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FeedWordPress / 2008.1105
FeedWordPress v2008.1105
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 +1948 -430 2009.11112008.1105 View file →
@@ -1,13 +1,14 @@
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: 2008.1105
7 7 Author: Charles Johnson
8 8 Author URI: http://radgeek.com/
9 9 License: GPL
10 +Last modified: 2008-11-05 4:35pm PST
10 11 */
11 12
12 13 # This uses code derived from:
13 14 # - wp-rss-aggregate.php by Kellan Elliot-McCrea <kellan@protest.net>
@@ -14,37 +15,24 @@
14 15 # - HTTP Navigator 2 by Keyvan Minoukadeh <keyvan@k1m.com>
15 16 # - Ultra-Liberal Feed Finder by Mark Pilgrim <mark@diveintomark.org>
16 17 # according to the terms of the GNU General Public License.
17 18 #
18 -# INSTALLATION: see readme.txt or <http://projects.radgeek.com/install>
19 +# INSTALLATION: see README.text or <http://projects.radgeek.com/install>
19 20 #
20 21 # USAGE: once FeedWordPress is installed, you manage just about everything from
21 -# the WordPress Dashboard, under the Syndication menu. To ensure that fresh
22 -# content is added as it becomes available, you can convince your contributors
23 -# to put your XML-RPC URI (if WordPress is installed at
22 +# the WordPress Dashboard, under Options --> Syndication or Links --> Syndicated
23 +# To ensure that fresh content is added as it becomes available, get your
24 +# contributors to put your XML-RPC URI (if WordPress is installed at
24 25 # <http://www.zyx.com/blog>, XML-RPC requests should be sent to
25 -# <http://www.zyx.com/blog/xmlrpc.php>), or update manually under the
26 -# Syndication menu, or set up automatic updates under Syndication --> Settings,
27 -# or use a cron job.
26 +# <http://www.zyx.com/blog/xmlrpc.php>), or see `update-feeds.php`
28 27
29 28 # -- Don't change these unless you know what you're doing...
30 29
31 -define ('FEEDWORDPRESS_VERSION', '2009.0803');
30 +define ('FEEDWORDPRESS_VERSION', '2008.1105');
32 31 define ('FEEDWORDPRESS_AUTHOR_CONTACT', 'http://radgeek.com/contact');
33 -
34 -// Defaults
35 32 define ('DEFAULT_SYNDICATION_CATEGORY', 'Contributors');
36 -define ('DEFAULT_UPDATE_PERIOD', 60); // value in minutes
37 33
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;
45 -endif;
46 -define ('FEEDWORDPRESS_DEBUG', $feedwordpress_debug);
34 +define ('FEEDWORDPRESS_DEBUG', false);
47 35
48 36 define ('FEEDWORDPRESS_CAT_SEPARATOR_PATTERN', '/[:\n]/');
49 37 define ('FEEDWORDPRESS_CAT_SEPARATOR', "\n");
50 38
@@ -57,10 +45,8 @@
57 45 define ('FWP_SCHEMA_21', 4772); // Database schema # for WP 2.1
58 46 define ('FWP_SCHEMA_23', 5495); // Database schema # for WP 2.3
59 47 define ('FWP_SCHEMA_25', 7558); // Database schema # for WP 2.5
60 48 define ('FWP_SCHEMA_26', 8201); // Database schema # for WP 2.6
61 -define ('FWP_SCHEMA_27', 9872); // Database schema # for WP 2.7
62 -define ('FWP_SCHEMA_28', 11548); // Database schema # for WP 2.8
63 49
64 50 if (FEEDWORDPRESS_DEBUG) :
65 51 // Help us to pick out errors, if any.
66 52 ini_set('error_reporting', E_ALL & ~E_NOTICE);
@@ -74,10 +60,8 @@
74 60 // used for more than testing purposes!
75 61 define('MAGPIE_CACHE_AGE', 1);
76 62 else :
77 63 define('MAGPIE_DEBUG', false);
78 -
79 - define('MAGPIE_CACHE_AGE', 1*60);
80 64 endif;
81 65
82 66 // Note that the rss-functions.php that comes prepackaged with WordPress is
83 67 // old & busted. For the new hotness, drop a copy of rss.php from
@@ -101,9 +85,8 @@
101 85 endif;
102 86 endif;
103 87
104 88 require_once(dirname(__FILE__) . '/compatability.php'); // LEGACY API: Replicate or mock up functions for legacy support purposes
105 -require_once(dirname(__FILE__) . '/feedwordpresshtml.class.php');
106 89
107 90 // Magic quotes are just about the stupidest thing ever.
108 91 if (is_array($_POST)) :
109 92 $fwp_post = stripslashes_deep($_POST);
@@ -177,12 +160,9 @@
177 160 remove_filter('pre_link_url', 'wp_filter_kses');
178 161
179 162 # Admin menu
180 163 add_action('admin_menu', 'fwp_add_pages');
181 - add_action('admin_notices', 'fwp_check_debug');
182 - add_action('admin_notices', 'fwp_check_magpie');
183 - add_action('init', 'feedwordpress_check_for_magpie_fix');
184 -
164 +
185 165 # Inbound XML-RPC update methods
186 166 add_filter('xmlrpc_methods', 'feedwordpress_xmlrpc_hook');
187 167
188 168 # Outbound XML-RPC ping reform
@@ -203,28 +183,13 @@
203 183 add_action('feedwordpress_update', 'log_feedwordpress_update_feeds', 100);
204 184 add_action('feedwordpress_check_feed', 'log_feedwordpress_check_feed', 100);
205 185 add_action('feedwordpress_update_complete', 'log_feedwordpress_update_complete', 100);
206 186 endif;
187 +
188 + # Cron-less auto-update. Hooray!
189 + add_action('init', 'feedwordpress_auto_update');
207 190
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 -
225 191 # Default sanitizers
226 - add_filter('syndicated_item_content', array('SyndicatedPost', 'resolve_relative_uris'), 0, 2);
227 192 add_filter('syndicated_item_content', array('SyndicatedPost', 'sanitize_content'), 0, 2);
228 193
229 194 else :
230 195 # Hook in the menus, which will just point to the upgrade interface
@@ -230,59 +195,18 @@
230 195 # Hook in the menus, which will just point to the upgrade interface
231 196 add_action('admin_menu', 'fwp_add_pages');
232 197 endif; // if (!FeedWordPress::needs_upgrade())
233 198
234 -function feedwordpress_check_for_magpie_fix () {
235 - if (isset($_POST['action']) and $_POST['action']=='fix_magpie_version') :
236 - FeedWordPressCompatibility::validate_http_request(/*action=*/ 'feedwordpress_fix_magpie', /*capability=*/ 'edit_files');
237 -
238 - $back_to = $_SERVER['REQUEST_URI'];
239 - if (isset($_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);
242 - $ret = 'ignored';
243 - elseif (isset($_POST['upgrade'])) :
244 - $source = dirname(__FILE__)."/MagpieRSS-upgrade/rss.php";
245 - $destination = ABSPATH . WPINC . '/rss.php';
246 - $success = @copy($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 - $ret = (int) $success;
256 - endif;
257 -
258 - if (strpos($back_to, '?')===false) : $sep = '?';
259 - else : $sep = '&';
260 - endif;
261 -
262 - header("Location: {$back_to}{$sep}feedwordpress_magpie_fix=".$ret);
263 - exit;
264 - endif;
265 -} /* feedwordpress_check_for_magpie_fix() */
266 -
267 199 function feedwordpress_auto_update () {
268 200 if (FeedWordPress::stale()) :
269 201 $feedwordpress =& new FeedWordPress;
270 202 $feedwordpress->update();
271 203 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)
204 +
276 205 if (FeedWordPress::update_requested()) :
277 - $feedwordpress =& new FeedWordPress;
278 - $feedwordpress->update(FeedWordPress::update_requested_url());
279 -
280 - // Magic URL should return nothing but a 200 OK header packet
281 - // when successful.
282 206 exit;
283 207 endif;
284 -} /* feedwordpress_magic_update_url () */
208 +} /* feedwordpress_auto_update () */
285 209
286 210 ################################################################################
287 211 ## LOGGING FUNCTIONS: log status updates to error_log if you want it ###########
288 212 ################################################################################
@@ -319,56 +243,23 @@
319 243 .(is_null($delta) ? "Error: I don't syndicate that URI"
320 244 : implode(' and ', $mesg)));
321 245 }
322 246
323 -function debug_out_feedwordpress_post ($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 ', $mesg))."\n");
354 -}
355 -
356 247 ################################################################################
357 248 ## TEMPLATE API: functions to make your templates syndication-aware ############
358 249 ################################################################################
359 250
360 -function is_syndicated ($id = NULL) { return (strlen(get_syndication_feed_id($id)) > 0); }
251 +function is_syndicated () { return (strlen(get_syndication_feed_id()) > 0); }
361 252
362 -function get_syndication_source_link ($original = NULL, $id = NULL) {
253 +function get_syndication_source_link ($original = NULL) {
363 254 if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
364 255 endif;
365 256
366 - if ($original) : $vals = get_post_custom_values('syndication_source_uri_original', $id);
257 + if ($original) : $vals = get_post_custom_values('syndication_source_uri_original');
367 258 else : $vals = array();
368 259 endif;
369 260
370 - if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri', $id);
261 + if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source_uri');
371 262 endif;
372 263
373 264 if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
374 265
@@ -374,71 +265,37 @@
374 265
375 266 return $ret;
376 267 } /* function get_syndication_source_link() */
377 268
378 -function the_syndication_source_link ($original = NULL, $id = NULL) {
379 - echo get_syndication_source_link($original, $id);
380 -}
269 +function the_syndication_source_link ($original = NULL) { echo get_syndication_source_link($original); }
381 270
382 -function feedwordpress_display_url ($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, $after);
271 +function get_syndication_source ($original = NULL) {
272 + if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
396 273 endif;
397 274
398 - return $url;
399 -}
400 -
401 -function get_syndication_source ($original = NULL, $id = NULL) {
402 - if (is_null($original)) :
403 - $original = FeedWordPress::use_aggregator_source_data();
275 + if ($original) : $vals = get_post_custom_values('syndication_source_original');
276 + else : $vals = array();
404 277 endif;
405 -
406 - if ($original) :
407 - $vals = get_post_custom_values('syndication_source_original', $id);
408 - else :
409 - $vals = array();
410 - endif;
411 278
412 - if (count($vals) == 0) :
413 - $vals = get_post_custom_values('syndication_source', $id);
279 + if (count($vals) == 0) : $vals = get_post_custom_values('syndication_source');
414 280 endif;
415 281
416 - if (count($vals) > 0) :
417 - $ret = $vals[0];
418 - else :
419 - $ret = NULL;
420 - endif;
282 + if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
421 283
422 - if (is_null($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 -
427 284 return $ret;
428 285 } /* function get_syndication_source() */
429 286
430 -function the_syndication_source ($original = NULL, $id = NULL) { echo get_syndication_source($original, $id); }
287 +function the_syndication_source ($original = NULL) { echo get_syndication_source($original); }
431 288
432 -function get_syndication_feed ($original = NULL, $id = NULL) {
289 +function get_syndication_feed ($original = NULL) {
433 290 if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
434 291 endif;
435 292
436 - if ($original) : $vals = get_post_custom_values('syndication_feed_original', $id);
293 + if ($original) : $vals = get_post_custom_values('syndication_feed_original');
437 294 else : $vals = array();
438 295 endif;
439 -
440 - if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed', $id);
296 +
297 + if (count($vals) == 0) : $vals = get_post_custom_values('syndication_feed');
441 298 endif;
442 299
443 300 if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
444 301
@@ -444,19 +301,19 @@
444 301
445 302 return $ret;
446 303 } /* function get_syndication_feed() */
447 304
448 -function the_syndication_feed ($original = NULL, $id = NULL) { echo get_syndication_feed($original, $id); }
305 +function the_syndication_feed ($original = NULL) { echo get_syndication_feed ($original); }
449 306
450 -function get_syndication_feed_guid ($original = NULL, $id = NULL) {
307 +function get_syndication_feed_guid ($original = NULL) {
451 308 if (is_null($original)) : $original = FeedWordPress::use_aggregator_source_data();
452 309 endif;
453 310
454 - if ($original) : $vals = get_post_custom_values('syndication_source_id_original', $id);
311 + if ($original) : $vals = get_post_custom_values('syndication_source_id_original');
455 312 else : $vals = array();
456 313 endif;
457 314
458 - if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id', $id));
315 + if (count($vals) == 0) : $vals = array(get_feed_meta('feed/id'));
459 316 endif;
460 317
461 318 if (count($vals) > 0) : $ret = $vals[0]; else : $ret = NULL; endif;
462 319
@@ -462,18 +319,18 @@
462 319
463 320 return $ret;
464 321 } /* function get_syndication_feed_guid () */
465 322
466 -function the_syndication_feed_guid ($original = NULL, $id = NULL) { echo get_syndication_feed_guid($original, $id); }
323 +function the_syndication_feed_guid ($original = NULL) { echo get_syndication_feed_guid($original); }
467 324
468 -function get_syndication_feed_id ($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($id); }
325 +function get_syndication_feed_id () { list($u) = get_post_custom_values('syndication_feed_id'); return $u; }
326 +function the_syndication_feed_id () { echo get_syndication_feed_id(); }
470 327
471 328 $feedwordpress_linkcache = array (); // only load links from database once
472 329
473 -function get_feed_meta ($key, $id = NULL) {
330 +function get_feed_meta ($key) {
474 331 global $wpdb, $feedwordpress_linkcache;
475 - $feed_id = get_syndication_feed_id($id);
332 + $feed_id = get_syndication_feed_id();
476 333
477 334 $ret = NULL;
478 335 if (strlen($feed_id) > 0):
479 336 if (isset($feedwordpress_linkcache[$feed_id])) :
@@ -487,13 +344,13 @@
487 344 endif;
488 345 return $ret;
489 346 } /* get_feed_meta() */
490 347
491 -function get_syndication_permalink ($id = NULL) {
492 - list($u) = get_post_custom_values('syndication_permalink', $id); return $u;
348 +function get_syndication_permalink () {
349 + list($u) = get_post_custom_values('syndication_permalink'); return $u;
493 350 }
494 -function the_syndication_permalink ($id = NULL) {
495 - echo get_syndication_permalink($id);
351 +function the_syndication_permalink () {
352 + echo get_syndication_permalink();
496 353 }
497 354
498 355 ################################################################################
499 356 ## FILTERS: syndication-aware handling of post data for templates and feeds ####
@@ -503,13 +360,9 @@
503 360
504 361 function feedwordpress_preserve_syndicated_content ($text) {
505 362 global $feedwordpress_the_syndicated_content;
506 363
507 - $globalExpose = (get_option('feedwordpress_formatting_filters') == 'yes');
508 - $localExpose = get_post_custom_values('_feedwordpress_formatting_filters');
509 - $expose = ($globalExpose or ((count($localExpose) > 0) and $localExpose[0]));
510 -
511 - if ( is_syndicated() and !$expose ) :
364 + if ( is_syndicated() and get_option('feedwordpress_formatting_filters') != 'yes' ) :
512 365 $feedwordpress_the_syndicated_content = $text;
513 366 else :
514 367 $feedwordpress_the_syndicated_content = NULL;
515 368 endif;
@@ -568,133 +421,14 @@
568 421 function fwp_add_pages () {
569 422 global $fwp_capability;
570 423 global $fwp_path;
571 424
572 - $menu = array('Syndicated Sites', 'Syndication', $fwp_capability['manage_links'], $fwp_path.'/syndication.php', NULL);
573 - if (fwp_test_wp_version(FWP_SCHEMA_27)) :
574 - // add icon parameter
575 - $menu[] = WP_PLUGIN_URL.'/'.$fwp_path.'/feedwordpress-tiny.png';
576 - endif;
425 + add_menu_page('Syndicated Sites', 'Syndication', $fwp_capability['manage_links'], $fwp_path.'/syndication.php');
426 + add_submenu_page($fwp_path.'/syndication.php', 'Syndicated Authors', 'Authors', $fwp_capability['manage_options'], $fwp_path.'/authors.php');
427 + add_submenu_page($fwp_path.'/syndication.php', 'Syndication Options', 'Options', $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
428 + add_options_page('Syndication Options', 'Syndication', $fwp_capability['manage_options'], $fwp_path.'/syndication-options.php');
429 +} // function fwp_add_pages () */
577 430
578 - 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'], $fwp_path.'/posts-page.php');
581 - add_submenu_page($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'], $fwp_path.'/backend-page.php');
584 -} /* function fwp_add_pages () */
585 -
586 -function fwp_check_debug () {
587 - // This is a horrible fucking kludge that I have to do because the
588 - // admin notice code is triggered before the code that updates the
589 - // setting.
