<?php
define('EXPECTED_CONFIG_VERSION', 26);
define('SCHEMA_VERSION', 122);
define('LABEL_BASE_INDEX', -1024);
define('PLUGIN_FEED_BASE_INDEX', -128);
define('COOKIE_LIFETIME_LONG', 86400*365);
$fetch_last_error = false;
$fetch_last_error_code = false;
$fetch_last_content_type = false;
$fetch_curl_used = false;
mb_internal_encoding("UTF-8");
date_default_timezone_set('UTC');
if (defined('E_DEPRECATED')) {
error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
} else {
error_reporting(E_ALL & ~E_NOTICE);
}
require_once 'config.php';
/**
* Define a constant if not already defined
*
* @param string $name The constant name.
* @param mixed $value The constant value.
* @access public
* @return boolean True if defined successfully or not.
*/
function define_default($name, $value) {
defined($name) or define($name, $value);
}
///// Some defaults that you can override in config.php //////
define_default('FEED_FETCH_TIMEOUT', 45);
// How may seconds to wait for response when requesting feed from a site
define_default('FEED_FETCH_NO_CACHE_TIMEOUT', 15);
// How may seconds to wait for response when requesting feed from a
// site when that feed wasn't cached before
define_default('FILE_FETCH_TIMEOUT', 45);
// Default timeout when fetching files from remote sites
define_default('FILE_FETCH_CONNECT_TIMEOUT', 15);
// How many seconds to wait for initial response from website when
// fetching files from remote sites
if (DB_TYPE == "pgsql") {
define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
} else {
define('SUBSTRING_FOR_DATE', 'SUBSTRING');
}
/**
* Return available translations names.
*
* @access public
* @return array A array of available translations.
*/
function get_translations() {
$tr = array(
"auto" => "Detect automatically",
"ca_CA" => "Català",
"cs_CZ" => "Česky",
"en_US" => "English",
"es_ES" => "Español",
"de_DE" => "Deutsch",
"fr_FR" => "Français",
"hu_HU" => "Magyar (Hungarian)",
"it_IT" => "Italiano",
"ja_JP" => "日本語 (Japanese)",
"lv_LV" => "Latviešu",
"nb_NO" => "Norwegian bokmål",
"nl_NL" => "Dutch",
"pl_PL" => "Polski",
"ru_RU" => "Русский",
"pt_BR" => "Portuguese/Brazil",
"zh_CN" => "Simplified Chinese",
"sv_SE" => "Svenska",
"fi_FI" => "Suomi");
return $tr;
}
require_once "lib/accept-to-gettext.php";
require_once "lib/gettext/gettext.inc";
require_once "lib/languagedetect/LanguageDetect.php";
function startup_gettext() {
# Get locale from Accept-Language header
$lang = al2gt(array_keys(get_translations()), "text/html");
if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
$lang = _TRANSLATION_OVERRIDE_DEFAULT;
}
if ($_SESSION["uid"] & & get_schema_version() >= 120) {
$pref_lang = get_pref("USER_LANGUAGE", $_SESSION["uid"]);
if ($pref_lang & & $pref_lang != 'auto') {
$lang = $pref_lang;
}
}
if ($lang) {
if (defined('LC_MESSAGES')) {
_setlocale(LC_MESSAGES, $lang);
} else if (defined('LC_ALL')) {
_setlocale(LC_ALL, $lang);
}
_bindtextdomain("messages", "locale");
_textdomain("messages");
_bind_textdomain_codeset("messages", "UTF-8");
}
}
require_once 'db-prefs.php';
require_once 'version.php';
require_once 'ccache.php';
require_once 'labels.php';
define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
ini_set('user_agent', SELF_USER_AGENT);
require_once 'lib/pubsubhubbub/publisher.php';
$schema_version = false;
/**
* Print a timestamped debug message.
*
* @param string $msg The debug message.
* @return void
*/
function _debug($msg, $show = true) {
$ts = strftime("%H:%M:%S", time());
if (function_exists('posix_getpid')) {
$ts = "$ts/" . posix_getpid();
}
if ($show & & !(defined('QUIET') & & QUIET)) {
print "[$ts] $msg\n";
}
if (defined('LOGFILE')) {
$fp = fopen(LOGFILE, 'a+');
if ($fp) {
fputs($fp, "[$ts] $msg\n");
fclose($fp);
}
}
} // function _debug
/**
* Purge a feed old posts.
*
* @param mixed $link A database connection.
* @param mixed $feed_id The id of the purged feed.
* @param mixed $purge_interval Olderness of purged posts.
* @param boolean $debug Set to True to enable the debug. False by default.
* @access public
* @return void
*/
function purge_feed($feed_id, $purge_interval, $debug = false) {
if (!$purge_interval) $purge_interval = feed_purge_interval($feed_id);
$rows = -1;
$result = db_query(
"SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
$owner_uid = false;
if (db_num_rows($result) == 1) {
$owner_uid = db_fetch_result($result, 0, "owner_uid");
}
if ($purge_interval == -1 || !$purge_interval) {
if ($owner_uid) {
ccache_update($feed_id, $owner_uid);
}
return;
}
if (!$owner_uid) return;
if (FORCE_ARTICLE_PURGE == 0) {
$purge_unread = get_pref("PURGE_UNREAD_ARTICLES",
$owner_uid, false);
} else {
$purge_unread = true;
$purge_interval = FORCE_ARTICLE_PURGE;
}
if (!$purge_unread) $query_limit = " unread = false AND ";
if (DB_TYPE == "pgsql") {
$pg_version = get_pgsql_version();
if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
$result = db_query("DELETE FROM ttrss_user_entries WHERE
ttrss_entries.id = ref_id AND
marked = false AND
feed_id = '$feed_id' AND
$query_limit
ttrss_entries.date_updated < NOW ( ) - INTERVAL ' $ purge_interval days ' " ) ;
} else {
$result = db_query("DELETE FROM ttrss_user_entries
USING ttrss_entries
WHERE ttrss_entries.id = ref_id AND
marked = false AND
feed_id = '$feed_id' AND
$query_limit
ttrss_entries.date_updated < NOW ( ) - INTERVAL ' $ purge_interval days ' " ) ;
}
} else {
/* $result = db_query("DELETE FROM ttrss_user_entries WHERE
marked = false AND feed_id = '$feed_id' AND
(SELECT date_updated FROM ttrss_entries WHERE
id = ref_id) < DATE_SUB ( NOW ( ) , INTERVAL $ purge_interval DAY ) " ) ; * /
$result = db_query("DELETE FROM ttrss_user_entries
USING ttrss_user_entries, ttrss_entries
WHERE ttrss_entries.id = ref_id AND
marked = false AND
feed_id = '$feed_id' AND
$query_limit
ttrss_entries.date_updated < DATE_SUB ( NOW ( ) , INTERVAL $ purge_interval DAY ) " ) ;
}
$rows = db_affected_rows($result);
ccache_update($feed_id, $owner_uid);
if ($debug) {
_debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
}
return $rows;
} // function purge_feed
function feed_purge_interval($feed_id) {
$result = db_query("SELECT purge_interval, owner_uid FROM ttrss_feeds
WHERE id = '$feed_id'");
if (db_num_rows($result) == 1) {
$purge_interval = db_fetch_result($result, 0, "purge_interval");
$owner_uid = db_fetch_result($result, 0, "owner_uid");
if ($purge_interval == 0) $purge_interval = get_pref(
'PURGE_OLD_DAYS', $owner_uid);
return $purge_interval;
} else {
return -1;
}
}
function purge_orphans($do_output = false) {
// purge orphaned posts in main content table
$result = db_query("DELETE FROM ttrss_entries WHERE
(SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
if ($do_output) {
$rows = db_affected_rows($result);
_debug("Purged $rows orphaned posts.");
}
}
function get_feed_update_interval($feed_id) {
$result = db_query("SELECT owner_uid, update_interval FROM
ttrss_feeds WHERE id = '$feed_id'");
if (db_num_rows($result) == 1) {
$update_interval = db_fetch_result($result, 0, "update_interval");
$owner_uid = db_fetch_result($result, 0, "owner_uid");
if ($update_interval != 0) {
return $update_interval;
} else {
return get_pref('DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
}
} else {
return -1;
}
}
function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false, $timeout = false, $timestamp = 0) {
global $fetch_last_error;
global $fetch_last_error_code;
global $fetch_last_content_type;
global $fetch_curl_used;
$url = str_replace(' ', '%20', $url);
if (!defined('NO_CURL') & & function_exists('curl_init')) {
$fetch_curl_used = true;
if (ini_get("safe_mode") || ini_get("open_basedir")) {
$new_url = geturl($url);
if (!$new_url) {
// geturl has already populated $fetch_last_error
return false;
}
$ch = curl_init($new_url);
} else {
$ch = curl_init($url);
}
if ($timestamp & & !$post_query) {
curl_setopt($ch, CURLOPT_HTTPHEADER,
array("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $timestamp)));
}
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : FILE_FETCH_CONNECT_TIMEOUT);
curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : FILE_FETCH_TIMEOUT);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, !ini_get("safe_mode") & & !ini_get("open_basedir"));
curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT);
curl_setopt($ch, CURLOPT_ENCODING, "");
curl_setopt($ch, CURLOPT_REFERER, $url);
if ($post_query) {
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query);
}
if ((OPENSSL_VERSION_NUMBER >= 0x0090808f) & & (OPENSSL_VERSION_NUMBER < 0x10000000 ) ) {
curl_setopt($ch, CURLOPT_SSLVERSION, 3);
}
if ($login & & $pass)
curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass");
$contents = @curl_exec($ch);
if (curl_errno($ch) === 23 || curl_errno($ch) === 61) {
curl_setopt($ch, CURLOPT_ENCODING, 'none');
$contents = @curl_exec($ch);
}
if ($contents === false) {
$fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
curl_close($ch);
return false;
}
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$fetch_last_content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
$fetch_last_error_code = $http_code;
if ($http_code != 200 || $type & & strpos($fetch_last_content_type, "$type") === false) {
if (curl_errno($ch) != 0) {
$fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
} else {
$fetch_last_error = "HTTP Code: $http_code";
}
curl_close($ch);
return false;
}
curl_close($ch);
return $contents;
} else {
$fetch_curl_used = false;
if ($login & & $pass){
$url_parts = array();
preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
$pass = urlencode($pass);
if ($url_parts[1] & & $url_parts[2]) {
$url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
}
}
if (!$post_query & & $timestamp) {
$context = stream_context_create(array(
'http' => array(
'method' => 'GET',
'header' => "If-Modified-Since: ".gmdate("D, d M Y H:i:s \\G\\M\\T\r\n", $timestamp)
)));
} else {
$context = NULL;
}
$old_error = error_get_last();
$data = @file_get_contents($url, false, $context);
$fetch_last_content_type = false; // reset if no type was sent from server
if (isset($http_response_header) & & is_array($http_response_header)) {
foreach ($http_response_header as $h) {
if (substr(strtolower($h), 0, 13) == 'content-type:') {
$fetch_last_content_type = substr($h, 14);
// don't abort here b/c there might be more than one
// e.g. if we were being redirected -- last one is the right one
}
if (substr(strtolower($h), 0, 7) == 'http/1.') {
$fetch_last_error_code = (int) substr($h, 9, 3);
}
}
}
if (!$data) {
$error = error_get_last();
if ($error['message'] != $old_error['message']) {
$fetch_last_error = $error["message"];
} else {
$fetch_last_error = "HTTP Code: $fetch_last_error_code";
}
}
return $data;
}
}
/**
* Try to determine the favicon URL for a feed.
* adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
* http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
*
* @param string $url A feed or page URL
* @access public
* @return mixed The favicon URL, or false if none was found.
*/
function get_favicon_url($url) {
$favicon_url = false;
if ($html = @fetch_file_contents($url)) {
libxml_use_internal_errors(true);
$doc = new DOMDocument();
$doc->loadHTML($html);
$xpath = new DOMXPath($doc);
$base = $xpath->query('/html/head/base');
foreach ($base as $b) {
$url = $b->getAttribute("href");
break;
}
$entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]');
if (count($entries) > 0) {
foreach ($entries as $entry) {
$favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
break;
}
}
}
if (!$favicon_url)
$favicon_url = rewrite_relative_url($url, "/favicon.ico");
return $favicon_url;
} // function get_favicon_url
function check_feed_favicon($site_url, $feed) {
# print "FAVICON [$site_url]: $favicon_url\n";
$icon_file = ICONS_DIR . "/$feed.ico";
if (!file_exists($icon_file)) {
$favicon_url = get_favicon_url($site_url);
if ($favicon_url) {
// Limiting to "image" type misses those served with text/plain
$contents = fetch_file_contents($favicon_url); // , "image");
if ($contents) {
// Crude image type matching.
// Patterns gleaned from the file(1) source code.
if (preg_match('/^\x00\x00\x01\x00/', $contents)) {
// 0 string \000\000\001\000 MS Windows icon resource
//error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource");
}
elseif (preg_match('/^GIF8/', $contents)) {
// 0 string GIF8 GIF image data
//error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image");
}
elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) {
// 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
//error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image");
}
elseif (preg_match('/^\xff\xd8/', $contents)) {
// 0 beshort 0xffd8 JPEG image data
//error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image");
}
else {
//error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type");
$contents = "";
}
}
if ($contents) {
$fp = @fopen($icon_file, "w");
if ($fp) {
fwrite($fp, $contents);
fclose($fp);
chmod($icon_file, 0644);
}
}
}
return $icon_file;
}
}
function print_select($id, $default, $values, $attributes = "") {
print "< select name = \"$id\" id = \"$id\" $ attributes > ";
foreach ($values as $v) {
if ($v == $default)
$sel = "selected=\"1\"";
else
$sel = "";
$v = trim($v);
print "< option value = \"$v\" $ sel > $v< / option > ";
}
print "< / select > ";
}
function print_select_hash($id, $default, $values, $attributes = "") {
print "< select name = \"$id\" id = '$id' $ attributes > ";
foreach (array_keys($values) as $v) {
if ($v == $default)
$sel = 'selected="selected"';
else
$sel = "";
$v = trim($v);
print "< option $ sel value = \"$v\" > ".$values[$v]."< / option > ";
}
print "< / select > ";
}
function print_radio($id, $default, $true_is, $values, $attributes = "") {
foreach ($values as $v) {
if ($v == $default)
$sel = "checked";
else
$sel = "";
if ($v == $true_is) {
$sel .= " value=\"1\"";
} else {
$sel .= " value=\"0\"";
}
print "< input class = \"noborder\" dojoType = \"dijit.form.RadioButton\"
type=\"radio\" $sel $attributes name=\"$id\"> $v ";
}
}
function initialize_user_prefs($uid, $profile = false) {
$uid = db_escape_string($uid);
if (!$profile) {
$profile = "NULL";
$profile_qpart = "AND profile IS NULL";
} else {
$profile_qpart = "AND profile = '$profile'";
}
if (get_schema_version() < 63 ) $ profile_qpart = "" ;
db_query("BEGIN");
$result = db_query("SELECT pref_name,def_value FROM ttrss_prefs");
$u_result = db_query("SELECT pref_name
FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart");
$active_prefs = array();
while ($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"] . "< br > ";
$line["def_value"] = db_escape_string($line["def_value"]);
$line["pref_name"] = db_escape_string($line["pref_name"]);
if (get_schema_version() < 63 ) {
db_query("INSERT INTO ttrss_user_prefs
(owner_uid,pref_name,value) VALUES
('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
} else {
db_query("INSERT INTO ttrss_user_prefs
(owner_uid,pref_name,value, profile) VALUES
('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
}
}
}
db_query("COMMIT");
}
function get_ssl_certificate_id() {
if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
$_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
$_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
$_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
}
return "";
}
function authenticate_user($login, $password, $check_only = false) {
if (!SINGLE_USER_MODE) {
$user_id = false;
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_AUTH_USER) as $plugin) {
$user_id = (int) $plugin->authenticate($login, $password);
if ($user_id) {
$_SESSION["auth_module"] = strtolower(get_class($plugin));
break;
}
}
if ($user_id & & !$check_only) {
@session_start();
$_SESSION["uid"] = $user_id;
$_SESSION["version"] = VERSION_STATIC;
$result = db_query("SELECT login,access_level,pwd_hash FROM ttrss_users
WHERE id = '$user_id'");
$_SESSION["name"] = db_fetch_result($result, 0, "login");
$_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
$_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
$_SESSION["uid"]);
$_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
$_SESSION["user_agent"] = sha1($_SERVER['HTTP_USER_AGENT']);
$_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
$_SESSION["last_version_check"] = time();
initialize_user_prefs($_SESSION["uid"]);
return true;
}
return false;
} else {
$_SESSION["uid"] = 1;
$_SESSION["name"] = "admin";
$_SESSION["access_level"] = 10;
$_SESSION["hide_hello"] = true;
$_SESSION["hide_logout"] = true;
$_SESSION["auth_module"] = false;
if (!$_SESSION["csrf_token"]) {
$_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
}
$_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
initialize_user_prefs($_SESSION["uid"]);
return true;
}
}
function make_password($length = 8) {
$password = "";
$possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
$i = 0;
while ($i < $length) {
$char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
if (!strstr($password, $char)) {
$password .= $char;
$i++;
}
}
return $password;
}
// this is called after user is created to initialize default feeds, labels
// or whatever else
// user preferences are checked on every login, not here
function initialize_user($uid) {
db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
values ('$uid', 'Tiny Tiny RSS: New Releases',
'http://tt-rss.org/releases.rss')");
db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
values ('$uid', 'Tiny Tiny RSS: Forum',
'http://tt-rss.org/forum/rss.php')");
}
function logout_user() {
session_destroy();
if (isset($_COOKIE[session_name()])) {
setcookie(session_name(), '', time()-42000, '/');
}
}
function validate_csrf($csrf_token) {
return $csrf_token == $_SESSION['csrf_token'];
}
function load_user_plugins($owner_uid) {
if ($owner_uid) {
$plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
PluginHost::getInstance()->load($plugins, PluginHost::KIND_USER, $owner_uid);
if (get_schema_version() > 100) {
PluginHost::getInstance()->load_data();
}
}
}
function login_sequence() {
if (SINGLE_USER_MODE) {
@session_start();
authenticate_user("admin", null);
load_user_plugins($_SESSION["uid"]);
} else {
if (!validate_session()) $_SESSION["uid"] = false;
if (!$_SESSION["uid"]) {
if (AUTH_AUTO_LOGIN & & authenticate_user(null, null)) {
$_SESSION["ref_schema_version"] = get_schema_version(true);
} else {
authenticate_user(null, null, true);
}
if (!$_SESSION["uid"]) {
@session_destroy();
setcookie(session_name(), '', time()-42000, '/');
render_login_form();
exit;
}
} else {
/* bump login timestamp */
db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
$_SESSION["uid"]);
$_SESSION["last_login_update"] = time();
}
if ($_SESSION["uid"]) {
startup_gettext();
load_user_plugins($_SESSION["uid"]);
/* cleanup ccache */
db_query("DELETE FROM ttrss_counters_cache WHERE owner_uid = ".
$_SESSION["uid"] . " AND
(SELECT COUNT(id) FROM ttrss_feeds WHERE
ttrss_feeds.id = feed_id) = 0");
db_query("DELETE FROM ttrss_cat_counters_cache WHERE owner_uid = ".
$_SESSION["uid"] . " AND
(SELECT COUNT(id) FROM ttrss_feed_categories WHERE
ttrss_feed_categories.id = feed_id) = 0");
}
}
}
function truncate_string($str, $max_len, $suffix = '… ') {
if (mb_strlen($str, "utf-8") > $max_len - 3) {
return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
} else {
return $str;
}
}
function convert_timestamp($timestamp, $source_tz, $dest_tz) {
try {
$source_tz = new DateTimeZone($source_tz);
} catch (Exception $e) {
$source_tz = new DateTimeZone('UTC');
}
try {
$dest_tz = new DateTimeZone($dest_tz);
} catch (Exception $e) {
$dest_tz = new DateTimeZone('UTC');
}
$dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz);
return $dt->format('U') + $dest_tz->getOffset($dt);
}
function make_local_datetime($timestamp, $long, $owner_uid = false,
$no_smart_dt = false) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
if (!$timestamp) $timestamp = '1970-01-01 0:00';
global $utc_tz;
global $user_tz;
if (!$utc_tz) $utc_tz = new DateTimeZone('UTC');
$timestamp = substr($timestamp, 0, 19);
# We store date in UTC internally
$dt = new DateTime($timestamp, $utc_tz);
$user_tz_string = get_pref('USER_TIMEZONE', $owner_uid);
if ($user_tz_string != 'Automatic') {
try {
if (!$user_tz) $user_tz = new DateTimeZone($user_tz_string);
} catch (Exception $e) {
$user_tz = $utc_tz;
}
$tz_offset = $user_tz->getOffset($dt);
} else {
$tz_offset = (int) -$_SESSION["clientTzOffset"];
}
$user_timestamp = $dt->format('U') + $tz_offset;
if (!$no_smart_dt) {
return smart_date_time($user_timestamp,
$tz_offset, $owner_uid);
} else {
if ($long)
$format = get_pref('LONG_DATE_FORMAT', $owner_uid);
else
$format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
return date($format, $user_timestamp);
}
}
function smart_date_time($timestamp, $tz_offset = 0, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
return date("G:i", $timestamp);
} else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
$format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
return date($format, $timestamp);
} else {
$format = get_pref('LONG_DATE_FORMAT', $owner_uid);
return date($format, $timestamp);
}
}
function sql_bool_to_bool($s) {
if ($s == "t" || $s == "1" || strtolower($s) == "true") {
return true;
} else {
return false;
}
}
function bool_to_sql_bool($s) {
if ($s) {
return "true";
} else {
return "false";
}
}
// Session caching removed due to causing wrong redirects to upgrade
// script when get_schema_version() is called on an obsolete session
// created on a previous schema version.
