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Commit | Line | Data |
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1d3a17c7 | 1 | <?php |
6e658547 | 2 | define('EXPECTED_CONFIG_VERSION', 26); |
6497fb65 | 3 | define('SCHEMA_VERSION', 130); |
545ca067 | 4 | |
f822a8e5 | 5 | define('LABEL_BASE_INDEX', -1024); |
a413f53e | 6 | define('PLUGIN_FEED_BASE_INDEX', -128); |
f822a8e5 | 7 | |
e57a1507 AD |
8 | define('COOKIE_LIFETIME_LONG', 86400*365); |
9 | ||
23d2471c | 10 | $fetch_last_error = false; |
7a01dc77 | 11 | $fetch_last_error_code = false; |
ef39be2b | 12 | $fetch_last_content_type = false; |
cf0231f9 | 13 | $fetch_last_error_content = false; // curl only for the time being |
3f6f0857 | 14 | $fetch_curl_used = false; |
4f71d743 | 15 | $suppress_debugging = false; |
23d2471c | 16 | |
584411fe AD |
17 | libxml_disable_entity_loader(true); |
18 | ||
e6905f7f AD |
19 | // separate test because this is included before sanity checks |
20 | if (function_exists("mb_internal_encoding")) mb_internal_encoding("UTF-8"); | |
21 | ||
324944f3 | 22 | date_default_timezone_set('UTC'); |
8a7f5767 CW |
23 | if (defined('E_DEPRECATED')) { |
24 | error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED); | |
25 | } else { | |
26 | error_reporting(E_ALL & ~E_NOTICE); | |
27 | } | |
cce28758 | 28 | |
40d13c28 | 29 | require_once 'config.php'; |
cc17c205 | 30 | |
046ec657 BK |
31 | /** |
32 | * Define a constant if not already defined | |
33 | * | |
34 | * @param string $name The constant name. | |
35 | * @param mixed $value The constant value. | |
36 | * @access public | |
37 | * @return boolean True if defined successfully or not. | |
38 | */ | |
39 | function define_default($name, $value) { | |
046ec657 BK |
40 | defined($name) or define($name, $value); |
41 | } | |
42 | ||
9ef8798b BK |
43 | ///// Some defaults that you can override in config.php ////// |
44 | ||
45 | define_default('FEED_FETCH_TIMEOUT', 45); | |
46 | // How may seconds to wait for response when requesting feed from a site | |
47 | define_default('FEED_FETCH_NO_CACHE_TIMEOUT', 15); | |
48 | // How may seconds to wait for response when requesting feed from a | |
49 | // site when that feed wasn't cached before | |
50 | define_default('FILE_FETCH_TIMEOUT', 45); | |
51 | // Default timeout when fetching files from remote sites | |
52 | define_default('FILE_FETCH_CONNECT_TIMEOUT', 15); | |
53 | // How many seconds to wait for initial response from website when | |
54 | // fetching files from remote sites | |
046ec657 | 55 | |
fc2b26a6 AD |
56 | if (DB_TYPE == "pgsql") { |
57 | define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE'); | |
58 | } else { | |
59 | define('SUBSTRING_FOR_DATE', 'SUBSTRING'); | |
60 | } | |
61 | ||
9632f884 AD |
62 | /** |
63 | * Return available translations names. | |
8d505d78 | 64 | * |
9632f884 AD |
65 | * @access public |
66 | * @return array A array of available translations. | |
67 | */ | |
f8c612d4 | 68 | function get_translations() { |
6a214f92 | 69 | $tr = array( |
8d505d78 | 70 | "auto" => "Detect automatically", |
ca6ef932 | 71 | "ar_SA" => "العربيّة (Arabic)", |
51faa115 | 72 | "bg_BG" => "Bulgarian", |
c2aa0593 | 73 | "da_DA" => "Dansk", |
a3162add | 74 | "ca_CA" => "Català", |
a06b79c4 | 75 | "cs_CZ" => "Česky", |
6a214f92 | 76 | "en_US" => "English", |
c2aa0593 | 77 | "el_GR" => "Ελληνικά", |
1f16ede0 | 78 | "es_ES" => "Español (España)", |
c2aa0593 | 79 | "es_LA" => "Español", |
a927fe7b | 80 | "de_DE" => "Deutsch", |
6a214f92 | 81 | "fr_FR" => "Français", |
e78fd196 | 82 | "hu_HU" => "Magyar (Hungarian)", |
bb5d3960 | 83 | "it_IT" => "Italiano", |
1d004f12 | 84 | "ja_JP" => "日本語 (Japanese)", |
7b6c1ca7 | 85 | "lv_LV" => "Latviešu", |
592535d7 | 86 | "nb_NO" => "Norwegian bokmål", |
9e7f1f12 | 87 | "nl_NL" => "Dutch", |
ea45791a | 88 | "pl_PL" => "Polski", |
d3b923c9 | 89 | "ru_RU" => "Русский", |
9a063469 | 90 | "pt_BR" => "Portuguese/Brazil", |
1c776ade | 91 | "pt_PT" => "Portuguese/Portugal", |
5d608138 | 92 | "zh_CN" => "Simplified Chinese", |
8dc5e7f0 | 93 | "zh_TW" => "Traditional Chinese", |
2324f153 | 94 | "sv_SE" => "Svenska", |
76d78eb2 | 95 | "fi_FI" => "Suomi", |
42a5abdc | 96 | "tr_TR" => "Türkçe"); |
f8c612d4 AD |
97 | |
98 | return $tr; | |
99 | } | |
100 | ||
7b26a148 AD |
101 | require_once "lib/accept-to-gettext.php"; |
102 | require_once "lib/gettext/gettext.inc"; | |
aba609e0 | 103 | |
7b26a148 | 104 | function startup_gettext() { |
8d505d78 | 105 | |
7b26a148 AD |
106 | # Get locale from Accept-Language header |
107 | $lang = al2gt(array_keys(get_translations()), "text/html"); | |
89cb787e | 108 | |
7b26a148 AD |
109 | if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) { |
110 | $lang = _TRANSLATION_OVERRIDE_DEFAULT; | |
111 | } | |
89cb787e | 112 | |
b18d109f AD |
113 | if ($_SESSION["uid"] && get_schema_version() >= 120) { |
114 | $pref_lang = get_pref("USER_LANGUAGE", $_SESSION["uid"]); | |
1ee4900a | 115 | |
c4db796f | 116 | if ($pref_lang && $pref_lang != 'auto') { |
7b149552 AD |
117 | $lang = $pref_lang; |
118 | } | |
7b26a148 | 119 | } |
7c33dbd4 | 120 | |
7b26a148 AD |
121 | if ($lang) { |
122 | if (defined('LC_MESSAGES')) { | |
123 | _setlocale(LC_MESSAGES, $lang); | |
124 | } else if (defined('LC_ALL')) { | |
125 | _setlocale(LC_ALL, $lang); | |
8d039718 | 126 | } |
aba609e0 | 127 | |
d98e76d9 | 128 | _bindtextdomain("messages", "locale"); |
865220a4 | 129 | |
7b26a148 AD |
130 | _textdomain("messages"); |
131 | _bind_textdomain_codeset("messages", "UTF-8"); | |
865220a4 | 132 | } |
7b26a148 AD |
133 | } |
134 | ||
b619ff15 | 135 | require_once 'db-prefs.php'; |
8911ac8b | 136 | require_once 'version.php'; |
9549e33c | 137 | require_once 'controls.php'; |
40d13c28 | 138 | |
fb850eec | 139 | define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)'); |
500943a4 AD |
140 | ini_set('user_agent', SELF_USER_AGENT); |
141 | ||
5ddc3e27 | 142 | require_once 'lib/pubsubhubbub/Publisher.php'; |
010efc9b | 143 | |
7d96bfcd AD |
144 | $schema_version = false; |
145 | ||
4f71d743 AD |
146 | function _debug_suppress($suppress) { |
147 | global $suppress_debugging; | |
148 | ||
149 | $suppress_debugging = $suppress; | |
150 | } | |
151 | ||
45004d43 AD |
152 | /** |
153 | * Print a timestamped debug message. | |
8d505d78 | 154 | * |
45004d43 AD |
155 | * @param string $msg The debug message. |
156 | * @return void | |
157 | */ | |
68cccafc | 158 | function _debug($msg, $show = true) { |
4f71d743 AD |
159 | global $suppress_debugging; |
160 | ||
161 | //echo "[$suppress_debugging] $msg $show\n"; | |
162 | ||
163 | if ($suppress_debugging) return false; | |
9ec10352 | 164 | |
6f9e33e4 | 165 | $ts = strftime("%H:%M:%S", time()); |
2a6a9395 AD |
166 | if (function_exists('posix_getpid')) { |
167 | $ts = "$ts/" . posix_getpid(); | |
168 | } | |
2191eb7a | 169 | |
68cccafc | 170 | if ($show && !(defined('QUIET') && QUIET)) { |
2191eb7a AD |
171 | print "[$ts] $msg\n"; |
172 | } | |
173 | ||
174 | if (defined('LOGFILE')) { | |
175 | $fp = fopen(LOGFILE, 'a+'); | |
176 | ||
177 | if ($fp) { | |
a33558a6 AD |
178 | $locked = false; |
179 | ||
180 | if (function_exists("flock")) { | |
181 | $tries = 0; | |
182 | ||
183 | // try to lock logfile for writing | |
184 | while ($tries < 5 && !$locked = flock($fp, LOCK_EX | LOCK_NB)) { | |
185 | sleep(1); | |
186 | ++$tries; | |
187 | } | |
188 | ||
189 | if (!$locked) { | |
190 | fclose($fp); | |
191 | return; | |
192 | } | |
193 | } | |
194 | ||
2191eb7a | 195 | fputs($fp, "[$ts] $msg\n"); |
a33558a6 AD |
196 | |
197 | if (function_exists("flock")) { | |
198 | flock($fp, LOCK_UN); | |
199 | } | |
200 | ||
2191eb7a AD |
201 | fclose($fp); |
202 | } | |
203 | } | |
204 | ||
45004d43 | 205 | } // function _debug |
6f9e33e4 | 206 | |
9632f884 AD |
207 | /** |
208 | * Purge a feed old posts. | |
8d505d78 | 209 | * |
9632f884 AD |
210 | * @param mixed $link A database connection. |
211 | * @param mixed $feed_id The id of the purged feed. | |
212 | * @param mixed $purge_interval Olderness of purged posts. | |
213 | * @param boolean $debug Set to True to enable the debug. False by default. | |
214 | * @access public | |
215 | * @return void | |
216 | */ | |
a42c55f0 | 217 | function purge_feed($feed_id, $purge_interval, $debug = false) { |
ad507f85 | 218 | |
a42c55f0 | 219 | if (!$purge_interval) $purge_interval = feed_purge_interval($feed_id); |
8d505d78 | 220 | |
ad507f85 | 221 | $rows = -1; |
4c193675 | 222 | |
6322ac79 | 223 | $result = db_query( |
07d0efe9 AD |
224 | "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'"); |
225 | ||
226 | $owner_uid = false; | |
227 | ||
228 | if (db_num_rows($result) == 1) { | |
229 | $owner_uid = db_fetch_result($result, 0, "owner_uid"); | |
230 | } | |
231 | ||
ab954dff AD |
232 | if ($purge_interval == -1 || !$purge_interval) { |
233 | if ($owner_uid) { | |
2ed0d6c4 | 234 | CCache::update($feed_id, $owner_uid); |
ab954dff AD |
235 | } |
236 | return; | |
237 | } | |
238 | ||
07d0efe9 AD |
239 | if (!$owner_uid) return; |
240 | ||
3907ef71 | 241 | if (FORCE_ARTICLE_PURGE == 0) { |
a42c55f0 | 242 | $purge_unread = get_pref("PURGE_UNREAD_ARTICLES", |
3907ef71 AD |
243 | $owner_uid, false); |
244 | } else { | |
245 | $purge_unread = true; | |
246 | $purge_interval = FORCE_ARTICLE_PURGE; | |
247 | } | |
07d0efe9 AD |
248 | |
249 | if (!$purge_unread) $query_limit = " unread = false AND "; | |
250 | ||
fefa6ca3 | 251 | if (DB_TYPE == "pgsql") { |
6b3160cf AD |
252 | $result = db_query("DELETE FROM ttrss_user_entries |
253 | USING ttrss_entries | |
254 | WHERE ttrss_entries.id = ref_id AND | |
255 | marked = false AND | |
256 | feed_id = '$feed_id' AND | |
257 | $query_limit | |
258 | ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'"); | |
ad507f85 | 259 | |
fefa6ca3 | 260 | } else { |
8d505d78 | 261 | |
a42c55f0 | 262 | /* $result = db_query("DELETE FROM ttrss_user_entries WHERE |
fefa6ca3 | 263 | marked = false AND feed_id = '$feed_id' AND |
8d505d78 | 264 | (SELECT date_updated FROM ttrss_entries WHERE |
30f1746f AD |
265 | id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */ |
266 | ||
a42c55f0 | 267 | $result = db_query("DELETE FROM ttrss_user_entries |
8d505d78 AD |
268 | USING ttrss_user_entries, ttrss_entries |
269 | WHERE ttrss_entries.id = ref_id AND | |
270 | marked = false AND | |
271 | feed_id = '$feed_id' AND | |
07d0efe9 | 272 | $query_limit |
25ea2805 | 273 | ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); |
ad507f85 AD |
274 | } |
275 | ||
a08f94bd | 276 | $rows = db_affected_rows($result); |
3f6f0857 | 277 | |
2ed0d6c4 | 278 | CCache::update($feed_id, $owner_uid); |
ced46404 | 279 | |
ad507f85 | 280 | if ($debug) { |
6f9e33e4 | 281 | _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles"); |
fefa6ca3 | 282 | } |
2ea09bde AD |
283 | |
284 | return $rows; | |
9632f884 | 285 | } // function purge_feed |
fefa6ca3 | 286 | |
a42c55f0 | 287 | function feed_purge_interval($feed_id) { |
07d0efe9 | 288 | |
a42c55f0 | 289 | $result = db_query("SELECT purge_interval, owner_uid FROM ttrss_feeds |
07d0efe9 AD |
290 | WHERE id = '$feed_id'"); |
291 | ||
292 | if (db_num_rows($result) == 1) { | |
293 | $purge_interval = db_fetch_result($result, 0, "purge_interval"); | |
294 | $owner_uid = db_fetch_result($result, 0, "owner_uid"); | |
295 | ||
6322ac79 | 296 | if ($purge_interval == 0) $purge_interval = get_pref( |
863be6ca | 297 | 'PURGE_OLD_DAYS', $owner_uid); |
