the_syndication_feed_id ($id = NULL) { echo get_syndication_feed_id($id); }
363	503
364	504	$feedwordpress_linkcache = array (); // only load links from database once
365	505
366		-function get_feed_meta ($key) {
	506	+function get_feed_meta ($key, $id = NULL) {
367	507	global $wpdb, $feedwordpress_linkcache;
368		- $feed_id = get_syndication_feed_id();
	508	+ $feed_id = get_syndication_feed_id($id);
369	509
370	510	$ret = NULL;
371	511	if (strlen($feed_id) > 0):
372	512	if (isset($feedwordpress_linkcache[$feed_id])) :
		@@ -380,13 +520,13 @@
380	520	endif;
381	521	return $ret;
382	522	} /* get_feed_meta() */
383	523
384		-function get_syndication_permalink () {
385		- list($u) = get_post_custom_values('syndication_permalink'); return $u;
	524	+function get_syndication_permalink ($id = NULL) {
	525	+ list($u) = get_post_custom_values('syndication_permalink', $id); return $u;
386	526	}
387		-function the_syndication_permalink () {
388		- echo get_syndication_permalink();
	527	+function the_syndication_permalink ($id = NULL) {
	528	+ echo get_syndication_permalink($id);
389	529	}
390	530
391	531	################################################################################
392	532	## FILTERS: syndication-aware handling of post data for templates and feeds ####
		@@ -423,16 +563,16 @@
423	563	// In a post context....
424	564	if (is_syndicated()) :
425	565	?>
426	566	<source>
427		- <title><?php the_syndication_source(); ?></title>
428		- <link rel="alternate" type="text/html" href="<?php the_syndication_source_link(); ?>" />
429		- <link rel="self" href="<?php the_syndication_feed(); ?>" />
	567	+ <title><?php print htmlspecialchars(get_syndication_source()); ?></title>
	568	+ <link rel="alternate" type="text/html" href="<?php print htmlspecialchars(get_syndication_source_link()); ?>" />
	569	+ <link rel="self" href="<?php print htmlspecialchars(get_syndication_feed()); ?>" />
430	570	<?php
431	571	$id = get_syndication_feed_guid();
432	572	if (strlen($id) > 0) :
433	573	?>
434		- <id><?php print $id; ?></id>
	574	+ <id><?php print htmlspecialchars($id); ?></id>
435	575	<?php
436	576	endif;
437	577	$updated = get_feed_meta('feed/updated');
438	578	if (strlen($updated) > 0) : ?>
		@@ -467,23 +607,14 @@
467	607	// add icon parameter
468	608	$menu[] = WP_PLUGIN_URL.'/'.$fwp_path.'/feedwordpress-tiny.png';
469	609	endif;
470	610
471		- if (fwp_test_wp_version(FWP_SCHEMA_26)) :
472		- $options = __('Settings');
473		- $longoptions = __('Syndication Settings');
474		- else :
475		- $options = __('Options');
476		- $longoptions = __('Syndication Options');
477		- endif;
478		-
479	611	call_user_func_array('add_menu_page', $menu);
480		- add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Posts', 'Posts', $fwp_capability['manage_options'], $fwp_path.'/posts-page.php');
	612	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Feeds & Updates', 'Feeds & Updates', $fwp_capability['manage_options'], $fwp_path.'/feeds-page.php');
	613	+ add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Posts & Links', 'Posts & Links', $fwp_capability['manage_options'], $fwp_path.'/posts-page.php');
481	614	add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Authors', 'Authors', $fwp_capability['manage_options'], $fwp_path.'/authors-page.php');
482		- add_submenu_page($fwp_path.'/syndication.php', 'Categories & Tags', 'Categories & Tags', $fwp_capability['manage_options'], $fwp_path.'/categories-page.php');
483		- add_submenu_page($fwp_path.'/syndication.php', $longoptions, $options, $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
484		-
485		- add_options_page($longoptions, 'Syndication', $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
	615	+ add_submenu_page($fwp_path.'/syndication.php', 'Categories'.FEEDWORDPRESS_AND_TAGS, 'Categories'.FEEDWORDPRESS_AND_TAGS, $fwp_capability['manage_options'], $fwp_path.'/categories-page.php');
	616	+ add_submenu_page($fwp_path.'/syndication.php', 'FeedWordPress Back End', 'Back End', $fwp_capability['manage_options'], $fwp_path.'/backend-page.php');
486	617	} /* function fwp_add_pages () */
487	618
488	619	function fwp_check_debug () {
489	620	// This is a horrible fucking kludge that I have to do because the
		@@ -506,9 +637,9 @@
506	637	<?php
507	638	endif;
508	639	} /* function fwp_check_debug () */
509	640
510		-define('DEFAULT_EXPECTED_MAGPIE_VERSION', '0.85');
	641	+define('EXPECTED_MAGPIE_VERSION', '2010.0122');
511	642	function fwp_check_magpie () {
512	643	if (isset($_REQUEST['feedwordpress_magpie_fix'])) :
513	644	if ($_REQUEST['feedwordpress_magpie_fix']=='ignored') :
514	645	?>
		@@ -552,19 +683,11 @@
552	683	<?php
553	684	endif;
554	685	else :
555	686	$magpie_version = FeedWordPress::magpie_version();
556		-
557		- $exp = get_option('feedwordpress_expected_magpie');
558		- if ($exp) : $expected = array($exp, DEFAULT_EXPECTED_MAGPIE_VERSION);
559		- else : $expected = array(DEFAULT_EXPECTED_MAGPIE_VERSION);
560		- endif;
561	687
562		- if (in_array($magpie_version, $expected)) :
563		- if ($magpie_version != $exp) :
564		- update_option('feedwordpress_expected_magpie', $magpie_version);
565		- endif;
566		- else :
	688	+ $ignored = get_option('feedwordpress_magpie_ignored_upgrade_to');
	689	+ if (EXPECTED_MAGPIE_VERSION != $magpie_version and EXPECTED_MAGPIE_VERSION != $ignored) :
567	690	if (current_user_can('edit_files')) :
568	691	$youAre = 'you are';
569	692	$itIsRecommendedThatYou = 'It is <strong>strongly recommended</strong> that you';
570	693	else :
		@@ -573,9 +696,13 @@
573	696	endif;
574	697	print '<div class="error">';
575	698	?>
576	699	<p style="font-style: italic"><strong>FeedWordPress has detected that <?php print $youAre; ?> currently using a version of
577		-MagpieRSS other than the upgraded version that ships with FeedWordPress.</strong></p>
	700	+MagpieRSS other than the upgraded version that ships with this version of FeedWordPress.</strong></p>
	701	+<ul>
	702	+<li><strong>Currently running:</strong> MagpieRSS <?php print $magpie_version; ?></li>
	703	+<li><strong>Version included with FeedWordPress <?php print FEEDWORDPRESS_VERSION; ?>:</strong> MagpieRSS <?php print EXPECTED_MAGPIE_VERSION; ?></li>
	704	+</ul>
578	705	<p><?php print $itIsRecommendedThatYou; ?> install the upgraded
579	706	version of MagpieRSS supplied with FeedWordPress. The version of
580	707	MagpieRSS that ships with WordPress is very old and buggy, and
581	708	encounters a number of errors when trying to parse modern Atom
		@@ -656,8 +783,65 @@
656	783	endif;
657	784	endif;
658	785	}
659	786
	787	+ function feedwordpress_add_post_edit_controls () {
	788	+ add_meta_box('feedwordpress-post-controls', __('Syndication'), 'feedwordpress_post_edit_controls', 'post', 'side', 'high');
	789	+ } // function FeedWordPress::postEditControls
	790	+
	791	+ function feedwordpress_post_edit_controls () {
	792	+ global $post;
	793	+
	794	+ $frozen_values = get_post_custom_values('_syndication_freeze_updates', $post->ID);
	795	+ $frozen_post = (count($frozen_values) > 0 and 'yes' == $frozen_values[0]);
	796	+
	797	+ if (is_syndicated($post->ID)) :
	798	+ ?>
	799	+ <p>This is a syndicated post, which originally appeared at
	800	+ <cite><?php print wp_specialchars(get_syndication_source(NULL, $post->ID)); ?></cite>.
	801	+ <a href="<?php print wp_specialchars(get_syndication_permalink($post->ID)); ?>">View original post</a>.</p>
	802	+
	803	+ <p><input type="hidden" name="feedwordpress_noncename" id="feedwordpress_noncename" value="<?php print wp_create_nonce(plugin_basename(__FILE__)); ?>" />
	804	+ <label><input type="checkbox" name="freeze_updates" value="yes" <?php if ($frozen_post) : ?>checked="checked"<?php endif; ?> /> <strong>Manual editing.</strong>
	805	+ If set, FeedWordPress will not overwrite the changes you make manually
	806	+ to this post, if the syndicated content is updated on the
	807	+ feed.</label></p>
	808	+ <?php
	809	+ else :
	810	+ ?>
	811	+ <p>This post was created locally at this website.</p>
	812	+ <?php
	813	+ endif;
	814	+ } // function feedwordpress_post_edit_controls () */
	815	+
	816	+ function feedwordpress_save_post_edit_controls ( $post_id ) {
	817	+ global $post;
	818	+
	819	+ if (!isset($_POST['feedwordpress_noncename']) or !wp_verify_nonce($_POST['feedwordpress_noncename'], plugin_basename(__FILE__))) :
	820	+ return $post_id;
	821	+ endif;
	822	+
	823	+ // Verify if this is an auto save routine. If it is our form has
	824	+ // not been submitted, so we don't want to do anything.
	825	+ if ( defined('DOING_AUTOSAVE') and DOING_AUTOSAVE ) :
	826	+ return $post_id;
	827	+ endif;
	828	+
	829	+ // Check permissions
	830	+ if ( !current_user_can( 'edit_'.$_POST['post_type'], $post_id) ) :
	831	+ return $post_id;
	832	+ endif;
	833	+
	834	+ // OK, we're golden. Now let's save some data.
	835	+ if (isset($_POST['freeze_updates'])) :
	836	+ update_post_meta($post_id, '_syndication_freeze_updates', $_POST['freeze_updates']);
	837	+ else :
	838	+ delete_post_meta($post_id, '_syndication_freeze_updates');
	839	+ endif;
	840	+
	841	+ return $_POST['freeze_updates'];
	842	+ } // function feedwordpress_save_edit_controls
	843	+
660	844	################################################################################
661	845	## class FeedWordPress #########################################################
662	846	################################################################################
663	847
		@@ -789,9 +973,9 @@
789	973	if (!is_null($crash_ts) and (time() > $crash_ts)) : // Check whether we've exceeded the time limit
790	974	break;
791	975	endif;
792	976
793		- $pinged_that = (is_null($uri) or in_array($uri, array($feed->uri(), $feed->homepage())));
	977	+ $pinged_that = (is_null($uri) or ($uri=='*') or in_array($uri, array($feed->uri(), $feed->homepage())));
794	978
795	979	if (!is_null($uri)) : // A site-specific ping always updates
796	980	$timely = true;
797	981	else :
		@@ -819,8 +1003,11 @@
819	1003	}
820	1004
821	1005	function stale () {
822	1006	if (get_option('feedwordpress_automatic_updates')) :
	1007	+ // Do our best to avoid possible simultaneous
	1008	+ // updates by getting up-to-the-minute settings.
