4 define('DEFAULT_ERROR_LEVEL', E_ALL
);
6 define('DEFAULT_ERROR_LEVEL', E_ERROR | E_WARNING | E_PARSE
);
9 require_once 'config.php';
10 require_once 'db-prefs.php';
12 require_once 'magpierss/rss_utils.inc';
14 define('MAGPIE_OUTPUT_ENCODING', 'UTF-8');
16 function purge_feed($link, $feed_id, $purge_interval) {
18 if (DB_TYPE
== "pgsql") {
19 db_query($link, "DELETE FROM ttrss_user_entries WHERE
20 marked = false AND feed_id = '$feed_id' AND
21 (SELECT date_entered FROM ttrss_entries WHERE
22 id = ref_id) < NOW() - INTERVAL '$purge_interval days'");
24 db_query($link, "DELETE FROM ttrss_user_entries WHERE
25 marked = false AND feed_id = '$feed_id' AND
26 (SELECT date_entered FROM ttrss_entries WHERE
27 id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
31 function global_purge_old_posts($link, $do_output = false) {
33 $result = db_query($link,
34 "SELECT id,purge_interval,owner_uid FROM ttrss_feeds");
36 while ($line = db_fetch_assoc($result)) {
38 $feed_id = $line["id"];
39 $purge_interval = $line["purge_interval"];
40 $owner_uid = $line["owner_uid"];
42 if ($purge_interval == 0) {
44 $tmp_result = db_query($link,
45 "SELECT value FROM ttrss_user_prefs WHERE
46 pref_name = 'PURGE_OLD_DAYS' AND owner_uid = '$owner_uid'");
48 if (db_num_rows($tmp_result) != 0) {
49 $purge_interval = db_fetch_result($tmp_result, 0, "value");
54 print "<feed id='$feed_id' p_intl='$purge_interval'/>";
57 if ($purge_interval > 0) {
58 purge_feed($link, $feed_id, $purge_interval);
62 // purge orphaned posts in main content table
63 db_query($link, "DELETE FROM ttrss_entries WHERE
64 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
68 function purge_old_posts($link) {
70 $user_id = $_SESSION["uid"];
72 $result = db_query($link, "SELECT id,purge_interval FROM ttrss_feeds
73 WHERE owner_uid = '$user_id'");
75 while ($line = db_fetch_assoc($result)) {
77 $feed_id = $line["id"];
78 $purge_interval = $line["purge_interval"];
80 if ($purge_interval == 0) $purge_interval = get_pref($link, 'PURGE_OLD_DAYS');
82 if ($purge_interval > 0) {
83 purge_feed($link, $feed_id, $purge_interval);
87 // purge orphaned posts in main content table
88 db_query($link, "DELETE FROM ttrss_entries WHERE
89 (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
92 function update_all_feeds($link, $fetch, $user_id = false, $force_daemon = false) {
94 if (WEB_DEMO_MODE
) return;
97 $user_id = $_SESSION["uid"];
98 purge_old_posts($link);
101 // db_query($link, "BEGIN");
103 $result = db_query($link, "SELECT feed_url,id,
104 substring(last_updated,1,19) as last_updated,
105 update_interval FROM ttrss_feeds WHERE owner_uid = '$user_id'");
107 while ($line = db_fetch_assoc($result)) {
108 $upd_intl = $line["update_interval"];
110 if (!$upd_intl ||
$upd_intl == 0) {
111 $upd_intl = get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $user_id);
114 if ($fetch ||
(!$line["last_updated"] ||
115 time() - strtotime($line["last_updated"]) > ($upd_intl * 60))) {
117 update_rss_feed($link, $line["feed_url"], $line["id"], $force_daemon);
121 // db_query($link, "COMMIT");
125 function check_feed_favicon($feed_url, $feed, $link) {
126 $feed_url = str_replace("http://", "", $feed_url);
127 $feed_url = preg_replace("/\/.*$/", "", $feed_url);
129 $icon_url = "http://$feed_url/favicon.ico";
130 $icon_file = ICONS_DIR
. "/$feed.ico";
132 if (!file_exists($icon_file)) {
135 $r = fopen($icon_url, "r");
136 error_reporting (DEFAULT_ERROR_LEVEL
);
139 $tmpfname = tempnam("/tmp", "ttrssicon");
141 $t = fopen($tmpfname, "w");
144 $buf = fread($r, 16384);
152 if (!rename($tmpfname, $icon_file)) {
156 chmod($icon_file, 0644);
158 error_reporting (DEFAULT_ERROR_LEVEL
);
164 function update_rss_feed($link, $feed_url, $feed, $ignore_daemon = false) {
166 if (WEB_DEMO_MODE
) return;
168 if (DAEMON_REFRESH_ONLY
&& !$_GET["daemon"] && !$ignore_daemon) {
