PluginProbe
FeedWordPress / 2009.0612
FeedWordPress v2009.0612
trunk 0.8 0.9 0.91 0.95 0.96 0.97 0.98 0.981 0.99 0.991 0.992 0.993 2008.1030 2008.1101 2008.1105 2008.1214 2009.0612 2009.0613 2009.0618 2009.0707 2009.1111 2009.1112 2010.0127 2010.0528 All 65 releases
← All changes | feedwordpress.php +1667 -257 2009.11112009.0612 View file →
@@ -1,10 +1,10 @@
1 1 <?php
2 2 /*
3 3 Plugin Name: FeedWordPress
4 -Plugin URI: http://feedwordpress.radgeek.com/
4 +Plugin URI: http://projects.radgeek.com/feedwordpress
5 5 Description: simple and flexible Atom/RSS syndication for WordPress
6 -Version: 2009.1111
6 +Version: 2009.0612
7 7 Author: Charles Johnson
8 8 Author URI: http://radgeek.com/
9 9 License: GPL
10 10 */
@@ -27,22 +27,15 @@
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', '2009.0803');
31 +define ('FEEDWORDPRESS_VERSION', '2009.0612');
32 32 define ('FEEDWORDPRESS_AUTHOR_CONTACT', 'http://radgeek.com/contact');
33 -
34 -// Defaults
35 33 define ('DEFAULT_SYNDICATION_CATEGORY', 'Contributors');
36 -define ('DEFAULT_UPDATE_PERIOD', 60); // value in minutes
37 34
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;
35 +$feedwordpress_debug = get_option('feedwordpress_debug');
36 +if (is_string($feedwordpress_debug)) :
37 + $feedwordpress_debug = ($feedwordpress_debug == 'yes');
45 38 endif;
46 39 define ('FEEDWORDPRESS_DEBUG', $feedwordpress_debug);
47 40
48 41 define ('FEEDWORDPRESS_CAT_SEPARATOR_PATTERN', '/[:\n]/');
@@ -58,9 +51,8 @@
58 51 define ('FWP_SCHEMA_23', 5495); // Database schema # for WP 2.3
59 52 define ('FWP_SCHEMA_25', 7558); // Database schema # for WP 2.5
60 53 define ('FWP_SCHEMA_26', 8201); // Database schema # for WP 2.6
61 54 define ('FWP_SCHEMA_27', 9872); // Database schema # for WP 2.7
62 -define ('FWP_SCHEMA_28', 11548); // Database schema # for WP 2.8
63 55
64 56 if (FEEDWORDPRESS_DEBUG) :
65 57 // Help us to pick out errors, if any.
66 58 ini_set('error_reporting', E_ALL & ~E_NOTICE);
@@ -74,10 +66,8 @@
74 66 // used for more than testing purposes!
75 67 define('MAGPIE_CACHE_AGE', 1);
76 68 else :
77 69 define('MAGPIE_DEBUG', false);
78 -
79 - define('MAGPIE_CACHE_AGE', 1*60);
80 70 endif;
81 71
82 72 // Note that the rss-functions.php that comes prepackaged with WordPress is
83 73 // old & busted. For the new hotness, drop a copy of rss.php from
@@ -179,9 +169,8 @@
179 169 # Admin menu
180 170 add_action('admin_menu', 'fwp_add_pages');
181 171 add_action('admin_notices', 'fwp_check_debug');
182 172 add_action('admin_notices', 'fwp_check_magpie');
183 - add_action('init', 'feedwordpress_check_for_magpie_fix');
184 173
185 174 # Inbound XML-RPC update methods
186 175 add_filter('xmlrpc_methods', 'feedwordpress_xmlrpc_hook');
187 176
@@ -203,26 +192,13 @@
203 192 add_action('feedwordpress_update', 'log_feedwordpress_update_feeds', 100);
204 193 add_action('feedwordpress_check_feed', 'log_feedwordpress_check_feed', 100);
205 194 add_action('feedwordpress_update_complete', 'log_feedwordpress_update_complete', 100);
206 195 endif;
196 +
197 + # Cron-less auto-update. Hooray!