590 - if (isset($_POST['feedwordpress_debug'])) :
591 - $feedwordpress_debug = $_POST['feedwordpress_debug'];
592 - else :
593 - $feedwordpress_debug = get_option('feedwordpress_debug');
594 - endif;
595 - if ($feedwordpress_debug==='yes') :
596 -?>
597 - <div class="error">
598 -<p><strong>FeedWordPress warning.</strong> Debugging mode is <strong>ON</strong>.
599 -While it remains on, FeedWordPress displays many diagnostic error messages,
600 -warnings, and notices that are ordinarily suppressed, and also turns off all
601 -caching of feeds. Use with caution: this setting is absolutely inappropriate
602 -for a production server.</p>
603 - </div>
604 -<?php
605 - endif;
606 -} /* function fwp_check_debug () */
607 -
608 -define('EXPECTED_MAGPIE_VERSION', '2009.0725');
609 -function fwp_check_magpie () {
610 - if (isset($_REQUEST['feedwordpress_magpie_fix'])) :
611 - if ($_REQUEST['feedwordpress_magpie_fix']=='ignored') :
612 -?>
613 -<div class="updated fade">
614 -<p>O.K., we'll ignore the problem for now. FeedWordPress will not display any
615 -more error messages.</p>
616 -</div>
617 -<?php
618 - elseif ((bool) $_REQUEST['feedwordpress_magpie_fix']) :
619 -?>
620 -<div class="updated fade">
621 -<p>Congratulations! Your MagpieRSS has been successfully upgraded to the version
622 -shipped with FeedWordPress.</p>
623 -</div>
624 -<?php
625 - else :
626 - $source = dirname(__FILE__)."/MagpieRSS-upgrade/rss.php";
627 - $destination = ABSPATH . WPINC . '/rss.php';
628 - $cmd = "cp '".htmlspecialchars(addslashes($source))."' '".htmlspecialchars(addslashes($destination))."'";
629 - $cmd = wordwrap($cmd, /*width=*/ 75, /*break=*/ " \\\n\t");
630 -
631 -?>
632 -<div class="error">
633 -<p><strong>FeedWordPress was unable to automatically upgrade your copy of MagpieRSS.</strong></p>
634 -<p>It's likely that you need to change the file permissions on <code><?php print htmlspecialchars($source); ?></code>
635 -to allow FeedWordPress to overwrite it.</p>
636 -<p><strong>To perform the upgrade manually,</strong> you can
637 -use a SFTP or FTP client to upload a copy of <code>rss.php</code> from the
638 -<code>MagpieRSS-upgrades/</code> directory of your FeedWordPress archive so that
639 -it overwrites <code><?php print htmlspecialchars($destination); ?></code>. Or,
640 -if your web host provides shell access, you can issue the following command from
641 -a command prompt to perform the upgrade:</p>
642 -<pre>
643 -<samp>$</samp> <kbd><?php print $cmd; ?></kbd>
644 -</pre>
645 -<p><strong>If you've fixed the file permissions,</strong> you can try the
646 -automatic upgrade again.</p>
647 -
648 -<?php feedwordpress_upgrade_old_and_busted_buttons(); ?>
649 -</div>
650 -<?php
651 - endif;
652 - else :
653 - $magpie_version = FeedWordPress::magpie_version();
654 -
655 - $ignored = get_option('feedwordpress_magpie_ignored_upgrade_to');
656 - if (EXPECTED_MAGPIE_VERSION != $magpie_version and EXPECTED_MAGPIE_VERSION != $ignored) :
657 - if (current_user_can('edit_files')) :
658 - $youAre = 'you are';
659 - $itIsRecommendedThatYou = 'It is <strong>strongly recommended</strong> that you';
660 - else :
661 - $youAre = 'this site is';
662 - $itIsRecommendedThatYou = 'You may want to contact the administrator of the site; it is <strong>strongly recommended</strong> that they';
663 - endif;
664 - print '<div class="error">';
665 -?>
666 -<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>
672 -<p><?php print $itIsRecommendedThatYou; ?> install the upgraded
673 -version of MagpieRSS supplied with FeedWordPress. The version of
674 -MagpieRSS that ships with WordPress is very old and buggy, and
675 -encounters a number of errors when trying to parse modern Atom
676 -and RSS feeds.</p>
677 -<?php
678 - feedwordpress_upgrade_old_and_busted_buttons();
679 - print '</div>';
680 - endif;
681 - endif;
682 -}
683 -
684 -function feedwordpress_upgrade_old_and_busted_buttons() {
685 - if (current_user_can('edit_files')) :
686 -?>
687 -<form action="" method="post"><div>
688 -<?php FeedWordPressCompatibility::stamp_nonce('feedwordpress_fix_magpie'); ?>
689 -<input type="hidden" name="action" value="fix_magpie_version" />
690 -<input class="button-secondary" type="submit" name="ignore" value="<?php _e('Ignore this problem'); ?>" />
691 -<input class="button-primary" type="submit" name="upgrade" value="<?php _e('Upgrade'); ?>" />
692 -</div></form>
693 -<?php
694 - endif;
695 -}
696 -
697 431 ################################################################################
698 432 ## fwp_hold_pings() and fwp_release_pings(): Outbound XML-RPC ping reform ####
699 433 ## ... 'coz it's rude to send 500 pings the first time your aggregator runs ####
700 434 ################################################################################
@@ -883,9 +617,9 @@
883 617 if (!is_null($crash_ts) and (time() > $crash_ts)) : // Check whether we've exceeded the time limit
884 618 break;
885 619 endif;
886 620
887 - $pinged_that = (is_null($uri) or ($uri=='*') or in_array($uri, array($feed->uri(), $feed->homepage())));
621 + $pinged_that = (is_null($uri) or in_array($uri, array($feed->uri(), $feed->homepage())));
888 622
889 623 if (!is_null($uri)) : // A site-specific ping always updates
890 624 $timely = true;
891 625 else :
@@ -913,11 +647,8 @@
913 647 }
914 648
915 649 function stale () {
916 650 if (get_option('feedwordpress_automatic_updates')) :
917 - // Do our best to avoid possible simultaneous
918 - // updates by getting up-to-the-minute settings.
919 -
920 651 $last = get_option('feedwordpress_last_update_all');
921 652
922 653 // If we haven't updated all yet, give it a time window
923 654 if (false === $last) :
@@ -936,8 +667,12 @@
936 667 else :
937 668 FeedWordPress::critical_bug('FeedWordPress::stale::last', $last, __LINE__);
938 669 endif;
939 670
671 + // Explicit request for an update (e.g. from a cron job).
672 + elseif (FeedWordPress::update_requested()) :
673 + $ret = true;
674 +
940 675 else :
941 676 $ret = false;
942 677 endif;
943 678 return $ret;
@@ -943,25 +678,11 @@
943 678 return $ret;
944 679 } // FeedWordPress::stale()
945 680
946 681 function update_requested () {
947 - return (
948 - isset($_REQUEST['update_feedwordpress'])
949 - and $_REQUEST['update_feedwordpress']
950 - );
682 + return (isset($_REQUEST['update_feedwordpress']) and $_REQUEST['update_feedwordpress']);
951 683 } // FeedWordPress::update_requested()
952 684
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 $ret;
962 - } // FeedWordPress::update_requested_url()
963 -
964 685 function syndicate_link ($name, $uri, $rss) {
965 686 global $wpdb;
966 687
967 688 // Get the category ID#
@@ -969,29 +690,16 @@
969 690
970 691 // WordPress gets cranky if there's no homepage URI
971 692 if (!isset($uri) or strlen($uri)<1) : $uri = $rss; endif;
972 693
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 -
694 + if (function_exists('wp_insert_link')) { // WordPress 2.x
987 695 $link_id = wp_insert_link(array(
988 696 "link_name" => $name,
989 697 "link_url" => $uri,
990 - "link_category" => $linkCats,
698 + "link_category" => array($cat_id),
991 699 "link_rss" => $rss
992 700 ));
993 - else : // WordPress 1.5.x
701 + } else { // WordPress 1.5.x
994 702 $result = $wpdb->query("
995 703 INSERT INTO $wpdb->links
996 704 SET
997 705 link_name = '".$wpdb->escape($name)."',
@@ -999,20 +707,12 @@
999 707 link_category = '".$wpdb->escape($cat_id)."',
1000 708 link_rss = '".$wpdb->escape($rss)."'
1001 709 ");
1002 710 $link_id = $wpdb->insert_id;
1003 - endif;
711 + } // if
1004 712 return $link_id;
1005 713 } // function FeedWordPress::syndicate_link()
1006 714
1007 - /*static*/ function syndicated_status ($what, $default) {
1008 - $ret = get_option("feedwordpress_syndicated_{$what}_status");
1009 - if (!$ret) :
1010 - $ret = $default;
1011 - endif;
1012 - return $ret;
1013 - } /* FeedWordPress::syndicated_status() */
1014 -
1015 715 function on_unfamiliar ($what = 'author', $override = NULL) {
1016 716 $set = array(
1017 717 'author' => array('create', 'default', 'filter'),
1018 718 'category' => array('create', 'tag', 'default', 'filter'),
@@ -1071,31 +771,61 @@
1071 771 global $wpdb, $wp_db_version;
1072 772
1073 773 $cat_id = get_option('feedwordpress_cat_id');
1074 774
1075 - // If we don't yet have the category ID stored, search by name
1076 - if (!$cat_id) :
1077 - $cat_id = FeedWordPressCompatibility::link_category_id(DEFAULT_SYNDICATION_CATEGORY);
775 + // If we don't yet *have* the category, we'll have to create it
776 + if ($cat_id === false) :
777 + $cat = $wpdb->escape(DEFAULT_SYNDICATION_CATEGORY);
778 +
779 + // Look for something with the right name...
780 + // -----------------------------------------
1078 781
1079 - if ($cat_id) :
1080 - // We found it; let's stamp it.
1081 - update_option('feedwordpress_cat_id', $cat_id);
782 + // WordPress 2.3 introduces a new taxonomy/term API
783 + if (function_exists('is_term')) :
784 + $cat_id = is_term($cat, 'link_category');
785 + // WordPress 2.1 and 2.2 use a common table for both link and post categories
786 + elseif (isset($wp_db_version) and ($wp_db_version >= FWP_SCHEMA_21 and $wp_db_version < FWP_SCHEMA_23) ) :
787 + $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->categories} WHERE cat_name='$cat'");
788 + // WordPress 1.5 and 2.0.x have a separate table for link categories
789 + elseif (!isset($wp_db_version) or $wp_db_version < FWP_SCHEMA_21) :
790 + $cat_id = $wpdb->get_var("SELECT cat_id FROM {$wpdb->linkcategories} WHERE cat_name='$cat'");
791 + // This should never happen.
792 + else :
793 + FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
1082 794 endif;
1083 795
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 - $cat_id = FeedWordPressCompatibility::insert_link_category(DEFAULT_SYNDICATION_CATEGORY);
796 + // If you still can't find anything, make it for yourself.
797 + // -------------------------------------------------------
798 + if (!$cat_id) :
799 + // WordPress 2.3+ term/taxonomy API
800 + if (function_exists('wp_insert_term')) :
801 + $term = wp_insert_term($cat, 'link_category');
802 + $cat_id = $term['term_id'];
803 + // WordPress 2.1, 2.2 category API. By the way, why the fuck is this API function only available in a wp-admin module?
804 + elseif (function_exists('wp_insert_category')) :
805 + $cat_id = wp_insert_category(array('cat_name' => $cat));
806 + // WordPress 1.5 and 2.0.x
807 + elseif (!isset($wp_db_version) or $wp_db_version < FWP_SCHEMA_21) :
808 + $result = $wpdb->query("
809 + INSERT INTO $wpdb->linkcategories
810 + SET
811 + cat_id = 0,
812 + cat_name='$cat',
813 + show_images='N',
814 + show_description='N',
815 + show_rating='N',
816 + show_updated='N',
817 + sort_order='name'
818 + ");
819 + $cat_id = $wpdb->insert_id;
820 + // This should never happen.
