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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()) . $tmp); | |
17 | } | |
18 | ||
19 | // Strips utf8mb4 characters (i.e. emoji) for mysql | |
20 | static function strip_utf8mb4($str) { | |
21 | return preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $str); | |
22 | } | |
23 | ||
24 | static function update_feedbrowser_cache() { | |
25 | ||
26 | $pdo = Db::pdo(); | |
27 | ||
28 | $sth = $pdo->query("SELECT feed_url, site_url, title, COUNT(id) AS subscribers | |
29 | FROM ttrss_feeds WHERE feed_url NOT IN (SELECT feed_url FROM ttrss_feeds | |
30 | WHERE private IS true OR auth_login != '' OR auth_pass != '' OR feed_url LIKE '%:%@%/%') | |
31 | GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT 1000"); | |
32 | ||
33 | $pdo->beginTransaction(); | |
34 | ||
35 | $pdo->query("DELETE FROM ttrss_feedbrowser_cache"); | |
36 | ||
37 | $count = 0; | |
38 | ||
39 | while ($line = $sth->fetch()) { | |
40 | ||
41 | $subscribers = $line["subscribers"]; | |
42 | $feed_url = $line["feed_url"]; | |
43 | $title = $line["title"]; | |
44 | $site_url = $line["site_url"]; | |
45 | ||
46 | $tmph = $pdo->prepare("SELECT subscribers FROM | |
47 | ttrss_feedbrowser_cache WHERE feed_url = ?"); | |
48 | $tmph->execute([$feed_url]); | |
49 | ||
50 | if (!$tmph->fetch()) { | |
51 | ||
52 | $tmph = $pdo->prepare("INSERT INTO ttrss_feedbrowser_cache | |
53 | (feed_url, site_url, title, subscribers) | |
54 | VALUES | |
55 | (?, ?, ?, ?)"); | |
56 | ||
57 | $tmph->execute([$feed_url, $site_url, $title, $subscribers]); | |
58 | ||
59 | ++$count; | |
60 | ||
61 | } | |
62 | ||
63 | } | |
64 | ||
65 | $pdo->commit(); | |
66 | ||
67 | return $count; | |
68 | ||
69 | } | |
70 | ||
71 | static function update_daemon_common($limit = DAEMON_FEED_LIMIT, $debug = true) { | |
72 | $schema_version = get_schema_version(); | |
73 | ||
74 | if ($schema_version != SCHEMA_VERSION) { | |
75 | die("Schema version is wrong, please upgrade the database.\n"); | |
76 | } | |
77 | ||
78 | $pdo = Db::pdo(); | |
79 | ||
80 | if (!SINGLE_USER_MODE && DAEMON_UPDATE_LOGIN_LIMIT > 0) { | |
81 | if (DB_TYPE == "pgsql") { | |
82 | $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'"; | |
83 | } else { | |
84 | $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)"; | |
85 | } | |
86 | } else { | |
87 | $login_thresh_qpart = ""; | |
88 | } | |
89 | ||
90 | if (DB_TYPE == "pgsql") { | |
91 | $update_limit_qpart = "AND (( | |
92 | ttrss_feeds.update_interval = 0 | |
93 | AND ttrss_user_prefs.value != '-1' | |
94 | AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL) | |
95 | ) OR ( | |
96 | ttrss_feeds.update_interval > 0 | |
97 | AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL) | |
98 | ) OR (ttrss_feeds.last_updated IS NULL | |
99 | AND ttrss_user_prefs.value != '-1') | |
100 | OR (last_updated = '1970-01-01 00:00:00' | |
101 | AND ttrss_user_prefs.value != '-1'))"; | |
102 | } else { | |
103 | $update_limit_qpart = "AND (( | |
104 | ttrss_feeds.update_interval = 0 | |
105 | AND ttrss_user_prefs.value != '-1' | |
106 | AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE) | |
107 | ) OR ( | |
108 | ttrss_feeds.update_interval > 0 | |
109 | AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE) | |
110 | ) OR (ttrss_feeds.last_updated IS NULL | |
111 | AND ttrss_user_prefs.value != '-1') | |
112 | OR (last_updated = '1970-01-01 00:00:00' | |
113 | AND ttrss_user_prefs.value != '-1'))"; | |
114 | } | |
115 | ||
116 | // Test if feed is currently being updated by another process. | |
117 | if (DB_TYPE == "pgsql") { | |
118 | $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '10 minutes')"; | |
119 | } else { | |
120 | $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 10 MINUTE))"; | |
121 | } | |
122 | ||
123 | $query_limit = $limit ? sprintf("LIMIT %d", $limit) : ""; | |
124 | ||
125 | // Update the least recently updated feeds first | |
126 | $query_order = "ORDER BY last_updated"; | |
127 | if (DB_TYPE == "pgsql") $query_order .= " NULLS FIRST"; | |
128 | ||
129 | $query = "SELECT DISTINCT ttrss_feeds.feed_url, ttrss_feeds.last_updated | |
130 | FROM | |
131 | ttrss_feeds, ttrss_users, ttrss_user_prefs | |
132 | WHERE | |
133 | ttrss_feeds.owner_uid = ttrss_users.id | |
134 | AND ttrss_user_prefs.profile IS NULL | |
135 | AND ttrss_users.id = ttrss_user_prefs.owner_uid | |
136 | AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' | |
137 | $login_thresh_qpart $update_limit_qpart | |
138 | $updstart_thresh_qpart | |
139 | $query_order $query_limit"; | |
140 | ||
141 | $res = $pdo->query($query); | |
142 | ||
143 | $feeds_to_update = array(); | |
144 | while ($line = $res->fetch()) { | |
145 | array_push($feeds_to_update, $line['feed_url']); | |
146 | } | |
147 | ||
148 | if ($debug) _debug(sprintf("Scheduled %d feeds to update...", count($feeds_to_update))); | |
149 | ||
150 | // Update last_update_started before actually starting the batch | |
151 | // in order to minimize collision risk for parallel daemon tasks | |
152 | if (count($feeds_to_update) > 0) { | |
153 | $feeds_qmarks = arr_qmarks($feeds_to_update); | |
154 | ||
155 | $tmph = $pdo->prepare("UPDATE ttrss_feeds SET last_update_started = NOW() | |
156 | WHERE feed_url IN ($feeds_qmarks)"); | |
157 | $tmph->execute($feeds_to_update); | |
158 | } | |
159 | ||
160 | $nf = 0; | |
161 | $bstarted = microtime(true); | |
162 | ||
163 | $batch_owners = array(); | |
164 | ||
165 | // since we have the data cached, we can deal with other feeds with the same url | |
166 | $usth = $pdo->prepare("SELECT DISTINCT ttrss_feeds.id,last_updated,ttrss_feeds.owner_uid | |
167 | FROM ttrss_feeds, ttrss_users, ttrss_user_prefs WHERE | |
168 | ttrss_user_prefs.owner_uid = ttrss_feeds.owner_uid AND | |
169 | ttrss_users.id = ttrss_user_prefs.owner_uid AND | |
170 | ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' AND | |
171 | ttrss_user_prefs.profile IS NULL AND | |
172 | feed_url = ? | |
173 | $update_limit_qpart | |
174 | $login_thresh_qpart | |
175 | ORDER BY ttrss_feeds.id $query_limit"); | |
176 | ||
177 | foreach ($feeds_to_update as $feed) { | |
178 | if($debug) _debug("Base feed: $feed"); | |
179 | ||
180 | $usth->execute([$feed]); | |
181 | //update_rss_feed($line["id"], true); | |
182 | ||
183 | if ($tline = $usth->fetch()) { | |
184 | if ($debug) _debug(" => " . $tline["last_updated"] . ", " . $tline["id"] . " " . $tline["owner_uid"]); | |
185 | ||
186 | if (array_search($tline["owner_uid"], $batch_owners) === FALSE) | |
187 | array_push($batch_owners, $tline["owner_uid"]); | |
188 | ||
189 | $fstarted = microtime(true); | |
190 | RSSUtils::update_rss_feed($tline["id"], true, false); | |
191 | _debug_suppress(false); | |
192 | ||
193 | _debug(sprintf(" %.4f (sec)", microtime(true) - $fstarted)); | |
194 | ||
195 | ++$nf; | |
196 | } | |
197 | } | |
198 | ||
199 | if ($nf > 0) { | |
200 | _debug(sprintf("Processed %d feeds in %.4f (sec), %.4f (sec/feed avg)", $nf, | |
201 | microtime(true) - $bstarted, (microtime(true) - $bstarted) / $nf)); | |
202 | } | |
