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1 | <?php | |
2 | class RSSUtils { | |
3 | static function calculate_article_hash($article, $pluginhost) { | |
4 | $tmp = ""; | |
5 | ||
6 | foreach ($article as $k => $v) { | |
7 | if ($k != "feed" && isset($v)) { | |
8 | $x = strip_tags(is_array($v) ? implode(",", $v) : $v); | |
9 | ||
10 | //_debug("$k:" . sha1($x) . ":" . htmlspecialchars($x), true); | |
11 | ||
12 | $tmp .= sha1("$k:" . sha1($x)); | |
13 | } | |
14 | } | |
15 | ||
16 | return sha1(implode(",", $pluginhost->get_plugin_names()) . $tmp); | |
17 | } | |
18 | ||
19 | static function update_feedbrowser_cache() { | |
20 | ||
21 | $result = db_query("SELECT feed_url, site_url, title, COUNT(id) AS subscribers | |
22 | FROM ttrss_feeds WHERE feed_url NOT IN (SELECT feed_url FROM ttrss_feeds | |
23 | WHERE private IS true OR auth_login != '' OR auth_pass != '' OR feed_url LIKE '%:%@%/%') | |
24 | GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT 1000"); | |
25 | ||
26 | db_query("BEGIN"); | |
27 | ||
28 | db_query("DELETE FROM ttrss_feedbrowser_cache"); | |
29 | ||
30 | $count = 0; | |
31 | ||
32 | while ($line = db_fetch_assoc($result)) { | |
33 | $subscribers = db_escape_string($line["subscribers"]); | |
34 | $feed_url = db_escape_string($line["feed_url"]); | |
35 | $title = db_escape_string($line["title"]); | |
36 | $site_url = db_escape_string($line["site_url"]); | |
37 | ||
38 | $tmp_result = db_query("SELECT subscribers FROM | |
39 | ttrss_feedbrowser_cache WHERE feed_url = '$feed_url'"); | |
40 | ||
41 | if (db_num_rows($tmp_result) == 0) { | |
42 | ||
43 | db_query("INSERT INTO ttrss_feedbrowser_cache | |
44 | (feed_url, site_url, title, subscribers) VALUES ('$feed_url', | |
45 | '$site_url', '$title', '$subscribers')"); | |
46 | ||
47 | ++$count; | |
48 | ||
49 | } | |
50 | ||
51 | } | |
52 | ||
53 | db_query("COMMIT"); | |
54 | ||
55 | return $count; | |
56 | ||
57 | } | |
58 | ||
59 | static function update_daemon_common($limit = DAEMON_FEED_LIMIT, $debug = true) { | |
60 | $schema_version = get_schema_version(); | |
61 | ||
62 | if ($schema_version != SCHEMA_VERSION) { | |
63 | die("Schema version is wrong, please upgrade the database.\n"); | |
64 | } | |
65 | ||
66 | if (!SINGLE_USER_MODE && DAEMON_UPDATE_LOGIN_LIMIT > 0) { | |
67 | if (DB_TYPE == "pgsql") { | |
68 | $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'"; | |
69 | } else { | |
70 | $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)"; | |
71 | } | |
72 | } else { | |
73 | $login_thresh_qpart = ""; | |
74 | } | |
75 | ||
76 | if (DB_TYPE == "pgsql") { | |
77 | $update_limit_qpart = "AND (( | |
78 | ttrss_feeds.update_interval = 0 | |
79 | AND ttrss_user_prefs.value != '-1' | |
80 | AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL) | |
81 | ) OR ( | |
82 | ttrss_feeds.update_interval > 0 | |
83 | AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL) | |
84 | ) OR (ttrss_feeds.last_updated IS NULL | |
85 | AND ttrss_user_prefs.value != '-1') | |
86 | OR (last_updated = '1970-01-01 00:00:00' | |
87 | AND ttrss_user_prefs.value != '-1'))"; | |
88 | } else { | |
89 | $update_limit_qpart = "AND (( | |
90 | ttrss_feeds.update_interval = 0 | |
91 | AND ttrss_user_prefs.value != '-1' | |
92 | AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE) | |
93 | ) OR ( | |
94 | ttrss_feeds.update_interval > 0 | |
95 | AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE) | |
96 | ) OR (ttrss_feeds.last_updated IS NULL | |
97 | AND ttrss_user_prefs.value != '-1') | |
98 | OR (last_updated = '1970-01-01 00:00:00' | |
99 | AND ttrss_user_prefs.value != '-1'))"; | |
100 | } | |
101 | ||
102 | // Test if feed is currently being updated by another process. | |
103 | if (DB_TYPE == "pgsql") { | |
104 | $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '10 minutes')"; | |
105 | } else { | |
106 | $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 10 MINUTE))"; | |
107 | } | |
108 | ||
109 | $query_limit = $limit ? sprintf("LIMIT %d", $limit) : ""; | |
110 | ||
111 | // Update the least recently updated feeds first | |
112 | $query_order = "ORDER BY last_updated"; | |
113 | if (DB_TYPE == "pgsql") $query_order .= " NULLS FIRST"; | |
114 | ||
115 | $query = "SELECT DISTINCT ttrss_feeds.feed_url, ttrss_feeds.last_updated | |
116 | FROM | |
117 | ttrss_feeds, ttrss_users, ttrss_user_prefs | |
118 | WHERE | |
119 | ttrss_feeds.owner_uid = ttrss_users.id | |
120 | AND ttrss_user_prefs.profile IS NULL | |
121 | AND ttrss_users.id = ttrss_user_prefs.owner_uid | |
122 | AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' | |
123 | $login_thresh_qpart $update_limit_qpart | |
124 | $updstart_thresh_qpart | |
125 | $query_order $query_limit"; | |
126 | ||
127 | $result = db_query($query); | |
128 | ||
129 | if ($debug) _debug(sprintf("Scheduled %d feeds to update...", db_num_rows($result))); | |
130 | ||
131 | $feeds_to_update = array(); | |
132 | while ($line = db_fetch_assoc($result)) { | |
133 | array_push($feeds_to_update, $line['feed_url']); | |
134 | } | |
135 | ||
136 | // Update last_update_started before actually starting the batch | |
137 | // in order to minimize collision risk for parallel daemon tasks | |
138 | if (count($feeds_to_update) > 0) { | |
139 | $feeds_quoted = array_map(function ($s) { return "'" . db_escape_string($s) . "'"; }, $feeds_to_update); | |
140 | ||
141 | db_query(sprintf("UPDATE ttrss_feeds SET last_update_started = NOW() | |
142 | WHERE feed_url IN (%s)", implode(',', $feeds_quoted))); | |
143 | } | |
144 | ||
145 | $nf = 0; | |
146 | $bstarted = microtime(true); | |
147 | ||
148 | $batch_owners = array(); | |
149 | ||
150 | foreach ($feeds_to_update as $feed) { | |
151 | if($debug) _debug("Base feed: $feed"); | |
152 | ||
153 | //update_rss_feed($line["id"], true); | |
154 | ||
155 | // since we have the data cached, we can deal with other feeds with the same url | |
156 | $tmp_result = db_query("SELECT DISTINCT ttrss_feeds.id,last_updated,ttrss_feeds.owner_uid | |
157 | FROM ttrss_feeds, ttrss_users, ttrss_user_prefs WHERE | |
158 | ttrss_user_prefs.owner_uid = ttrss_feeds.owner_uid AND | |
159 | ttrss_users.id = ttrss_user_prefs.owner_uid AND | |
160 | ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' AND | |
161 | ttrss_user_prefs.profile IS NULL AND | |
162 | feed_url = '".db_escape_string($feed)."' | |
163 | $update_limit_qpart | |
164 | $login_thresh_qpart | |
165 | ORDER BY ttrss_feeds.id $query_limit"); | |
166 | ||
167 | if (db_num_rows($tmp_result) > 0) { | |
168 | while ($tline = db_fetch_assoc($tmp_result)) { | |
169 | if ($debug) _debug(" => " . $tline["last_updated"] . ", " . $tline["id"] . " " . $tline["owner_uid"]); | |
170 | ||
171 | if (array_search($tline["owner_uid"], $batch_owners) === FALSE) | |
