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FeedWordPress / 2011.0512
FeedWordPress v2011.0512
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← All changes | syndicatedlink.class.php +346 -848 trunk2011.0512 View file →
@@ -24,9 +24,9 @@
24 24 # Values have linebreak characters escaped with C-style
25 25 # backslashes (so, for example, a newline becomes "\n").
26 26 #
27 27 # The value of `cats` is used as a newline-separated list of
28 -# default categories for any post coming from a particular feed.
28 +# default categories for any post coming from a particular feed.
29 29 # (In the example above, any posts from this feed will be placed
30 30 # in the "computers" and "web" categories--*in addition to* any
31 31 # categories that may already be applied to the posts.)
32 32 #
@@ -32,76 +32,169 @@
32 32 #
33 33 # Values of keys in link_notes are accessible from templates using
34 34 # the function `get_feed_meta($key)` if this plugin is activated.
35 35
36 -require_once dirname( __FILE__ ) . '/magpiefromsimplepie.class.php';
37 -require_once dirname( __FILE__ ) . '/feedwordpressparsedpostmeta.class.php';
36 +require_once(dirname(__FILE__).'/magpiefromsimplepie.class.php');
38 37
39 38 class SyndicatedLink {
40 39 var $id = null;
41 40 var $link = null;
42 41 var $settings = array ();
43 - public $simplepie = null;
42 + var $simplepie = null;
44 43 var $magpie = null;
45 44
46 - public function __construct( $link ) {
45 + function SyndicatedLink ($link) {
46 + global $wpdb;
47 +
47 48 if (is_object($link)) :
48 49 $this->link = $link;
49 50 $this->id = $link->link_id;
50 51 else :
51 52 $this->id = $link;
52 - $this->link = get_bookmark($link);
53 + if (function_exists('get_bookmark')) : // WP 2.1+
54 + $this->link = get_bookmark($link);
55 + else :
56 + $this->link = $wpdb->get_row("
57 + SELECT * FROM $wpdb->links
58 + WHERE (link_id = '".$wpdb->escape($link)."')"
59 + );
60 + endif;
53 61 endif;
54 62
55 - if (is_object($this->link)) :
56 - if (strlen($this->link->link_rss) > 0) :
57 - $this->get_settings_from_notes();
63 + if (strlen($this->link->link_rss) > 0) :
64 + // Read off feed settings from link_notes
65 + $notes = explode("\n", $this->link->link_notes);
66 + foreach ($notes as $note):
67 + $pair = explode(": ", $note, 2);
68 + $key = (isset($pair[0]) ? $pair[0] : null);
69 + $value = (isset($pair[1]) ? $pair[1] : null);
70 + if (!is_null($key) and !is_null($value)) :
71 + // Unescape and trim() off the whitespace.
72 + // Thanks to Ray Lischner for pointing out the
73 + // need to trim off whitespace.
74 + $this->settings[$key] = stripcslashes (trim($value));
75 + endif;
76 + endforeach;
77 +
78 + // "Magic" feed settings
79 + $this->settings['link/uri'] = $this->link->link_rss;
80 + $this->settings['link/name'] = $this->link->link_name;
81 + $this->settings['link/id'] = $this->link->link_id;
82 +
83 + // `hardcode categories` and `unfamiliar categories` are deprecated in favor of `unfamiliar category`
84 + if (
85 + isset($this->settings['unfamiliar categories'])
86 + and !isset($this->settings['unfamiliar category'])
87 + ) :
88 + $this->settings['unfamiliar category'] = $this->settings['unfamiliar categories'];
58 89 endif;
59 - endif;
90 + if (
91 + FeedWordPress::affirmative($this->settings, 'hardcode categories')
92 + and !isset($this->settings['unfamiliar category'])
93 + ) :
94 + $this->settings['unfamiliar category'] = 'default';
95 + endif;
60 96
61 - add_filter('feedwordpress_update_complete', array($this, 'process_retirements'), 1000, 1);
62 - } /* SyndicatedLink::__construct () */
97 + // Set this up automagically for del.icio.us
98 + $bits = parse_url($this->link->link_rss);
99 + $tagspacers = array('del.icio.us', 'feeds.delicious.com');
100 + if (!isset($this->settings['cat_split']) and in_array($bits['host'], $tagspacers)) :
101 + $this->settings['cat_split'] = '\s'; // Whitespace separates multiple tags in del.icio.us RSS feeds
102 + endif;
63 103
64 - public function found () {
104 + // Simple lists
105 + foreach ($this->imploded_settings() as $what) :
106 + if (isset($this->settings[$what])):
107 + $this->settings[$what] = explode(
108 + FEEDWORDPRESS_CAT_SEPARATOR,
109 + $this->settings[$what]
110 + );
111 + endif;
112 + endforeach;
113 +
114 + if (isset($this->settings['terms'])) :
115 + // Look for new format
116 + $this->settings['terms'] = maybe_unserialize($this->settings['terms']);
117 +
118 + if (!is_array($this->settings['terms'])) :
119 + // Deal with old format instead. Ugh.
120 +
121 + // Split on two *or more* consecutive breaks
122 + // because in the old format, a taxonomy
123 + // without any associated terms would
124 + // produce tax_name#1\n\n\ntax_name#2\nterm,
125 + // and the naive split on the first \n\n
126 + // would screw up the tax_name#2 list.
127 + //
128 + // Props to David Morris for pointing this
129 + // out.
130 +
131 + $this->settings['terms'] = preg_split(
132 + "/".FEEDWORDPRESS_CAT_SEPARATOR."{2,}/",
133 + $this->settings['terms']
134 + );
135 + $terms = array();
136 + foreach ($this->settings['terms'] as $line) :
137 + $line = explode(FEEDWORDPRESS_CAT_SEPARATOR, $line);
138 + $tax = array_shift($line);
139 + $terms[$tax] = $line;
140 + endforeach;
141 + $this->settings['terms'] = $terms;
142 + endif;
143 + endif;
144 +
145 + if (isset($this->settings['map authors'])) :
146 + $author_rules = explode("\n\n", $this->settings['map authors']);
147 + $ma = array();
148 + foreach ($author_rules as $rule) :
149 + list($rule_type, $author_name, $author_action) = explode("\n", $rule);
150 +
151 + // Normalize for case and whitespace
152 + $rule_type = strtolower(trim($rule_type));
153 + $author_name = strtolower(trim($author_name));
154 + $author_action = strtolower(trim($author_action));
155 +
156 + $ma[$rule_type][$author_name] = $author_action;
157 + endforeach;
158 + $this->settings['map authors'] = $ma;
159 + endif;
160 + endif;
161 + } /* SyndicatedLink::SyndicatedLink () */
162 +
163 + function found () {
65 164 return is_object($this->link) and !is_wp_error($this->link);
66 165 } /* SyndicatedLink::found () */
67 166
68 - public function id () {
69 - return (is_object($this->link) ? $this->link->link_id : NULL);
70 - }
71 -
72 - public function stale () {
73 - global $feedwordpress;
74 -
167 + function stale () {
75 168 $stale = true;
76 - if ($this->setting('update/hold')=='ping') :
169 + if (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='ping')) :
77 170 $stale = false; // don't update on any timed updates; pings only
78 - elseif ($this->setting('update/hold')=='next') :
171 + elseif (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='next')) :
79 172 $stale = true; // update on the next timed update
80 - elseif ( ! $this->setting('update/last') ) :
173 + elseif (!isset($this->settings['update/ttl']) or !isset($this->settings['update/last'])) :
81 174 $stale = true; // initial update
82 - elseif ( !empty($feedwordpress) and $feedwordpress->force_update_all()) :
83 - $stale = true; // forced general updating
84 175 else :
85 - $after = (
86 - (int) $this->setting('update/last')
87 - + (int) $this->setting('update/fudge')
88 - + ((int) $this->setting('update/ttl') * 60)
89 - );
176 + $after = ((int) $this->settings['update/last'])
177 + +((int) $this->settings['update/ttl'] * 60);
90 178 $stale = (time() >= $after);
91 179 endif;
92 180 return $stale;
93 181 } /* SyndicatedLink::stale () */
94 182
95 - public function fetch () {
183 + function poll ($crash_ts = NULL) {
184 + global $wpdb;
185 +
186 + $url = $this->uri(array('add_params' => true));