172 $result = db_query($link, "SELECT update_interval,auth_login,auth_pass
173 FROM ttrss_feeds WHERE id = '$feed'");
175 $auth_login = db_fetch_result($result, 0, "auth_login");
176 $auth_pass = db_fetch_result($result, 0, "auth_pass");
178 $update_interval = db_fetch_result($result, 0, "update_interval");
180 if ($update_interval < 0) { return; }
182 $feed = db_escape_string($feed);
184 $fetch_url = $feed_url;
186 if ($auth_login && $auth_pass) {
187 $url_parts = array();
188 preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts);
190 if ($url_parts[1] && $url_parts[2]) {
191 $fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2];
196 $rss = fetch_rss($fetch_url);
198 error_reporting (DEFAULT_ERROR_LEVEL
);
200 $feed = db_escape_string($feed);
204 db_query($link, "BEGIN");
206 $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid
207 FROM ttrss_feeds WHERE id = '$feed'");
209 $registered_title = db_fetch_result($result, 0, "title");
210 $orig_icon_url = db_fetch_result($result, 0, "icon_url");
211 $orig_site_url = db_fetch_result($result, 0, "site_url");
213 $owner_uid = db_fetch_result($result, 0, "owner_uid");
215 if (get_pref($link, 'ENABLE_FEED_ICONS', $owner_uid)) {
216 check_feed_favicon($feed_url, $feed, $link);
219 if (!$registered_title) {
220 $feed_title = db_escape_string($rss->channel
["title"]);
221 db_query($link, "UPDATE ttrss_feeds SET
222 title = '$feed_title' WHERE id = '$feed'");
225 $site_url = $rss->channel
["link"];
226 // weird, weird Magpie
227 if (!$site_url) $site_url = db_escape_string($rss->channel
["link_"]);
229 if ($site_url && $orig_site_url != db_escape_string($site_url)) {
230 db_query($link, "UPDATE ttrss_feeds SET
231 site_url = '$site_url' WHERE id = '$feed'");
234 // print "I: " . $rss->channel["image"]["url"];
236 $icon_url = $rss->image
["url"];
238 if ($icon_url && !$orig_icon_url != db_escape_string($icon_url)) {
239 $icon_url = db_escape_string($icon_url);
240 db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'");
246 $result = db_query($link, "SELECT reg_exp,
247 (SELECT name FROM ttrss_filter_types
248 WHERE id = filter_type) as name,
249 (SELECT name FROM ttrss_filter_actions
250 WHERE id = action_id) as action
251 FROM ttrss_filters WHERE
252 owner_uid = $owner_uid AND
253 (feed_id IS NULL OR feed_id = '$feed')");
255 while ($line = db_fetch_assoc($result)) {
256 if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
258 $filter["reg_exp"] = $line["reg_exp"];
259 $filter["action"] = $line["action"];
261 array_push($filters[$line["name"]], $filter);
264 $iterator = $rss->items
;
266 if (!$iterator) $iterator = $rss->entries
;
267 if (!$iterator) $iterator = $rss;
269 foreach ($iterator as $item) {
271 $entry_guid = $item["id"];
273 if (!$entry_guid) $entry_guid = $item["guid"];
274 if (!$entry_guid) $entry_guid = $item["link"];
276 if (!$entry_guid) continue;
278 $entry_timestamp = "";
280 $rss_2_date = $item['pubdate'];
281 $rss_1_date = $item['dc']['date'];
282 $atom_date = $item['issued'];
283 if (!$atom_date) $atom_date = $item['updated'];
285 if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
286 if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
287 if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
289 if ($entry_timestamp == "") {
290 $entry_timestamp = time();
291 $no_orig_date = 'true';
293 $no_orig_date = 'false';
296 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
298 $entry_title = $item["title"];
300 // strange Magpie workaround
301 $entry_link = $item["link_"];
302 if (!$entry_link) $entry_link = $item["link"];
304 if (!$entry_title) continue;
305 if (!$entry_link) continue;
307 $entry_content = $item["content:escaped"];
309 if (!$entry_content) $entry_content = $item["content:encoded"];
310 if (!$entry_content) $entry_content = $item["content"];
311 if (!$entry_content) $entry_content = $item["summary"];