07d0efe9 AD |
298 | |
299 | return $purge_interval; | |
300 | ||
301 | } else { | |
302 | return -1; | |
303 | } | |
304 | } | |
305 | ||
a230bf88 | 306 | /*function get_feed_update_interval($feed_id) { |
a42c55f0 | 307 | $result = db_query("SELECT owner_uid, update_interval FROM |
c7d57b66 AD |
308 | ttrss_feeds WHERE id = '$feed_id'"); |
309 | ||
310 | if (db_num_rows($result) == 1) { | |
311 | $update_interval = db_fetch_result($result, 0, "update_interval"); | |
312 | $owner_uid = db_fetch_result($result, 0, "owner_uid"); | |
313 | ||
314 | if ($update_interval != 0) { | |
315 | return $update_interval; | |
316 | } else { | |
a42c55f0 | 317 | return get_pref('DEFAULT_UPDATE_INTERVAL', $owner_uid, false); |
c7d57b66 AD |
318 | } |
319 | ||
320 | } else { | |
321 | return -1; | |
322 | } | |
a230bf88 | 323 | }*/ |
c7d57b66 | 324 | |
465fb16d AD |
325 | // TODO: multiple-argument way is deprecated, first parameter is a hash now |
326 | function fetch_file_contents($options /* previously: 0: $url , 1: $type = false, 2: $login = false, 3: $pass = false, | |
327 | 4: $post_query = false, 5: $timeout = false, 6: $timestamp = 0, 7: $useragent = false*/) { | |
8d505d78 | 328 | |
23d2471c | 329 | global $fetch_last_error; |
7a01dc77 | 330 | global $fetch_last_error_code; |
cf0231f9 | 331 | global $fetch_last_error_content; |
ef39be2b | 332 | global $fetch_last_content_type; |
3f6f0857 | 333 | global $fetch_curl_used; |
33373eca | 334 | |
24c7e413 AD |
335 | $fetch_last_error = false; |
336 | $fetch_last_error_code = -1; | |
337 | $fetch_last_error_content = ""; | |
338 | $fetch_last_content_type = ""; | |
339 | $fetch_curl_used = false; | |
340 | ||
c71add38 | 341 | if (!is_array($options)) { |
465fb16d AD |
342 | |
343 | // falling back on compatibility shim | |
e934d63e AD |
344 | $option_names = [ "url", "type", "login", "pass", "post_query", "timeout", "timestamp", "useragent" ]; |
345 | $tmp = []; | |
346 | ||
347 | for ($i = 0; $i < func_num_args(); $i++) { | |
348 | $tmp[$option_names[$i]] = func_get_arg($i); | |
349 | } | |
350 | ||
351 | $options = $tmp; | |
352 | ||
353 | /*$options = array( | |
465fb16d AD |
354 | "url" => func_get_arg(0), |
355 | "type" => @func_get_arg(1), | |
356 | "login" => @func_get_arg(2), | |
357 | "pass" => @func_get_arg(3), | |
358 | "post_query" => @func_get_arg(4), | |
359 | "timeout" => @func_get_arg(5), | |
360 | "timestamp" => @func_get_arg(6), | |
361 | "useragent" => @func_get_arg(7) | |
e934d63e | 362 | ); */ |
465fb16d AD |
363 | } |
364 | ||
e3bc4591 AD |
365 | $url = $options["url"]; |
366 | $type = isset($options["type"]) ? $options["type"] : false; | |
367 | $login = isset($options["login"]) ? $options["login"] : false; | |
465fb16d | 368 | $pass = isset($options["pass"]) ? $options["pass"] : false; |
e3bc4591 AD |
369 | $post_query = isset($options["post_query"]) ? $options["post_query"] : false; |
370 | $timeout = isset($options["timeout"]) ? $options["timeout"] : false; | |
371 | $timestamp = isset($options["timestamp"]) ? $options["timestamp"] : 0; | |
372 | $useragent = isset($options["useragent"]) ? $options["useragent"] : false; | |
fabfb9fc | 373 | $followlocation = isset($options["followlocation"]) ? $options["followlocation"] : true; |
465fb16d | 374 | |
32703cc6 | 375 | $url = ltrim($url, ' '); |
2375b6b6 | 376 | $url = str_replace(' ', '%20', $url); |
23d2471c | 377 | |
9fd58133 AD |
378 | if (strpos($url, "//") === 0) |
379 | $url = 'http:' . $url; | |
380 | ||
312742db | 381 | if (!defined('NO_CURL') && function_exists('curl_init') && !ini_get("open_basedir")) { |
3f6f0857 AD |
382 | |
383 | $fetch_curl_used = true; | |
b799dc8b | 384 | |
4c467026 | 385 | $ch = curl_init($url); |
a1af1574 | 386 | |
81c20663 | 387 | if ($timestamp && !$post_query) { |
7a01dc77 AD |
388 | curl_setopt($ch, CURLOPT_HTTPHEADER, |
389 | array("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $timestamp))); | |
390 | } | |
391 | ||
8401101d BK |
392 | curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : FILE_FETCH_CONNECT_TIMEOUT); |
393 | curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : FILE_FETCH_TIMEOUT); | |
fabfb9fc | 394 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, !ini_get("open_basedir") && $followlocation); |
a1af1574 AD |
395 | curl_setopt($ch, CURLOPT_MAXREDIRS, 20); |
396 | curl_setopt($ch, CURLOPT_BINARYTRANSFER, true); | |
397 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); | |
5f6804bc | 398 | curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY); |
f826070c AD |
399 | curl_setopt($ch, CURLOPT_USERAGENT, $useragent ? $useragent : |
400 | SELF_USER_AGENT); | |
3f6f0857 | 401 | curl_setopt($ch, CURLOPT_ENCODING, ""); |
1fd733c8 | 402 | //curl_setopt($ch, CURLOPT_REFERER, $url); |
0f6b9263 | 403 | |
4c467026 | 404 | if (!ini_get("open_basedir")) { |
0f6b9263 AD |
405 | curl_setopt($ch, CURLOPT_COOKIEJAR, "/dev/null"); |
406 | } | |
8d505d78 | 407 | |
05f14a7d AD |
408 | if (defined('_CURL_HTTP_PROXY')) { |
409 | curl_setopt($ch, CURLOPT_PROXY, _CURL_HTTP_PROXY); | |
410 | } | |
411 | ||
ae5f7bb1 AD |
412 | if ($post_query) { |
413 | curl_setopt($ch, CURLOPT_POST, true); | |
414 | curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query); | |
415 | } | |
416 | ||
8d505d78 AD |
417 | if ($login && $pass) |
418 | curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass"); | |
a1af1574 | 419 | |
fb074239 | 420 | $contents = @curl_exec($ch); |
268a06dc | 421 | |
48b657fc AD |
422 | if (curl_errno($ch) === 23 || curl_errno($ch) === 61) { |
423 | curl_setopt($ch, CURLOPT_ENCODING, 'none'); | |
424 | $contents = @curl_exec($ch); | |
fb850eec AD |
425 | } |
426 | ||
a1af1574 | 427 | if ($contents === false) { |
fb850eec | 428 | $fetch_last_error = curl_errno($ch) . " " . curl_error($ch); |
a1af1574 AD |
429 | curl_close($ch); |
430 | return false; | |
4065b60b AD |
431 | } |
432 | ||
8d505d78 | 433 | $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE); |
ef39be2b | 434 | $fetch_last_content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE); |
4065b60b | 435 | |
7a01dc77 AD |
436 | $fetch_last_error_code = $http_code; |
437 | ||
ef39be2b | 438 | if ($http_code != 200 || $type && strpos($fetch_last_content_type, "$type") === false) { |
fb850eec AD |
439 | if (curl_errno($ch) != 0) { |
440 | $fetch_last_error = curl_errno($ch) . " " . curl_error($ch); | |
441 | } else { | |
442 | $fetch_last_error = "HTTP Code: $http_code"; | |
443 | } | |
cf0231f9 | 444 | $fetch_last_error_content = $contents; |
fb850eec | 445 | curl_close($ch); |
a1af1574 AD |
446 | return false; |
447 | } | |
4065b60b | 448 | |
fb850eec AD |
449 | curl_close($ch); |
450 | ||
a1af1574 | 451 | return $contents; |
4065b60b | 452 | } else { |
3f6f0857 AD |
453 | |
454 | $fetch_curl_used = false; | |
455 | ||
d3911f80 | 456 | if ($login && $pass){ |
8d505d78 AD |
457 | $url_parts = array(); |
458 | ||
459 | preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts); | |
460 | ||
d3911f80 AD |
461 | $pass = urlencode($pass); |
462 | ||
8d505d78 AD |
463 | if ($url_parts[1] && $url_parts[2]) { |
464 | $url = $url_parts[1] . "://$login:$pass@" . $url_parts[2]; | |
465 | } | |
466 | } | |
467 | ||
3bba9c39 AD |
468 | // TODO: should this support POST requests or not? idk |
469 | ||
01311d86 | 470 | if (!$post_query && $timestamp) { |
45913edd AD |
471 | $context = stream_context_create(array( |
472 | 'http' => array( | |
473 | 'method' => 'GET', | |
24c7e413 | 474 | 'ignore_errors' => true, |
3bba9c39 | 475 | 'timeout' => $timeout ? $timeout : FILE_FETCH_TIMEOUT, |
45913edd AD |
476 | 'protocol_version'=> 1.1, |
477 | 'header' => "If-Modified-Since: ".gmdate("D, d M Y H:i:s \\G\\M\\T\r\n", $timestamp) | |
478 | ))); | |
01311d86 | 479 | } else { |
45913edd AD |
480 | $context = stream_context_create(array( |
481 | 'http' => array( | |
482 | 'method' => 'GET', | |
24c7e413 | 483 | 'ignore_errors' => true, |
3bba9c39 | 484 | 'timeout' => $timeout ? $timeout : FILE_FETCH_TIMEOUT, |
45913edd AD |
485 | 'protocol_version'=> 1.1 |
486 | ))); | |
7475580b | 487 | } |
01311d86 | 488 | |
6122c449 AD |
489 | $old_error = error_get_last(); |
490 | ||
01311d86 | 491 | $data = @file_get_contents($url, false, $context); |
23d2471c | 492 | |
37ddf5b7 | 493 | if (isset($http_response_header) && is_array($http_response_header)) { |
df25e4d2 AD |
494 | foreach ($http_response_header as $h) { |
495 | if (substr(strtolower($h), 0, 13) == 'content-type:') { | |
496 | $fetch_last_content_type = substr($h, 14); | |
497 | // don't abort here b/c there might be more than one | |
498 | // e.g. if we were being redirected -- last one is the right one | |
499 | } | |
01311d86 AD |
500 | |
501 | if (substr(strtolower($h), 0, 7) == 'http/1.') { | |
502 | $fetch_last_error_code = (int) substr($h, 9, 3); | |
503 | } | |
ef39be2b MB |
504 | } |
505 | } | |
506 | ||
24c7e413 | 507 | if ($fetch_last_error_code != 200) { |
23d2471c | 508 | $error = error_get_last(); |
6122c449 AD |
509 | |
510 | if ($error['message'] != $old_error['message']) { | |
511 | $fetch_last_error = $error["message"]; | |
512 | } else { | |
513 | $fetch_last_error = "HTTP Code: $fetch_last_error_code"; | |
514 | } | |
24c7e413 AD |
515 | |
516 | $fetch_last_error_content = $data; | |
517 | ||
518 | return false; | |
23d2471c AD |
519 | } |
520 | return $data; | |
4065b60b AD |
521 | } |
522 | ||
523 | } | |
78800912 | 524 | |
9632f884 AD |
525 | /** |
526 | * Try to determine the favicon URL for a feed. | |
527 | * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/) | |
528 | * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php | |
8d505d78 | 529 | * |
9632f884 AD |
530 | * @param string $url A feed or page URL |
531 | * @access public | |
532 | * @return mixed The favicon URL, or false if none was found. | |
533 | */ | |
1bd11fdf | 534 | function get_favicon_url($url) { |
99331724 | 535 | |
1bd11fdf | 536 | $favicon_url = false; |
ed214298 | 537 | |
4065b60b | 538 | if ($html = @fetch_file_contents($url)) { |
78800912 | 539 | |
ed214298 | 540 | libxml_use_internal_errors(true); |
c798704b | 541 | |
ed214298 AD |
542 | $doc = new DOMDocument(); |
543 | $doc->loadHTML($html); | |
544 | $xpath = new DOMXPath($doc); | |
717f5e64 | 545 | |
a712429e AD |
546 | $base = $xpath->query('/html/head/base'); |
547 | foreach ($base as $b) { | |
548 | $url = $b->getAttribute("href"); | |
549 | break; | |
550 | } | |
551 | ||
1bd11fdf | 552 | $entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]'); |
ed214298 AD |
553 | if (count($entries) > 0) { |
554 | foreach ($entries as $entry) { | |
1bd11fdf AD |
555 | $favicon_url = rewrite_relative_url($url, $entry->getAttribute("href")); |
556 | break; | |
ed214298 | 557 | } |
8d505d78 | 558 | } |
4065b60b | 559 | } |
c798704b | 560 | |
1bd11fdf AD |
561 | if (!$favicon_url) |
562 | $favicon_url = rewrite_relative_url($url, "/favicon.ico"); | |
563 | ||
564 | return $favicon_url; | |
565 | } // function get_favicon_url | |
566 | ||
a42c55f0 | 567 | function initialize_user_prefs($uid, $profile = false) { |
ff485f1d | 568 | |
a42c55f0 | 569 | $uid = db_escape_string($uid); |
ff485f1d | 570 | |
d9084cf2 AD |
571 | if (!$profile) { |
572 | $profile = "NULL"; | |
f9aa6a89 | 573 | $profile_qpart = "AND profile IS NULL"; |
d9084cf2 | 574 | } else { |
f9aa6a89 | 575 | $profile_qpart = "AND profile = '$profile'"; |
d9084cf2 AD |
576 | } |
577 | ||