function get_schema_version($nocache = false) {
global $schema_version;
if (!$schema_version & & !$nocache) {
$result = db_query("SELECT schema_version FROM ttrss_version");
$version = db_fetch_result($result, 0, "schema_version");
$schema_version = $version;
return $version;
} else {
return $schema_version;
}
}
function sanity_check() {
require_once 'errors.php';
$error_code = 0;
$schema_version = get_schema_version(true);
if ($schema_version != SCHEMA_VERSION) {
$error_code = 5;
}
if (DB_TYPE == "mysql") {
$result = db_query("SELECT true", false);
if (db_num_rows($result) != 1) {
$error_code = 10;
}
}
if (db_escape_string("testTEST") != "testTEST") {
$error_code = 12;
}
return array("code" => $error_code, "message" => $ERRORS[$error_code]);
}
function file_is_locked($filename) {
if (file_exists(LOCK_DIRECTORY . "/$filename")) {
if (function_exists('flock')) {
$fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
if ($fp) {
if (flock($fp, LOCK_EX | LOCK_NB)) {
flock($fp, LOCK_UN);
fclose($fp);
return false;
}
fclose($fp);
return true;
} else {
return false;
}
}
return true; // consider the file always locked and skip the test
} else {
return false;
}
}
function make_lockfile($filename) {
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
if ($fp & & flock($fp, LOCK_EX | LOCK_NB)) {
$stat_h = fstat($fp);
$stat_f = stat(LOCK_DIRECTORY . "/$filename");
if (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') {
if ($stat_h["ino"] != $stat_f["ino"] ||
$stat_h["dev"] != $stat_f["dev"]) {
return false;
}
}
if (function_exists('posix_getpid')) {
fwrite($fp, posix_getpid() . "\n");
}
return $fp;
} else {
return false;
}
}
function make_stampfile($filename) {
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
if (flock($fp, LOCK_EX | LOCK_NB)) {
fwrite($fp, time() . "\n");
flock($fp, LOCK_UN);
fclose($fp);
return true;
} else {
return false;
}
}
function sql_random_function() {
if (DB_TYPE == "mysql") {
return "RAND()";
} else {
return "RANDOM()";
}
}
function catchup_feed($feed, $cat_view, $owner_uid = false, $max_id = false, $mode = 'all') {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
//if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
// Todo: all this interval stuff needs some generic generator function
$date_qpart = "false";
switch ($mode) {
case "1day":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW ( ) - INTERVAL ' 1 day ' " ;
} else {
$date_qpart = "date_entered < DATE_SUB ( NOW ( ) , INTERVAL 1 DAY ) " ;
}
break;
case "1week":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW ( ) - INTERVAL ' 1 week ' " ;
} else {
$date_qpart = "date_entered < DATE_SUB ( NOW ( ) , INTERVAL 1 WEEK ) " ;
}
break;
case "2week":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW ( ) - INTERVAL ' 2 week ' " ;
} else {
$date_qpart = "date_entered < DATE_SUB ( NOW ( ) , INTERVAL 2 WEEK ) " ;
}
break;
default:
$date_qpart = "true";
}
if (is_numeric($feed)) {
if ($cat_view) {
if ($feed >= 0) {
if ($feed > 0) {
$children = getChildCategories($feed, $owner_uid);
array_push($children, $feed);
$children = join(",", $children);
$cat_qpart = "cat_id IN ($children)";
} else {
$cat_qpart = "cat_id IS NULL";
}
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND feed_id IN
(SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart) as tmp)");
} else if ($feed == -2) {
db_query("UPDATE ttrss_user_entries
SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
AND unread = true AND $date_qpart AND owner_uid = $owner_uid");
}
} else if ($feed > 0) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND feed_id = $feed AND $date_qpart) as tmp)");
} else if ($feed < 0 & & $ feed > LABEL_BASE_INDEX) { // special, like starred
if ($feed == -1) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND marked = true AND $date_qpart) as tmp)");
}
if ($feed == -2) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND published = true AND $date_qpart) as tmp)");
}
if ($feed == -3) {
$intl = get_pref("FRESH_ARTICLE_MAX_AGE");
if (DB_TYPE == "pgsql") {
$match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
} else {
$match_part = "date_entered > DATE_SUB(NOW(),
INTERVAL $intl HOUR) ";
}
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND $date_qpart AND $match_part) as tmp)");
}
if ($feed == -4) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
}
} else if ($feed < LABEL_BASE_INDEX ) { / / label
$label_id = feed_to_label_id($feed);
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
AND label_id = '$label_id' AND ref_id = article_id
AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
}
ccache_update($feed, $owner_uid, $cat_view);
} else { // tag
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
AND post_int_id = int_id AND tag_name = '$feed'
AND ttrss_user_entries.owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
}
}
function getAllCounters() {
$data = getGlobalCounters();
$data = array_merge($data, getVirtCounters());
$data = array_merge($data, getLabelCounters());
$data = array_merge($data, getFeedCounters());
$data = array_merge($data, getCategoryCounters());
return $data;
}
function getCategoryTitle($cat_id) {
if ($cat_id == -1) {
return __("Special");
} else if ($cat_id == -2) {
return __("Labels");
} else {
$result = db_query("SELECT title FROM ttrss_feed_categories WHERE
id = '$cat_id'");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "title");
} else {
return __("Uncategorized");
}
}
}
function getCategoryCounters() {
$ret_arr = array();
/* Labels category */
$cv = array("id" => -2, "kind" => "cat",
"counter" => getCategoryUnread(-2));
array_push($ret_arr, $cv);
$result = db_query("SELECT id AS cat_id, value AS unread,
(SELECT COUNT(id) FROM ttrss_feed_categories AS c2
WHERE c2.parent_cat = ttrss_feed_categories.id) AS num_children
FROM ttrss_feed_categories, ttrss_cat_counters_cache
WHERE ttrss_cat_counters_cache.feed_id = id AND
ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid AND
ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
while ($line = db_fetch_assoc($result)) {
$line["cat_id"] = (int) $line["cat_id"];
if ($line["num_children"] > 0) {
$child_counter = getCategoryChildrenUnread($line["cat_id"], $_SESSION["uid"]);
} else {
$child_counter = 0;
}
$cv = array("id" => $line["cat_id"], "kind" => "cat",
"counter" => $line["unread"] + $child_counter);
array_push($ret_arr, $cv);
}
/* Special case: NULL category doesn't actually exist in the DB */
$cv = array("id" => 0, "kind" => "cat",
"counter" => (int) ccache_find(0, $_SESSION["uid"], true));
array_push($ret_arr, $cv);
return $ret_arr;
}
// only accepts real cats (>= 0)
function getCategoryChildrenUnread($cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query("SELECT id FROM ttrss_feed_categories WHERE parent_cat = '$cat'
AND owner_uid = $owner_uid");
$unread = 0;
while ($line = db_fetch_assoc($result)) {
$unread += getCategoryUnread($line["id"], $owner_uid);
$unread += getCategoryChildrenUnread($line["id"], $owner_uid);
}
return $unread;
}
function getCategoryUnread($cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
if ($cat >= 0) {
if ($cat != 0) {
$cat_query = "cat_id = '$cat'";
} else {
$cat_query = "cat_id IS NULL";
}
$result = db_query("SELECT id FROM ttrss_feeds WHERE $cat_query
AND owner_uid = " . $owner_uid);
$cat_feeds = array();
while ($line = db_fetch_assoc($result)) {
array_push($cat_feeds, "feed_id = " . $line["id"]);
}
if (count($cat_feeds) == 0) return 0;
$match_part = implode(" OR ", $cat_feeds);
$result = db_query("SELECT COUNT(int_id) AS unread
FROM ttrss_user_entries
WHERE unread = true AND ($match_part)
AND owner_uid = " . $owner_uid);
$unread = 0;
# this needs to be rewritten
while ($line = db_fetch_assoc($result)) {
$unread += $line["unread"];
}
return $unread;
} else if ($cat == -1) {
return getFeedUnread(-1) + getFeedUnread(-2) + getFeedUnread(-3) + getFeedUnread(0);
} else if ($cat == -2) {
$result = db_query("
SELECT COUNT(unread) AS unread FROM
ttrss_user_entries, ttrss_user_labels2
WHERE article_id = ref_id AND unread = true
AND ttrss_user_entries.owner_uid = '$owner_uid'");
$unread = db_fetch_result($result, 0, "unread");
return $unread;
}
}
function getFeedUnread($feed, $is_cat = false) {
return getFeedArticles($feed, $is_cat, true, $_SESSION["uid"]);
}
function getLabelUnread($label_id, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
WHERE owner_uid = '$owner_uid' AND unread = true AND label_id = '$label_id' AND article_id = ref_id");
if (db_num_rows($result) != 0) {
return db_fetch_result($result, 0, "unread");
} else {
return 0;
}
}
function getFeedArticles($feed, $is_cat = false, $unread_only = false,
$owner_uid = false) {
$n_feed = (int) $feed;
$need_entries = false;
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
if ($unread_only) {
$unread_qpart = "unread = true";
} else {
$unread_qpart = "true";
}
if ($is_cat) {
return getCategoryUnread($n_feed, $owner_uid);
} else if ($n_feed == -6) {
return 0;
} else if ($feed != "0" & & $n_feed == 0) {
$feed = db_escape_string($feed);
$result = db_query("SELECT SUM((SELECT COUNT(int_id)
FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
WHERE owner_uid = $owner_uid AND tag_name = '$feed'");
return db_fetch_result($result, 0, "count");
} else if ($n_feed == -1) {
$match_part = "marked = true";
} else if ($n_feed == -2) {
$match_part = "published = true";
} else if ($n_feed == -3) {
$match_part = "unread = true AND score >= 0";
$intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
if (DB_TYPE == "pgsql") {
$match_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
} else {
$match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
}
$need_entries = true;
} else if ($n_feed == -4) {
$match_part = "true";
} else if ($n_feed >= 0) {
if ($n_feed != 0) {
$match_part = "feed_id = '$n_feed'";
} else {
$match_part = "feed_id IS NULL";
}
} else if ($feed < LABEL_BASE_INDEX ) {
$label_id = feed_to_label_id($feed);
return getLabelUnread($label_id, $owner_uid);
}
if ($match_part) {
if ($need_entries) {
$from_qpart = "ttrss_user_entries,ttrss_entries";
$from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
} else {
$from_qpart = "ttrss_user_entries";
}
$query = "SELECT count(int_id) AS unread
FROM $from_qpart WHERE
$unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid";
//echo "[$feed/$query]\n";
$result = db_query($query);
} else {
$result = db_query("SELECT COUNT(post_int_id) AS unread
FROM ttrss_tags,ttrss_user_entries,ttrss_entries
WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
AND $unread_qpart AND ttrss_tags.owner_uid = " . $owner_uid);