203 | ||
204 | foreach ($batch_owners as $owner_uid) { | |
205 | _debug("Running housekeeping tasks for user $owner_uid..."); | |
206 | ||
207 | RSSUtils::housekeeping_user($owner_uid); | |
208 | } | |
209 | ||
210 | // Send feed digests by email if needed. | |
211 | Digest::send_headlines_digests($debug); | |
212 | ||
213 | return $nf; | |
214 | } | |
215 | ||
216 | // this is used when subscribing | |
217 | static function set_basic_feed_info($feed) { | |
218 | ||
219 | $pdo = Db::pdo(); | |
220 | ||
221 | $sth = $pdo->prepare("SELECT owner_uid,feed_url,auth_pass,auth_login,auth_pass_encrypted | |
222 | FROM ttrss_feeds WHERE id = ?"); | |
223 | $sth->execute([$feed]); | |
224 | ||
225 | if ($row = $sth->fetch()) { | |
226 | ||
227 | $owner_uid = $row["owner_uid"]; | |
228 | ||
229 | $auth_pass_encrypted = $row["auth_pass_encrypted"]; | |
230 | ||
231 | $auth_login = $row["auth_login"]; | |
232 | $auth_pass = $row["auth_pass"]; | |
233 | ||
234 | if ($auth_pass_encrypted && function_exists("mcrypt_decrypt")) { | |
235 | require_once "crypt.php"; | |
236 | $auth_pass = decrypt_string($auth_pass); | |
237 | } | |
238 | ||
239 | $fetch_url = $row["feed_url"]; | |
240 | ||
241 | $pluginhost = new PluginHost(); | |
242 | $user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid); | |
243 | ||
244 | $pluginhost->load(PLUGINS, PluginHost::KIND_ALL); | |
245 | $pluginhost->load($user_plugins, PluginHost::KIND_USER, $owner_uid); | |
246 | $pluginhost->load_data(); | |
247 | ||
248 | $basic_info = array(); | |
249 | foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_BASIC_INFO) as $plugin) { | |
250 | $basic_info = $plugin->hook_feed_basic_info($basic_info, $fetch_url, $owner_uid, $feed, $auth_login, $auth_pass); | |
251 | } | |
252 | ||
253 | if (!$basic_info) { | |
254 | $feed_data = fetch_file_contents($fetch_url, false, | |
255 | $auth_login, $auth_pass, false, | |
256 | FEED_FETCH_TIMEOUT, | |
257 | 0); | |
258 | ||
259 | global $fetch_curl_used; | |
260 | ||
261 | if (!$fetch_curl_used) { | |
262 | $tmp = @gzdecode($feed_data); | |
263 | ||
264 | if ($tmp) $feed_data = $tmp; | |
265 | } | |
266 | ||
267 | $feed_data = trim($feed_data); | |
268 | ||
269 | $rss = new FeedParser($feed_data); | |
270 | $rss->init(); | |
271 | ||
272 | if (!$rss->error()) { | |
273 | $basic_info = array( | |
274 | 'title' => mb_substr($rss->get_title(), 0, 199), | |
275 | 'site_url' => mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245) | |
276 | ); | |
277 | } | |
278 | } | |
279 | ||
280 | if ($basic_info && is_array($basic_info)) { | |
281 | $sth = $pdo->prepare("SELECT title, site_url FROM ttrss_feeds WHERE id = ?"); | |
282 | $sth->execute([$feed]); | |
283 | ||
284 | if ($row = $sth->fetch()) { | |
285 | ||
286 | $registered_title = $row["title"]; | |
287 | $orig_site_url = $row["site_url"]; | |
288 | ||
289 | if ($basic_info['title'] && (!$registered_title || $registered_title == "[Unknown]")) { | |
290 | ||
291 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET | |
292 | title = ? WHERE id = ?"); | |
293 | $sth->execute([$basic_info['title'], $feed]); | |
294 | } | |
295 | ||
296 | if ($basic_info['site_url'] && $orig_site_url != $basic_info['site_url']) { | |
297 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET | |
298 | site_url = ? WHERE id = ?"); | |
299 | $sth->execute([$basic_info['site_url'], $feed]); | |
300 | } | |
301 | ||
302 | } | |
303 | } | |
304 | } | |
305 | } | |
306 | ||
307 | /** | |
308 | * @SuppressWarnings(PHPMD.UnusedFormalParameter) | |
309 | */ | |
310 | static function update_rss_feed($feed, $no_cache = false) { | |
311 | ||
312 | $debug_enabled = defined('DAEMON_EXTENDED_DEBUG') || clean($_REQUEST['xdebug']); | |
313 | ||
314 | _debug_suppress(!$debug_enabled); | |
315 | _debug("start", $debug_enabled); | |
316 | ||
317 | $pdo = Db::pdo(); | |
318 | ||
319 | $sth = $pdo->prepare("SELECT title FROM ttrss_feeds WHERE id = ?"); | |
320 | $sth->execute([$feed]); | |
321 | ||
322 | if (!$row = $sth->fetch()) { | |
323 | _debug("feed $feed NOT FOUND/SKIPPED", $debug_enabled); | |
324 | user_error("Attempt to update unknown/invalid feed $feed", E_USER_WARNING); | |
325 | return false; | |
326 | } | |
327 | ||
328 | $title = $row["title"]; | |
329 | ||
330 | // feed was batch-subscribed or something, we need to get basic info | |
331 | // this is not optimal currently as it fetches stuff separately TODO: optimize | |
332 | if ($title == "[Unknown]") { | |
333 | _debug("setting basic feed info for $feed..."); | |
334 | RSSUtils::set_basic_feed_info($feed); | |
335 | } | |
336 | ||
337 | $sth = $pdo->prepare("SELECT id,update_interval,auth_login, | |
338 | feed_url,auth_pass,cache_images, | |
339 | mark_unread_on_update, owner_uid, | |
340 | auth_pass_encrypted, feed_language, | |
341 | last_modified, | |
342 | ".SUBSTRING_FOR_DATE."(last_unconditional, 1, 19) AS last_unconditional | |
343 | FROM ttrss_feeds WHERE id = ?"); | |
344 | $sth->execute([$feed]); | |
345 | ||
346 | if ($row = $sth->fetch()) { | |
347 | ||
348 | $owner_uid = $row["owner_uid"]; | |
349 | $mark_unread_on_update = $row["mark_unread_on_update"]; | |
350 | $auth_pass_encrypted = $row["auth_pass_encrypted"]; | |
351 | ||
352 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_update_started = NOW() | |
353 | WHERE id = ?"); | |
354 | $sth->execute([$feed]); | |
355 | ||
356 | $auth_login = $row["auth_login"]; | |
357 | $auth_pass = $row["auth_pass"]; | |
358 | ||
359 | if ($auth_pass_encrypted && function_exists("mcrypt_decrypt")) { | |
360 | require_once "crypt.php"; | |
361 | $auth_pass = decrypt_string($auth_pass); | |
362 | } | |
363 | ||
364 | $stored_last_modified = $row["last_modified"]; | |
365 | $last_unconditional = $row["last_unconditional"]; | |
366 | $cache_images = $row["cache_images"]; | |
367 | $fetch_url = $row["feed_url"]; | |
368 | $feed_language = mb_strtolower($row["feed_language"]); | |
369 | if (!$feed_language) $feed_language = 'english'; | |
370 | ||
371 | } else { | |
372 | return false; | |
373 | } | |
374 | ||
375 | $date_feed_processed = date('Y-m-d H:i'); | |
376 | ||
377 | $cache_filename = CACHE_DIR . "/feeds/" . sha1($fetch_url) . ".xml"; | |
378 | ||
379 | $pluginhost = new PluginHost(); | |
380 | $pluginhost->set_debug($debug_enabled); | |
381 | $user_plugins = get_pref("_ENABLED_PLUGINS", $owner_uid); | |
382 | ||
383 | $pluginhost->load(PLUGINS, PluginHost::KIND_ALL); | |
384 | $pluginhost->load($user_plugins, PluginHost::KIND_USER, $owner_uid); | |
385 | $pluginhost->load_data(); | |
386 | ||
387 | $rss_hash = false; | |
388 | ||
389 | $force_refetch = isset($_REQUEST["force_refetch"]); | |
390 | $feed_data = ""; | |
391 | ||
392 | foreach ($pluginhost->get_hooks(PluginHost::HOOK_FETCH_FEED) as $plugin) { | |
393 | $feed_data = $plugin->hook_fetch_feed($feed_data, $fetch_url, $owner_uid, $feed, 0, $auth_login, $auth_pass); | |
394 | } | |
395 | ||
396 | // try cache | |
397 | if (!$feed_data && | |
398 | file_exists($cache_filename) && | |
399 | is_readable($cache_filename) && | |
400 | !$auth_login && !$auth_pass && | |