187 + FeedWordPress::diagnostic('updated_feeds', 'Polling feed ['.$url.']');
188 +
96 189 $timeout = $this->setting('fetch timeout', 'feedwordpress_fetch_timeout', FEEDWORDPRESS_FETCH_TIMEOUT_DEFAULT);
97 190
98 191 $this->simplepie = apply_filters(
99 192 'syndicated_feed',
100 - FeedWordPress::fetch($this, array('timeout' => $timeout)),
193 + FeedWordPress::fetch($url, array('timeout' => $timeout)),
101 194 $this
102 195 );
103 -
196 +
104 197 // Filter compatibility mode
105 198 if (is_wp_error($this->simplepie)) :
106 199 $this->magpie = $this->simplepie;
107 200 else :
@@ -106,45 +199,15 @@
106 199 $this->magpie = $this->simplepie;
107 200 else :
108 201 $this->magpie = new MagpieFromSimplePie($this->simplepie, NULL);
109 202 endif;
110 - } /* SyndicatedLink::fetch () */
111 203
112 - public function live_posts () {
113 - if ( !is_object($this->simplepie)) :
114 - $this->fetch();
115 - endif;
116 -
117 - if (is_object($this->simplepie) and method_exists($this->simplepie, 'get_items')) :
118 - $ret = apply_filters(
119 - 'syndicated_feed_items',
120 - $this->simplepie->get_items(),
121 - $this
122 - );
123 - else :
124 - $ret = $this->simplepie;
125 - endif;
126 - return $ret;
127 - } /* SyndicatedLink::live_posts () */
128 -
129 - protected function pause_updates () {
130 - return ('yes'==$this->setting("update/pause", "update_pause", 'no'));
131 - } /* SyndicatedLink::pause_updates () */
132 -
133 - public function poll ($crash_ts = NULL) {
134 - global $wpdb;
135 -
136 - $url = $this->uri(array('add_params' => true, 'fetch' => true));
137 - FeedWordPress::diagnostic('updated_feeds', 'Polling feed ['.$url.']');
138 -
139 - $this->fetch();
140 -
141 204 $new_count = NULL;
142 205
143 - $resume = ('yes'==$this->setting('update/unfinished'));
206 + $resume = FeedWordPress::affirmative($this->settings, 'update/unfinished');
144 207 if ($resume) :
145 208 // pick up where we left off
146 - $processed = array_map('trim', explode("\n", $this->setting('update/processed')));
209 + $processed = array_map('trim', explode("\n", $this->settings['update/processed']));
147 210 else :
148 211 // begin at the beginning
149 212 $processed = array();
150 213 endif;
@@ -161,76 +224,81 @@
161 224 if (is_string($oldError)) :
162 225 $oldError = unserialize($oldError);
163 226 endif;
164 227
165 - if ( !is_null($oldError)) :
228 + if (!is_null($oldError)) :
166 229 // Copy over the in-error-since timestamp
167 230 $theError['since'] = $oldError['since'];
231 +
232 + // If this is a repeat error, then we should take
233 + // a step back before we try to fetch it again.
234 + $this->settings['update/last'] = time();
235 + $this->settings['update/ttl'] = $this->automatic_ttl();
236 + $this->settings['update/ttl'] = apply_filters('syndicated_feed_ttl', $this->settings['update/ttl'], $this);
237 + $this->settings['update/ttl'] = apply_filters('syndicated_feed_ttl_from_error', $this->settings['update/ttl'], $this);
168 238
169 - // If this is a repeat error, then we should
170 - // take a step back before we try to fetch it
171 - // again.
172 - $this->update_setting('update/last', time(), NULL);
173 - $ttl = $this->automatic_ttl();
174 - $ttl = apply_filters('syndicated_feed_ttl', $ttl, $this);
175 - $ttl = apply_filters('syndicated_feed_ttl_from_error', $ttl, $this);
176 - $this->update_setting('update/ttl', $ttl);
177 - $this->update_setting('update/timed', 'automatically');
239 + $this->settings['update/timed'] = 'automatically';
178 240 endif;
179 -
241 +
180 242 do_action('syndicated_feed_error', $theError, $oldError, $this);
181 -
182 - $this->update_setting('update/error', serialize($theError));
243 +
244 + $this->settings['update/error'] = serialize($theError);
183 245 $this->save_settings(/*reload=*/ true);
184 246
185 247 elseif (is_object($this->simplepie)) :
186 -
187 248 // Success; clear out error setting, if any.
188 - $this->update_setting('update/error', NULL);
249 + if (isset($this->settings['update/error'])) :
250 + unset($this->settings['update/error']);
251 + endif;
189 252
190 - $new_count = array('new' => 0, 'updated' => 0, 'stored' => 0);
253 + $new_count = array('new' => 0, 'updated' => 0);
191 254
192 255 # -- Update Link metadata live from feed
193 256 $channel = $this->magpie->channel;
194 257
195 - if ( !isset($channel['id'])) :
258 + if (!isset($channel['id'])) :
196 259 $channel['id'] = $this->link->link_rss;
197 260 endif;
198 -
261 +
199 262 $update = array();
200 - if ( ! $this->hardcode('url') and isset($channel['link'])) :
201 - $update[] = "link_url = '".esc_sql($channel['link'])."'";
263 + if (!$this->hardcode('url') and isset($channel['link'])) :
264 + $update[] = "link_url = '".$wpdb->escape($channel['link'])."'";
202 265 endif;
203 -
204 - if ( ! $this->hardcode('name') and isset($channel['title'])) :
205 - $update[] = "link_name = '".esc_sql($channel['title'])."'";
266 +
267 + if (!$this->hardcode('name') and isset($channel['title'])) :
268 + $update[] = "link_name = '".$wpdb->escape($channel['title'])."'";
206 269 endif;
207 -
208 - if ( ! $this->hardcode('description')) :
270 +
271 + if (!$this->hardcode('description')) :
209 272 if (isset($channel['tagline'])) :
210 - $update[] = "link_description = '".esc_sql($channel['tagline'])."'";
273 + $update[] = "link_description = '".$wpdb->escape($channel['tagline'])."'";
211 274 elseif (isset($channel['description'])) :
212 - $update[] = "link_description = '".esc_sql($channel['description'])."'";
275 + $update[] = "link_description = '".$wpdb->escape($channel['description'])."'";
213 276 endif;
214 277 endif;
278 +
279 + $this->settings = array_merge($this->settings, $this->flatten_array($channel));
215 280
216 - $this->update_setting('link/feed_type', $this->simplepie->get_type());
281 + $this->settings['update/last'] = time(); $ttl = $this->ttl();
282 + if (!is_null($ttl)) :
283 + $this->settings['update/ttl'] = $ttl;
284 + $this->settings['update/timed'] = 'feed';
285 + else :
286 + $this->settings['update/ttl'] = $this->automatic_ttl();
287 + $this->settings['update/timed'] = 'automatically';
288 + endif;
289 + $this->settings['update/ttl'] = apply_filters('syndicated_feed_ttl', $this->settings['update/ttl'], $this);
217 290
218 - $this->merge_settings($channel, 'feed/');
219 -
220 - $this->update_setting('update/last', time());
221 - $this->do_update_ttl();
222 -
223 - if ( ! $this->setting('update/hold') != 'ping') :
224 - $this->update_setting('update/hold', 'scheduled');
291 + if (!isset($this->settings['update/hold']) or $this->settings['update/hold']!='ping') :
292 + $this->settings['update/hold'] = 'scheduled';
225 293 endif;
226 294
227 - $this->update_setting('update/unfinished', 'yes');
295 + $this->settings['update/unfinished'] = 'yes';
228 296
229 - $update[] = "link_notes = '".esc_sql($this->settings_to_notes())."'";
297 + $update[] = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
230 298
231 299 $update_set = implode(',', $update);
232 -
300 +
233 301 // Update the properties of the link from the feed information
234 302 $result = $wpdb->query("
235 303 UPDATE $wpdb->links
236 304 SET $update_set
@@ -240,115 +308,62 @@
240 308
241 309 # -- Add new posts from feed and update any updated posts
242 310 $crashed = false;
243 311
244 - $posts = $this->live_posts();
312 + $posts = apply_filters(
313 + 'syndicated_feed_items',
314 + $this->simplepie->get_items(),
315 + &$this
316 + );
245 317
246 318 $this->magpie->originals = $posts;
247 319
248 - // If this is a complete feed, rather than an incremental feed, we
249 - // need to prepare to mark everything for presumptive retirement.