198 + add_action('init', 'feedwordpress_auto_update');
199 + add_action('init', 'feedwordpress_check_for_magpie_fix');
207 200
208 - if (FeedWordPress::update_requested() and FEEDWORDPRESS_DEBUG) :
209 - add_action('post_syndicated_item', 'debug_out_feedwordpress_post', 100);
210 - add_action('update_syndicated_item', 'debug_out_feedwordpress_update_post', 100);
211 - add_action('feedwordpress_update', 'debug_out_feedwordpress_update_feeds', 100);
212 - add_action('feedwordpress_check_feed', 'debug_out_feedwordpress_check_feed', 100);
213 - add_action('feedwordpress_update_complete', 'debug_out_feedwordpress_update_complete', 100);
214 - endif;
215 -
216 - # Cron-less auto-update. Hooray!
217 - $autoUpdateHook = get_option('feedwordpress_automatic_updates');
218 - if ($autoUpdateHook != 'init') :
219 - $autoUpdateHook = 'shutdown';
220 - endif;
221 - add_action($autoUpdateHook, 'feedwordpress_auto_update');
222 -
223 - add_action('init', 'feedwordpress_update_magic_url');
224 -
225 201 # Default sanitizers
226 202 add_filter('syndicated_item_content', array('SyndicatedPost', 'resolve_relative_uris'), 0, 2);
227 203 add_filter('syndicated_item_content', array('SyndicatedPost', 'sanitize_content'), 0, 2);
228 204
@@ -236,23 +212,15 @@
236 212 FeedWordPressCompatibility::validate_http_request(/*action=*/ 'feedwordpress_fix_magpie', /*capability=*/ 'edit_files');
237 213
238 214 $back_to = $_SERVER['REQUEST_URI'];
239 215 if (isset($_POST['ignore'])) :
240 - // kill error message by telling it we ignored the upgrade request for this version
241 - update_option('feedwordpress_magpie_ignored_upgrade_to', EXPECTED_MAGPIE_VERSION);
216 + // kill error message by telling it to expect whatever we've got
217 + update_option('feedwordpress_expected_magpie', FeedWordPress::magpie_version());
242 218 $ret = 'ignored';
243 219 elseif (isset($_POST['upgrade'])) :
244 220 $source = dirname(__FILE__)."/MagpieRSS-upgrade/rss.php";
245 221 $destination = ABSPATH . WPINC . '/rss.php';
246 222 $success = @copy($source, $destination);
247 -
248 - // Copy over rss-functions.php, too, to avoid collisions
249 - // on pre-lapsarian versions of WordPress.
250 - if ($success) :
251 - $source = dirname(__FILE__)."/MagpieRSS-upgrade/rss-functions.php";
252 - $destination = ABSPATH . WPINC . '/rss-functions.php';
253 - $success = @copy($source, $destination);
254 - endif;
255 223 $ret = (int) $success;
256 224 endif;
257 225
258 226 if (strpos($back_to, '?')===false) : $sep = '?';
@@ -268,21 +236,13 @@
268 236 if (FeedWordPress::stale()) :
269 237 $feedwordpress =& new FeedWordPress;
270 238 $feedwordpress->update();
271 239 endif;
272 -} /* feedwordpress_auto_update () */
273 -
274 -function feedwordpress_update_magic_url () {
275 - // Explicit update request in the HTTP request (e.g. from a cron job)
240 +
276 241 if (FeedWordPress::update_requested()) :
277 - $feedwordpress =& new FeedWordPress;
278 - $feedwordpress->update(FeedWordPress::update_requested_url());
279 -
280 - // Magic URL should return nothing but a 200 OK header packet
281 - // when successful.