	1009	+
823	1010	$last = get_option('feedwordpress_last_update_all');
824	1011
825	1012	// If we haven't updated all yet, give it a time window
826	1013	if (false === $last) :
		@@ -839,12 +1026,8 @@
839	1026	else :
840	1027	FeedWordPress::critical_bug('FeedWordPress::stale::last', $last, __LINE__);
841	1028	endif;
842	1029
843		- // Explicit request for an update (e.g. from a cron job).
844		- elseif (FeedWordPress::update_requested()) :
845		- $ret = true;
846		-
847	1030	else :
848	1031	$ret = false;
849	1032	endif;
850	1033	return $ret;
		@@ -850,11 +1033,25 @@
850	1033	return $ret;
851	1034	} // FeedWordPress::stale()
852	1035
853	1036	function update_requested () {
854		- return (isset($_REQUEST['update_feedwordpress']) and $_REQUEST['update_feedwordpress']);
	1037	+ return (
	1038	+ isset($_REQUEST['update_feedwordpress'])
	1039	+ and $_REQUEST['update_feedwordpress']
	1040	+ );
855	1041	} // FeedWordPress::update_requested()
856	1042
	1043	+ function update_requested_url () {
	1044	+ $ret = null;
	1045	+
	1046	+ if (($_REQUEST['update_feedwordpress']=='*')
	1047	+ or (preg_match('|^http://.*|i', $_REQUEST['update_feedwordpress']))) :
	1048	+ $ret = $_REQUEST['update_feedwordpress'];
	1049	+ endif;
	1050	+
	1051	+ return $ret;
	1052	+ } // FeedWordPress::update_requested_url()
	1053	+
857	1054	function syndicate_link ($name, $uri, $rss) {
858	1055	global $wpdb;
859	1056
860	1057	// Get the category ID#
		@@ -862,16 +1059,29 @@
862	1059
863	1060	// WordPress gets cranky if there's no homepage URI
864	1061	if (!isset($uri) or strlen($uri)<1) : $uri = $rss; endif;
865	1062
866		- if (function_exists('wp_insert_link')) { // WordPress 2.x
	1063	+ if (function_exists('wp_insert_link')) : // WordPress 2.x
	1064	+ if (FeedWordPressCompatibility::test_version(0, FWP_SCHEMA_21)) :
	1065	+ // Morons.
	1066	+ $name = $wpdb->escape($name);
	1067	+ $uri = $wpdb->escape($uri);
	1068	+ $rss = $wpdb->escape($rss);
	1069	+
	1070	+ // Comes in as a single category
	1071	+ $linkCats = $cat_id;
	1072	+ else :
	1073	+ // Comes in as an array of categories
	1074	+ $linkCats = array($cat_id);
	1075	+ endif;
	1076	+
867	1077	$link_id = wp_insert_link(array(
868	1078	"link_name" => $name,
869	1079	"link_url" => $uri,
870		- "link_category" => (fwp_test_wp_version(0, FWP_SCHEMA_21) ? $cat_id : array($cat_id)),
	1080	+ "link_category" => $linkCats,
871	1081	"link_rss" => $rss
872	1082	));
873		- } else { // WordPress 1.5.x
	1083	+ else : // WordPress 1.5.x
874	1084	$result = $wpdb->query("
875	1085	INSERT INTO $wpdb->links
876	1086	SET
877	1087	link_name = '".$wpdb->escape($name)."',
		@@ -879,12 +1089,20 @@
879	1089	link_category = '".$wpdb->escape($cat_id)."',
880	1090	link_rss = '".$wpdb->escape($rss)."'
881	1091	");
882	1092	$link_id = $wpdb->insert_id;
883		- } // if
	1093	+ endif;
884	1094	return $link_id;
885	1095	} // function FeedWordPress::syndicate_link()
886	1096
	1097	+ /*static*/ function syndicated_status ($what, $default) {
	1098	+ $ret = get_option("feedwordpress_syndicated_{$what}_status");
	1099	+ if (!$ret) :
	1100	+ $ret = $default;
	1101	+ endif;
	1102	+ return $ret;
	1103	+ } /* FeedWordPress::syndicated_status() */
	1104	+
887	1105	function on_unfamiliar ($what = 'author', $override = NULL) {
888	1106	$set = array(
889	1107	'author' => array('create', 'default', 'filter'),
890	1108	'category' => array('create', 'tag', 'default', 'filter'),
		@@ -891,8 +1109,10 @@
891	1109	);
892	1110
893	1111	if (is_string($override)) :
894	1112	$ret = strtolower($override);
	1113	+ else :
	1114	+ $ret = NULL;
895	1115	endif;
896	1116
897	1117	if (!is_numeric($override) and !in_array($ret, $set[$what])) :
898	1118	$ret = get_option('feedwordpress_unfamiliar_'.$what);
		@@ -943,61 +1163,31 @@
943	1163	global $wpdb, $wp_db_version;
944	1164
945	1165	$cat_id = get_option('feedwordpress_cat_id');
946	1166
947		- // If we don't yet *have* the category, we'll have to create it
948		- if ($cat_id === false) :
949		- $cat = $wpdb->escape(DEFAULT_SYNDICATION_CATEGORY);
950		-
951		- // Look for something with the right name...
952		- // -----------------------------------------
	1167	+ // If we don't yet have the category ID stored, search by name
	1168	+ if (!$cat_id) :
	1169	+ $cat_id = FeedWordPressCompatibility::link_category_id(DEFAULT_SYNDICATION_CATEGORY);
953	1170
954		- // WordPress 2.3 introduces a new taxonomy/term API
955		- if (function_exists('is_term')) :
956		- $cat_id = is_term($cat, 'link_category');
957		- // WordPress 2.1 and 2.2 use a common table for both link and post categories
958		- elseif (fwp_test_wp_version(FWP_SCHEMA_21, FWP_SCHEMA_23)) :
959		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->categories} WHERE cat_name='$cat'");
960		- // WordPress 1.5 and 2.0.x have a separate table for link categories
961		- elseif (fwp_test_wp_version(0, FWP_SCHEMA_21)):
962		- $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->linkcategories} WHERE cat_name='$cat'");
963		- // This should never happen.
964		- else :
965		- FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
	1171	+ if ($cat_id) :
	1172	+ // We found it; let's stamp it.
	1173	+ update_option('feedwordpress_cat_id', $cat_id);
966	1174	endif;
967	1175
968		- // If you still can't find anything, make it for yourself.
969		- // -------------------------------------------------------
970		- if (!$cat_id) :
971		- // WordPress 2.3+ term/taxonomy API
972		- if (function_exists('wp_insert_term')) :
973		- $term = wp_insert_term($cat, 'link_category');
974		- $cat_id = $term['term_id'];
975		- // WordPress 2.1, 2.2 category API. By the way, why the fuck is this API function only available in a wp-admin module?
976		- elseif (function_exists('wp_insert_category') and !fwp_test_wp_version(FWP_SCHEMA_20, FWP_SCHEMA_21)) :
977		- $cat_id = wp_insert_category(array('cat_name' => $cat));
978		- // WordPress 1.5 and 2.0.x
979		- elseif (fwp_test_wp_version(0, FWP_SCHEMA_21)) :
980		- $result = $wpdb->query("
981		- INSERT INTO $wpdb->linkcategories
982		- SET
983		- cat_id = 0,
984		- cat_name='$cat',
985		- show_images='N',
986		- show_description='N',
987		- show_rating='N',
988		- show_updated='N',
989		- sort_order='name'
990		- ");
991		- $cat_id = $wpdb->insert_id;
992		- // This should never happen.
993		- else :
994		- FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
995		- endif;
996		- endif;
	1176	+ // If we *do* have the category ID stored, verify that it exists
	1177	+ else :
	1178	+ $cat_id = FeedWordPressCompatibility::link_category_id((int) $cat_id, 'cat_id');
	1179	+ endif;
	1180	+
	1181	+ // If we could not find an appropriate link category,
	1182	+ // make a new one for ourselves.
	1183	+ if (!$cat_id) :
	1184	+ $cat_id = FeedWordPressCompatibility::insert_link_category(DEFAULT_SYNDICATION_CATEGORY);
997	1185
	1186	+ // Stamp it
998	1187	update_option('feedwordpress_cat_id', $cat_id);
999	1188	endif;
	1189	+
1000	1190	return $cat_id;
1001	1191	} // function FeedWordPress::link_category_id()
1002	1192
1003	1193	# Upgrades and maintenance...
		@@ -1007,12 +1197,9 @@
1007	1197	$ret = false; // innocent until proven guilty
1008	1198	if (!$fwp_db_version or $fwp_db_version < FEEDWORDPRESS_VERSION) :
1009	1199	// This is an older version or a fresh install. Does it
1010	1200	// require a database upgrade or database initialization?
1011		- if ($fwp_db_version > 0.96) :
1012		- // No. Just brand it with the new version.
1013		- update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
1014		- else :
	1201	+ if ($fwp_db_version <= 0.96) :
1015	1202	// Yes. Check to see whether this is a fresh install or an upgrade.
1016	1203	$syn = $wpdb->get_col("
1017	1204	SELECT post_id
1018	1205	FROM $wpdb->postmeta
		@@ -1022,8 +1209,21 @@
1022	1209	$ret = true;
1023	1210	else : // fresh install; brand it as ours
1024	1211	update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
1025	1212	endif;
	1213	+ elseif ($fwp_db_version < 2009.0707) :
	1214	+ // We need to clear out any busted AJAX crap
	1215	+ if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) :
	1216	+ $wpdb->query("
	1217	+ DELETE FROM $wpdb->usermeta
	1218	+ WHERE LOCATE('feedwordpress', meta_key)
	1219	+ AND LOCATE('box', meta_key);
	1220	+ ");
	1221	+ endif;
	1222	+ update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
	1223	+ else :
	1224	+ // No. Just brand it with the new version.
	1225	+ update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
1026	1226	endif;
1027	1227	endif;
1028	1228	return $ret;
1029	1229	}
		@@ -1064,14 +1264,16 @@
1064	1264	$wpdb->query("DROP TABLE tmp_custom_values");
1065	1265
1066	1266	// Now fix the guids to avoid duplicate posts
1067	1267	echo "<ul>";
1068		- foreach ($this->feeds as $feed) :
	1268	+ foreach ($this->feeds as $syndicatedLink) :
	1269	+ $feed = $syndicatedLink->settings;
1069	1270	echo "<li>Fixing post meta-data for <cite>".$feed['link/name']."</cite> &#8230; "; flush();
1070	1271	$rss = @fetch_rss($feed['link/uri']);
1071	1272	if (is_array($rss->items)) :
1072	1273	foreach ($rss->items as $item) :
1073		- $guid = $wpdb->escape(FeedWordPress::guid($item, $feed)); // new GUID algorithm
	1274	+ $post = new SyndicatedPost($item, $syndicatedLink);
	1275	+ $guid = $wpdb->escape($post->guid()); // new GUID algorithm
1074	1276	$link = $wpdb->escape($item['link']);
1075	1277
1076	1278	$wpdb->query("
1077	1279	UPDATE `{$wpdb->posts}` SET guid='{$guid}' WHERE guid='{$link}'
		@@ -1095,8 +1297,22 @@
1095	1297	CREATE INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}(guid)
1096	1298	");
1097	1299	} /* FeedWordPress::create_guid_index () */
1098	1300
	1301	+ function clear_cache () {
	1302	+ global $wpdb;
	1303	+
	1304	+ // MagpieRSS stores its cached feeds in options table rows with
	1305	+ // name = `rss_{md5 of url}` and timestamps for cached feeds in
	1306	+ // table rows with name = `rss_{md5 of url}_ts`. The md5 is
	1307	+ // always 32 characters in length, so the total option_name is
	1308	+ // always over 32 characters.