172 | array_push($batch_owners, $tline["owner_uid"]); | |
173 | ||
174 | $fstarted = microtime(true); | |
175 | RSSUtils::update_rss_feed($tline["id"], true, false); | |
176 | _debug_suppress(false); | |
177 | ||
178 | _debug(sprintf(" %.4f (sec)", microtime(true) - $fstarted)); | |
179 | ||
180 | ++$nf; | |
181 | } | |
182 | } | |
183 | } | |
184 | ||
185 | if ($nf > 0) { | |
186 | _debug(sprintf("Processed %d feeds in %.4f (sec), %.4f (sec/feed avg)", $nf, | |
187 | microtime(true) - $bstarted, (microtime(true) - $bstarted) / $nf)); | |
188 | } | |
189 | ||
190 | foreach ($batch_owners as $owner_uid) { | |
191 | _debug("Running housekeeping tasks for user $owner_uid..."); | |
192 | ||
193 | RSSUtils::housekeeping_user($owner_uid); | |
194 | } | |
195 | ||
196 | // Send feed digests by email if needed. | |
197 | Digest::send_headlines_digests($debug); | |
198 | ||
199 | return $nf; | |
200 | ||
201 | } | |
202 | ||
203 | // this is used when subscribing | |
204 | static function set_basic_feed_info($feed) { | |
205 | ||
206 | $feed = db_escape_string($feed); | |
207 | ||
208 | $result = db_query("SELECT feed_url,auth_pass,auth_login,auth_pass_encrypted | |
209 | FROM ttrss_feeds WHERE id = '$feed'"); | |
210 | ||
211 | $auth_pass_encrypted = sql_bool_to_bool(db_fetch_result($result, | |
212 | 0, "auth_pass_encrypted")); | |
213 | ||
214 | $auth_login = db_fetch_result($result, 0, "auth_login"); | |
215 | $auth_pass = db_fetch_result($result, 0, "auth_pass"); | |
216 | ||
217 | if ($auth_pass_encrypted && function_exists("mcrypt_decrypt")) { | |
218 | require_once "crypt.php"; | |
219 | $auth_pass = decrypt_string($auth_pass); | |
220 | } | |
221 | ||
222 | $fetch_url = db_fetch_result($result, 0, "feed_url"); | |
223 | ||
224 | $feed_data = fetch_file_contents($fetch_url, false, | |
225 | $auth_login, $auth_pass, false, | |
226 | FEED_FETCH_TIMEOUT, | |
227 | 0); | |
228 | ||
229 | global $fetch_curl_used; | |
230 | ||
231 | if (!$fetch_curl_used) { | |
232 | $tmp = @gzdecode($feed_data); | |
233 | ||
234 | if ($tmp) $feed_data = $tmp; | |
235 | } | |
236 | ||
237 | $feed_data = trim($feed_data); | |
238 | ||
239 | $rss = new FeedParser($feed_data); | |
240 | $rss->init(); | |
241 | ||
242 | if (!$rss->error()) { | |
243 | ||
244 | $result = db_query("SELECT title, site_url FROM ttrss_feeds WHERE id = '$feed'"); | |
245 | ||
246 | $registered_title = db_fetch_result($result, 0, "title"); | |
247 | $orig_site_url = db_fetch_result($result, 0, "site_url"); | |
248 | ||
249 | $site_url = db_escape_string(mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245)); | |
250 | $feed_title = db_escape_string(mb_substr($rss->get_title(), 0, 199)); | |
251 | ||
252 | if ($feed_title && (!$registered_title || $registered_title == "[Unknown]")) { | |
253 | db_query("UPDATE ttrss_feeds SET | |
254 | title = '$feed_title' WHERE id = '$feed'"); | |
255 | } | |
256 | ||
257 | if ($site_url && $orig_site_url != $site_url) { | |
258 | db_query("UPDATE ttrss_feeds SET | |
259 | site_url = '$site_url' WHERE id = '$feed'"); | |
260 | } | |
261 | } | |
262 | } | |
263 | ||
264 | /** | |
265 | * @SuppressWarnings(PHPMD.UnusedFormalParameter) | |
266 | */ | |
267 | static function update_rss_feed($feed, $no_cache = false) { | |
268 | ||
269 | $debug_enabled = defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']; | |
270 | ||
271 | _debug_suppress(!$debug_enabled); | |
272 | _debug("start", $debug_enabled); | |
273 | ||
274 | $result = db_query("SELECT title FROM ttrss_feeds | |
275 | WHERE id = '$feed'"); | |
276 | ||
277 | if (db_num_rows($result) == 0) { | |
278 | _debug("feed $feed NOT FOUND/SKIPPED", $debug_enabled); | |
279 | user_error("Attempt to update unknown/invalid feed $feed", E_USER_WARNING); | |
280 | return false; | |
281 | } | |
282 | ||
283 | $title = db_fetch_result($result, 0, "title"); | |
284 | ||
285 | // feed was batch-subscribed or something, we need to get basic info | |
286 | // this is not optimal currently as it fetches stuff separately TODO: optimize | |
287 | if ($title == "[Unknown]") { | |
288 | _debug("setting basic feed info for $feed..."); | |
289 | RSSUtils::set_basic_feed_info($feed); | |
290 | } | |
291 | ||
292 | $result = db_query("SELECT id,update_interval,auth_login, | |
293 | feed_url,auth_pass,cache_images, | |
294 | mark_unread_on_update, owner_uid, | |
295 | auth_pass_encrypted, feed_language | |
296 | FROM ttrss_feeds WHERE id = '$feed'"); | |
297 | ||
298 | $owner_uid = db_fetch_result($result, 0, "owner_uid"); | |
299 | $mark_unread_on_update = sql_bool_to_bool(db_fetch_result($result, | |
300 | 0, "mark_unread_on_update")); | |
301 | $auth_pass_encrypted = sql_bool_to_bool(db_fetch_result($result, | |
302 | 0, "auth_pass_encrypted")); | |
303 | ||
304 | db_query("UPDATE ttrss_feeds SET last_update_started = NOW() | |
305 | WHERE id = '$feed'"); | |
306 | ||
307 | $auth_login = db_fetch_result($result, 0, "auth_login"); | |
308 | $auth_pass = db_fetch_result($result, 0, "auth_pass"); | |
309 | ||
310 | if ($auth_pass_encrypted && function_exists("mcrypt_decrypt")) { | |
311 | require_once "crypt.php"; | |
312 | $auth_pass = decrypt_string($auth_pass); | |
313 | } | |
314 | ||
315 | $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images")); | |
316 | $fetch_url = db_fetch_result($result, 0, "feed_url"); | |
317 | $feed_language = db_escape_string(mb_strtolower(db_fetch_result($result, 0, "feed_language"))); | |
318 | if (!$feed_language) $feed_language = 'english'; | |
319 | ||
320 | $feed = db_escape_string($feed); | |
321 | ||
322 | $date_feed_processed = date('Y-m-d H:i'); | |
323 | ||
324 | $cache_filename = CACHE_DIR . "/simplepie/" . sha1($fetch_url) . ".xml"; | |
325 | ||
326 | $pluginhost = new PluginHost(); | |
327 | $pluginhost->set_debug($debug_enabled); | |
328 | $user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid); | |
329 | ||
330 | $pluginhost->load(PLUGINS, PluginHost::KIND_ALL); | |
331 | $pluginhost->load($user_plugins, PluginHost::KIND_USER, $owner_uid); | |
332 | $pluginhost->load_data(); | |
333 | ||
334 | $rss_hash = false; | |
335 | ||
336 | $force_refetch = isset($_REQUEST["force_refetch"]); | |
337 | $feed_data = ""; | |
338 | ||
339 | foreach ($pluginhost->get_hooks(PluginHost::HOOK_FETCH_FEED) as $plugin) { | |
340 | $feed_data = $plugin->hook_fetch_feed($feed_data, $fetch_url, $owner_uid, $feed, 0, $auth_login, $auth_pass); | |
341 | } | |
342 | ||
343 | // try cache | |
344 | if (!$feed_data && | |
345 | file_exists($cache_filename) && | |
346 | is_readable($cache_filename) && | |
347 | !$auth_login && !$auth_pass && | |
348 | filemtime($cache_filename) > time() - 30) { | |
349 | ||
350 | _debug("using local cache [$cache_filename].", $debug_enabled); | |
351 | ||