312 if (!$entry_content) $entry_content = $item["description"];
314 // if (!$entry_content) continue;
317 if (is_array($entry_content)) {
318 $entry_content = $entry_content["encoded"];
319 if (!$entry_content) $entry_content = $entry_content["escaped"];
323 // print_r(htmlspecialchars($entry_content));
326 $entry_content_unescaped = $entry_content;
327 $content_hash = "SHA1:" . sha1(strip_tags($entry_content));
329 $entry_comments = $item["comments"];
331 $entry_guid = db_escape_string($entry_guid);
333 $result = db_query($link, "SELECT id FROM ttrss_entries
334 WHERE guid = '$entry_guid'");
336 $entry_content = db_escape_string($entry_content);
337 $entry_title = db_escape_string($entry_title);
338 $entry_link = db_escape_string($entry_link);
339 $entry_comments = db_escape_string($entry_comments);
341 $num_comments = db_escape_string($item["slash"]["comments"]);
343 if (!$num_comments) $num_comments = 0;
345 if (db_num_rows($result) == 0) {
347 // base post entry does not exist, create it
349 $result = db_query($link,
350 "INSERT INTO ttrss_entries
365 '$entry_timestamp_fmt',
374 // now it should exist, if not - bad luck then
376 $result = db_query($link, "SELECT
377 id,content_hash,no_orig_date,title,
378 substring(updated,1,19) as updated,
382 WHERE guid = '$entry_guid'");
384 if (db_num_rows($result) == 1) {
386 // this will be used below in update handler
387 $orig_content_hash = db_fetch_result($result, 0, "content_hash");
388 $orig_title = db_fetch_result($result, 0, "title");
389 $orig_num_comments = db_fetch_result($result, 0, "num_comments");
391 $ref_id = db_fetch_result($result, 0, "id");
393 // check for user post link to main table
395 // do we allow duplicate posts with same GUID in different feeds?
396 if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid)) {
397 $dupcheck_qpart = "AND feed_id = '$feed'";
399 $dupcheck_qpart = "";
402 // error_reporting(0);
404 $filter_name = get_filter_name($entry_title, $entry_content,
405 $entry_link, $filters);
407 if ($filter_name == "filter") {
411 // error_reporting (DEFAULT_ERROR_LEVEL);
413 $result = db_query($link,
414 "SELECT ref_id FROM ttrss_user_entries WHERE
415 ref_id = '$ref_id' AND owner_uid = '$owner_uid'
418 // okay it doesn't exist - create user entry
419 if (db_num_rows($result) == 0) {
421 if ($filter_name != 'catchup') {
423 $last_read_qpart = 'NULL';
426 $last_read_qpart = 'NOW()';
429 $result = db_query($link,
430 "INSERT INTO ttrss_user_entries
431 (ref_id, owner_uid, feed_id, unread, last_read)
432 VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
436 $post_needs_update = false;
438 if (get_pref($link, "UPDATE_POST_ON_CHECKSUM_CHANGE", $owner_uid) &&
439 ($content_hash != $orig_content_hash)) {
440 $post_needs_update = true;
443 if ($orig_title != $entry_title) {
444 $post_needs_update = true;
447 if ($orig_num_comments != $num_comments) {
448 $post_needs_update = true;
451 // this doesn't seem to be very reliable
453 // if ($orig_timestamp != $entry_timestamp && !$orig_no_orig_date) {
454 // $post_needs_update = true;
457 // if post needs update, update it and mark all user entries
458 // linking to this post as updated
459 if ($post_needs_update) {
461 // print "<!-- post $orig_title needs update : $post_needs_update -->";
463 db_query($link, "UPDATE ttrss_entries
464 SET title = '$entry_title', content = '$entry_content',
465 num_comments = '$num_comments'
466 WHERE id = '$ref_id'");
468 db_query($link, "UPDATE ttrss_user_entries
469 SET last_read = null WHERE ref_id = '$ref_id' AND unread = false");
475 // <a href="http://technorati.com/tag/Xorg" rel="tag">Xorg</a>, //
479 preg_match_all("/<a.*?href=.http:\/\/.*?technorati.com\/tag\/([^\"\'>]+)/i",
480 $entry_content_unescaped, $entry_tags);
482 // print "<br>$entry_title : $entry_content_unescaped<br>";
483 // print_r($entry_tags);
486 $entry_tags = $entry_tags[1];