250 - if ($this->is_non_incremental()) :
251 - $q = new WP_Query(array(
252 - 'fields' => '_synfrom',
253 - 'post_status__not' => 'fwpretired',
254 - 'ignore_sticky_posts' => true,
255 - 'meta_key' => 'syndication_feed_id',
256 - 'meta_value' => $this->id,
257 - ));
258 - foreach ($q->posts as $p) :
259 - update_post_meta($p->ID, '_feedwordpress_retire_me_'.$this->id, '1');
260 - endforeach;
261 - endif;
262 -
263 320 if (is_array($posts)) :
264 321 foreach ($posts as $key => $item) :
265 - if ( ! $this->pause_updates()) :
266 - $post = new SyndicatedPost($item, $this);
322 + $post = new SyndicatedPost($item, $this);
267 323
268 - if ( ! $resume or !in_array(trim($post->guid()), $processed)) :
269 - $processed[] = $post->guid();
270 - if ( ! $post->filtered()) :
271 - $new = $post->store();
272 - if ( $new !== false ) $new_count[$new]++;
273 - endif;
324 + if (!$resume or !in_array(trim($post->guid()), $processed)) :
325 + $processed[] = $post->guid();
326 + if (!$post->filtered()) :
327 + $new = $post->store();
328 + if ( $new !== false ) $new_count[$new]++;
329 + endif;
274 330
275 - if ( !is_null($crash_ts) and (time() > $crash_ts)) :
276 - $crashed = true;
277 - break;
278 - endif;
331 + if (!is_null($crash_ts) and (time() > $crash_ts)) :
332 + $crashed = true;
333 + break;
279 334 endif;
280 -
281 - unset($post);
282 335 endif;
336 + unset($post);
283 337 endforeach;
284 338 endif;
285 -
286 - if ('yes'==$this->setting('tombstones', 'tombstones', 'yes')) :
287 - // Check for use of Atom tombstones. Spec:
288 - // <http://tools.ietf.org/html/draft-snell-atompub-tombstones-18>
289 - $tombstones = $this->simplepie->get_feed_tags('http://purl.org/atompub/tombstones/1.0', 'deleted-entry');
290 - if ( !is_null($tombstones) && count($tombstones) > 0) :
291 - foreach ($tombstones as $tombstone) :
292 - $ref = NULL;
293 - foreach (array('', 'http://purl.org/atompub/tombstones/1.0') as $ns) :
294 - if (isset($tombstone['attribs'][$ns])
295 - and isset($tombstone['attribs'][$ns]['ref'])) :
296 - $ref = $tombstone['attribs'][$ns]['ref'];
297 - endif;
298 - endforeach;
299 -
300 - $q = new WP_Query(array(
301 - 'ignore_sticky_posts' => true,
302 - 'guid' => $ref,
303 - 'meta_key' => 'syndication_feed_id',
304 - 'meta_value' => $this->id, // Only allow a feed to tombstone its own entries.
305 - ));
306 -
307 - foreach ($q->posts as $p) :
308 - $old_status = $p->post_status;
309 - FeedWordPress::diagnostic('syndicated_posts', 'Retiring existing post # '.$p->ID.' "'.$p->post_title.'" due to Atom tombstone element in feed.');
310 - set_post_field('post_status', 'fwpretired', $p->ID);
311 - wp_transition_post_status('fwpretired', $old_status, $p);
312 - endforeach;
313 -
314 - endforeach;
315 - endif;
316 - endif;
317 -
318 339 $suffix = ($crashed ? 'crashed' : 'completed');
319 340 do_action('update_syndicated_feed_items', $this->id, $this);
320 - do_action("update_syndicated_feed_items_{$suffix}", $this->id, $this);
341 + do_action("update_syndicated_feed_items_${suffix}", $this->id, $this);
321 342
322 - $this->update_setting('update/processed', $processed);
323 - if ( ! $crashed) :
324 - $this->update_setting('update/unfinished', 'no');
343 + // Copy back any changes to feed settings made in the course of updating (e.g. new author rules)
344 + $to_notes = $this->settings;
345 +
346 + $this->settings['update/processed'] = $processed;
347 + if (!$crashed) :
348 + $this->settings['update/unfinished'] = 'no';
325 349 endif;
326 - $this->update_setting('link/item count', count($posts));
327 350
328 - // Copy back any changes to feed settings made in the
329 - // course of updating (e.g. new author rules)
330 - $update_set = "link_notes = '" . esc_sql($this->settings_to_notes())."'";
331 -
351 + $update_set = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
352 +
332 353 // Update the properties of the link from the feed information
333 354 $result = $wpdb->query("
334 - UPDATE {$wpdb->links}
335 - SET {$update_set}
336 - WHERE link_id='{$this->id}'
355 + UPDATE $wpdb->links
356 + SET $update_set
357 + WHERE link_id='$this->id'
337 358 ");
338 - if ( FALSE === $result ) :
339 - FeedWordPress::diagnostic(
340 - 'SyndicatedLink/poll',
341 - 'Database update failed',
342 - );
343 - endif;
344 -
359 +
345 360 do_action("update_syndicated_feed_completed", $this->id, $this);
346 361 endif;
347 -
362 +
348 363 // All done; let's clean up.
349 364 $this->magpie = NULL;
350 -
365 +
351 366 // Avoid circular-reference memory leak in PHP < 5.3.
352 367 // Cf. <http://simplepie.org/wiki/faq/i_m_getting_memory_leaks>
353 368 if (method_exists($this->simplepie, '__destruct')) :
354 369 $this->simplepie->__destruct();
@@ -353,74 +368,19 @@
353 368 if (method_exists($this->simplepie, '__destruct')) :
354 369 $this->simplepie->__destruct();
355 370 endif;
356 371 $this->simplepie = NULL;
357 -
372 +
358 373 return $new_count;
359 374 } /* SyndicatedLink::poll() */
360 375
361 376 /**
362 - * Update the time to live of this link.
363 - */
364 - public function do_update_ttl(): void {
365 - // Get ttl and xml elements, return them if available
366 - list( $ttl, $xml ) = $this->ttl( /*return element=*/ true);
367 -
368 - // Check if ttl is not null
369 - if ( !is_null( $ttl ) ) {
370 - $this->update_setting( 'update/ttl', $ttl );
371 - $this->update_setting( 'update/xml', $xml );
372 - $this->update_setting( 'update/timed', 'feed' );
373 - } else {
374 - // Fallback to automatic ttl if null
375 - $ttl = $this->automatic_ttl();
376 - $this->update_setting( 'update/ttl', $ttl );
377 - $this->update_setting( 'update/xml', null ); // Explicit null
378 - $this->update_setting( 'update/timed', 'automatically' );
379 - }
380 -
381 - // Adding a random fudge value (ensure it works across versions)
382 - $this->update_setting( 'update/fudge', rand( 0, (int) ( $ttl / 3 ) ) * 60 );
383 -
384 - // Apply filter to ttl (should be compatible with all PHP 8.x versions)
385 - $this->update_setting(
386 - 'update/ttl',
387 - apply_filters(
388 - 'syndicated_feed_ttl',
389 - $this->setting( 'update/ttl' ),
390 - $this
391 - )
392 - );
393 - } /* SyndicatedLink::do_update_ttl () */
394 -
395 - public function process_retirements ($delta) {
396 - $q = new WP_Query(array(
397 - 'fields' => '_synfrom',
398 - 'post_status__not' => 'fwpretired',
399 - 'ignore_sticky_posts' => true,
400 - 'meta_key' => '_feedwordpress_retire_me_'.$this->id,
401 - 'meta_value' => '1',
402 - ));
403 - if ($q->have_posts()) :
404 - foreach ($q->posts as $p) :
405 - $old_status = $p->post_status;
406 - FeedWordPress::diagnostic('syndicated_posts', 'Retiring existing post # '.$p->ID.' "'.$p->post_title.'" due to absence from a non-incremental feed.');
407 - set_post_field('post_status', 'fwpretired', $p->ID);
408 - wp_transition_post_status('fwpretired', $old_status, $p);
409 - delete_post_meta($p->ID, '_feedwordpress_retire_me_'.$this->id);
410 - endforeach;
411 - endif;
412 -
413 - return $delta;
414 - } /* SyndicatedLink::process_retirements () */
415 -
416 - /**
417 377 * Updates the URL for the feed syndicated by this link.
418 378 *
419 379 * @param string $url The new feed URL to use for this source.
420 380 * @return bool TRUE on success, FALSE on failure.