352 | @$feed_data = file_get_contents($cache_filename); | |
353 | ||
354 | if ($feed_data) { | |
355 | $rss_hash = sha1($feed_data); | |
356 | } | |
357 | ||
358 | } else { | |
359 | _debug("local cache will not be used for this feed", $debug_enabled); | |
360 | } | |
361 | ||
362 | // fetch feed from source | |
363 | if (!$feed_data) { | |
364 | _debug("fetching [$fetch_url]...", $debug_enabled); | |
365 | ||
366 | if (ini_get("open_basedir") && function_exists("curl_init")) { | |
367 | _debug("not using CURL due to open_basedir restrictions"); | |
368 | } | |
369 | ||
370 | $feed_data = fetch_file_contents($fetch_url, false, | |
371 | $auth_login, $auth_pass, false, | |
372 | $no_cache ? FEED_FETCH_NO_CACHE_TIMEOUT : FEED_FETCH_TIMEOUT, | |
373 | 0); | |
374 | ||
375 | global $fetch_curl_used; | |
376 | ||
377 | if (!$fetch_curl_used) { | |
378 | $tmp = @gzdecode($feed_data); | |
379 | ||
380 | if ($tmp) $feed_data = $tmp; | |
381 | } | |
382 | ||
383 | $feed_data = trim($feed_data); | |
384 | ||
385 | _debug("fetch done.", $debug_enabled); | |
386 | ||
387 | // cache vanilla feed data for re-use | |
388 | if ($feed_data && !$auth_pass && !$auth_login && is_writable(CACHE_DIR . "/simplepie")) { | |
389 | $new_rss_hash = sha1($feed_data); | |
390 | ||
391 | if ($new_rss_hash != $rss_hash) { | |
392 | _debug("saving $cache_filename", $debug_enabled); | |
393 | @file_put_contents($cache_filename, $feed_data); | |
394 | } | |
395 | } | |
396 | } | |
397 | ||
398 | if (!$feed_data) { | |
399 | global $fetch_last_error; | |
400 | global $fetch_last_error_code; | |
401 | ||
402 | _debug("unable to fetch: $fetch_last_error [$fetch_last_error_code]", $debug_enabled); | |
403 | ||
404 | $error_escaped = ''; | |
405 | ||
406 | // If-Modified-Since | |
407 | if ($fetch_last_error_code != 304) { | |
408 | $error_escaped = db_escape_string($fetch_last_error); | |
409 | } else { | |
410 | _debug("source claims data not modified, nothing to do.", $debug_enabled); | |
411 | } | |
412 | ||
413 | db_query( | |
414 | "UPDATE ttrss_feeds SET last_error = '$error_escaped', | |
415 | last_updated = NOW() WHERE id = '$feed'"); | |
416 | ||
417 | return; | |
418 | } | |
419 | ||
420 | foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_FETCHED) as $plugin) { | |
421 | $feed_data = $plugin->hook_feed_fetched($feed_data, $fetch_url, $owner_uid, $feed); | |
422 | } | |
423 | ||
424 | $rss = new FeedParser($feed_data); | |
425 | $rss->init(); | |
426 | ||
427 | $feed = db_escape_string($feed); | |
428 | ||
429 | if (!$rss->error()) { | |
430 | ||
431 | // We use local pluginhost here because we need to load different per-user feed plugins | |
432 | $pluginhost->run_hooks(PluginHost::HOOK_FEED_PARSED, "hook_feed_parsed", $rss); | |
433 | ||
434 | _debug("language: $feed_language", $debug_enabled); | |
435 | _debug("processing feed data...", $debug_enabled); | |
436 | ||
437 | // db_query("BEGIN"); | |
438 | ||
439 | if (DB_TYPE == "pgsql") { | |
440 | $favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'"; | |
441 | } else { | |
442 | $favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)"; | |
443 | } | |
444 | ||
445 | $result = db_query("SELECT owner_uid,favicon_avg_color, | |
446 | (favicon_last_checked IS NULL OR $favicon_interval_qpart) AS | |
447 | favicon_needs_check | |
448 | FROM ttrss_feeds WHERE id = '$feed'"); | |
449 | ||
450 | $favicon_needs_check = sql_bool_to_bool(db_fetch_result($result, 0, | |
451 | "favicon_needs_check")); | |
452 | $favicon_avg_color = db_fetch_result($result, 0, "favicon_avg_color"); | |
453 | ||
454 | $owner_uid = db_fetch_result($result, 0, "owner_uid"); | |
455 | ||
456 | $site_url = db_escape_string(mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245)); | |
457 | ||
458 | _debug("site_url: $site_url", $debug_enabled); | |
459 | _debug("feed_title: " . $rss->get_title(), $debug_enabled); | |
460 | ||
461 | if ($favicon_needs_check || $force_refetch) { | |
462 | ||
463 | /* terrible hack: if we crash on floicon shit here, we won't check | |
464 | * the icon avgcolor again (unless the icon got updated) */ | |
465 | ||
466 | $favicon_file = ICONS_DIR . "/$feed.ico"; | |
467 | $favicon_modified = @filemtime($favicon_file); | |
468 | ||
469 | _debug("checking favicon...", $debug_enabled); | |
470 | ||
471 | RSSUtils::check_feed_favicon($site_url, $feed); | |
472 | $favicon_modified_new = @filemtime($favicon_file); | |
473 | ||
474 | if ($favicon_modified_new > $favicon_modified) | |
475 | $favicon_avg_color = ''; | |
476 | ||
477 | if (file_exists($favicon_file) && function_exists("imagecreatefromstring") && $favicon_avg_color == '') { | |
478 | require_once "colors.php"; | |
479 | ||
480 | db_query("UPDATE ttrss_feeds SET favicon_avg_color = 'fail' WHERE | |
481 | id = '$feed'"); | |
482 | ||
483 | $favicon_color = db_escape_string( | |
484 | calculate_avg_color($favicon_file)); | |
485 | ||
486 | $favicon_colorstring = ",favicon_avg_color = '".$favicon_color."'"; | |
487 | } else if ($favicon_avg_color == 'fail') { | |
488 | _debug("floicon failed on this file, not trying to recalculate avg color", $debug_enabled); | |
489 | } | |
490 | ||
491 | db_query("UPDATE ttrss_feeds SET favicon_last_checked = NOW() | |
492 | $favicon_colorstring | |
493 | WHERE id = '$feed'"); | |
494 | } | |
495 | ||
496 | _debug("loading filters & labels...", $debug_enabled); | |
497 | ||
498 | $filters = load_filters($feed, $owner_uid); | |
499 | ||
500 | _debug("" . count($filters) . " filters loaded.", $debug_enabled); | |
501 | ||
502 | $items = $rss->get_items(); | |
503 | ||
504 | if (!is_array($items)) { | |
505 | _debug("no articles found.", $debug_enabled); | |
506 | ||
507 | db_query("UPDATE ttrss_feeds | |
508 | SET last_updated = NOW(), last_error = '' WHERE id = '$feed'"); | |
509 | ||
510 | return; // no articles | |
511 | } | |
512 | ||
513 | _debug("processing articles...", $debug_enabled); | |
514 | ||
515 | $tstart = time(); | |
516 | ||
517 | foreach ($items as $item) { | |
518 | if ($_REQUEST['xdebug'] == 3) { | |
519 | print_r($item); | |
520 | } | |
521 | ||
522 | if (ini_get("max_execution_time") > 0 && time() - $tstart >= ini_get("max_execution_time") * 0.7) { | |
523 | _debug("looks like there's too many articles to process at once, breaking out", $debug_enabled); | |
524 | break; | |
525 | } | |
526 | ||
527 | $entry_guid = $item->get_id(); | |
528 | if (!$entry_guid) $entry_guid = $item->get_link(); | |
529 | if (!$entry_guid) $entry_guid = RSSUtils::make_guid_from_title($item->get_title()); | |
530 | if (!$entry_guid) continue; | |
531 | ||
532 | $entry_guid = "$owner_uid,$entry_guid"; | |
533 | ||
534 | $entry_guid_hashed = db_escape_string('SHA1:' . sha1($entry_guid)); | |
535 | ||