282 242 exit;
283 243 endif;
284 -} /* feedwordpress_magic_update_url () */
244 +} /* feedwordpress_auto_update () */
285 245
286 246 ################################################################################
287 247 ## LOGGING FUNCTIONS: log status updates to error_log if you want it ###########
288 248 ################################################################################
@@ -319,56 +279,23 @@
319 279 .(is_null($delta) ? "Error: I don't syndicate that URI"
320 280 : implode(' and ', $mesg)));
321 281 }
322 282
323 -function debug_out_feedwordpress_post ($id) {
324 - $post = wp_get_single_post($id);
325 - print ("[".date('Y-m-d H:i:s')."][feedwordpress] posted "
326 - ."'{$post->post_title}' ({$post->post_date})\n");
327 -}
328 -
329 -function debug_out_feedwordpress_update_post ($id) {
330 - $post = wp_get_single_post($id);
331 - print ("[".date('Y-m-d H:i:s')."][feedwordpress] updated "
332 - ."'{$post->post_title}' ({$post->post_date})"
333 - ." (as of {$post->post_modified})\n");
334 -}
335 -
336 -function debug_out_feedwordpress_update_feeds ($uri) {
337 - print ("[".date('Y-m-d H:i:s')."][feedwordpress] update('$uri')\n");
338 -}
339 -
340 -function debug_out_feedwordpress_check_feed ($feed) {
341 - $uri = $feed['link/uri']; $name = $feed['link/name'];
342 - print ("[".date('Y-m-d H:i:s')."][feedwordpress] Examining $name <$uri>\n");
343 -}
344 -
345 -function debug_out_feedwordpress_update_complete ($delta) {
346 - $mesg = array();
347 - if (isset($delta['new'])) $mesg[] = 'added '.$delta['new'].' new posts';
348 - if (isset($delta['updated'])) $mesg[] = 'updated '.$delta['updated'].' existing posts';
349 - if (empty($mesg)) $mesg[] = 'nothing changed';
350 -
351 - print ("[".date('Y-m-d H:i:s')."][feedwordpress] "
352 - .(is_null($delta) ? "Error: I don't syndicate that URI"
353 - : implode(' and ', $mesg))."\n");
354 -}
355 -
356 283 ################################################################################
357 284 ## TEMPLATE API: functions to make your templates syndication-aware ############
358 285 ################################################################################
359 286
360 -function is_syndicated ($id = NULL) { return (strlen(get_syndication_feed_id($id)) > 0); }
287 +function is_syndicated () { return (strlen(get_syndication_feed_id()) > 0); }
361 288
362 -function get_syndication_source_link ($original = NULL, $id = NULL) {
289 +function get_syndication_source_link ($original = NULL) {
363 290 if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
364 291 endif;
365 292
366 - if ($original) : $vals = get_post_custom_values('syndication_source_uri_original', $id);
293 + if ($original) : $vals = get_post_custom_values('syndication_source_uri_original');
367 294 else : $vals = array();
368 295 endif;
369 296
370 - if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri', $id);
297 + if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri');
371 298 endif;
372 299
373 300 if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
374 301
@@ -374,71 +301,37 @@
374 301
375 302 return $ret;
376 303 } /* function get_syndication_source_link() */
377 304
378 -function the_syndication_source_link ($original = NULL, $id = NULL) {
379 - echo get_syndication_source_link($original, $id);
380 -}
305 +function the_syndication_source_link ($original = NULL) { echo get_syndication_source_link($original); }
381 306
382 -function feedwordpress_display_url ($url, $before = 60, $after = 0) {
383 - $bits = parse_url($url);
384 -
385 - // Strip out crufty subdomains
386 - $bits['host'] = preg_replace('/^www[0-9]*\./i', '', $bits['host']);
387 -
388 - // Reassemble bit-by-bit with minimum of crufty elements
389 - $url = (isset($bits['user'])?$bits['user'].'@':'')