6322ac79 | 578 | if (get_schema_version() < 63) $profile_qpart = ""; |
f9aa6a89 | 579 | |
a42c55f0 | 580 | db_query("BEGIN"); |
ff485f1d | 581 | |
a42c55f0 | 582 | $result = db_query("SELECT pref_name,def_value FROM ttrss_prefs"); |
8d505d78 | 583 | |
a42c55f0 | 584 | $u_result = db_query("SELECT pref_name |
f9aa6a89 | 585 | FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart"); |
ff485f1d AD |
586 | |
587 | $active_prefs = array(); | |
588 | ||
589 | while ($line = db_fetch_assoc($u_result)) { | |
8d505d78 | 590 | array_push($active_prefs, $line["pref_name"]); |
ff485f1d AD |
591 | } |
592 | ||
593 | while ($line = db_fetch_assoc($result)) { | |
594 | if (array_search($line["pref_name"], $active_prefs) === FALSE) { | |
595 | // print "adding " . $line["pref_name"] . "<br>"; | |
596 | ||
a42c55f0 AD |
597 | $line["def_value"] = db_escape_string($line["def_value"]); |
598 | $line["pref_name"] = db_escape_string($line["pref_name"]); | |
d296ba50 | 599 | |
6322ac79 | 600 | if (get_schema_version() < 63) { |
a42c55f0 | 601 | db_query("INSERT INTO ttrss_user_prefs |
8d505d78 | 602 | (owner_uid,pref_name,value) VALUES |
f9aa6a89 AD |
603 | ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')"); |
604 | ||
605 | } else { | |
a42c55f0 | 606 | db_query("INSERT INTO ttrss_user_prefs |
8d505d78 | 607 | (owner_uid,pref_name,value, profile) VALUES |
f9aa6a89 AD |
608 | ('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)"); |
609 | } | |
ff485f1d AD |
610 | |
611 | } | |
612 | } | |
613 | ||
a42c55f0 | 614 | db_query("COMMIT"); |
ff485f1d AD |
615 | |
616 | } | |
956c7629 | 617 | |
8de8bfb8 AD |
618 | function get_ssl_certificate_id() { |
619 | if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) { | |
620 | return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] . | |
621 | $_SERVER["REDIRECT_SSL_CLIENT_V_START"] . | |
622 | $_SERVER["REDIRECT_SSL_CLIENT_V_END"] . | |
623 | $_SERVER["REDIRECT_SSL_CLIENT_S_DN"]); | |
624 | } | |
ac617ebc GG |
625 | if ($_SERVER["SSL_CLIENT_M_SERIAL"]) { |
626 | return sha1($_SERVER["SSL_CLIENT_M_SERIAL"] . | |
627 | $_SERVER["SSL_CLIENT_V_START"] . | |
628 | $_SERVER["SSL_CLIENT_V_END"] . | |
629 | $_SERVER["SSL_CLIENT_S_DN"]); | |
630 | } | |
8de8bfb8 AD |
631 | return ""; |
632 | } | |
633 | ||
a42c55f0 | 634 | function authenticate_user($login, $password, $check_only = false) { |
c8437f35 | 635 | |
131b01b3 | 636 | if (!SINGLE_USER_MODE) { |
0d421af8 | 637 | $user_id = false; |
0f28f81f | 638 | |
1ffe3391 | 639 | foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_AUTH_USER) as $plugin) { |
0f28f81f AD |
640 | |
641 | $user_id = (int) $plugin->authenticate($login, $password); | |
642 | ||
643 | if ($user_id) { | |
644 | $_SESSION["auth_module"] = strtolower(get_class($plugin)); | |
645 | break; | |
646 | } | |
461766f3 AD |
647 | } |
648 | ||
0d421af8 | 649 | if ($user_id && !$check_only) { |
70400171 AD |
650 | @session_start(); |
651 | ||
0d421af8 | 652 | $_SESSION["uid"] = $user_id; |
3472c4c5 | 653 | $_SESSION["version"] = VERSION_STATIC; |
0d421af8 | 654 | |
a42c55f0 | 655 | $result = db_query("SELECT login,access_level,pwd_hash FROM ttrss_users |
0d421af8 | 656 | WHERE id = '$user_id'"); |
8d505d78 | 657 | |
131b01b3 AD |
658 | $_SESSION["name"] = db_fetch_result($result, 0, "login"); |
659 | $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level"); | |
3ceb893f | 660 | $_SESSION["csrf_token"] = uniqid_short(); |
8d505d78 | 661 | |
a42c55f0 | 662 | db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " . |
131b01b3 | 663 | $_SESSION["uid"]); |
8d505d78 | 664 | |
131b01b3 | 665 | $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"]; |
837ec70e | 666 | $_SESSION["user_agent"] = sha1($_SERVER['HTTP_USER_AGENT']); |
1a9f4d3c | 667 | $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash"); |
91c5f229 AD |
668 | |
669 | $_SESSION["last_version_check"] = time(); | |
8d505d78 | 670 | |
a42c55f0 | 671 | initialize_user_prefs($_SESSION["uid"]); |
8d505d78 | 672 | |
131b01b3 AD |
673 | return true; |
674 | } | |
8d505d78 | 675 | |
131b01b3 | 676 | return false; |
503eb349 | 677 | |
131b01b3 | 678 | } else { |
503eb349 | 679 | |
131b01b3 AD |
680 | $_SESSION["uid"] = 1; |
681 | $_SESSION["name"] = "admin"; | |
787e5ebc | 682 | $_SESSION["access_level"] = 10; |
21e42e5f | 683 | |
0d421af8 AD |
684 | $_SESSION["hide_hello"] = true; |
685 | $_SESSION["hide_logout"] = true; | |
686 | ||
d5fd183d AD |
687 | $_SESSION["auth_module"] = false; |
688 | ||
21e42e5f | 689 | if (!$_SESSION["csrf_token"]) { |
3ceb893f | 690 | $_SESSION["csrf_token"] = uniqid_short(); |
21e42e5f | 691 | } |
f557cd78 | 692 | |
0bbba72d | 693 | $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"]; |
8d505d78 | 694 | |
a42c55f0 | 695 | initialize_user_prefs($_SESSION["uid"]); |
8d505d78 | 696 | |
c8437f35 AD |
697 | return true; |
698 | } | |
c8437f35 AD |
699 | } |
700 | ||
e6cb77a0 AD |
701 | function make_password($length = 8) { |
702 | ||
85db6213 AD |
703 | $password = ""; |
704 | $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ"; | |
705 | ||
706 | $i = 0; | |
707 | ||
708 | while ($i < $length) { | |
709 | $char = substr($possible, mt_rand(0, strlen($possible)-1), 1); | |
710 | ||
711 | if (!strstr($password, $char)) { | |
712 | $password .= $char; | |
713 | $i++; | |
714 | } | |
715 | } | |
716 | return $password; | |
e6cb77a0 AD |
717 | } |
718 | ||
719 | // this is called after user is created to initialize default feeds, labels | |
720 | // or whatever else | |
8d505d78 | 721 | |
e6cb77a0 AD |
722 | // user preferences are checked on every login, not here |
723 | ||
a42c55f0 | 724 | function initialize_user($uid) { |
e6cb77a0 | 725 | |
a42c55f0 | 726 | db_query("insert into ttrss_feeds (owner_uid,title,feed_url) |
cd2cd415 | 727 | values ('$uid', 'Tiny Tiny RSS: Forum', |
f0855b88 | 728 | 'http://tt-rss.org/forum/rss.php')"); |
3b0feb9b | 729 | } |
e6cb77a0 | 730 | |
b8aa49bc | 731 | function logout_user() { |
5ccc1cf5 AD |
732 | session_destroy(); |
733 | if (isset($_COOKIE[session_name()])) { | |
734 | setcookie(session_name(), '', time()-42000, '/'); | |
735 | } | |
b8aa49bc AD |
736 | } |
737 | ||
8484ce22 AD |
738 | function validate_csrf($csrf_token) { |
739 | return $csrf_token == $_SESSION['csrf_token']; | |
740 | } | |
741 | ||
5cbd1fe8 AD |
742 | function load_user_plugins($owner_uid, $pluginhost = false) { |
743 | ||
744 | if (!$pluginhost) $pluginhost = PluginHost::getInstance(); | |
745 | ||
6d45a152 | 746 | if ($owner_uid && SCHEMA_VERSION >= 100) { |
a42c55f0 | 747 | $plugins = get_pref("_ENABLED_PLUGINS", $owner_uid); |
de612e7a | 748 | |
5cbd1fe8 | 749 | $pluginhost->load($plugins, PluginHost::KIND_USER, $owner_uid); |
e9c04fd4 | 750 | |
6322ac79 | 751 | if (get_schema_version() > 100) { |
5cbd1fe8 | 752 | $pluginhost->load_data(); |
e9c04fd4 | 753 | } |
de612e7a AD |
754 | } |
755 | } | |
756 | ||
6322ac79 | 757 | function login_sequence() { |
97acbaf1 | 758 | if (SINGLE_USER_MODE) { |
25db6c51 | 759 | @session_start(); |
a42c55f0 | 760 | authenticate_user("admin", null); |
68349f55 | 761 | startup_gettext(); |
a42c55f0 | 762 | load_user_plugins($_SESSION["uid"]); |
97acbaf1 | 763 | } else { |
6322ac79 | 764 | if (!validate_session()) $_SESSION["uid"] = false; |
d0eef2a3 AD |
765 | |
766 | if (!$_SESSION["uid"]) { | |
97acbaf1 | 767 | |
a42c55f0 AD |
768 | if (AUTH_AUTO_LOGIN && authenticate_user(null, null)) { |
769 | $_SESSION["ref_schema_version"] = get_schema_version(true); | |
97acbaf1 | 770 | } else { |
a42c55f0 | 771 | authenticate_user(null, null, true); |
97acbaf1 AD |
772 | } |
773 | ||
d0eef2a3 | 774 | if (!$_SESSION["uid"]) { |
d0eef2a3 AD |
775 | @session_destroy(); |
776 | setcookie(session_name(), '', time()-42000, '/'); | |
9ce7a554 | 777 | |
6322ac79 | 778 | render_login_form(); |
d0eef2a3 AD |
779 | exit; |
780 | } | |
4ad99f23 | 781 | |
97acbaf1 AD |
782 | } else { |
783 | /* bump login timestamp */ | |
a42c55f0 | 784 | db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " . |
97acbaf1 | 785 | $_SESSION["uid"]); |
06b0777f | 786 | $_SESSION["last_login_update"] = time(); |
01a87dff AD |
787 | } |
788 | ||
de612e7a | 789 | if ($_SESSION["uid"]) { |
7b149552 | 790 | startup_gettext(); |
a42c55f0 | 791 | load_user_plugins($_SESSION["uid"]); |
b1b1d25f AD |
792 | |
793 | /* cleanup ccache */ | |
794 | ||
a42c55f0 | 795 | db_query("DELETE FROM ttrss_counters_cache WHERE owner_uid = ". |
b1b1d25f AD |
796 | $_SESSION["uid"] . " AND |
797 | (SELECT COUNT(id) FROM ttrss_feeds WHERE | |
798 | ttrss_feeds.id = feed_id) = 0"); | |
799 | ||
a42c55f0 | 800 | db_query("DELETE FROM ttrss_cat_counters_cache WHERE owner_uid = ". |
b1b1d25f AD |
801 | $_SESSION["uid"] . " AND |
802 | (SELECT COUNT(id) FROM ttrss_feed_categories WHERE | |
803 | ttrss_feed_categories.id = feed_id) = 0"); | |
804 | ||
de612e7a | 805 | } |
b1b1d25f | 806 | |
b8aa49bc | 807 | } |
afc3cf55 | 808 | } |
3547842a | 809 | |
411fe209 | 810 | function truncate_string($str, $max_len, $suffix = '…') { |
878a0083 | 811 | if (mb_strlen($str, "utf-8") > $max_len) { |
411fe209 | 812 | return mb_substr($str, 0, $max_len, "utf-8") . $suffix; |
3547842a AD |
813 | } else { |
814 | return $str; | |
815 | } | |
816 | } | |
54a60e1a | 817 | |
cc43e19b AD |
818 | // is not utf8 clean |
819 | function truncate_middle($str, $max_len, $suffix = '…') { | |
820 | if (strlen($str) > $max_len) { | |
821 | return substr_replace($str, $suffix, $max_len / 2, mb_strlen($str) - $max_len); | |
822 | } else { | |
823 | return $str; | |
824 | } | |
825 | } | |
826 | ||
ab4b768f AD |
827 | function convert_timestamp($timestamp, $source_tz, $dest_tz) { |
828 | ||
829 | try { | |
830 | $source_tz = new DateTimeZone($source_tz); | |
831 | } catch (Exception $e) { | |
832 | $source_tz = new DateTimeZone('UTC'); | |
833 | } | |
834 | ||
835 | try { | |
836 | $dest_tz = new DateTimeZone($dest_tz); | |
837 | } catch (Exception $e) { | |
838 | $dest_tz = new DateTimeZone('UTC'); | |
839 | } | |
840 | ||
841 | $dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz); | |
842 | return $dt->format('U') + $dest_tz->getOffset($dt); | |
843 | } | |
844 | ||
a42c55f0 | 845 | function make_local_datetime($timestamp, $long, $owner_uid = false, |
b6714c77 | 846 | $no_smart_dt = false, $eta_min = false) { |
324944f3 AD |
847 | |
848 | if (!$owner_uid) $owner_uid = $_SESSION['uid']; | |
849 | if (!$timestamp) $timestamp = '1970-01-01 0:00'; | |
850 | ||
7d96bfcd | 851 | global $utc_tz; |
5ddef5ba AD |
852 | global $user_tz; |
853 | ||
854 | if (!$utc_tz) $utc_tz = new DateTimeZone('UTC'); | |
324944f3 | 855 | |
90e5f4f1 AD |
856 | $timestamp = substr($timestamp, 0, 19); |
857 | ||
7d96bfcd AD |
858 | # We store date in UTC internally |
859 | $dt = new DateTime($timestamp, $utc_tz); | |
860 | ||
5ddef5ba | 861 | $user_tz_string = get_pref('USER_TIMEZONE', $owner_uid); |
7d96bfcd | 862 | |
6bfc97da | 863 | if ($user_tz_string != 'Automatic') { |
324944f3 | 864 | |
6bfc97da AD |
865 | try { |
866 | if (!$user_tz) $user_tz = new DateTimeZone($user_tz_string); | |
867 | } catch (Exception $e) { | |
868 | $user_tz = $utc_tz; | |
869 | } | |
870 | ||
871 | $tz_offset = $user_tz->getOffset($dt); | |
872 | } else { | |
96f0cbe3 | 873 | $tz_offset = (int) -$_SESSION["clientTzOffset"]; |
6bfc97da | 874 | } |
5ddef5ba | 875 | |
7d96bfcd | 876 | $user_timestamp = $dt->format('U') + $tz_offset; |
324944f3 | 877 | |