821 + else :
822 + FeedWordPress::critical_bug('FeedWordPress::link_category_id::wp_db_version', $wp_db_version, __LINE__);
823 + endif;
824 + endif;
1093 825
1094 - // Stamp it
1095 826 update_option('feedwordpress_cat_id', $cat_id);
1096 827 endif;
1097 -
1098 828 return $cat_id;
1099 829 } // function FeedWordPress::link_category_id()
1100 830
1101 831 # Upgrades and maintenance...
@@ -1105,9 +835,12 @@
1105 835 $ret = false; // innocent until proven guilty
1106 836 if (!$fwp_db_version or $fwp_db_version < FEEDWORDPRESS_VERSION) :
1107 837 // This is an older version or a fresh install. Does it
1108 838 // require a database upgrade or database initialization?
1109 - if ($fwp_db_version <= 0.96) :
839 + if ($fwp_db_version > 0.96) :
840 + // No. Just brand it with the new version.
841 + update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
842 + else :
1110 843 // Yes. Check to see whether this is a fresh install or an upgrade.
1111 844 $syn = $wpdb->get_col("
1112 845 SELECT post_id
1113 846 FROM $wpdb->postmeta
@@ -1117,21 +850,8 @@
1117 850 $ret = true;
1118 851 else : // fresh install; brand it as ours
1119 852 update_option('feedwordpress_version', FEEDWORDPRESS_VERSION);
1120 853 endif;
1121 - elseif ($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 854 endif;
1135 855 endif;
1136 856 return $ret;
1137 857 }
@@ -1172,16 +892,14 @@
1172 892 $wpdb->query("DROP TABLE tmp_custom_values");
1173 893
1174 894 // Now fix the guids to avoid duplicate posts
1175 895 echo "<ul>";
1176 - foreach ($this->feeds as $syndicatedLink) :
1177 - $feed = $syndicatedLink->settings;
896 + foreach ($this->feeds as $feed) :
1178 897 echo "<li>Fixing post meta-data for <cite>".$feed['link/name']."</cite> &#8230; "; flush();
1179 898 $rss = @fetch_rss($feed['link/uri']);
1180 899 if (is_array($rss->items)) :
1181 900 foreach ($rss->items as $item) :
1182 - $post = new SyndicatedPost($item, $syndicatedLink);
1183 - $guid = $wpdb->escape($post->guid()); // new GUID algorithm
901 + $guid = $wpdb->escape(FeedWordPress::guid($item, $feed)); // new GUID algorithm
1184 902 $link = $wpdb->escape($item['link']);
1185 903
1186 904 $wpdb->query("
1187 905 UPDATE `{$wpdb->posts}` SET guid='{$guid}' WHERE guid='{$link}'
@@ -1205,29 +923,8 @@
1205 923 CREATE INDEX {$wpdb->posts}_guid_idx ON {$wpdb->posts}(guid)
1206 924 ");
1207 925 } /* FeedWordPress::create_guid_index () */
1208 926
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 - function magpie_version () {
1224 - if (!defined('MAGPIE_VERSION')) : $magpie_version = $GLOBALS['wp_version'].'-default';
1225 - else : $magpie_version = MAGPIE_VERSION;
1226 - endif;
1227 - return $magpie_version;
1228 - }
1229 -
1230 927 # Utility functions for handling text settings
1231 928 function negative ($f, $setting) {
1232 929 $nego = array ('n', 'no', 'f', 'false');
1233 930 return (isset($f[$setting]) and in_array(strtolower($f[$setting]), $nego));
@@ -1242,34 +939,1522 @@
1242 939 # Internal debugging functions
1243 940 function critical_bug ($varname, $var, $line) {
1244 941 global $wp_version;
1245 942
1246 - if (defined('MAGPIE_VERSION')) : $mv = MAGPIE_VERSION;
1247 - else : $mv = 'WordPress '.$wp_version.' default.';
1248 - endif;
1249 -
1250 943 echo '<p>There may be a bug in FeedWordPress. Please <a href="'.FEEDWORDPRESS_AUTHOR_CONTACT.'">contact the author</a> and paste the following information into your e-mail:</p>';
1251 944 echo "\n<plaintext>";
1252 945 echo "Triggered at line # ".$line."\n";
1253 946 echo "FeedWordPress version: ".FEEDWORDPRESS_VERSION."\n";
1254 - echo "MagpieRSS version: {$mv}\n";
1255 - echo "WordPress version: {$wp_version}\n";
947 + echo "WordPress version: $wp_version\n";
1256 948 echo "PHP version: ".phpversion()."\n";
1257 949 echo "\n";
1258 950 echo $varname.": "; var_dump($var); echo "\n";
1259 951 die;
1260 952 }
953 +} // class FeedWordPress
954 +
955 +class SyndicatedPost {
956 + var $item = null;
1261 957
1262 - function noncritical_bug ($varname, $var, $line) {
1263 - if (FEEDWORDPRESS_DEBUG) : // halt only when we are doing debugging
1264 - FeedWordPress::critical_bug($varname, $var, $line);
958 + var $link = null;
959 + var $feed = null;
960 + var $feedmeta = null;
961 +
962 + var $post = array ();
963 + var $_base = null;
964 +
965 + var $_freshness = null;
966 + var $_wp_id = null;
967 +
968 + function SyndicatedPost ($item, $link) {
969 + global $wpdb;
970 +
971 + $this->link = $link;
972 + $feedmeta = $link->settings;
973 + $feed = $link->magpie;
974 +
975 + # This is ugly as all hell. I'd like to use apply_filters()'s
976 + # alleged support for a variable argument count, but this seems
977 + # to have been broken in WordPress 1.5. It'll be fixed somehow
978 + # in WP 1.5.1, but I'm aiming at WP 1.5 compatibility across
979 + # the board here.
980 + #
981 + # Cf.: <http://mosquito.wordpress.org/view.php?id=901>
982 + global $fwp_channel, $fwp_feedmeta;
983 + $fwp_channel = $feed; $fwp_feedmeta = $feedmeta;
984 +
985 + $this->feed = $feed;
986 + $this->feedmeta = $feedmeta;
987 +
988 + $this->item = $item;
989 + $this->item = apply_filters('syndicated_item', $this->item, $this);
990 +
991 + # Filters can halt further processing by returning NULL
992 + if (is_null($this->item)) :
993 + $this->post = NULL;
994 + else :
995 + # Note that nothing is run through $wpdb->escape() here.
996 + # That's deliberate. The escaping is done at the point
997 + # of insertion, not here, to avoid double-escaping and
998 + # to avoid screwing with syndicated_post filters
999 +
1000 + $this->post['post_title'] = apply_filters('syndicated_item_title', $this->item['title'], $this);
1001 +
1002 + // This just gives us an alphanumeric representation of
1003 + // the author. We will look up (or create) the numeric
1004 + // ID for the author in SyndicatedPost::add()
1005 + $this->post['named']['author'] = apply_filters('syndicated_item_author', $this->author(), $this);
1006 +
1007 + # Identify content and sanitize it.
1008 + # ---------------------------------
1009 + if (isset($this->item['xhtml']['body'])) :
1010 + $content = $this->item['xhtml']['body'];
1011 + elseif (isset($this->item['xhtml']['div'])) :
1012 + $content = $this->item['xhtml']['div'];
1013 + elseif (isset($this->item['content']['encoded']) and $this->item['content']['encoded']):
1014 + $content = $this->item['content']['encoded'];
1015 + else:
1016 + $content = $this->item['description'];
1017 + endif;
1018 + $this->post['post_content'] = apply_filters('syndicated_item_content', $content, $this);
1019 +
1020 + # Identify and sanitize excerpt
1021 + $excerpt = NULL;
1022 + if ( isset($this->item['description']) and $this->item['description'] ) :
1023 + $excerpt = $this->item['description'];
1024 + elseif ( isset($content) and $content ) :
1025 + $excerpt = strip_tags($content);
1026 + if (strlen($excerpt) > 255) :
1027 + $excerpt = substr($excerpt,0,252).'...';
1028 + endif;
1029 + endif;
1030 + $excerpt = apply_filters('syndicated_item_excerpt', $excerpt, $this);
1031 +
1032 + if (!is_null($excerpt)):
1033 + $this->post['post_excerpt'] = $excerpt;
1034 + endif;
1035 +
1036 + // This is unnecessary if we use wp_insert_post
1037 + if (!$this->use_api('wp_insert_post')) :
1038 + $this->post['post_name'] = sanitize_title($this->post['post_title']);
1039 + endif;
1040 +
1041 + $this->post['epoch']['issued'] = apply_filters('syndicated_item_published', $this->published(), $this);
1042 + $this->post['epoch']['created'] = apply_filters('syndicated_item_created', $this->created(), $this);
1043 + $this->post['epoch']['modified'] = apply_filters('syndicated_item_updated', $this->updated(), $this);
1044 +
1045 + // Dealing with timestamps in WordPress is so fucking fucked.
1046 + $offset = (int) get_option('gmt_offset') * 60 * 60;
1047 + $this->post['post_date'] = gmdate('Y-m-d H:i:s', $this->published() + $offset);
1048 + $this->post['post_modified'] = gmdate('Y-m-d H:i:s', $this->updated() + $offset);
1049 + $this->post['post_date_gmt'] = gmdate('Y-m-d H:i:s', $this->published());
1050 + $this->post['post_modified_gmt'] = gmdate('Y-m-d H:i:s', $this->updated());
1051 +
1052 + // Use feed-level preferences or the global default.
1053 + $this->post['post_status'] = $this->link->syndicated_status('post', 'publish');
1054 + $this->post['comment_status'] = $this->link->syndicated_status('comment', 'closed');
1055 + $this->post['ping_status'] = $this->link->syndicated_status('ping', 'closed');
1056 +
1057 + // Unique ID (hopefully a unique tag: URI); failing that, the permalink
1058 + $this->post['guid'] = apply_filters('syndicated_item_guid', $this->guid(), $this);
1059 +
1060 + // RSS 2.0 / Atom 1.0 enclosure support
1061 + if ( isset($this->item['enclosure#']) ) :
1062 + for ($i = 1; $i <= $this->item['enclosure#']; $i++) :
1063 + $eid = (($i > 1) ? "#{$id}" : "");
1064 + $this->post['meta']['enclosure'][] =
1065 + apply_filters('syndicated_item_enclosure_url', $this->item["enclosure{$eid}@url"], $this)."\n".
1066 + apply_filters('syndicated_item_enclosure_length', $this->item["enclosure{$eid}@length"], $this)."\n".
1067 + apply_filters('syndicated_item_enclosure_type', $this->item["enclosure{$eid}@type"], $this);
1068 + endfor;
1069 + endif;
1070 +
1071 + // In case you want to point back to the blog this was syndicated from
1072 + if (isset($this->feed->channel['title'])) :
1073 + $this->post['meta']['syndication_source'] = apply_filters('syndicated_item_source_title', $this->feed->channel['title'], $this);
1074 + endif;
1075 +
1076 + if (isset($this->feed->channel['link'])) :
1077 + $this->post['meta']['syndication_source_uri'] = apply_filters('syndicated_item_source_link', $this->feed->channel['link'], $this);
1078 + endif;
1079 +
1080 + // Make use of atom:source data, if present in an aggregated feed
1081 + if (isset($this->item['source_title'])) :
1082 + $this->post['meta']['syndication_source_original'] = $this->item['source_title'];
1083 + endif;
1084 +
1085 + if (isset($this->item['source_link'])) :
1086 + $this->post['meta']['syndication_source_uri_original'] = $this->item['source_link'];
1087 + endif;
1088 +
1089 + if (isset($this->item['source_id'])) :
1090 + $this->post['meta']['syndication_source_id_original'] = $this->item['source_id'];
1091 + endif;
1092 +
1093 + // Store information on human-readable and machine-readable comment URIs
1094 + if (isset($this->item['comments'])) :
1095 + $this->post['meta']['rss:comments'] = apply_filters('syndicated_item_comments', $this->item['comments']);
1096 + endif;
1097 + if (isset($this->item['wfw']['commentrss'])) :
1098 + $this->post['meta']['wfw:commentRSS'] = apply_filters('syndicated_item_commentrss', $this->item['wfw']['commentrss']);
1099 + endif;
1100 +
1101 + // Store information to identify the feed that this came from
1102 + $this->post['meta']['syndication_feed'] = $this->feedmeta['link/uri'];
1103 + $this->post['meta']['syndication_feed_id'] = $this->feedmeta['link/id'];
1104 +
1105 + if (isset($this->item['source_link_self'])) :
1106 + $this->post['meta']['syndication_feed_original'] = $this->item['source_link_self'];
1107 + endif;
1108 +
1109 + // In case you want to know the external permalink...
1110 + $this->post['meta']['syndication_permalink'] = apply_filters('syndicated_item_link', $this->item['link']);
1111 +
1112 + // Store a hash of the post content for checking whether something needs to be updated
1113 + $this->post['meta']['syndication_item_hash'] = $this->update_hash();
1114 +
1115 + // Feed-by-feed options for author and category creation
1116 + $this->post['named']['unfamiliar']['author'] = $this->feedmeta['unfamiliar author'];
1117 + $this->post['named']['unfamiliar']['category'] = $this->feedmeta['unfamiliar category'];
1118 +
1119 + // Categories: start with default categories, if any
1120 + $fc = get_option("feedwordpress_syndication_cats");
1121 + if ($fc) :
1122 + $this->post['named']['preset/category'] = explode("\n", $fc);
1123 + else :
1124 + $this->post['named']['preset/category'] = array();
1125 + endif;
1126 +
1127 + if (is_array($this->feedmeta['cats'])) :
1128 + $this->post['named']['preset/category'] = array_merge($this->post['named']['preset/category'], $this->feedmeta['cats']);
1129 + endif;
1130 +
1131 + // Now add categories from the post, if we have 'em
1132 + $this->post['named']['category'] = array();
1133 + if ( isset($this->item['category#']) ) :
1134 + for ($i = 1; $i <= $this->item['category#']; $i++) :
1135 + $cat_idx = (($i > 1) ? "#{$i}" : "");
1136 + $cat = $this->item["category{$cat_idx}"];
1137 +
1138 + if ( isset($this->feedmeta['cat_split']) and strlen($this->feedmeta['cat_split']) > 0) :
1139 + $pcre = "\007".$this->feedmeta['cat_split']."\007";
1140 + $this->post['named']['category'] = array_merge($this->post['named']['category'], preg_split($pcre, $cat, -1 /*=no limit*/, PREG_SPLIT_NO_EMPTY));
1141 + else :
1142 + $this->post['named']['category'][] = $cat;
1143 + endif;
1144 + endfor;
1145 + endif;
1146 + $this->post['named']['category'] = apply_filters('syndicated_item_categories', $this->post['named']['category'], $this);
1147 +
1148 + // Tags: start with default tags, if any
1149 + $ft = get_option("feedwordpress_syndication_tags");
1150 + if ($ft) :
1151 + $this->post['tags_input'] = explode('FEEDWORDPRESS_CAT_SEPARATOR', $ft);
1152 + else :
1153 + $this->post['tags_input'] = array();
1154 + endif;
1155 +
1156 + if (is_array($this->feedmeta['tags'])) :
1157 + $this->post['tags_input'] = array_merge($this->post['tags_input'], $this->feedmeta['tags']);
1158 + endif;
1159 +
1265 1160 endif;
1161 + } // SyndicatedPost::SyndicatedPost()
1162 +
1163 + function filtered () {
1164 + return is_null($this->post);
1266 1165 }
1267 -} // class FeedWordPress
1268 1166
1269 -require_once(dirname(__FILE__) . '/syndicatedpost.class.php');
1270 -require_once(dirname(__FILE__) . '/syndicatedlink.class.php');
1167 + function freshness () {
1168 + global $wpdb;
1271 1169
1170 + if ($this->filtered()) : // This should never happen.