401 | filemtime($cache_filename) > time() - 30) { | |
402 | ||
403 | _debug("using local cache [$cache_filename].", $debug_enabled); | |
404 | ||
405 | @$feed_data = file_get_contents($cache_filename); | |
406 | ||
407 | if ($feed_data) { | |
408 | $rss_hash = sha1($feed_data); | |
409 | } | |
410 | ||
411 | } else { | |
412 | _debug("local cache will not be used for this feed", $debug_enabled); | |
413 | } | |
414 | ||
415 | global $fetch_last_modified; | |
416 | ||
417 | // fetch feed from source | |
418 | if (!$feed_data) { | |
419 | _debug("last unconditional update request: $last_unconditional"); | |
420 | ||
421 | if (ini_get("open_basedir") && function_exists("curl_init")) { | |
422 | _debug("not using CURL due to open_basedir restrictions"); | |
423 | } | |
424 | ||
425 | if (time() - strtotime($last_unconditional) > MAX_CONDITIONAL_INTERVAL) { | |
426 | _debug("maximum allowed interval for conditional requests exceeded, forcing refetch"); | |
427 | ||
428 | $force_refetch = true; | |
429 | } else { | |
430 | _debug("stored last modified for conditional request: $stored_last_modified", $debug_enabled); | |
431 | } | |
432 | ||
433 | _debug("fetching [$fetch_url] (force_refetch: $force_refetch)...", $debug_enabled); | |
434 | ||
435 | $feed_data = fetch_file_contents([ | |
436 | "url" => $fetch_url, | |
437 | "login" => $auth_login, | |
438 | "pass" => $auth_pass, | |
439 | "timeout" => $no_cache ? FEED_FETCH_NO_CACHE_TIMEOUT : FEED_FETCH_TIMEOUT, | |
440 | "last_modified" => $force_refetch ? "" : $stored_last_modified | |
441 | ]); | |
442 | ||
443 | global $fetch_curl_used; | |
444 | ||
445 | if (!$fetch_curl_used) { | |
446 | $tmp = @gzdecode($feed_data); | |
447 | ||
448 | if ($tmp) $feed_data = $tmp; | |
449 | } | |
450 | ||
451 | $feed_data = trim($feed_data); | |
452 | ||
453 | _debug("fetch done.", $debug_enabled); | |
454 | _debug("source last modified: " . $fetch_last_modified, $debug_enabled); | |
455 | ||
456 | if ($feed_data && $fetch_last_modified != $stored_last_modified) { | |
457 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_modified = ? WHERE id = ?"); | |
458 | $sth->execute([substr($fetch_last_modified, 0, 245), $feed]); | |
459 | } | |
460 | ||
461 | // cache vanilla feed data for re-use | |
462 | if ($feed_data && !$auth_pass && !$auth_login && is_writable(CACHE_DIR . "/feeds")) { | |
463 | $new_rss_hash = sha1($feed_data); | |
464 | ||
465 | if ($new_rss_hash != $rss_hash) { | |
466 | _debug("saving $cache_filename", $debug_enabled); | |
467 | @file_put_contents($cache_filename, $feed_data); | |
468 | } | |
469 | } | |
470 | } | |
471 | ||
472 | if (!$feed_data) { | |
473 | global $fetch_last_error; | |
474 | global $fetch_last_error_code; | |
475 | ||
476 | _debug("unable to fetch: $fetch_last_error [$fetch_last_error_code]", $debug_enabled); | |
477 | ||
478 | // If-Modified-Since | |
479 | if ($fetch_last_error_code != 304) { | |
480 | $error_message = $fetch_last_error; | |
481 | } else { | |
482 | _debug("source claims data not modified, nothing to do.", $debug_enabled); | |
483 | $error_message = ""; | |
484 | } | |
485 | ||
486 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_error = ?, | |
487 | last_updated = NOW() WHERE id = ?"); | |
488 | $sth->execute([$error_message, $feed]); | |
489 | ||
490 | return; | |
491 | } | |
492 | ||
493 | foreach ($pluginhost->get_hooks(PluginHost::HOOK_FEED_FETCHED) as $plugin) { | |
494 | $feed_data = $plugin->hook_feed_fetched($feed_data, $fetch_url, $owner_uid, $feed); | |
495 | } | |
496 | ||
497 | $rss = new FeedParser($feed_data); | |
498 | $rss->init(); | |
499 | ||
500 | if (!$rss->error()) { | |
501 | ||
502 | // We use local pluginhost here because we need to load different per-user feed plugins | |
503 | $pluginhost->run_hooks(PluginHost::HOOK_FEED_PARSED, "hook_feed_parsed", $rss); | |
504 | ||
505 | _debug("language: $feed_language", $debug_enabled); | |
506 | _debug("processing feed data...", $debug_enabled); | |
507 | ||
508 | if (DB_TYPE == "pgsql") { | |
509 | $favicon_interval_qpart = "favicon_last_checked < NOW() - INTERVAL '12 hour'"; | |
510 | } else { | |
511 | $favicon_interval_qpart = "favicon_last_checked < DATE_SUB(NOW(), INTERVAL 12 HOUR)"; | |
512 | } | |
513 | ||
514 | $sth = $pdo->prepare("SELECT owner_uid,favicon_avg_color, | |
515 | (favicon_last_checked IS NULL OR $favicon_interval_qpart) AS | |
516 | favicon_needs_check | |
517 | FROM ttrss_feeds WHERE id = ?"); | |
518 | $sth->execute([$feed]); | |
519 | ||
520 | if ($row = $sth->fetch()) { | |
521 | $favicon_needs_check = $row["favicon_needs_check"]; | |
522 | $favicon_avg_color = $row["favicon_avg_color"]; | |
523 | $owner_uid = $row["owner_uid"]; | |
524 | } else { | |
525 | return false; | |
526 | } | |
527 | ||
528 | $site_url = mb_substr(rewrite_relative_url($fetch_url, $rss->get_link()), 0, 245); | |
529 | ||
530 | _debug("site_url: $site_url", $debug_enabled); | |
531 | _debug("feed_title: " . $rss->get_title(), $debug_enabled); | |
532 | ||
533 | if ($favicon_needs_check || $force_refetch) { | |
534 | ||
535 | /* terrible hack: if we crash on floicon shit here, we won't check | |
536 | * the icon avgcolor again (unless the icon got updated) */ | |
537 | ||
538 | $favicon_file = ICONS_DIR . "/$feed.ico"; | |
539 | $favicon_modified = @filemtime($favicon_file); | |
540 | ||
541 | _debug("checking favicon...", $debug_enabled); | |
542 | ||
543 | RSSUtils::check_feed_favicon($site_url, $feed); | |
544 | $favicon_modified_new = @filemtime($favicon_file); | |
545 | ||
546 | if ($favicon_modified_new > $favicon_modified) | |
547 | $favicon_avg_color = ''; | |
548 | ||
549 | $favicon_colorstring = ""; | |
550 | if (file_exists($favicon_file) && function_exists("imagecreatefromstring") && $favicon_avg_color == '') { | |
551 | require_once "colors.php"; | |
552 | ||
553 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET favicon_avg_color = 'fail' WHERE | |
554 | id = ?"); | |
555 | $sth->execute([$feed]); | |
556 | ||
557 | $favicon_color = calculate_avg_color($favicon_file); | |
558 | ||
559 | $favicon_colorstring = ",favicon_avg_color = " . $pdo->quote($favicon_color); | |
560 | ||
561 | } else if ($favicon_avg_color == 'fail') { | |
562 | _debug("floicon failed on this file, not trying to recalculate avg color", $debug_enabled); | |
563 | } | |
564 | ||
565 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET favicon_last_checked = NOW() | |
566 | $favicon_colorstring WHERE id = ?"); | |
567 | $sth->execute([$feed]); | |
568 | } | |
569 | ||
570 | _debug("loading filters & labels...", $debug_enabled); | |
571 | ||
572 | $filters = load_filters($feed, $owner_uid); | |
573 | ||
574 | if ($debug_enabled) { | |
575 | print_r($filters); | |
576 | } | |
577 | ||
578 | _debug("" . count($filters) . " filters loaded.", $debug_enabled); | |
579 | ||
580 | $items = $rss->get_items(); | |
581 | ||
582 | if (!is_array($items)) { | |
583 | _debug("no articles found.", $debug_enabled); | |
584 | ||
585 | $sth = $pdo->prepare("UPDATE ttrss_feeds | |