	1309	+ $wpdb->query("
	1310	+ DELETE FROM {$wpdb->options}
	1311	+ WHERE LOCATE('rss_', option_name) AND LENGTH(option_name) > 32
	1312	+ ");
	1313	+ } /* FeedWordPress::clear_cache () */
	1314	+
1099	1315	function magpie_version () {
1100	1316	if (!defined('MAGPIE_VERSION')) : $magpie_version = $GLOBALS['wp_version'].'-default';
1101	1317	else : $magpie_version = MAGPIE_VERSION;
1102	1318	endif;
		@@ -1141,1201 +1357,9 @@
1141	1357	endif;
1142	1358	}
1143	1359	} // class FeedWordPress
1144	1360
1145		-class SyndicatedPost {
1146		- var $item = null;
1147		-
1148		- var $link = null;
1149		- var $feed = null;
1150		- var $feedmeta = null;
1151		-
1152		- var $post = array ();
1153		-
1154		- var $_freshness = null;
1155		- var $_wp_id = null;
1156		-
1157		- function SyndicatedPost ($item, $link) {
1158		- global $wpdb;
1159		-
1160		- $this->link = $link;
1161		- $feedmeta = $link->settings;
1162		- $feed = $link->magpie;
1163		-
1164		- # This is ugly as all hell. I'd like to use apply_filters()'s
1165		- # alleged support for a variable argument count, but this seems
1166		- # to have been broken in WordPress 1.5. It'll be fixed somehow
1167		- # in WP 1.5.1, but I'm aiming at WP 1.5 compatibility across
1168		- # the board here.
1169		- #
1170		- # Cf.: <http://mosquito.wordpress.org/view.php?id=901>
1171		- global $fwp_channel, $fwp_feedmeta;
1172		- $fwp_channel = $feed; $fwp_feedmeta = $feedmeta;
1173		-
1174		- $this->feed = $feed;
1175		- $this->feedmeta = $feedmeta;
1176		-
1177		- $this->item = $item;
1178		- $this->item = apply_filters('syndicated_item', $this->item, $this);
1179		-
1180		- # Filters can halt further processing by returning NULL
1181		- if (is_null($this->item)) :
1182		- $this->post = NULL;
1183		- else :
1184		- # Note that nothing is run through $wpdb->escape() here.
1185		- # That's deliberate. The escaping is done at the point
1186		- # of insertion, not here, to avoid double-escaping and
1187		- # to avoid screwing with syndicated_post filters
1188		-
1189		- $this->post['post_title'] = apply_filters('syndicated_item_title', $this->item['title'], $this);
1190		-
1191		- // This just gives us an alphanumeric representation of
1192		- // the author. We will look up (or create) the numeric
1193		- // ID for the author in SyndicatedPost::add()
1194		- $this->post['named']['author'] = apply_filters('syndicated_item_author', $this->author(), $this);
1195		-
1196		- # Identify content and sanitize it.
1197		- # ---------------------------------
1198		- if (isset($this->item['atom_content'])) :
1199		- $content = $this->item['atom_content'];
1200		- elseif (isset($this->item['xhtml']['body'])) :
1201		- $content = $this->item['xhtml']['body'];
1202		- elseif (isset($this->item['xhtml']['div'])) :
1203		- $content = $this->item['xhtml']['div'];
1204		- elseif (isset($this->item['content']['encoded']) and $this->item['content']['encoded']):
1205		- $content = $this->item['content']['encoded'];
1206		- else:
1207		- $content = $this->item['description'];
1208		- endif;
1209		- $this->post['post_content'] = apply_filters('syndicated_item_content', $content, $this);
1210		-
1211		- # Identify and sanitize excerpt
1212		- $excerpt = NULL;
1213		- if ( isset($this->item['description']) and $this->item['description'] ) :
1214		- $excerpt = $this->item['description'];
1215		- elseif ( isset($content) and $content ) :
1216		- $excerpt = strip_tags($content);
1217		- if (strlen($excerpt) > 255) :
1218		- $excerpt = substr($excerpt,0,252).'...';
1219		- endif;
1220		- endif;
1221		- $excerpt = apply_filters('syndicated_item_excerpt', $excerpt, $this);
1222		-
1223		- if (!is_null($excerpt)):
1224		- $this->post['post_excerpt'] = $excerpt;
1225		- endif;
1226		-
1227		- // This is unnecessary if we use wp_insert_post
1228		- if (!$this->use_api('wp_insert_post')) :
1229		- $this->post['post_name'] = sanitize_title($this->post['post_title']);
1230		- endif;
1231		-
1232		- $this->post['epoch']['issued'] = apply_filters('syndicated_item_published', $this->published(), $this);
1233		- $this->post['epoch']['created'] = apply_filters('syndicated_item_created', $this->created(), $this);
1234		- $this->post['epoch']['modified'] = apply_filters('syndicated_item_updated', $this->updated(), $this);
1235		-
1236		- // Dealing with timestamps in WordPress is so fucking fucked.
1237		- $offset = (int) get_option('gmt_offset') * 60 * 60;
1238		- $this->post['post_date'] = gmdate('Y-m-d H:i:s', $this->published() + $offset);
1239		- $this->post['post_modified'] = gmdate('Y-m-d H:i:s', $this->updated() + $offset);
1240		- $this->post['post_date_gmt'] = gmdate('Y-m-d H:i:s', $this->published());
1241		- $this->post['post_modified_gmt'] = gmdate('Y-m-d H:i:s', $this->updated());
1242		-
1243		- // Use feed-level preferences or the global default.
1244		- $this->post['post_status'] = $this->link->syndicated_status('post', 'publish');
1245		- $this->post['comment_status'] = $this->link->syndicated_status('comment', 'closed');
1246		- $this->post['ping_status'] = $this->link->syndicated_status('ping', 'closed');
1247		-
1248		- // Unique ID (hopefully a unique tag: URI); failing that, the permalink
1249		- $this->post['guid'] = apply_filters('syndicated_item_guid', $this->guid(), $this);
1250		-
1251		- // User-supplied custom settings to apply to each post. Do first so that FWP-generated custom settings will overwrite if necessary; thus preventing any munging
1252		- $default_custom_settings = get_option('feedwordpress_custom_settings');
1253		- if ($default_custom_settings) :
1254		- $default_custom_settings = unserialize($default_custom_settings);
1255		- endif;
1256		- if (!is_array($default_custom_settings)) :
1257		- $default_custom_settings = array();
1258		- endif;
1259		-
1260		- $custom_settings = $this->link->settings['postmeta'];
1261		- if ($custom_settings) :
1262		- $custom_settings = unserialize($custom_settings);
1263		- endif;
1264		- if (!is_array($custom_settings)) :
1265		- $custom_settings = array();
1266		- endif;
1267		- $this->post['meta'] = array_merge($default_custom_settings, $custom_settings);
1268		-
1269		- // RSS 2.0 / Atom 1.0 enclosure support
1270		- if ( isset($this->item['enclosure#']) ) :
1271		- for ($i = 1; $i <= $this->item['enclosure#']; $i++) :
1272		- $eid = (($i > 1) ? "#{$id}" : "");
1273		- $this->post['meta']['enclosure'][] =
1274		- apply_filters('syndicated_item_enclosure_url', $this->item["enclosure{$eid}@url"], $this)."\n".
1275		- apply_filters('syndicated_item_enclosure_length', $this->item["enclosure{$eid}@length"], $this)."\n".
1276		- apply_filters('syndicated_item_enclosure_type', $this->item["enclosure{$eid}@type"], $this);
1277		- endfor;
1278		- endif;
1279		-
1280		- // In case you want to point back to the blog this was syndicated from
1281		- if (isset($this->feed->channel['title'])) :
1282		- $this->post['meta']['syndication_source'] = apply_filters('syndicated_item_source_title', $this->feed->channel['title'], $this);
1283		- endif;
1284		-
1285		- if (isset($this->feed->channel['link'])) :
1286		- $this->post['meta']['syndication_source_uri'] = apply_filters('syndicated_item_source_link', $this->feed->channel['link'], $this);
1287		- endif;
1288		-
1289		- // Make use of atom:source data, if present in an aggregated feed
1290		- if (isset($this->item['source_title'])) :
1291		- $this->post['meta']['syndication_source_original'] = $this->item['source_title'];
1292		- endif;
1293		-
1294		- if (isset($this->item['source_link'])) :
1295		- $this->post['meta']['syndication_source_uri_original'] = $this->item['source_link'];
1296		- endif;
1297		-
1298		- if (isset($this->item['source_id'])) :
1299		- $this->post['meta']['syndication_source_id_original'] = $this->item['source_id'];
1300		- endif;
1301		-
1302		- // Store information on human-readable and machine-readable comment URIs
1303		- if (isset($this->item['comments'])) :
1304		- $this->post['meta']['rss:comments'] = apply_filters('syndicated_item_comments', $this->item['comments']);
1305		- endif;
1306		- if (isset($this->item['wfw']['commentrss'])) :
1307		- $this->post['meta']['wfw:commentRSS'] = apply_filters('syndicated_item_commentrss', $this->item['wfw']['commentrss']);
1308		- endif;
1309		-
1310		- // Store information to identify the feed that this came from
1311		- $this->post['meta']['syndication_feed'] = $this->feedmeta['link/uri'];
1312		- $this->post['meta']['syndication_feed_id'] = $this->feedmeta['link/id'];
1313		-
1314		- if (isset($this->item['source_link_self'])) :
1315		- $this->post['meta']['syndication_feed_original'] = $this->item['source_link_self'];
1316		- endif;
1317		-
1318		- // In case you want to know the external permalink...
1319		- $this->post['meta']['syndication_permalink'] = apply_filters('syndicated_item_link', $this->item['link']);
1320		-
1321		- // Store a hash of the post content for checking whether something needs to be updated
1322		- $this->post['meta']['syndication_item_hash'] = $this->update_hash();
1323		-
1324		- // Feed-by-feed options for author and category creation
1325		- $this->post['named']['unfamiliar']['author'] = $this->feedmeta['unfamiliar author'];
1326		- $this->post['named']['unfamiliar']['category'] = $this->feedmeta['unfamiliar category'];
1327		-
1328		- // Categories: start with default categories, if any
1329		- $fc = get_option("feedwordpress_syndication_cats");
1330		- if ($fc) :
1331		- $this->post['named']['preset/category'] = explode("\n", $fc);
1332		- else :
1333		- $this->post['named']['preset/category'] = array();
1334		- endif;
1335		-
1336		- if (is_array($this->feedmeta['cats'])) :
1337		- $this->post['named']['preset/category'] = array_merge($this->post['named']['preset/category'], $this->feedmeta['cats']);
1338		- endif;
1339		-
1340		- // Now add categories from the post, if we have 'em
1341		- $this->post['named']['category'] = array();
1342		- if ( isset($this->item['category#']) ) :
1343		- for ($i = 1; $i <= $this->item['category#']; $i++) :
1344		- $cat_idx = (($i > 1) ? "#{$i}" : "");
1345		- $cat = $this->item["category{$cat_idx}"];
1346		-
1347		- if ( isset($this->feedmeta['cat_split']) and strlen($this->feedmeta['cat_split']) > 0) :
1348		- $pcre = "\007".$this->feedmeta['cat_split']."\007";
1349		- $this->post['named']['category'] = array_merge($this->post['named']['category'], preg_split($pcre, $cat, -1 /*=no limit*/, PREG_SPLIT_NO_EMPTY));
1350		- else :
1351		- $this->post['named']['category'][] = $cat;
1352		- endif;
1353		- endfor;
1354		- endif;
1355		- $this->post['named']['category'] = apply_filters('syndicated_item_categories', $this->post['named']['category'], $this);
1356		-
1357		- // Tags: start with default tags, if any
1358		- $ft = get_option("feedwordpress_syndication_tags");
1359		- if ($ft) :
1360		- $this->post['tags_input'] = explode(FEEDWORDPRESS_CAT_SEPARATOR, $ft);
1361		- else :
1362		- $this->post['tags_input'] = array();
1363		- endif;
1364		-
1365		- if (is_array($this->feedmeta['tags'])) :
1366		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $this->feedmeta['tags']);
1367		- endif;
1368		-
1369		- endif;
1370		- } // SyndicatedPost::SyndicatedPost()
1371		-
1372		- function filtered () {
1373		- return is_null($this->post);
1374		- }
1375		-
1376		- function freshness () {
1377		- global $wpdb;
1378		-
1379		- if ($this->filtered()) : // This should never happen.