1dc52ae7 | 878 | if (!$no_smart_dt) { |
a42c55f0 | 879 | return smart_date_time($user_timestamp, |
b6714c77 | 880 | $tz_offset, $owner_uid, $eta_min); |
324944f3 AD |
881 | } else { |
882 | if ($long) | |
a42c55f0 | 883 | $format = get_pref('LONG_DATE_FORMAT', $owner_uid); |
324944f3 | 884 | else |
a42c55f0 | 885 | $format = get_pref('SHORT_DATE_FORMAT', $owner_uid); |
324944f3 AD |
886 | |
887 | return date($format, $user_timestamp); | |
888 | } | |
889 | } | |
890 | ||
b6714c77 | 891 | function smart_date_time($timestamp, $tz_offset = 0, $owner_uid = false, $eta_min = false) { |
2a5c136e AD |
892 | if (!$owner_uid) $owner_uid = $_SESSION['uid']; |
893 | ||
97aa917c | 894 | if ($eta_min && time() + $tz_offset - $timestamp < 3600) { |
46973af5 AD |
895 | return T_sprintf("%d min", date("i", time() + $tz_offset - $timestamp)); |
896 | } else if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) { | |
be773442 | 897 | return date("G:i", $timestamp); |
2a5c136e | 898 | } else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) { |
a42c55f0 | 899 | $format = get_pref('SHORT_DATE_FORMAT', $owner_uid); |
2a5c136e | 900 | return date($format, $timestamp); |
be773442 | 901 | } else { |
a42c55f0 | 902 | $format = get_pref('LONG_DATE_FORMAT', $owner_uid); |
2a5c136e | 903 | return date($format, $timestamp); |
be773442 AD |
904 | } |
905 | } | |
906 | ||
e3c99f3b | 907 | function sql_bool_to_bool($s) { |
9955a134 | 908 | if ($s == "t" || $s == "1" || strtolower($s) == "true") { |
e3c99f3b AD |
909 | return true; |
910 | } else { | |
911 | return false; | |
912 | } | |
913 | } | |
8d505d78 | 914 | |
badac687 AD |
915 | function bool_to_sql_bool($s) { |
916 | if ($s) { | |
917 | return "true"; | |
918 | } else { | |
919 | return "false"; | |
920 | } | |
921 | } | |
e3c99f3b | 922 | |
fcfa9ef1 AD |
923 | // Session caching removed due to causing wrong redirects to upgrade |
924 | // script when get_schema_version() is called on an obsolete session | |
925 | // created on a previous schema version. | |
a42c55f0 | 926 | function get_schema_version($nocache = false) { |
7d96bfcd AD |
927 | global $schema_version; |
928 | ||
e2cf81e2 | 929 | if (!$schema_version && !$nocache) { |
a42c55f0 | 930 | $result = db_query("SELECT schema_version FROM ttrss_version"); |
199db684 | 931 | $version = db_fetch_result($result, 0, "schema_version"); |
7d96bfcd | 932 | $schema_version = $version; |
199db684 | 933 | return $version; |
7d96bfcd AD |
934 | } else { |
935 | return $schema_version; | |
936 | } | |
e4c51a6c AD |
937 | } |
938 | ||
6322ac79 | 939 | function sanity_check() { |
31303c6b | 940 | require_once 'errors.php'; |
cacc1877 | 941 | global $ERRORS; |
ebb948c2 | 942 | |
6043fb7e | 943 | $error_code = 0; |
a42c55f0 | 944 | $schema_version = get_schema_version(true); |
6043fb7e AD |
945 | |
946 | if ($schema_version != SCHEMA_VERSION) { | |
947 | $error_code = 5; | |
948 | } | |
949 | ||
aec3ce39 | 950 | if (DB_TYPE == "mysql") { |
a42c55f0 | 951 | $result = db_query("SELECT true", false); |
aec3ce39 AD |
952 | if (db_num_rows($result) != 1) { |
953 | $error_code = 10; | |
954 | } | |
955 | } | |
956 | ||
a42c55f0 | 957 | if (db_escape_string("testTEST") != "testTEST") { |
f29ba148 AD |
958 | $error_code = 12; |
959 | } | |
960 | ||
ebb948c2 | 961 | return array("code" => $error_code, "message" => $ERRORS[$error_code]); |
6043fb7e AD |
962 | } |
963 | ||
27981ca3 | 964 | function file_is_locked($filename) { |
8ff2a86c AD |
965 | if (file_exists(LOCK_DIRECTORY . "/$filename")) { |
966 | if (function_exists('flock')) { | |
967 | $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r"); | |
968 | if ($fp) { | |
969 | if (flock($fp, LOCK_EX | LOCK_NB)) { | |
970 | flock($fp, LOCK_UN); | |
971 | fclose($fp); | |
972 | return false; | |
973 | } | |
31a6d42d | 974 | fclose($fp); |
8ff2a86c AD |
975 | return true; |
976 | } else { | |
31a6d42d AD |
977 | return false; |
978 | } | |
27981ca3 | 979 | } |
8ff2a86c AD |
980 | return true; // consider the file always locked and skip the test |
981 | } else { | |
982 | return false; | |
27981ca3 | 983 | } |
27981ca3 AD |
984 | } |
985 | ||
8ff2a86c | 986 | |
fcb4c0c9 | 987 | function make_lockfile($filename) { |
cfa43e02 | 988 | $fp = fopen(LOCK_DIRECTORY . "/$filename", "w"); |
fcb4c0c9 | 989 | |
a44bfcfd | 990 | if ($fp && flock($fp, LOCK_EX | LOCK_NB)) { |
58fc7095 AD |
991 | $stat_h = fstat($fp); |
992 | $stat_f = stat(LOCK_DIRECTORY . "/$filename"); | |
993 | ||
1fcebfb3 AD |
994 | if (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') { |
995 | if ($stat_h["ino"] != $stat_f["ino"] || | |
996 | $stat_h["dev"] != $stat_f["dev"]) { | |
997 | ||
998 | return false; | |
999 | } | |
58fc7095 AD |
1000 | } |
1001 | ||
4c59adb1 AD |
1002 | if (function_exists('posix_getpid')) { |
1003 | fwrite($fp, posix_getpid() . "\n"); | |
1004 | } | |
fcb4c0c9 AD |
1005 | return $fp; |
1006 | } else { | |
1007 | return false; | |
1008 | } | |
1009 | } | |
1010 | ||
bf7fcde8 | 1011 | function make_stampfile($filename) { |
cfa43e02 | 1012 | $fp = fopen(LOCK_DIRECTORY . "/$filename", "w"); |
bf7fcde8 | 1013 | |
8e00ae9b | 1014 | if (flock($fp, LOCK_EX | LOCK_NB)) { |
bf7fcde8 | 1015 | fwrite($fp, time() . "\n"); |
8e00ae9b | 1016 | flock($fp, LOCK_UN); |
bf7fcde8 AD |
1017 | fclose($fp); |
1018 | return true; | |
1019 | } else { | |
1020 | return false; | |
1021 | } | |
1022 | } | |
1023 | ||
894ebcf5 | 1024 | function sql_random_function() { |
8c0496f7 | 1025 | if (DB_TYPE == "mysql") { |
894ebcf5 AD |
1026 | return "RAND()"; |
1027 | } else { | |
1028 | return "RANDOM()"; | |
1029 | } | |
1030 | } | |
1031 | ||
ff5cc7d7 | 1032 | function getFeedUnread($feed, $is_cat = false) { |
86a8351c | 1033 | return Feeds::getFeedArticles($feed, $is_cat, true, $_SESSION["uid"]); |
ff5cc7d7 AD |
1034 | } |
1035 | ||
ff5cc7d7 | 1036 | |
86a8351c | 1037 | /*function get_pgsql_version() { |
ff5cc7d7 AD |
1038 | $result = db_query("SELECT version() AS version"); |
1039 | $version = explode(" ", db_fetch_result($result, 0, "version")); | |
1040 | return $version[1]; | |
86a8351c | 1041 | }*/ |
ff5cc7d7 | 1042 | |
ff5cc7d7 AD |
1043 | function checkbox_to_sql_bool($val) { |
1044 | return ($val == "on") ? "true" : "false"; | |
1045 | } | |
1046 | ||
86a8351c | 1047 | /*function getFeedCatTitle($id) { |
ff5cc7d7 AD |
1048 | if ($id == -1) { |
1049 | return __("Special"); | |
1050 | } else if ($id < LABEL_BASE_INDEX) { | |
1051 | return __("Labels"); | |
1052 | } else if ($id > 0) { | |
1053 | $result = db_query("SELECT ttrss_feed_categories.title | |
1054 | FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND | |
1055 | cat_id = ttrss_feed_categories.id"); | |
1056 | if (db_num_rows($result) == 1) { | |
1057 | return db_fetch_result($result, 0, "title"); | |
1058 | } else { | |
1059 | return __("Uncategorized"); | |
1060 | } | |
1061 | } else { | |
1062 | return "getFeedCatTitle($id) failed"; | |
1063 | } | |
1064 | ||
86a8351c | 1065 | }*/ |
ff5cc7d7 | 1066 | |
3ceb893f AD |
1067 | function uniqid_short() { |
1068 | return uniqid(base_convert(rand(), 10, 36)); | |
1069 | } | |
1070 | ||
aeb1abed AD |
1071 | function make_init_params() { |
1072 | $params = array(); | |
1073 | ||
1074 | foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS", | |
1075 | "ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP", | |
1076 | "CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE", | |
1077 | "HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) { | |
1078 | ||
1079 | $params[strtolower($param)] = (int) get_pref($param); | |
1080 | } | |
1081 | ||
1082 | $params["icons_url"] = ICONS_URL; | |
1083 | $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME; | |
1084 | $params["default_view_mode"] = get_pref("_DEFAULT_VIEW_MODE"); | |
1085 | $params["default_view_limit"] = (int) get_pref("_DEFAULT_VIEW_LIMIT"); | |
1086 | $params["default_view_order_by"] = get_pref("_DEFAULT_VIEW_ORDER_BY"); | |
1087 | $params["bw_limit"] = (int) $_SESSION["bw_limit"]; | |
1088 | $params["label_base_index"] = (int) LABEL_BASE_INDEX; | |
1089 | ||
1090 | $theme = get_pref( "USER_CSS_THEME", false, false); | |
1091 | $params["theme"] = theme_valid("$theme") ? $theme : ""; | |
1092 | ||
1093 | $params["plugins"] = implode(", ", PluginHost::getInstance()->get_plugin_names()); | |
1094 | ||
1095 | $params["php_platform"] = PHP_OS; | |
1096 | $params["php_version"] = PHP_VERSION; | |
1097 | ||
1098 | $params["sanity_checksum"] = sha1(file_get_contents("include/sanity_check.php")); | |
1099 | ||
1100 | $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM | |
1101 | ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]); | |
1102 | ||
1103 | $max_feed_id = db_fetch_result($result, 0, "mid"); | |
1104 | $num_feeds = db_fetch_result($result, 0, "nf"); | |
1105 | ||
1106 | $params["max_feed_id"] = (int) $max_feed_id; | |
1107 | $params["num_feeds"] = (int) $num_feeds; | |
1108 | ||
1109 | $params["hotkeys"] = get_hotkeys_map(); | |
1110 | ||
1111 | $params["csrf_token"] = $_SESSION["csrf_token"]; | |
1112 | $params["widescreen"] = (int) $_COOKIE["ttrss_widescreen"]; | |
1113 | ||
1114 | $params['simple_update'] = defined('SIMPLE_UPDATE_MODE') && SIMPLE_UPDATE_MODE; | |
1115 | ||
1116 | $params["icon_alert"] = base64_img("images/alert.png"); | |
1117 | $params["icon_information"] = base64_img("images/information.png"); | |
1118 | $params["icon_cross"] = base64_img("images/cross.png"); | |
1119 | $params["icon_indicator_white"] = base64_img("images/indicator_white.gif"); | |
1120 | ||
1121 | return $params; | |
1122 | } | |
1123 | ||
1124 | function get_hotkeys_info() { | |
1125 | $hotkeys = array( | |
1126 | __("Navigation") => array( | |
1127 | "next_feed" => __("Open next feed"), | |
1128 | "prev_feed" => __("Open previous feed"), | |
1129 | "next_article" => __("Open next article"), | |
1130 | "prev_article" => __("Open previous article"), | |
1131 | "next_article_noscroll" => __("Open next article (don't scroll long articles)"), | |
1132 | "prev_article_noscroll" => __("Open previous article (don't scroll long articles)"), | |
1133 | "next_article_noexpand" => __("Move to next article (don't expand or mark read)"), | |
1134 | "prev_article_noexpand" => __("Move to previous article (don't expand or mark read)"), | |
1135 | "search_dialog" => __("Show search dialog")), | |
1136 | __("Article") => array( | |
1137 | "toggle_mark" => __("Toggle starred"), | |
1138 | "toggle_publ" => __("Toggle published"), | |
1139 | "toggle_unread" => __("Toggle unread"), | |
1140 | "edit_tags" => __("Edit tags"), | |
1141 | "open_in_new_window" => __("Open in new window"), | |
1142 | "catchup_below" => __("Mark below as read"), | |
1143 | "catchup_above" => __("Mark above as read"), | |
1144 | "article_scroll_down" => __("Scroll down"), | |
1145 | "article_scroll_up" => __("Scroll up"), | |
1146 | "select_article_cursor" => __("Select article under cursor"), | |
1147 | "email_article" => __("Email article"), | |
1148 | "close_article" => __("Close/collapse article"), | |
1149 | "toggle_expand" => __("Toggle article expansion (combined mode)"), | |
1150 | "toggle_widescreen" => __("Toggle widescreen mode"), | |
1151 | "toggle_embed_original" => __("Toggle embed original")), | |
1152 | __("Article selection") => array( | |
1153 | "select_all" => __("Select all articles"), | |
1154 | "select_unread" => __("Select unread"), | |
1155 | "select_marked" => __("Select starred"), | |