488 if (count($entry_tags) > 0) {
490 $result = db_query($link, "SELECT id,int_id
491 FROM ttrss_entries,ttrss_user_entries
492 WHERE guid = '$entry_guid'
493 AND feed_id = '$feed' AND ref_id = id
494 AND owner_uid = '$owner_uid'");
496 if (db_num_rows($result) == 1) {
498 $entry_id = db_fetch_result($result, 0, "id");
499 $entry_int_id = db_fetch_result($result, 0, "int_id");
501 foreach ($entry_tags as $tag) {
502 $tag = db_escape_string(strtolower($tag));
504 $tag = str_replace("+", " ", $tag);
505 $tag = str_replace("technorati tag: ", "", $tag);
507 $result = db_query($link, "SELECT id FROM ttrss_tags
508 WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
509 owner_uid = '$owner_uid' LIMIT 1");
511 // print db_fetch_result($result, 0, "id");
513 if ($result && db_num_rows($result) == 0) {
515 // print "tagging $entry_id as $tag<br>";
517 db_query($link, "INSERT INTO ttrss_tags
518 (owner_uid,tag_name,post_int_id)
519 VALUES ('$owner_uid','$tag', '$entry_int_id')");
526 db_query($link, "UPDATE ttrss_feeds
527 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
529 db_query($link, "COMMIT");
532 $error_msg = db_escape_string(magpie_error());
534 "UPDATE ttrss_feeds SET last_error = '$error_msg',
535 last_updated = NOW() WHERE id = '$feed'");
540 function print_select($id, $default, $values, $attributes = "") {
541 print "<select id=\"$id\" $attributes>";
542 foreach ($values as $v) {
548 print "<option$sel>$v</option>";
553 function get_filter_name($title, $content, $link, $filters) {
555 if ($filters["title"]) {
556 foreach ($filters["title"] as $filter) {
557 $reg_exp = $filter["reg_exp"];
558 if (preg_match("/$reg_exp/i", $title)) {
559 return $filter["action"];
564 if ($filters["content"]) {
565 foreach ($filters["content"] as $filter) {
566 $reg_exp = $filter["reg_exp"];
567 if (preg_match("/$reg_exp/i", $content)) {
568 return $filter["action"];
573 if ($filters["both"]) {
574 foreach ($filters["both"] as $filter) {
575 $reg_exp = $filter["reg_exp"];
576 if (preg_match("/$reg_exp/i", $title) ||
577 preg_match("/$reg_exp/i", $content)) {
578 return $filter["action"];
583 if ($filters["link"]) {
584 $reg_exp = $filter["reg_exp"];
585 foreach ($filters["link"] as $filter) {
586 $reg_exp = $filter["reg_exp"];
587 if (preg_match("/$reg_exp/i", $link)) {
588 return $filter["action"];
596 function printFeedEntry($feed_id, $class, $feed_title, $unread, $icon_file, $link) {
598 if (file_exists($icon_file) && filesize($icon_file) > 0) {
599 $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"$icon_file\">";
601 $feed_icon = "<img id=\"FIMG-$feed_id\" src=\"images/blank_icon.gif\">";
604 $feed = "<a href=\"javascript:viewfeed('$feed_id', 0);\">$feed_title</a>";
606 print "<li id=\"FEEDR-$feed_id\" class=\"$class\">";
607 if (get_pref($link, 'ENABLE_FEED_ICONS')) {
611 print "<span id=\"FEEDN-$feed_id\">$feed</span>";
616 $fctr_class = "class=\"invisible\"";
619 print "<span $fctr_class id=\"FEEDCTR-$feed_id\">
620 (<span id=\"FEEDU-$feed_id\">$unread</span>)</span>";
626 function getmicrotime() {
627 list($usec, $sec) = explode(" ",microtime());
628 return ((float)$usec +
(float)$sec);
631 function print_radio($id, $default, $values, $attributes = "") {
632 foreach ($values as $v) {
640 $sel .= " value=\"1\"";
642 $sel .= " value=\"0\"";
645 print "<input type=\"radio\" $sel $attributes name=\"$id\"> $v ";
650 function initialize_user_prefs($link, $uid) {
652 $uid = db_escape_string($uid);
654 db_query($link, "BEGIN");
656 $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
658 $u_result = db_query($link, "SELECT pref_name
659 FROM ttrss_user_prefs WHERE owner_uid = '$uid'");
661 $active_prefs = array();
663 while ($line = db_fetch_assoc($u_result)) {
664 array_push($active_prefs, $line["pref_name"]);
667 while ($line = db_fetch_assoc($result)) {
668 if (array_search($line["pref_name"], $active_prefs) === FALSE) {