}
$unread = db_fetch_result($result, 0, "unread");
return $unread;
}
function getGlobalUnread($user_id = false) {
if (!$user_id) {
$user_id = $_SESSION["uid"];
}
$result = db_query("SELECT SUM(value) AS c_id FROM ttrss_counters_cache
WHERE owner_uid = '$user_id' AND feed_id > 0");
$c_id = db_fetch_result($result, 0, "c_id");
return $c_id;
}
function getGlobalCounters($global_unread = -1) {
$ret_arr = array();
if ($global_unread == -1) {
$global_unread = getGlobalUnread();
}
$cv = array("id" => "global-unread",
"counter" => (int) $global_unread);
array_push($ret_arr, $cv);
$result = db_query("SELECT COUNT(id) AS fn FROM
ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
$subscribed_feeds = db_fetch_result($result, 0, "fn");
$cv = array("id" => "subscribed-feeds",
"counter" => (int) $subscribed_feeds);
array_push($ret_arr, $cv);
return $ret_arr;
}
function getVirtCounters() {
$ret_arr = array();
for ($i = 0; $i >= -4; $i--) {
$count = getFeedUnread($i);
if ($i == 0 || $i == -1 || $i == -2)
$auxctr = getFeedArticles($i, false);
else
$auxctr = 0;
$cv = array("id" => $i,
"counter" => (int) $count,
"auxcounter" => $auxctr);
// if (get_pref('EXTENDED_FEEDLIST'))
// $cv["xmsg"] = getFeedArticles($i)." ".__("total");
array_push($ret_arr, $cv);
}
$feeds = PluginHost::getInstance()->get_feeds(-1);
if (is_array($feeds)) {
foreach ($feeds as $feed) {
$cv = array("id" => PluginHost::pfeed_to_feed_id($feed['id']),
"counter" => $feed['sender']->get_unread($feed['id']));
if (method_exists($feed['sender'], 'get_total'))
$cv["auxcounter"] = $feed['sender']->get_total($feed['id']);
array_push($ret_arr, $cv);
}
}
return $ret_arr;
}
function getLabelCounters($descriptions = false) {
$ret_arr = array();
$owner_uid = $_SESSION["uid"];
$result = db_query("SELECT id,caption,COUNT(u1.unread) AS unread,COUNT(u2.unread) AS total
FROM ttrss_labels2 LEFT JOIN ttrss_user_labels2 ON
(ttrss_labels2.id = label_id)
LEFT JOIN ttrss_user_entries AS u1 ON (u1.ref_id = article_id AND u1.unread = true
AND u1.owner_uid = $owner_uid)
LEFT JOIN ttrss_user_entries AS u2 ON (u2.ref_id = article_id AND u2.unread = false
AND u2.owner_uid = $owner_uid)
WHERE ttrss_labels2.owner_uid = $owner_uid GROUP BY ttrss_labels2.id,
ttrss_labels2.caption");
while ($line = db_fetch_assoc($result)) {
$id = label_to_feed_id($line["id"]);
$cv = array("id" => $id,
"counter" => (int) $line["unread"],
"auxcounter" => (int) $line["total"]);
if ($descriptions)
$cv["description"] = $line["caption"];
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function getFeedCounters($active_feed = false) {
$ret_arr = array();
$query = "SELECT ttrss_feeds.id,
ttrss_feeds.title,
".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
last_error, value AS count
FROM ttrss_feeds, ttrss_counters_cache
WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
AND ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid
AND ttrss_counters_cache.feed_id = id";
$result = db_query($query);
$fctrs_modified = false;
while ($line = db_fetch_assoc($result)) {
$id = $line["id"];
$count = $line["count"];
$last_error = htmlspecialchars($line["last_error"]);
$last_updated = make_local_datetime($line['last_updated'], false);
$has_img = feed_has_icon($id);
if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
$last_updated = '';
$cv = array("id" => $id,
"updated" => $last_updated,
"counter" => (int) $count,
"has_img" => (int) $has_img);
if ($last_error)
$cv["error"] = $last_error;
// if (get_pref('EXTENDED_FEEDLIST'))
// $cv["xmsg"] = getFeedArticles($id)." ".__("total");
if ($active_feed & & $id == $active_feed)
$cv["title"] = truncate_string($line["title"], 30);
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function get_pgsql_version() {
$result = db_query("SELECT version() AS version");
$version = explode(" ", db_fetch_result($result, 0, "version"));
return $version[1];
}
/**
* @return array (code => Status code, message => error message if available)
*
* 0 - OK, Feed already exists
* 1 - OK, Feed added
* 2 - Invalid URL
* 3 - URL content is HTML, no feeds available
* 4 - URL content is HTML which contains multiple feeds.
* Here you should call extractfeedurls in rpc-backend
* to get all possible feeds.
* 5 - Couldn't download the URL content.
* 6 - Content is an invalid XML.
*/
function subscribe_to_feed($url, $cat_id = 0,
$auth_login = '', $auth_pass = '') {
global $fetch_last_error;
require_once "include/rssfuncs.php";
$url = fix_url($url);
if (!$url || !validate_feed_url($url)) return array("code" => 2);
$contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
if (!$contents) {
return array("code" => 5, "message" => $fetch_last_error);
}
if (is_html($contents)) {
$feedUrls = get_feeds_from_html($url, $contents);
if (count($feedUrls) == 0) {
return array("code" => 3);
} else if (count($feedUrls) > 1) {
return array("code" => 4, "feeds" => $feedUrls);
}
//use feed url as new URL
$url = key($feedUrls);
}
/* libxml_use_internal_errors(true);
$doc = new DOMDocument();
$doc->loadXML($contents);
$error = libxml_get_last_error();
libxml_clear_errors();
if ($error) {
$error_message = format_libxml_error($error);
return array("code" => 6, "message" => $error_message);
} */
if ($cat_id == "0" || !$cat_id) {
$cat_qpart = "NULL";
} else {
$cat_qpart = "'$cat_id'";
}
$result = db_query(
"SELECT id FROM ttrss_feeds
WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
if (strlen(FEED_CRYPT_KEY) > 0) {
require_once "crypt.php";
$auth_pass = substr(encrypt_string($auth_pass), 0, 250);
$auth_pass_encrypted = 'true';
} else {
$auth_pass_encrypted = 'false';
}
$auth_pass = db_escape_string($auth_pass);
if (db_num_rows($result) == 0) {
$result = db_query(
"INSERT INTO ttrss_feeds
(owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
VALUES ('".$_SESSION["uid"]."', '$url',
'[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', 0, $auth_pass_encrypted)");
$result = db_query(
"SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
AND owner_uid = " . $_SESSION["uid"]);
$feed_id = db_fetch_result($result, 0, "id");
if ($feed_id) {
update_rss_feed($feed_id, true);
}
return array("code" => 1);
} else {
return array("code" => 0);
}
}
function print_feed_select($id, $default_id = "",
$attributes = "", $include_all_feeds = true,
$root_id = false, $nest_level = 0) {
if (!$root_id) {
print "< select id = \"$id\" name = \"$id\" $ attributes > ";
if ($include_all_feeds) {
$is_selected = ("0" == $default_id) ? "selected=\"1\"" : "";
print "< option $ is_selected value = \"0\" > ".__('All feeds')."< / option > ";
}
}
if (get_pref('ENABLE_FEED_CATS')) {
if ($root_id)
$parent_qpart = "parent_cat = '$root_id'";
else
$parent_qpart = "parent_cat IS NULL";
$result = db_query("SELECT id,title,
(SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
c2.parent_cat = ttrss_feed_categories.id) AS num_children
FROM ttrss_feed_categories
WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
while ($line = db_fetch_assoc($result)) {
for ($i = 0; $i < $nest_level; $i++)
$line["title"] = " - " . $line["title"];
$is_selected = ("CAT:".$line["id"] == $default_id) ? "selected=\"1\"" : "";
printf("< option $ is_selected value = 'CAT:%d' > %s< / option > ",
$line["id"], htmlspecialchars($line["title"]));
if ($line["num_children"] > 0)
print_feed_select($id, $default_id, $attributes,
$include_all_feeds, $line["id"], $nest_level+1);
$feed_result = db_query("SELECT id,title FROM ttrss_feeds
WHERE cat_id = '".$line["id"]."' AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
while ($fline = db_fetch_assoc($feed_result)) {
$is_selected = ($fline["id"] == $default_id) ? "selected=\"1\"" : "";
$fline["title"] = " + " . $fline["title"];
for ($i = 0; $i < $nest_level; $i++)
$fline["title"] = " - " . $fline["title"];
printf("< option $ is_selected value = '%d' > %s< / option > ",
$fline["id"], htmlspecialchars($fline["title"]));
}
}
if (!$root_id) {
$default_is_cat = ($default_id == "CAT:0");
$is_selected = $default_is_cat ? "selected=\"1\"" : "";
printf("< option $ is_selected value = 'CAT:0' > %s< / option > ",
__("Uncategorized"));
$feed_result = db_query("SELECT id,title FROM ttrss_feeds
WHERE cat_id IS NULL AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
while ($fline = db_fetch_assoc($feed_result)) {
$is_selected = ($fline["id"] == $default_id & & !$default_is_cat) ? "selected=\"1\"" : "";
$fline["title"] = " + " . $fline["title"];
for ($i = 0; $i < $nest_level; $i++)
$fline["title"] = " - " . $fline["title"];
printf("< option $ is_selected value = '%d' > %s< / option > ",
$fline["id"], htmlspecialchars($fline["title"]));
}
}
} else {
$result = db_query("SELECT id,title FROM ttrss_feeds
WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
while ($line = db_fetch_assoc($result)) {
$is_selected = ($line["id"] == $default_id) ? "selected=\"1\"" : "";
printf("< option $ is_selected value = '%d' > %s< / option > ",
$line["id"], htmlspecialchars($line["title"]));
}
}
if (!$root_id) {
print "< / select > ";
}
}
function print_feed_cat_select($id, $default_id,
$attributes, $include_all_cats = true, $root_id = false, $nest_level = 0) {
if (!$root_id) {
print "< select id = \"$id\" name = \"$id\" default = \"$default_id\" onchange = \"catSelectOnChange(this)\" $ attributes > ";
}
if ($root_id)
$parent_qpart = "parent_cat = '$root_id'";
else
$parent_qpart = "parent_cat IS NULL";
$result = db_query("SELECT id,title,
(SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
c2.parent_cat = ttrss_feed_categories.id) AS num_children
FROM ttrss_feed_categories
WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
while ($line = db_fetch_assoc($result)) {
if ($line["id"] == $default_id) {
$is_selected = "selected=\"1\"";
} else {
$is_selected = "";
}
for ($i = 0; $i < $nest_level; $i++)
$line["title"] = " - " . $line["title"];
if ($line["title"])
printf("< option $ is_selected value = '%d' > %s< / option > ",
$line["id"], htmlspecialchars($line["title"]));
if ($line["num_children"] > 0)
print_feed_cat_select($id, $default_id, $attributes,
$include_all_cats, $line["id"], $nest_level+1);
}
if (!$root_id) {
if ($include_all_cats) {
if (db_num_rows($result) > 0) {
print "< option disabled = \"1\" > --------< / option > ";
}
if ($default_id == 0) {
$is_selected = "selected=\"1\"";
} else {
$is_selected = "";
}
print "< option $ is_selected value = \"0\" > ".__('Uncategorized')."< / option > ";
}
print "< / select > ";
}
}
function checkbox_to_sql_bool($val) {
return ($val == "on") ? "true" : "false";
}
function getFeedCatTitle($id) {