536 | _debug("guid $entry_guid / $entry_guid_hashed", $debug_enabled); | |
537 | ||
538 | $entry_timestamp = ""; | |
539 | ||
540 | $entry_timestamp = $item->get_date(); | |
541 | ||
542 | _debug("orig date: " . $item->get_date(), $debug_enabled); | |
543 | ||
544 | if ($entry_timestamp == -1 || !$entry_timestamp || $entry_timestamp > time()) { | |
545 | $entry_timestamp = time(); | |
546 | } | |
547 | ||
548 | $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp); | |
549 | ||
550 | _debug("date $entry_timestamp [$entry_timestamp_fmt]", $debug_enabled); | |
551 | ||
552 | // $entry_title = html_entity_decode($item->get_title(), ENT_COMPAT, 'UTF-8'); | |
553 | // $entry_title = decode_numeric_entities($entry_title); | |
554 | $entry_title = $item->get_title(); | |
555 | ||
556 | $entry_link = rewrite_relative_url($site_url, $item->get_link()); | |
557 | ||
558 | _debug("title $entry_title", $debug_enabled); | |
559 | _debug("link $entry_link", $debug_enabled); | |
560 | ||
561 | if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);; | |
562 | ||
563 | $entry_content = $item->get_content(); | |
564 | if (!$entry_content) $entry_content = $item->get_description(); | |
565 | ||
566 | if ($_REQUEST["xdebug"] == 2) { | |
567 | print "content: "; | |
568 | print htmlspecialchars($entry_content); | |
569 | print "\n"; | |
570 | } | |
571 | ||
572 | $entry_comments = db_escape_string(mb_substr($item->get_comments_url(), 0, 245)); | |
573 | $num_comments = (int) $item->get_comments_count(); | |
574 | ||
575 | $entry_author = $item->get_author(); // escaped later | |
576 | $entry_guid = db_escape_string(mb_substr($entry_guid, 0, 245)); | |
577 | ||
578 | _debug("author $entry_author", $debug_enabled); | |
579 | _debug("num_comments: $num_comments", $debug_enabled); | |
580 | _debug("looking for tags...", $debug_enabled); | |
581 | ||
582 | // parse <category> entries into tags | |
583 | ||
584 | $additional_tags = array(); | |
585 | ||
586 | $additional_tags_src = $item->get_categories(); | |
587 | ||
588 | if (is_array($additional_tags_src)) { | |
589 | foreach ($additional_tags_src as $tobj) { | |
590 | array_push($additional_tags, $tobj); | |
591 | } | |
592 | } | |
593 | ||
594 | $entry_tags = array_unique($additional_tags); | |
595 | ||
596 | for ($i = 0; $i < count($entry_tags); $i++) | |
597 | $entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8'); | |
598 | ||
599 | _debug("tags found: " . join(",", $entry_tags), $debug_enabled); | |
600 | ||
601 | _debug("done collecting data.", $debug_enabled); | |
602 | ||
603 | $result = db_query("SELECT id, content_hash, lang FROM ttrss_entries | |
604 | WHERE guid = '".db_escape_string($entry_guid)."' OR guid = '$entry_guid_hashed'"); | |
605 | ||
606 | if (db_num_rows($result) != 0) { | |
607 | $base_entry_id = db_fetch_result($result, 0, "id"); | |
608 | $entry_stored_hash = db_fetch_result($result, 0, "content_hash"); | |
609 | $article_labels = Article::get_article_labels($base_entry_id, $owner_uid); | |
610 | $entry_language = db_fetch_result($result, 0, "lang"); | |
611 | ||
612 | $existing_tags = Article::get_article_tags($base_entry_id, $owner_uid); | |
613 | $entry_tags = array_unique(array_merge($entry_tags, $existing_tags)); | |
614 | ||
615 | } else { | |
616 | $base_entry_id = false; | |
617 | $entry_stored_hash = ""; | |
618 | $article_labels = array(); | |
619 | $entry_language = ""; | |
620 | } | |
621 | ||
622 | $article = array("owner_uid" => $owner_uid, // read only | |
623 | "guid" => $entry_guid, // read only | |
624 | "guid_hashed" => $entry_guid_hashed, // read only | |
625 | "title" => $entry_title, | |
626 | "content" => $entry_content, | |
627 | "link" => $entry_link, | |
628 | "labels" => $article_labels, // current limitation: can add labels to article, can't remove them | |
629 | "tags" => $entry_tags, | |
630 | "author" => $entry_author, | |
631 | "force_catchup" => false, // ugly hack for the time being | |
632 | "score_modifier" => 0, // no previous value, plugin should recalculate score modifier based on content if needed | |
633 | "language" => $entry_language, | |
634 | "feed" => array("id" => $feed, | |
635 | "fetch_url" => $fetch_url, | |
636 | "site_url" => $site_url, | |
637 | "cache_images" => $cache_images) | |
638 | ); | |
639 | ||
640 | $entry_plugin_data = ""; | |
641 | $entry_current_hash = RSSUtils::calculate_article_hash($article, $pluginhost); | |
642 | ||
643 | _debug("article hash: $entry_current_hash [stored=$entry_stored_hash]", $debug_enabled); | |
644 | ||
645 | if ($entry_current_hash == $entry_stored_hash && !isset($_REQUEST["force_rehash"])) { | |
646 | _debug("stored article seems up to date [IID: $base_entry_id], updating timestamp only", $debug_enabled); | |
647 | ||
648 | // we keep encountering the entry in feeds, so we need to | |
649 | // update date_updated column so that we don't get horrible | |
650 | // dupes when the entry gets purged and reinserted again e.g. | |
651 | // in the case of SLOW SLOW OMG SLOW updating feeds | |
652 | ||
653 | $base_entry_id = db_fetch_result($result, 0, "id"); | |
654 | ||
655 | db_query("UPDATE ttrss_entries SET date_updated = NOW() | |
656 | WHERE id = '$base_entry_id'"); | |
657 | ||
658 | continue; | |
659 | } | |
660 | ||
661 | _debug("hash differs, applying plugin filters:", $debug_enabled); | |
662 | ||
663 | foreach ($pluginhost->get_hooks(PluginHost::HOOK_ARTICLE_FILTER) as $plugin) { | |
664 | _debug("... " . get_class($plugin), $debug_enabled); | |
665 | ||
666 | $start = microtime(true); | |
667 | $article = $plugin->hook_article_filter($article); | |
668 | ||
669 | _debug("=== " . sprintf("%.4f (sec)", microtime(true) - $start), $debug_enabled); | |
670 | ||
671 | $entry_plugin_data .= mb_strtolower(get_class($plugin)) . ","; | |
672 | } | |
673 | ||
674 | if ($_REQUEST["xdebug"] == 2) { | |
675 | print "processed content: "; | |
676 | print htmlspecialchars($article["content"]); | |
677 | print "\n"; | |
678 | } | |
679 | ||
680 | $entry_plugin_data = db_escape_string($entry_plugin_data); | |
681 | ||
682 | _debug("plugin data: $entry_plugin_data", $debug_enabled); | |
683 | ||
684 | // Workaround: 4-byte unicode requires utf8mb4 in MySQL. See https://tt-rss.org/forum/viewtopic.php?f=1&t=3377&p=20077#p20077 | |
685 | if (DB_TYPE == "mysql") { | |
686 | foreach ($article as $k => $v) { | |
687 | ||
688 | // i guess we'll have to take the risk of 4byte unicode labels & tags here | |
689 | if (is_string($article[$k])) { | |
690 | $article[$k] = preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $v); | |
691 | } | |
692 | } | |
693 | } | |
694 | ||
695 | /* Collect article tags here so we could filter by them: */ | |
696 | ||
697 | $matched_rules = array(); | |
698 | ||