586 | SET last_updated = NOW(), last_unconditional = NOW(), last_error = '' WHERE id = ?"); | |
587 | $sth->execute([$feed]); | |
588 | ||
589 | return true; // no articles | |
590 | } | |
591 | ||
592 | _debug("processing articles...", $debug_enabled); | |
593 | ||
594 | $tstart = time(); | |
595 | ||
596 | foreach ($items as $item) { | |
597 | $pdo->beginTransaction(); | |
598 | ||
599 | if (clean($_REQUEST['xdebug']) == 3) { | |
600 | print_r($item); | |
601 | } | |
602 | ||
603 | if (ini_get("max_execution_time") > 0 && time() - $tstart >= ini_get("max_execution_time") * 0.7) { | |
604 | _debug("looks like there's too many articles to process at once, breaking out", $debug_enabled); | |
605 | $pdo->commit(); | |
606 | break; | |
607 | } | |
608 | ||
609 | $entry_guid = strip_tags($item->get_id()); | |
610 | if (!$entry_guid) $entry_guid = strip_tags($item->get_link()); | |
611 | if (!$entry_guid) $entry_guid = RSSUtils::make_guid_from_title($item->get_title()); | |
612 | ||
613 | if (!$entry_guid) { | |
614 | $pdo->commit(); | |
615 | continue; | |
616 | } | |
617 | ||
618 | $entry_guid = "$owner_uid,$entry_guid"; | |
619 | ||
620 | $entry_guid_hashed = 'SHA1:' . sha1($entry_guid); | |
621 | ||
622 | _debug("guid $entry_guid / $entry_guid_hashed", $debug_enabled); | |
623 | ||
624 | $entry_timestamp = strip_tags($item->get_date()); | |
625 | ||
626 | _debug("orig date: " . $item->get_date(), $debug_enabled); | |
627 | ||
628 | if ($entry_timestamp == -1 || !$entry_timestamp || $entry_timestamp > time()) { | |
629 | $entry_timestamp = time(); | |
630 | } | |
631 | ||
632 | $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp); | |
633 | ||
634 | _debug("date $entry_timestamp [$entry_timestamp_fmt]", $debug_enabled); | |
635 | ||
636 | $entry_title = strip_tags($item->get_title()); | |
637 | ||
638 | $entry_link = rewrite_relative_url($site_url, $item->get_link()); | |
639 | ||
640 | $entry_language = mb_substr(trim($item->get_language()), 0, 2); | |
641 | ||
642 | _debug("title $entry_title", $debug_enabled); | |
643 | _debug("link $entry_link", $debug_enabled); | |
644 | _debug("language $entry_language", $debug_enabled); | |
645 | ||
646 | if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);; | |
647 | ||
648 | $entry_content = $item->get_content(); | |
649 | if (!$entry_content) $entry_content = $item->get_description(); | |
650 | ||
651 | if (clean($_REQUEST["xdebug"]) == 2) { | |
652 | print "content: "; | |
653 | print htmlspecialchars($entry_content); | |
654 | print "\n"; | |
655 | } | |
656 | ||
657 | $entry_comments = mb_substr(strip_tags($item->get_comments_url()), 0, 245); | |
658 | $num_comments = (int) $item->get_comments_count(); | |
659 | ||
660 | $entry_author = strip_tags($item->get_author()); | |
661 | $entry_guid = mb_substr($entry_guid, 0, 245); | |
662 | ||
663 | _debug("author $entry_author", $debug_enabled); | |
664 | _debug("num_comments: $num_comments", $debug_enabled); | |
665 | _debug("looking for tags...", $debug_enabled); | |
666 | ||
667 | // parse <category> entries into tags | |
668 | ||
669 | $additional_tags = array(); | |
670 | ||
671 | $additional_tags_src = $item->get_categories(); | |
672 | ||
673 | if (is_array($additional_tags_src)) { | |
674 | foreach ($additional_tags_src as $tobj) { | |
675 | array_push($additional_tags, $tobj); | |
676 | } | |
677 | } | |
678 | ||
679 | $entry_tags = array_unique($additional_tags); | |
680 | ||
681 | for ($i = 0; $i < count($entry_tags); $i++) { | |
682 | $entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8'); | |
683 | ||
684 | // we don't support numeric tags, let's prefix them | |
685 | if (is_numeric($entry_tags[$i])) $entry_tags[$i] = 't:' . $entry_tags[$i]; | |
686 | } | |
687 | ||
688 | _debug("tags found: " . join(",", $entry_tags), $debug_enabled); | |
689 | ||
690 | _debug("done collecting data.", $debug_enabled); | |
691 | ||
692 | $sth = $pdo->prepare("SELECT id, content_hash, lang FROM ttrss_entries | |
693 | WHERE guid = ? OR guid = ?"); | |
694 | $sth->execute([$entry_guid, $entry_guid_hashed]); | |
695 | ||
696 | if ($row = $sth->fetch()) { | |
697 | $base_entry_id = $row["id"]; | |
698 | $entry_stored_hash = $row["content_hash"]; | |
699 | $article_labels = Article::get_article_labels($base_entry_id, $owner_uid); | |
700 | ||
701 | $existing_tags = Article::get_article_tags($base_entry_id, $owner_uid); | |
702 | $entry_tags = array_unique(array_merge($entry_tags, $existing_tags)); | |
703 | } else { | |
704 | $base_entry_id = false; | |
705 | $entry_stored_hash = ""; | |
706 | $article_labels = array(); | |
707 | } | |
708 | ||
709 | $article = array("owner_uid" => $owner_uid, // read only | |
710 | "guid" => $entry_guid, // read only | |
711 | "guid_hashed" => $entry_guid_hashed, // read only | |
712 | "title" => $entry_title, | |
713 | "content" => $entry_content, | |
714 | "link" => $entry_link, | |
715 | "labels" => $article_labels, // current limitation: can add labels to article, can't remove them | |
716 | "tags" => $entry_tags, | |
717 | "author" => $entry_author, | |
718 | "force_catchup" => false, // ugly hack for the time being | |
719 | "score_modifier" => 0, // no previous value, plugin should recalculate score modifier based on content if needed | |
720 | "language" => $entry_language, | |
721 | "num_comments" => $num_comments, // read only | |
722 | "feed" => array("id" => $feed, | |
723 | "fetch_url" => $fetch_url, | |
724 | "site_url" => $site_url, | |
725 | "cache_images" => $cache_images) | |
726 | ); | |
727 | ||
728 | $entry_plugin_data = ""; | |
729 | $entry_current_hash = RSSUtils::calculate_article_hash($article, $pluginhost); | |
730 | ||
731 | _debug("article hash: $entry_current_hash [stored=$entry_stored_hash]", $debug_enabled); | |
732 | ||
733 | if ($entry_current_hash == $entry_stored_hash && !isset($_REQUEST["force_rehash"])) { | |
734 | _debug("stored article seems up to date [IID: $base_entry_id], updating timestamp only", $debug_enabled); | |
735 | ||
736 | // we keep encountering the entry in feeds, so we need to | |
737 | // update date_updated column so that we don't get horrible | |
738 | // dupes when the entry gets purged and reinserted again e.g. | |
739 | // in the case of SLOW SLOW OMG SLOW updating feeds | |
740 | ||
741 | $sth = $pdo->prepare("UPDATE ttrss_entries SET date_updated = NOW() | |
742 | WHERE id = ?"); | |
743 | $sth->execute([$base_entry_id]); | |
744 | ||
745 | $pdo->commit(); | |
746 | continue; | |
747 | } | |
748 | ||
749 | _debug("hash differs, applying plugin filters:", $debug_enabled); | |
750 | ||
751 | foreach ($pluginhost->get_hooks(PluginHost::HOOK_ARTICLE_FILTER) as $plugin) { | |
752 | _debug("... " . get_class($plugin), $debug_enabled); | |
753 | ||
754 | $start = microtime(true); | |
755 | $article = $plugin->hook_article_filter($article); | |
756 | ||
757 | _debug("=== " . sprintf("%.4f (sec)", microtime(true) - $start), $debug_enabled); | |
758 | ||
759 | $entry_plugin_data .= mb_strtolower(get_class($plugin)) . ","; | |
760 | } | |
761 | ||
762 | if (clean($_REQUEST["xdebug"]) == 2) { | |