if ($id == -1) {
return __("Special");
} else if ($id < LABEL_BASE_INDEX ) {
return __("Labels");
} else if ($id > 0) {
$result = db_query("SELECT ttrss_feed_categories.title
FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
cat_id = ttrss_feed_categories.id");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "title");
} else {
return __("Uncategorized");
}
} else {
return "getFeedCatTitle($id) failed";
}
}
function getFeedIcon($id) {
switch ($id) {
case 0:
return "images/archive.png";
break;
case -1:
return "images/star.png";
break;
case -2:
return "images/feed.png";
break;
case -3:
return "images/fresh.png";
break;
case -4:
return "images/folder.png";
break;
case -6:
return "images/time.png";
break;
default:
if ($id < LABEL_BASE_INDEX ) {
return "images/label.png";
} else {
if (file_exists(ICONS_DIR . "/$id.ico"))
return ICONS_URL . "/$id.ico";
}
break;
}
return false;
}
function getFeedTitle($id, $cat = false) {
if ($cat) {
return getCategoryTitle($id);
} else if ($id == -1) {
return __("Starred articles");
} else if ($id == -2) {
return __("Published articles");
} else if ($id == -3) {
return __("Fresh articles");
} else if ($id == -4) {
return __("All articles");
} else if ($id === 0 || $id === "0") {
return __("Archived articles");
} else if ($id == -6) {
return __("Recently read");
} else if ($id < LABEL_BASE_INDEX ) {
$label_id = feed_to_label_id($id);
$result = db_query("SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "caption");
} else {
return "Unknown label ($label_id)";
}
} else if (is_numeric($id) & & $id > 0) {
$result = db_query("SELECT title FROM ttrss_feeds WHERE id = '$id'");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "title");
} else {
return "Unknown feed ($id)";
}
} else {
return $id;
}
}
function make_init_params() {
$params = array();
foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS",
"ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP",
"CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE",
"HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
$params[strtolower($param)] = (int) get_pref($param);
}
$params["icons_url"] = ICONS_URL;
$params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
$params["default_view_mode"] = get_pref("_DEFAULT_VIEW_MODE");
$params["default_view_limit"] = (int) get_pref("_DEFAULT_VIEW_LIMIT");
$params["default_view_order_by"] = get_pref("_DEFAULT_VIEW_ORDER_BY");
$params["bw_limit"] = (int) $_SESSION["bw_limit"];
$params["label_base_index"] = (int) LABEL_BASE_INDEX;
$result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
$max_feed_id = db_fetch_result($result, 0, "mid");
$num_feeds = db_fetch_result($result, 0, "nf");
$params["max_feed_id"] = (int) $max_feed_id;
$params["num_feeds"] = (int) $num_feeds;
$params["hotkeys"] = get_hotkeys_map();
$params["csrf_token"] = $_SESSION["csrf_token"];
$params["widescreen"] = (int) $_COOKIE["ttrss_widescreen"];
$params['simple_update'] = defined('SIMPLE_UPDATE_MODE') & & SIMPLE_UPDATE_MODE;
return $params;
}
function get_hotkeys_info() {
$hotkeys = array(
__("Navigation") => array(
"next_feed" => __("Open next feed"),
"prev_feed" => __("Open previous feed"),
"next_article" => __("Open next article"),
"prev_article" => __("Open previous article"),
"next_article_noscroll" => __("Open next article (don't scroll long articles)"),
"prev_article_noscroll" => __("Open previous article (don't scroll long articles)"),
"next_article_noexpand" => __("Move to next article (don't expand or mark read)"),
"prev_article_noexpand" => __("Move to previous article (don't expand or mark read)"),
"search_dialog" => __("Show search dialog")),
__("Article") => array(
"toggle_mark" => __("Toggle starred"),
"toggle_publ" => __("Toggle published"),
"toggle_unread" => __("Toggle unread"),
"edit_tags" => __("Edit tags"),
"dismiss_selected" => __("Dismiss selected"),
"dismiss_read" => __("Dismiss read"),
"open_in_new_window" => __("Open in new window"),
"catchup_below" => __("Mark below as read"),
"catchup_above" => __("Mark above as read"),
"article_scroll_down" => __("Scroll down"),
"article_scroll_up" => __("Scroll up"),
"select_article_cursor" => __("Select article under cursor"),
"email_article" => __("Email article"),
"close_article" => __("Close/collapse article"),
"toggle_expand" => __("Toggle article expansion (combined mode)"),
"toggle_widescreen" => __("Toggle widescreen mode"),
"toggle_embed_original" => __("Toggle embed original")),
__("Article selection") => array(
"select_all" => __("Select all articles"),
"select_unread" => __("Select unread"),
"select_marked" => __("Select starred"),
"select_published" => __("Select published"),
"select_invert" => __("Invert selection"),
"select_none" => __("Deselect everything")),
__("Feed") => array(
"feed_refresh" => __("Refresh current feed"),
"feed_unhide_read" => __("Un/hide read feeds"),
"feed_subscribe" => __("Subscribe to feed"),
"feed_edit" => __("Edit feed"),
"feed_catchup" => __("Mark as read"),
"feed_reverse" => __("Reverse headlines"),
"feed_debug_update" => __("Debug feed update"),
"catchup_all" => __("Mark all feeds as read"),
"cat_toggle_collapse" => __("Un/collapse current category"),
"toggle_combined_mode" => __("Toggle combined mode"),
"toggle_cdm_expanded" => __("Toggle auto expand in combined mode")),
__("Go to") => array(
"goto_all" => __("All articles"),
"goto_fresh" => __("Fresh"),
"goto_marked" => __("Starred"),
"goto_published" => __("Published"),
"goto_tagcloud" => __("Tag cloud"),
"goto_prefs" => __("Preferences")),
__("Other") => array(
"create_label" => __("Create label"),
"create_filter" => __("Create filter"),
"collapse_sidebar" => __("Un/collapse sidebar"),
"help_dialog" => __("Show help dialog"))
);
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_INFO) as $plugin) {
$hotkeys = $plugin->hook_hotkey_info($hotkeys);
}
return $hotkeys;
}
function get_hotkeys_map() {
$hotkeys = array(
// "navigation" => array(
"k" => "next_feed",
"j" => "prev_feed",
"n" => "next_article",
"p" => "prev_article",
"(38)|up" => "prev_article",
"(40)|down" => "next_article",
// "^(38)|Ctrl-up" => "prev_article_noscroll",
// "^(40)|Ctrl-down" => "next_article_noscroll",
"(191)|/" => "search_dialog",
// "article" => array(
"s" => "toggle_mark",
"*s" => "toggle_publ",
"u" => "toggle_unread",
"*t" => "edit_tags",
"*d" => "dismiss_selected",
"*x" => "dismiss_read",
"o" => "open_in_new_window",
"c p" => "catchup_below",
"c n" => "catchup_above",
"*n" => "article_scroll_down",
"*p" => "article_scroll_up",
"*(38)|Shift+up" => "article_scroll_up",
"*(40)|Shift+down" => "article_scroll_down",
"a *w" => "toggle_widescreen",
"a e" => "toggle_embed_original",
"e" => "email_article",
"a q" => "close_article",
// "article_selection" => array(
"a a" => "select_all",
"a u" => "select_unread",
"a *u" => "select_marked",
"a p" => "select_published",
"a i" => "select_invert",
"a n" => "select_none",
// "feed" => array(
"f r" => "feed_refresh",
"f a" => "feed_unhide_read",
"f s" => "feed_subscribe",
"f e" => "feed_edit",
"f q" => "feed_catchup",
"f x" => "feed_reverse",
"f *d" => "feed_debug_update",
"f *c" => "toggle_combined_mode",
"f c" => "toggle_cdm_expanded",
"*q" => "catchup_all",
"x" => "cat_toggle_collapse",
// "goto" => array(
"g a" => "goto_all",
"g f" => "goto_fresh",
"g s" => "goto_marked",
"g p" => "goto_published",
"g t" => "goto_tagcloud",
"g *p" => "goto_prefs",
// "other" => array(
"(9)|Tab" => "select_article_cursor", // tab
"c l" => "create_label",
"c f" => "create_filter",
"c s" => "collapse_sidebar",
"^(191)|Ctrl+/" => "help_dialog",
);
if (get_pref('COMBINED_DISPLAY_MODE')) {
$hotkeys["^(38)|Ctrl-up"] = "prev_article_noscroll";
$hotkeys["^(40)|Ctrl-down"] = "next_article_noscroll";
}
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HOTKEY_MAP) as $plugin) {
$hotkeys = $plugin->hook_hotkey_map($hotkeys);
}
$prefixes = array();
foreach (array_keys($hotkeys) as $hotkey) {
$pair = explode(" ", $hotkey, 2);
if (count($pair) > 1 & & !in_array($pair[0], $prefixes)) {
array_push($prefixes, $pair[0]);
}
}
return array($prefixes, $hotkeys);
}
function make_runtime_info() {
$data = array();
$result = db_query("SELECT MAX(id) AS mid, COUNT(*) AS nf FROM
ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
$max_feed_id = db_fetch_result($result, 0, "mid");
$num_feeds = db_fetch_result($result, 0, "nf");
$data["max_feed_id"] = (int) $max_feed_id;
$data["num_feeds"] = (int) $num_feeds;
$data['last_article_id'] = getLastArticleId();
$data['cdm_expanded'] = get_pref('CDM_EXPANDED');
$data['dep_ts'] = calculate_dep_timestamp();
$data['reload_on_ts_change'] = !defined('_NO_RELOAD_ON_TS_CHANGE');
if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
$data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock");
if (time() - $_SESSION["daemon_stamp_check"] > 30) {
$stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
if ($stamp) {
$stamp_delta = time() - $stamp;
if ($stamp_delta > 1800) {
$stamp_check = 0;
} else {
$stamp_check = 1;
$_SESSION["daemon_stamp_check"] = time();
}
$data['daemon_stamp_ok'] = $stamp_check;
$stamp_fmt = date("Y.m.d, G:i", $stamp);
$data['daemon_stamp'] = $stamp_fmt;
}
}
}
if ($_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time ( ) ) {
$new_version_details = @check_for_update();
$data['new_version_available'] = (int) ($new_version_details != false);
$_SESSION["last_version_check"] = time();
$_SESSION["version_data"] = $new_version_details;
}
return $data;
}
function search_to_sql($search) {
$search_query_part = "";
$keywords = explode(" ", $search);
$query_keywords = array();
$search_words = array();
foreach ($keywords as $k) {
if (strpos($k, "-") === 0) {
$k = substr($k, 1);
$not = "NOT";
} else {
$not = "";
}
$commandpair = explode(":", mb_strtolower($k), 2);
switch ($commandpair[0]) {
case "title":
if ($commandpair[1]) {
array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE '%".
db_escape_string(mb_strtolower($commandpair[1]))."%'))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
array_push($search_words, $k);
}
break;
case "author":
if ($commandpair[1]) {
array_push($query_keywords, "($not (LOWER(author) LIKE '%".
db_escape_string(mb_strtolower($commandpair[1]))."%'))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
array_push($search_words, $k);
}
break;
case "note":
if ($commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
else if ($commandpair[1] == "false")
array_push($query_keywords, "($not (note IS NULL OR note = ''))");
else
array_push($query_keywords, "($not (LOWER(note) LIKE '%".