699 | $article_filters = RSSUtils::get_article_filters($filters, $article["title"], | |
700 | $article["content"], $article["link"], $article["author"], | |
701 | $article["tags"], $matched_rules); | |
702 | ||
703 | if ($debug_enabled) { | |
704 | _debug("matched filter rules: ", $debug_enabled); | |
705 | ||
706 | if (count($matched_rules) != 0) { | |
707 | print_r($matched_rules); | |
708 | } | |
709 | ||
710 | _debug("filter actions: ", $debug_enabled); | |
711 | ||
712 | if (count($article_filters) != 0) { | |
713 | print_r($article_filters); | |
714 | } | |
715 | } | |
716 | ||
717 | $plugin_filter_names = RSSUtils::find_article_filters($article_filters, "plugin"); | |
718 | $plugin_filter_actions = $pluginhost->get_filter_actions(); | |
719 | ||
720 | if (count($plugin_filter_names) > 0) { | |
721 | _debug("applying plugin filter actions...", $debug_enabled); | |
722 | ||
723 | foreach ($plugin_filter_names as $pfn) { | |
724 | list($pfclass,$pfaction) = explode(":", $pfn["param"]); | |
725 | ||
726 | if (isset($plugin_filter_actions[$pfclass])) { | |
727 | $plugin = $pluginhost->get_plugin($pfclass); | |
728 | ||
729 | _debug("... $pfclass: $pfaction", $debug_enabled); | |
730 | ||
731 | if ($plugin) { | |
732 | $start = microtime(true); | |
733 | $article = $plugin->hook_article_filter_action($article, $pfaction); | |
734 | ||
735 | _debug("=== " . sprintf("%.4f (sec)", microtime(true) - $start), $debug_enabled); | |
736 | } else { | |
737 | _debug("??? $pfclass: plugin object not found."); | |
738 | } | |
739 | } else { | |
740 | _debug("??? $pfclass: filter plugin not registered."); | |
741 | } | |
742 | } | |
743 | } | |
744 | ||
745 | $entry_tags = $article["tags"]; | |
746 | $entry_guid = db_escape_string($entry_guid); | |
747 | $entry_title = db_escape_string($article["title"]); | |
748 | $entry_author = db_escape_string(mb_substr($article["author"], 0, 245)); | |
749 | $entry_link = db_escape_string($article["link"]); | |
750 | $entry_content = $article["content"]; // escaped below | |
751 | $entry_force_catchup = $article["force_catchup"]; | |
752 | $article_labels = $article["labels"]; | |
753 | $entry_score_modifier = (int) $article["score_modifier"]; | |
754 | $entry_language = db_escape_string($article["language"]); | |
755 | ||
756 | if ($debug_enabled) { | |
757 | _debug("article labels:", $debug_enabled); | |
758 | ||
759 | if (count($article_labels) != 0) { | |
760 | print_r($article_labels); | |
761 | } | |
762 | } | |
763 | ||
764 | _debug("force catchup: $entry_force_catchup"); | |
765 | ||
766 | if ($cache_images && is_writable(CACHE_DIR . '/images')) | |
767 | RSSUtils::cache_media($entry_content, $site_url, $debug_enabled); | |
768 | ||
769 | $entry_content = db_escape_string($entry_content, false); | |
770 | ||
771 | //db_query("BEGIN"); | |
772 | ||
773 | $result = db_query("SELECT id FROM ttrss_entries | |
774 | WHERE (guid = '$entry_guid' OR guid = '$entry_guid_hashed')"); | |
775 | ||
776 | if (db_num_rows($result) == 0) { | |
777 | ||
778 | _debug("base guid [$entry_guid or $entry_guid_hashed] not found, creating...", $debug_enabled); | |
779 | ||
780 | // base post entry does not exist, create it | |
781 | ||
782 | db_query( | |
783 | "INSERT INTO ttrss_entries | |
784 | (title, | |
785 | guid, | |
786 | link, | |
787 | updated, | |
788 | content, | |
789 | content_hash, | |
790 | no_orig_date, | |
791 | date_updated, | |
792 | date_entered, | |
793 | comments, | |
794 | num_comments, | |
795 | plugin_data, | |
796 | lang, | |
797 | author) | |
798 | VALUES | |
799 | ('$entry_title', | |
800 | '$entry_guid_hashed', | |
801 | '$entry_link', | |
802 | '$entry_timestamp_fmt', | |
803 | '$entry_content', | |
804 | '$entry_current_hash', | |
805 | false, | |
806 | NOW(), | |
807 | '$date_feed_processed', | |
808 | '$entry_comments', | |
809 | '$num_comments', | |
810 | '$entry_plugin_data', | |
811 | '$entry_language', | |
812 | '$entry_author')"); | |
813 | ||
814 | } | |
815 | ||
816 | // now it should exist, if not - bad luck then | |
817 | ||
818 | $result = db_query("SELECT id FROM ttrss_entries | |
819 | WHERE guid = '$entry_guid' OR guid = '$entry_guid_hashed'"); | |
820 | ||
821 | $entry_ref_id = 0; | |
822 | $entry_int_id = 0; | |
823 | ||
824 | if (db_num_rows($result) == 1) { | |
825 | ||
826 | _debug("base guid found, checking for user record", $debug_enabled); | |
827 | ||
828 | $ref_id = db_fetch_result($result, 0, "id"); | |
829 | $entry_ref_id = $ref_id; | |
830 | ||
831 | /* $stored_guid = db_fetch_result($result, 0, "guid"); | |
832 | if ($stored_guid != $entry_guid_hashed) { | |
833 | if ($debug_enabled) _debug("upgrading compat guid to hashed one", $debug_enabled); | |
834 | ||
835 | db_query("UPDATE ttrss_entries SET guid = '$entry_guid_hashed' WHERE | |
836 | id = '$ref_id'"); | |
837 | } */ | |
838 | ||
839 | if (RSSUtils::find_article_filter($article_filters, "filter")) { | |
840 | //db_query("COMMIT"); // close transaction in progress | |
841 | continue; | |
842 | } | |
843 | ||
844 | $score = RSSUtils::calculate_article_score($article_filters) + $entry_score_modifier; | |
845 | ||
846 | _debug("initial score: $score [including plugin modifier: $entry_score_modifier]", $debug_enabled); | |
847 | ||
848 | // check for user post link to main table | |
849 | ||
850 | $query = "SELECT ref_id, int_id FROM ttrss_user_entries WHERE | |
851 | ref_id = '$ref_id' AND owner_uid = '$owner_uid'"; | |
852 | ||
853 | // if ($_REQUEST["xdebug"]) print "$query\n"; | |
854 | ||
855 | $result = db_query($query); | |
856 | ||
857 | // okay it doesn't exist - create user entry | |
858 | if (db_num_rows($result) == 0) { | |
859 | ||
860 | _debug("user record not found, creating...", $debug_enabled); | |
861 | ||
862 | if ($score >= -500 && !RSSUtils::find_article_filter($article_filters, 'catchup') && !$entry_force_catchup) { | |
863 | $unread = 'true'; | |
864 | $last_read_qpart = 'NULL'; | |
865 | } else { | |
866 | $unread = 'false'; | |
867 | $last_read_qpart = 'NOW()'; | |
868 | } | |
869 | ||
870 | if (RSSUtils::find_article_filter($article_filters, 'mark') || $score > 1000) { | |
871 | $marked = 'true'; | |
872 | } else { | |
873 | $marked = 'false'; | |
874 | } | |
875 | ||
876 | if (RSSUtils::find_article_filter($article_filters, 'publish')) { | |
877 | $published = 'true'; | |
878 | } else { | |
879 | $published = 'false'; | |
880 | } | |
881 | ||
882 | $last_marked = ($marked == 'true') ? 'NOW()' : 'NULL'; | |
883 | $last_published = ($published == 'true') ? 'NOW()' : 'NULL'; | |
884 | ||
885 | $result = db_query( | |
886 | "INSERT INTO ttrss_user_entries | |
887 | (ref_id, owner_uid, feed_id, unread, last_read, marked, | |
888 | published, score, tag_cache, label_cache, uuid, | |
889 | last_marked, last_published) | |