763 | print "processed content: "; | |
764 | print htmlspecialchars($article["content"]); | |
765 | print "\n"; | |
766 | } | |
767 | ||
768 | _debug("plugin data: $entry_plugin_data", $debug_enabled); | |
769 | ||
770 | // Workaround: 4-byte unicode requires utf8mb4 in MySQL. See https://tt-rss.org/forum/viewtopic.php?f=1&t=3377&p=20077#p20077 | |
771 | if (DB_TYPE == "mysql" && MYSQL_CHARSET != "UTF8MB4") { | |
772 | foreach ($article as $k => $v) { | |
773 | // i guess we'll have to take the risk of 4byte unicode labels & tags here | |
774 | if (is_string($article[$k])) { | |
775 | $article[$k] = RSSUtils::strip_utf8mb4($v); | |
776 | } | |
777 | } | |
778 | } | |
779 | ||
780 | /* Collect article tags here so we could filter by them: */ | |
781 | ||
782 | $matched_rules = array(); | |
783 | ||
784 | $article_filters = RSSUtils::get_article_filters($filters, $article["title"], | |
785 | $article["content"], $article["link"], $article["author"], | |
786 | $article["tags"], $matched_rules); | |
787 | ||
788 | if ($debug_enabled) { | |
789 | _debug("matched filter rules: ", $debug_enabled); | |
790 | ||
791 | if (count($matched_rules) != 0) { | |
792 | print_r($matched_rules); | |
793 | } | |
794 | ||
795 | _debug("filter actions: ", $debug_enabled); | |
796 | ||
797 | if (count($article_filters) != 0) { | |
798 | print_r($article_filters); | |
799 | } | |
800 | } | |
801 | ||
802 | $plugin_filter_names = RSSUtils::find_article_filters($article_filters, "plugin"); | |
803 | $plugin_filter_actions = $pluginhost->get_filter_actions(); | |
804 | ||
805 | if (count($plugin_filter_names) > 0) { | |
806 | _debug("applying plugin filter actions...", $debug_enabled); | |
807 | ||
808 | foreach ($plugin_filter_names as $pfn) { | |
809 | list($pfclass,$pfaction) = explode(":", $pfn["param"]); | |
810 | ||
811 | if (isset($plugin_filter_actions[$pfclass])) { | |
812 | $plugin = $pluginhost->get_plugin($pfclass); | |
813 | ||
814 | _debug("... $pfclass: $pfaction", $debug_enabled); | |
815 | ||
816 | if ($plugin) { | |
817 | $start = microtime(true); | |
818 | $article = $plugin->hook_article_filter_action($article, $pfaction); | |
819 | ||
820 | _debug("=== " . sprintf("%.4f (sec)", microtime(true) - $start), $debug_enabled); | |
821 | } else { | |
822 | _debug("??? $pfclass: plugin object not found."); | |
823 | } | |
824 | } else { | |
825 | _debug("??? $pfclass: filter plugin not registered."); | |
826 | } | |
827 | } | |
828 | } | |
829 | ||
830 | $entry_tags = $article["tags"]; | |
831 | $entry_title = strip_tags($article["title"]); | |
832 | $entry_author = mb_substr(strip_tags($article["author"]), 0, 245); | |
833 | $entry_link = strip_tags($article["link"]); | |
834 | $entry_content = $article["content"]; // escaped below | |
835 | $entry_force_catchup = $article["force_catchup"]; | |
836 | $article_labels = $article["labels"]; | |
837 | $entry_score_modifier = (int) $article["score_modifier"]; | |
838 | $entry_language = $article["language"]; | |
839 | ||
840 | if ($debug_enabled) { | |
841 | _debug("article labels:", $debug_enabled); | |
842 | ||
843 | if (count($article_labels) != 0) { | |
844 | print_r($article_labels); | |
845 | } | |
846 | } | |
847 | ||
848 | _debug("force catchup: $entry_force_catchup"); | |
849 | ||
850 | if ($cache_images && is_writable(CACHE_DIR . '/images')) | |
851 | RSSUtils::cache_media($entry_content, $site_url, $debug_enabled); | |
852 | ||
853 | $csth = $pdo->prepare("SELECT id FROM ttrss_entries | |
854 | WHERE guid = ? OR guid = ?"); | |
855 | $csth->execute([$entry_guid, $entry_guid_hashed]); | |
856 | ||
857 | if (!$row = $csth->fetch()) { | |
858 | ||
859 | _debug("base guid [$entry_guid or $entry_guid_hashed] not found, creating...", $debug_enabled); | |
860 | ||
861 | // base post entry does not exist, create it | |
862 | ||
863 | $usth = $pdo->prepare( | |
864 | "INSERT INTO ttrss_entries | |
865 | (title, | |
866 | guid, | |
867 | link, | |
868 | updated, | |
869 | content, | |
870 | content_hash, | |
871 | no_orig_date, | |
872 | date_updated, | |
873 | date_entered, | |
874 | comments, | |
875 | num_comments, | |
876 | plugin_data, | |
877 | lang, | |
878 | author) | |
879 | VALUES | |
880 | (?, ?, ?, ?, ?, ?, | |
881 | false, | |
882 | NOW(), | |
883 | ?, ?, ?, ?, ?, ?)"); | |
884 | ||
885 | $usth->execute([$entry_title, | |
886 | $entry_guid_hashed, | |
887 | $entry_link, | |
888 | $entry_timestamp_fmt, | |
889 | "$entry_content", | |
890 | $entry_current_hash, | |
891 | $date_feed_processed, | |
892 | $entry_comments, | |
893 | (int)$num_comments, | |
894 | $entry_plugin_data, | |
895 | "$entry_language", | |
896 | "$entry_author"]); | |
897 | ||
898 | } | |
899 | ||
900 | $csth->execute([$entry_guid, $entry_guid_hashed]); | |
901 | ||
902 | $entry_ref_id = 0; | |
903 | $entry_int_id = 0; | |
904 | ||
905 | if ($row = $csth->fetch()) { | |
906 | ||
907 | _debug("base guid found, checking for user record", $debug_enabled); | |
908 | ||
909 | $ref_id = $row['id']; | |
910 | $entry_ref_id = $ref_id; | |
911 | ||
912 | if (RSSUtils::find_article_filter($article_filters, "filter")) { | |
913 | $pdo->commit(); | |
914 | continue; | |
915 | } | |
916 | ||
917 | $score = RSSUtils::calculate_article_score($article_filters) + $entry_score_modifier; | |
918 | ||
919 | _debug("initial score: $score [including plugin modifier: $entry_score_modifier]", $debug_enabled); | |
920 | ||
921 | // check for user post link to main table | |
922 | ||
923 | $sth = $pdo->prepare("SELECT ref_id, int_id FROM ttrss_user_entries WHERE | |
924 | ref_id = ? AND owner_uid = ?"); | |
925 | $sth->execute([$ref_id, $owner_uid]); | |
926 | ||
927 | // okay it doesn't exist - create user entry | |
928 | if ($row = $sth->fetch()) { | |
929 | $entry_ref_id = $row["ref_id"]; | |
930 | $entry_int_id = $row["int_id"]; | |
931 | ||
932 | _debug("user record FOUND: RID: $entry_ref_id, IID: $entry_int_id", $debug_enabled); | |
933 | } else { | |
934 | ||
935 | _debug("user record not found, creating...", $debug_enabled); | |
936 | ||
937 | if ($score >= -500 && !RSSUtils::find_article_filter($article_filters, 'catchup') && !$entry_force_catchup) { | |
938 | $unread = 1; | |
939 | $last_read_qpart = null; | |
940 | } else { | |
941 | $unread = 0; | |
942 | $last_read_qpart = date("Y-m-d H:i"); // we can't use NOW() here because it gets quoted | |
943 | } | |
944 | ||
945 | if (RSSUtils::find_article_filter($article_filters, 'mark') || $score > 1000) { | |
946 | $marked = 1; | |
947 | } else { | |
948 | $marked = 0; | |
949 | } | |
950 | ||
951 | if (RSSUtils::find_article_filter($article_filters, 'publish')) { | |
952 | $published = 1; | |
953 | } else { | |
954 | $published = 0; | |
955 | } | |
956 | ||
957 | $last_marked = ($marked == 1) ? 'NOW()' : 'NULL'; | |
958 | $last_published = ($published == 1) ? 'NOW()' : 'NULL'; | |
959 | ||
960 | $sth = $pdo->prepare( | |
961 | "INSERT INTO ttrss_user_entries | |
962 | (ref_id, owner_uid, feed_id, unread, last_read, marked, | |
963 | published, score, tag_cache, label_cache, uuid, | |
964 | last_marked, last_published) | |