db_escape_string(mb_strtolower($commandpair[1]))."%'))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
if (!$not) array_push($search_words, $k);
}
break;
case "star":
if ($commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (marked = true))");
else
array_push($query_keywords, "($not (marked = false))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
if (!$not) array_push($search_words, $k);
}
break;
case "pub":
if ($commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (published = true))");
else
array_push($query_keywords, "($not (published = false))");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
if (!$not) array_push($search_words, $k);
}
break;
default:
if (strpos($k, "@") === 0) {
$user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
$orig_ts = strtotime(substr($k, 1));
$k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
//$k = date("Y-m-d", strtotime(substr($k, 1)));
array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
} else {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
if (!$not) array_push($search_words, $k);
}
}
}
$search_query_part = implode("AND", $query_keywords);
return array($search_query_part, $search_words);
}
function getParentCategories($cat, $owner_uid) {
$rv = array();
$result = db_query("SELECT parent_cat FROM ttrss_feed_categories
WHERE id = '$cat' AND parent_cat IS NOT NULL AND owner_uid = $owner_uid");
while ($line = db_fetch_assoc($result)) {
array_push($rv, $line["parent_cat"]);
$rv = array_merge($rv, getParentCategories($line["parent_cat"], $owner_uid));
}
return $rv;
}
function getChildCategories($cat, $owner_uid) {
$rv = array();
$result = db_query("SELECT id FROM ttrss_feed_categories
WHERE parent_cat = '$cat' AND owner_uid = $owner_uid");
while ($line = db_fetch_assoc($result)) {
array_push($rv, $line["id"]);
$rv = array_merge($rv, getChildCategories($line["id"], $owner_uid));
}
return $rv;
}
function queryFeedHeadlines($feed, $limit, $view_mode, $cat_view, $search, $search_mode, $override_order = false, $offset = 0, $owner_uid = 0, $filter = false, $since_id = 0, $include_children = false, $ignore_vfeed_group = false, $override_strategy = false, $override_vfeed = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$ext_tables_part = "";
$search_words = array();
if ($search) {
if (SPHINX_ENABLED) {
$ids = join(",", @sphinx_search($search, 0, 500));
if ($ids)
$search_query_part = "ref_id IN ($ids) AND ";
else
$search_query_part = "ref_id = -1 AND ";
} else {
list($search_query_part, $search_words) = search_to_sql($search);
$search_query_part .= " AND ";
}
} else {
$search_query_part = "";
}
if ($filter) {
if (DB_TYPE == "pgsql") {
$query_strategy_part .= " AND updated > NOW() - INTERVAL '14 days' ";
} else {
$query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL 14 DAY) ";
}
$override_order = "updated DESC";
$filter_query_part = filter_to_sql($filter, $owner_uid);
// Try to check if SQL regexp implementation chokes on a valid regexp
$result = db_query("SELECT true AS true_val FROM ttrss_entries,
ttrss_user_entries, ttrss_feeds
WHERE $filter_query_part LIMIT 1", false);
if ($result) {
$test = db_fetch_result($result, 0, "true_val");
if (!$test) {
$filter_query_part = "false AND";
} else {
$filter_query_part .= " AND";
}
} else {
$filter_query_part = "false AND";
}
} else {
$filter_query_part = "";
}
if ($since_id) {
$since_id_part = "ttrss_entries.id > $since_id AND ";
} else {
$since_id_part = "";
}
$view_query_part = "";
if ($view_mode == "adaptive") {
if ($search) {
$view_query_part = " ";
} else if ($feed != -1) {
$unread = getFeedUnread($feed, $cat_view);
if ($cat_view & & $feed > 0 & & $include_children)
$unread += getCategoryChildrenUnread($feed);
if ($unread > 0)
$view_query_part = " unread = true AND ";
}
}
if ($view_mode == "marked") {
$view_query_part = " marked = true AND ";
}
if ($view_mode == "has_note") {
$view_query_part = " (note IS NOT NULL AND note != '') AND ";
}
if ($view_mode == "published") {
$view_query_part = " published = true AND ";
}
if ($view_mode == "unread" & & $feed != -6) {
$view_query_part = " unread = true AND ";
}
if ($limit > 0) {
$limit_query_part = "LIMIT " . $limit;
}
$allow_archived = false;
$vfeed_query_part = "";
// override query strategy and enable feed display when searching globally
if ($search & & $search_mode == "all_feeds") {
$query_strategy_part = "true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
/* tags */
} else if (!is_numeric($feed)) {
$query_strategy_part = "true";
$vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
id = feed_id) as feed_title,";
} else if ($search & & $search_mode == "this_cat") {
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
if ($feed > 0) {
if ($include_children) {
$subcats = getChildCategories($feed, $owner_uid);
array_push($subcats, $feed);
$cats_qpart = join(",", $subcats);
} else {
$cats_qpart = $feed;
}
$query_strategy_part = "ttrss_feeds.cat_id IN ($cats_qpart)";
} else {
$query_strategy_part = "ttrss_feeds.cat_id IS NULL";
}
} else if ($feed > 0) {
if ($cat_view) {
if ($feed > 0) {
if ($include_children) {
# sub-cats
$subcats = getChildCategories($feed, $owner_uid);
array_push($subcats, $feed);
$query_strategy_part = "cat_id IN (".
implode(",", $subcats).")";
} else {
$query_strategy_part = "cat_id = '$feed'";
}
} else {
$query_strategy_part = "cat_id IS NULL";
}
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else {
$query_strategy_part = "feed_id = '$feed'";
}
} else if ($feed == 0 & & !$cat_view) { // archive virtual feed
$query_strategy_part = "feed_id IS NULL";
$allow_archived = true;
} else if ($feed == 0 & & $cat_view) { // uncategorized
$query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed == -1) { // starred virtual feed
$query_strategy_part = "marked = true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$allow_archived = true;
if (!$override_order) {
$override_order = "last_marked DESC, date_entered DESC, updated DESC";
}
} else if ($feed == -2) { // published virtual feed OR labels category
if (!$cat_view) {
$query_strategy_part = "published = true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$allow_archived = true;
if (!$override_order) {
$override_order = "last_published DESC, date_entered DESC, updated DESC";
}
} else {
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
$query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
ttrss_user_labels2.article_id = ref_id";
}
} else if ($feed == -6) { // recently read
$query_strategy_part = "unread = false AND last_read IS NOT NULL";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$allow_archived = true;
if (!$override_order) $override_order = "last_read DESC";
/* } else if ($feed == -7) { // shared
$query_strategy_part = "uuid != ''";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$allow_archived = true; */
} else if ($feed == -3) { // fresh virtual feed
$query_strategy_part = "unread = true AND score >= 0";
$intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
if (DB_TYPE == "pgsql") {
$query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
} else {
$query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
}
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed == -4) { // all articles virtual feed
$allow_archived = true;
$query_strategy_part = "true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed < = LABEL_BASE_INDEX) { // labels
$label_id = feed_to_label_id($feed);
$query_strategy_part = "label_id = '$label_id' AND
ttrss_labels2.id = ttrss_user_labels2.label_id AND
ttrss_user_labels2.article_id = ref_id";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
$ext_tables_part = ",ttrss_labels2,ttrss_user_labels2";
$allow_archived = true;
} else {
$query_strategy_part = "true";
}
$order_by = "score DESC, date_entered DESC, updated DESC";
if ($view_mode == "unread_first") {
$order_by = "unread DESC, $order_by";
}
if ($override_order) {
$order_by = $override_order;
}
if ($override_strategy) {
$query_strategy_part = $override_strategy;
}
if ($override_vfeed) {
$vfeed_query_part = $override_vfeed;
}
$feed_title = "";
if ($search) {
$feed_title = T_sprintf("Search results: %s", $search);
} else {
if ($cat_view) {
$feed_title = getCategoryTitle($feed);
} else {
if (is_numeric($feed) & & $feed > 0) {
$result = db_query("SELECT title,site_url,last_error,last_updated
FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = $owner_uid");
$feed_title = db_fetch_result($result, 0, "title");
$feed_site_url = db_fetch_result($result, 0, "site_url");
$last_error = db_fetch_result($result, 0, "last_error");
$last_updated = db_fetch_result($result, 0, "last_updated");
} else {
$feed_title = getFeedTitle($feed);
}
}
}
$content_query_part = "content, content AS content_preview, ";
if (is_numeric($feed)) {
if ($feed >= 0) {
$feed_kind = "Feeds";
} else {
$feed_kind = "Labels";
}
if ($limit_query_part) {
$offset_query_part = "OFFSET $offset";
}
// proper override_order applied above
if ($vfeed_query_part & & !$ignore_vfeed_group & & get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
if (!$override_order) {
$order_by = "ttrss_feeds.title, $order_by";
} else {
$order_by = "ttrss_feeds.title, $override_order";
}
}
if (!$allow_archived) {
$from_qpart = "ttrss_entries,ttrss_user_entries,ttrss_feeds$ext_tables_part";
$feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
} else {
$from_qpart = "ttrss_entries$ext_tables_part,ttrss_user_entries
LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
}
if ($vfeed_query_part)
$vfeed_query_part .= "favicon_avg_color,";
$query = "SELECT DISTINCT
date_entered,
guid,
ttrss_entries.id,ttrss_entries.title,
updated,
label_cache,
tag_cache,
always_display_enclosures,
site_url,
note,
num_comments,
comments,
int_id,
uuid,
lang,
hide_images,
unread,feed_id,marked,published,link,last_read,orig_feed_id,
last_marked, last_published,
$vfeed_query_part
$content_query_part
author,score
FROM
$from_qpart
WHERE
$feed_check_qpart
ttrss_user_entries.ref_id = ttrss_entries.id AND
ttrss_user_entries.owner_uid = '$owner_uid' AND
$search_query_part
$filter_query_part
$view_query_part
$since_id_part
$query_strategy_part ORDER BY $order_by
$limit_query_part $offset_query_part";
if ($_REQUEST["debug"]) print $query;
$result = db_query($query);
} else {
// browsing by tag
$select_qpart = "SELECT DISTINCT " .
"date_entered," .
"guid," .
"note," .
"ttrss_entries.id as id," .
"title," .
"updated," .
"unread," .
"feed_id," .
"orig_feed_id," .
"marked," .
"num_comments, " .
"comments, " .
"tag_cache," .
"label_cache," .
"link," .
"lang," .
"uuid," .
"last_read," .
"(SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) AS hide_images," .
"last_marked, last_published, " .
$since_id_part .
$vfeed_query_part .
$content_query_part .
"score ";
$feed_kind = "Tags";
$all_tags = explode(",", $feed);
if ($search_mode == 'any') {
$tag_sql = "tag_name in (" . implode(", ", array_map("db_quote", $all_tags)) . ")";
$from_qpart = " FROM ttrss_entries,ttrss_user_entries,ttrss_tags ";
$where_qpart = " WHERE " .
"ref_id = ttrss_entries.id AND " .
"ttrss_user_entries.owner_uid = $owner_uid AND " .
"post_int_id = int_id AND $tag_sql AND " .
$view_query_part .
