";
}
if ($purge_interval > 0) {
purge_feed($link, $feed_id, $purge_interval);
}
}
}
function purge_old_posts($link) {
$user_id = $_SESSION["uid"];
$result = db_query($link, "SELECT id,purge_interval FROM ttrss_feeds
WHERE owner_uid = '$user_id'");
while ($line = db_fetch_assoc($result)) {
$feed_id = $line["id"];
$purge_interval = $line["purge_interval"];
if ($purge_interval == 0) $purge_interval = get_pref($link, 'PURGE_OLD_DAYS');
if ($purge_interval > 0) {
purge_feed($link, $feed_id, $purge_interval);
}
}
}
function update_all_feeds($link, $fetch) {
if (WEB_DEMO_MODE) return;
if (get_pref($link, 'DAEMON_REFRESH_ONLY')) {
if (!$_GET["daemon"]) {
return;
}
}
db_query($link, "BEGIN");
$user_id = $_SESSION["uid"];
$result = db_query($link, "SELECT feed_url,id,
substring(last_updated,1,19) as last_updated,
update_interval FROM ttrss_feeds WHERE owner_uid = '$user_id'");
while ($line = db_fetch_assoc($result)) {
$upd_intl = $line["update_interval"];
if (!$upd_intl || $upd_intl == 0) {
$upd_intl = get_pref($link, 'DEFAULT_UPDATE_INTERVAL');
}
if (!$line["last_updated"] ||
time() - strtotime($line["last_updated"]) > ($upd_intl * 60)) {
update_rss_feed($link, $line["feed_url"], $line["id"]);
}
}
purge_old_posts($link);
db_query($link, "COMMIT");
}
function check_feed_favicon($feed_url, $feed, $link) {
$feed_url = str_replace("http://", "", $feed_url);
$feed_url = preg_replace("/\/.*$/", "", $feed_url);
$icon_url = "http://$feed_url/favicon.ico";
$icon_file = ICONS_DIR . "/$feed.ico";
if (!file_exists($icon_file)) {
error_reporting(0);
$r = fopen($icon_url, "r");
error_reporting (E_ERROR | E_WARNING | E_PARSE);
if ($r) {
$tmpfname = tempnam("/tmp", "ttrssicon");
$t = fopen($tmpfname, "w");
while (!feof($r)) {
$buf = fread($r, 16384);
fwrite($t, $buf);
}
fclose($r);
fclose($t);
error_reporting(0);
if (!rename($tmpfname, $icon_file)) {
unlink($tmpfname);
}
chmod($icon_file, 0644);
error_reporting (E_ERROR | E_WARNING | E_PARSE);
}
}
}
function update_rss_feed($link, $feed_url, $feed) {
if (WEB_DEMO_MODE) return;
$feed = db_escape_string($feed);
error_reporting(0);
$rss = fetch_rss($feed_url);
error_reporting (E_ERROR | E_WARNING | E_PARSE);
db_query($link, "BEGIN");
$feed = db_escape_string($feed);
if ($rss) {
if (get_pref($link, 'ENABLE_FEED_ICONS')) {
check_feed_favicon($feed_url, $feed, $link);
}
$result = db_query($link, "SELECT title,icon_url FROM ttrss_feeds WHERE id = '$feed'");
$registered_title = db_fetch_result($result, 0, "title");
$orig_icon_url = db_fetch_result($result, 0, "icon_url");
if (!$registered_title) {
$feed_title = db_escape_string($rss->channel["title"]);
db_query($link, "UPDATE ttrss_feeds SET title = '$feed_title' WHERE id = '$feed'");
}
// print "I: " . $rss->channel["image"]["url"];
$icon_url = $rss->image["url"];
if ($icon_url && !$orig_icon_url) {
$icon_url = db_escape_string($icon_url);
db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'");
}
$filters = array();
$result = db_query($link, "SELECT reg_exp,
(SELECT name FROM ttrss_filter_types
WHERE id = filter_type) as name
FROM ttrss_filters WHERE owner_uid = ".$_SESSION["uid"]);
while ($line = db_fetch_assoc($result)) {
if (!$filters[$line["name"]]) $filters[$line["name"]] = array();
array_push($filters[$line["name"]], $line["reg_exp"]);
}
foreach ($rss->items as $item) {
$entry_guid = $item["id"];
if (!$entry_guid) $entry_guid = $item["guid"];
if (!$entry_guid) $entry_guid = $item["link"];
if (!$entry_guid) continue;
$entry_timestamp = "";
$rss_2_date = $item['pubdate'];
$rss_1_date = $item['dc']['date'];
$atom_date = $item['issued'];
if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date);
if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date);
if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date);
if ($entry_timestamp == "") {
$entry_timestamp = time();
$no_orig_date = 'true';
} else {
$no_orig_date = 'false';
}
$entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp);
$entry_title = $item["title"];
$entry_link = $item["link"];
if (!$entry_title) continue;
if (!$entry_link) continue;
$entry_content = $item["content:escaped"];
if (!$entry_content) $entry_content = $item["content:encoded"];