390 - .(isset($bits['host'])?$bits['host']:'')
391 - .(isset($bits['path'])?$bits['path']:'')
392 - .(isset($bits['query'])?'?'.$bits['query']:'');
393 -
394 - if (strlen($url) > ($before+$after)) :
395 - $url = substr($url, 0, $before).'…'.substr($url, 0 - $after, $after);
307 +function get_syndication_source ($original = NULL) {
308 + if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
396 309 endif;
397 310
398 - return $url;
399 -}
400 -
401 -function get_syndication_source ($original = NULL, $id = NULL) {
402 - if (is_null($original)) :
403 - $original = FeedWordPress::use_aggregator_source_data();
311 + if ($original) : $vals = get_post_custom_values('syndication_source_original');
312 + else : $vals = array();
404 313 endif;
405 -
406 - if ($original) :
407 - $vals = get_post_custom_values('syndication_source_original', $id);
408 - else :
409 - $vals = array();
410 - endif;
411 314
412 - if (count($vals) == 0) :
413 - $vals = get_post_custom_values('syndication_source', $id);
315 + if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source');
414 316 endif;
415 317
416 - if (count($vals) > 0) :
417 - $ret = $vals[0];
418 - else :
419 - $ret = NULL;
420 - endif;
318 + if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
421 319
422 - if (is_null($ret) or strlen(trim($ret)) == 0) :
423 - // Fall back to URL of blog
424 - $ret = feedwordpress_display_url(get_syndication_source_link());
425 - endif;
426 -
427 320 return $ret;
428 321 } /* function get_syndication_source() */
429 322
430 -function the_syndication_source ($original = NULL, $id = NULL) { echo get_syndication_source($original, $id); }
323 +function the_syndication_source ($original = NULL) { echo get_syndication_source($original); }
431 324
432 -function get_syndication_feed ($original = NULL, $id = NULL) {
325 +function get_syndication_feed ($original = NULL) {
433 326 if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
434 327 endif;
435 328
436 - if ($original) : $vals = get_post_custom_values('syndication_feed_original', $id);
329 + if ($original) : $vals = get_post_custom_values('syndication_feed_original');
437 330 else : $vals = array();
438 331 endif;
439 -
440 - if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed', $id);
332 +
333 + if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed');
441 334 endif;
442 335
443 336 if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
444 337
@@ -444,19 +337,19 @@
444 337
445 338 return $ret;
446 339 } /* function get_syndication_feed() */
447 340
448 -function the_syndication_feed ($original = NULL, $id = NULL) { echo get_syndication_feed($original, $id); }
341 +function the_syndication_feed ($original = NULL) { echo get_syndication_feed ($original); }
449 342
450 -function get_syndication_feed_guid ($original = NULL, $id = NULL) {
343 +function get_syndication_feed_guid ($original = NULL) {
451 344 if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
452 345 endif;
453 346
454 - if ($original) : $vals = get_post_custom_values('syndication_source_id_original', $id);
347 + if ($original) : $vals = get_post_custom_values('syndication_source_id_original');
455 348 else : $vals = array();
456 349 endif;
457 350
458 - if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id', $id));
351 + if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id'));
459 352 endif;
460 353
461 354 if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
462 355
@@ -462,18 +355,18 @@
462 355
463 356 return $ret;
464 357 } /* function get_syndication_feed_guid () */
465 358
466 -function the_syndication_feed_guid ($original = NULL, $id = NULL) { echo get_syndication_feed_guid($original, $id); }
359 +function the_syndication_feed_guid ($original = NULL) { echo get_syndication_feed_guid($original); }