421 381 */
422 - public function set_uri ($url) {
382 + function set_uri ($url) {
423 383 global $wpdb;
424 384
425 385 if ($this->found()) :
426 386 // Update link_rss
@@ -426,12 +386,12 @@
426 386 // Update link_rss
427 387 $result = $wpdb->query("
428 388 UPDATE $wpdb->links
429 389 SET
430 - link_rss = '".esc_sql($url)."'
431 - WHERE link_id = '".esc_sql($this->id)."'
390 + link_rss = '".$wpdb->escape($url)."'
391 + WHERE link_id = '".$wpdb->escape($this->id)."'
432 392 ");
433 -
393 +
434 394 $ret = ($result ? true : false);
435 395 else :
436 396 $ret = false;
437 397 endif;
@@ -436,55 +396,35 @@
436 396 $ret = false;
437 397 endif;
438 398 return $ret;
439 399 } /* SyndicatedLink::set_uri () */
440 -
441 - public function deactivate () {
400 +
401 + function deactivate () {
442 402 global $wpdb;
443 -
403 +
444 404 $wpdb->query($wpdb->prepare("
445 405 UPDATE $wpdb->links SET link_visible = 'N' WHERE link_id = %d
446 406 ", (int) $this->id));
447 407 } /* SyndicatedLink::deactivate () */
448 -
449 - /**
450 - * SyndicatedLink::delete() deletes a subscription from the WordPress links
451 - * table. Any posts that were syndicated through that subscription will still
452 - * be present in the wp_posts table; but postmeta fields that refer to the
453 - * syndication feed's numeric id (which will no longer be valid) will be
454 - * deleted. For most purposes, the posts remaining will be treated as if they
455 - * were locally authored posts rather than syndicated posts.
456 - *
457 - * @global $wpdb
458 - * @uses wpdb::query
459 - */
460 - public function delete () {
408 +
409 + function delete () {
461 410 global $wpdb;
462 -
411 +
463 412 $wpdb->query($wpdb->prepare("
464 413 DELETE FROM $wpdb->postmeta WHERE meta_key='syndication_feed_id'
465 414 AND meta_value = '%s'
466 415 ", $this->id));
467 -
416 +
468 417 $wpdb->query($wpdb->prepare("
469 418 DELETE FROM $wpdb->links WHERE link_id = %d
470 419 ", (int) $this->id));
471 -
420 +
472 421 $this->id = NULL;
473 422 } /* SyndicatedLink::delete () */
474 -
475 - /**
476 - * SyndicatedLink::nuke() deletes a subscription AND all of the
477 - * posts syndicated through that subscription.
478 - *
479 - * @global $wpdb
480 - * @uses wpdb::get_col
481 - * @uses wp_delete_post
482 - * @uses SyndicatedLink::delete
483 - */
484 - public function nuke () {
423 +
424 + function nuke () {
485 425 global $wpdb;
486 -
426 +
487 427 // Make a list of the items syndicated from this feed...
488 428 $post_ids = $wpdb->get_col($wpdb->prepare("
489 429 SELECT post_id FROM $wpdb->postmeta
490 430 WHERE meta_key = 'syndication_feed_id'
@@ -489,9 +429,9 @@
489 429 SELECT post_id FROM $wpdb->postmeta
490 430 WHERE meta_key = 'syndication_feed_id'
491 431 AND meta_value = '%s'
492 432 ", $this->id));
493 -
433 +
494 434 // ... and kill them all
495 435 if (count($post_ids) > 0) :
496 436 foreach ($post_ids as $post_id) :
497 437 // Force scrubbing of deleted post
@@ -501,13 +441,13 @@
501 441 /*force_delete=*/ true
502 442 );
503 443 endforeach;
504 444 endif;
505 -
445 +
506 446 $this->delete();
507 447 } /* SyndicatedLink::nuke () */
508 -
509 - public function map_name_to_new_user ($name, $newuser_name) {
448 +
449 + function map_name_to_new_user ($name, $newuser_name) {
510 450 global $wpdb;
511 451
512 452 if (strlen($newuser_name) > 0) :
513 453 $newuser_id = fwp_insert_new_user($newuser_name);
@@ -512,13 +452,11 @@
512 452 if (strlen($newuser_name) > 0) :
513 453 $newuser_id = fwp_insert_new_user($newuser_name);
514 454 if (is_numeric($newuser_id)) :
515 455 if (is_null($name)) : // Unfamiliar author
516 - $this->update_setting('unfamiliar author', $newuser_id);
456 + $this->settings['unfamiliar author'] = $newuser_id;
517 457 else :
518 - $map = $this->setting('map authors');
519 - $map['name'][$name] = $newuser_id;
520 - $this->update_setting('map authors', $map);
458 + $this->settings['map authors']['name'][$name] = $newuser_id;
521 459 endif;
522 460 else :
523 461 // TODO: Add some error detection and reporting
524 462 endif;
@@ -526,115 +464,12 @@
526 464 // TODO: Add some error reporting
527 465 endif;
528 466 } /* SyndicatedLink::map_name_to_new_user () */
529 467
530 - protected function imploded_settings () {
468 + function imploded_settings () {
531 469 return array('cats', 'tags', 'match/cats', 'match/tags', 'match/filter');
532 - } /* SyndicatedLink::imploded_settings () */
533 -
534 - protected function get_settings_from_notes () {
535 - // Read off feed settings from link_notes
536 - $notes = explode("\n", $this->link->link_notes);
537 - foreach ($notes as $note):
538 - $pair = explode(": ", $note, 2);
539 - $key = (isset($pair[0]) ? $pair[0] : null);
540 - $value = (isset($pair[1]) ? $pair[1] : null);
541 - if ( !is_null($key) and !is_null($value)) :
542 - // Unescape and trim() off the whitespace.
543 - // Thanks to Ray Lischner for pointing out the
544 - // need to trim off whitespace.
545 - $this->settings[$key] = stripcslashes (trim($value));
546 - endif;
547 - endforeach;
548 -
549 - // "Magic" feed settings
550 - $this->settings['link/uri'] = $this->link->link_rss;
551 - $this->settings['link/name'] = $this->link->link_name;
552 - $this->settings['link/id'] = $this->link->link_id;
553 -
554 - // `hardcode categories` and `unfamiliar categories` are
555 - // deprecated in favor of `unfamiliar category`
556 - if (
557 - isset($this->settings['unfamiliar categories'])
558 - and !isset($this->settings['unfamiliar category'])
559 - ) :
560 - $this->settings['unfamiliar category'] = $this->settings['unfamiliar categories'];
561 - endif;
562 - if (
563 - FeedWordPress::affirmative($this->settings, 'hardcode categories')
564 - and !isset($this->settings['unfamiliar category'])
565 - ) :
566 - $this->settings['unfamiliar category'] = 'default';
567 - endif;
568 -
569 - // Set this up automagically for del.icio.us
570 - $bits = parse_url($this->link->link_rss);
571 - $tagspacers = array('del.icio.us', 'feeds.delicious.com');
572 - if ( !isset($this->settings['cat_split']) and in_array($bits['host'], $tagspacers)) :
573 - $this->settings['cat_split'] = '\s'; // Whitespace separates multiple tags in del.icio.us RSS feeds
574 - endif;
575 -
576 - // Simple lists
577 - foreach ($this->imploded_settings() as $what) :
578 - if (isset($this->settings[$what])):
579 - $this->settings[$what] = explode(
580 - FEEDWORDPRESS_CAT_SEPARATOR,
581 - $this->settings[$what]
582 - );
583 - endif;
584 - endforeach;
585 -
586 - if (isset($this->settings['terms'])) :
587 - // Look for new format
588 - $this->settings['terms'] = maybe_unserialize($this->settings['terms']);
589 -
590 - if ( !is_array($this->settings['terms'])) :
591 - // Deal with old format instead. Ugh.
592 -
593 - // Split on two *or more* consecutive breaks
594 - // because in the old format, a taxonomy
595 - // without any associated terms would
596 - // produce tax_name#1\n\n\ntax_name#2\nterm,
597 - // and the naive split on the first \n\n
598 - // would screw up the tax_name#2 list.
599 - //
600 - // Props to David Morris for pointing this
601 - // out.