1171 + FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1172 + endif;
1173 +
1174 + if (is_null($this->_freshness)) :
1175 + $guid = $wpdb->escape($this->guid());
1176 +
1177 + $result = $wpdb->get_row("
1178 + SELECT id, guid, post_modified_gmt
1179 + FROM $wpdb->posts WHERE guid='$guid'
1180 + ");
1181 +
1182 + if (!$result) :
1183 + $this->_freshness = 2; // New content
1184 + else:
1185 + $stored_update_hashes = get_post_custom_values('syndication_item_hash', $result->id);
1186 + if (count($stored_update_hashes) > 0) :
1187 + $stored_update_hash = $stored_update_hashes[0];
1188 + $update_hash_changed = ($stored_update_hash != $this->update_hash());
1189 + else :
1190 + $update_hash_changed = false;
1191 + endif;
1192 +
1193 + preg_match('/([0-9]+)-([0-9]+)-([0-9]+) ([0-9]+):([0-9]+):([0-9]+)/', $result->post_modified_gmt, $backref);
1194 +
1195 + $last_rev_ts = gmmktime($backref[4], $backref[5], $backref[6], $backref[2], $backref[3], $backref[1]);
1196 + $updated_ts = $this->updated(/*fallback=*/ true, /*default=*/ NULL);
1197 + $updated = ((
1198 + !is_null($updated_ts)
1199 + and ($updated_ts > $last_rev_ts)
1200 + ) or $update_hash_changed);
1201 +
1202 + if ($updated) :
1203 + $this->_freshness = 1; // Updated content
1204 + $this->_wp_id = $result->id;
1205 + else :
1206 + $this->_freshness = 0; // Same old, same old
1207 + $this->_wp_id = $result->id;
1208 + endif;
1209 + endif;
1210 + endif;
1211 + return $this->_freshness;
1212 + }
1213 +
1214 + function wp_id () {
1215 + if ($this->filtered()) : // This should never happen.
1216 + FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1217 + endif;
1218 +
1219 + if (is_null($this->_wp_id) and is_null($this->_freshness)) :
1220 + $fresh = $this->freshness(); // sets WP DB id in the process
1221 + endif;
1222 + return $this->_wp_id;
1223 + }
1224 +
1225 + function store () {
1226 + global $wpdb;
1227 +
1228 + if ($this->filtered()) : // This should never happen.
1229 + FeedWordPress::critical_bug('SyndicatedPost', $this, __LINE__);
1230 + endif;
1231 +
1232 + $freshness = $this->freshness();
1233 + if ($freshness > 0) :
1234 + # -- Look up, or create, numeric ID for author
1235 + $this->post['post_author'] = $this->author_id (
1236 + FeedWordPress::on_unfamiliar('author', $this->post['named']['unfamiliar']['author'])
1237 + );
1238 +
1239 + if (is_null($this->post['post_author'])) :
1240 + $this->post = NULL;
1241 + endif;
1242 + endif;
1243 +
1244 + if (!$this->filtered() and $freshness > 0) :
1245 + # -- Look up, or create, numeric ID for categories
1246 + list($pcats, $ptags) = $this->category_ids (
1247 + $this->post['named']['category'],
1248 + FeedWordPress::on_unfamiliar('category', $this->post['named']['unfamiliar']['category']),
1249 + /*tags_too=*/ true
1250 + );
1251 +
1252 + $this->post['post_category'] = $pcats;
1253 + $this->post['tags_input'] = array_merge($this->post['tags_input'], $ptags);
1254 +
1255 + if (is_null($this->post['post_category'])) :
1256 + // filter mode on, no matching categories; drop the post
1257 + $this->post = NULL;
1258 + else :
1259 + // filter mode off or at least one match; now add on the feed and global presets
1260 + $this->post['post_category'] = array_merge (
1261 + $this->post['post_category'],
1262 + $this->category_ids (
1263 + $this->post['named']['preset/category'],
1264 + 'default'
1265 + )
1266 + );
1267 +
1268 + if (count($this->post['post_category']) < 1) :
1269 + $this->post['post_category'][] = 1; // Default to category 1 ("Uncategorized" / "General") if nothing else
1270 + endif;
1271 + endif;
1272 + endif;
1273 +
1274 + if (!$this->filtered() and $freshness > 0) :
1275 + unset($this->post['named']);
1276 + $this->post = apply_filters('syndicated_post', $this->post, $this);
1277 + endif;
1278 +
1279 + if (!$this->filtered() and $freshness == 2) :
1280 + // The item has not yet been added. So let's add it.
1281 + $this->insert_new();
1282 + $this->add_rss_meta();
1283 + do_action('post_syndicated_item', $this->wp_id());
1284 +
1285 + $ret = 'new';
1286 + elseif (!$this->filtered() and $freshness == 1) :
1287 + $this->post['ID'] = $this->wp_id();
1288 + $this->update_existing();
1289 + $this->add_rss_meta();
1290 + do_action('update_syndicated_item', $this->wp_id());
1291 +
1292 + $ret = 'updated';
1293 + else :
1294 + $ret = false;
1295 + endif;
1296 +
1297 + return $ret;
1298 + } // function SyndicatedPost::store ()
1299 +
1300 + function insert_new () {
1301 + global $wpdb, $wp_db_version;
1302 +
1303 + // Why the fuck doesn't wp_insert_post already do this?
1304 + foreach ($this->post as $key => $value) :
1305 + if (is_string($value)) :
1306 + $dbpost[$key] = $wpdb->escape($value);
1307 + else :
1308 + $dbpost[$key] = $value;
1309 + endif;
1310 + endforeach;
1311 +
1312 + if (strlen($dbpost['post_title'].$dbpost['post_content'].$dbpost['post_excerpt']) == 0) :
1313 + // FIXME: Option for filtering out empty posts
1314 + endif;
1315 + if (strlen($dbpost['post_title'])==0) :
1316 + $dbpost['post_title'] = $this->post['meta']['syndication_source']
1317 + .' '.gmdate('Y-m-d H:i:s', $this->published() + $offset);
1318 + // FIXME: Option for what to fill a blank title with...
1319 + endif;
1320 +
1321 + if ($this->use_api('wp_insert_post')) :
1322 + $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1323 +
1324 + // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1325 + add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1326 +
1327 + // Kludge to prevent kses filters from stripping the
1328 + // content of posts when updating without a logged in
1329 + // user who has `unfiltered_html` capability.
1330 + add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1331 +
1332 + $this->_wp_id = wp_insert_post($dbpost);
1333 +
1334 + // Turn off ridiculous fucking kludges #1 and #2
1335 + remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1336 + remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1337 +
1338 + // This should never happen.
1339 + if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1340 + FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1341 + endif;
1342 +
1343 + // Unfortunately, as of WordPress 2.3, wp_insert_post()
1344 + // *still* offers no way to use a guid of your choice,
1345 + // and munges your post modified timestamp, too.
1346 + $result = $wpdb->query("
1347 + UPDATE $wpdb->posts
1348 + SET
1349 + guid='{$dbpost['guid']}',
1350 + post_modified='{$dbpost['post_modified']}',
1351 + post_modified_gmt='{$dbpost['post_modified_gmt']}'
1352 + WHERE ID='{$this->_wp_id}'
1353 + ");
1354 + else :
1355 + # The right way to do this is the above. But, alas,
1356 + # in earlier versions of WordPress, wp_insert_post has
1357 + # too much behavior (mainly related to pings) that can't
1358 + # be overridden. In WordPress 1.5, it's enough of a
1359 + # resource hog to make PHP segfault after inserting
1360 + # 50-100 posts. This can get pretty annoying, especially
1361 + # if you are trying to update your feeds for the first
1362 + # time.
1363 +
1364 + $result = $wpdb->query("
1365 + INSERT INTO $wpdb->posts
1366 + SET
1367 + guid = '{$dbpost['guid']}',
1368 + post_author = '{$dbpost['post_author']}',
1369 + post_date = '{$dbpost['post_date']}',
1370 + post_date_gmt = '{$dbpost['post_date_gmt']}',
1371 + post_content = '{$dbpost['post_content']}',"
1372 + .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1373 + post_title = '{$dbpost['post_title']}',
1374 + post_name = '{$dbpost['post_name']}',
1375 + post_modified = '{$dbpost['post_modified']}',
1376 + post_modified_gmt = '{$dbpost['post_modified_gmt']}',
1377 + comment_status = '{$dbpost['comment_status']}',
1378 + ping_status = '{$dbpost['ping_status']}',
1379 + post_status = '{$dbpost['post_status']}'
1380 + ");
1381 + $this->_wp_id = $wpdb->insert_id;
1382 +
1383 + // This should never happen.
1384 + if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1385 + FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1386 + endif;
1387 +
1388 + // WordPress 1.5.x - 2.0.x
1389 + wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1390 +
1391 + // Since we are not going through official channels, we need to
1392 + // manually tell WordPress that we've published a new post.
1393 + // We need to make sure to do this in order for FeedWordPress
1394 + // to play well with the staticize-reloaded plugin (something
1395 + // that a large aggregator website is going to *want* to be
1396 + // able to use).
1397 + do_action('publish_post', $this->_wp_id);
1398 + endif;
1399 + } /* SyndicatedPost::insert_new() */
1400 +
1401 + function update_existing () {
1402 + global $wpdb;
1403 +
1404 + // Why the fuck doesn't wp_insert_post already do this?
1405 + $dbpost = array();
1406 + foreach ($this->post as $key => $value) :
1407 + if (is_string($value)) :
1408 + $dbpost[$key] = $wpdb->escape($value);
1409 + else :
1410 + $dbpost[$key] = $value;
1411 + endif;
1412 + endforeach;
1413 +
1414 + if ($this->use_api('wp_insert_post')) :
1415 + $dbpost['post_pingback'] = false; // Tell WP 2.1 and 2.2 not to process for pingbacks
1416 +
1417 + // This is a ridiculous fucking kludge necessitated by WordPress 2.6 munging authorship meta-data
1418 + add_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1419 +
1420 + // Kludge to prevent kses filters from stripping the
1421 + // content of posts when updating without a logged in
1422 + // user who has `unfiltered_html` capability.
1423 + add_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1424 +
1425 + $this->_wp_id = wp_insert_post($dbpost);
1426 +
1427 + // Turn off ridiculous fucking kludges #1 and #2
1428 + remove_action('_wp_put_post_revision', array($this, 'fix_revision_meta'));
1429 + remove_filter('content_save_pre', array($this, 'avoid_kses_munge'), 11);
1430 +
1431 + // This should never happen.
1432 + if (!is_numeric($this->_wp_id) or ($this->_wp_id == 0)) :
1433 + FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1434 + endif;
1435 +
1436 + // Unfortunately, as of WordPress 2.3, wp_insert_post()
1437 + // munges your post modified timestamp.
1438 + $result = $wpdb->query("
1439 + UPDATE $wpdb->posts
1440 + SET
1441 + post_modified='{$dbpost['post_modified']}',
1442 + post_modified_gmt='{$dbpost['post_modified_gmt']}'
1443 + WHERE ID='{$this->_wp_id}'
1444 + ");
1445 + else :
1446 +
1447 + $result = $wpdb->query("
1448 + UPDATE $wpdb->posts
1449 + SET
1450 + post_author = '{$dbpost['post_author']}',
1451 + post_content = '{$dbpost['post_content']}',"
1452 + .(isset($dbpost['post_excerpt']) ? "post_excerpt = '{$dbpost['post_excerpt']}'," : "")."
1453 + post_title = '{$dbpost['post_title']}',
1454 + post_name = '{$dbpost['post_name']}',
1455 + post_modified = '{$dbpost['post_modified']}',
1456 + post_modified_gmt = '{$dbpost['post_modified_gmt']}'
1457 + WHERE guid='{$dbpost['guid']}'
1458 + ");
1459 +
1460 + // WordPress 2.1.x and up
1461 + if (function_exists('wp_set_post_categories')) :
1462 + wp_set_post_categories($this->wp_id(), $this->post['post_category']);
1463 + // WordPress 1.5.x - 2.0.x
1464 + elseif (function_exists('wp_set_post_cats')) :
1465 + wp_set_post_cats('1', $this->wp_id(), $this->post['post_category']);
1466 + // This should never happen.
1467 + else :
1468 + FeedWordPress::critical_bug('SyndicatedPost (_wp_id problem)', array("dbpost" => $dbpost, "this" => $this), __LINE__);
1469 + endif;
1470 +
1471 + // Since we are not going through official channels, we need to
1472 + // manually tell WordPress that we've published a new post.
1473 + // We need to make sure to do this in order for FeedWordPress
1474 + // to play well with the staticize-reloaded plugin (something
1475 + // that a large aggregator website is going to *want* to be
1476 + // able to use).
1477 + do_action('edit_post', $this->post['ID']);
1478 + endif;
1479 + } /* SyndicatedPost::update_existing() */
1480 +
1481 + /**
1482 + * SyndicatedPost::fix_revision_meta() - Fixes the way WP 2.6+ fucks up
1483 + * meta-data (authorship, etc.) when storing revisions of an updated
1484 + * syndicated post.