467 360
468 -function get_syndication_feed_id ($id = NULL) { list($u) = get_post_custom_values('syndication_feed_id', $id); return $u; }
469 -function the_syndication_feed_id ($id = NULL) { echo get_syndication_feed_id($id); }
361 +function get_syndication_feed_id () { list($u) = get_post_custom_values('syndication_feed_id'); return $u; }
362 +function the_syndication_feed_id () { echo get_syndication_feed_id(); }
470 363
471 364 $feedwordpress_linkcache = array (); // only load links from database once
472 365
473 -function get_feed_meta ($key, $id = NULL) {
366 +function get_feed_meta ($key) {
474 367 global $wpdb, $feedwordpress_linkcache;
475 - $feed_id = get_syndication_feed_id($id);
368 + $feed_id = get_syndication_feed_id();
476 369
477 370 $ret = NULL;
478 371 if (strlen($feed_id) > 0):
479 372 if (isset($feedwordpress_linkcache[$feed_id])) :
@@ -487,13 +380,13 @@
487 380 endif;
488 381 return $ret;
489 382 } /* get_feed_meta() */
490 383
491 -function get_syndication_permalink ($id = NULL) {
492 - list($u) = get_post_custom_values('syndication_permalink', $id); return $u;
384 +function get_syndication_permalink () {
385 + list($u) = get_post_custom_values('syndication_permalink'); return $u;
493 386 }
494 -function the_syndication_permalink ($id = NULL) {
495 - echo get_syndication_permalink($id);
387 +function the_syndication_permalink () {
388 + echo get_syndication_permalink();
496 389 }
497 390
498 391 ################################################################################
499 392 ## FILTERS: syndication-aware handling of post data for templates and feeds ####
@@ -574,14 +467,23 @@
574 467 // add icon parameter
575 468 $menu[] = WP_PLUGIN_URL.'/'.$fwp_path.'/feedwordpress-tiny.png';
576 469 endif;
577 470
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 +
578 479 call_user_func_array('add_menu_page', $menu);
579 - add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Feeds & Updates', 'Feeds & Updates', $fwp_capability['manage_options'], $fwp_path.'/feeds-page.php');
580 - add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Posts & Links', 'Posts & Links', $fwp_capability['manage_options'], $fwp_path.'/posts-page.php');
480 + add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Posts', 'Posts', $fwp_capability['manage_options'], $fwp_path.'/posts-page.php');
581 481 add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Authors', 'Authors', $fwp_capability['manage_options'], $fwp_path.'/authors-page.php');
582 - add_submenu_page($fwp_path.'/syndication.php', 'Categories'.FEEDWORDPRESS_AND_TAGS, 'Categories'.FEEDWORDPRESS_AND_TAGS, $fwp_capability['manage_options'], $fwp_path.'/categories-page.php');
583 - add_submenu_page($fwp_path.'/syndication.php', 'FeedWordPress Back End', 'Back End', $fwp_capability['manage_options'], $fwp_path.'/backend-page.php');
482 + add_submenu_page($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'], $fwp_path.'/syndication-options.php');
584 486 } /* function fwp_add_pages () */
585 487
586 488 function fwp_check_debug () {
587 489 // This is a horrible fucking kludge that I have to do because the
@@ -604,9 +506,9 @@
604 506 <?php
605 507 endif;
606 508 } /* function fwp_check_debug () */
607 509
608 -define('EXPECTED_MAGPIE_VERSION', '2009.0725');
510 +define('DEFAULT_EXPECTED_MAGPIE_VERSION', '0.85');
609 511 function fwp_check_magpie () {
610 512 if (isset($_REQUEST['feedwordpress_magpie_fix'])) :
611 513 if ($_REQUEST['feedwordpress_magpie_fix']=='ignored') :
612 514 ?>
@@ -650,11 +552,19 @@
650 552 <?php
651 553 endif;
652 554 else :
653 555 $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;
654 561
655 - $ignored = get_option('feedwordpress_magpie_ignored_upgrade_to');
656 - if (EXPECTED_MAGPIE_VERSION != $magpie_version and EXPECTED_MAGPIE_VERSION != $ignored) :