602 -
603 - $this->settings['terms'] = preg_split(
604 - "/".FEEDWORDPRESS_CAT_SEPARATOR."{2,}/",
605 - $this->settings['terms']
606 - );
607 - $terms = array();
608 - foreach ($this->settings['terms'] as $line) :
609 - $line = explode(FEEDWORDPRESS_CAT_SEPARATOR, $line);
610 - $tax = array_shift($line);
611 - $terms[$tax] = $line;
612 - endforeach;
613 - $this->settings['terms'] = $terms;
614 - endif;
615 - endif;
616 -
617 - if (isset($this->settings['map authors'])) :
618 - $author_rules = explode("\n\n", $this->settings['map authors']);
619 - $ma = array();
620 - foreach ($author_rules as $rule) :
621 - $parts = array_pad(explode("\n", $rule), 3, '');
622 - list($rule_type, $author_name, $author_action) = $parts;
623 -
624 - // Normalize for case and whitespace
625 - $rule_type = strtolower(trim($rule_type));
626 - $author_name = strtolower(trim($author_name));
627 - $author_action = strtolower(trim($author_action));
628 -
629 - $ma[$rule_type][$author_name] = $author_action;
630 - endforeach;
631 - $this->settings['map authors'] = $ma;
632 - endif;
633 -
634 - } /* SyndicatedLink::get_settings_from_notes () */
635 -
636 - protected function settings_to_notes () {
470 + }
471 + function settings_to_notes () {
637 472 $to_notes = $this->settings;
638 473
639 474 unset($to_notes['link/id']); // Magic setting; don't save
640 475 unset($to_notes['link/uri']); // Magic setting; don't save
@@ -654,14 +489,14 @@
654 489 $to_notes[$what]
655 490 );
656 491 endif;
657 492 endforeach;
658 -
493 +
659 494 if (isset($to_notes['terms']) and is_array($to_notes['terms'])) :
660 495 // Serialize it.
661 496 $to_notes['terms'] = serialize($to_notes['terms']);
662 497 endif;
663 -
498 +
664 499 // Collapse the author mapping rule structure back into a flat string
665 500 if (isset($to_notes['map authors'])) :
666 501 $ma = array();
667 502 foreach ($to_notes['map authors'] as $rule_type => $author_rules) :
@@ -678,18 +513,18 @@
678 513 endforeach;
679 514 return $notes;
680 515 } /* SyndicatedLink::settings_to_notes () */
681 516
682 - public function save_settings ($reload = false) {
517 + function save_settings ($reload = false) {
683 518 global $wpdb;
684 519
685 520 // Save channel-level meta-data
686 521 foreach (array('link_name', 'link_description', 'link_url') as $what) :
687 - $alter[] = "{$what} = '".esc_sql($this->link->{$what})."'";
522 + $alter[] = "{$what} = '".$wpdb->escape($this->link->{$what})."'";
688 523 endforeach;
689 524
690 525 // Save settings to the notes field
691 - $alter[] = "link_notes = '".esc_sql($this->settings_to_notes())."'";
526 + $alter[] = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
692 527
693 528 // Update the properties of the link from settings changes, etc.
694 529 $update_set = implode(", ", $alter);
695 530
@@ -697,14 +532,9 @@
697 532 UPDATE $wpdb->links
698 533 SET $update_set
699 534 WHERE link_id='$this->id'
700 535 ");
701 -
702 - if ( $result === false )
703 - {
704 - error_log("query failed: " . $wpdb->last_error);
705 - }
706 -
536 +
707 537 if ($reload) :
708 538 // force reload of link information from DB
709 539 if (function_exists('clean_bookmark_cache')) :
710 540 clean_bookmark_cache($this->id);
@@ -715,233 +545,87 @@
715 545 /**
716 546 * Retrieves the value of a setting, allowing for a global setting to be
717 547 * used as a fallback, or a constant value, or both.
718 548 *
719 - * @param string $name The link setting key.
720 - * @param mixed $fallback_global If the link setting is nonexistent or
721 - * marked as a use-default value, fall back
722 - * to the value of this global setting.
723 - * @param mixed $fallback_value If the link setting and the global setting are
724 - * nonexistent or marked as ause-default value,
725 - * fall back to this constant value.
726 - *
727 - * @return mixed|null Should *not* return a boolean!!
549 + * @param string $name The link setting key
550 + * @param mixed $fallback_global If the link setting is nonexistent or marked as a use-default value, fall back to the value of this global setting.
551 + * @param mixed $fallback_value If the link setting and the global setting are nonexistent or marked as a use-default value, fall back to this constant value.
552 + * @return bool TRUE on success, FALSE on failure.
728 553 */
729 - public function setting( $name, $fallback_global = NULL, $fallback_value = NULL, $default = 'default' ) {
554 + function setting ($name, $fallback_global = NULL, $fallback_value = NULL, $default = 'default') {
730 555 $ret = NULL;
731 - if ( isset( $this->settings[ $name ] ) ) :
732 - $ret = $this->settings[ $name ];
556 + if (isset($this->settings[$name])) :
557 + $ret = $this->settings[$name];
733 558 endif;
734 -
559 +
735 560 $no_value = (
736 - is_null( $ret )
737 - or ( is_string( $ret ) and strtolower( $ret ) == $default )
561 + is_null($ret)
562 + or (is_string($ret) and strtolower($ret)==$default)
738 563 );
739 564
740 - if ( $no_value and ! is_null( $fallback_global ) ) :
565 + if ($no_value and !is_null($fallback_global)) :
741 566 // Avoid duplication of this correction
742 - $fallback_global = preg_replace( '/^feedwordpress_/', '', $fallback_global );
743 -
744 - // Occasionally we'll get an array back. Convert it to a string
745 - if ( is_array( $fallback_global ) && sizeof( $fallback_global ) ) :
746 - $fallback_global = reset( $fallback_global );
747 - endif;
748 -
749 - if ( ! empty( $fallback_global ) ) :
750 - $ret = get_option( 'feedwordpress_' . $fallback_global, /*default=*/ NULL );
751 - endif;
567 + $fallback_global = preg_replace('/^feedwordpress_/', '', $fallback_global);
568 +
569 + $ret = get_option('feedwordpress_'.$fallback_global, /*default=*/ NULL);
752 570 endif;
753 571
754 572 $no_value = (
755 - is_null( $ret )
756 - or ( is_string( $ret ) and strtolower( $ret ) == $default )
573 + is_null($ret)
574 + or (is_string($ret) and strtolower($ret)==$default)
757 575 );
758 576
759 - if ( $no_value and ! is_null( $fallback_value ) ) :
577 + if ($no_value and !is_null($fallback_value)) :
760 578 $ret = $fallback_value;
761 579 endif;
762 580 return $ret;
763 - } /* SyndicatedLink::setting() */
581 + } /* SyndicatedLink::setting () */
764 582
765 - /**
766 - * Merge current settings with array of additional data.
767 - *
768 - * @param array $data Settings to merge with.
769 - * @param string $prefix Hierarchical prefix (e.g. "feed/" as in "feed/a/b/c").
770 - * @param string $separator Hierarchy separator (e.g., '/').
771 - *
772 - * @see SyndicatedLink::flatten_array()
773 - */
774 - public function merge_settings( $data, $prefix, $separator = '/' ) {
775 - $dd = $this->flatten_array( $data, $prefix, $separator );
776 - $this->settings = array_merge( $this->settings, $dd );
777 - } /* SyndicatedLink::merge_settings () */
778 -
779 - public function update_setting( $name, $value, $default = 'default' ) {
780 - if ( !is_null( $value ) and $value != $default ) :
781 - $this->settings[ $name ] = $value;
583 + function update_setting ($name, $value, $default = 'default') {
584 + if (!is_null($value) and $value != $default) :
585 + $this->settings[$name] = $value;
782 586 else : // Zap it.