890 | VALUES ('$ref_id', '$owner_uid', '$feed', $unread, | |
891 | $last_read_qpart, $marked, $published, '$score', '', '', | |
892 | '', $last_marked, $last_published)"); | |
893 | ||
894 | $result = db_query( | |
895 | "SELECT int_id FROM ttrss_user_entries WHERE | |
896 | ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND | |
897 | feed_id = '$feed' LIMIT 1"); | |
898 | ||
899 | if (db_num_rows($result) == 1) { | |
900 | $entry_int_id = db_fetch_result($result, 0, "int_id"); | |
901 | } | |
902 | } else { | |
903 | _debug("user record FOUND", $debug_enabled); | |
904 | ||
905 | $entry_ref_id = db_fetch_result($result, 0, "ref_id"); | |
906 | $entry_int_id = db_fetch_result($result, 0, "int_id"); | |
907 | } | |
908 | ||
909 | _debug("RID: $entry_ref_id, IID: $entry_int_id", $debug_enabled); | |
910 | ||
911 | if (DB_TYPE == "pgsql") { | |
912 | $tsvector_combined = db_escape_string(mb_substr($entry_title . ' ' . strip_tags(str_replace('<', ' <', $entry_content)), | |
913 | 0, 1000000)); | |
914 | ||
915 | $tsvector_qpart = "tsvector_combined = to_tsvector('$feed_language', '$tsvector_combined'),"; | |
916 | ||
917 | } else { | |
918 | $tsvector_qpart = ""; | |
919 | } | |
920 | ||
921 | db_query("UPDATE ttrss_entries | |
922 | SET title = '$entry_title', | |
923 | content = '$entry_content', | |
924 | content_hash = '$entry_current_hash', | |
925 | updated = '$entry_timestamp_fmt', | |
926 | $tsvector_qpart | |
927 | num_comments = '$num_comments', | |
928 | plugin_data = '$entry_plugin_data', | |
929 | author = '$entry_author', | |
930 | lang = '$entry_language' | |
931 | WHERE id = '$ref_id'"); | |
932 | ||
933 | // update aux data | |
934 | db_query("UPDATE ttrss_user_entries | |
935 | SET score = '$score' WHERE ref_id = '$ref_id'"); | |
936 | ||
937 | if ($mark_unread_on_update) { | |
938 | _debug("article updated, marking unread as requested.", $debug_enabled); | |
939 | ||
940 | db_query("UPDATE ttrss_user_entries | |
941 | SET last_read = null, unread = true WHERE ref_id = '$ref_id'"); | |
942 | } | |
943 | } | |
944 | ||
945 | //db_query("COMMIT"); | |
946 | ||
947 | _debug("assigning labels [other]...", $debug_enabled); | |
948 | ||
949 | foreach ($article_labels as $label) { | |
950 | Labels::add_article($entry_ref_id, $label[1], $owner_uid); | |
951 | } | |
952 | ||
953 | _debug("assigning labels [filters]...", $debug_enabled); | |
954 | ||
955 | RSSUtils::assign_article_to_label_filters($entry_ref_id, $article_filters, | |
956 | $owner_uid, $article_labels); | |
957 | ||
958 | _debug("looking for enclosures...", $debug_enabled); | |
959 | ||
960 | // enclosures | |
961 | ||
962 | $enclosures = array(); | |
963 | ||
964 | $encs = $item->get_enclosures(); | |
965 | ||
966 | if (is_array($encs)) { | |
967 | foreach ($encs as $e) { | |
968 | $e_item = array( | |
969 | rewrite_relative_url($site_url, $e->link), | |
970 | $e->type, $e->length, $e->title, $e->width, $e->height); | |
971 | array_push($enclosures, $e_item); | |
972 | } | |
973 | } | |
974 | ||
975 | if ($cache_images && is_writable(CACHE_DIR . '/images')) | |
976 | RSSUtils::cache_enclosures($enclosures, $site_url, $debug_enabled); | |
977 | ||
978 | if ($debug_enabled) { | |
979 | _debug("article enclosures:", $debug_enabled); | |
980 | print_r($enclosures); | |
981 | } | |
982 | ||
983 | //db_query("BEGIN"); | |
984 | ||
985 | // debugging | |
986 | // db_query("DELETE FROM ttrss_enclosures WHERE post_id = '$entry_ref_id'"); | |
987 | ||
988 | foreach ($enclosures as $enc) { | |
989 | $enc_url = db_escape_string($enc[0]); | |
990 | $enc_type = db_escape_string($enc[1]); | |
991 | $enc_dur = db_escape_string($enc[2]); | |
992 | $enc_title = db_escape_string($enc[3]); | |
993 | $enc_width = intval($enc[4]); | |
994 | $enc_height = intval($enc[5]); | |
995 | ||
996 | $result = db_query("SELECT id FROM ttrss_enclosures | |
997 | WHERE content_url = '$enc_url' AND post_id = '$entry_ref_id'"); | |
998 | ||
999 | if (db_num_rows($result) == 0) { | |
1000 | db_query("INSERT INTO ttrss_enclosures | |
1001 | (content_url, content_type, title, duration, post_id, width, height) VALUES | |
1002 | ('$enc_url', '$enc_type', '$enc_title', '$enc_dur', '$entry_ref_id', $enc_width, $enc_height)"); | |
1003 | } | |
1004 | } | |
1005 | ||
1006 | //db_query("COMMIT"); | |
1007 | ||
1008 | // check for manual tags (we have to do it here since they're loaded from filters) | |
1009 | ||
1010 | foreach ($article_filters as $f) { | |
1011 | if ($f["type"] == "tag") { | |
1012 | ||
1013 | $manual_tags = trim_array(explode(",", $f["param"])); | |
1014 | ||
1015 | foreach ($manual_tags as $tag) { | |
1016 | if (tag_is_valid($tag)) { | |
1017 | array_push($entry_tags, $tag); | |
1018 | } | |
1019 | } | |
1020 | } | |
1021 | } | |
1022 | ||
1023 | // Skip boring tags | |
1024 | ||
1025 | $boring_tags = trim_array(explode(",", mb_strtolower(get_pref( | |
1026 | 'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8'))); | |
1027 | ||
1028 | $filtered_tags = array(); | |
1029 | $tags_to_cache = array(); | |
1030 | ||
1031 | if ($entry_tags && is_array($entry_tags)) { | |
1032 | foreach ($entry_tags as $tag) { | |
1033 | if (array_search($tag, $boring_tags) === false) { | |
1034 | array_push($filtered_tags, $tag); | |
1035 | } | |
1036 | } | |
1037 | } | |
1038 | ||
1039 | $filtered_tags = array_unique($filtered_tags); | |
1040 | ||
1041 | if ($debug_enabled) { | |
1042 | _debug("filtered article tags:", $debug_enabled); | |
1043 | print_r($filtered_tags); | |
1044 | } | |
1045 | ||
1046 | // Save article tags in the database | |
1047 | ||
1048 | if (count($filtered_tags) > 0) { | |
1049 | ||
1050 | //db_query("BEGIN"); | |
1051 | ||
1052 | foreach ($filtered_tags as $tag) { | |
1053 | ||
1054 | $tag = sanitize_tag($tag); | |
1055 | $tag = db_escape_string($tag); | |
1056 | ||
1057 | if (!tag_is_valid($tag)) continue; | |
1058 | ||
1059 | $result = db_query("SELECT id FROM ttrss_tags | |
1060 | WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND | |
1061 | owner_uid = '$owner_uid' LIMIT 1"); | |
1062 | ||
1063 | if ($result && db_num_rows($result) == 0) { | |
1064 | ||
1065 | db_query("INSERT INTO ttrss_tags | |
1066 | (owner_uid,tag_name,post_int_id) | |
1067 | VALUES ('$owner_uid','$tag', '$entry_int_id')"); | |
1068 | } | |
1069 | ||
1070 | array_push($tags_to_cache, $tag); | |
1071 | } | |
1072 | ||
1073 | /* update the cache */ | |
1074 | ||
1075 | $tags_to_cache = array_unique($tags_to_cache); | |
1076 | ||
1077 | $tags_str = db_escape_string(join(",", $tags_to_cache)); | |
1078 | ||
1079 | db_query("UPDATE ttrss_user_entries | |
1080 | SET tag_cache = '$tags_str' WHERE ref_id = '$entry_ref_id' | |
1081 | AND owner_uid = $owner_uid"); | |
1082 | ||
1083 | //db_query("COMMIT"); | |
1084 | } | |
1085 | ||