562 + if (in_array($magpie_version, $expected)) :
563 + if ($magpie_version != $exp) :
564 + update_option('feedwordpress_expected_magpie', $magpie_version);
565 + endif;
566 + else :
657 567 if (current_user_can('edit_files')) :
658 568 $youAre = 'you are';
659 569 $itIsRecommendedThatYou = 'It is <strong>strongly recommended</strong> that you';
660 570 else :
@@ -663,13 +573,9 @@
663 573 endif;
664 574 print '<div class="error">';
665 575 ?>
666 576 <p style="font-style: italic"><strong>FeedWordPress has detected that <?php print $youAre; ?> currently using a version of
667 -MagpieRSS other than the upgraded version that ships with this version of FeedWordPress.</strong></p>
668 -<ul>
669 -<li><strong>Currently running:</strong> MagpieRSS <?php print $magpie_version; ?></li>
670 -<li><strong>Version included with FeedWordPress <?php print FEEDWORDPRESS_VERSION; ?>:</strong> MagpieRSS <?php print EXPECTED_MAGPIE_VERSION; ?></li>
671 -</ul>
577 +MagpieRSS other than the upgraded version that ships with FeedWordPress.</strong></p>
672 578 <p><?php print $itIsRecommendedThatYou; ?> install the upgraded
673 579 version of MagpieRSS supplied with FeedWordPress. The version of
674 580 MagpieRSS that ships with WordPress is very old and buggy, and
675 581 encounters a number of errors when trying to parse modern Atom
@@ -883,9 +789,9 @@
883 789 if (!is_null($crash_ts) and (time() > $crash_ts)) : // Check whether we've exceeded the time limit
884 790 break;
885 791 endif;
886 792
887 - $pinged_that = (is_null($uri) or ($uri=='*') or in_array($uri, array($feed->uri(), $feed->homepage())));
793 + $pinged_that = (is_null($uri) or in_array($uri, array($feed->uri(), $feed->homepage())));
888 794
889 795 if (!is_null($uri)) : // A site-specific ping always updates
890 796 $timely = true;
891 797 else :
@@ -913,11 +819,8 @@
913 819 }
914 820
915 821 function stale () {
916 822 if (get_option('feedwordpress_automatic_updates')) :
917 - // Do our best to avoid possible simultaneous
918 - // updates by getting up-to-the-minute settings.
919 -
920 823 $last = get_option('feedwordpress_last_update_all');
921 824
922 825 // If we haven't updated all yet, give it a time window
923 826 if (false === $last) :
@@ -936,8 +839,12 @@
936 839 else :
937 840 FeedWordPress::critical_bug('FeedWordPress::stale::last', $last, __LINE__);
938 841 endif;
939 842
843 + // Explicit request for an update (e.g. from a cron job).
844 + elseif (FeedWordPress::update_requested()) :
845 + $ret = true;
846 +
940 847 else :
941 848 $ret = false;
942 849 endif;
943 850 return $ret;
@@ -943,25 +850,11 @@
943 850 return $ret;
944 851 } // FeedWordPress::stale()
945 852
946 853 function update_requested () {
947 - return (
948 - isset($_REQUEST['update_feedwordpress'])
949 - and $_REQUEST['update_feedwordpress']
950 - );
854 + return (isset($_REQUEST['update_feedwordpress']) and $_REQUEST['update_feedwordpress']);
951 855 } // FeedWordPress::update_requested()
952 856
953 - function update_requested_url () {
954 - $ret = null;
955 -
956 - if (($_REQUEST['update_feedwordpress']=='*')
957 - or (preg_match('|^http://.*|i', $_REQUEST['update_feedwordpress']))) :
958 - $ret = $_REQUEST['update_feedwordpress'];
959 - endif;
960 -
961 - return $ret;
962 - } // FeedWordPress::update_requested_url()
963 -
964 857 function syndicate_link ($name, $uri, $rss) {
965 858 global $wpdb;
966 859
967 860 // Get the category ID#
@@ -969,29 +862,16 @@
969 862
970 863 // WordPress gets cranky if there's no homepage URI
971 864 if (!isset($uri) or strlen($uri)<1) : $uri = $rss; endif;
972 865
973 - if (function_exists('wp_insert_link')) : // WordPress 2.x
974 - if (FeedWordPressCompatibility::test_version(0, FWP_SCHEMA_21)) :
975 - // Morons.