965 | VALUES (?, ?, ?, ?, ?, ?, ?, ?, '', '', '', ".$last_marked.", ".$last_published.")"); | |
966 | ||
967 | $sth->execute([$ref_id, $owner_uid, $feed, $unread, $last_read_qpart, $marked, | |
968 | $published, $score]); | |
969 | ||
970 | $sth = $pdo->prepare("SELECT int_id FROM ttrss_user_entries WHERE | |
971 | ref_id = ? AND owner_uid = ? AND | |
972 | feed_id = ? LIMIT 1"); | |
973 | ||
974 | $sth->execute([$ref_id, $owner_uid, $feed]); | |
975 | ||
976 | if ($row = $sth->fetch()) | |
977 | $entry_int_id = $row['int_id']; | |
978 | } | |
979 | ||
980 | _debug("resulting RID: $entry_ref_id, IID: $entry_int_id", $debug_enabled); | |
981 | ||
982 | if (DB_TYPE == "pgsql") | |
983 | $tsvector_qpart = "tsvector_combined = to_tsvector(:ts_lang, :ts_content),"; | |
984 | else | |
985 | $tsvector_qpart = ""; | |
986 | ||
987 | $sth = $pdo->prepare("UPDATE ttrss_entries | |
988 | SET title = :title, | |
989 | $tsvector_qpart | |
990 | content = :content, | |
991 | content_hash = :content_hash, | |
992 | updated = :updated, | |
993 | date_updated = NOW(), | |
994 | num_comments = :num_comments, | |
995 | plugin_data = :plugin_data, | |
996 | author = :author, | |
997 | lang = :lang | |
998 | WHERE id = :id"); | |
999 | ||
1000 | $params = [":title" => $entry_title, | |
1001 | ":content" => "$entry_content", | |
1002 | ":content_hash" => $entry_current_hash, | |
1003 | ":updated" => $entry_timestamp_fmt, | |
1004 | ":num_comments" => (int)$num_comments, | |
1005 | ":plugin_data" => $entry_plugin_data, | |
1006 | ":author" => "$entry_author", | |
1007 | ":lang" => $entry_language, | |
1008 | ":id" => $ref_id]; | |
1009 | ||
1010 | if (DB_TYPE == "pgsql") { | |
1011 | $params[":ts_lang"] = $feed_language; | |
1012 | $params[":ts_content"] = mb_substr(strip_tags($entry_title . " " . $entry_content), 0, 900000); | |
1013 | } | |
1014 | ||
1015 | $sth->execute($params); | |
1016 | ||
1017 | // update aux data | |
1018 | $sth = $pdo->prepare("UPDATE ttrss_user_entries | |
1019 | SET score = ? WHERE ref_id = ?"); | |
1020 | $sth->execute([$score, $ref_id]); | |
1021 | ||
1022 | if ($mark_unread_on_update) { | |
1023 | _debug("article updated, marking unread as requested.", $debug_enabled); | |
1024 | ||
1025 | $sth = $pdo->prepare("UPDATE ttrss_user_entries | |
1026 | SET last_read = null, unread = true WHERE ref_id = ?"); | |
1027 | $sth->execute([$ref_id]); | |
1028 | } | |
1029 | } | |
1030 | ||
1031 | _debug("assigning labels [other]...", $debug_enabled); | |
1032 | ||
1033 | foreach ($article_labels as $label) { | |
1034 | Labels::add_article($entry_ref_id, $label[1], $owner_uid); | |
1035 | } | |
1036 | ||
1037 | _debug("assigning labels [filters]...", $debug_enabled); | |
1038 | ||
1039 | RSSUtils::assign_article_to_label_filters($entry_ref_id, $article_filters, | |
1040 | $owner_uid, $article_labels); | |
1041 | ||
1042 | _debug("looking for enclosures...", $debug_enabled); | |
1043 | ||
1044 | // enclosures | |
1045 | ||
1046 | $enclosures = array(); | |
1047 | ||
1048 | $encs = $item->get_enclosures(); | |
1049 | ||
1050 | if (is_array($encs)) { | |
1051 | foreach ($encs as $e) { | |
1052 | $e_item = array( | |
1053 | rewrite_relative_url($site_url, $e->link), | |
1054 | $e->type, $e->length, $e->title, $e->width, $e->height); | |
1055 | ||
1056 | // Yet another episode of "mysql utf8_general_ci is gimped" | |
1057 | if (DB_TYPE == "mysql" && MYSQL_CHARSET != "UTF8MB4") { | |
1058 | for ($i = 0; $i < count($e_item); $i++) { | |
1059 | if (is_string($e_item[$i])) { | |
1060 | $e_item[$i] = RSSUtils::strip_utf8mb4($e_item[$i]); | |
1061 | } | |
1062 | } | |
1063 | } | |
1064 | ||
1065 | array_push($enclosures, $e_item); | |
1066 | } | |
1067 | } | |
1068 | ||
1069 | if ($cache_images && is_writable(CACHE_DIR . '/images')) | |
1070 | RSSUtils::cache_enclosures($enclosures, $site_url, $debug_enabled); | |
1071 | ||
1072 | if ($debug_enabled) { | |
1073 | _debug("article enclosures:", $debug_enabled); | |
1074 | print_r($enclosures); | |
1075 | } | |
1076 | ||
1077 | $esth = $pdo->prepare("SELECT id FROM ttrss_enclosures | |
1078 | WHERE content_url = ? AND post_id = ?"); | |
1079 | ||
1080 | $usth = $pdo->prepare("INSERT INTO ttrss_enclosures | |
1081 | (content_url, content_type, title, duration, post_id, width, height) VALUES | |
1082 | (?, ?, ?, ?, ?, ?, ?)"); | |
1083 | ||
1084 | foreach ($enclosures as $enc) { | |
1085 | $enc_url = $enc[0]; | |
1086 | $enc_type = $enc[1]; | |
1087 | $enc_dur = (int)$enc[2]; | |
1088 | $enc_title = $enc[3]; | |
1089 | $enc_width = intval($enc[4]); | |
1090 | $enc_height = intval($enc[5]); | |
1091 | ||
1092 | $esth->execute([$enc_url, $entry_ref_id]); | |
1093 | ||
1094 | if (!$esth->fetch()) { | |
1095 | $usth->execute([$enc_url, $enc_type, (string)$enc_title, $enc_dur, $entry_ref_id, $enc_width, $enc_height]); | |
1096 | } | |
1097 | } | |
1098 | ||
1099 | // check for manual tags (we have to do it here since they're loaded from filters) | |
1100 | ||
1101 | foreach ($article_filters as $f) { | |
1102 | if ($f["type"] == "tag") { | |
1103 | ||
1104 | $manual_tags = trim_array(explode(",", $f["param"])); | |
1105 | ||
1106 | foreach ($manual_tags as $tag) { | |
1107 | if (tag_is_valid($tag)) { | |
1108 | array_push($entry_tags, $tag); | |
1109 | } | |
1110 | } | |
1111 | } | |
1112 | } | |
1113 | ||
1114 | // Skip boring tags | |
1115 | ||
1116 | $boring_tags = trim_array(explode(",", mb_strtolower(get_pref( | |
1117 | 'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8'))); | |
1118 | ||
1119 | $filtered_tags = array(); | |
1120 | $tags_to_cache = array(); | |
1121 | ||
1122 | if ($entry_tags && is_array($entry_tags)) { | |
1123 | foreach ($entry_tags as $tag) { | |
1124 | if (array_search($tag, $boring_tags) === false) { | |
1125 | array_push($filtered_tags, $tag); | |
1126 | } | |
1127 | } | |
1128 | } | |
1129 | ||
1130 | $filtered_tags = array_unique($filtered_tags); | |
1131 | ||
1132 | if ($debug_enabled) { | |
1133 | _debug("filtered article tags:", $debug_enabled); | |
1134 | print_r($filtered_tags); | |
1135 | } | |
1136 | ||
1137 | // Save article tags in the database | |
1138 | ||
1139 | if (count($filtered_tags) > 0) { | |
1140 | ||
1141 | $tsth = $pdo->prepare("SELECT id FROM ttrss_tags | |
1142 | WHERE tag_name = ? AND post_int_id = ? AND | |
1143 | owner_uid = ? LIMIT 1"); | |
1144 | ||
1145 | $usth = $pdo->prepare("INSERT INTO ttrss_tags | |
1146 | (owner_uid,tag_name,post_int_id) | |
1147 | VALUES (?, ?, ?)"); | |
1148 | ||
1149 | foreach ($filtered_tags as $tag) { | |
1150 | ||
1151 | $tag = sanitize_tag($tag); | |
1152 | ||
1153 | if (!tag_is_valid($tag)) continue; | |
1154 | ||
1155 | $tsth->execute([$tag, $entry_int_id, $owner_uid]); | |
1156 | ||
1157 | if (!$tsth->fetch()) { | |
1158 | $usth->execute([$owner_uid, $tag, $entry_int_id]); | |
1159 | } | |
1160 | ||
1161 | array_push($tags_to_cache, $tag); | |
1162 | } | |
1163 | ||
1164 | /* update the cache */ | |
1165 | ||
1166 | $tags_to_cache = array_unique($tags_to_cache); | |
1167 | ||
1168 | $tags_str = join(",", $tags_to_cache); | |
1169 | ||