1086 | _debug("article processed", $debug_enabled); | |
1087 | } | |
1088 | ||
1089 | _debug("purging feed...", $debug_enabled); | |
1090 | ||
1091 | purge_feed($feed, 0, $debug_enabled); | |
1092 | ||
1093 | db_query("UPDATE ttrss_feeds | |
1094 | SET last_updated = NOW(), last_error = '' WHERE id = '$feed'"); | |
1095 | ||
1096 | // db_query("COMMIT"); | |
1097 | ||
1098 | } else { | |
1099 | ||
1100 | $error_msg = db_escape_string(mb_substr($rss->error(), 0, 245)); | |
1101 | ||
1102 | _debug("fetch error: $error_msg", $debug_enabled); | |
1103 | ||
1104 | if (count($rss->errors()) > 1) { | |
1105 | foreach ($rss->errors() as $error) { | |
1106 | _debug("+ $error"); | |
1107 | } | |
1108 | } | |
1109 | ||
1110 | db_query( | |
1111 | "UPDATE ttrss_feeds SET last_error = '$error_msg', | |
1112 | last_updated = NOW() WHERE id = '$feed'"); | |
1113 | ||
1114 | unset($rss); | |
1115 | return; | |
1116 | } | |
1117 | ||
1118 | _debug("done", $debug_enabled); | |
1119 | ||
1120 | return true; | |
1121 | } | |
1122 | ||
1123 | static function cache_enclosures($enclosures, $site_url, $debug) { | |
1124 | foreach ($enclosures as $enc) { | |
1125 | ||
1126 | if (preg_match("/(image|audio|video)/", $enc[1])) { | |
1127 | ||
1128 | $src = rewrite_relative_url($site_url, $enc[0]); | |
1129 | ||
1130 | $local_filename = CACHE_DIR . "/images/" . sha1($src); | |
1131 | ||
1132 | if ($debug) _debug("cache_enclosures: downloading: $src to $local_filename"); | |
1133 | ||
1134 | if (!file_exists($local_filename)) { | |
1135 | $file_content = fetch_file_contents($src); | |
1136 | ||
1137 | if ($file_content && strlen($file_content) > MIN_CACHE_FILE_SIZE) { | |
1138 | file_put_contents($local_filename, $file_content); | |
1139 | } | |
1140 | } else { | |
1141 | touch($local_filename); | |
1142 | } | |
1143 | } | |
1144 | } | |
1145 | } | |
1146 | ||
1147 | static function cache_media($html, $site_url, $debug) { | |
1148 | libxml_use_internal_errors(true); | |
1149 | ||
1150 | $charset_hack = '<head> | |
1151 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | |
1152 | </head>'; | |
1153 | ||
1154 | $doc = new DOMDocument(); | |
1155 | $doc->loadHTML($charset_hack . $html); | |
1156 | $xpath = new DOMXPath($doc); | |
1157 | ||
1158 | $entries = $xpath->query('(//img[@src])|(//video/source[@src])|(//audio/source[@src])'); | |
1159 | ||
1160 | foreach ($entries as $entry) { | |
1161 | if ($entry->hasAttribute('src') && strpos($entry->getAttribute('src'), "data:") !== 0) { | |
1162 | $src = rewrite_relative_url($site_url, $entry->getAttribute('src')); | |
1163 | ||
1164 | $local_filename = CACHE_DIR . "/images/" . sha1($src); | |
1165 | ||
1166 | if ($debug) _debug("cache_media: downloading: $src to $local_filename"); | |
1167 | ||
1168 | if (!file_exists($local_filename)) { | |
1169 | $file_content = fetch_file_contents($src); | |
1170 | ||
1171 | if ($file_content && strlen($file_content) > MIN_CACHE_FILE_SIZE) { | |
1172 | file_put_contents($local_filename, $file_content); | |
1173 | } | |
1174 | } else { | |
1175 | touch($local_filename); | |
1176 | } | |
1177 | } | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | static function expire_error_log($debug) { | |
1182 | if ($debug) _debug("Removing old error log entries..."); | |
1183 | ||
1184 | if (DB_TYPE == "pgsql") { | |
1185 | db_query("DELETE FROM ttrss_error_log | |
1186 | WHERE created_at < NOW() - INTERVAL '7 days'"); | |
1187 | } else { | |
1188 | db_query("DELETE FROM ttrss_error_log | |
1189 | WHERE created_at < DATE_SUB(NOW(), INTERVAL 7 DAY)"); | |
1190 | } | |
1191 | ||
1192 | } | |
1193 | ||
1194 | static function expire_lock_files($debug) { | |
1195 | //if ($debug) _debug("Removing old lock files..."); | |
1196 | ||
1197 | $num_deleted = 0; | |
1198 | ||
1199 | if (is_writable(LOCK_DIRECTORY)) { | |
1200 | $files = glob(LOCK_DIRECTORY . "/*.lock"); | |
1201 | ||
1202 | if ($files) { | |
1203 | foreach ($files as $file) { | |
1204 | if (!file_is_locked(basename($file)) && time() - filemtime($file) > 86400*2) { | |
1205 | unlink($file); | |
1206 | ++$num_deleted; | |
1207 | } | |
1208 | } | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | if ($debug) _debug("Removed $num_deleted old lock files."); | |
1213 | } | |
1214 | ||
1215 | static function expire_cached_files($debug) { | |
1216 | foreach (array("simplepie", "images", "export", "upload") as $dir) { | |
1217 | $cache_dir = CACHE_DIR . "/$dir"; | |
1218 | ||
1219 | // if ($debug) _debug("Expiring $cache_dir"); | |
1220 | ||
1221 | $num_deleted = 0; | |
1222 | ||
1223 | if (is_writable($cache_dir)) { | |
1224 | $files = glob("$cache_dir/*"); | |
1225 | ||
1226 | if ($files) { | |
1227 | foreach ($files as $file) { | |
1228 | if (time() - filemtime($file) > 86400*CACHE_MAX_DAYS) { | |
1229 | unlink($file); | |
1230 | ||
1231 | ++$num_deleted; | |
1232 | } | |
1233 | } | |
1234 | } | |
1235 | } | |
1236 | ||
1237 | if ($debug) _debug("$cache_dir: removed $num_deleted files."); | |
1238 | } | |
1239 | } | |
1240 | ||
1241 | /** | |
1242 | * Source: http://www.php.net/manual/en/function.parse-url.php#104527 | |
1243 | * Returns the url query as associative array | |
1244 | * | |
1245 | * @param string query | |
1246 | * @return array params | |
1247 | */ | |
1248 | static function convertUrlQuery($query) { | |
1249 | $queryParts = explode('&', $query); | |
1250 | ||
1251 | $params = array(); | |
1252 | ||
1253 | foreach ($queryParts as $param) { | |
1254 | $item = explode('=', $param); | |
1255 | $params[$item[0]] = $item[1]; | |
1256 | } | |
1257 | ||
1258 | return $params; | |
1259 | } | |
1260 | ||
1261 | static function get_article_filters($filters, $title, $content, $link, $author, $tags, &$matched_rules = false) { | |
1262 | $matches = array(); | |
1263 | ||
1264 | foreach ($filters as $filter) { | |
1265 | $match_any_rule = $filter["match_any_rule"]; | |
1266 | $inverse = $filter["inverse"]; | |
1267 | $filter_match = false; | |
1268 | ||
1269 | foreach ($filter["rules"] as $rule) { | |
1270 | $match = false; | |
1271 | $reg_exp = str_replace('/', '\/', $rule["reg_exp"]); | |
1272 | $rule_inverse = $rule["inverse"]; | |
1273 | ||
1274 | if (!$reg_exp) | |
1275 | continue; | |
1276 | ||
1277 | switch ($rule["type"]) { | |
1278 | case "title": | |
1279 | $match = @preg_match("/$reg_exp/iu", $title); | |
1280 | break; | |
1281 | case "content": | |
1282 | // we don't need to deal with multiline regexps | |
1283 | $content = preg_replace("/[\r\n\t]/", "", $content); | |
1284 | ||
1285 | $match = @preg_match("/$reg_exp/iu", $content); | |
1286 | break; | |
1287 | case "both": | |
1288 | // we don't need to deal with multiline regexps | |
1289 | $content = preg_replace("/[\r\n\t]/", "", $content); | |
1290 | ||