1156 | "select_published" => __("Select published"), | |
1157 | "select_invert" => __("Invert selection"), | |
1158 | "select_none" => __("Deselect everything")), | |
1159 | __("Feed") => array( | |
1160 | "feed_refresh" => __("Refresh current feed"), | |
1161 | "feed_unhide_read" => __("Un/hide read feeds"), | |
1162 | "feed_subscribe" => __("Subscribe to feed"), | |
1163 | "feed_edit" => __("Edit feed"), | |
1164 | "feed_catchup" => __("Mark as read"), | |
1165 | "feed_reverse" => __("Reverse headlines"), | |
1166 | "feed_toggle_vgroup" => __("Toggle headline grouping"), | |
1167 | "feed_debug_update" => __("Debug feed update"), | |
1168 | "feed_debug_viewfeed" => __("Debug viewfeed()"), | |
1169 | "catchup_all" => __("Mark all feeds as read"), | |
1170 | "cat_toggle_collapse" => __("Un/collapse current category"), | |
1171 | "toggle_combined_mode" => __("Toggle combined mode"), | |
1172 | "toggle_cdm_expanded" => __("Toggle auto expand in combined mode")), | |
1173 | __("Go to") => array( | |
1174 | "goto_all" => __("All articles"), | |
1175 | "goto_fresh" => __("Fresh"), | |
1176 | "goto_marked" => __("Starred"), | |
1177 | "goto_published" => __("Published"), | |
1178 | "goto_tagcloud" => __("Tag cloud"), | |
1179 | "goto_prefs" => __("Preferences")), | |
1180 | __("Other") => array( | |
1181 | "create_label" => __("Create label"), | |
1182 | "create_filter" => __("Create filter"), | |
1183 | "collapse_sidebar" => __("Un/collapse sidebar"), | |
1184 | "help_dialog" => __("Show help dialog")) | |
1185 | ); | |
1186 | ||
1187 | foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_INFO) as $plugin) { | |
1188 | $hotkeys = $plugin->hook_hotkey_info($hotkeys); | |
1189 | } | |
1190 | ||
1191 | return $hotkeys; | |
1192 | } | |
1193 | ||
1194 | function get_hotkeys_map() { | |
1195 | $hotkeys = array( | |
1196 | // "navigation" => array( | |
1197 | "k" => "next_feed", | |
1198 | "j" => "prev_feed", | |
1199 | "n" => "next_article", | |
1200 | "p" => "prev_article", | |
1201 | "(38)|up" => "prev_article", | |
1202 | "(40)|down" => "next_article", | |
1203 | // "^(38)|Ctrl-up" => "prev_article_noscroll", | |
1204 | // "^(40)|Ctrl-down" => "next_article_noscroll", | |
1205 | "(191)|/" => "search_dialog", | |
1206 | // "article" => array( | |
1207 | "s" => "toggle_mark", | |
1208 | "*s" => "toggle_publ", | |
1209 | "u" => "toggle_unread", | |
1210 | "*t" => "edit_tags", | |
1211 | "o" => "open_in_new_window", | |
1212 | "c p" => "catchup_below", | |
1213 | "c n" => "catchup_above", | |
1214 | "*n" => "article_scroll_down", | |
1215 | "*p" => "article_scroll_up", | |
1216 | "*(38)|Shift+up" => "article_scroll_up", | |
1217 | "*(40)|Shift+down" => "article_scroll_down", | |
1218 | "a *w" => "toggle_widescreen", | |
1219 | "a e" => "toggle_embed_original", | |
1220 | "e" => "email_article", | |
1221 | "a q" => "close_article", | |
1222 | // "article_selection" => array( | |
1223 | "a a" => "select_all", | |
1224 | "a u" => "select_unread", | |
1225 | "a *u" => "select_marked", | |
1226 | "a p" => "select_published", | |
1227 | "a i" => "select_invert", | |
1228 | "a n" => "select_none", | |
1229 | // "feed" => array( | |
1230 | "f r" => "feed_refresh", | |
1231 | "f a" => "feed_unhide_read", | |
1232 | "f s" => "feed_subscribe", | |
1233 | "f e" => "feed_edit", | |
1234 | "f q" => "feed_catchup", | |
1235 | "f x" => "feed_reverse", | |
1236 | "f g" => "feed_toggle_vgroup", | |
1237 | "f *d" => "feed_debug_update", | |
1238 | "f *g" => "feed_debug_viewfeed", | |
1239 | "f *c" => "toggle_combined_mode", | |
1240 | "f c" => "toggle_cdm_expanded", | |
1241 | "*q" => "catchup_all", | |
1242 | "x" => "cat_toggle_collapse", | |
1243 | // "goto" => array( | |
1244 | "g a" => "goto_all", | |
1245 | "g f" => "goto_fresh", | |
1246 | "g s" => "goto_marked", | |
1247 | "g p" => "goto_published", | |
1248 | "g t" => "goto_tagcloud", | |
1249 | "g *p" => "goto_prefs", | |
1250 | // "other" => array( | |
1251 | "(9)|Tab" => "select_article_cursor", // tab | |
1252 | "c l" => "create_label", | |
1253 | "c f" => "create_filter", | |
1254 | "c s" => "collapse_sidebar", | |
1255 | "^(191)|Ctrl+/" => "help_dialog", | |
1256 | ); | |
1257 | ||
1258 | if (get_pref('COMBINED_DISPLAY_MODE')) { | |
1259 | $hotkeys["^(38)|Ctrl-up"] = "prev_article_noscroll"; | |
1260 | $hotkeys["^(40)|Ctrl-down"] = "next_article_noscroll"; | |
1261 | } | |
1262 | ||
1263 | foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_MAP) as $plugin) { | |
1264 | $hotkeys = $plugin->hook_hotkey_map($hotkeys); | |
1265 | } | |
1266 | ||
1267 | $prefixes = array(); | |
1268 | ||
1269 | foreach (array_keys($hotkeys) as $hotkey) { | |
1270 | $pair = explode(" ", $hotkey, 2); | |
1271 | ||
1272 | if (count($pair) > 1 && !in_array($pair[0], $prefixes)) { | |
1273 | array_push($prefixes, $pair[0]); | |
1274 | } | |
1275 | } | |
1276 | ||
1277 | return array($prefixes, $hotkeys); | |
1278 | } | |
1279 | ||
1280 | function check_for_update() { | |
1281 | if (defined("GIT_VERSION_TIMESTAMP")) { | |
1282 | $content = @fetch_file_contents(array("url" => "http://tt-rss.org/version.json", "timeout" => 5)); | |
1283 | ||
1284 | if ($content) { | |
1285 | $content = json_decode($content, true); | |
1286 | ||
1287 | if ($content && isset($content["changeset"])) { | |
1288 | if ((int)GIT_VERSION_TIMESTAMP < (int)$content["changeset"]["timestamp"] && | |
1289 | GIT_VERSION_HEAD != $content["changeset"]["id"]) { | |
1290 | ||
1291 | return $content["changeset"]["id"]; | |
1292 | } | |
1293 | } | |
1294 | } | |
1295 | } | |
1296 | ||
1297 | return ""; | |
1298 | } | |
1299 | ||
1300 | function make_runtime_info($disable_update_check = false) { | |
1301 | $data = array(); | |
1302 | ||
1303 | $result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM | |
1304 | ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]); | |
1305 | ||
1306 | $max_feed_id = db_fetch_result($result, 0, "mid"); | |
1307 | $num_feeds = db_fetch_result($result, 0, "nf"); | |
1308 | ||
1309 | $data["max_feed_id"] = (int) $max_feed_id; | |
1310 | $data["num_feeds"] = (int) $num_feeds; | |
1311 | ||
1312 | $data['last_article_id'] = Article::getLastArticleId(); | |
1313 | $data['cdm_expanded'] = get_pref('CDM_EXPANDED'); | |
1314 | ||
1315 | $data['dep_ts'] = calculate_dep_timestamp(); | |
1316 | $data['reload_on_ts_change'] = !defined('_NO_RELOAD_ON_TS_CHANGE'); | |
1317 | ||
1318 | ||
1319 | if (CHECK_FOR_UPDATES && !$disable_update_check && $_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) { | |
1320 | $update_result = @check_for_update(); | |
1321 | ||
1322 | $data["update_result"] = $update_result; | |
1323 | ||
1324 | $_SESSION["last_version_check"] = time(); | |
1325 | } | |
1326 | ||
1327 | if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) { | |
1328 | ||
1329 | $data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock"); | |
1330 | ||
1331 | if (time() - $_SESSION["daemon_stamp_check"] > 30) { | |
1332 | ||
1333 | $stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp"); | |
1334 | ||
1335 | if ($stamp) { | |
1336 | $stamp_delta = time() - $stamp; | |
1337 | ||
1338 | if ($stamp_delta > 1800) { | |
1339 | $stamp_check = 0; | |
1340 | } else { | |
1341 | $stamp_check = 1; | |
1342 | $_SESSION["daemon_stamp_check"] = time(); | |
1343 | } | |
1344 | ||
1345 | $data['daemon_stamp_ok'] = $stamp_check; | |
1346 | ||
1347 | $stamp_fmt = date("Y.m.d, G:i", $stamp); | |
1348 | ||
1349 | $data['daemon_stamp'] = $stamp_fmt; | |
1350 | } | |
1351 | } | |
1352 | } | |
1353 | ||
1354 | return $data; | |
1355 | } | |
1356 | ||
1357 | function search_to_sql($search, $search_language) { | |
1358 | ||
1359 | $keywords = str_getcsv(trim($search), " "); | |
1360 | $query_keywords = array(); | |
1361 | $search_words = array(); | |
1362 | $search_query_leftover = array(); | |
1363 | ||
1364 | if ($search_language) | |
1365 | $search_language = db_escape_string(mb_strtolower($search_language)); | |
1366 | else | |
1367 | $search_language = "english"; | |
1368 | ||
1369 | foreach ($keywords as $k) { | |
1370 | if (strpos($k, "-") === 0) { | |
1371 | $k = substr($k, 1); | |
1372 | $not = "NOT"; | |
1373 | } else { | |
1374 | $not = ""; | |
1375 | } | |
1376 | ||
1377 | $commandpair = explode(":", mb_strtolower($k), 2); | |
1378 | ||
1379 | switch ($commandpair[0]) { | |
1380 | case "title": | |
1381 | if ($commandpair[1]) { | |
1382 | array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE '%". | |
1383 | db_escape_string(mb_strtolower($commandpair[1]))."%'))"); | |
1384 | } else { | |
1385 | array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') | |
1386 | OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); | |
1387 | array_push($search_words, $k); | |
1388 | } | |
1389 | break; | |
1390 | case "author": | |
1391 | if ($commandpair[1]) { | |
1392 | array_push($query_keywords, "($not (LOWER(author) LIKE '%". | |
1393 | db_escape_string(mb_strtolower($commandpair[1]))."%'))"); | |
1394 | } else { | |
1395 | array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') | |
1396 | OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); | |
1397 | array_push($search_words, $k); | |
1398 | } | |
1399 | break; | |
1400 | case "note": | |
1401 | if ($commandpair[1]) { | |
1402 | if ($commandpair[1] == "true") | |
1403 | array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))"); | |
1404 | else if ($commandpair[1] == "false") | |
1405 | array_push($query_keywords, "($not (note IS NULL OR note = ''))"); | |
1406 | else | |
1407 | array_push($query_keywords, "($not (LOWER(note) LIKE '%". | |
1408 | db_escape_string(mb_strtolower($commandpair[1]))."%'))"); | |
1409 | } else { | |
1410 | array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') | |
1411 | OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); | |
1412 | if (!$not) array_push($search_words, $k); | |
1413 | } | |
1414 | break; | |
1415 | case "star": | |
1416 | ||
1417 | if ($commandpair[1]) { | |
1418 | if ($commandpair[1] == "true") | |
1419 | array_push($query_keywords, "($not (marked = true))"); | |
1420 | else | |
1421 | array_push($query_keywords, "($not (marked = false))"); | |
1422 | } else { | |
1423 | array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') | |
1424 | OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); | |
1425 | if (!$not) array_push($search_words, $k); | |
1426 | } | |
1427 | break; | |
1428 | case "pub": | |
1429 | if ($commandpair[1]) { | |
1430 | if ($commandpair[1] == "true") | |
1431 | array_push($query_keywords, "($not (published = true))"); | |
1432 | else | |
1433 | array_push($query_keywords, "($not (published = false))"); | |
1434 | ||
1435 | } else { | |
1436 | array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') | |
1437 | OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); | |
1438 | if (!$not) array_push($search_words, $k); | |
1439 | } | |
1440 | break; | |
1441 | case "unread": | |
1442 | if ($commandpair[1]) { | |
1443 | if ($commandpair[1] == "true") | |
1444 | array_push($query_keywords, "($not (unread = true))"); | |
1445 | else | |
1446 | array_push($query_keywords, "($not (unread = false))"); | |
1447 | ||
1448 | } else { | |
1449 | array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') | |
1450 | OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); | |
1451 | if (!$not) array_push($search_words, $k); | |
1452 | } | |
