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
173 FROM ttrss_feeds WHERE id = '$feed'");
175 $update_interval = db_fetch_result($result, 0, "update_interval");
177 if ($update_interval < 0) { return; }
179 $feed = db_escape_string($feed);
182 $rss = fetch_rss($feed_url);
184 error_reporting (DEFAULT_ERROR_LEVEL
);
186 $feed = db_escape_string($feed);
190 db_query($link, "BEGIN");
192 $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid
193 FROM ttrss_feeds WHERE id = '$feed'");
195 $registered_title = db_fetch_result($result, 0, "title");
196 $orig_icon_url = db_fetch_result($result, 0, "icon_url");
197 $orig_site_url = db_fetch_result($result, 0, "site_url");
199 $owner_uid = db_fetch_result($result, 0, "owner_uid");
201 if (get_pref($link, 'ENABLE_FEED_ICONS', $owner_uid)) {
202 check_feed_favicon($feed_url, $feed, $link);
205 if (!$registered_title) {
206 $feed_title = db_escape_string($rss->channel
["title"]);
207 db_query($link, "UPDATE ttrss_feeds SET
208 title = '$feed_title' WHERE id = '$feed'");
211 $site_url = $rss->channel
["link"];
212 // weird, weird Magpie
213 if (!$site_url) $site_url = db_escape_string($rss->channel
["link_"]);
215 if ($site_url && $orig_site_url != db_escape_string($site_url)) {
216 db_query($link, "UPDATE ttrss_feeds SET
217 site_url = '$site_url' WHERE id = '$feed'");
220 // print "I: " . $rss->channel["image"]["url"];
222 $icon_url = $rss->image
["url"];
224 if ($icon_url && !$orig_icon_url != db_escape_string($icon_url)) {
225 $icon_url = db_escape_string($icon_url);
226 db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'");
232 $result = db_query($link, "SELECT reg_exp,
233 (SELECT name FROM ttrss_filter_types
234 WHERE id = filter_type) as name,
235 (SELECT name FROM ttrss_filter_actions
236 WHERE id = action_id) as action
237 FROM ttrss_filters WHERE
238 owner_uid = $owner_uid AND
239 (feed_id IS NULL OR feed_id = '$feed')");
241 while ($line = db_fetch_assoc($result)) {
242 if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
244 $filter["reg_exp"] = $line["reg_exp"];
245 $filter["action"] = $line["action"];
247 array_push($filters[$line["name"]], $filter);
250 $iterator = $rss->items
;
252 if (!$iterator) $iterator = $rss->entries
;
253 if (!$iterator) $iterator = $rss;
255 foreach ($iterator as $item) {
257 $entry_guid = $item["id"];
259 if (!$entry_guid) $entry_guid = $item["guid"];
260 if (!$entry_guid) $entry_guid = $item["link"];
262 if (!$entry_guid) continue;
264 $entry_timestamp = "";
266 $rss_2_date = $item['pubdate'];
267 $rss_1_date = $item['dc']['date'];
268 $atom_date = $item['issued'];
269 if (!$atom_date) $atom_date = $item['updated'];
271 if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
272 if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
273 if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
275 if ($entry_timestamp == "") {
276 $entry_timestamp = time();
277 $no_orig_date = 'true';
279 $no_orig_date = 'false';
282 $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
284 $entry_title = $item["title"];
286 // strange Magpie workaround
287 $entry_link = $item["link_"];
288 if (!$entry_link) $entry_link = $item["link"];
290 if (!$entry_title) continue;
291 if (!$entry_link) continue;
293 $entry_content = $item["content:escaped"];
295 if (!$entry_content) $entry_content = $item["content:encoded"];
296 if (!$entry_content) $entry_content = $item["content"];
297 if (!$entry_content) $entry_content = $item["summary"];
298 if (!$entry_content) $entry_content = $item["description"];
300 // if (!$entry_content) continue;
303 if (is_array($entry_content)) {
304 $entry_content = $entry_content["encoded"];
305 if (!$entry_content) $entry_content = $entry_content["escaped"];