if (!$entry_content) $entry_content = $item["content"];
if (!$entry_content) $entry_content = $item["description"];
// if (!$entry_content) continue;
// WTF
if (is_array($entry_content)) {
$entry_content = $entry_content["encoded"];
if (!$entry_content) $entry_content = $entry_content["escaped"];
}
// print_r($item);
// print_r($entry_content);
$content_hash = "SHA1:" . sha1(strip_tags($entry_content));
$entry_comments = $item["comments"];
$entry_guid = db_escape_string($entry_guid);
$result = db_query($link, "
SELECT
id,last_read,no_orig_date,title,feed_id,content_hash,
substring(updated,1,19) as updated
FROM
ttrss_entries
WHERE
guid = '$entry_guid' AND
owner_uid = " . $_SESSION["uid"]." AND
feed_id = '$feed'");
// print db_num_rows($result) . "$entry_guid
";
if (db_num_rows($result) == 0) {
error_reporting(0);
if (is_filtered($entry_title, $entry_content, $filters)) {
continue;
}
error_reporting (E_ERROR | E_WARNING | E_PARSE);
//$entry_guid = db_escape_string($entry_guid);
$entry_content = db_escape_string($entry_content);
$entry_title = db_escape_string($entry_title);
$entry_link = db_escape_string($entry_link);
$entry_comments = db_escape_string($entry_comments);
$query = "INSERT
INTO ttrss_entries
(title,
guid,
link,
updated,
content,
content_hash,
feed_id,
comments,
no_orig_date,
date_entered,
owner_uid)
VALUES
('$entry_title',
'$entry_guid',
'$entry_link',
'$entry_timestamp_fmt',
'$entry_content',
'$content_hash',
'$feed',
'$entry_comments',
$no_orig_date,
NOW(),".$_SESSION["uid"].")";
$result = db_query($link, $query);
} else {
$orig_entry_id = db_fetch_result($result, 0, "id");
$orig_feed_id = db_fetch_result($result, 0, "feed_id");
// print "OED: $orig_entry_id; OID: $orig_feed_id ; FID: $feed
";
if ($orig_feed_id != $feed) {
// print "GUID $entry_guid: update from different feed ($orig_feed_id, $feed): $entry_guid [$entry_title]";
continue;
}
$entry_is_modified = false;
$orig_timestamp = strtotime(db_fetch_result($result, 0, "updated"));
$orig_content_hash = db_fetch_result($result, 0, "content_hash");
$orig_last_read = db_fetch_result($result, 0, "last_read");
$orig_no_orig_date = db_fetch_result($result, 0, "no_orig_date");
$orig_title = db_fetch_result($result, 0, "title");
$last_read_qpart = "";
if ($orig_content_hash != $content_hash) {
// print "$orig_content_hash :: $content_hash
";
if (get_pref($link, 'UPDATE_POST_ON_CHECKSUM_CHANGE')) {
$last_read_qpart = 'last_read = null,';
}
$entry_is_modified = true;
}
if ($orig_title != $entry_title) {
$entry_is_modified = true;
}
if ($orig_timestamp != $entry_timestamp && !$orig_no_orig_date) {
$entry_is_modified = true;
}
if ($entry_is_modified) {
// print "$entry_guid Modified!
";
$entry_comments = db_escape_string($entry_comments);
$entry_content = db_escape_string($entry_content);
$entry_title = db_escape_string($entry_title);
$entry_link = db_escape_string($entry_link);
$query = "UPDATE ttrss_entries
SET
$last_read_qpart
title = '$entry_title',
link = '$entry_link',
updated = '$entry_timestamp_fmt',
content = '$entry_content',
comments = '$entry_comments',
content_hash = '$content_hash'
WHERE
id = '$orig_entry_id'";
$result = db_query($link, $query);
}
}
/* taaaags */
// Xorg, //
$entry_tags = null;
preg_match_all("/([^>]+)<\/a>/i", $entry_content,
$entry_tags);
$entry_tags = $entry_tags[1];
if (count($entry_tags) > 0) {
$result = db_query($link, "SELECT id FROM ttrss_entries
WHERE guid = '$entry_guid' AND owner_uid = " . $_SESSION["uid"]);
if (!$result || db_num_rows($result) != 1) {
return;
}
$entry_id = db_fetch_result($result, 0, "id");
foreach ($entry_tags as $tag) {
$tag = db_escape_string(strtolower($tag));
$tag = str_replace("technorati tag: ", "", $tag);
$result = db_query($link, "SELECT id FROM ttrss_tags
WHERE tag_name = '$tag' AND post_id = '$entry_id' AND
owner_uid = ".$_SESSION["uid"]." LIMIT 1");
// print db_fetch_result($result, 0, "id");
if ($result && db_num_rows($result) == 0) {
// print "tagging $entry_id as $tag
";
db_query($link, "INSERT INTO ttrss_tags (owner_uid,tag_name,post_id)
VALUES ('".$_SESSION["uid"]."','$tag', '$entry_id')");
}
}
}
}
db_query($link, "UPDATE ttrss_feeds