1485 + *
1486 + * In their infinite wisdom, the WordPress coders have made it completely
1487 + * impossible for a plugin that uses wp_insert_post() to set certain
1488 + * meta-data (such as the author) when you store an old revision of an
1489 + * updated post. Instead, it uses the WordPress defaults (= currently
1490 + * active user ID if the process is running with a user logged in, or
1491 + * = #0 if there is no user logged in). This results in bogus authorship
1492 + * data for revisions that are syndicated from off the feed, unless we
1493 + * use a ridiculous kludge like this to end-run the munging of meta-data
1494 + * by _wp_put_post_revision.
1495 + *
1496 + * @param int $revision_id The revision ID to fix up meta-data
1497 + */
1498 + function fix_revision_meta ($revision_id) {
1499 + global $wpdb;
1500 +
1501 + $post_author = (int) $this->post['post_author'];
1502 +
1503 + $revision_id = (int) $revision_id;
1504 + $wpdb->query("
1505 + UPDATE $wpdb->posts
1506 + SET post_author={$this->post['post_author']}
1507 + WHERE post_type = 'revision' AND ID='$revision_id'
1508 + ");
1509 + } /* SyndicatedPost::fix_revision_meta () */
1510 +
1511 + /**
1512 + * SyndicatedPost::avoid_kses_munge() -- If FeedWordPress is processing
1513 + * an automatic update, that generally means that wp_insert_post() is
1514 + * being called under the user credentials of whoever is viewing the
1515 + * blog at the time -- usually meaning no user at all. But if WordPress
1516 + * gets a wp_insert_post() when current_user_can('unfiltered_html') is
1517 + * false, it will run the content of the post through a kses function
1518 + * that strips out lots of HTML tags -- notably <object> and some others.
1519 + * This causes problems for syndicating (for example) feeds that contain
1520 + * YouTube videos. It also produces an unexpected asymmetry between
1521 + * automatically-initiated updates and updates initiated manually from
1522 + * the WordPress Dashboard (which are usually initiated under the
1523 + * credentials of a logged-in admin, and so don't get run through the
1524 + * kses function). So, to avoid the whole mess, what we do here is
1525 + * just forcibly disable the kses munging for a single syndicated post,
1526 + * by restoring the contents of the `post_content` field.
1527 + *
1528 + * @param string $content The content of the post, after other filters have gotten to it
1529 + * @return string The original content of the post, before other filters had a chance to munge it.
1530 + */
1531 + function avoid_kses_munge ($content) {
1532 + global $wpdb;
1533 + return $wpdb->escape($this->post['post_content']);
1534 + }
1535 +
1536 + // SyndicatedPost::add_rss_meta: adds interesting meta-data to each entry
1537 + // using the space for custom keys. The set of keys and values to add is
1538 + // specified by the keys and values of $post['meta']. This is used to
1539 + // store anything that the WordPress user might want to access from a
1540 + // template concerning the post's original source that isn't provided
1541 + // for by standard WP meta-data (i.e., any interesting data about the
1542 + // syndicated post other than author, title, timestamp, categories, and
1543 + // guid). It's also used to hook into WordPress's support for
1544 + // enclosures.
1545 + function add_rss_meta () {
1546 + global $wpdb;
1547 + if ( is_array($this->post) and isset($this->post['meta']) and is_array($this->post['meta']) ) :
1548 + $postId = $this->wp_id();
1549 +
1550 + // Aggregated posts should NOT send out pingbacks.
1551 + // WordPress 2.1-2.2 claim you can tell them not to
1552 + // using $post_pingback, but they don't listen, so we
1553 + // make sure here.
1554 + $result = $wpdb->query("
1555 + DELETE FROM $wpdb->postmeta
1556 + WHERE post_id='$postId' AND meta_key='_pingme'
1557 + ");
1558 +
1559 + foreach ( $this->post['meta'] as $key => $values ) :
1560 +
1561 + $key = $wpdb->escape($key);
1562 +
1563 + // If this is an update, clear out the old
1564 + // values to avoid duplication.
1565 + $result = $wpdb->query("
1566 + DELETE FROM $wpdb->postmeta
1567 + WHERE post_id='$postId' AND meta_key='$key'
1568 + ");
1569 +
1570 + // Allow for either a single value or an array
1571 + if (!is_array($values)) $values = array($values);
1572 + foreach ( $values as $value ) :
1573 + $value = $wpdb->escape($value);
1574 + $result = $wpdb->query("
1575 + INSERT INTO $wpdb->postmeta
1576 + SET
1577 + post_id='$postId',
1578 + meta_key='$key',
1579 + meta_value='$value'
1580 + ");
1581 + endforeach;
1582 + endforeach;
1583 + endif;
1584 + } /* SyndicatedPost::add_rss_meta () */
1585 +
1586 + // SyndicatedPost::author_id (): get the ID for an author name from
1587 + // the feed. Create the author if necessary.
1588 + function author_id ($unfamiliar_author = 'create') {
1589 + global $wpdb;
1590 +
1591 + $a = $this->author();
1592 + $author = $a['name'];
1593 + $email = $a['email'];
1594 + $url = $a['uri'];
1595 +
1596 + $match_author_by_email = !('yes' == get_option("feedwordpress_do_not_match_author_by_email"));
1597 + if ($match_author_by_email and !FeedWordPress::is_null_email($email)) :
1598 + $test_email = $email;
1599 + else :
1600 + $test_email = NULL;
1601 + endif;
1602 +
1603 + // Never can be too careful...
1604 + $login = sanitize_user($author, /*strict=*/ true);
1605 + $login = apply_filters('pre_user_login', $login);
1606 +
1607 + $nice_author = sanitize_title($author);
1608 + $nice_author = apply_filters('pre_user_nicename', $nice_author);
1609 +
1610 + $reg_author = $wpdb->escape(preg_quote($author));
1611 + $author = $wpdb->escape($author);
1612 + $email = $wpdb->escape($email);
1613 + $test_email = $wpdb->escape($test_email);
1614 + $url = $wpdb->escape($url);
1615 +
1616 + // Check for an existing author rule....
1617 + if (isset($this->link->settings['map authors']['name'][strtolower(trim($author))])) :
1618 + $author_rule = $this->link->settings['map authors']['name'][strtolower(trim($author))];
1619 + else :
1620 + $author_rule = NULL;
1621 + endif;
1622 +
1623 + // User name is mapped to a particular author. If that author ID exists, use it.
1624 + if (is_numeric($author_rule) and get_userdata((int) $author_rule)) :
1625 + $id = (int) $author_rule;
1626 +
1627 + // User name is filtered out
1628 + elseif ('filter' == $author_rule) :
1629 + $id = NULL;
1630 +
1631 + else :
1632 + // Check the database for an existing author record that might fit
1633 +
1634 + #-- WordPress 2.0+
1635 + if (fwp_test_wp_version(FWP_SCHEMA_HAS_USERMETA)) :
1636 +
1637 + // First try the user core data table.
1638 + $id = $wpdb->get_var(
1639 + "SELECT ID FROM $wpdb->users
1640 + WHERE
1641 + TRIM(LCASE(user_login)) = TRIM(LCASE('$login'))
1642 + OR (
1643 + LENGTH(TRIM(LCASE(user_email))) > 0
1644 + AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1645 + )
1646 + OR TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author'))
1647 + ");
1648 +
1649 + // If that fails, look for aliases in the user meta data table
1650 + if (is_null($id)) :
1651 + $id = $wpdb->get_var(
1652 + "SELECT user_id FROM $wpdb->usermeta
1653 + WHERE
1654 + (meta_key = 'description' AND TRIM(LCASE(meta_value)) = TRIM(LCASE('$author')))
1655 + OR (
1656 + meta_key = 'description'
1657 + AND TRIM(LCASE(meta_value))
1658 + RLIKE CONCAT(
1659 + '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1660 + TRIM(LCASE('$reg_author')),
1661 + '( |\\t|\\r)*(\\n|\$)'
1662 + )
1663 + )
1664 + ");
1665 + endif;
1666 +
1667 + #-- WordPress 1.5.x
1668 + else :
1669 + $id = $wpdb->get_var(
1670 + "SELECT ID from $wpdb->users
1671 + WHERE
1672 + TRIM(LCASE(user_login)) = TRIM(LCASE('$login')) OR
1673 + (
1674 + LENGTH(TRIM(LCASE(user_email))) > 0
1675 + AND TRIM(LCASE(user_email)) = TRIM(LCASE('$test_email'))
1676 + ) OR
1677 + TRIM(LCASE(user_firstname)) = TRIM(LCASE('$author')) OR
1678 + TRIM(LCASE(user_nickname)) = TRIM(LCASE('$author')) OR
1679 + TRIM(LCASE(user_nicename)) = TRIM(LCASE('$nice_author')) OR
1680 + TRIM(LCASE(user_description)) = TRIM(LCASE('$author')) OR
1681 + (
1682 + LOWER(user_description)
1683 + RLIKE CONCAT(
1684 + '(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*',
1685 + LCASE('$reg_author'),
1686 + '( |\\t|\\r)*(\\n|\$)'
1687 + )
1688 + )
1689 + ");
1690 +
1691 + endif;
1692 +
1693 + // ... if you don't find one, then do what you need to do
1694 + if (is_null($id)) :
1695 + if ($unfamiliar_author === 'create') :
1696 + $userdata = array();
1697 +
1698 + #-- user table data
1699 + $userdata['ID'] = NULL; // new user
1700 + $userdata['user_login'] = $login;
1701 + $userdata['user_nicename'] = $nice_author;
1702 + $userdata['user_pass'] = substr(md5(uniqid(microtime())), 0, 6); // just something random to lock it up
1703 + $userdata['user_email'] = $email;
1704 + $userdata['user_url'] = $url;
1705 + $userdata['display_name'] = $author;
1706 +
1707 + $id = wp_insert_user($userdata);
1708 + elseif (is_numeric($unfamiliar_author) and get_userdata((int) $unfamiliar_author)) :
1709 + $id = (int) $unfamiliar_author;
1710 + elseif ($unfamiliar_author === 'default') :
1711 + $id = 1;
1712 + endif;
1713 + endif;
1714 + endif;
1715 +
1716 + if ($id) :
1717 + $this->link->settings['map authors']['name'][strtolower(trim($author))] = $id;
1718 + endif;
1719 + return $id;
1720 + } // function SyndicatedPost::author_id ()
1721 +
1722 + // look up (and create) category ids from a list of categories
1723 + function category_ids ($cats, $unfamiliar_category = 'create', $tags_too = false) {
1724 + global $wpdb;
1725 +
1726 + // We need to normalize whitespace because (1) trailing
1727 + // whitespace can cause PHP and MySQL not to see eye to eye on
1728 + // VARCHAR comparisons for some versions of MySQL (cf.
1729 + // <http://dev.mysql.com/doc/mysql/en/char.html>), and (2)
1730 + // because I doubt most people want to make a semantic
1731 + // distinction between 'Computers' and 'Computers '
1732 + $cats = array_map('trim', $cats);
1733 +
1734 + $tags = array();
1735 +
1736 + $cat_ids = array ();
1737 + foreach ($cats as $cat_name) :
1738 + if (preg_match('/^{#([0-9]+)}$/', $cat_name, $backref)) :
1739 + $cat_id = (int) $backref[1];
1740 + if (function_exists('is_term') and is_term($cat_id, 'category')) :
1741 + $cat_ids[] = $cat_id;
1742 + elseif (get_category($cat_id)) :
1743 + $cat_ids[] = $cat_id;
1744 + endif;
1745 + else :
1746 + $esc = $wpdb->escape($cat_name);
1747 + $resc = $wpdb->escape(preg_quote($cat_name));
1748 +
1749 + // WordPress 2.3+
1750 + if (function_exists('is_term')) :
1751 + $cat_id = is_term($cat_name, 'category');
1752 + if ($cat_id) :
1753 + $cat_ids[] = $cat_id['term_id'];
1754 + // There must be a better way to do this...
1755 + elseif ($results = $wpdb->get_results(
1756 + "SELECT term_id
1757 + FROM $wpdb->term_taxonomy
1758 + WHERE
1759 + LOWER(description) RLIKE
1760 + CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)')"
1761 + )) :
1762 + foreach ($results AS $term) :
1763 + $cat_ids[] = (int) $term->term_id;
1764 + endforeach;
1765 + elseif ('tag'==$unfamiliar_category) :
1766 + $tags[] = $cat_name;
1767 + elseif ('create'===$unfamiliar_category) :
1768 + $term = wp_insert_term($cat_name, 'category');
1769 + $cat_ids[] = $term['term_id'];
1770 + endif;
1771 +
1772 + // WordPress 1.5.x - 2.2.x
1773 + else :
1774 + $results = $wpdb->get_results(
1775 + "SELECT cat_ID
1776 + FROM $wpdb->categories
1777 + WHERE
1778 + (LOWER(cat_name) = LOWER('$esc'))
1779 + OR (LOWER(category_description)
1780 + RLIKE CONCAT('(^|\\n)a\\.?k\\.?a\\.?( |\\t)*:?( |\\t)*', LOWER('{$resc}'), '( |\\t|\\r)*(\\n|\$)'))
1781 + ");
1782 + if ($results) :
1783 + foreach ($results as $term) :
1784 + $cat_ids[] = (int) $term->cat_ID;
1785 + endforeach;
1786 + elseif ('create'===$unfamiliar_category) :
1787 + if (function_exists('wp_insert_category')) :
1788 + $cat_id = wp_insert_category(array('cat_name' => $cat_name));
1789 + // And into the database we go.