309 // print_r(htmlspecialchars($entry_content));
312 $entry_content_unescaped = $entry_content;
313 $content_hash = "SHA1:" . sha1(strip_tags($entry_content));
315 $entry_comments = $item["comments"];
317 $entry_guid = db_escape_string($entry_guid);
319 $result = db_query($link, "SELECT id FROM ttrss_entries
320 WHERE guid = '$entry_guid'");
322 $entry_content = db_escape_string($entry_content);
323 $entry_title = db_escape_string($entry_title);
324 $entry_link = db_escape_string($entry_link);
325 $entry_comments = db_escape_string($entry_comments);
327 $num_comments = db_escape_string($item["slash"]["comments"]);
329 if (!$num_comments) $num_comments = 0;
331 if (db_num_rows($result) == 0) {
333 // base post entry does not exist, create it
335 $result = db_query($link,
336 "INSERT INTO ttrss_entries
351 '$entry_timestamp_fmt',
360 // now it should exist, if not - bad luck then
362 $result = db_query($link, "SELECT
363 id,content_hash,no_orig_date,title,
364 substring(updated,1,19) as updated,
368 WHERE guid = '$entry_guid'");
370 if (db_num_rows($result) == 1) {
372 // this will be used below in update handler
373 $orig_content_hash = db_fetch_result($result, 0, "content_hash");
374 $orig_title = db_fetch_result($result, 0, "title");
375 $orig_num_comments = db_fetch_result($result, 0, "num_comments");
377 $ref_id = db_fetch_result($result, 0, "id");
379 // check for user post link to main table
381 // do we allow duplicate posts with same GUID in different feeds?
382 if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid)) {
383 $dupcheck_qpart = "AND feed_id = '$feed'";
385 $dupcheck_qpart = "";
388 // error_reporting(0);
390 $filter_name = get_filter_name($entry_title, $entry_content,
391 $entry_link, $filters);
393 if ($filter_name == "filter") {
397 // error_reporting (DEFAULT_ERROR_LEVEL);
399 $result = db_query($link,
400 "SELECT ref_id FROM ttrss_user_entries WHERE
401 ref_id = '$ref_id' AND owner_uid = '$owner_uid'
404 // okay it doesn't exist - create user entry
405 if (db_num_rows($result) == 0) {
407 if ($filter_name != 'catchup') {
409 $last_read_qpart = 'NULL';
412 $last_read_qpart = 'NOW()';
415 $result = db_query($link,
416 "INSERT INTO ttrss_user_entries
417 (ref_id, owner_uid, feed_id, unread, last_read)
418 VALUES ('$ref_id', '$owner_uid', '$feed', $unread,
422 $post_needs_update = false;
424 if (get_pref($link, "UPDATE_POST_ON_CHECKSUM_CHANGE", $owner_uid) &&
425 ($content_hash != $orig_content_hash)) {
426 $post_needs_update = true;
429 if ($orig_title != $entry_title) {
430 $post_needs_update = true;
433 if ($orig_num_comments != $num_comments) {
434 $post_needs_update = true;
437 // this doesn't seem to be very reliable
439 // if ($orig_timestamp != $entry_timestamp && !$orig_no_orig_date) {
440 // $post_needs_update = true;
443 // if post needs update, update it and mark all user entries
444 // linking to this post as updated
445 if ($post_needs_update) {
447 // print "<!-- post $orig_title needs update : $post_needs_update -->";
449 db_query($link, "UPDATE ttrss_entries
450 SET title = '$entry_title', content = '$entry_content',
451 num_comments = '$num_comments'
452 WHERE id = '$ref_id'");
454 db_query($link, "UPDATE ttrss_user_entries
455 SET last_read = null WHERE ref_id = '$ref_id' AND unread = false");
461 // <a href="http://technorati.com/tag/Xorg" rel="tag">Xorg</a>, //
465 preg_match_all("/<a.*?href=.http:\/\/.*?technorati.com\/tag\/([^\"\'>]+)/i",
466 $entry_content_unescaped, $entry_tags);
468 // print "<br>$entry_title : $entry_content_unescaped<br>";
469 // print_r($entry_tags);
472 $entry_tags = $entry_tags[1];
474 if (count($entry_tags) > 0) {
476 $result = db_query($link, "SELECT id,int_id
477 FROM ttrss_entries,ttrss_user_entries