783 - unset( $this->settings[ $name ] );
587 + unset($this->settings[$name]);
784 588 endif;
785 589 } /* SyndicatedLink::update_setting () */
786 -
787 - public function is_non_incremental () {
788 - return ('complete'==$this->setting('update_incremental', 'update_incremental', 'incremental'));
789 - } /* SyndicatedLink::is_non_incremental () */
790 -
791 - public function get_feed_type () {
792 - $type_code = $this->setting('link/feed_type');
793 -
794 - // list derived from: <http://simplepie.org/api/class-SimplePie.html>, retrieved 2020/01/18
795 - $bitmasks = array(
796 - SIMPLEPIE_TYPE_RSS_090 => 'RSS 0.90',
797 - SIMPLEPIE_TYPE_RSS_091_NETSCAPE => 'RSS 0.91 (Netscape)',
798 - SIMPLEPIE_TYPE_RSS_091_USERLAND => 'RSS 0.91 (Userland)',
799 - SIMPLEPIE_TYPE_RSS_091 => 'RSS 0.91',
800 - SIMPLEPIE_TYPE_RSS_092 => 'RSS 0.92',
801 - SIMPLEPIE_TYPE_RSS_093 => 'RSS 0.93',
802 - SIMPLEPIE_TYPE_RSS_094 => 'RSS 0.94',
803 - SIMPLEPIE_TYPE_RSS_10 => 'RSS 1.0',
804 - SIMPLEPIE_TYPE_RSS_20 => 'RSS 2.0.x',
805 - SIMPLEPIE_TYPE_RSS_RDF => 'RDF-based RSS',
806 - SIMPLEPIE_TYPE_RSS_SYNDICATION => 'Non-RDF-based RSS',
807 - SIMPLEPIE_TYPE_RSS_ALL => 'Any version of RSS',
808 - SIMPLEPIE_TYPE_ATOM_03 => 'Atom 0.3',
809 - SIMPLEPIE_TYPE_ATOM_10 => 'Atom 1.0',
810 - SIMPLEPIE_TYPE_ATOM_ALL => 'Atom (any version)',
811 - SIMPLEPIE_TYPE_ALL => 'Supported Feed (unspecified format)',
812 - );
813 -
814 - $type = "Unknown or unsupported format";
815 - foreach ($bitmasks as $format_flag => $format_string) :
816 - if (is_numeric($format_flag)) : // Guard against failure of constants to be defined.
817 - if ($type_code & $format_flag) :
818 - $type = $format_string;
819 - break; // foreach
820 - endif;
821 - endif;
822 - endforeach;
823 -
824 - return $type;
825 - } /* SyndicatedLink::get_feed_type () */
826 -
827 - public function uri ($params = array()) {
828 - $params = wp_parse_args($params, array(
590 +
591 + function uri ($params = array()) {
592 + $params = shortcode_atts(array(
829 593 'add_params' => false,
830 - 'fetch' => false,
831 - ));
832 -
833 - // Initialize $qp (= array for added query parameters, if any)
834 - $qp = array();
835 -
836 - $link_rss = (is_object($this->link) ? $this->link->link_rss : NULL);
837 -
838 - // $link_rss stores the URI for the subscription as stored in the feed's record.
839 - // $uri stores the effective URI of the request including any/all added query parameters
840 - $uri = $link_rss;
841 - if ( !is_null($uri) and strlen($uri) > 0 and $params['add_params']) :
594 + ), $params);
595 +
596 + $uri = (is_object($this->link) ? $this->link->link_rss : NULL);
597 + if (!is_null($uri) and strlen($uri) > 0 and $params['add_params']) :
842 598 $qp = maybe_unserialize($this->setting('query parameters', array()));
843 -
599 +
844 600 // For high-tech HTTP feed request kung fu
845 601 $qp = apply_filters('syndicated_feed_parameters', $qp, $uri, $this);
846 -
847 - // $qp is an array of key-value pairs stored as arrays of format [$key, $value]
602 +
848 603 $q = array();
849 604 if (is_array($qp) and count($qp) > 0) :
850 605 foreach ($qp as $pair) :
851 606 $q[] = urlencode($pair[0]).'='.urlencode($pair[1]);
852 607 endforeach;
853 -
608 +
854 609 // Are we appending to a URI that already has params?
855 - $sep = ((strpos($uri, "?")===false) ? '?' : '&');
856 -
610 + $sep = ((strpos('?', $uri)===false) ? '?' : '&');
611 +
857 612 // Tack it on
858 613 $uri .= $sep . implode("&", $q);
859 614 endif;
860 615 endif;
861 -
862 - // Do we have any filters that apply here?
863 - $uri = apply_filters('syndicated_link_uri', $uri, $link_rss, $qp, $params, $this);
864 -
865 - // Return the filtered link URI.
616 +
866 617 return $uri;
867 618 } /* SyndicatedLink::uri () */
868 619
869 - public function username () {
870 - return $this->setting('http username', 'http_username', NULL);
871 - } /* SyndicatedLink::username () */
872 -
873 - public function password () {
874 - return $this->setting('http password', 'http_password', NULL);
875 - } /* SyndicatedLink::password () */
876 -
877 - public function authentication_method () {
878 - // Retrieve the authentication method from settings
879 - $auth = $this->setting( 'http auth method', null );
880 -
881 - // If the value is '-' or empty, treat it as NULL
882 - if ( '-' === $auth || empty( $auth ) ) {
883 - $auth = null;
884 - }
885 -
886 - return $auth;
887 - } /* SyndicatedLink::authentication_method () */
888 -
889 - var $postmeta = array();
890 - public function postmeta ($params = array()) {
891 - $params = wp_parse_args($params, /*defaults=*/ array(
892 - "field" => NULL,
893 - "parsed" => false,
894 - "force" => false,
895 - ));
896 -
897 - if ($params['force'] or !isset($this->postmeta[/*parsed = */ false])) :
898 - // First, get the global settings.
899 - $default_custom_settings = get_option('feedwordpress_custom_settings');
900 - if ($default_custom_settings and !is_array($default_custom_settings)) :
901 - $default_custom_settings = unserialize($default_custom_settings);
902 - endif;
903 - if ( !is_array($default_custom_settings)) :
904 - $default_custom_settings = array();
905 - endif;
906 -
907 - // Next, get the settings for this particular feed.
908 - $custom_settings = $this->setting('postmeta', NULL, NULL);
909 - if ($custom_settings and !is_array($custom_settings)) :
910 - $custom_settings = unserialize($custom_settings);
911 - endif;
912 - if ( !is_array($custom_settings)) :
913 - $custom_settings = array();
914 - endif;
915 -
916 - $this->postmeta[/*parsed=*/ false] = array_merge($default_custom_settings, $custom_settings);
917 - $this->postmeta[/*parsed=*/ true] = array();
918 -
919 - // Now, run through and parse them all.
920 - foreach ($this->postmeta[/*parsed=*/ false] as $key => $meta) :
921 - $meta = apply_filters("syndicated_link_post_meta_{$key}_pre", $meta, $this);
922 - $this->postmeta[/*parsed=*/ false][$key] = $meta;
923 - $this->postmeta[/*parsed=*/ true][$key] = new FeedWordPressParsedPostMeta($meta);
924 - endforeach;
925 - endif;
926 -
927 - $ret = $this->postmeta[!! $params['parsed']];
928 - if (is_string($params['field'])) :
929 - $ret = $ret[$params['field']];
930 - endif;
931 - return $ret;
932 - } /* SyndicatedLink::postmeta () */
933 -
934 - public function property_cascade ($fromFeed, $link_field, $setting, $method) {
620 + function property_cascade ($fromFeed, $link_field, $setting, $simplepie_method) {
935 621 $value = NULL;
936 622 if ($fromFeed) :
937 - $value = $this->setting($setting, NULL, NULL, NULL);
938 -
939 - $simp_pie = $this->simplepie;
940 - $callable = ( is_object( $simp_pie ) and method_exists( $simp_pie, $method ) );
941 - if ( is_null( $value ) and $callable ) :
942 -// $fallback = $s->{$method}(); // what is fallback supposed to be here? (gwyneth 20230816)
943 - $value = $simp_pie->{$method}(); // makes more sense this way!
623 + if (isset($this->settings[$setting])) :
624 + $value = $this->settings[$setting];
625 + elseif (is_object($this->simplepie)
626 + and method_exists($this->simplepie, $simplepie_method)) :
627 + $value = $this->simplepie->{$simplepie_method}();
944 628 endif;
945 629 else :
946 630 $value = $this->link->{$link_field};
947 631 endif;
@@ -946,24 +630,23 @@
946 630 $value = $this->link->{$link_field};
947 631 endif;
948 632 return $value;
949 633 } /* SyndicatedLink::property_cascade () */
950 -
951 - public function homepage ($fromFeed = true) {
634 +
635 + function homepage ($fromFeed = true) {
952 636 return $this->property_cascade($fromFeed, 'link_url', 'feed/link', 'get_link');
953 637 } /* SyndicatedLink::homepage () */
954 638
955 - public function name ($fromFeed = true) {
639 + function name ($fromFeed = true) {
956 640 return $this->property_cascade($fromFeed, 'link_name', 'feed/title', 'get_title');
957 641 } /* SyndicatedLink::name () */
958 642
959 - public function guid () {
643 + function guid () {
960 644 $ret = $this->setting('feed/id', NULL, $this->uri());
961 -
645 +
962 646 // If we can get it live from the feed, do so.