1790 + else :
1791 + $nice_kitty = sanitize_title($cat_name);
1792 + $wpdb->query(sprintf("
1793 + INSERT INTO $wpdb->categories
1794 + SET
1795 + cat_name='%s',
1796 + category_nicename='%s'
1797 + ", $wpdb->escape($cat_name), $nice_kitty
1798 + ));
1799 + $cat_id = $wpdb->insert_id;
1800 + endif;
1801 + $cat_ids[] = $cat_id;
1802 + endif;
1803 + endif;
1804 + endif;
1805 + endforeach;
1806 +
1807 + if ((count($cat_ids) == 0) and ($unfamiliar_category === 'filter')) :
1808 + $cat_ids = NULL; // Drop the post
1809 + else :
1810 + $cat_ids = array_unique($cat_ids);
1811 + endif;
1812 +
1813 + if ($tags_too) : $ret = array($cat_ids, $tags);
1814 + else : $ret = $cat_ids;
1815 + endif;
1816 +
1817 + return $ret;
1818 + } // function SyndicatedPost::category_ids ()
1819 +
1820 + function use_api ($tag) {
1821 + global $wp_db_version;
1822 + switch ($tag) :
1823 + case 'wp_insert_post':
1824 + // Before 2.2, wp_insert_post does too much of the wrong stuff to use it
1825 + // In 1.5 it was such a resource hog it would make PHP segfault on big updates
1826 + $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_21);
1827 + break;
1828 + case 'post_status_pending':
1829 + $ret = (isset($wp_db_version) and $wp_db_version > FWP_SCHEMA_23);
1830 + break;
1831 + endswitch;
1832 + return $ret;
1833 + } // function SyndicatedPost::use_api ()
1834 +
1835 + #### EXTRACT DATA FROM FEED ITEM ####
1836 +
1837 + function created () {
1838 + $epoch = null;
1839 + if (isset($this->item['dc']['created'])) :
1840 + $epoch = @parse_w3cdtf($this->item['dc']['created']);
1841 + elseif (isset($this->item['dcterms']['created'])) :
1842 + $epoch = @parse_w3cdtf($this->item['dcterms']['created']);
1843 + elseif (isset($this->item['created'])): // Atom 0.3
1844 + $epoch = @parse_w3cdtf($this->item['created']);
1845 + endif;
1846 + return $epoch;
1847 + }
1848 + function published ($fallback = true) {
1849 + $epoch = null;
1850 +
1851 + # RSS is a fucking mess. Figure out whether we have a date in
1852 + # <dc:date>, <issued>, <pubDate>, etc., and get it into Unix
1853 + # epoch format for reformatting. If we can't find anything,
1854 + # we'll use the last-updated time.
1855 + if (isset($this->item['dc']['date'])): // Dublin Core
1856 + $epoch = @parse_w3cdtf($this->item['dc']['date']);
1857 + elseif (isset($this->item['dcterms']['issued'])) : // Dublin Core extensions
1858 + $epoch = @parse_w3cdtf($this->item['dcterms']['issued']);
1859 + elseif (isset($this->item['published'])) : // Atom 1.0
1860 + $epoch = @parse_w3cdtf($this->item['published']);
1861 + elseif (isset($this->item['issued'])): // Atom 0.3
1862 + $epoch = @parse_w3cdtf($this->item['issued']);
1863 + elseif (isset($this->item['pubdate'])): // RSS 2.0
1864 + $epoch = strtotime($this->item['pubdate']);
1865 + elseif ($fallback) : // Fall back to <updated> / <modified> if present
1866 + $epoch = $this->updated(/*fallback=*/ false);
1867 + endif;
1868 +
1869 + # If everything failed, then default to the current time.
1870 + if (is_null($epoch)) :
1871 + if (-1 == $default) :
1872 + $epoch = time();
1873 + else :
1874 + $epoch = $default;
1875 + endif;
1876 + endif;
1877 +
1878 + return $epoch;
1879 + }
1880 + function updated ($fallback = true, $default = -1) {
1881 + $epoch = null;
1882 +
1883 + # As far as I know, only dcterms and Atom have reliable ways to
1884 + # specify when something was *modified* last. If neither is
1885 + # available, then we'll try to get the time of publication.
1886 + if (isset($this->item['dc']['modified'])) : // Not really correct
1887 + $epoch = @parse_w3cdtf($this->item['dc']['modified']);
1888 + elseif (isset($this->item['dcterms']['modified'])) : // Dublin Core extensions
1889 + $epoch = @parse_w3cdtf($this->item['dcterms']['modified']);
1890 + elseif (isset($this->item['modified'])): // Atom 0.3
1891 + $epoch = @parse_w3cdtf($this->item['modified']);
1892 + elseif (isset($this->item['updated'])): // Atom 1.0
1893 + $epoch = @parse_w3cdtf($this->item['updated']);
1894 + elseif ($fallback) : // Fall back to issued / dc:date
1895 + $epoch = $this->published(/*fallback=*/ false, /*default=*/ $default);
1896 + endif;
1897 +
1898 + # If everything failed, then default to the current time.
1899 + if (is_null($epoch)) :
1900 + if (-1 == $default) :
1901 + $epoch = time();
1902 + else :
1903 + $epoch = $default;
1904 + endif;
1905 + endif;
1906 +
1907 + return $epoch;
1908 + }
1909 +
1910 + function update_hash () {
1911 + return md5(serialize($this->item));
1912 + }
1913 +
1914 + function guid () {
1915 + $guid = null;
1916 + if (isset($this->item['id'])): // Atom 0.3 / 1.0
1917 + $guid = $this->item['id'];
1918 + elseif (isset($this->item['atom']['id'])) : // Namespaced Atom
1919 + $guid = $this->item['atom']['id'];
1920 + elseif (isset($this->item['guid'])) : // RSS 2.0
1921 + $guid = $this->item['guid'];
1922 + elseif (isset($this->item['dc']['identifier'])) :// yeah, right
1923 + $guid = $this->item['dc']['identifier'];
1924 + else :
1925 + // The feed does not seem to have provided us with a
1926 + // unique identifier, so we'll have to cobble together
1927 + // a tag: URI that might work for us. The base of the
1928 + // URI will be the host name of the feed source ...
1929 + $bits = parse_url($this->feedmeta['link/uri']);
1930 + $guid = 'tag:'.$bits['host'];
1931 +
1932 + // If we have a date of creation, then we can use that
1933 + // to uniquely identify the item. (On the other hand, if
1934 + // the feed producer was consicentious enough to
1935 + // generate dates of creation, she probably also was
1936 + // conscientious enough to generate unique identifiers.)
1937 + if (!is_null($this->created())) :
1938 + $guid .= '://post.'.date('YmdHis', $this->created());
1939 +
1940 + // Otherwise, use both the URI of the item, *and* the
1941 + // item's title. We have to use both because titles are
1942 + // often not unique, and sometimes links aren't unique
1943 + // either (e.g. Bitch (S)HITLIST, Mozilla Dot Org news,
1944 + // some podcasts). But it's rare to have *both* the same
1945 + // title *and* the same link for two different items. So
1946 + // this is about the best we can do.
1947 + else :
1948 + $guid .= '://'.md5($this->item['link'].'/'.$this->item['title']);
1949 + endif;
1950 + endif;
1951 + return $guid;
1952 + }
1953 +
1954 + function author () {
1955 + $author = array ();
1956 +
1957 + if (isset($this->item['author_name'])):
1958 + $author['name'] = $this->item['author_name'];
1959 + elseif (isset($this->item['dc']['creator'])):
1960 + $author['name'] = $this->item['dc']['creator'];
1961 + elseif (isset($this->item['dc']['contributor'])):
1962 + $author['name'] = $this->item['dc']['contributor'];
1963 + elseif (isset($this->feed->channel['dc']['creator'])) :
1964 + $author['name'] = $this->feed->channel['dc']['creator'];
1965 + elseif (isset($this->feed->channel['dc']['contributor'])) :
1966 + $author['name'] = $this->feed->channel['dc']['contributor'];
1967 + elseif (isset($this->feed->channel['author_name'])) :
1968 + $author['name'] = $this->feed->channel['author_name'];
1969 + elseif ($this->feed->is_rss() and isset($this->item['author'])) :
1970 + // The author element in RSS is allegedly an
1971 + // e-mail address, but lots of people don't use
1972 + // it that way. So let's make of it what we can.
1973 + $author = parse_email_with_realname($this->item['author']);
1974 +
1975 + if (!isset($author['name'])) :
1976 + if (isset($author['email'])) :
1977 + $author['name'] = $author['email'];
1978 + else :
1979 + $author['name'] = $this->feed->channel['title'];
1980 + endif;
1981 + endif;
1982 + else :
1983 + $author['name'] = $this->feed->channel['title'];
1984 + endif;
1985 +
1986 + if (isset($this->item['author_email'])):
1987 + $author['email'] = $this->item['author_email'];
1988 + elseif (isset($this->feed->channel['author_email'])) :
1989 + $author['email'] = $this->feed->channel['author_email'];
1990 + endif;
1991 +
1992 + if (isset($this->item['author_url'])):
1993 + $author['uri'] = $this->item['author_url'];
1994 + elseif (isset($this->feed->channel['author_url'])) :
1995 + $author['uri'] = $this->item['author_url'];
1996 + else:
1997 + $author['uri'] = $this->feed->channel['link'];
1998 + endif;
1999 +
2000 + return $author;
2001 + } // SyndicatedPost::author()
2002 +
2003 + var $strip_attrs = array (
2004 + array('[a-z]+', 'style'),
2005 + array('[a-z]+', 'target'),
2006 + );
2007 + function sanitize_content ($content, $obj) {
2008 + # FeedWordPress used to resolve URIs relative to the
2009 + # feed URI. It now relies on the xml:base support
2010 + # baked in to the MagpieRSS upgrade. So all we do here
2011 + # now is to sanitize problematic attributes.
2012 + #
2013 + # This kind of sucks. I intend to replace it with
2014 + # lib_filter sometime soon.
2015 + foreach ($obj->strip_attrs as $pair):
2016 + list($tag,$attr) = $pair;
2017 + $content = preg_replace (
2018 + ":(<$tag [^>]*)($attr=(\"[^\">]*\"|[^>\\s]+))([^>]*>):i",
2019 + "\\1\\4",
2020 + $content
2021 + );
2022 + endforeach;
2023 + return $content;
2024 + }
2025 +} // class SyndicatedPost
2026 +
2027 +# class SyndicatedLink: represents a syndication feed stored within the
2028 +# WordPress database
2029 +#
2030 +# To keep things compact and editable from within WordPress, we use all the
2031 +# links under a particular category in the WordPress "Blogroll" for the list of
2032 +# feeds to syndicate. "Contributors" is the category used by default; you can
2033 +# configure that under Options --> Syndication.
2034 +#
2035 +# Fields used are:
2036 +#
2037 +# * link_rss: the URI of the Atom/RSS feed to syndicate
2038 +#
2039 +# * link_notes: user-configurable options, with keys and values
2040 +# like so:
2041 +#
2042 +# key: value
2043 +# cats: computers\nweb
2044 +# feed/key: value
2045 +#
2046 +# Keys that start with "feed/" are gleaned from the data supplied
2047 +# by the feed itself, and will be overwritten with each update.
2048 +#
2049 +# Values have linebreak characters escaped with C-style
2050 +# backslashes (so, for example, a newline becomes "\n").
2051 +#
2052 +# The value of `cats` is used as a newline-separated list of
2053 +# default categories for any post coming from a particular feed.
2054 +# (In the example above, any posts from this feed will be placed
2055 +# in the "computers" and "web" categories--*in addition to* any
2056 +# categories that may already be applied to the posts.)
2057 +#
2058 +# Values of keys in link_notes are accessible from templates using
2059 +# the function `get_feed_meta($key)` if this plugin is activated.
2060 +
2061 +class SyndicatedLink {
2062 + var $id = null;
2063 + var $link = null;
2064 + var $settings = array ();
2065 + var $magpie = null;
2066 +
2067 + function SyndicatedLink ($link) {
2068 + global $wpdb;
2069 +
2070 + if (is_object($link)) :
2071 + $this->link = $link;
2072 + $this->id = $link->link_id;
2073 + else :
2074 + $this->id = $link;
2075 + if (function_exists('get_bookmark')) : // WP 2.1+
2076 + $this->link = get_bookmark($link);
2077 + else :
2078 + $this->link = $wpdb->get_row("
2079 + SELECT * FROM $wpdb->links
2080 + WHERE (link_id = '".$wpdb->escape($link)."')"
2081 + );
2082 + endif;
2083 + endif;
2084 +
2085 + if (strlen($this->link->link_rss) > 0) :
2086 + // Read off feed settings from link_notes
2087 + $notes = explode("\n", $this->link->link_notes);
2088 + foreach ($notes as $note):
2089 + list($key, $value) = explode(": ", $note, 2);
2090 +
2091 + if (strlen($key) > 0) :
2092 + // Unescape and trim() off the whitespace.
2093 + // Thanks to Ray Lischner for pointing out the
2094 + // need to trim off whitespace.