1380		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1381		- endif;
1382		-
1383		- if (is_null($this->_freshness)) :
1384		- $guid = $wpdb->escape($this->guid());
1385		-
1386		- $result = $wpdb->get_row("
1387		- SELECT id, guid, post_modified_gmt
1388		- FROM $wpdb->posts WHERE guid='$guid'
1389		- ");
1390		-
1391		- if (!$result) :
1392		- $this->_freshness = 2; // New content
1393		- else:
1394		- $stored_update_hashes = get_post_custom_values('syndication_item_hash', $result->id);
1395		- if (count($stored_update_hashes) > 0) :
1396		- $stored_update_hash = $stored_update_hashes[0];
1397		- $update_hash_changed = ($stored_update_hash != $this->update_hash());
1398		- else :
1399		- $update_hash_changed = false;
1400		- endif;
1401		-
1402		- preg_match('/([0-9]+)-([0-9]+)-([0-9]+) ([0-9]+):([0-9]+):([0-9]+)/', $result->post_modified_gmt, $backref);
1403		-
1404		- $last_rev_ts = gmmktime($backref[4], $backref[5], $backref[6], $backref[2], $backref[3], $backref[1]);
1405		- $updated_ts = $this->updated(/*fallback=*/ true, /*default=*/ NULL);
1406		- $updated = ((
1407		- !is_null($updated_ts)
1408		- and ($updated_ts > $last_rev_ts)
1409		- ) or $update_hash_changed);
1410		-
1411		- if ($updated) :
1412		- $this->_freshness = 1; // Updated content
1413		- $this->_wp_id = $result->id;
1414		- else :
1415		- $this->_freshness = 0; // Same old, same old
1416		- $this->_wp_id = $result->id;
1417		- endif;
1418		- endif;
1419		- endif;
1420		- return $this->_freshness;
1421		- }
1422		-
1423		- function wp_id () {
1424		- if ($this->filtered()) : // This should never happen.
1425		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1426		- endif;
1427		-
1428		- if (is_null($this->_wp_id) and is_null($this->_freshness)) :
1429		- $fresh = $this->freshness(); // sets WP DB id in the process
1430		- endif;
1431		- return $this->_wp_id;
1432		- }
1433		-
1434		- function store () {
1435		- global $wpdb;
1436		-
1437		- if ($this->filtered()) : // This should never happen.
1438		- FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1439		- endif;
1440		-
1441		- $freshness = $this->freshness();
1442		- if ($freshness > 0) :
1443		- # -- Look up, or create, numeric ID for author
1444		- $this->post['post_author'] = $this->author_id (
1445		- FeedWordPress::on_unfamiliar('author', $this->post['named']['unfamiliar']['author'])
1446		- );
1447		-
1448		- if (is_null($this->post['post_author'])) :
1449		- $this->post = NULL;
1450		- endif;
1451		- endif;
1452		-
1453		- if (!$this->filtered() and $freshness > 0) :
1454		- # -- Look up, or create, numeric ID for categories
1455		- list($pcats, $ptags) = $this->category_ids (
1456		- $this->post['named']['category'],
1457		- FeedWordPress::on_unfamiliar('category', $this->post['named']['unfamiliar']['category']),
1458		- /*tags_too=*/ true
1459		- );
1460		-
1461		- $this->post['post_category'] = $pcats;
1462		- $this->post['tags_input'] = array_merge($this->post['tags_input'], $ptags);
1463		-
1464		- if (is_null($this->post['post_category'])) :
1465		- // filter mode on, no matching categories; drop the post
1466		- $this->post = NULL;
1467		- else :
1468		- // filter mode off or at least one match; now add on the feed and global presets
1469		- $this->post['post_category'] = array_merge (
1470		- $this->post['post_category'],
1471		- $this->category_ids (
1472		- $this->post['named']['preset/category'],
1473		- 'default'
1474		- )
1475		- );
1476		-
1477		- if (count($this->post['post_category']) < 1) :
1478		- $this->post['post_category'][] = 1; // Default to category 1 ("Uncategorized" / "General") if nothing else
1479		- endif;
1480		- endif;
1481		- endif;
1482		-
1483		- if (!$this->filtered() and $freshness > 0) :
1484		- unset($this->post['named']);
1485		- $this->post = apply_filters('syndicated_post', $this->post, $this);
1486		- endif;
1487		-
1488		- if (!$this->filtered() and $freshness == 2) :
1489		- // The item has not yet been added. So let's add it.
1490		- $this->insert_new();
1491		- $this->add_rss_meta();
1492		- do_action('post_syndicated_item', $this->wp_id());
1493		-
1494		- $ret = 'new';
1495		- elseif (!$this->filtered() and $freshness == 1) :
1496		- $this->post['ID'] = $this->wp_id();
1497		- $this->update_existing();
1498		- $this->add_rss_meta();
1499		- do_action('update_syndicated_item', $this->wp_id());
1500		-
1501		- $ret = 'updated';
1502		- else :
1503		- $ret = false;
1504		- endif;
1505		-
1506		- return $ret;
1507		- } // function SyndicatedPost::store ()
1508		-
1509		- function insert_new () {
1510		- global $wpdb, $wp_db_version;
1511		-
1512		- $dbpost = $this->normalize_post(/*new=*/ true);
1513		- if (!is_null($dbpost)) :
1514		- if ($this->use_api('wp_insert_post')) :
1515		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1516		-
1517		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1518		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1519		-
1520		- // Kludge to prevent kses filters from stripping the
1521		- // content of posts when updating without a logged in
1522		- // user who has `unfiltered_html` capability.
1523		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1524		-
1525		- $this->_wp_id = wp_insert_post($dbpost);
1526		-
1527		- // Turn off ridiculous fucking kludges #1 and #2
1528		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1529		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1530		-
1531		- $this->validate_post_id($dbpost, array(__CLASS__, __FUNCTION__));
1532		-
1533		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1534		- // *still* offers no way to use a guid of your choice,
1535		- // and munges your post modified timestamp, too.
1536		- $result = $wpdb->query("
1537		- UPDATE $wpdb->posts
1538		- SET
1539		- guid='{$dbpost['guid']}',
1540		- post_modified='{$dbpost['post_modified']}',
1541		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1542		- WHERE ID='{$this->_wp_id}'
1543		- ");
1544		- else :
1545		- # The right way to do this is the above. But, alas,
1546		- # in earlier versions of WordPress, wp_insert_post has
1547		- # too much behavior (mainly related to pings) that can't
1548		- # be overridden. In WordPress 1.5, it's enough of a
1549		- # resource hog to make PHP segfault after inserting
1550		- # 50-100 posts. This can get pretty annoying, especially
1551		- # if you are trying to update your feeds for the first
1552		- # time.
1553		-
1554		- $result = $wpdb->query("
1555		- INSERT INTO $wpdb->posts
1556		- SET
1557		- guid = '{$dbpost['guid']}',
1558		- post_author = '{$dbpost['post_author']}',
1559		- post_date = '{$dbpost['post_date']}',
1560		- post_date_gmt = '{$dbpost['post_date_gmt']}',
1561		- post_content = '{$dbpost['post_content']}',"
1562		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1563		- post_title = '{$dbpost['post_title']}',
1564		- post_name = '{$dbpost['post_name']}',
1565		- post_modified = '{$dbpost['post_modified']}',
1566		- post_modified_gmt = '{$dbpost['post_modified_gmt']}',
1567		- comment_status = '{$dbpost['comment_status']}',
1568		- ping_status = '{$dbpost['ping_status']}',
1569		- post_status = '{$dbpost['post_status']}'
1570		- ");
1571		- $this->_wp_id = $wpdb->insert_id;
1572		-
1573		- $this->validate_post_id($dbpost, array(__CLASS__, __FUNCTION__));
1574		-
1575		- // WordPress 1.5.x - 2.0.x
1576		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1577		-
1578		- // Since we are not going through official channels, we need to
1579		- // manually tell WordPress that we've published a new post.
1580		- // We need to make sure to do this in order for FeedWordPress
1581		- // to play well with the staticize-reloaded plugin (something
1582		- // that a large aggregator website is going to *want* to be
1583		- // able to use).
1584		- do_action('publish_post', $this->_wp_id);
1585		- endif;
1586		- endif;
1587		- } /* SyndicatedPost::insert_new() */
1588		-
1589		- function update_existing () {
1590		- global $wpdb;
1591		-
1592		- // Why the fuck doesn't wp_insert_post already do this?
1593		- $dbpost = $this->normalize_post(/*new=*/ false);
1594		- if (!is_null($dbpost)) :
1595		- if ($this->use_api('wp_insert_post')) :
1596		- $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1597		-
1598		- // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1599		- add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1600		-
1601		- // Kludge to prevent kses filters from stripping the
1602		- // content of posts when updating without a logged in
1603		- // user who has `unfiltered_html` capability.
1604		- add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1605		-
1606		- // Don't munge status fields that the user may have reset manually
1607		- if (function_exists('get_post_field')) :
1608		- $doNotMunge = array('post_status', 'comment_status', 'ping_status');
1609		- foreach ($doNotMunge as $field) :
1610		- $dbpost[$field] = get_post_field($field, $this->wp_id());
1611		- endforeach;
1612		- endif;
1613		-
1614		- $this->_wp_id = wp_insert_post($dbpost);
1615		-
1616		- // Turn off ridiculous fucking kludges #1 and #2
1617		- remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1618		- remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1619		-
1620		- $this->validate_post_id($dbpost, array(__CLASS__, __FUNCTION__));
1621		-
1622		- // Unfortunately, as of WordPress 2.3, wp_insert_post()
1623		- // munges your post modified timestamp.
1624		- $result = $wpdb->query("
1625		- UPDATE $wpdb->posts
1626		- SET
1627		- post_modified='{$dbpost['post_modified']}',
1628		- post_modified_gmt='{$dbpost['post_modified_gmt']}'
1629		- WHERE ID='{$this->_wp_id}'
1630		- ");
1631		- else :
1632		-
1633		- $result = $wpdb->query("
1634		- UPDATE $wpdb->posts
1635		- SET
1636		- post_author = '{$dbpost['post_author']}',
1637		- post_content = '{$dbpost['post_content']}',"
1638		- .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1639		- post_title = '{$dbpost['post_title']}',
1640		- post_name = '{$dbpost['post_name']}',
1641		- post_modified = '{$dbpost['post_modified']}',
1642		- post_modified_gmt = '{$dbpost['post_modified_gmt']}'
1643		- WHERE guid='{$dbpost['guid']}'
1644		- ");
1645		-
1646		- // WordPress 2.1.x and up
1647		- if (function_exists('wp_set_post_categories')) :
1648		- wp_set_post_categories($this->wp_id(), $this->post['post_category']);
1649		- // WordPress 1.5.x - 2.0.x
1650		- elseif (function_exists('wp_set_post_cats')) :
1651		- wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1652		- // This should never happen.