963 647 if (is_object($this->simplepie)) :
964 648 $search = array(
965 - array('', 'id'),
966 649 array(SIMPLEPIE_NAMESPACE_ATOM_10, 'id'),
967 650 array(SIMPLEPIE_NAMESPACE_ATOM_03, 'id'),
968 651 array(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'),
969 652 array(SIMPLEPIE_NAMESPACE_DC_11, 'identifier'),
@@ -968,9 +651,9 @@
968 651 array(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'),
969 652 array(SIMPLEPIE_NAMESPACE_DC_11, 'identifier'),
970 653 array(SIMPLEPIE_NAMESPACE_DC_10, 'identifier'),
971 654 );
972 -
655 +
973 656 foreach ($search as $pair) :
974 657 if ($id_tags = $this->simplepie->get_feed_tags($pair[0], $pair[1])) :
975 658 $ret = $id_tags[0]['data'];
976 659 break;
@@ -982,63 +665,9 @@
982 665 endif;
983 666 return $ret;
984 667 }
985 668
986 - public function links ($params = array()) {
987 - $params = wp_parse_args($params, array(
988 - "rel" => NULL,
989 - ));
990 -
991 - $fLinks = array();
992 - $search = array(
993 - array('', 'link'),
994 - array(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'),
995 - array(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'),
996 - );
997 -
998 - foreach ($search as $pair) :
999 - if ($link_tags = $this->simplepie->get_feed_tags($pair[0], $pair[1])) :
1000 - $fLinks = array_merge($fLinks, $link_tags);
1001 - endif;
1002 - if ($link_tags = $this->simplepie->get_channel_tags($pair[0], $pair[1])) :
1003 - $fLinks = array_merge($fLinks, $link_tags);
1004 - endif;
1005 - endforeach;
1006 -
1007 - $ret = array();
1008 - foreach ($fLinks as $link) :
1009 - $filter = false;
1010 - if ( !is_null($params['rel'])) :
1011 - $filter = true;
1012 -
1013 - if (isset($link['attribs'])) :
1014 - // Get a list of NSes from the search
1015 - foreach ($search as $pair) :
1016 - $ns = $pair[0];
1017 -
1018 - if (isset($link['attribs'][$ns])
1019 - and isset($link['attribs'][$ns]['rel'])
1020 - ) :
1021 - $rel = strtolower(trim($link['attribs'][$ns]['rel']));
1022 - $fRel = strtolower(trim($params['rel']));
1023 -
1024 - if ($rel == $fRel) :
1025 - $filter = false;
1026 - endif;
1027 - endif;
1028 - endforeach;
1029 - endif;
1030 - endif;
1031 -
1032 - if ( ! $filter) :
1033 - $ret[] = $link;
1034 - endif;
1035 - endforeach;
1036 -
1037 - return $ret;
1038 - }
1039 -
1040 - public function ttl ($return_element = false) {
669 + function ttl () {
1041 670 if (is_object($this->magpie)) :
1042 671 $channel = $this->magpie->channel;
1043 672 else :
1044 673 $channel = array();
@@ -1047,10 +676,9 @@
1047 676 if (isset($channel['ttl'])) :
1048 677 // "ttl stands for time to live. It's a number of
1049 678 // minutes that indicates how long a channel can be
1050 679 // cached before refreshing from the source."
1051 - // <http://blogs.law.harvard.edu/tech/rss#ltttlgtSubelementOfLtchannelgt>
1052 - $xml = 'rss:ttl';
680 + // <http://blogs.law.harvard.edu/tech/rss#ltttlgtSubelementOfLtchannelgt>
1053 681 $ret = $channel['ttl'];
1054 682 elseif (isset($channel['sy']['updatefrequency']) or isset($channel['sy']['updateperiod'])) :
1055 683 $period_minutes = array (
1056 684 'hourly' => 60, /* minutes in an hour */
@@ -1063,13 +691,13 @@
1063 691 // "sy:updatePeriod: Describes the period over which the
1064 692 // channel format is updated. Acceptable values are:
1065 693 // hourly, daily, weekly, monthly, yearly. If omitted,
1066 694 // daily is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
1067 - if (isset($channel['sy']['updateperiod'])) : $period = trim($channel['sy']['updateperiod']);
695 + if (isset($channel['sy']['updateperiod'])) : $period = $channel['sy']['updateperiod'];
1068 696 else : $period = 'daily';
1069 697 endif;
1070 -
1071 - // "sy:updateFrequency: Used to describe the frequency
698 +
699 + // "sy:updateFrequency: Used to describe the frequency
1072 700 // of updates in relation to the update period. A
1073 701 // positive integer indicates how many times in that
1074 702 // period the channel is updated. ... If omitted a value
1075 703 // of 1 is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
@@ -1075,219 +703,89 @@
1075 703 // of 1 is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
1076 704 if (isset($channel['sy']['updatefrequency'])) : $freq = (int) $channel['sy']['updatefrequency'];
1077 705 else : $freq = 1;
1078 706 endif;
1079 -
1080 - // normalize the period name...
1081 - $period = strtolower(trim($period));
1082 -
1083 - // do we recognize the alphanumeric period name? if not, then guess
1084 - // a responsible default, e.g. roughly hourly
1085 - $mins = (isset($period_minutes[$period]) ? $period_minutes[$period] : 67);
1086 -
1087 - $xml = 'sy:updateFrequency';
1088 - $ret = (int) ($mins / $freq);
1089 -
707 +
708 + $ret = (int) ($period_minutes[$period] / $freq);
1090 709 else :
1091 - $xml = NULL;
1092 710 $ret = NULL;
1093 711 endif;
1094 -
1095 - if ('yes'==$this->setting('update/minimum', 'update_minimum', 'no')) :
1096 - $min = (int) $this->setting('update/window', 'update_window', DEFAULT_UPDATE_PERIOD);
1097 -
1098 - if ($min > $ret) :
1099 - $ret = NULL;
1100 - endif;
1101 - endif;
1102 - return ( $return_element ? array( $ret, $xml ) : $ret );
712 + return $ret;
1103 713 } /* SyndicatedLink::ttl() */
1104 714
1105 - /**
1106 - * Sets the automatic time interval for
1107 - *
1108 - * @return
1109 - */
1110 - public function automatic_ttl() {
715 + function automatic_ttl () {
1111 716 // spread out over a time interval for staggered updates
1112 - $updateWindow = $this->setting( 'update/window', 'update_window', DEFAULT_UPDATE_PERIOD );
1113 - if ( ! is_numeric( $updateWindow ) or ( $updateWindow < 1 ) ) :
717 + $updateWindow = $this->setting('update/window', 'update_window', DEFAULT_UPDATE_PERIOD);
718 + if (!is_numeric($updateWindow) or ($updateWindow < 1)) :
1114 719 $updateWindow = DEFAULT_UPDATE_PERIOD;
1115 720 endif;
1116 721
1117 - // We get a fudge of 1/3 of window from elsewhere. We'll do some more
1118 - // fudging here.
1119 - $fudgedInterval = $updateWindow + rand( - ( $updateWindow / 6 ), 5 * ( $updateWindow / 12 ) );
1120 - return apply_filters( 'syndicated_feed_automatic_ttl', $fudgedInterval, $this );
1121 - } /* SyndicatedLink::automatic_ttl() */
722 + $fudgedInterval = $updateWindow+rand(0, 2*($updateWindow/3));
723 + return apply_filters('syndicated_feed_automatic_ttl', $fudgedInterval, $this);
724 + } /* SyndicatedLink::automatic_ttl () */
1122 725
1123 - /**
1124 - * SyndicatedLink::flatten_array (): flatten an array. Useful for
1125 - * hierarchical and namespaced elements.
1126 - *
1127 - * Given an array which may contain array or object elements in it,
1128 - * return a "flattened" array: a one-dimensional array of scalars
1129 - * containing each of the scalar elements contained within the array
1130 - * structure. Thus, for example, if $a['b']['c']['d'] == 'e', then the
1131 - * returned array for FeedWordPress::flatten_array($a) will contain a key
1132 - * $a['feed/b/c/d'] with value 'e'.
1133 - *
1134 - * @param array $arr Array to flatten.
1135 - * @param string $prefix Hierarchical prefix (e.g. "feed/" as in "feed/a/b/c").
1136 - * @param string $separator Hierarchy separator (e.g., '/').
1137 - * @return array Flattened one-dimensional array.