976 - $name = $wpdb->escape($name);
977 - $uri = $wpdb->escape($uri);
978 - $rss = $wpdb->escape($rss);
979 -
980 - // Comes in as a single category
981 - $linkCats = $cat_id;
982 - else :
983 - // Comes in as an array of categories
984 - $linkCats = array($cat_id);
985 - endif;
986 -
866 + if (function_exists('wp_insert_link')) { // WordPress 2.x
987 867 $link_id = wp_insert_link(array(
988 868 "link_name" => $name,
989 869 "link_url" => $uri,
990 - "link_category" => $linkCats,
870 + "link_category" => (fwp_test_wp_version(0, FWP_SCHEMA_21) ? $cat_id : array($cat_id)),
991 871 "link_rss" => $rss
992 872 ));
993 - else : // WordPress 1.5.x
873 + } else { // WordPress 1.5.x
994 874 $result = $wpdb->query("
995 875 INSERT INTO $wpdb->links
996 876 SET
997 877 link_name = '".$wpdb->escape($name)."',
@@ -999,20 +879,12 @@
999 879 link_category = '".$wpdb->escape($cat_id)."',
1000 880 link_rss = '".$wpdb->escape($rss)."'
1001 881 ");
1002 882 $link_id = $wpdb->insert_id;
1003 - endif;
883 + } // if
1004 884 return $link_id;
1005 885 } // function FeedWordPress::syndicate_link()
1006 886
1007 - /*static*/ function syndicated_status ($what, $default) {
1008 - $ret = get_option("feedwordpress_syndicated_{$what}_status");
1009 - if (!$ret) :
1010 - $ret = $default;
1011 - endif;
1012 - return $ret;
1013 - } /* FeedWordPress::syndicated_status() */
1014 -
1015 887 function on_unfamiliar ($what = 'author', $override = NULL) {
1016 888 $set = array(
1017 889 'author' => array('create', 'default', 'filter'),
1018 890 'category' => array('create', 'tag', 'default', 'filter'),
@@ -1071,31 +943,61 @@
1071 943 global $wpdb, $wp_db_version;
1072 944
1073 945 $cat_id = get_option('feedwordpress_cat_id');
1074 946
1075 - // If we don't yet have the category ID stored, search by name
1076 - if (!$cat_id) :
1077 - $cat_id = FeedWordPressCompatibility::link_category_id(DEFAULT_SYNDICATION_CATEGORY);
947 + // If we don't yet *have* the category, we'll have to create it
948 + if ($cat_id === false) :
949 + $cat = $wpdb->escape(DEFAULT_SYNDICATION_CATEGORY);
950 +
951 + // Look for something with the right name...
952 + // -----------------------------------------
1078 953
1079 - if ($cat_id) :
1080 - // We found it; let's stamp it.
1081 - update_option('feedwordpress_cat_id', $cat_id);
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__);
1082 966 endif;
1083 967
1084 - // If we *do* have the category ID stored, verify that it exists
1085 - else :
1086 - $cat_id = FeedWordPressCompatibility::link_category_id((int) $cat_id, 'cat_id');
1087 - endif;
1088 -
1089 - // If we could not find an appropriate link category,
1090 - // make a new one for ourselves.
1091 - if (!$cat_id) :
1092 - $cat_id = FeedWordPressCompatibility::insert_link_category(DEFAULT_SYNDICATION_CATEGORY);
968 + // If you still can't find anything, make it for yourself.
969 + // -------------------------------------------------------
970 + if (!$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;
1093 997
1094 - // Stamp it
1095 998 update_option('feedwordpress_cat_id', $cat_id);
1096 999 endif;
1097 -
1098 1000 return $cat_id;
1099 1001 } // function FeedWordPress::link_category_id()
1100 1002
1101 1003 # Upgrades and maintenance...
@@ -1105,9 +1007,12 @@
1105 1007 $ret = false; // innocent until proven guilty
1106 1008 if (!$fwp_db_version or $fwp_db_version < FEEDWORDPRESS_VERSION) :
1107 1009 // This is an older version or a fresh install. Does it
1108 1010 // require a database upgrade or database initialization?
1109 - if ($fwp_db_version <= 0.96) :
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 :
1110 1015 // Yes. Check to see whether this is a fresh install or an upgrade.