669 // print "adding " . $line["pref_name"] . "<br>";
671 db_query($link, "INSERT INTO ttrss_user_prefs
672 (owner_uid,pref_name,value) VALUES
673 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
678 db_query($link, "COMMIT");
682 function authenticate_user($link, $login, $password) {
684 $pwd_hash = 'SHA1:' . sha1($password);
686 $result = db_query($link, "SELECT id,login,access_level FROM ttrss_users WHERE
687 login = '$login' AND (pwd_hash = '$password' OR pwd_hash = '$pwd_hash')");
689 if (db_num_rows($result) == 1) {
690 $_SESSION["uid"] = db_fetch_result($result, 0, "id");
691 $_SESSION["name"] = db_fetch_result($result, 0, "login");
692 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
694 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
697 $user_theme = get_user_theme_path($link);
699 $_SESSION["theme"] = $user_theme;
701 initialize_user_prefs($link, $_SESSION["uid"]);
710 function make_password($length = 8) {
713 $possible = "0123456789bcdfghjkmnpqrstvwxyz";
717 while ($i < $length) {
718 $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
720 if (!strstr($password, $char)) {
728 // this is called after user is created to initialize default feeds, labels
731 // user preferences are checked on every login, not here
733 function initialize_user($link, $uid) {
735 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
736 values ('$uid','unread = true', 'Unread articles')");
738 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
739 values ('$uid','last_read is null and unread = false', 'Updated articles')");
741 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
742 values ('$uid', 'Tiny Tiny RSS: New Releases',
743 'http://tt-rss.spb.ru/releases.rss')");
747 function logout_user() {
751 function get_script_urlpath() {
752 return preg_replace('/\/[^\/]*$/', "", $_SERVER["REQUEST_URI"]);
755 function get_login_redirect() {
756 $server = $_SERVER["SERVER_NAME"];
758 if (ENABLE_LOGIN_SSL
) {
764 $url_path = get_script_urlpath();
766 $redirect_uri = "$protocol://$server$url_path/login.php";
768 return $redirect_uri;
771 function login_sequence($link) {
772 if (!SINGLE_USER_MODE
) {
774 if (!USE_HTTP_AUTH
) {
775 if (!$_SESSION["uid"]) {
776 $redirect_uri = get_login_redirect();
777 $return_to = preg_replace('/.*?\//', '', $_SERVER["REQUEST_URI"]);
778 header("Location: $redirect_uri?rt=$return_to");
782 if (!$_SESSION["uid"]) {
783 if (!$_SERVER["PHP_AUTH_USER"]) {
785 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS"');
786 header('HTTP/1.0 401 Unauthorized');
790 $auth_result = authenticate_user($link,
791 $_SERVER["PHP_AUTH_USER"], $_SERVER["PHP_AUTH_PW"]);
794 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS"');
795 header('HTTP/1.0 401 Unauthorized');
802 $_SESSION["uid"] = 1;
803 $_SESSION["name"] = "admin";
804 initialize_user_prefs($link, 1);
808 function truncate_string($str, $max_len) {
809 if (strlen($str) > $max_len) {
810 return substr($str, 0, $max_len) . "...";
816 function get_user_theme_path($link) {
817 $result = db_query($link, "SELECT theme_path FROM ttrss_themes
818 WHERE id = (SELECT theme_id FROM ttrss_users
819 WHERE id = " . $_SESSION["uid"] . ")");
820 if (db_num_rows($result) != 0) {
821 return db_fetch_result($result, 0, "theme_path");
827 function smart_date_time($timestamp) {
828 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
829 return date("G:i", $timestamp);
830 } else if (date("Y", $timestamp) == date("Y")) {
831 return date("M d, G:i", $timestamp);
833 return date("Y/m/d G:i");
837 function smart_date($timestamp) {
838 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
840 } else if (date("Y", $timestamp) == date("Y")) {
841 return date("D m", $timestamp);
843 return date("Y/m/d");
847 function sql_bool_to_string($s) {
848 if ($s == "t" ||
$s == "1") {
855 function toggleEvenOdd($a) {