$search_query_part .
$query_strategy_part . " ORDER BY $order_by " .
$limit_query_part;
} else {
$i = 1;
$sub_selects = array();
$sub_ands = array();
foreach ($all_tags as $term) {
array_push($sub_selects, "(SELECT post_int_id from ttrss_tags WHERE tag_name = " . db_quote($term) . " AND owner_uid = $owner_uid) as A$i");
$i++;
}
if ($i > 2) {
$x = 1;
$y = 2;
do {
array_push($sub_ands, "A$x.post_int_id = A$y.post_int_id");
$x++;
$y++;
} while ($y < $i);
}
array_push($sub_ands, "A1.post_int_id = ttrss_user_entries.int_id and ttrss_user_entries.owner_uid = $owner_uid");
array_push($sub_ands, "ttrss_user_entries.ref_id = ttrss_entries.id");
$from_qpart = " FROM " . implode(", ", $sub_selects) . ", ttrss_user_entries, ttrss_entries";
$where_qpart = " WHERE " . implode(" AND ", $sub_ands);
}
// error_log("TAG SQL: " . $tag_sql);
// $tag_sql = "tag_name = '$feed'"; DEFAULT way
// error_log("[". $select_qpart . "][" . $from_qpart . "][" .$where_qpart . "]");
$result = db_query($select_qpart . $from_qpart . $where_qpart);
}
return array($result, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words);
}
function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false, $highlight_words = false, $article_id = false) {
if (!$owner) $owner = $_SESSION["uid"];
$res = trim($str); if (!$res) return '';
$charset_hack = '< head >
< meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" / >
< / head > ';
$res = trim($res); if (!$res) return '';
libxml_use_internal_errors(true);
$doc = new DOMDocument();
$doc->loadHTML($charset_hack . $res);
$xpath = new DOMXPath($doc);
$entries = $xpath->query('(//a[@href]|//img[@src])');
foreach ($entries as $entry) {
if ($site_url) {
if ($entry->hasAttribute('href'))
$entry->setAttribute('href',
rewrite_relative_url($site_url, $entry->getAttribute('href')));
if ($entry->hasAttribute('src')) {
$src = rewrite_relative_url($site_url, $entry->getAttribute('src'));
$cached_filename = CACHE_DIR . '/images/' . sha1($src) . '.png';
if (file_exists($cached_filename)) {
$src = SELF_URL_PATH . '/image.php?hash=' . sha1($src);
}
$entry->setAttribute('src', $src);
}
if ($entry->nodeName == 'img') {
if (($owner & & get_pref("STRIP_IMAGES", $owner)) ||
$force_remove_images || $_SESSION["bw_limit"]) {
$p = $doc->createElement('p');
$a = $doc->createElement('a');
$a->setAttribute('href', $entry->getAttribute('src'));
$a->appendChild(new DOMText($entry->getAttribute('src')));
$a->setAttribute('target', '_blank');
$p->appendChild($a);
$entry->parentNode->replaceChild($p, $entry);
}
}
}
if (strtolower($entry->nodeName) == "a") {
$entry->setAttribute("target", "_blank");
}
}
$entries = $xpath->query('//iframe');
foreach ($entries as $entry) {
$entry->setAttribute('sandbox', 'allow-scripts');
}
Added other allowed elements to sanitize()
The following html elements are now kept when sanitizing entries: aside, bdi, bdo, caption, col, colgroup, figure, figcaption, mark, ruby, rp, rt, samp, time. Most of them are new in HTML5. Based on the list at https://developer.mozilla.org/en-US/docs/HTML/HTML5/HTML5_element_list
12 years ago
$allowed_elements = array('a', 'address', 'audio', 'article', 'aside',
'b', 'bdi', 'bdo', 'big', 'blockquote', 'body', 'br',
'caption', 'cite', 'center', 'code', 'col', 'colgroup',
'data', 'dd', 'del', 'details', 'div', 'dl', 'font',
'dt', 'em', 'footer', 'figure', 'figcaption',
'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'html', 'i',
'img', 'ins', 'kbd', 'li', 'main', 'mark', 'nav', 'noscript',
'ol', 'p', 'pre', 'q', 'ruby', 'rp', 'rt', 's', 'samp', 'section',
'small', 'source', 'span', 'strike', 'strong', 'sub', 'summary',
Added other allowed elements to sanitize()
The following html elements are now kept when sanitizing entries: aside, bdi, bdo, caption, col, colgroup, figure, figcaption, mark, ruby, rp, rt, samp, time. Most of them are new in HTML5. Based on the list at https://developer.mozilla.org/en-US/docs/HTML/HTML5/HTML5_element_list
12 years ago
'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'time',
'tr', 'track', 'tt', 'u', 'ul', 'var', 'wbr', 'video' );
if ($_SESSION['hasSandbox']) $allowed_elements[] = 'iframe';
$disallowed_attributes = array('id', 'style', 'class');
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SANITIZE) as $plugin) {
$retval = $plugin->hook_sanitize($doc, $site_url, $allowed_elements, $disallowed_attributes, $article_id);
if (is_array($retval)) {
$doc = $retval[0];
$allowed_elements = $retval[1];
$disallowed_attributes = $retval[2];
} else {
$doc = $retval;
}
}
$doc->removeChild($doc->firstChild); //remove doctype
$doc = strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes);
if ($highlight_words) {
foreach ($highlight_words as $word) {
// http://stackoverflow.com/questions/4081372/highlight-keywords-in-a-paragraph
$elements = $xpath->query("//*/text()");
foreach ($elements as $child) {
$fragment = $doc->createDocumentFragment();
$text = $child->textContent;
$stubs = array();
while (($pos = mb_stripos($text, $word)) !== false) {
$fragment->appendChild(new DomText(mb_substr($text, 0, $pos)));
$word = mb_substr($text, $pos, mb_strlen($word));
$highlight = $doc->createElement('span');
$highlight->appendChild(new DomText($word));
$highlight->setAttribute('class', 'highlight');
$fragment->appendChild($highlight);
$text = mb_substr($text, $pos + mb_strlen($word));
}
if (!empty($text)) $fragment->appendChild(new DomText($text));
$child->parentNode->replaceChild($fragment, $child);
}
}
}
$res = $doc->saveHTML();
return $res;
}
function strip_harmful_tags($doc, $allowed_elements, $disallowed_attributes) {
$xpath = new DOMXPath($doc);
$entries = $xpath->query('//*');
foreach ($entries as $entry) {
if (!in_array($entry->nodeName, $allowed_elements)) {
$entry->parentNode->removeChild($entry);
}
if ($entry->hasAttributes()) {
$attrs_to_remove = array();
foreach ($entry->attributes as $attr) {
if (strpos($attr->nodeName, 'on') === 0) {
array_push($attrs_to_remove, $attr);
}
if (in_array($attr->nodeName, $disallowed_attributes)) {
array_push($attrs_to_remove, $attr);
}
}
foreach ($attrs_to_remove as $attr) {
$entry->removeAttributeNode($attr);
}
}
}
return $doc;
}
function check_for_update() {
if (CHECK_FOR_NEW_VERSION & & $_SESSION['access_level'] >= 10) {
$version_url = "http://tt-rss.org/version.php?ver=" . VERSION .
"& iid=" . sha1(SELF_URL_PATH);
$version_data = @fetch_file_contents($version_url);
if ($version_data) {
$version_data = json_decode($version_data, true);
if ($version_data & & $version_data['version']) {
if (version_compare(VERSION_STATIC, $version_data['version']) == -1) {
return $version_data;
}
}
}
}
return false;
}
function catchupArticlesById($ids, $cmode, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
if (count($ids) == 0) return;
$tmp_ids = array();
foreach ($ids as $id) {
array_push($tmp_ids, "ref_id = '$id'");
}
$ids_qpart = join(" OR ", $tmp_ids);
if ($cmode == 0) {
db_query("UPDATE ttrss_user_entries SET
unread = false,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
} else if ($cmode == 1) {
db_query("UPDATE ttrss_user_entries SET
unread = true
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
} else {
db_query("UPDATE ttrss_user_entries SET
unread = NOT unread,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
}
/* update ccache */
$result = db_query("SELECT DISTINCT feed_id FROM ttrss_user_entries
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
while ($line = db_fetch_assoc($result)) {
ccache_update($line["feed_id"], $owner_uid);
}
}
function get_article_tags($id, $owner_uid = 0, $tag_cache = false) {
$a_id = db_escape_string($id);
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$query = "SELECT DISTINCT tag_name,
owner_uid as owner FROM
ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE
ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name";
$tags = array();
/* check cache first */
if ($tag_cache === false) {
$result = db_query("SELECT tag_cache FROM ttrss_user_entries
WHERE ref_id = '$id' AND owner_uid = $owner_uid");
$tag_cache = db_fetch_result($result, 0, "tag_cache");
}
if ($tag_cache) {
$tags = explode(",", $tag_cache);
} else {
/* do it the hard way */
$tmp_result = db_query($query);
while ($tmp_line = db_fetch_assoc($tmp_result)) {
array_push($tags, $tmp_line["tag_name"]);
}
/* update the cache */
$tags_str = db_escape_string(join(",", $tags));
db_query("UPDATE ttrss_user_entries
SET tag_cache = '$tags_str' WHERE ref_id = '$id'
AND owner_uid = $owner_uid");
}
return $tags;
}
function trim_array($array) {
$tmp = $array;
array_walk($tmp, 'trim');
return $tmp;
}
function tag_is_valid($tag) {
if ($tag == '') return false;
if (preg_match("/^[0-9]*$/", $tag)) return false;
if (mb_strlen($tag) > 250) return false;
if (!$tag) return false;
return true;
}
function render_login_form() {
header('Cache-Control: public');
require_once "login_form.php";
exit;
}
function format_warning($msg, $id = "") {
global $link;
return "< div class = \"warning\" id = \"$id\" >
< span > < img src = \"images/alert.png\" > < / span > < span > $msg< / span > < / div > ";
}
function format_notice($msg, $id = "") {
global $link;
return "< div class = \"notice\" id = \"$id\" >
< span > < img src = \"images/information.png\" > < / span > < span > $msg< / span > < / div > ";
}
function format_error($msg, $id = "") {
global $link;
return "< div class = \"error\" id = \"$id\" >
< span > < img src = \"images/alert.png\" > < / span > < span > $msg< / span > < / div > ";
}
function print_notice($msg) {
return print format_notice($msg);
}
function print_warning($msg) {
return print format_warning($msg);
}
function print_error($msg) {
return print format_error($msg);
}
function T_sprintf() {
$args = func_get_args();
return vsprintf(__(array_shift($args)), $args);
}
function format_inline_player($url, $ctype) {
$entry = "";
$url = htmlspecialchars($url);
if (strpos($ctype, "audio/") === 0) {
if ($_SESSION["hasAudio"] & & (strpos($ctype, "ogg") !== false ||
$_SESSION["hasMp3"])) {
$entry .= "< audio preload = \"none\" controls >
< source type = \"$ctype\" src = \"$url\" > < / source >
< / audio > ";
} else {
$entry .= "< object type = \"application/x-shockwave-flash\"
data=\"lib/button/musicplayer.swf?song_url=$url\"
width=\"17\" height=\"17\" style='float : left; margin-right : 5px;'>
< param name = \"movie\"
value=\"lib/button/musicplayer.swf?song_url=$url\" />
< / object > ";
}
if ($entry) $entry .= " < a target = \"_blank\"
href=\"$url\">" . basename($url) . "< / a > ";
return $entry;
}
return "";
/* $filename = substr($url, strrpos($url, "/")+1);
$entry .= " < a target = \"_blank\" href = \"" . htmlspecialchars ( $ url ) . " \ " > " .