1453 | break; | |
1454 | default: | |
1455 | if (strpos($k, "@") === 0) { | |
1456 | ||
1457 | $user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']); | |
1458 | $orig_ts = strtotime(substr($k, 1)); | |
1459 | $k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC')); | |
1460 | ||
1461 | //$k = date("Y-m-d", strtotime(substr($k, 1))); | |
1462 | ||
1463 | array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')"); | |
1464 | } else { | |
1465 | ||
1466 | if (DB_TYPE == "pgsql") { | |
1467 | $k = mb_strtolower($k); | |
1468 | array_push($search_query_leftover, $not ? "!$k" : $k); | |
1469 | } else { | |
1470 | array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') | |
1471 | OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); | |
1472 | } | |
1473 | ||
1474 | if (!$not) array_push($search_words, $k); | |
1475 | } | |
1476 | } | |
1477 | } | |
1478 | ||
1479 | if (count($search_query_leftover) > 0) { | |
1480 | $search_query_leftover = db_escape_string(implode(" & ", $search_query_leftover)); | |
1481 | ||
1482 | if (DB_TYPE == "pgsql") { | |
1483 | array_push($query_keywords, | |
1484 | "(tsvector_combined @@ to_tsquery('$search_language', '$search_query_leftover'))"); | |
1485 | } | |
1486 | ||
1487 | } | |
1488 | ||
1489 | $search_query_part = implode("AND", $query_keywords); | |
1490 | ||
1491 | return array($search_query_part, $search_words); | |
1492 | } | |
1493 | ||
1494 | function iframe_whitelisted($entry) { | |
1495 | $whitelist = array("youtube.com", "youtu.be", "vimeo.com", "player.vimeo.com"); | |
1496 | ||
1497 | @$src = parse_url($entry->getAttribute("src"), PHP_URL_HOST); | |
1498 | ||
1499 | if ($src) { | |
1500 | foreach ($whitelist as $w) { | |
1501 | if ($src == $w || $src == "www.$w") | |
1502 | return true; | |
1503 | } | |
1504 | } | |
1505 | ||
1506 | return false; | |
1507 | } | |
1508 | ||
1509 | function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false, $highlight_words = false, $article_id = false) { | |
1510 | if (!$owner) $owner = $_SESSION["uid"]; | |
1511 | ||
1512 | $res = trim($str); if (!$res) return ''; | |
1513 | ||
1514 | $charset_hack = '<head> | |
1515 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | |
1516 | </head>'; | |
1517 | ||
1518 | $res = trim($res); if (!$res) return ''; | |
1519 | ||
1520 | libxml_use_internal_errors(true); | |
1521 | ||
1522 | $doc = new DOMDocument(); | |
1523 | $doc->loadHTML($charset_hack . $res); | |
1524 | $xpath = new DOMXPath($doc); | |
1525 | ||
1526 | $ttrss_uses_https = parse_url(get_self_url_prefix(), PHP_URL_SCHEME) === 'https'; | |
1527 | $rewrite_base_url = $site_url ? $site_url : SELF_URL_PATH; | |
1528 | ||
1529 | $entries = $xpath->query('(//a[@href]|//img[@src]|//video/source[@src]|//audio/source[@src])'); | |
1530 | ||
1531 | foreach ($entries as $entry) { | |
1532 | ||
1533 | if ($entry->hasAttribute('href')) { | |
1534 | $entry->setAttribute('href', | |
1535 | rewrite_relative_url($rewrite_base_url, $entry->getAttribute('href'))); | |
1536 | ||
1537 | $entry->setAttribute('rel', 'noopener noreferrer'); | |
1538 | } | |
1539 | ||
1540 | if ($entry->hasAttribute('src')) { | |
1541 | $src = rewrite_relative_url($rewrite_base_url, $entry->getAttribute('src')); | |
1542 | $cached_filename = CACHE_DIR . '/images/' . sha1($src); | |
1543 | ||
1544 | if (file_exists($cached_filename)) { | |
1545 | ||
1546 | // this is strictly cosmetic | |
1547 | if ($entry->tagName == 'img') { | |
1548 | $suffix = ".png"; | |
1549 | } else if ($entry->parentNode && $entry->parentNode->tagName == "video") { | |
1550 | $suffix = ".mp4"; | |
1551 | } else if ($entry->parentNode && $entry->parentNode->tagName == "audio") { | |
1552 | $suffix = ".ogg"; | |
1553 | } else { | |
1554 | $suffix = ""; | |
1555 | } | |
1556 | ||
1557 | $src = get_self_url_prefix() . '/public.php?op=cached_url&hash=' . sha1($src) . $suffix; | |
1558 | ||
1559 | if ($entry->hasAttribute('srcset')) { | |
1560 | $entry->removeAttribute('srcset'); | |
1561 | } | |
1562 | ||
1563 | if ($entry->hasAttribute('sizes')) { | |
1564 | $entry->removeAttribute('sizes'); | |
1565 | } | |
1566 | } | |
1567 | ||
1568 | $entry->setAttribute('src', $src); | |
1569 | } | |
1570 | ||
1571 | if ($entry->nodeName == 'img') { | |
1572 | ||
1573 | if ($entry->hasAttribute('src')) { | |
1574 | $is_https_url = parse_url($entry->getAttribute('src'), PHP_URL_SCHEME) === 'https'; | |
1575 | ||
1576 | if ($ttrss_uses_https && !$is_https_url) { | |
1577 | ||
1578 | if ($entry->hasAttribute('srcset')) { | |
1579 | $entry->removeAttribute('srcset'); | |
1580 | } | |
1581 | ||
1582 | if ($entry->hasAttribute('sizes')) { | |
1583 | $entry->removeAttribute('sizes'); | |
1584 | } | |
1585 | } | |
1586 | } | |
1587 | ||
1588 | if (($owner && get_pref("STRIP_IMAGES", $owner)) || | |
1589 | $force_remove_images || $_SESSION["bw_limit"]) { | |
1590 | ||
1591 | $p = $doc->createElement('p'); | |
1592 | ||
1593 | $a = $doc->createElement('a'); | |
1594 | $a->setAttribute('href', $entry->getAttribute('src')); | |
1595 | ||
1596 | $a->appendChild(new DOMText($entry->getAttribute('src'))); | |
1597 | $a->setAttribute('target', '_blank'); | |
1598 | $a->setAttribute('rel', 'noopener noreferrer'); | |
1599 | ||
1600 | $p->appendChild($a); | |
1601 | ||
1602 | $entry->parentNode->replaceChild($p, $entry); | |
1603 | } | |
1604 | } | |
1605 | ||
1606 | if (strtolower($entry->nodeName) == "a") { | |
1607 | $entry->setAttribute("target", "_blank"); | |
1608 | $entry->setAttribute("rel", "noopener noreferrer"); | |
1609 | } | |
1610 | } | |
1611 | ||
1612 | $entries = $xpath->query('//iframe'); | |
1613 | foreach ($entries as $entry) { | |
1614 | if (!iframe_whitelisted($entry)) { | |
1615 | $entry->setAttribute('sandbox', 'allow-scripts'); | |
1616 | } else { | |
1617 | if ($_SERVER['HTTPS'] == "on") { | |
1618 | $entry->setAttribute("src", | |
1619 | str_replace("http://", "https://", | |
1620 | $entry->getAttribute("src"))); | |
1621 | } | |
1622 | } | |
1623 | } | |
1624 | ||
1625 | $allowed_elements = array('a', 'address', 'acronym', 'audio', 'article', 'aside', | |
1626 | 'b', 'bdi', 'bdo', 'big', 'blockquote', 'body', 'br', | |
1627 | 'caption', 'cite', 'center', 'code', 'col', 'colgroup', | |
1628 | 'data', 'dd', 'del', 'details', 'description', 'dfn', 'div', 'dl', 'font', | |
1629 | 'dt', 'em', 'footer', 'figure', 'figcaption', | |
1630 | 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'html', 'i', | |
1631 | 'img', 'ins', 'kbd', 'li', 'main', 'mark', 'nav', 'noscript', | |
1632 | 'ol', 'p', 'pre', 'q', 'ruby', 'rp', 'rt', 's', 'samp', 'section', | |
1633 | 'small', 'source', 'span', 'strike', 'strong', 'sub', 'summary', | |
1634 | 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'time', | |
1635 | 'tr', 'track', 'tt', 'u', 'ul', 'var', 'wbr', 'video', 'xml:namespace' ); | |
1636 | ||
1637 | if ($_SESSION['hasSandbox']) $allowed_elements[] = 'iframe'; | |
1638 | ||
1639 | $disallowed_attributes = array('id', 'style', 'class'); | |
1640 | ||
1641 | foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SANITIZE) as $plugin) { | |
1642 | $retval = $plugin->hook_sanitize($doc, $site_url, $allowed_elements, $disallowed_attributes, $article_id); | |
1643 | if (is_array($retval)) { | |
1644 | $doc = $retval[0]; | |
1645 | $allowed_elements = $retval[1]; | |
1646 | $disallowed_attributes = $retval[2]; | |
1647 | } else { | |
1648 | $doc = $retval; | |
1649 | } | |
1650 | } | |
1651 | ||
1652 | $doc->removeChild($doc->firstChild); //remove doctype | |
1653 | $doc = strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes); | |
1654 | ||
1655 | if ($highlight_words) { | |
1656 | foreach ($highlight_words as $word) { | |
1657 | ||
1658 | // http://stackoverflow.com/questions/4081372/highlight-keywords-in-a-paragraph | |
1659 | ||
1660 | $elements = $xpath->query("//*/text()"); | |
1661 | ||
1662 | foreach ($elements as $child) { | |
1663 | ||
1664 | $fragment = $doc->createDocumentFragment(); | |
1665 | $text = $child->textContent; | |
1666 | ||
1667 | while (($pos = mb_stripos($text, $word)) !== false) { | |
1668 | $fragment->appendChild(new DomText(mb_substr($text, 0, $pos))); | |
1669 | $word = mb_substr($text, $pos, mb_strlen($word)); | |
1670 | $highlight = $doc->createElement('span'); | |
1671 | $highlight->appendChild(new DomText($word)); | |
1672 | $highlight->setAttribute('class', 'highlight'); | |
1673 | $fragment->appendChild($highlight); | |
1674 | $text = mb_substr($text, $pos + mb_strlen($word)); | |
1675 | } | |
1676 | ||
1677 | if (!empty($text)) $fragment->appendChild(new DomText($text)); | |
1678 | ||
1679 | $child->parentNode->replaceChild($fragment, $child); | |
1680 | } | |
1681 | } | |
1682 | } | |
1683 | ||
1684 | $res = $doc->saveHTML(); | |
1685 | ||
1686 | /* strip everything outside of <body>...</body> */ | |
1687 | ||
1688 | $res_frag = array(); | |
1689 | if (preg_match('/<body>(.*)<\/body>/is', $res, $res_frag)) { | |
1690 | return $res_frag[1]; | |
1691 | } else { | |
1692 | return $res; | |
1693 | } | |
1694 | } | |
1695 | ||
1696 | function strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes) { | |
1697 | $xpath = new DOMXPath($doc); | |
1698 | $entries = $xpath->query('//*'); | |
1699 | ||
1700 | foreach ($entries as $entry) { | |
1701 | if (!in_array($entry->nodeName, $allowed_elements)) { | |
1702 | $entry->parentNode->removeChild($entry); | |
1703 | } | |
1704 | ||
1705 | if ($entry->hasAttributes()) { | |
1706 | $attrs_to_remove = array(); | |
1707 | ||
1708 | foreach ($entry->attributes as $attr) { | |
1709 | ||
1710 | if (strpos($attr->nodeName, 'on') === 0) { | |
1711 | array_push($attrs_to_remove, $attr); | |
1712 | } | |
1713 | ||
1714 | if ($attr->nodeName == 'href' && stripos($attr->value, 'javascript:') === 0) { | |
1715 | array_push($attrs_to_remove, $attr); | |
1716 | } | |
1717 | ||
1718 | if (in_array($attr->nodeName, $disallowed_attributes)) { | |
1719 | array_push($attrs_to_remove, $attr); | |
1720 | } | |
1721 | } | |
1722 | ||
1723 | foreach ($attrs_to_remove as $attr) { | |
1724 | $entry->removeAttributeNode($attr); | |
1725 | } | |
1726 | } | |
1727 | } | |
1728 | ||
1729 | return $doc; | |
1730 | } | |
1731 | ||
1732 | function trim_array($array) { | |
1733 | $tmp = $array; | |
1734 | array_walk($tmp, 'trim'); | |
1735 | return $tmp; | |
1736 | } | |
1737 | ||
1738 | function tag_is_valid($tag) { | |
1739 | if ($tag == '') return false; | |
1740 | if (is_numeric($tag)) return false; | |
1741 | if (mb_strlen($tag) > 250) return false; | |
1742 | ||
1743 | if (!$tag) return false; | |
1744 | ||
1745 | return true; | |
1746 | } | |
1747 | ||
1748 | function render_login_form() { | |
1749 | header('Cache-Control: public'); | |
1750 | ||
1751 | require_once "login_form.php"; | |
1752 | exit; | |
1753 | } | |
1754 | ||
1755 | function T_sprintf() { | |
1756 | $args = func_get_args(); | |
1757 | return vsprintf(__(array_shift($args)), $args); | |
1758 | } | |
1759 | ||
1760 | function print_checkpoint($n, $s) { | |
1761 | $ts = microtime(true); | |
1762 | echo sprintf("<!-- CP[$n] %.4f seconds -->\n", $ts - $s); | |
1763 | return $ts; | |
1764 | } | |
1765 | ||
1766 | function sanitize_tag($tag) { | |
1767 | $tag = trim($tag); | |
1768 | ||
1769 | $tag = mb_strtolower($tag, 'utf-8'); | |
1770 | ||
1771 | $tag = preg_replace('/[,\'\"\+\>\<]/', "", $tag); | |
1772 | ||
1773 | if (DB_TYPE == "mysql") { | |