478 WHERE guid = '$entry_guid'
479 AND feed_id = '$feed' AND ref_id = id
480 AND owner_uid = '$owner_uid'");
482 if (db_num_rows($result) == 1) {
484 $entry_id = db_fetch_result($result, 0, "id");
485 $entry_int_id = db_fetch_result($result, 0, "int_id");
487 foreach ($entry_tags as $tag) {
488 $tag = db_escape_string(strtolower($tag));
490 $tag = str_replace("+", " ", $tag);
491 $tag = str_replace("technorati tag: ", "", $tag);
493 $result = db_query($link, "SELECT id FROM ttrss_tags
494 WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND
495 owner_uid = '$owner_uid' LIMIT 1");
497 // print db_fetch_result($result, 0, "id");
499 if ($result && db_num_rows($result) == 0) {
501 // print "tagging $entry_id as $tag<br>";
503 db_query($link, "INSERT INTO ttrss_tags
504 (owner_uid,tag_name,post_int_id)
505 VALUES ('$owner_uid','$tag', '$entry_int_id')");
512 db_query($link, "UPDATE ttrss_feeds
513 SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
515 db_query($link, "COMMIT");
518 $error_msg = db_escape_string(magpie_error());
520 "UPDATE ttrss_feeds SET last_error = '$error_msg',
521 last_updated = NOW() WHERE id = '$feed'");
526 function print_select($id, $default, $values, $attributes = "") {
527 print "<select id=\"$id\" $attributes>";
528 foreach ($values as $v) {
534 print "<option$sel>$v</option>";
539 function get_filter_name($title, $content, $link, $filters) {
541 if ($filters["title"]) {
542 foreach ($filters["title"] as $filter) {
543 $reg_exp = $filter["reg_exp"];
544 if (preg_match("/$reg_exp/i", $title)) {
545 return $filter["action"];
550 if ($filters["content"]) {
551 foreach ($filters["content"] as $filter) {
552 $reg_exp = $filter["reg_exp"];
553 if (preg_match("/$reg_exp/i", $content)) {
554 return $filter["action"];
559 if ($filters["both"]) {
560 foreach ($filters["both"] as $filter) {
561 $reg_exp = $filter["reg_exp"];
562 if (preg_match("/$reg_exp/i", $title) ||
563 preg_match("/$reg_exp/i", $content)) {
564 return $filter["action"];
569 if ($filters["link"]) {
570 $reg_exp = $filter["reg_exp"];
571 foreach ($filters["link"] as $filter) {
572 $reg_exp = $filter["reg_exp"];
573 if (preg_match("/$reg_exp/i", $link)) {
574 return $filter["action"];
582 function printFeedEntry($feed_id, $class, $feed_title, $unread, $icon_file, $link) {
584 if (file_exists($icon_file) && filesize($icon_file) > 0) {
585 $feed_icon = "<img src=\"$icon_file\">";
587 $feed_icon = "<img src=\"images/blank_icon.gif\">";
590 $feed = "<a href=\"javascript:viewfeed('$feed_id', 0);\">$feed_title</a>";
592 print "<li id=\"FEEDR-$feed_id\" class=\"$class\">";
593 if (get_pref($link, 'ENABLE_FEED_ICONS')) {
597 print "<span id=\"FEEDN-$feed_id\">$feed</span>";
602 $fctr_class = "class=\"invisible\"";
605 print "<span $fctr_class id=\"FEEDCTR-$feed_id\">
606 (<span id=\"FEEDU-$feed_id\">$unread</span>)</span>";
612 function getmicrotime() {
613 list($usec, $sec) = explode(" ",microtime());
614 return ((float)$usec +
(float)$sec);
617 function print_radio($id, $default, $values, $attributes = "") {
618 foreach ($values as $v) {
626 $sel .= " value=\"1\"";
628 $sel .= " value=\"0\"";
631 print "<input type=\"radio\" $sel $attributes name=\"$id\"> $v ";
636 function initialize_user_prefs($link, $uid) {
638 $uid = db_escape_string($uid);
640 db_query($link, "BEGIN");
642 $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
644 $u_result = db_query($link, "SELECT pref_name
645 FROM ttrss_user_prefs WHERE owner_uid = '$uid'");
647 $active_prefs = array();
649 while ($line = db_fetch_assoc($u_result)) {
650 array_push($active_prefs, $line["pref_name"]);
653 while ($line = db_fetch_assoc($result)) {
654 if (array_search($line["pref_name"], $active_prefs) === FALSE) {