2095 + $this->settings[$key] = stripcslashes (trim($value));
2096 + endif;
2097 + endforeach;
2098 +
2099 + // "Magic" feed settings
2100 + $this->settings['link/uri'] = $this->link->link_rss;
2101 + $this->settings['link/name'] = $this->link->link_name;
2102 + $this->settings['link/id'] = $this->link->link_id;
2103 +
2104 + // `hardcode categories` and `unfamiliar categories` are deprecated in favor of `unfamiliar category`
2105 + if (
2106 + isset($this->settings['unfamiliar categories'])
2107 + and !isset($this->settings['unfamiliar category'])
2108 + ) :
2109 + $this->settings['unfamiliar category'] = $this->settings['unfamiliar categories'];
2110 + endif;
2111 + if (
2112 + FeedWordPress::affirmative($this->settings, 'hardcode categories')
2113 + and !isset($this->settings['unfamiliar category'])
2114 + ) :
2115 + $this->settings['unfamiliar category'] = 'default';
2116 + endif;
2117 +
2118 + // Set this up automagically for del.icio.us
2119 + $bits = parse_url($this->link->link_rss);
2120 + $tagspacers = array('del.icio.us', 'feeds.delicious.com');
2121 + if (!isset($this->settings['cat_split']) and in_array($bits['host'], $tagspacers)) :
2122 + $this->settings['cat_split'] = '\s'; // Whitespace separates multiple tags in del.icio.us RSS feeds
2123 + endif;
2124 +
2125 + if (isset($this->settings['cats'])):
2126 + $this->settings['cats'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['cats']);
2127 + endif;
2128 + if (isset($this->settings['tags'])):
2129 + $this->settings['tags'] = preg_split(FEEDWORDPRESS_CAT_SEPARATOR_PATTERN, $this->settings['tags']);
2130 + endif;
2131 +
2132 + if (isset($this->settings['map authors'])) :
2133 + $author_rules = explode("\n\n", $this->settings['map authors']);
2134 + $ma = array();
2135 + foreach ($author_rules as $rule) :
2136 + list($rule_type, $author_name, $author_action) = explode("\n", $rule);
2137 +
2138 + // Normalize for case and whitespace
2139 + $rule_type = strtolower(trim($rule_type));
2140 + $author_name = strtolower(trim($author_name));
2141 + $author_action = strtolower(trim($author_action));
2142 +
2143 + $ma[$rule_type][$author_name] = $author_action;
2144 + endforeach;
2145 + $this->settings['map authors'] = $ma;
2146 + endif;
2147 + endif;
2148 + } /* SyndicatedLink::SyndicatedLink () */
2149 +
2150 + function found () {
2151 + return is_object($this->link);
2152 + } /* SyndicatedLink::found () */
2153 +
2154 + function stale () {
2155 + $stale = true;
2156 + if (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='ping')) :
2157 + $stale = false; // don't update on any timed updates; pings only
2158 + elseif (isset($this->settings['update/hold']) and ($this->settings['update/hold']=='next')) :
2159 + $stale = true; // update on the next timed update
2160 + elseif (!isset($this->settings['update/ttl']) or !isset($this->settings['update/last'])) :
2161 + $stale = true; // initial update
2162 + else :
2163 + $after = ((int) $this->settings['update/last'])
2164 + +((int) $this->settings['update/ttl'] * 60);
2165 + $stale = (time() >= $after);
2166 + endif;
2167 + return $stale;
2168 + } /* SyndicatedLink::stale () */
2169 +
2170 + function poll ($crash_ts = NULL) {
2171 + global $wpdb;
2172 +
2173 + $this->magpie = fetch_rss($this->link->link_rss);
2174 + $new_count = NULL;
2175 +
2176 + $resume = FeedWordPress::affirmative($this->settings, 'update/unfinished');
2177 + if ($resume) :
2178 + // pick up where we left off
2179 + $processed = array_map('trim', explode("\n", $this->settings['update/processed']));
2180 + else :
2181 + // begin at the beginning
2182 + $processed = array();
2183 + endif;
2184 +
2185 + if (is_object($this->magpie)) :
2186 + $new_count = array('new' => 0, 'updated' => 0);
2187 +
2188 + # -- Update Link metadata live from feed
2189 + $channel = $this->magpie->channel;
2190 +
2191 + if (!isset($channel['id'])) :
2192 + $channel['id'] = $this->link->link_rss;
2193 + endif;
2194 +
2195 + $update = array();
2196 + if (!$this->hardcode('url') and isset($channel['link'])) :
2197 + $update[] = "link_url = '".$wpdb->escape($channel['link'])."'";
2198 + endif;
2199 +
2200 + if (!$this->hardcode('name') and isset($channel['title'])) :
2201 + $update[] = "link_name = '".$wpdb->escape($channel['title'])."'";
2202 + endif;
2203 +
2204 + if (!$this->hardcode('description')) :
2205 + if (isset($channel['tagline'])) :
2206 + $update[] = "link_description = '".$wpdb->escape($channel['tagline'])."'";
2207 + elseif (isset($channel['description'])) :
2208 + $update[] = "link_description = '".$wpdb->escape($channel['description'])."'";
2209 + endif;
2210 + endif;
2211 +
2212 + $this->settings = array_merge($this->settings, $this->flatten_array($channel));
2213 +
2214 + $this->settings['update/last'] = time(); $ttl = $this->ttl();
2215 + if (!is_null($ttl)) :
2216 + $this->settings['update/ttl'] = $ttl;
2217 + $this->settings['update/timed'] = 'feed';
2218 + else :
2219 + $this->settings['update/ttl'] = rand(30, 120); // spread over time interval for staggered updates
2220 + $this->settings['update/timed'] = 'automatically';
2221 + endif;
2222 +
2223 + if (!isset($this->settings['update/hold']) or $this->settings['update/hold']!='ping') :
2224 + $this->settings['update/hold'] = 'scheduled';
2225 + endif;
2226 +
2227 + $this->settings['update/unfinished'] = 'yes';
2228 +
2229 + $update[] = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
2230 +
2231 + $update_set = implode(',', $update);
2232 +
2233 + // Update the properties of the link from the feed information
2234 + $result = $wpdb->query("
2235 + UPDATE $wpdb->links
2236 + SET $update_set
2237 + WHERE link_id='$this->id'
2238 + ");
2239 +
2240 + # -- Add new posts from feed and update any updated posts
2241 + $crashed = false;
2242 +
2243 + if (is_array($this->magpie->items)) :
2244 + foreach ($this->magpie->items as $item) :
2245 + $post =& new SyndicatedPost($item, $this);
2246 + if (!$resume or !in_array(trim($post->guid()), $processed)) :
2247 + $processed[] = $post->guid();
2248 + if (!$post->filtered()) :
2249 + $new = $post->store();
2250 + if ( $new !== false ) $new_count[$new]++;
2251 + endif;
2252 +
2253 + if (!is_null($crash_ts) and (time() > $crash_ts)) :
2254 + $crashed = true;
2255 + break;
2256 + endif;
2257 + endif;
2258 + endforeach;
2259 + endif;
2260 +
2261 + // Copy back any changes to feed settings made in the course of updating (e.g. new author rules)
2262 + $to_notes = $this->settings;
2263 +
2264 + $this->settings['update/processed'] = $processed;
2265 + if (!$crashed) :
2266 + $this->settings['update/unfinished'] = 'no';
2267 + endif;
2268 +
2269 + $update_set = "link_notes = '".$wpdb->escape($this->settings_to_notes())."'";
2270 +
2271 + // Update the properties of the link from the feed information
2272 + $result = $wpdb->query("
2273 + UPDATE $wpdb->links
2274 + SET $update_set
2275 + WHERE link_id='$this->id'
2276 + ");
2277 + endif;
2278 +
2279 + return $new_count;
2280 + } /* SyndicatedLink::poll() */
2281 +
2282 + function map_name_to_new_user ($name, $newuser_name) {
2283 + global $wpdb;
2284 +
2285 + if (strlen($newuser_name) > 0) :
2286 + $userdata = array();
2287 + $userdata['ID'] = NULL;
2288 +
2289 + $userdata['user_login'] = sanitize_user($newuser_name);
2290 + $userdata['user_login'] = apply_filters('pre_user_login', $userdata['user_login']);
2291 +
2292 + $userdata['user_nicename'] = sanitize_title($newuser_name);
2293 + $userdata['user_nicename'] = apply_filters('pre_user_nicename', $userdata['user_nicename']);
2294 +
2295 + $userdata['display_name'] = $wpdb->escape($newuser_name);
2296 +
2297 + $newuser_id = wp_insert_user($userdata);
2298 + if (is_numeric($newuser_id)) :
2299 + if (is_null($name)) : // Unfamiliar author
2300 + $this->settings['unfamiliar author'] = $newuser_id;
2301 + else :
2302 + $this->settings['map authors']['name'][$name] = $newuser_id;
2303 + endif;
2304 + else :
2305 + // TODO: Add some error detection and reporting
2306 + endif;
2307 + else :
2308 + // TODO: Add some error reporting
2309 + endif;
2310 + } /* SyndicatedLink::map_name_to_new_user () */
2311 +
2312 + function settings_to_notes () {
2313 + $to_notes = $this->settings;
2314 +
2315 + unset($to_notes['link/id']); // Magic setting; don't save
2316 + unset($to_notes['link/uri']); // Magic setting; don't save
2317 + unset($to_notes['link/name']); // Magic setting; don't save
2318 + unset($to_notes['hardcode categories']); // Deprecated
2319 + unset($to_notes['unfamiliar categories']); // Deprecated
2320 +
2321 + // Collapse array settings
2322 + if (isset($to_notes['update/processed']) and (is_array($to_notes['update/processed']))) :
2323 + $to_notes['update/processed'] = implode("\n", $to_notes['update/processed']);
2324 + endif;
2325 +
2326 + if (is_array($to_notes['cats'])) :
2327 + $to_notes['cats'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['cats']);
2328 + endif;
2329 + if (is_array($to_notes['tags'])) :
2330 + $to_notes['tags'] = implode(FEEDWORDPRESS_CAT_SEPARATOR, $to_notes['tags']);
2331 + endif;
2332 +
2333 + // Collapse the author mapping rule structure back into a flat string
2334 + if (isset($to_notes['map authors'])) :
2335 + $ma = array();
2336 + foreach ($to_notes['map authors'] as $rule_type => $author_rules) :
2337 + foreach ($author_rules as $author_name => $author_action) :
2338 + $ma[] = $rule_type."\n".$author_name."\n".$author_action;
2339 + endforeach;
2340 + endforeach;
2341 + $to_notes['map authors'] = implode("\n\n", $ma);
2342 + endif;
2343 +
2344 + $notes = '';
2345 + foreach ($to_notes as $key => $value) :
2346 + $notes .= $key . ": ". addcslashes($value, "\0..\37".'\\') . "\n";
2347 + endforeach;
2348 + return $notes;
2349 + } /* SyndicatedLink::settings_to_notes () */
2350 +
2351 + function uri () {
2352 + return (is_object($this->link) ? $this->link->link_rss : NULL);
2353 + } /* SyndicatedLink::uri () */
2354 +
2355 + function homepage () {
2356 + return (isset($this->settings['feed/link']) ? $this->settings['feed/link'] : NULL);
2357 + } /* SyndicatedLink::homepage () */
2358 +
2359 + function ttl () {
2360 + if (is_object($this->magpie)) :
2361 + $channel = $this->magpie->channel;
2362 + else :
2363 + $channel = array();
2364 + endif;
2365 +
2366 + if (isset($channel['ttl'])) :
2367 + // "ttl stands for time to live. It's a number of
2368 + // minutes that indicates how long a channel can be
2369 + // cached before refreshing from the source."
2370 + // <http://blogs.law.harvard.edu/tech/rss#ltttlgtSubelementOfLtchannelgt>
2371 + $ret = $channel['ttl'];
2372 + elseif (isset($channel['sy']['updatefrequency']) or isset($channel['sy']['updateperiod'])) :
2373 + $period_minutes = array (
2374 + 'hourly' => 60, /* minutes in an hour */
2375 + 'daily' => 1440, /* minutes in a day */
2376 + 'weekly' => 10080, /* minutes in a week */
2377 + 'monthly' => 43200, /* minutes in a month */
2378 + 'yearly' => 525600, /* minutes in a year */
2379 + );
2380 +
2381 + // "sy:updatePeriod: Describes the period over which the
2382 + // channel format is updated. Acceptable values are:
2383 + // hourly, daily, weekly, monthly, yearly. If omitted,
2384 + // daily is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2385 + if (isset($channel['sy']['updateperiod'])) : $period = $channel['sy']['updateperiod'];
2386 + else : $period = 'daily';
2387 + endif;
2388 +
2389 + // "sy:updateFrequency: Used to describe the frequency
2390 + // of updates in relation to the update period. A
2391 + // positive integer indicates how many times in that
2392 + // period the channel is updated. ... If omitted a value
2393 + // of 1 is assumed." <http://web.resource.org/rss/1.0/modules/syndication/>
2394 + if (isset($channel['sy']['updatefrequency'])) : $freq = (int) $channel['sy']['updatefrequency'];
2395 + else : $freq = 1;
2396 + endif;
2397 +
2398 + $ret = (int) ($period_minutes[$period] / $freq);
2399 + else :
2400 + $ret = NULL;
2401 + endif;
2402 + return $ret;
2403 + } /* SyndicatedLink::ttl() */
2404 +
2405 + // SyndicatedLink::flatten_array (): flatten an array. Useful for
2406 + // hierarchical and namespaced elements.
2407 + //
2408 + // Given an array which may contain array or object elements in it,
2409 + // return a "flattened" array: a one-dimensional array of scalars
2410 + // containing each of the scalar elements contained within the array
2411 + // structure. Thus, for example, if $a['b']['c']['d'] == 'e', then the
2412 + // returned array for FeedWordPress::flatten_array($a) will contain a key
2413 + // $a['feed/b/c/d'] with value 'e'.
2414 + function flatten_array ($arr, $prefix = 'feed/', $separator = '/') {
2415 + $ret = array ();
2416 + if (is_array($arr)) :
2417 + foreach ($arr as $key => $value) :
2418 + if (is_scalar($value)) :
2419 + $ret[$prefix.$key] = $value;
2420 + else :
2421 + $ret = array_merge($ret, $this->flatten_array($value, $prefix.$key.$separator, $separator));
2422 + endif;
2423 + endforeach;
2424 + endif;
2425 + return $ret;
2426 + } /* SyndicatedLink::flatten_array () */
2427 +
2428 + function hardcode ($what) {
2429 + $default = get_option("feedwordpress_hardcode_$what");
2430 + if ( $default === 'yes' ) :
2431 + // If the default is to hardcode, then we want the
2432 + // negation of negative(): TRUE by default and FALSE if
2433 + // the setting is explicitly "no"
2434 + $ret = !FeedWordPress::negative($this->settings, "hardcode $what");
2435 + else :
2436 + // If the default is NOT to hardcode, then we want
2437 + // affirmative(): FALSE by default and TRUE if the
2438 + // setting is explicitly "yes"
2439 + $ret = FeedWordPress::affirmative($this->settings, "hardcode $what");
2440 + endif;
2441 + return $ret;
2442 + } /* SyndicatedLink::hardcode () */
2443 +
2444 + function syndicated_status ($what, $default) {
2445 + global $wpdb;
2446 +
2447 + $ret = get_option("feedwordpress_syndicated_{$what}_status");
2448 + if ( isset($this->settings["$what status"]) ) :
2449 + $ret = $this->settings["$what status"];
2450 + elseif (!$ret) :
2451 + $ret = $default;
2452 + endif;
2453 + return $wpdb->escape(trim(strtolower($ret)));
2454 + } /* SyndicatedLink:syndicated_status () */
2455 +} // class SyndicatedLink
2456 +
1272 2457 ################################################################################
1273 2458 ## XML-RPC HOOKS: accept XML-RPC update pings from Contributors ################
1274 2459 ################################################################################
1275 2460
@@ -1291,12 +2476,345 @@
1291 2476 return array('flerror' => false, 'message' => "Thanks for the ping.".implode(' and', $mesg));
1292 2477 endif;
1293 2478 }
1294 2479
2480 +################################################################################
2481 +## class FeedFinder: find likely feeds using autodetection and/or guesswork ####
2482 +################################################################################
2483 +
2484 +class FeedFinder {
2485 + var $uri = NULL;
2486 + var $_cache_uri = NULL;
2487 +
2488 + var $verify = FALSE;
2489 +
2490 + var $_data = NULL;
2491 + var $_head = NULL;
2492 +
2493 + # -- Recognition patterns
2494 + var $_feed_types = array(
2495 + 'application/rss+xml',
2496 + 'text/xml',
2497 + 'application/atom+xml',
2498 + 'application/x.atom+xml',
2499 + 'application/x-atom+xml'
2500 + );
2501 + var $_feed_markers = array('\\<feed', '\\<rss', 'xmlns="http://purl.org/rss/1.0');
2502 + var $_html_markers = array('\\<html');
2503 + var $_obvious_feed_url = array('[./]rss', '[./]rdf', '[./]atom', '[./]feed', '\.xml');
2504 + var $_maybe_feed_url = array ('rss', 'rdf', 'atom', 'feed', 'xml');
2505 +
2506 + function FeedFinder ($uri = NULL, $verify = TRUE) {
2507 + $this->uri = $uri; $this->verify = $verify;
2508 + } /* FeedFinder::FeedFinder () */
2509 +
2510 + function find ($uri = NULL) {
2511 + $ret = array ();
2512 + if (!is_null($this->data($uri))) {
2513 + if ($this->is_feed($uri)) {
2514 + $ret = array($this->uri);
2515 + } else {
2516 + // Assume that we have HTML or XHTML (even if we don't, who's it gonna hurt?)