1653		- else :
1654		- FeedWordPress::critical_bug(__CLASS__.'::'.__FUNCTION.'(): no post categorizing function', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1655		- endif;
1656		-
1657		- // Since we are not going through official channels, we need to
1658		- // manually tell WordPress that we've published a new post.
1659		- // We need to make sure to do this in order for FeedWordPress
1660		- // to play well with the staticize-reloaded plugin (something
1661		- // that a large aggregator website is going to *want* to be
1662		- // able to use).
1663		- do_action('edit_post', $this->post['ID']);
1664		- endif;
1665		- endif;
1666		- } /* SyndicatedPost::update_existing() */
1667		-
1668		- /**
1669		- * SyndicatedPost::normalize_post()
1670		- *
1671		- * @param bool $new If true, this post is to be inserted anew. If false, it is an update of an existing post.
1672		- * @return array A normalized representation of the post ready to be inserted into the database or sent to the WordPress API functions
1673		- */
1674		- function normalize_post ($new = true) {
1675		- global $wpdb;
1676		-
1677		- $out = array();
1678		-
1679		- // Why the fuck doesn't wp_insert_post already do this?
1680		- foreach ($this->post as $key => $value) :
1681		- if (is_string($value)) :
1682		- $out[$key] = $wpdb->escape($value);
1683		- else :
1684		- $out[$key] = $value;
1685		- endif;
1686		- endforeach;
1687		-
1688		- if (strlen($out['post_title'].$out['post_content'].$out['post_excerpt']) == 0) :
1689		- // FIXME: Option for filtering out empty posts
1690		- endif;
1691		- if (strlen($out['post_title'])==0) :
1692		- $offset = (int) get_option('gmt_offset') * 60 * 60;
1693		- $out['post_title'] =
1694		- $this->post['meta']['syndication_source']
1695		- .' '.gmdate('Y-m-d H:i:s', $this->published() + $offset);
1696		- // FIXME: Option for what to fill a blank title with...
1697		- endif;
1698		-
1699		- return $out;
1700		- }
1701		-
1702		- /**
1703		- * SyndicatedPost::validate_post_id()
1704		- *
1705		- * @param array $dbpost An array representing the post we attempted to insert or update
1706		- * @param mixed $ns A string or array representing the namespace (class, method) whence this method was called.
1707		- */
1708		- function validate_post_id ($dbpost, $ns) {
1709		- if (is_array($ns)) : $ns = implode('::', $ns);
1710		- else : $ns = (string) $ns; endif;
1711		-
1712		- // This should never happen.
1713		- if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1714		- FeedWordPress::critical_bug(
1715		- /*name=*/ $ns.'::_wp_id',
1716		- /*var =*/ array(
1717		- "\$this->_wp_id" => $this->_wp_id,
1718		- "\$dbpost" => $dbpost,
1719		- "\$this" => $this
1720		- ),
1721		- /*line # =*/ __LINE__
1722		- );
1723		- endif;
1724		- } /* SyndicatedPost::validate_post_id() */
1725		-
1726		- /**
1727		- * SyndicatedPost::fix_revision_meta() - Fixes the way WP 2.6+ fucks up
1728		- * meta-data (authorship, etc.) when storing revisions of an updated
1729		- * syndicated post.
1730		- *
1731		- * In their infinite wisdom, the WordPress coders have made it completely
1732		- * impossible for a plugin that uses wp_insert_post() to set certain
1733		- * meta-data (such as the author) when you store an old revision of an
1734		- * updated post. Instead, it uses the WordPress defaults (= currently
1735		- * active user ID if the process is running with a user logged in, or
1736		- * = #0 if there is no user logged in). This results in bogus authorship
1737		- * data for revisions that are syndicated from off the feed, unless we
1738		- * use a ridiculous kludge like this to end-run the munging of meta-data
1739		- * by _wp_put_post_revision.
1740		- *
1741		- * @param int $revision_id The revision ID to fix up meta-data
1742		- */
1743		- function fix_revision_meta ($revision_id) {
1744		- global $wpdb;
1745		-
1746		- $post_author = (int) $this->post['post_author'];
1747		-
1748		- $revision_id = (int) $revision_id;
1749		- $wpdb->query("
1750		- UPDATE $wpdb->posts
1751		- SET post_author={$this->post['post_author']}
1752		- WHERE post_type = 'revision' AND ID='$revision_id'
1753		- ");
1754		- } /* SyndicatedPost::fix_revision_meta () */
1755		-
1756		- /**
1757		- * SyndicatedPost::avoid_kses_munge() -- If FeedWordPress is processing
1758		- * an automatic update, that generally means that wp_insert_post() is
1759		- * being called under the user credentials of whoever is viewing the
1760		- * blog at the time -- usually meaning no user at all. But if WordPress
1761		- * gets a wp_insert_post() when current_user_can('unfiltered_html') is
1762		- * false, it will run the content of the post through a kses function
1763		- * that strips out lots of HTML tags -- notably <object> and some others.
1764		- * This causes problems for syndicating (for example) feeds that contain
1765		- * YouTube videos. It also produces an unexpected asymmetry between
1766		- * automatically-initiated updates and updates initiated manually from
1767		- * the WordPress Dashboard (which are usually initiated under the
1768		- * credentials of a logged-in admin, and so don't get run through the
1769		- * kses function). So, to avoid the whole mess, what we do here is
1770		- * just forcibly disable the kses munging for a single syndicated post,
1771		- * by restoring the contents of the `post_content` field.
1772		- *
1773		- * @param string $content The content of the post, after other filters have gotten to it
1774		- * @return string The original content of the post, before other filters had a chance to munge it.
1775		- */
1776		- function avoid_kses_munge ($content) {
1777		- global $wpdb;
1778		- return $wpdb->escape($this->post['post_content']);
1779		- }
1780		-
1781		- // SyndicatedPost::add_rss_meta: adds interesting meta-data to each entry
1782		- // using the space for custom keys. The set of keys and values to add is
1783		- // specified by the keys and values of $post['meta']. This is used to
1784		- // store anything that the WordPress user might want to access from a
1785		- // template concerning the post's original source that isn't provided
1786		- // for by standard WP meta-data (i.e., any interesting data about the
1787		- // syndicated post other than author, title, timestamp, categories, and
1788		- // guid). It's also used to hook into WordPress's support for
1789		- // enclosures.
1790		- function add_rss_meta () {
1791		- global $wpdb;
1792		- if ( is_array($this->post) and isset($this->post['meta']) and is_array($this->post['meta']) ) :
1793		- $postId = $this->wp_id();
1794		-
1795		- // Aggregated posts should NOT send out pingbacks.
1796		- // WordPress 2.1-2.2 claim you can tell them not to
1797		- // using $post_pingback, but they don't listen, so we
1798		- // make sure here.
1799		- $result = $wpdb->query("
1800		- DELETE FROM $wpdb->postmeta
1801		- WHERE post_id='$postId' AND meta_key='_pingme'
1802		- ");
1803		-
1804		- foreach ( $this->post['meta'] as $key => $values ) :
1805		-
1806		- $key = $wpdb->escape($key);
1807		-
1808		- // If this is an update, clear out the old
1809		- // values to avoid duplication.
1810		- $result = $wpdb->query("
1811		- DELETE FROM $wpdb->postmeta
1812		- WHERE post_id='$postId' AND meta_key='$key'
1813		- ");
1814		-
1815		- // Allow for either a single value or an array
1816		- if (!is_array($values)) $values = array($values);
1817		- foreach ( $values as $value ) :
1818		- $value = $wpdb->escape($value);
1819		- $result = $wpdb->query("
1820		- INSERT INTO $wpdb->postmeta
1821		- SET
1822		- post_id='$postId',
1823		- meta_key='$key',
1824		- meta_value='$value'
1825		- ");
1826		- endforeach;
1827		- endforeach;
1828		- endif;
1829		- } /* SyndicatedPost::add_rss_meta () */
1830		-
1831		- // SyndicatedPost::author_id (): get the ID for an author name from
1832		- // the feed. Create the author if necessary.
1833		- function author_id ($unfamiliar_author = 'create') {
1834		- global $wpdb;
1835		-
1836		- $a = $this->author();
1837		- $author = $a['name'];
1838		- $email = $a['email'];
1839		- $url = $a['uri'];
1840		-
1841		- $match_author_by_email = !('yes' == get_option("feedwordpress_do_not_match_author_by_email"));
1842		- if ($match_author_by_email and !FeedWordPress::is_null_email($email)) :
1843		- $test_email = $email;
1844		- else :
1845		- $test_email = NULL;
1846		- endif;
1847		-
1848		- // Never can be too careful...
1849		- $login = sanitize_user($author, /*strict=*/ true);
1850		- $login = apply_filters('pre_user_login', $login);
1851		-
1852		- $nice_author = sanitize_title($author);
1853		- $nice_author = apply_filters('pre_user_nicename', $nice_author);
1854		-
1855		- $reg_author = $wpdb->escape(preg_quote($author));
1856		- $author = $wpdb->escape($author);
1857		- $email = $wpdb->escape($email);
1858		- $test_email = $wpdb->escape($test_email);
1859		- $url = $wpdb->escape($url);
1860		-
1861		- // Check for an existing author rule....
1862		- if (isset($this->link->settings['map authors']['name'][strtolower(trim($author))])) :
1863		- $author_rule = $this->link->settings['map authors']['name'][strtolower(trim($author))];
1864		- else :
1865		- $author_rule = NULL;
1866		- endif;
1867		-
1868		- // User name is mapped to a particular author. If that author ID exists, use it.
1869		- if (is_numeric($author_rule) and get_userdata((int) $author_rule)) :
1870		- $id = (int) $author_rule;
1871		-
1872		- // User name is filtered out
1873		- elseif ('filter' == $author_rule) :
1874		- $id = NULL;
1875		-
1876		- else :
1877		- // Check the database for an existing author record that might fit
1878		-
1879		- #-- WordPress 2.0+
1880		- if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) :
1881		-
1882		- // First try the user core data table.