1111 1016 $syn = $wpdb->get_col("
1112 1017 SELECT post_id
1113 1018 FROM $wpdb->postmeta
@@ -1117,21 +1022,8 @@
1117 1022 $ret = true;
1118 1023 else : // fresh install; brand it as ours
1119 1024 update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
1120 1025 endif;
1121 - elseif ($fwp_db_version < 2009.0707) :
1122 - // We need to clear out any busted AJAX crap
1123 - if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) :
1124 - $wpdb->query("
1125 - DELETE FROM $wpdb->usermeta
1126 - WHERE LOCATE('feedwordpress', meta_key)
1127 - AND LOCATE('box', meta_key);
1128 - ");
1129 - endif;
1130 - update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
1131 - else :
1132 - // No. Just brand it with the new version.
1133 - update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
1134 1026 endif;
1135 1027 endif;
1136 1028 return $ret;
1137 1029 }
@@ -1172,16 +1064,14 @@
1172 1064 $wpdb->query("DROP TABLE tmp_custom_values");
1173 1065
1174 1066 // Now fix the guids to avoid duplicate posts
1175 1067 echo "<ul>";
1176 - foreach ($this->feeds as $syndicatedLink) :
1177 - $feed = $syndicatedLink->settings;
1068 + foreach ($this->feeds as $feed) :
1178 1069 echo "<li>Fixing post meta-data for <cite>".$feed['link/name']."</cite> &#8230; "; flush();
1179 1070 $rss = @fetch_rss($feed['link/uri']);
1180 1071 if (is_array($rss->items)) :
1181 1072 foreach ($rss->items as $item) :
1182 - $post = new SyndicatedPost($item, $syndicatedLink);
1183 - $guid = $wpdb->escape($post->guid()); // new GUID algorithm
1073 + $guid = $wpdb->escape(FeedWordPress::guid($item, $feed)); // new GUID algorithm
1184 1074 $link = $wpdb->escape($item['link']);
1185 1075
1186 1076 $wpdb->query("
1187 1077 UPDATE `{$wpdb->posts}` SET guid='{$guid}' WHERE guid='{$link}'
@@ -1205,22 +1095,8 @@
1205 1095 CREATE INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}(guid)
1206 1096 ");
1207 1097 } /* FeedWordPress::create_guid_index () */
1208 1098
1209 - function clear_cache () {
1210 - global $wpdb;
1211 -
1212 - // MagpieRSS stores its cached feeds in options table rows with
1213 - // name = `rss_{md5 of url}` and timestamps for cached feeds in
1214 - // table rows with name = `rss_{md5 of url}_ts`. The md5 is
1215 - // always 32 characters in length, so the total option_name is
1216 - // always over 32 characters.
1217 - $wpdb->query("
1218 - DELETE FROM {$wpdb->options}
1219 - WHERE LOCATE('rss_', option_name) AND LENGTH(option_name) > 32
1220 - ");
1221 - } /* FeedWordPress::clear_cache () */
1222 -
1223 1099 function magpie_version () {
1224 1100 if (!defined('MAGPIE_VERSION')) : $magpie_version = $GLOBALS['wp_version'].'-default';
1225 1101 else : $magpie_version = MAGPIE_VERSION;
1226 1102 endif;
@@ -1265,9 +1141,1201 @@
1265 1141 endif;
1266 1142 }
1267 1143 } // class FeedWordPress
1268 1144
1269 -require_once(dirname(__FILE__) . '/syndicatedpost.class.php');
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 +
1270 2338 require_once(dirname(__FILE__) . '/syndicatedlink.class.php');
1271 2339
1272 2340 ################################################################################
1273 2341 ## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
@@ -1291,12 +2359,354 @@
1291 2359 return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
1292 2360 endif;
1293 2361 }
1294 2362
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 +#
1295 2541 # The upgraded MagpieRSS also uses this class. So if we have it loaded
1296 2542 # in, don't load it again.
1297 2543 if (!class_exists('Relative_URI')) {
1298 - require_once(dirname(__FILE__) . '/relative_uri.class.php');
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
1299 2709 }
1300 2710
1301 2711 // take your best guess at the realname and e-mail, given a string
1302 2712 define('FWP_REGEX_EMAIL_ADDY', '([^@"(<\s]+@[^"@(<\s]+\.[^"@(<\s]+)');