1774 | $tag = preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $tag); | |
1775 | } | |
1776 | ||
1777 | return $tag; | |
1778 | } | |
1779 | ||
1780 | function get_self_url_prefix() { | |
1781 | if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) { | |
1782 | return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1); | |
1783 | } else { | |
1784 | return SELF_URL_PATH; | |
1785 | } | |
1786 | } | |
1787 | ||
1788 | /** | |
1789 | * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI. | |
1790 | * | |
1791 | * @return string The Mozilla Firefox feed adding URL. | |
1792 | */ | |
1793 | function add_feed_url() { | |
1794 | //$url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH); | |
1795 | ||
1796 | $url_path = get_self_url_prefix() . | |
1797 | "/public.php?op=subscribe&feed_url=%s"; | |
1798 | return $url_path; | |
1799 | } // function add_feed_url | |
1800 | ||
1801 | function encrypt_password($pass, $salt = '', $mode2 = false) { | |
1802 | if ($salt && $mode2) { | |
1803 | return "MODE2:" . hash('sha256', $salt . $pass); | |
1804 | } else if ($salt) { | |
1805 | return "SHA1X:" . sha1("$salt:$pass"); | |
1806 | } else { | |
1807 | return "SHA1:" . sha1($pass); | |
1808 | } | |
1809 | } // function encrypt_password | |
1810 | ||
1811 | function load_filters($feed_id, $owner_uid) { | |
1812 | $filters = array(); | |
1813 | ||
0086a897 | 1814 | $cat_id = (int)Feeds::getFeedCategory($feed_id); |
aeb1abed AD |
1815 | |
1816 | if ($cat_id == 0) | |
1817 | $null_cat_qpart = "cat_id IS NULL OR"; | |
1818 | else | |
1819 | $null_cat_qpart = ""; | |
1820 | ||
1821 | $result = db_query("SELECT * FROM ttrss_filters2 WHERE | |
1822 | owner_uid = $owner_uid AND enabled = true ORDER BY order_id, title"); | |
1823 | ||
1824 | $check_cats = join(",", array_merge( | |
1825 | Feeds::getParentCategories($cat_id, $owner_uid), | |
1826 | array($cat_id))); | |
1827 | ||
1828 | while ($line = db_fetch_assoc($result)) { | |
1829 | $filter_id = $line["id"]; | |
1830 | ||
1831 | $result2 = db_query("SELECT | |
1832 | r.reg_exp, r.inverse, r.feed_id, r.cat_id, r.cat_filter, t.name AS type_name | |
1833 | FROM ttrss_filters2_rules AS r, | |
1834 | ttrss_filter_types AS t | |
1835 | WHERE | |
1836 | ($null_cat_qpart (cat_id IS NULL AND cat_filter = false) OR cat_id IN ($check_cats)) AND | |
1837 | (feed_id IS NULL OR feed_id = '$feed_id') AND | |
1838 | filter_type = t.id AND filter_id = '$filter_id'"); | |
1839 | ||
1840 | $rules = array(); | |
1841 | $actions = array(); | |
1842 | ||
1843 | while ($rule_line = db_fetch_assoc($result2)) { | |
1844 | # print_r($rule_line); | |
1845 | ||
1846 | $rule = array(); | |
1847 | $rule["reg_exp"] = $rule_line["reg_exp"]; | |
1848 | $rule["type"] = $rule_line["type_name"]; | |
1849 | $rule["inverse"] = sql_bool_to_bool($rule_line["inverse"]); | |
1850 | ||
1851 | array_push($rules, $rule); | |
1852 | } | |
1853 | ||
1854 | $result2 = db_query("SELECT a.action_param,t.name AS type_name | |
1855 | FROM ttrss_filters2_actions AS a, | |
1856 | ttrss_filter_actions AS t | |
1857 | WHERE | |
1858 | action_id = t.id AND filter_id = '$filter_id'"); | |
1859 | ||
1860 | while ($action_line = db_fetch_assoc($result2)) { | |
1861 | # print_r($action_line); | |
1862 | ||
1863 | $action = array(); | |
1864 | $action["type"] = $action_line["type_name"]; | |
1865 | $action["param"] = $action_line["action_param"]; | |
1866 | ||
1867 | array_push($actions, $action); | |
1868 | } | |
1869 | ||
1870 | ||
1871 | $filter = array(); | |
1872 | $filter["match_any_rule"] = sql_bool_to_bool($line["match_any_rule"]); | |
1873 | $filter["inverse"] = sql_bool_to_bool($line["inverse"]); | |
1874 | $filter["rules"] = $rules; | |
1875 | $filter["actions"] = $actions; | |
1876 | ||
1877 | if (count($rules) > 0 && count($actions) > 0) { | |
1878 | array_push($filters, $filter); | |
1879 | } | |
1880 | } | |
1881 | ||
1882 | return $filters; | |
1883 | } | |
1884 | ||
1885 | function get_score_pic($score) { | |
1886 | if ($score > 100) { | |
1887 | return "score_high.png"; | |
1888 | } else if ($score > 0) { | |
1889 | return "score_half_high.png"; | |
1890 | } else if ($score < -100) { | |
1891 | return "score_low.png"; | |
1892 | } else if ($score < 0) { | |
1893 | return "score_half_low.png"; | |
1894 | } else { | |
1895 | return "score_neutral.png"; | |
1896 | } | |
1897 | } | |
1898 | ||
1899 | function feed_has_icon($id) { | |
1900 | return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0; | |
1901 | } | |
1902 | ||
1903 | function init_plugins() { | |
1904 | PluginHost::getInstance()->load(PLUGINS, PluginHost::KIND_ALL); | |
1905 | ||
1906 | return true; | |
1907 | } | |
1908 | ||
1909 | function add_feed_category($feed_cat, $parent_cat_id = false) { | |
1910 | ||
1911 | if (!$feed_cat) return false; | |
1912 | ||
1913 | db_query("BEGIN"); | |
1914 | ||
1915 | if ($parent_cat_id) { | |
1916 | $parent_qpart = "parent_cat = '$parent_cat_id'"; | |
1917 | $parent_insert = "'$parent_cat_id'"; | |
1918 | } else { | |
1919 | $parent_qpart = "parent_cat IS NULL"; | |
1920 | $parent_insert = "NULL"; | |
1921 | } | |
1922 | ||
1923 | $feed_cat = mb_substr($feed_cat, 0, 250); | |
1924 | ||
1925 | $result = db_query( | |
1926 | "SELECT id FROM ttrss_feed_categories | |
1927 | WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]); | |
1928 | ||
1929 | if (db_num_rows($result) == 0) { | |
1930 | ||
1931 | $result = db_query( | |
1932 | "INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat) | |
1933 | VALUES ('".$_SESSION["uid"]."', '$feed_cat', $parent_insert)"); | |
1934 | ||
1935 | db_query("COMMIT"); | |
1936 | ||
1937 | return true; | |
1938 | } | |
1939 | ||
1940 | return false; | |
1941 | } | |
1942 | ||
1943 | /** | |
1944 | * Fixes incomplete URLs by prepending "http://". | |
1945 | * Also replaces feed:// with http://, and | |
1946 | * prepends a trailing slash if the url is a domain name only. | |
1947 | * | |
1948 | * @param string $url Possibly incomplete URL | |
1949 | * | |
1950 | * @return string Fixed URL. | |
1951 | */ | |
1952 | function fix_url($url) { | |
1953 | ||
1954 | // support schema-less urls | |
1955 | if (strpos($url, '//') === 0) { | |
1956 | $url = 'https:' . $url; | |
1957 | } | |
1958 | ||
1959 | if (strpos($url, '://') === false) { | |
1960 | $url = 'http://' . $url; | |
1961 | } else if (substr($url, 0, 5) == 'feed:') { | |
1962 | $url = 'http:' . substr($url, 5); | |
1963 | } | |
1964 | ||
1965 | //prepend slash if the URL has no slash in it | |
1966 | // "http://www.example" -> "http://www.example/" | |
1967 | if (strpos($url, '/', strpos($url, ':') + 3) === false) { | |
1968 | $url .= '/'; | |
1969 | } | |
1970 | ||
1971 | //convert IDNA hostname to punycode if possible | |
1972 | if (function_exists("idn_to_ascii")) { | |
1973 | $parts = parse_url($url); | |
1974 | if (mb_detect_encoding($parts['host']) != 'ASCII') | |
1975 | { | |
1976 | $parts['host'] = idn_to_ascii($parts['host']); | |
1977 | $url = build_url($parts); | |
1978 | } | |
1979 | } | |
1980 | ||
1981 | if ($url != "http:///") | |
1982 | return $url; | |
1983 | else | |
1984 | return ''; | |
1985 | } | |
1986 | ||
1987 | function validate_feed_url($url) { | |
1988 | $parts = parse_url($url); | |
1989 | ||
1990 | return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https'); | |
1991 | ||
1992 | } | |
1993 | ||
1994 | /* function save_email_address($email) { | |
1995 | // FIXME: implement persistent storage of emails | |
1996 | ||
1997 | if (!$_SESSION['stored_emails']) | |
1998 | $_SESSION['stored_emails'] = array(); | |
1999 | ||
2000 | if (!in_array($email, $_SESSION['stored_emails'])) | |
2001 | array_push($_SESSION['stored_emails'], $email); | |
2002 | } */ | |
2003 | ||
2004 | ||
2005 | function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) { | |
2006 | ||
2007 | if (!$owner_uid) $owner_uid = $_SESSION["uid"]; | |
2008 | ||
2009 | $sql_is_cat = bool_to_sql_bool($is_cat); | |
2010 | ||
2011 | $result = db_query("SELECT access_key FROM ttrss_access_keys | |
2012 | WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat | |
2013 | AND owner_uid = " . $owner_uid); | |
2014 | ||
2015 | if (db_num_rows($result) == 1) { | |
2016 | return db_fetch_result($result, 0, "access_key"); | |
2017 | } else { | |
2018 | $key = db_escape_string(uniqid_short()); | |
2019 | ||
2020 | $result = db_query("INSERT INTO ttrss_access_keys | |
2021 | (access_key, feed_id, is_cat, owner_uid) | |
2022 | VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')"); | |
2023 | ||
2024 | return $key; | |
2025 | } | |
2026 | return false; | |
2027 | } | |
2028 | ||
2029 | function get_feeds_from_html($url, $content) | |
2030 | { | |
2031 | $url = fix_url($url); | |
2032 | $baseUrl = substr($url, 0, strrpos($url, '/') + 1); | |
2033 | ||
2034 | libxml_use_internal_errors(true); | |
2035 | ||
2036 | $doc = new DOMDocument(); | |
2037 | $doc->loadHTML($content); | |
2038 | $xpath = new DOMXPath($doc); | |
2039 | $entries = $xpath->query('/html/head/link[@rel="alternate" and '. | |
2040 | '(contains(@type,"rss") or contains(@type,"atom"))]|/html/head/link[@rel="feed"]'); | |
2041 | $feedUrls = array(); | |
2042 | foreach ($entries as $entry) { | |
2043 | if ($entry->hasAttribute('href')) { | |
2044 | $title = $entry->getAttribute('title'); | |
2045 | if ($title == '') { | |
2046 | $title = $entry->getAttribute('type'); | |
2047 | } | |
2048 | $feedUrl = rewrite_relative_url( | |
2049 | $baseUrl, $entry->getAttribute('href') | |
2050 | ); | |
2051 | $feedUrls[$feedUrl] = $title; | |
2052 | } | |
2053 | } | |
2054 | return $feedUrls; | |
2055 | } | |
2056 | ||
2057 | function is_html($content) { | |
2058 | return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 100)) !== 0; | |
2059 | } | |
2060 | ||
2061 | function url_is_html($url, $login = false, $pass = false) { | |
2062 | return is_html(fetch_file_contents($url, false, $login, $pass)); | |
2063 | } | |
2064 | ||
2065 | function build_url($parts) { | |
2066 | return $parts['scheme'] . "://" . $parts['host'] . $parts['path']; | |
2067 | } | |
2068 | ||
2069 | function cleanup_url_path($path) { | |
2070 | $path = str_replace("/./", "/", $path); | |
2071 | $path = str_replace("//", "/", $path); | |
2072 | ||
2073 | return $path; | |
2074 | } | |
2075 | ||
2076 | /** | |
2077 | * Converts a (possibly) relative URL to a absolute one. | |
2078 | * | |
2079 | * @param string $url Base URL (i.e. from where the document is) | |
2080 | * @param string $rel_url Possibly relative URL in the document | |
2081 | * | |
2082 | * @return string Absolute URL | |
2083 | */ | |
2084 | function rewrite_relative_url($url, $rel_url) { | |
2085 | if (strpos($rel_url, "://") !== false) { | |
2086 | return $rel_url; | |
2087 | } else if (strpos($rel_url, "//") === 0) { | |
2088 | # protocol-relative URL (rare but they exist) | |
2089 | return $rel_url; | |
2090 | } else if (preg_match("/^[a-z]+:/i", $rel_url)) { | |
2091 | # magnet:, feed:, etc | |
2092 | return $rel_url; | |
2093 | } else if (strpos($rel_url, "/") === 0) { | |
2094 | $parts = parse_url($url); | |
2095 | $parts['path'] = $rel_url; | |
2096 | $parts['path'] = cleanup_url_path($parts['path']); | |
2097 | ||
2098 | return build_url($parts); | |
2099 | ||
2100 | } else { | |
2101 | $parts = parse_url($url); | |
2102 | if (!isset($parts['path'])) { | |
2103 | $parts['path'] = '/'; | |
2104 | } | |