1291 | $match = (@preg_match("/$reg_exp/iu", $title) || @preg_match("/$reg_exp/iu", $content)); | |
1292 | break; | |
1293 | case "link": | |
1294 | $match = @preg_match("/$reg_exp/iu", $link); | |
1295 | break; | |
1296 | case "author": | |
1297 | $match = @preg_match("/$reg_exp/iu", $author); | |
1298 | break; | |
1299 | case "tag": | |
1300 | foreach ($tags as $tag) { | |
1301 | if (@preg_match("/$reg_exp/iu", $tag)) { | |
1302 | $match = true; | |
1303 | break; | |
1304 | } | |
1305 | } | |
1306 | break; | |
1307 | } | |
1308 | ||
1309 | if ($rule_inverse) $match = !$match; | |
1310 | ||
1311 | if ($match_any_rule) { | |
1312 | if ($match) { | |
1313 | $filter_match = true; | |
1314 | break; | |
1315 | } | |
1316 | } else { | |
1317 | $filter_match = $match; | |
1318 | if (!$match) { | |
1319 | break; | |
1320 | } | |
1321 | } | |
1322 | } | |
1323 | ||
1324 | if ($inverse) $filter_match = !$filter_match; | |
1325 | ||
1326 | if ($filter_match) { | |
1327 | if (is_array($matched_rules)) array_push($matched_rules, $rule); | |
1328 | ||
1329 | foreach ($filter["actions"] AS $action) { | |
1330 | array_push($matches, $action); | |
1331 | ||
1332 | // if Stop action encountered, perform no further processing | |
1333 | if (isset($action["type"]) && $action["type"] == "stop") return $matches; | |
1334 | } | |
1335 | } | |
1336 | } | |
1337 | ||
1338 | return $matches; | |
1339 | } | |
1340 | ||
1341 | static function find_article_filter($filters, $filter_name) { | |
1342 | foreach ($filters as $f) { | |
1343 | if ($f["type"] == $filter_name) { | |
1344 | return $f; | |
1345 | }; | |
1346 | } | |
1347 | return false; | |
1348 | } | |
1349 | ||
1350 | static function find_article_filters($filters, $filter_name) { | |
1351 | $results = array(); | |
1352 | ||
1353 | foreach ($filters as $f) { | |
1354 | if ($f["type"] == $filter_name) { | |
1355 | array_push($results, $f); | |
1356 | }; | |
1357 | } | |
1358 | return $results; | |
1359 | } | |
1360 | ||
1361 | static function calculate_article_score($filters) { | |
1362 | $score = 0; | |
1363 | ||
1364 | foreach ($filters as $f) { | |
1365 | if ($f["type"] == "score") { | |
1366 | $score += $f["param"]; | |
1367 | }; | |
1368 | } | |
1369 | return $score; | |
1370 | } | |
1371 | ||
1372 | static function labels_contains_caption($labels, $caption) { | |
1373 | foreach ($labels as $label) { | |
1374 | if ($label[1] == $caption) { | |
1375 | return true; | |
1376 | } | |
1377 | } | |
1378 | ||
1379 | return false; | |
1380 | } | |
1381 | ||
1382 | static function assign_article_to_label_filters($id, $filters, $owner_uid, $article_labels) { | |
1383 | foreach ($filters as $f) { | |
1384 | if ($f["type"] == "label") { | |
1385 | if (!RSSUtils::labels_contains_caption($article_labels, $f["param"])) { | |
1386 | Labels::add_article($id, $f["param"], $owner_uid); | |
1387 | } | |
1388 | } | |
1389 | } | |
1390 | } | |
1391 | ||
1392 | static function make_guid_from_title($title) { | |
1393 | return preg_replace("/[ \"\',.:;]/", "-", | |
1394 | mb_strtolower(strip_tags($title), 'utf-8')); | |
1395 | } | |
1396 | ||
1397 | static function cleanup_counters_cache($debug) { | |
1398 | $result = db_query("DELETE FROM ttrss_counters_cache | |
1399 | WHERE feed_id > 0 AND | |
1400 | (SELECT COUNT(id) FROM ttrss_feeds WHERE | |
1401 | id = feed_id AND | |
1402 | ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid) = 0"); | |
1403 | $frows = db_affected_rows($result); | |
1404 | ||
1405 | $result = db_query("DELETE FROM ttrss_cat_counters_cache | |
1406 | WHERE feed_id > 0 AND | |
1407 | (SELECT COUNT(id) FROM ttrss_feed_categories WHERE | |
1408 | id = feed_id AND | |
1409 | ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid) = 0"); | |
1410 | $crows = db_affected_rows($result); | |
1411 | ||
1412 | if ($debug) _debug("Removed $frows (feeds) $crows (cats) orphaned counter cache entries."); | |
1413 | } | |
1414 | ||
1415 | static function housekeeping_user($owner_uid) { | |
1416 | $tmph = new PluginHost(); | |
1417 | ||
1418 | load_user_plugins($owner_uid, $tmph); | |
1419 | ||
1420 | $tmph->run_hooks(PluginHost::HOOK_HOUSE_KEEPING, "hook_house_keeping", ""); | |
1421 | } | |
1422 | ||
1423 | static function housekeeping_common($debug) { | |
1424 | RSSUtils::expire_cached_files($debug); | |
1425 | RSSUtils::expire_lock_files($debug); | |
1426 | RSSUtils::expire_error_log($debug); | |
1427 | ||
1428 | $count = RSSUtils::update_feedbrowser_cache(); | |
1429 | _debug("Feedbrowser updated, $count feeds processed."); | |
1430 | ||
1431 | Article::purge_orphans( true); | |
1432 | RSSUtils::cleanup_counters_cache($debug); | |
1433 | ||
1434 | //$rc = cleanup_tags( 14, 50000); | |
1435 | //_debug("Cleaned $rc cached tags."); | |
1436 | ||
1437 | PluginHost::getInstance()->run_hooks(PluginHost::HOOK_HOUSE_KEEPING, "hook_house_keeping", ""); | |
1438 | } | |
1439 | ||
1440 | static function check_feed_favicon($site_url, $feed) { | |
1441 | # print "FAVICON [$site_url]: $favicon_url\n"; | |
1442 | ||
1443 | $icon_file = ICONS_DIR . "/$feed.ico"; | |
1444 | ||
1445 | if (!file_exists($icon_file)) { | |
1446 | $favicon_url = get_favicon_url($site_url); | |
1447 | ||
1448 | if ($favicon_url) { | |
1449 | // Limiting to "image" type misses those served with text/plain | |
1450 | $contents = fetch_file_contents($favicon_url); // , "image"); | |
1451 | ||
1452 | if ($contents) { | |
1453 | // Crude image type matching. | |
1454 | // Patterns gleaned from the file(1) source code. | |
1455 | if (preg_match('/^\x00\x00\x01\x00/', $contents)) { | |
1456 | // 0 string \000\000\001\000 MS Windows icon resource | |
1457 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource"); | |
1458 | } | |
1459 | elseif (preg_match('/^GIF8/', $contents)) { | |
1460 | // 0 string GIF8 GIF image data | |
1461 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image"); | |
1462 | } | |
1463 | elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) { | |
1464 | // 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data | |
1465 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image"); | |
1466 | } | |
1467 | elseif (preg_match('/^\xff\xd8/', $contents)) { | |
1468 | // 0 beshort 0xffd8 JPEG image data | |
1469 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image"); | |
1470 | } | |
1471 | else { | |
1472 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type"); | |
1473 | $contents = ""; | |
1474 | } | |
1475 | } | |
1476 | ||
1477 | if ($contents) { | |
1478 | $fp = @fopen($icon_file, "w"); | |
1479 | ||
1480 | if ($fp) { | |
1481 | fwrite($fp, $contents); | |
1482 | fclose($fp); | |
1483 | chmod($icon_file, 0644); | |
1484 | } | |
1485 | } | |
1486 | } | |
1487 | return $icon_file; | |
1488 | } | |
1489 | } | |
1490 | ||
1491 | ||
1492 | ||
1493 | } |