SET last_updated = NOW(), last_error = '' WHERE id = '$feed'");
} else {
$error_msg = db_escape_string(magpie_error());
db_query($link,
"UPDATE ttrss_feeds SET last_error = '$error_msg',
last_updated = NOW() WHERE id = '$feed'");
}
db_query($link, "COMMIT");
}
function print_select($id, $default, $values, $attributes = "") {
print "";
}
function is_filtered($title, $content, $filters) {
if ($filters["title"]) {
foreach ($filters["title"] as $title_filter) {
if (preg_match("/$title_filter/i", $title))
return true;
}
}
if ($filters["content"]) {
foreach ($filters["content"] as $content_filter) {
if (preg_match("/$content_filter/i", $content))
return true;
}
}
if ($filters["both"]) {
foreach ($filters["both"] as $filter) {
if (preg_match("/$filter/i", $title) || preg_match("/$filter/i", $content))
return true;
}
}
return false;
}
function printFeedEntry($feed_id, $class, $feed_title, $unread, $icon_file, $link) {
if (file_exists($icon_file) && filesize($icon_file) > 0) {
$feed_icon = "![](\"$icon_file\")
";
} else {
$feed_icon = "![](\"images/blank_icon.gif\")
";
}
$feed = "$feed_title";
print "";
if (get_pref($link, 'ENABLE_FEED_ICONS')) {
print "$feed_icon";
}
print "$feed";
if ($unread != 0) {
$fctr_class = "";
} else {
$fctr_class = "class=\"invisible\"";
}
print "
($unread)";
print "";
}
function getmicrotime() {
list($usec, $sec) = explode(" ",microtime());
return ((float)$usec + (float)$sec);
}
function print_radio($id, $default, $values, $attributes = "") {
foreach ($values as $v) {
if ($v == $default)
$sel = "checked";
else
$sel = "";
if ($v == "Yes") {
$sel .= " value=\"1\"";
} else {
$sel .= " value=\"0\"";
}
print " $v ";
}
}
function initialize_user_prefs($link, $uid) {
$uid = db_escape_string($uid);
db_query($link, "BEGIN");
$result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
$u_result = db_query($link, "SELECT pref_name
FROM ttrss_user_prefs WHERE owner_uid = '$uid'");
$active_prefs = array();
while ($line = db_fetch_assoc($u_result)) {
array_push($active_prefs, $line["pref_name"]);
}
while ($line = db_fetch_assoc($result)) {
if (array_search($line["pref_name"], $active_prefs) === FALSE) {
// print "adding " . $line["pref_name"] . "
";
db_query($link, "INSERT INTO ttrss_user_prefs
(owner_uid,pref_name,value) VALUES
('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
}
}
db_query($link, "COMMIT");
}
function authenticate_user($link, $login, $password) {
$pwd_hash = 'SHA1:' . sha1($password);
$result = db_query($link, "SELECT id,login,access_level FROM ttrss_users WHERE
login = '$login' AND (pwd_hash = '$password' OR pwd_hash = '$pwd_hash')");
if (db_num_rows($result) == 1) {
$_SESSION["uid"] = db_fetch_result($result, 0, "id");
$_SESSION["name"] = db_fetch_result($result, 0, "login");
$_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
$_SESSION["uid"]);
return true;
}
return false;
}
function http_authenticate_user($link) {
if (!$_SERVER['PHP_AUTH_USER']) {
header('WWW-Authenticate: Basic realm="Tiny Tiny RSS"');
header('HTTP/1.0 401 Unauthorized');
print "401 Unathorized
";
exit;
} else {
$login = db_escape_string($_SERVER['PHP_AUTH_USER']);
$password = db_escape_string($_SERVER['PHP_AUTH_PW']);
return authenticate_user($link, $login, $password);
}
}
function make_password($length = 8) {
$password = "";
$possible = "0123456789bcdfghjkmnpqrstvwxyz";
$i = 0;
while ($i < $length) {
$char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
if (!strstr($password, $char)) {
$password .= $char;
$i++;
}
}
return $password;
}
// this is called after user is created to initialize default feeds, labels
// or whatever else
// user preferences are checked on every login, not here
function initialize_user($link, $uid) {
db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
values ('$uid','unread = true', 'Unread articles')");
db_query($link, "insert into ttrss_labels (owner_uid,sql_exp,description)
values ('$uid','last_read is null and unread = false', 'Updated articles')");
db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
values ('$uid', 'Tiny Tiny RSS Dev. Feed',
'http://bah.spb.su/darcsweb/darcsweb.cgi?r=tt-rss;a=rss')");
}
?>