1883		- $id = $wpdb->get_var(
1884		- "SELECT ID FROM $wpdb->users
1885		- WHERE
1886		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login'))
1887		- OR (
1888		- LENGTH(TRIM(LCASE(user_email))) > 0
1889		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1890		- )
1891		- OR TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author'))
1892		- ");
1893		-
1894		- // If that fails, look for aliases in the user meta data table
1895		- if (is_null($id)) :
1896		- $id = $wpdb->get_var(
1897		- "SELECT user_id FROM $wpdb->usermeta
1898		- WHERE
1899		- (meta_key = 'description' AND TRIM(LCASE(meta_value)) = TRIM(LCASE('$author')))
1900		- OR (
1901		- meta_key = 'description'
1902		- AND TRIM(LCASE(meta_value))
1903		- RLIKE CONCAT(
1904		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1905		- TRIM(LCASE('$reg_author')),
1906		- '( |\\t|\\r)*(\\n|\$)'
1907		- )
1908		- )
1909		- ");
1910		- endif;
1911		-
1912		- #-- WordPress 1.5.x
1913		- else :
1914		- $id = $wpdb->get_var(
1915		- "SELECT ID from $wpdb->users
1916		- WHERE
1917		- TRIM(LCASE(user_login)) = TRIM(LCASE('$login')) OR
1918		- (
1919		- LENGTH(TRIM(LCASE(user_email))) > 0
1920		- AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1921		- ) OR
1922		- TRIM(LCASE(user_firstname)) = TRIM(LCASE('$author')) OR
1923		- TRIM(LCASE(user_nickname)) = TRIM(LCASE('$author')) OR
1924		- TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author')) OR
1925		- TRIM(LCASE(user_description)) = TRIM(LCASE('$author')) OR
1926		- (
1927		- LOWER(user_description)
1928		- RLIKE CONCAT(
1929		- '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1930		- LCASE('$reg_author'),
1931		- '( |\\t|\\r)*(\\n|\$)'
1932		- )
1933		- )
1934		- ");
1935		-
1936		- endif;
1937		-
1938		- // ... if you don't find one, then do what you need to do
1939		- if (is_null($id)) :
1940		- if ($unfamiliar_author === 'create') :
1941		- $userdata = array();
1942		-
1943		- #-- user table data
1944		- $userdata['ID'] = NULL; // new user
1945		- $userdata['user_login'] = $login;
1946		- $userdata['user_nicename'] = $nice_author;
1947		- $userdata['user_pass'] = substr(md5(uniqid(microtime())), 0, 6); // just something random to lock it up
1948		- $userdata['user_email'] = $email;
1949		- $userdata['user_url'] = $url;
1950		- $userdata['display_name'] = $author;
1951		-
1952		- $id = wp_insert_user($userdata);
1953		- elseif (is_numeric($unfamiliar_author) and get_userdata((int) $unfamiliar_author)) :
1954		- $id = (int) $unfamiliar_author;
1955		- elseif ($unfamiliar_author === 'default') :
1956		- $id = 1;
1957		- endif;
1958		- endif;
1959		- endif;
1960		-
1961		- if ($id) :
1962		- $this->link->settings['map authors']['name'][strtolower(trim($author))] = $id;
1963		- endif;
1964		- return $id;
1965		- } // function SyndicatedPost::author_id ()
1966		-
1967		- // look up (and create) category ids from a list of categories
1968		- function category_ids ($cats, $unfamiliar_category = 'create', $tags_too = false) {
1969		- global $wpdb;
1970		-
1971		- // We need to normalize whitespace because (1) trailing
1972		- // whitespace can cause PHP and MySQL not to see eye to eye on
1973		- // VARCHAR comparisons for some versions of MySQL (cf.
1974		- // <http://dev.mysql.com/doc/mysql/en/char.html>), and (2)
1975		- // because I doubt most people want to make a semantic
1976		- // distinction between 'Computers' and 'Computers '
1977		- $cats = array_map('trim', $cats);
1978		-
1979		- $tags = array();
1980		-
1981		- $cat_ids = array ();
1982		- foreach ($cats as $cat_name) :
1983		- if (preg_match('/^{#([0-9]+)}$/', $cat_name, $backref)) :
1984		- $cat_id = (int) $backref[1];
1985		- if (function_exists('is_term') and is_term($cat_id, 'category')) :
1986		- $cat_ids[] = $cat_id;
1987		- elseif (get_category($cat_id)) :
1988		- $cat_ids[] = $cat_id;
1989		- endif;
1990		- elseif (strlen($cat_name) > 0) :
1991		- $esc = $wpdb->escape($cat_name);
1992		- $resc = $wpdb->escape(preg_quote($cat_name));
1993		-
1994		- // WordPress 2.3+
1995		- if (function_exists('is_term')) :
1996		- $cat_id = is_term($cat_name, 'category');
1997		- if ($cat_id) :
1998		- $cat_ids[] = $cat_id['term_id'];
1999		- // There must be a better way to do this...
2000		- elseif ($results = $wpdb->get_results(
2001		- "SELECT term_id
2002		- FROM $wpdb->term_taxonomy
2003		- WHERE
2004		- LOWER(description) RLIKE
2005		- CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)')"
2006		- )) :
2007		- foreach ($results AS $term) :
2008		- $cat_ids[] = (int) $term->term_id;
2009		- endforeach;
2010		- elseif ('tag'==$unfamiliar_category) :
2011		- $tags[] = $cat_name;
2012		- elseif ('create'===$unfamiliar_category) :
2013		- $term = wp_insert_term($cat_name, 'category');
2014		- if (is_wp_error($term)) :
2015		- FeedWordPress::noncritical_bug('term insertion problem', array('cat_name' => $cat_name, 'term' => $term, 'this' => $this), __LINE__);
2016		- else :
2017		- $cat_ids[] = $term['term_id'];
2018		- endif;
2019		- endif;
2020		-
2021		- // WordPress 1.5.x - 2.2.x
2022		- else :
2023		- $results = $wpdb->get_results(
2024		- "SELECT cat_ID
2025		- FROM $wpdb->categories
2026		- WHERE
2027		- (LOWER(cat_name) = LOWER('$esc'))
2028		- OR (LOWER(category_description)
2029		- RLIKE CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)'))
2030		- ");
2031		- if ($results) :
2032		- foreach ($results as $term) :
2033		- $cat_ids[] = (int) $term->cat_ID;
2034		- endforeach;
2035		- elseif ('create'===$unfamiliar_category) :
2036		- if (function_exists('wp_insert_category')) :
2037		- $cat_id = wp_insert_category(array('cat_name' => $cat_name));
2038		- // And into the database we go.
2039		- else :
2040		- $nice_kitty = sanitize_title($cat_name);
2041		- $wpdb->query(sprintf("
2042		- INSERT INTO $wpdb->categories
2043		- SET
2044		- cat_name='%s',
2045		- category_nicename='%s'
2046		- ", $wpdb->escape($cat_name), $nice_kitty
2047		- ));
2048		- $cat_id = $wpdb->insert_id;
2049		- endif;
2050		- $cat_ids[] = $cat_id;
2051		- endif;
2052		- endif;
2053		- endif;
2054		- endforeach;
2055		-
2056		- if ((count($cat_ids) == 0) and ($unfamiliar_category === 'filter')) :
2057		- $cat_ids = NULL; // Drop the post
2058		- else :
2059		- $cat_ids = array_unique($cat_ids);
2060		- endif;
2061		-
2062		- if ($tags_too) : $ret = array($cat_ids, $tags);
2063		- else : $ret = $cat_ids;
2064		- endif;
2065		-
2066		- return $ret;
2067		- } // function SyndicatedPost::category_ids ()
2068		-
2069		- function use_api ($tag) {
2070		- global $wp_db_version;
2071		- switch ($tag) :
2072		- case 'wp_insert_post':
2073		- // Before 2.2, wp_insert_post does too much of the wrong stuff to use it
2074		- // In 1.5 it was such a resource hog it would make PHP segfault on big updates
2075		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_21);
2076		- break;
2077		- case 'post_status_pending':
2078		- $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_23);
2079		- break;
2080		- endswitch;
2081		- return $ret;
2082		- } // function SyndicatedPost::use_api ()
2083		-
2084		- #### EXTRACT DATA FROM FEED ITEM ####
2085		-
2086		- function created () {
2087		- $epoch = null;
2088		- if (isset($this->item['dc']['created'])) :
2089		- $epoch = @parse_w3cdtf($this->item['dc']['created']);
2090		- elseif (isset($this->item['dcterms']['created'])) :
2091		- $epoch = @parse_w3cdtf($this->item['dcterms']['created']);
2092		- elseif (isset($this->item['created'])): // Atom 0.3
2093		- $epoch = @parse_w3cdtf($this->item['created']);
2094		- endif;
2095		- return $epoch;
2096		- }
2097		- function published ($fallback = true) {
2098		- $epoch = null;
2099		-
2100		- # RSS is a fucking mess. Figure out whether we have a date in
2101		- # <dc:date>, <issued>, <pubDate>, etc., and get it into Unix
2102		- # epoch format for reformatting. If we can't find anything,
2103		- # we'll use the last-updated time.
2104		- if (isset($this->item['dc']['date'])): // Dublin Core
2105		- $epoch = @parse_w3cdtf($this->item['dc']['date']);
2106		- elseif (isset($this->item['dcterms']['issued'])) : // Dublin Core extensions
2107		- $epoch = @parse_w3cdtf($this->item['dcterms']['issued']);
2108		- elseif (isset($this->item['published'])) : // Atom 1.0
2109		- $epoch = @parse_w3cdtf($this->item['published']);
2110		- elseif (isset($this->item['issued'])): // Atom 0.3
2111		- $epoch = @parse_w3cdtf($this->item['issued']);
2112		- elseif (isset($this->item['pubdate'])): // RSS 2.0
2113		- $epoch = strtotime($this->item['pubdate']);
2114		- elseif ($fallback) : // Fall back to <updated> / <modified> if present
2115		- $epoch = $this->updated(/*fallback=*/ false);
2116		- endif;
2117		-
2118		- # If everything failed, then default to the current time.
2119		- if (is_null($epoch)) :
2120		- if (-1 == $default) :
2121		- $epoch = time();
2122		- else :
2123		- $epoch = $default;
2124		- endif;
2125		- endif;
2126		-
2127		- return $epoch;
2128		- }
2129		- function updated ($fallback = true, $default = -1) {
2130		- $epoch = null;
2131		-
2132		- # As far as I know, only dcterms and Atom have reliable ways to
2133		- # specify when something was *modified* last. If neither is
2134		- # available, then we'll try to get the time of publication.
2135		- if (isset($this->item['dc']['modified'])) : // Not really correct
2136		- $epoch = @parse_w3cdtf($this->item['dc']['modified']);
2137		- elseif (isset($this->item['dcterms']['modified'])) : // Dublin Core extensions
2138		- $epoch = @parse_w3cdtf($this->item['dcterms']['modified']);
2139		- elseif (isset($this->item['modified'])): // Atom 0.3
2140		- $epoch = @parse_w3cdtf($this->item['modified']);
2141		- elseif (isset($this->item['updated'])): // Atom 1.0
2142		- $epoch = @parse_w3cdtf($this->item['updated']);
2143		- elseif ($fallback) : // Fall back to issued / dc:date
2144		- $epoch = $this->published(/*fallback=*/ false, /*default=*/ $default);
2145		- endif;
2146		-
2147		- # If everything failed, then default to the current time.
2148		- if (is_null($epoch)) :
2149		- if (-1 == $default) :
2150		- $epoch = time();
2151		- else :
2152		- $epoch = $default;
2153		- endif;
2154		- endif;
2155		-
2156		- return $epoch;
2157		- }
2158		-
2159		- function update_hash () {
2160		- return md5(serialize($this->item));
2161		- }
2162		-
2163		- function guid () {
2164		- $guid = null;
2165		- if (isset($this->item['id'])): // Atom 0.3 / 1.0
2166		- $guid = $this->item['id'];
2167		- elseif (isset($this->item['atom']['id'])) : // Namespaced Atom
2168		- $guid = $this->item['atom']['id'];
2169		- elseif (isset($this->item['guid'])) : // RSS 2.0
2170		- $guid = $this->item['guid'];
2171		- elseif (isset($this->item['dc']['identifier'])) :// yeah, right
2172		- $guid = $this->item['dc']['identifier'];
2173		- else :
2174		- // The feed does not seem to have provided us with a
2175		- // unique identifier, so we'll have to cobble together
2176		- // a tag: URI that might work for us. The base of the
2177		- // URI will be the host name of the feed source ...