1170 | $tsth = $pdo->prepare("UPDATE ttrss_user_entries | |
1171 | SET tag_cache = ? WHERE ref_id = ? | |
1172 | AND owner_uid = ?"); | |
1173 | $tsth->execute([$tags_str, $entry_ref_id, $owner_uid]); | |
1174 | } | |
1175 | ||
1176 | _debug("article processed", $debug_enabled); | |
1177 | ||
1178 | $pdo->commit(); | |
1179 | } | |
1180 | ||
1181 | _debug("purging feed...", $debug_enabled); | |
1182 | ||
1183 | purge_feed($feed, 0, $debug_enabled); | |
1184 | ||
1185 | $sth = $pdo->prepare("UPDATE ttrss_feeds | |
1186 | SET last_updated = NOW(), last_unconditional = NOW(), last_error = '' WHERE id = ?"); | |
1187 | $sth->execute([$feed]); | |
1188 | ||
1189 | } else { | |
1190 | ||
1191 | $error_msg = mb_substr($rss->error(), 0, 245); | |
1192 | ||
1193 | _debug("fetch error: $error_msg", $debug_enabled); | |
1194 | ||
1195 | if (count($rss->errors()) > 1) { | |
1196 | foreach ($rss->errors() as $error) { | |
1197 | _debug("+ $error"); | |
1198 | } | |
1199 | } | |
1200 | ||
1201 | $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_error = ?, | |
1202 | last_updated = NOW(), last_unconditional = NOW() WHERE id = ?"); | |
1203 | $sth->execute([$error_msg, $feed]); | |
1204 | ||
1205 | unset($rss); | |
1206 | return false; | |
1207 | } | |
1208 | ||
1209 | _debug("done", $debug_enabled); | |
1210 | ||
1211 | return true; | |
1212 | } | |
1213 | ||
1214 | static function cache_enclosures($enclosures, $site_url, $debug) { | |
1215 | foreach ($enclosures as $enc) { | |
1216 | ||
1217 | if (preg_match("/(image|audio|video)/", $enc[1])) { | |
1218 | ||
1219 | $src = rewrite_relative_url($site_url, $enc[0]); | |
1220 | ||
1221 | $local_filename = CACHE_DIR . "/images/" . sha1($src); | |
1222 | ||
1223 | if ($debug) _debug("cache_enclosures: downloading: $src to $local_filename"); | |
1224 | ||
1225 | if (!file_exists($local_filename)) { | |
1226 | $file_content = fetch_file_contents($src); | |
1227 | ||
1228 | if ($file_content && strlen($file_content) > MIN_CACHE_FILE_SIZE) { | |
1229 | file_put_contents($local_filename, $file_content); | |
1230 | } | |
1231 | } else { | |
1232 | touch($local_filename); | |
1233 | } | |
1234 | } | |
1235 | } | |
1236 | } | |
1237 | ||
1238 | static function cache_media($html, $site_url, $debug) { | |
1239 | libxml_use_internal_errors(true); | |
1240 | ||
1241 | $charset_hack = '<head> | |
1242 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | |
1243 | </head>'; | |
1244 | ||
1245 | $doc = new DOMDocument(); | |
1246 | $doc->loadHTML($charset_hack . $html); | |
1247 | $xpath = new DOMXPath($doc); | |
1248 | ||
1249 | $entries = $xpath->query('(//img[@src])|(//video/source[@src])|(//audio/source[@src])'); | |
1250 | ||
1251 | foreach ($entries as $entry) { | |
1252 | if ($entry->hasAttribute('src') && strpos($entry->getAttribute('src'), "data:") !== 0) { | |
1253 | $src = rewrite_relative_url($site_url, $entry->getAttribute('src')); | |
1254 | ||
1255 | $local_filename = CACHE_DIR . "/images/" . sha1($src); | |
1256 | ||
1257 | if ($debug) _debug("cache_media: downloading: $src to $local_filename"); | |
1258 | ||
1259 | if (!file_exists($local_filename)) { | |
1260 | $file_content = fetch_file_contents($src); | |
1261 | ||
1262 | if ($file_content && strlen($file_content) > MIN_CACHE_FILE_SIZE) { | |
1263 | file_put_contents($local_filename, $file_content); | |
1264 | } | |
1265 | } else { | |
1266 | touch($local_filename); | |
1267 | } | |
1268 | } | |
1269 | } | |
1270 | } | |
1271 | ||
1272 | static function expire_error_log($debug) { | |
1273 | if ($debug) _debug("Removing old error log entries..."); | |
1274 | ||
1275 | $pdo = Db::pdo(); | |
1276 | ||
1277 | if (DB_TYPE == "pgsql") { | |
1278 | $pdo->query("DELETE FROM ttrss_error_log | |
1279 | WHERE created_at < NOW() - INTERVAL '7 days'"); | |
1280 | } else { | |
1281 | $pdo->query("DELETE FROM ttrss_error_log | |
1282 | WHERE created_at < DATE_SUB(NOW(), INTERVAL 7 DAY)"); | |
1283 | } | |
1284 | } | |
1285 | ||
1286 | static function expire_lock_files($debug) { | |
1287 | //if ($debug) _debug("Removing old lock files..."); | |
1288 | ||
1289 | $num_deleted = 0; | |
1290 | ||
1291 | if (is_writable(LOCK_DIRECTORY)) { | |
1292 | $files = glob(LOCK_DIRECTORY . "/*.lock"); | |
1293 | ||
1294 | if ($files) { | |
1295 | foreach ($files as $file) { | |
1296 | if (!file_is_locked(basename($file)) && time() - filemtime($file) > 86400*2) { | |
1297 | unlink($file); | |
1298 | ++$num_deleted; | |
1299 | } | |
1300 | } | |
1301 | } | |
1302 | } | |
1303 | ||
1304 | if ($debug) _debug("Removed $num_deleted old lock files."); | |
1305 | } | |
1306 | ||
1307 | static function expire_cached_files($debug) { | |
1308 | foreach (array("simplepie", "feeds", "images", "export", "upload") as $dir) { | |
1309 | $cache_dir = CACHE_DIR . "/$dir"; | |
1310 | ||
1311 | // if ($debug) _debug("Expiring $cache_dir"); | |
1312 | ||
1313 | $num_deleted = 0; | |
1314 | ||
1315 | if (is_writable($cache_dir)) { | |
1316 | $files = glob("$cache_dir/*"); | |
1317 | ||
1318 | if ($files) { | |
1319 | foreach ($files as $file) { | |
1320 | if (time() - filemtime($file) > 86400*CACHE_MAX_DAYS) { | |
1321 | unlink($file); | |
1322 | ||
1323 | ++$num_deleted; | |
1324 | } | |
1325 | } | |
1326 | } | |
1327 | } | |
1328 | ||
1329 | if ($debug) _debug("$cache_dir: removed $num_deleted files."); | |
1330 | } | |
1331 | } | |
1332 | ||
1333 | /** | |
1334 | * Source: http://www.php.net/manual/en/function.parse-url.php#104527 | |
1335 | * Returns the url query as associative array | |
1336 | * | |
1337 | * @param string query | |
1338 | * @return array params | |
1339 | */ | |
1340 | static function convertUrlQuery($query) { | |
1341 | $queryParts = explode('&', $query); | |
1342 | ||
1343 | $params = array(); | |
1344 | ||
1345 | foreach ($queryParts as $param) { | |
1346 | $item = explode('=', $param); | |
1347 | $params[$item[0]] = $item[1]; | |
1348 | } | |
1349 | ||
1350 | return $params; | |
1351 | } | |
1352 | ||
1353 | static function get_article_filters($filters, $title, $content, $link, $author, $tags, &$matched_rules = false) { | |
1354 | $matches = array(); | |
1355 | ||
1356 | foreach ($filters as $filter) { | |
1357 | $match_any_rule = $filter["match_any_rule"]; | |
1358 | $inverse = $filter["inverse"]; | |
1359 | $filter_match = false; | |
1360 | ||
1361 | foreach ($filter["rules"] as $rule) { | |
1362 | $match = false; | |
1363 | $reg_exp = str_replace('/', '\/', $rule["reg_exp"]); | |
1364 | $rule_inverse = $rule["inverse"]; | |
1365 | ||
1366 | if (!$reg_exp) | |
1367 | continue; | |
1368 | ||
1369 | switch ($rule["type"]) { | |
1370 | case "title": | |
1371 | $match = @preg_match("/$reg_exp/iu", $title); | |
1372 | break; | |
1373 | case "content": | |
1374 | // we don't need to deal with multiline regexps | |
1375 | $content = preg_replace("/[\r\n\t]/", "", $content); | |
1376 | ||
1377 | $match = @preg_match("/$reg_exp/iu", $content); | |
1378 | break; | |
1379 | case "both": | |
1380 | // we don't need to deal with multiline regexps | |
1381 | $content = preg_replace("/[\r\n\t]/", "", $content); | |