655 // print "adding " . $line["pref_name"] . "<br>";
657 db_query($link, "INSERT INTO ttrss_user_prefs
658 (owner_uid,pref_name,value) VALUES
659 ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
664 db_query($link, "COMMIT");
668 function authenticate_user($link, $login, $password) {
670 $pwd_hash = 'SHA1:' . sha1($password);
672 $result = db_query($link, "SELECT id,login,access_level FROM ttrss_users WHERE
673 login = '$login' AND (pwd_hash = '$password' OR pwd_hash = '$pwd_hash')");
675 if (db_num_rows($result) == 1) {
676 $_SESSION["uid"] = db_fetch_result($result, 0, "id");
677 $_SESSION["name"] = db_fetch_result($result, 0, "login");
678 $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
680 db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
683 $user_theme = get_user_theme_path($link);
685 $_SESSION["theme"] = $user_theme;
687 initialize_user_prefs($link, $_SESSION["uid"]);
696 function make_password($length = 8) {
699 $possible = "0123456789bcdfghjkmnpqrstvwxyz";
703 while ($i < $length) {
704 $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
706 if (!strstr($password, $char)) {
714 // this is called after user is created to initialize default feeds, labels
717 // user preferences are checked on every login, not here
719 function initialize_user($link, $uid) {
721 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
722 values ('$uid','unread = true', 'Unread articles')");
724 db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
725 values ('$uid','last_read is null and unread = false', 'Updated articles')");
727 db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
728 values ('$uid', 'Tiny Tiny RSS: New Releases',
729 'http://tt-rss.spb.ru/releases.rss')");
733 function logout_user() {
737 function get_script_urlpath() {
738 return preg_replace('/\/[^\/]*$/', "", $_SERVER["REQUEST_URI"]);
741 function get_login_redirect() {
742 $server = $_SERVER["SERVER_NAME"];
744 if (ENABLE_LOGIN_SSL
) {
750 $url_path = get_script_urlpath();
752 $redirect_uri = "$protocol://$server$url_path/login.php";
754 return $redirect_uri;
757 function login_sequence($link) {
758 if (!SINGLE_USER_MODE
) {
760 if (!USE_HTTP_AUTH
) {
761 if (!$_SESSION["uid"]) {
762 $redirect_uri = get_login_redirect();
763 header("Location: $redirect_uri?rt=tt-rss.php");
767 if (!$_SESSION["uid"]) {
768 if (!$_SERVER["PHP_AUTH_USER"]) {
770 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS"');
771 header('HTTP/1.0 401 Unauthorized');
775 $auth_result = authenticate_user($link,
776 $_SERVER["PHP_AUTH_USER"], $_SERVER["PHP_AUTH_PW"]);
779 header('WWW-Authenticate: Basic realm="Tiny Tiny RSS"');
780 header('HTTP/1.0 401 Unauthorized');
787 $_SESSION["uid"] = 1;
788 $_SESSION["name"] = "admin";
789 initialize_user_prefs($link, 1);
793 function truncate_string($str, $max_len) {
794 if (strlen($str) > $max_len) {
795 return substr($str, 0, $max_len) . "...";
801 function get_user_theme_path($link) {
802 $result = db_query($link, "SELECT theme_path FROM ttrss_themes
803 WHERE id = (SELECT theme_id FROM ttrss_users
804 WHERE id = " . $_SESSION["uid"] . ")");
805 if (db_num_rows($result) != 0) {
806 return db_fetch_result($result, 0, "theme_path");
812 function smart_date_time($timestamp) {
813 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
814 return date("G:i", $timestamp);
815 } else if (date("Y", $timestamp) == date("Y")) {
816 return date("M d, G:i", $timestamp);
818 return date("Y/m/d G:i");
822 function smart_date($timestamp) {
823 if (date("Y.m.d", $timestamp) == date("Y.m.d")) {
825 } else if (date("Y", $timestamp) == date("Y")) {
826 return date("D m", $timestamp);
828 return date("Y/m/d");
832 function sql_bool_to_string($s) {
833 if ($s == "t" ||
$s == "1") {