2517 + // Autodiscovery is the preferred method
2518 + $href = $this->_link_rel_feeds();
2519 +
2520 + // ... but we'll also take the little orange buttons
2521 + $href = array_merge($href, $this->_a_href_feeds(TRUE));
2522 +
2523 + // If all that failed, look harder
2524 + if (count($href) == 0) $href = $this->_a_href_feeds(FALSE);
2525 +
2526 + // Verify feeds and resolve relative URIs
2527 + foreach ($href as $u) {
2528 + $the_uri = Relative_URI::resolve($u, $this->uri);
2529 + if ($this->verify) {
2530 + $feed =& new FeedFinder($the_uri);
2531 + if ($feed->is_feed()) $ret[] = $the_uri;
2532 + $feed = NULL;
2533 + } else {
2534 + $ret[] = $the_uri;
2535 + }
2536 + } /* foreach */
2537 + } /* if */
2538 + } /* if */
2539 + return array_unique($ret);
2540 + } /* FeedFinder::find () */
2541 +
2542 + function data ($uri = NULL) {
2543 + $this->_get($uri);
2544 + return $this->_data;
2545 + }
2546 +
2547 + function is_feed ($uri = NULL) {
2548 + $data = $this->data($uri);
2549 +
2550 + return (
2551 + preg_match (
2552 + "\007(".implode('|',$this->_feed_markers).")\007i",
2553 + $data
2554 + ) and !preg_match (
2555 + "\007(".implode('|',$this->_html_markers).")\007i",
2556 + $data
2557 + )
2558 + );
2559 + } /* FeedFinder::is_feed () */
2560 +
2561 + # --- Private methods ---
2562 + function _get ($uri = NULL) {
2563 + if ($uri) $this->uri = $uri;
2564 +
2565 + // Is the result not yet cached?
2566 + if ($this->_cache_uri !== $this->uri) :
2567 + // Snoopy is an HTTP client in PHP
2568 + $client = new Snoopy();
2569 +
2570 + // Prepare headers and internal settings
2571 + $client->rawheaders['Connection'] = 'close';
2572 + $client->accept = 'application/atom+xml application/rdf+xml application/rss+xml application/xml text/html */*';
2573 + $client->agent = 'feedfinder/1.2 (compatible; PHP FeedFinder) +http://projects.radgeek.com/feedwordpress';
2574 + $client->read_timeout = 25;
2575 +
2576 + // Fetch the HTML or feed
2577 + @$client->fetch($this->uri);
2578 + $this->_data = $client->results;
2579 +
2580 + // Kilroy was here
2581 + $this->_cache_uri = $this->uri;
2582 + endif;
2583 + } /* FeedFinder::_get () */
2584 +
2585 + function _link_rel_feeds () {
2586 + $links = $this->_tags('link');
2587 + $link_count = count($links);
2588 +
2589 + // now figure out which one points to the RSS file
2590 + $href = array ();
2591 + for ($n=0; $n<$link_count; $n++) {
2592 + if (strtolower($links[$n]['rel']) == 'alternate') {
2593 + if (in_array(strtolower($links[$n]['type']), $this->_feed_types)) {
2594 + $href[] = $links[$n]['href'];
2595 + } /* if */
2596 + } /* if */
2597 + } /* for */
2598 + return $href;
2599 + }
2600 +
2601 + function _a_href_feeds ($obvious = TRUE) {
2602 + $pattern = ($obvious ? $this->_obvious_feed_url : $this->_maybe_feed_url);
2603 +
2604 + $links = $this->_tags('a');
2605 + $link_count = count($links);
2606 +
2607 + // now figure out which one points to the RSS file
2608 + $href = array ();
2609 + for ($n=0; $n<$link_count; $n++) {
2610 + if (preg_match("\007(".implode('|',$pattern).")\007i", $links[$n]['href'])) {
2611 + $href[] = $links[$n]['href'];
2612 + } /* if */
2613 + } /* for */
2614 + return $href;
2615 + }
2616 +
2617 + function _tags ($tag) {
2618 + $html = $this->data();
2619 +
2620 + // search through the HTML, save all <link> tags
2621 + // and store each link's attributes in an associative array
2622 + preg_match_all('/<'.$tag.'\s+(.*?)\s*\/?>/si', $html, $matches);
2623 + $links = $matches[1];
2624 + $ret = array();
2625 + $link_count = count($links);
2626 + for ($n=0; $n<$link_count; $n++) {
2627 + $attributes = preg_split('/\s+/s', $links[$n]);
2628 + foreach($attributes as $attribute) {
2629 + $att = preg_split('/\s*=\s*/s', $attribute, 2);
2630 + if (isset($att[1])) {
2631 + $att[1] = preg_replace('/([\'"]?)(.*)\1/', '$2', $att[1]);
2632 + $final_link[strtolower($att[0])] = $att[1];
2633 + } /* if */
2634 + } /* foreach */
2635 + $ret[$n] = $final_link;
2636 + } /* for */
2637 + return $ret;
2638 + }
2639 +} /* class FeedFinder */
2640 +
2641 +# Relative URI static class: PHP class for resolving relative URLs
2642 +#
2643 +# This class is derived (under the terms of the GPL) from URL Class 0.3 by
2644 +# Keyvan Minoukadeh <keyvan@k1m.com>, which is great but more than we need
2645 +# for FeedWordPress's purposes. The class has been stripped down to a single
2646 +# public method: Relative_URI::resolve($url, $base), which resolves the URI in
2647 +# $url relative to the URI in $base
2648 +#
1295 2649 # The upgraded MagpieRSS also uses this class. So if we have it loaded
1296 2650 # in, don't load it again.
1297 2651 if (!class_exists('Relative_URI')) {
1298 - require_once(dirname(__FILE__) . '/relative_uri.class.php');
2652 +
2653 + class Relative_URI
2654 + {
2655 + // Resolve relative URI in $url against the base URI in $base. If $base
2656 + // is not supplied, then we use the REQUEST_URI of this script.
2657 + //
2658 + // I'm hoping this method reflects RFC 2396 Section 5.2
2659 + function resolve ($url, $base = NULL)
2660 + {
2661 + if (is_null($base)):
2662 + $base = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
2663 + endif;
2664 +
2665 + $base = Relative_URI::_encode(trim($base));
2666 + $uri_parts = Relative_URI::_parse_url($base);
2667 +
2668 + $url = Relative_URI::_encode(trim($url));
2669 + $parts = Relative_URI::_parse_url($url);
2670 +
2671 + $uri_parts['fragment'] = (isset($parts['fragment']) ? $parts['fragment'] : null);
2672 + $uri_parts['query'] = (isset($parts['query']) ? $parts['query'] : null);
2673 +
2674 + // if path is empty, and scheme, host, and query are undefined,
2675 + // the URL is referring the base URL
2676 +
2677 + if (($parts['path'] == '') && !isset($parts['scheme']) && !isset($parts['host']) && !isset($parts['query'])) {
2678 + // If the URI is empty or only a fragment, return the base URI
2679 + return $base . (isset($parts['fragment']) ? '#'.$parts['fragment'] : '');
2680 + } elseif (isset($parts['scheme'])) {
2681 + // If the scheme is set, then the URI is absolute.
2682 + return $url;
2683 + } elseif (isset($parts['host'])) {
2684 + $uri_parts['host'] = $parts['host'];
2685 + $uri_parts['path'] = $parts['path'];
2686 + } else {
2687 + // We have a relative path but not a host.
2688 +
2689 + // start ugly fix:
2690 + // prepend slash to path if base host is set, base path is not set, and url path is not absolute
2691 + if ($uri_parts['host'] && ($uri_parts['path'] == '')
2692 + && (strlen($parts['path']) > 0)
2693 + && (substr($parts['path'], 0, 1) != '/')) {
2694 + $parts['path'] = '/'.$parts['path'];
2695 + } // end ugly fix
2696 +
2697 + if (substr($parts['path'], 0, 1) == '/') {
2698 + $uri_parts['path'] = $parts['path'];
2699 + } else {
2700 + // copy base path excluding any characters after the last (right-most) slash character
2701 + $buffer = substr($uri_parts['path'], 0, (int)strrpos($uri_parts['path'], '/')+1);
2702 + // append relative path
2703 + $buffer .= $parts['path'];
2704 + // remove "./" where "." is a complete path segment.
2705 + $buffer = str_replace('/./', '/', $buffer);
2706 + if (substr($buffer, 0, 2) == './') {
2707 + $buffer = substr($buffer, 2);
2708 + }
2709 + // if buffer ends with "." as a complete path segment, remove it
2710 + if (substr($buffer, -2) == '/.') {
2711 + $buffer = substr($buffer, 0, -1);
2712 + }
2713 + // remove "<segment>/../" where <segment> is a complete path segment not equal to ".."
2714 + $search_finished = false;
2715 + $segment = explode('/', $buffer);
2716 + while (!$search_finished) {
2717 + for ($x=0; $x+1 < count($segment);) {
2718 + if (($segment[$x] != '') && ($segment[$x] != '..') && ($segment[$x+1] == '..')) {
2719 + if ($x+2 == count($segment)) $segment[] = '';
2720 + unset($segment[$x], $segment[$x+1]);
2721 + $segment = array_values($segment);
2722 + continue 2;
2723 + } else {
2724 + $x++;
2725 + }
2726 + }
2727 + $search_finished = true;
2728 + }
2729 + $buffer = (count($segment) == 1) ? '/' : implode('/', $segment);
2730 + $uri_parts['path'] = $buffer;
2731 +
2732 + }
2733 + }
2734 +
2735 + // If we've gotten to this point, we can try to put the pieces
2736 + // back together.
2737 + $ret = '';
2738 + if (isset($uri_parts['scheme'])) $ret .= $uri_parts['scheme'].':';
2739 + if (isset($uri_parts['user'])) {
2740 + $ret .= $uri_parts['user'];
2741 + if (isset($uri_parts['pass'])) $ret .= ':'.$uri_parts['parts'];
2742 + $ret .= '@';
2743 + }
2744 + if (isset($uri_parts['host'])) {
2745 + $ret .= '//'.$uri_parts['host'];
2746 + if (isset($uri_parts['port'])) $ret .= ':'.$uri_parts['port'];
2747 + }
2748 + $ret .= $uri_parts['path'];
2749 + if (isset($uri_parts['query'])) $ret .= '?'.$uri_parts['query'];
2750 + if (isset($uri_parts['fragment'])) $ret .= '#'.$uri_parts['fragment'];
2751 +
2752 + return $ret;
2753 + }
2754 +
2755 + /**
2756 + * Parse URL
2757 + *
2758 + * Regular expression grabbed from RFC 2396 Appendix B.
2759 + * This is a replacement for PHPs builtin parse_url().
2760 + * @param string $url
2761 + * @access private
2762 + * @return array
2763 + */
2764 + function _parse_url($url)
2765 + {
2766 + // I'm using this pattern instead of parse_url() as there's a few strings where parse_url()
2767 + // generates a warning.
2768 + if (preg_match('!^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?!', $url, $match)) {
2769 + $parts = array();
2770 + if ($match[1] != '') $parts['scheme'] = $match[2];
2771 + if ($match[3] != '') $parts['auth'] = $match[4];
2772 + // parse auth
2773 + if (isset($parts['auth'])) {
2774 + // store user info
2775 + if (($at_pos = strpos($parts['auth'], '@')) !== false) {
2776 + $userinfo = explode(':', substr($parts['auth'], 0, $at_pos), 2);
2777 + $parts['user'] = $userinfo[0];
2778 + if (isset($userinfo[1])) $parts['pass'] = $userinfo[1];
2779 + $parts['auth'] = substr($parts['auth'], $at_pos+1);
2780 + }
2781 + // get port number
2782 + if ($port_pos = strrpos($parts['auth'], ':')) {
2783 + $parts['host'] = substr($parts['auth'], 0, $port_pos);
2784 + $parts['port'] = (int)substr($parts['auth'], $port_pos+1);
2785 + if ($parts['port'] < 1) $parts['port'] = null;
2786 + } else {
2787 + $parts['host'] = $parts['auth'];
2788 + }
2789 + }
2790 + unset($parts['auth']);
2791 + $parts['path'] = $match[5];
2792 + if (isset($match[6]) && ($match[6] != '')) $parts['query'] = $match[7];
2793 + if (isset($match[8]) && ($match[8] != '')) $parts['fragment'] = $match[9];
2794 + return $parts;
2795 + }
2796 + // shouldn't reach here
2797 + return array('path'=>'');
2798 + }
2799 +
2800 + function _encode($string)
2801 + {
2802 + static $replace = array();
2803 + if (!count($replace)) {
2804 + $find = array(32, 34, 60, 62, 123, 124, 125, 91, 92, 93, 94, 96, 127);
2805 + $find = array_merge(range(0, 31), $find);
2806 + $find = array_map('chr', $find);
2807 + foreach ($find as $char) {
2808 + $replace[$char] = '%'.bin2hex($char);
2809 + }
2810 + }
2811 + // escape control characters and a few other characters
2812 + $encoded = strtr($string, $replace);
2813 + // remove any character outside the hex range: 21 - 7E (see www.asciitable.com)
2814 + return preg_replace('/[^\x21-\x7e]/', '', $encoded);
2815 + }
2816 + } // class Relative_URI
1299 2817 }
1300 2818
1301 2819 // take your best guess at the realname and e-mail, given a string
1302 2820 define('FWP_REGEX_EMAIL_ADDY', '([^@"(<\s]+@[^"@(<\s]+\.[^"@(<\s]+)');