1382 | ||
1383 | $match = (@preg_match("/$reg_exp/iu", $title) || @preg_match("/$reg_exp/iu", $content)); | |
1384 | break; | |
1385 | case "link": | |
1386 | $match = @preg_match("/$reg_exp/iu", $link); | |
1387 | break; | |
1388 | case "author": | |
1389 | $match = @preg_match("/$reg_exp/iu", $author); | |
1390 | break; | |
1391 | case "tag": | |
1392 | foreach ($tags as $tag) { | |
1393 | if (@preg_match("/$reg_exp/iu", $tag)) { | |
1394 | $match = true; | |
1395 | break; | |
1396 | } | |
1397 | } | |
1398 | break; | |
1399 | } | |
1400 | ||
1401 | if ($rule_inverse) $match = !$match; | |
1402 | ||
1403 | if ($match_any_rule) { | |
1404 | if ($match) { | |
1405 | $filter_match = true; | |
1406 | break; | |
1407 | } | |
1408 | } else { | |
1409 | $filter_match = $match; | |
1410 | if (!$match) { | |
1411 | break; | |
1412 | } | |
1413 | } | |
1414 | } | |
1415 | ||
1416 | if ($inverse) $filter_match = !$filter_match; | |
1417 | ||
1418 | if ($filter_match) { | |
1419 | if (is_array($matched_rules)) array_push($matched_rules, $rule); | |
1420 | ||
1421 | foreach ($filter["actions"] AS $action) { | |
1422 | array_push($matches, $action); | |
1423 | ||
1424 | // if Stop action encountered, perform no further processing | |
1425 | if (isset($action["type"]) && $action["type"] == "stop") return $matches; | |
1426 | } | |
1427 | } | |
1428 | } | |
1429 | ||
1430 | return $matches; | |
1431 | } | |
1432 | ||
1433 | static function find_article_filter($filters, $filter_name) { | |
1434 | foreach ($filters as $f) { | |
1435 | if ($f["type"] == $filter_name) { | |
1436 | return $f; | |
1437 | }; | |
1438 | } | |
1439 | return false; | |
1440 | } | |
1441 | ||
1442 | static function find_article_filters($filters, $filter_name) { | |
1443 | $results = array(); | |
1444 | ||
1445 | foreach ($filters as $f) { | |
1446 | if ($f["type"] == $filter_name) { | |
1447 | array_push($results, $f); | |
1448 | }; | |
1449 | } | |
1450 | return $results; | |
1451 | } | |
1452 | ||
1453 | static function calculate_article_score($filters) { | |
1454 | $score = 0; | |
1455 | ||
1456 | foreach ($filters as $f) { | |
1457 | if ($f["type"] == "score") { | |
1458 | $score += $f["param"]; | |
1459 | }; | |
1460 | } | |
1461 | return $score; | |
1462 | } | |
1463 | ||
1464 | static function labels_contains_caption($labels, $caption) { | |
1465 | foreach ($labels as $label) { | |
1466 | if ($label[1] == $caption) { | |
1467 | return true; | |
1468 | } | |
1469 | } | |
1470 | ||
1471 | return false; | |
1472 | } | |
1473 | ||
1474 | static function assign_article_to_label_filters($id, $filters, $owner_uid, $article_labels) { | |
1475 | foreach ($filters as $f) { | |
1476 | if ($f["type"] == "label") { | |
1477 | if (!RSSUtils::labels_contains_caption($article_labels, $f["param"])) { | |
1478 | Labels::add_article($id, $f["param"], $owner_uid); | |
1479 | } | |
1480 | } | |
1481 | } | |
1482 | } | |
1483 | ||
1484 | static function make_guid_from_title($title) { | |
1485 | return preg_replace("/[ \"\',.:;]/", "-", | |
1486 | mb_strtolower(strip_tags($title), 'utf-8')); | |
1487 | } | |
1488 | ||
1489 | static function cleanup_counters_cache($debug) { | |
1490 | $pdo = Db::pdo(); | |
1491 | ||
1492 | $res = $pdo->query("DELETE FROM ttrss_counters_cache | |
1493 | WHERE feed_id > 0 AND | |
1494 | (SELECT COUNT(id) FROM ttrss_feeds WHERE | |
1495 | id = feed_id AND | |
1496 | ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid) = 0"); | |
1497 | ||
1498 | $frows = $res->rowCount(); | |
1499 | ||
1500 | $res = $pdo->query("DELETE FROM ttrss_cat_counters_cache | |
1501 | WHERE feed_id > 0 AND | |
1502 | (SELECT COUNT(id) FROM ttrss_feed_categories WHERE | |
1503 | id = feed_id AND | |
1504 | ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid) = 0"); | |
1505 | ||
1506 | $crows = $res->rowCount(); | |
1507 | ||
1508 | if ($debug) _debug("Removed $frows (feeds) $crows (cats) orphaned counter cache entries."); | |
1509 | } | |
1510 | ||
1511 | static function housekeeping_user($owner_uid) { | |
1512 | $tmph = new PluginHost(); | |
1513 | ||
1514 | load_user_plugins($owner_uid, $tmph); | |
1515 | ||
1516 | $tmph->run_hooks(PluginHost::HOOK_HOUSE_KEEPING, "hook_house_keeping", ""); | |
1517 | } | |
1518 | ||
1519 | static function housekeeping_common($debug) { | |
1520 | RSSUtils::expire_cached_files($debug); | |
1521 | RSSUtils::expire_lock_files($debug); | |
1522 | RSSUtils::expire_error_log($debug); | |
1523 | ||
1524 | $count = RSSUtils::update_feedbrowser_cache(); | |
1525 | _debug("Feedbrowser updated, $count feeds processed."); | |
1526 | ||
1527 | Article::purge_orphans( true); | |
1528 | RSSUtils::cleanup_counters_cache($debug); | |
1529 | ||
1530 | //$rc = cleanup_tags( 14, 50000); | |
1531 | //_debug("Cleaned $rc cached tags."); | |
1532 | ||
1533 | PluginHost::getInstance()->run_hooks(PluginHost::HOOK_HOUSE_KEEPING, "hook_house_keeping", ""); | |
1534 | } | |
1535 | ||
1536 | static function check_feed_favicon($site_url, $feed) { | |
1537 | # print "FAVICON [$site_url]: $favicon_url\n"; | |
1538 | ||
1539 | $icon_file = ICONS_DIR . "/$feed.ico"; | |
1540 | ||
1541 | if (!file_exists($icon_file)) { | |
1542 | $favicon_url = get_favicon_url($site_url); | |
1543 | ||
1544 | if ($favicon_url) { | |
1545 | // Limiting to "image" type misses those served with text/plain | |
1546 | $contents = fetch_file_contents($favicon_url); // , "image"); | |
1547 | ||
1548 | if ($contents) { | |
1549 | // Crude image type matching. | |
1550 | // Patterns gleaned from the file(1) source code. | |
1551 | if (preg_match('/^\x00\x00\x01\x00/', $contents)) { | |
1552 | // 0 string \000\000\001\000 MS Windows icon resource | |
1553 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource"); | |
1554 | } | |
1555 | elseif (preg_match('/^GIF8/', $contents)) { | |
1556 | // 0 string GIF8 GIF image data | |
1557 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image"); | |
1558 | } | |
1559 | elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) { | |
1560 | // 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data | |
1561 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image"); | |
1562 | } | |
1563 | elseif (preg_match('/^\xff\xd8/', $contents)) { | |
1564 | // 0 beshort 0xffd8 JPEG image data | |
1565 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image"); | |
1566 | } | |
1567 | elseif (preg_match('/^BM/', $contents)) { | |
1568 | // 0 string BM PC bitmap (OS2, Windows BMP files) | |
1569 | //error_log("check_feed_favicon, favicon_url=$favicon_url isa BMP image"); | |
1570 | } | |
1571 | else { | |
1572 | //error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type"); | |
1573 | $contents = ""; | |
1574 | } | |
1575 | } | |
1576 | ||
1577 | if ($contents) { | |
1578 | $fp = @fopen($icon_file, "w"); | |
1579 | ||
1580 | if ($fp) { | |
1581 | fwrite($fp, $contents); | |
1582 | fclose($fp); | |
1583 | chmod($icon_file, 0644); | |
1584 | } | |
1585 | } | |
1586 | } | |
1587 | return $icon_file; | |
1588 | } | |
1589 | } | |
1590 | ||
1591 | ||
1592 | ||
1593 | } |