2178		- $bits = parse_url($this->feedmeta['link/uri']);
2179		- $guid = 'tag:'.$bits['host'];
2180		-
2181		- // If we have a date of creation, then we can use that
2182		- // to uniquely identify the item. (On the other hand, if
2183		- // the feed producer was consicentious enough to
2184		- // generate dates of creation, she probably also was
2185		- // conscientious enough to generate unique identifiers.)
2186		- if (!is_null($this->created())) :
2187		- $guid .= '://post.'.date('YmdHis', $this->created());
2188		-
2189		- // Otherwise, use both the URI of the item, *and* the
2190		- // item's title. We have to use both because titles are
2191		- // often not unique, and sometimes links aren't unique
2192		- // either (e.g. Bitch (S)HITLIST, Mozilla Dot Org news,
2193		- // some podcasts). But it's rare to have *both* the same
2194		- // title *and* the same link for two different items. So
2195		- // this is about the best we can do.
2196		- else :
2197		- $guid .= '://'.md5($this->item['link'].'/'.$this->item['title']);
2198		- endif;
2199		- endif;
2200		- return $guid;
2201		- }
2202		-
2203		- function author () {
2204		- $author = array ();
2205		-
2206		- if (isset($this->item['author_name'])):
2207		- $author['name'] = $this->item['author_name'];
2208		- elseif (isset($this->item['dc']['creator'])):
2209		- $author['name'] = $this->item['dc']['creator'];
2210		- elseif (isset($this->item['dc']['contributor'])):
2211		- $author['name'] = $this->item['dc']['contributor'];
2212		- elseif (isset($this->feed->channel['dc']['creator'])) :
2213		- $author['name'] = $this->feed->channel['dc']['creator'];
2214		- elseif (isset($this->feed->channel['dc']['contributor'])) :
2215		- $author['name'] = $this->feed->channel['dc']['contributor'];
2216		- elseif (isset($this->feed->channel['author_name'])) :
2217		- $author['name'] = $this->feed->channel['author_name'];
2218		- elseif ($this->feed->is_rss() and isset($this->item['author'])) :
2219		- // The author element in RSS is allegedly an
2220		- // e-mail address, but lots of people don't use
2221		- // it that way. So let's make of it what we can.
2222		- $author = parse_email_with_realname($this->item['author']);
2223		-
2224		- if (!isset($author['name'])) :
2225		- if (isset($author['email'])) :
2226		- $author['name'] = $author['email'];
2227		- else :
2228		- $author['name'] = $this->feed->channel['title'];
2229		- endif;
2230		- endif;
2231		- else :
2232		- $author['name'] = $this->feed->channel['title'];
2233		- endif;
2234		-
2235		- if (isset($this->item['author_email'])):
2236		- $author['email'] = $this->item['author_email'];
2237		- elseif (isset($this->feed->channel['author_email'])) :
2238		- $author['email'] = $this->feed->channel['author_email'];
2239		- endif;
2240		-
2241		- if (isset($this->item['author_url'])):
2242		- $author['uri'] = $this->item['author_url'];
2243		- elseif (isset($this->feed->channel['author_url'])) :
2244		- $author['uri'] = $this->item['author_url'];
2245		- else:
2246		- $author['uri'] = $this->feed->channel['link'];
2247		- endif;
2248		-
2249		- return $author;
2250		- } // SyndicatedPost::author()
2251		-
2252		- var $uri_attrs = array (
2253		- array('a', 'href'),
2254		- array('applet', 'codebase'),
2255		- array('area', 'href'),
2256		- array('blockquote', 'cite'),
2257		- array('body', 'background'),
2258		- array('del', 'cite'),
2259		- array('form', 'action'),
2260		- array('frame', 'longdesc'),
2261		- array('frame', 'src'),
2262		- array('iframe', 'longdesc'),
2263		- array('iframe', 'src'),
2264		- array('head', 'profile'),
2265		- array('img', 'longdesc'),
2266		- array('img', 'src'),
2267		- array('img', 'usemap'),
2268		- array('input', 'src'),
2269		- array('input', 'usemap'),
2270		- array('ins', 'cite'),
2271		- array('link', 'href'),
2272		- array('object', 'classid'),
2273		- array('object', 'codebase'),
2274		- array('object', 'data'),
2275		- array('object', 'usemap'),
2276		- array('q', 'cite'),
2277		- array('script', 'src')
2278		- ); /* var SyndicatedPost::$uri_attrs */
2279		-
2280		- var $_base = null;
2281		-
2282		- function resolve_single_relative_uri ($refs) {
2283		- $tag = FeedWordPressHTML::attributeMatch($refs);
2284		- $url = Relative_URI::resolve($tag['value'], $this->_base);
2285		- return $tag['prefix'] . $url . $tag['suffix'];
2286		- } /* function SyndicatedPost::resolve_single_relative_uri() */
2287		-
2288		- function resolve_relative_uris ($content, $obj) {
2289		- # The MagpieRSS upgrade has some `xml:base` support baked in.
2290		- # However, sometimes people do silly things, like putting
2291		- # relative URIs out on a production RSS 2.0 feed or other feeds
2292		- # with no good support for `xml:base`. So we'll do our best to
2293		- # try to catch any remaining relative URIs and resolve them as
2294		- # best we can.
2295		- $obj->_base = $obj->item['link']; // Reset the base for resolving relative URIs
2296		-
2297		- foreach ($obj->uri_attrs as $pair) :
2298		- list($tag, $attr) = $pair;
2299		- $pattern = FeedWordPressHTML::attributeRegex($tag, $attr);
2300		- $content = preg_replace_callback (
2301		- $pattern,
2302		- array(&$obj, 'resolve_single_relative_uri'),
2303		- $content
2304		- );
2305		- endforeach;
2306		-
2307		- return $content;
2308		- } /* function SyndicatedPost::resolve_relative_uris () */
2309		-
2310		- var $strip_attrs = array (
2311		- array('[a-z]+', 'target'),
2312		-// array('[a-z]+', 'style'),
2313		-// array('[a-z]+', 'on[a-z]+'),
2314		- );
2315		-
2316		- function strip_attribute_from_tag ($refs) {
2317		- $tag = FeedWordPressHTML::attributeMatch($refs);
2318		- return $tag['before_attribute'].$tag['after_attribute'];
2319		- }
2320		-
2321		- function sanitize_content ($content, $obj) {
2322		- # This kind of sucks. I intend to replace it with
2323		- # lib_filter sometime soon.
2324		- foreach ($obj->strip_attrs as $pair):
2325		- list($tag,$attr) = $pair;
2326		- $pattern = FeedWordPressHTML::attributeRegex($tag, $attr);
2327		-
2328		- $content = preg_replace_callback (
2329		- $pattern,
2330		- array(&$obj, 'strip_attribute_from_tag'),
2331		- $content
2332		- );
2333		- endforeach;
2334		- return $content;
2335		- }
2336		-} // class SyndicatedPost
2337		-
	1361	+require_once(dirname(__FILE__) . '/syndicatedpost.class.php');
2338	1362	require_once(dirname(__FILE__) . '/syndicatedlink.class.php');
2339	1363
2340	1364	################################################################################
2341	1365	## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
		@@ -2359,354 +1383,12 @@
2359	1383	return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
2360	1384	endif;
2361	1385	}
2362	1386
2363		-################################################################################
2364		-## class FeedFinder: find likely feeds using autodetection and/or guesswork ####
2365		-################################################################################
2366		-
2367		-class FeedFinder {
2368		- var $uri = NULL;
2369		- var $_cache_uri = NULL;
2370		-
2371		- var $verify = FALSE;
2372		-
2373		- var $_data = NULL;
2374		- var $_error = NULL;
2375		- var $_head = NULL;
2376		-
2377		- # -- Recognition patterns
2378		- var $_feed_types = array(
2379		- 'application/rss+xml',
2380		- 'text/xml',
2381		- 'application/atom+xml',
2382		- 'application/x.atom+xml',
2383		- 'application/x-atom+xml'
2384		- );
2385		- var $_feed_markers = array('\\<feed', '\\<rss', 'xmlns="http://purl.org/rss/1.0');
2386		- var $_html_markers = array('\\<html');
2387		- var $_obvious_feed_url = array('[./]rss', '[./]rdf', '[./]atom', '[./]feed', '\.xml');
2388		- var $_maybe_feed_url = array ('rss', 'rdf', 'atom', 'feed', 'xml');
2389		-
2390		- function FeedFinder ($uri = NULL, $verify = TRUE) {
2391		- $this->uri = $uri; $this->verify = $verify;
2392		- } /* FeedFinder::FeedFinder () */
2393		-
2394		- function find ($uri = NULL) {
2395		- $ret = array ();
2396		- if (!is_null($this->data($uri))) {
2397		- if ($this->is_feed($uri)) {
2398		- $ret = array($this->uri);
2399		- } else {
2400		- // Assume that we have HTML or XHTML (even if we don't, who's it gonna hurt?)
2401		- // Autodiscovery is the preferred method
2402		- $href = $this->_link_rel_feeds();
2403		-
2404		- // ... but we'll also take the little orange buttons
2405		- $href = array_merge($href, $this->_a_href_feeds(TRUE));
2406		-
2407		- // If all that failed, look harder
2408		- if (count($href) == 0) $href = $this->_a_href_feeds(FALSE);
2409		-
2410		- // Our search may turn up duplicate URIs. We only need to do any given URI once.
2411		- // Props to Camilo <http://projects.radgeek.com/2008/12/14/feedwordpress-20081214/#comment-20090122160414>
2412		- $href = array_unique($href);
2413		-
2414		- // Verify feeds and resolve relative URIs
2415		- foreach ($href as $u) {
2416		- $the_uri = Relative_URI::resolve($u, $this->uri);
2417		- if ($this->verify) {
2418		- $feed =& new FeedFinder($the_uri);
2419		- if ($feed->is_feed()) $ret[] = $the_uri;
2420		- $feed = NULL;
2421		- } else {
2422		- $ret[] = $the_uri;
2423		- }
2424		- } /* foreach */
2425		- } /* if */
2426		- } /* if */
2427		- return array_unique($ret);
2428		- } /* FeedFinder::find () */
2429		-
2430		- function data ($uri = NULL) {
2431		- $this->_get($uri);
2432		- return $this->_data;
2433		- }
2434		-
2435		- function error () {
2436		- return $this->_error;
2437		- }
2438		-
2439		- function is_feed ($uri = NULL) {
2440		- $data = $this->data($uri);
2441		-
2442		- return (
2443		- preg_match (
2444		- "\007(".implode('|',$this->_feed_markers).")\007i",
2445		- $data
2446		- ) and !preg_match (
2447		- "\007(".implode('|',$this->_html_markers).")\007i",
2448		- $data
2449		- )
2450		- );
2451		- } /* FeedFinder::is_feed () */
2452		-
2453		- # --- Private methods ---
2454		- function _get ($uri = NULL) {
2455		- if ($uri) $this->uri = $uri;
2456		-
2457		- // Is the result not yet cached?