1138 - */
1139 - public function flatten_array( $arr, $prefix = 'feed/', $separator = '/' ) {
1140 - $ret = array();
1141 - if ( is_array( $arr ) ) :
1142 - foreach ( $arr as $key => $value ) :
1143 - if ( is_scalar( $value ) ) :
1144 - $ret[ $prefix.$key ] = $value;
726 + // SyndicatedLink::flatten_array (): flatten an array. Useful for
727 + // hierarchical and namespaced elements.
728 + //
729 + // Given an array which may contain array or object elements in it,
730 + // return a "flattened" array: a one-dimensional array of scalars
731 + // containing each of the scalar elements contained within the array
732 + // structure. Thus, for example, if $a['b']['c']['d'] == 'e', then the
733 + // returned array for FeedWordPress::flatten_array($a) will contain a key
734 + // $a['feed/b/c/d'] with value 'e'.
735 + function flatten_array ($arr, $prefix = 'feed/', $separator = '/') {
736 + $ret = array ();
737 + if (is_array($arr)) :
738 + foreach ($arr as $key => $value) :
739 + if (is_scalar($value)) :
740 + $ret[$prefix.$key] = $value;
1145 741 else :
1146 - $ret = array_merge( $ret, $this->flatten_array( $value, $prefix.$key.$separator, $separator ) );
742 + $ret = array_merge($ret, $this->flatten_array($value, $prefix.$key.$separator, $separator));
1147 743 endif;
1148 744 endforeach;
1149 745 endif;
1150 746 return $ret;
1151 - } /* SyndicatedLink::flatten_array() */
747 + } /* SyndicatedLink::flatten_array () */
1152 748
1153 - /**
1154 - * Check if a setting is hardcoded or not.
1155 - *
1156 - * @param string $what The setting we're checking for.
1157 - *
1158 - * @return bool True if the setting's value is 'yes', false otherwise.
1159 - */
1160 - public function hardcode( $what ) {
1161 - return 'yes' == $this->setting( 'hardcode ' . $what, 'hardcode_' . $what, NULL );
1162 - // Simplified logic. (gwyneth 20230920)
749 + function hardcode ($what) {
750 + $default = get_option("feedwordpress_hardcode_$what");
751 + if ( $default === 'yes' ) :
752 + // If the default is to hardcode, then we want the
753 + // negation of negative(): TRUE by default and FALSE if
754 + // the setting is explicitly "no"
755 + $ret = !FeedWordPress::negative($this->settings, "hardcode $what");
756 + else :
757 + // If the default is NOT to hardcode, then we want
758 + // affirmative(): FALSE by default and TRUE if the
759 + // setting is explicitly "yes"
760 + $ret = FeedWordPress::affirmative($this->settings, "hardcode $what");
761 + endif;
762 + return $ret;
1163 763 } /* SyndicatedLink::hardcode () */
1164 764
1165 - /**
1166 - * Returns the syndicated status for one item.
1167 - *
1168 - * @param string $what Item's name.
1169 - * @param mixed $default Default value for this item.
1170 - * @param boolean $fallback If true, falls back to global setting.
1171 - *
1172 - * @return string SQL-ready escaped status.
1173 - */
1174 - public function syndicated_status( $what, $default, $fallback = true ) {
1175 - $g_set = ( $fallback ? 'syndicated_' . $what . '_status' : NULL );
1176 - $ret = $this->setting( $what . ' status', $g_set, $default );
765 + function syndicated_status ($what, $default, $fallback = true) {
766 + global $wpdb;
1177 767
1178 - return esc_sql( trim( strtolower( $ret ) ) );
768 + // Use local setting if we have it
769 + if ( isset($this->settings["$what status"]) ) :
770 + $ret = $this->settings["$what status"];
771 +
772 + // Or fall back to global default if we can
773 + elseif ($fallback) :
774 + $ret = FeedWordPress::syndicated_status($what, $default);
775 +
776 + // Or use default value if we can't.
777 + else :
778 + $ret = $default;
779 +
780 + endif;
781 +
782 + return $wpdb->escape(trim(strtolower($ret)));
1179 783 } /* SyndicatedLink:syndicated_status () */
1180 -
1181 - public function taxonomies () {
784 +
785 + function taxonomies () {
1182 786 $post_type = $this->setting('syndicated post type', 'syndicated_post_type', 'post');
1183 787 return get_object_taxonomies(array('object_type' => $post_type), 'names');
1184 788 } /* SyndicatedLink::taxonomies () */
1185 -
1186 - /**
1187 - * category_ids: look up (and create) category ids from a list of
1188 - * categories
1189 - *
1190 - * @param array $cats
1191 - * @param string $unfamiliar_category
1192 - * @param array|null $taxonomies
1193 - * @return array
1194 - */
1195 - public function category_ids ($post, $cats, $unfamiliar_category = 'create', $taxonomies = NULL, $params = array()) {
1196 - $singleton = (isset($params['singleton']) ? $params['singleton'] : true);
1197 - $allowFilters = (isset($params['filters']) ? $params['filters'] : false);
1198 -
1199 - $catTax = 'category';
1200 -
1201 - if (is_null($taxonomies)) :
1202 - $taxonomies = array('category');
1203 - endif;
1204 -
1205 - // We need to normalize whitespace because (1) trailing
1206 - // whitespace can cause PHP and MySQL not to see eye to eye on
1207 - // VARCHAR comparisons for some versions of MySQL (cf.
1208 - // <http://dev.mysql.com/doc/mysql/en/char.html>), and (2)
1209 - // because I doubt most people want to make a semantic
1210 - // distinction between 'Computers' and 'Computers '
1211 - $cats = array_map('trim', $cats);
1212 -
1213 - $terms = array();
1214 - foreach ($taxonomies as $tax) :
1215 - $terms[$tax] = array();
1216 - endforeach;
1217 -
1218 - foreach ($cats as $cat_name) :
1219 - if (strlen(trim($cat_name)) < 1) :
1220 - continue;
1221 - endif;
1222 -
1223 - $oTerm = new SyndicatedPostTerm($cat_name, $taxonomies, $post);
1224 -
1225 - if ($oTerm->is_familiar()) :
1226 -
1227 - $tax = $oTerm->taxonomy();
1228 - if ( !isset($terms[$tax])) :
1229 - $terms[$tax] = array();
1230 - endif;
1231 - $terms[$tax][] = $oTerm->id();
1232 -
1233 - else :
1234 -
1235 - if ('tag'==$unfamiliar_category) :
1236 - $unfamiliar_category = 'create:post_tag';
1237 - endif;
1238 -
1239 - if (preg_match('/^create(:(.*))?$/i', $unfamiliar_category, $ref)) :
1240 - $tax = $catTax; // Default
1241 -
1242 - if (isset($ref[2])
1243 - and strlen($ref[2]) > 2) :
1244 - $tax = $ref[2];
1245 - endif;
1246 -
1247 - $inserted = $oTerm->insert($tax);
1248 - if ( !is_null($inserted)) :
1249 - if ( !isset($terms[$tax])) :
1250 - $terms[$tax] = array();
1251 - endif;
1252 - $terms[$tax][] = $inserted;
1253 - else :
1254 -
1255 - endif; // !is_null($inserted)
1256 - endif; // preg_match(...)
1257 -
1258 - endif; /* ($oTerm->is_familiar()) */
1259 - endforeach;
1260 -
1261 - $filtersOn = $allowFilters;
1262 - if ($allowFilters) :
1263 - $filters = array_filter(
1264 - $this->setting('match/filter', 'match_filter', array()),
1265 - 'remove_dummy_zero'
1266 - );
1267 - $filtersOn = ($filtersOn and is_array($filters) and (count($filters) > 0));
1268 - endif;
1269 -
1270 - // Check for filter conditions
1271 - foreach ($terms as $tax => $term_ids) :
1272 - if ($filtersOn
1273 - and (count($term_ids)==0)
1274 - and in_array($tax, $filters)) :
1275 - $terms = NULL; // Drop the post
1276 - break;
1277 - else :
1278 - $terms[$tax] = array_unique($term_ids);
1279 - endif;
1280 - endforeach;
1281 -
1282 - if ($singleton and count($terms)==1) : // If we only searched one, just return the term IDs
1283 - $terms = end($terms);
1284 - endif;
1285 -
1286 - FeedWordPress::diagnostic(
1287 - 'syndicated_posts:categories',
1288 - 'Category: MAPPED term names '.json_encode($cats).' to IDs: '.json_encode($terms)
1289 - );
1290 - return $terms;
1291 - } /* SyndicatedLink::category_ids () */
1292 -} /* class SyndicatedLink */
789 +
790 +} // class SyndicatedLink
1293 791