2105 | $dir = $parts['path']; | |
2106 | if (substr($dir, -1) !== '/') { | |
2107 | $dir = dirname($parts['path']); | |
2108 | $dir !== '/' && $dir .= '/'; | |
2109 | } | |
2110 | $parts['path'] = $dir . $rel_url; | |
2111 | $parts['path'] = cleanup_url_path($parts['path']); | |
2112 | ||
2113 | return build_url($parts); | |
2114 | } | |
2115 | } | |
2116 | ||
2117 | function cleanup_tags($days = 14, $limit = 1000) { | |
2118 | ||
2119 | if (DB_TYPE == "pgsql") { | |
2120 | $interval_query = "date_updated < NOW() - INTERVAL '$days days'"; | |
2121 | } else if (DB_TYPE == "mysql") { | |
2122 | $interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)"; | |
2123 | } | |
2124 | ||
2125 | $tags_deleted = 0; | |
2126 | ||
2127 | while ($limit > 0) { | |
2128 | $limit_part = 500; | |
2129 | ||
2130 | $query = "SELECT ttrss_tags.id AS id | |
2131 | FROM ttrss_tags, ttrss_user_entries, ttrss_entries | |
2132 | WHERE post_int_id = int_id AND $interval_query AND | |
2133 | ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part"; | |
2134 | ||
2135 | $result = db_query($query); | |
2136 | ||
2137 | $ids = array(); | |
2138 | ||
2139 | while ($line = db_fetch_assoc($result)) { | |
2140 | array_push($ids, $line['id']); | |
2141 | } | |
2142 | ||
2143 | if (count($ids) > 0) { | |
2144 | $ids = join(",", $ids); | |
2145 | ||
2146 | $tmp_result = db_query("DELETE FROM ttrss_tags WHERE id IN ($ids)"); | |
2147 | $tags_deleted += db_affected_rows($tmp_result); | |
2148 | } else { | |
2149 | break; | |
2150 | } | |
2151 | ||
2152 | $limit -= $limit_part; | |
2153 | } | |
2154 | ||
2155 | return $tags_deleted; | |
2156 | } | |
2157 | ||
2158 | function print_user_stylesheet() { | |
2159 | $value = get_pref('USER_STYLESHEET'); | |
2160 | ||
2161 | if ($value) { | |
2162 | print "<style type=\"text/css\">"; | |
2163 | print str_replace("<br/>", "\n", $value); | |
2164 | print "</style>"; | |
2165 | } | |
2166 | ||
2167 | } | |
2168 | ||
2169 | function filter_to_sql($filter, $owner_uid) { | |
2170 | $query = array(); | |
2171 | ||
2172 | if (DB_TYPE == "pgsql") | |
2173 | $reg_qpart = "~"; | |
2174 | else | |
2175 | $reg_qpart = "REGEXP"; | |
2176 | ||
2177 | foreach ($filter["rules"] AS $rule) { | |
2178 | $rule['reg_exp'] = str_replace('/', '\/', $rule["reg_exp"]); | |
2179 | $regexp_valid = preg_match('/' . $rule['reg_exp'] . '/', | |
2180 | $rule['reg_exp']) !== FALSE; | |
2181 | ||
2182 | if ($regexp_valid) { | |
2183 | ||
2184 | $rule['reg_exp'] = db_escape_string($rule['reg_exp']); | |
2185 | ||
2186 | switch ($rule["type"]) { | |
2187 | case "title": | |
2188 | $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('". | |
2189 | $rule['reg_exp'] . "')"; | |
2190 | break; | |
2191 | case "content": | |
2192 | $qpart = "LOWER(ttrss_entries.content) $reg_qpart LOWER('". | |
2193 | $rule['reg_exp'] . "')"; | |
2194 | break; | |
2195 | case "both": | |
2196 | $qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('". | |
2197 | $rule['reg_exp'] . "') OR LOWER(" . | |
2198 | "ttrss_entries.content) $reg_qpart LOWER('" . $rule['reg_exp'] . "')"; | |
2199 | break; | |
2200 | case "tag": | |
2201 | $qpart = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('". | |
2202 | $rule['reg_exp'] . "')"; | |
2203 | break; | |
2204 | case "link": | |
2205 | $qpart = "LOWER(ttrss_entries.link) $reg_qpart LOWER('". | |
2206 | $rule['reg_exp'] . "')"; | |
2207 | break; | |
2208 | case "author": | |
2209 | $qpart = "LOWER(ttrss_entries.author) $reg_qpart LOWER('". | |
2210 | $rule['reg_exp'] . "')"; | |
2211 | break; | |
2212 | } | |
2213 | ||
2214 | if (isset($rule['inverse'])) $qpart = "NOT ($qpart)"; | |
2215 | ||
2216 | if (isset($rule["feed_id"]) && $rule["feed_id"] > 0) { | |
2217 | $qpart .= " AND feed_id = " . db_escape_string($rule["feed_id"]); | |
2218 | } | |
2219 | ||
2220 | if (isset($rule["cat_id"])) { | |
2221 | ||
2222 | if ($rule["cat_id"] > 0) { | |
2223 | $children = Feeds::getChildCategories($rule["cat_id"], $owner_uid); | |
2224 | array_push($children, $rule["cat_id"]); | |
2225 | ||
2226 | $children = join(",", $children); | |
2227 | ||
2228 | $cat_qpart = "cat_id IN ($children)"; | |
2229 | } else { | |
2230 | $cat_qpart = "cat_id IS NULL"; | |
2231 | } | |
2232 | ||
2233 | $qpart .= " AND $cat_qpart"; | |
2234 | } | |
2235 | ||
2236 | $qpart .= " AND feed_id IS NOT NULL"; | |
2237 | ||
2238 | array_push($query, "($qpart)"); | |
2239 | ||
2240 | } | |
2241 | } | |
2242 | ||
2243 | if (count($query) > 0) { | |
2244 | $fullquery = "(" . join($filter["match_any_rule"] ? "OR" : "AND", $query) . ")"; | |
2245 | } else { | |
2246 | $fullquery = "(false)"; | |
2247 | } | |
2248 | ||
2249 | if ($filter['inverse']) $fullquery = "(NOT $fullquery)"; | |
2250 | ||
2251 | return $fullquery; | |
2252 | } | |
2253 | ||
2254 | if (!function_exists('gzdecode')) { | |
2255 | function gzdecode($string) { // no support for 2nd argument | |
2256 | return file_get_contents('compress.zlib://data:who/cares;base64,'. | |
2257 | base64_encode($string)); | |
2258 | } | |
2259 | } | |
2260 | ||
2261 | function get_random_bytes($length) { | |
2262 | if (function_exists('openssl_random_pseudo_bytes')) { | |
2263 | return openssl_random_pseudo_bytes($length); | |
2264 | } else { | |
2265 | $output = ""; | |
2266 | ||
2267 | for ($i = 0; $i < $length; $i++) | |
2268 | $output .= chr(mt_rand(0, 255)); | |
2269 | ||
2270 | return $output; | |
2271 | } | |
2272 | } | |
2273 | ||
2274 | function read_stdin() { | |
2275 | $fp = fopen("php://stdin", "r"); | |
2276 | ||
2277 | if ($fp) { | |
2278 | $line = trim(fgets($fp)); | |
2279 | fclose($fp); | |
2280 | return $line; | |
2281 | } | |
2282 | ||
2283 | return null; | |
2284 | } | |
2285 | ||
aeb1abed AD |
2286 | function implements_interface($class, $interface) { |
2287 | return in_array($interface, class_implements($class)); | |
2288 | } | |
2289 | ||
2290 | function get_minified_js($files) { | |
2291 | require_once 'lib/jshrink/Minifier.php'; | |
2292 | ||
2293 | $rv = ''; | |
2294 | ||
2295 | foreach ($files as $js) { | |
2296 | if (!isset($_GET['debug'])) { | |
2297 | $cached_file = CACHE_DIR . "/js/".basename($js).".js"; | |
2298 | ||
2299 | if (file_exists($cached_file) && is_readable($cached_file) && filemtime($cached_file) >= filemtime("js/$js.js")) { | |
2300 | ||
2301 | list($header, $contents) = explode("\n", file_get_contents($cached_file), 2); | |
2302 | ||
2303 | if ($header && $contents) { | |
2304 | list($htag, $hversion) = explode(":", $header); | |
2305 | ||
2306 | if ($htag == "tt-rss" && $hversion == VERSION) { | |
2307 | $rv .= $contents; | |
2308 | continue; | |
2309 | } | |
2310 | } | |
2311 | } | |
2312 | ||
2313 | $minified = JShrink\Minifier::minify(file_get_contents("js/$js.js")); | |
2314 | file_put_contents($cached_file, "tt-rss:" . VERSION . "\n" . $minified); | |
2315 | $rv .= $minified; | |
2316 | ||
2317 | } else { | |
2318 | $rv .= file_get_contents("js/$js.js"); // no cache in debug mode | |
2319 | } | |
2320 | } | |
2321 | ||
2322 | return $rv; | |
2323 | } | |
2324 | ||
2325 | function calculate_dep_timestamp() { | |
2326 | $files = array_merge(glob("js/*.js"), glob("css/*.css")); | |
2327 | ||
2328 | $max_ts = -1; | |
2329 | ||
2330 | foreach ($files as $file) { | |
2331 | if (filemtime($file) > $max_ts) $max_ts = filemtime($file); | |
2332 | } | |
2333 | ||
2334 | return $max_ts; | |
2335 | } | |
2336 | ||
2337 | function T_js_decl($s1, $s2) { | |
2338 | if ($s1 && $s2) { | |
2339 | $s1 = preg_replace("/\n/", "", $s1); | |
2340 | $s2 = preg_replace("/\n/", "", $s2); | |
2341 | ||
2342 | $s1 = preg_replace("/\"/", "\\\"", $s1); | |
2343 | $s2 = preg_replace("/\"/", "\\\"", $s2); | |
2344 | ||
2345 | return "T_messages[\"$s1\"] = \"$s2\";\n"; | |
2346 | } | |
2347 | } | |
2348 | ||
2349 | function init_js_translations() { | |
2350 | ||
2351 | print 'var T_messages = new Object(); | |
2352 | ||
2353 | function __(msg) { | |
2354 | if (T_messages[msg]) { | |
2355 | return T_messages[msg]; | |
2356 | } else { | |
2357 | return msg; | |
2358 | } | |
2359 | } | |
2360 | ||
2361 | function ngettext(msg1, msg2, n) { | |
2362 | return __((parseInt(n) > 1) ? msg2 : msg1); | |
2363 | }'; | |
2364 | ||
2365 | $l10n = _get_reader(); | |
2366 | ||
2367 | for ($i = 0; $i < $l10n->total; $i++) { | |
2368 | $orig = $l10n->get_original_string($i); | |
2369 | if(strpos($orig, "\000") !== FALSE) { // Plural forms | |
2370 | $key = explode(chr(0), $orig); | |
2371 | print T_js_decl($key[0], _ngettext($key[0], $key[1], 1)); // Singular | |
2372 | print T_js_decl($key[1], _ngettext($key[0], $key[1], 2)); // Plural | |
2373 | } else { | |
2374 | $translation = __($orig); | |
2375 | print T_js_decl($orig, $translation); | |
2376 | } | |
2377 | } | |
2378 | } | |
2379 | ||
aeb1abed AD |
2380 | function get_theme_path($theme) { |
2381 | $check = "themes/$theme"; | |
2382 | if (file_exists($check)) return $check; | |
2383 | ||
2384 | $check = "themes.local/$theme"; | |
2385 | if (file_exists($check)) return $check; | |
2386 | } | |
2387 | ||
2388 | function theme_valid($theme) { | |
2389 | $bundled_themes = [ "default.php", "night.css", "compact.css" ]; | |
2390 | ||
2391 | if (in_array($theme, $bundled_themes)) return true; | |
2392 | ||
2393 | $file = "themes/" . basename($theme); | |
2394 | ||
2395 | if (!file_exists($file)) $file = "themes.local/" . basename($theme); | |
2396 | ||
2397 | if (file_exists($file) && is_readable($file)) { | |
2398 | $fh = fopen($file, "r"); | |
2399 | ||
2400 | if ($fh) { | |
2401 | $header = fgets($fh); | |
2402 | fclose($fh); | |
2403 | ||
2404 | return strpos($header, "supports-version:" . VERSION_STATIC) !== FALSE; | |
2405 | } | |
2406 | } | |
2407 | ||
2408 | return false; | |
2409 | } | |
2410 | ||
2411 | /** | |
2412 | * @SuppressWarnings(unused) | |
2413 | */ | |
2414 | function error_json($code) { | |
2415 | require_once "errors.php"; | |
2416 | ||
2417 | @$message = $ERRORS[$code]; | |
2418 | ||
2419 | return json_encode(array("error" => | |
2420 | array("code" => $code, "message" => $message))); | |
2421 | ||
2422 | } | |
2423 | ||
904aff76 | 2424 | /*function abs_to_rel_path($dir) { |
aeb1abed AD |
2425 | $tmp = str_replace(dirname(__DIR__), "", $dir); |
2426 | ||
2427 | if (strlen($tmp) > 0 && substr($tmp, 0, 1) == "/") $tmp = substr($tmp, 1); | |
2428 | ||
2429 | return $tmp; | |
904aff76 | 2430 | }*/ |
aeb1abed AD |
2431 | |
2432 | function get_upload_error_message($code) { | |
2433 | ||
2434 | $errors = array( | |
2435 | 0 => __('There is no error, the file uploaded with success'), | |
2436 | 1 => __('The uploaded file exceeds the upload_max_filesize directive in php.ini'), | |
2437 | 2 => __('The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form'), | |
2438 | 3 => __('The uploaded file was only partially uploaded'), | |
2439 | 4 => __('No file was uploaded'), | |
2440 | 6 => __('Missing a temporary folder'), | |
2441 | 7 => __('Failed to write file to disk.'), | |
2442 | 8 => __('A PHP extension stopped the file upload.'), | |
2443 | ); | |
2444 | ||
2445 | return $errors[$code]; | |
2446 | } | |
2447 | ||
2448 | function base64_img($filename) { | |
2449 | if (file_exists($filename)) { | |
2450 | $ext = pathinfo($filename, PATHINFO_EXTENSION); | |
2451 | ||
2452 | return "data:image/$ext;base64," . base64_encode(file_get_contents($filename)); | |
2453 | } else { | |
2454 | return ""; | |
2455 | } | |
2456 | } | |
2457 |