2458		- if ($this->_cache_uri !== $this->uri) :
2459		- $headers['Connection'] = 'close';
2460		- $headers['Accept'] = 'application/atom+xml application/rdf+xml application/rss+xml application/xml text/html */*';
2461		- $headers['User-Agent'] = 'feedfinder/1.2 (compatible; PHP FeedFinder) +http://projects.radgeek.com/feedwordpress';
2462		-
2463		- // Use function provided by MagpieRSS package
2464		- $client = _fetch_remote_file($this->uri, $headers);
2465		- if (isset($client->error)) :
2466		- $this->_error = $client->error;
2467		- else :
2468		- $this->_error = NULL;
2469		- endif;
2470		- $this->_data = $client->results;
2471		-
2472		- // Kilroy was here
2473		- $this->_cache_uri = $this->uri;
2474		- endif;
2475		- } /* FeedFinder::_get () */
2476		-
2477		- function _link_rel_feeds () {
2478		- $links = $this->_tags('link');
2479		- $link_count = count($links);
2480		-
2481		- // now figure out which one points to the RSS file
2482		- $href = array ();
2483		- for ($n=0; $n<$link_count; $n++) {
2484		- if (strtolower($links[$n]['rel']) == 'alternate') {
2485		- if (in_array(strtolower($links[$n]['type']), $this->_feed_types)) {
2486		- $href[] = $links[$n]['href'];
2487		- } /* if */
2488		- } /* if */
2489		- } /* for */
2490		- return $href;
2491		- }
2492		-
2493		- function _a_href_feeds ($obvious = TRUE) {
2494		- $pattern = ($obvious ? $this->_obvious_feed_url : $this->_maybe_feed_url);
2495		-
2496		- $links = $this->_tags('a');
2497		- $link_count = count($links);
2498		-
2499		- // now figure out which one points to the RSS file
2500		- $href = array ();
2501		- for ($n=0; $n<$link_count; $n++) {
2502		- if (preg_match("\007(".implode('|',$pattern).")\007i", $links[$n]['href'])) {
2503		- $href[] = $links[$n]['href'];
2504		- } /* if */
2505		- } /* for */
2506		- return $href;
2507		- }
2508		-
2509		- function _tags ($tag) {
2510		- $html = $this->data();
2511		-
2512		- // search through the HTML, save all <link> tags
2513		- // and store each link's attributes in an associative array
2514		- preg_match_all('/<'.$tag.'\s+(.*?)\s*\/?>/si', $html, $matches);
2515		- $links = $matches[1];
2516		- $ret = array();
2517		- $link_count = count($links);
2518		- for ($n=0; $n<$link_count; $n++) {
2519		- $attributes = preg_split('/\s+/s', $links[$n]);
2520		- foreach($attributes as $attribute) {
2521		- $att = preg_split('/\s*=\s*/s', $attribute, 2);
2522		- if (isset($att[1])) {
2523		- $att[1] = preg_replace('/([\'"]?)(.*)\1/', '$2', $att[1]);
2524		- $final_link[strtolower($att[0])] = $att[1];
2525		- } /* if */
2526		- } /* foreach */
2527		- $ret[$n] = $final_link;
2528		- } /* for */
2529		- return $ret;
2530		- }
2531		-} /* class FeedFinder */
2532		-
2533		-# Relative URI static class: PHP class for resolving relative URLs
2534		-#
2535		-# This class is derived (under the terms of the GPL) from URL Class 0.3 by
2536		-# Keyvan Minoukadeh <keyvan@k1m.com>, which is great but more than we need
2537		-# for FeedWordPress's purposes. The class has been stripped down to a single
2538		-# public method: Relative_URI::resolve($url, $base), which resolves the URI in
2539		-# $url relative to the URI in $base
2540		-#
2541	1387	# The upgraded MagpieRSS also uses this class. So if we have it loaded
2542	1388	# in, don't load it again.
2543	1389	if (!class_exists('Relative_URI')) {
2544		-
2545		- class Relative_URI
2546		- {
2547		- // Resolve relative URI in $url against the base URI in $base. If $base
2548		- // is not supplied, then we use the REQUEST_URI of this script.
2549		- //
2550		- // I'm hoping this method reflects RFC 2396 Section 5.2
2551		- function resolve ($url, $base = NULL)
2552		- {
2553		- if (is_null($base)):
2554		- $base = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
2555		- endif;
2556		-
2557		- $base = Relative_URI::_encode(trim($base));
2558		- $uri_parts = Relative_URI::_parse_url($base);
2559		-
2560		- $url = Relative_URI::_encode(trim($url));
2561		- $parts = Relative_URI::_parse_url($url);
2562		-
2563		- $uri_parts['fragment'] = (isset($parts['fragment']) ? $parts['fragment'] : null);
2564		- $uri_parts['query'] = (isset($parts['query']) ? $parts['query'] : null);
2565		-
2566		- // if path is empty, and scheme, host, and query are undefined,
2567		- // the URL is referring the base URL
2568		-
2569		- if (($parts['path'] == '') && !isset($parts['scheme']) && !isset($parts['host']) && !isset($parts['query'])) {
2570		- // If the URI is empty or only a fragment, return the base URI
2571		- return $base . (isset($parts['fragment']) ? '#'.$parts['fragment'] : '');
2572		- } elseif (isset($parts['scheme'])) {
2573		- // If the scheme is set, then the URI is absolute.
2574		- return $url;
2575		- } elseif (isset($parts['host'])) {
2576		- $uri_parts['host'] = $parts['host'];
2577		- $uri_parts['path'] = $parts['path'];
2578		- } else {
2579		- // We have a relative path but not a host.
2580		-
2581		- // start ugly fix:
2582		- // prepend slash to path if base host is set, base path is not set, and url path is not absolute
2583		- if ($uri_parts['host'] && ($uri_parts['path'] == '')
2584		- && (strlen($parts['path']) > 0)
2585		- && (substr($parts['path'], 0, 1) != '/')) {
2586		- $parts['path'] = '/'.$parts['path'];
2587		- } // end ugly fix
2588		-
2589		- if (substr($parts['path'], 0, 1) == '/') {
2590		- $uri_parts['path'] = $parts['path'];
2591		- } else {
2592		- // copy base path excluding any characters after the last (right-most) slash character
2593		- $buffer = substr($uri_parts['path'], 0, (int)strrpos($uri_parts['path'], '/')+1);
2594		- // append relative path
2595		- $buffer .= $parts['path'];
2596		- // remove "./" where "." is a complete path segment.
2597		- $buffer = str_replace('/./', '/', $buffer);
2598		- if (substr($buffer, 0, 2) == './') {
2599		- $buffer = substr($buffer, 2);
2600		- }
2601		- // if buffer ends with "." as a complete path segment, remove it
2602		- if (substr($buffer, -2) == '/.') {
2603		- $buffer = substr($buffer, 0, -1);
2604		- }
2605		- // remove "<segment>/../" where <segment> is a complete path segment not equal to ".."
2606		- $search_finished = false;
2607		- $segment = explode('/', $buffer);
2608		- while (!$search_finished) {
2609		- for ($x=0; $x+1 < count($segment);) {
2610		- if (($segment[$x] != '') && ($segment[$x] != '..') && ($segment[$x+1] == '..')) {
2611		- if ($x+2 == count($segment)) $segment[] = '';
2612		- unset($segment[$x], $segment[$x+1]);
2613		- $segment = array_values($segment);
2614		- continue 2;
2615		- } else {
2616		- $x++;
2617		- }
2618		- }
2619		- $search_finished = true;
2620		- }
2621		- $buffer = (count($segment) == 1) ? '/' : implode('/', $segment);
2622		- $uri_parts['path'] = $buffer;
2623		-
2624		- }
2625		- }
2626		-
2627		- // If we've gotten to this point, we can try to put the pieces
2628		- // back together.
2629		- $ret = '';
2630		- if (isset($uri_parts['scheme'])) $ret .= $uri_parts['scheme'].':';
2631		- if (isset($uri_parts['user'])) {
2632		- $ret .= $uri_parts['user'];
2633		- if (isset($uri_parts['pass'])) $ret .= ':'.$uri_parts['parts'];
2634		- $ret .= '@';
2635		- }
2636		- if (isset($uri_parts['host'])) {
2637		- $ret .= '//'.$uri_parts['host'];
2638		- if (isset($uri_parts['port'])) $ret .= ':'.$uri_parts['port'];
2639		- }
2640		- $ret .= $uri_parts['path'];
2641		- if (isset($uri_parts['query'])) $ret .= '?'.$uri_parts['query'];
2642		- if (isset($uri_parts['fragment'])) $ret .= '#'.$uri_parts['fragment'];
2643		-
2644		- return $ret;
2645		- }
2646		-
2647		- /**
2648		- * Parse URL
2649		- *
2650		- * Regular expression grabbed from RFC 2396 Appendix B.
2651		- * This is a replacement for PHPs builtin parse_url().
2652		- * @param string $url
2653		- * @access private
2654		- * @return array
2655		- */
2656		- function _parse_url($url)
2657		- {
2658		- // I'm using this pattern instead of parse_url() as there's a few strings where parse_url()
2659		- // generates a warning.
2660		- if (preg_match('!^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?!', $url, $match)) {
2661		- $parts = array();
2662		- if ($match[1] != '') $parts['scheme'] = $match[2];
2663		- if ($match[3] != '') $parts['auth'] = $match[4];
2664		- // parse auth
2665		- if (isset($parts['auth'])) {
2666		- // store user info
2667		- if (($at_pos = strpos($parts['auth'], '@')) !== false) {
2668		- $userinfo = explode(':', substr($parts['auth'], 0, $at_pos), 2);
2669		- $parts['user'] = $userinfo[0];
2670		- if (isset($userinfo[1])) $parts['pass'] = $userinfo[1];
2671		- $parts['auth'] = substr($parts['auth'], $at_pos+1);
2672		- }
2673		- // get port number
2674		- if ($port_pos = strrpos($parts['auth'], ':')) {
2675		- $parts['host'] = substr($parts['auth'], 0, $port_pos);
2676		- $parts['port'] = (int)substr($parts['auth'], $port_pos+1);
2677		- if ($parts['port'] < 1) $parts['port'] = null;
2678		- } else {
2679		- $parts['host'] = $parts['auth'];
2680		- }
2681		- }
2682		- unset($parts['auth']);
2683		- $parts['path'] = $match[5];
2684		- if (isset($match[6]) && ($match[6] != '')) $parts['query'] = $match[7];
2685		- if (isset($match[8]) && ($match[8] != '')) $parts['fragment'] = $match[9];
2686		- return $parts;
2687		- }
2688		- // shouldn't reach here
2689		- return array('path'=>'');
2690		- }
2691		-
2692		- function _encode($string)
2693		- {
2694		- static $replace = array();
2695		- if (!count($replace)) {
2696		- $find = array(32, 34, 60, 62, 123, 124, 125, 91, 92, 93, 94, 96, 127);
2697		- $find = array_merge(range(0, 31), $find);
2698		- $find = array_map('chr', $find);
2699		- foreach ($find as $char) {
2700		- $replace[$char] = '%'.bin2hex($char);
2701		- }
2702		- }
2703		- // escape control characters and a few other characters
2704		- $encoded = strtr($string, $replace);
2705		- // remove any character outside the hex range: 21 - 7E (see www.asciitable.com)
2706		- return preg_replace('/[^\x21-\x7e]/', '', $encoded);
2707		- }
2708		- } // class Relative_URI
	1390	+ require_once(dirname(__FILE__) . '/relative_uri.class.php');
2709	1391	}
2710	1392
2711	1393	// take your best guess at the realname and e-mail, given a string
2712	1394	define('FWP_REGEX_EMAIL_ADDY', '([^@"(<\s]+@[^"@(<\s]+\.[^"@(<\s]+)');