$filename . " (" . $ctype . ")" . "< / a > "; */
}
function format_article($id, $mark_as_read = true, $zoom_mode = false, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$rv = array();
$rv['id'] = $id;
/* we can figure out feed_id from article id anyway, why do we
* pass feed_id here? let's ignore the argument :(*/
$result = db_query("SELECT feed_id FROM ttrss_user_entries
WHERE ref_id = '$id'");
$feed_id = (int) db_fetch_result($result, 0, "feed_id");
$rv['feed_id'] = $feed_id;
//if (!$zoom_mode) { print "< article id = '$id' > < ![CDATA["; };
if ($mark_as_read) {
$result = db_query("UPDATE ttrss_user_entries
SET unread = false,last_read = NOW()
WHERE ref_id = '$id' AND owner_uid = $owner_uid");
ccache_update($feed_id, $owner_uid);
}
$result = db_query("SELECT id,title,link,content,feed_id,comments,int_id,lang,
".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
(SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url,
(SELECT hide_images FROM ttrss_feeds WHERE id = feed_id) as hide_images,
(SELECT always_display_enclosures FROM ttrss_feeds WHERE id = feed_id) as always_display_enclosures,
num_comments,
tag_cache,
author,
orig_feed_id,
note
FROM ttrss_entries,ttrss_user_entries
WHERE id = '$id' AND ref_id = id AND owner_uid = $owner_uid");
if ($result) {
$line = db_fetch_assoc($result);
$tag_cache = $line["tag_cache"];
$line["tags"] = get_article_tags($id, $owner_uid, $line["tag_cache"]);
unset($line["tag_cache"]);
$line["content"] = sanitize($line["content"],
sql_bool_to_bool($line['hide_images']),
$owner_uid, $line["site_url"], false, $line["id"]);
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE) as $p) {
$line = $p->hook_render_article($line);
}
$num_comments = $line["num_comments"];
$entry_comments = "";
if ($num_comments > 0) {
if ($line["comments"]) {
$comments_url = htmlspecialchars($line["comments"]);
} else {
$comments_url = htmlspecialchars($line["link"]);
}
$entry_comments = "< a target = '_blank' href = \"$comments_url\" > $num_comments comments< / a > ";
} else {
if ($line["comments"] & & $line["link"] != $line["comments"]) {
$entry_comments = "< a target = '_blank' href = \"".htmlspecialchars($line["comments"])."\" > comments< / a > ";
}
}
if ($zoom_mode) {
header("Content-Type: text/html");
$rv['content'] .= "< html > < head >
< meta http-equiv = \"Content-Type\" content = \"text/html; charset = utf-8\"/ >
< title > Tiny Tiny RSS - ".$line["title"]."< / title >
< link rel = \"stylesheet\" type = \"text/css\" href = \"css/tt-rss.css\" >
< script type = \"text/javascript\" >
function openSelectedAttachment(elem) {
try {
var url = elem[elem.selectedIndex].value;
if (url) {
window.open(url);
elem.selectedIndex = 0;
}
} catch (e) {
exception_error(\"openSelectedAttachment\", e);
}
}
< / script >
< / head > < body id = \"ttrssZoom\" > ";
}
$rv['content'] .= "< div class = \"postReply\" id = \"POST-$id\" > ";
$rv['content'] .= "< div class = \"postHeader\" id = \"POSTHDR-$id\" > ";
$entry_author = $line["author"];
if ($entry_author) {
$entry_author = __(" - ") . $entry_author;
}
$parsed_updated = make_local_datetime($line["updated"], true,
$owner_uid, true);
if (!$zoom_mode)
$rv['content'] .= "< div class = \"postDate\" > $parsed_updated< / div > ";
if ($line["link"]) {
$rv['content'] .= "< div class = 'postTitle' > < a target = '_blank'
title=\"".htmlspecialchars($line['title'])."\"
href=\"" .
htmlspecialchars($line["link"]) . "\">" .
$line["title"] . "< / a > " .
"< span class = 'author' > $entry_author< / span > < / div > ";
} else {
$rv['content'] .= "< div class = 'postTitle' > " . $line["title"] . "$entry_author< / div > ";
}
if ($zoom_mode)
$rv['content'] .= "< div class = \"postDate\" > $parsed_updated< / div > ";
$tags_str = format_tags_string($line["tags"], $id);
$tags_str_full = join(", ", $line["tags"]);
if (!$tags_str_full) $tags_str_full = __("no tags");
if (!$entry_comments) $entry_comments = " "; # placeholder
$rv['content'] .= "< div class = 'postTags' style = 'float : right' >
< img src = 'images/tag.png'
class='tagsPic' alt='Tags' title='Tags'> ";
if (!$zoom_mode) {
$rv['content'] .= "< span id = \"ATSTR-$id\" > $tags_str< / span >
< a title = \"".__('Edit tags for this article ' ) . " \ "
href=\"#\" onclick=\"editArticleTags($id, $feed_id)\">(+)< / a > ";
$rv['content'] .= "< div dojoType = \"dijit.Tooltip\"
id=\"ATSTRTIP-$id\" connectId=\"ATSTR-$id\"
position=\"below\">$tags_str_full< / div > ";
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_BUTTON) as $p) {
$rv['content'] .= $p->hook_article_button($line);
}
} else {
$tags_str = strip_tags($tags_str);
$rv['content'] .= "< span id = \"ATSTR-$id\" > $tags_str< / span > ";
}
$rv['content'] .= "< / div > ";
$rv['content'] .= "< div clear = 'both' > ";
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_LEFT_BUTTON) as $p) {
$rv['content'] .= $p->hook_article_left_button($line);
}
$rv['content'] .= "$entry_comments< / div > ";
if ($line["orig_feed_id"]) {
$tmp_result = db_query("SELECT * FROM ttrss_archived_feeds
WHERE id = ".$line["orig_feed_id"]);
if (db_num_rows($tmp_result) != 0) {
$rv['content'] .= "< div clear = 'both' > ";
$rv['content'] .= __("Originally from:");
$rv['content'] .= " ";
$tmp_line = db_fetch_assoc($tmp_result);
$rv['content'] .= "< a target = '_blank'
href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
$tmp_line['title'] . "< / a > ";
$rv['content'] .= " ";
$rv['content'] .= "< a target = '_blank' href = '" . htmlspecialchars($tmp_line[' feed_url ' ] ) . " ' > ";
$rv['content'] .= "< img title = '".__(' Feed URL ' ) . " ' class = 'tinyFeedIcon' src = 'images/pub_set.svg' > < / a > ";
$rv['content'] .= "< / div > ";
}
}
$rv['content'] .= "< / div > ";
$rv['content'] .= "< div id = \"POSTNOTE-$id\" > ";
if ($line['note']) {
$rv['content'] .= format_article_note($id, $line['note'], !$zoom_mode);
}
$rv['content'] .= "< / div > ";
if (!$line['lang']) $line['lang'] = 'en';
$rv['content'] .= "< div class = \"postContent\" lang = \"".$line['lang']."\" > ";
$rv['content'] .= $line["content"];
$rv['content'] .= format_article_enclosures($id,
sql_bool_to_bool($line["always_display_enclosures"]),
$line["content"],
sql_bool_to_bool($line["hide_images"]));
$rv['content'] .= "< / div > ";
$rv['content'] .= "< / div > ";
}
if ($zoom_mode) {
$rv['content'] .= "
< div class = 'footer' >
< button onclick = \"return window . close ( ) \ " > ".
__("Close this window")."< / button > < / div > ";
$rv['content'] .= "< / body > < / html > ";
}
return $rv;
}
function print_checkpoint($n, $s) {
$ts = microtime(true);
echo sprintf("<!-- CP[$n] %.4f seconds --> \n", $ts - $s);
return $ts;
}
function sanitize_tag($tag) {
$tag = trim($tag);
$tag = mb_strtolower($tag, 'utf-8');
$tag = preg_replace('/[\'\"\+\>\< ]/', "", $tag);
// $tag = str_replace('"', "", $tag);
// $tag = str_replace("+", " ", $tag);
$tag = str_replace("technorati tag: ", "", $tag);
return $tag;
}
function get_self_url_prefix() {
if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
} else {
return SELF_URL_PATH;
}
}
/**
* Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
*
* @return string The Mozilla Firefox feed adding URL.
*/
function add_feed_url() {
//$url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
$url_path = get_self_url_prefix() .
"/public.php?op=subscribe&feed_url=%s";
return $url_path;
} // function add_feed_url
function encrypt_password($pass, $salt = '', $mode2 = false) {
if ($salt & & $mode2) {
return "MODE2:" . hash('sha256', $salt . $pass);
} else if ($salt) {
return "SHA1X:" . sha1("$salt:$pass");
} else {
return "SHA1:" . sha1($pass);
}
} // function encrypt_password
function load_filters($feed_id, $owner_uid, $action_id = false) {
$filters = array();
$cat_id = (int)getFeedCategory($feed_id);
$result = db_query("SELECT * FROM ttrss_filters2 WHERE
owner_uid = $owner_uid AND enabled = true ORDER BY order_id, title");
$check_cats = join(",", array_merge(
getParentCategories($cat_id, $owner_uid),
array($cat_id)));
while ($line = db_fetch_assoc($result)) {
$filter_id = $line["id"];
$result2 = db_query("SELECT
r.reg_exp, r.inverse, r.feed_id, r.cat_id, r.cat_filter, t.name AS type_name
FROM ttrss_filters2_rules AS r,
ttrss_filter_types AS t
WHERE
(cat_id IS NULL OR cat_id IN ($check_cats)) AND
(feed_id IS NULL OR feed_id = '$feed_id') AND
filter_type = t.id AND filter_id = '$filter_id'");
$rules = array();
$actions = array();
while ($rule_line = db_fetch_assoc($result2)) {
# print_r($rule_line);
$rule = array();
$rule["reg_exp"] = $rule_line["reg_exp"];
$rule["type"] = $rule_line["type_name"];
$rule["inverse"] = sql_bool_to_bool($rule_line["inverse"]);
array_push($rules, $rule);
}
$result2 = db_query("SELECT a.action_param,t.name AS type_name
FROM ttrss_filters2_actions AS a,
ttrss_filter_actions AS t
WHERE
action_id = t.id AND filter_id = '$filter_id'");
while ($action_line = db_fetch_assoc($result2)) {
# print_r($action_line);
$action = array();
$action["type"] = $action_line["type_name"];
$action["param"] = $action_line["action_param"];
array_push($actions, $action);
}
$filter = array();
$filter["match_any_rule"] = sql_bool_to_bool($line["match_any_rule"]);
$filter["inverse"] = sql_bool_to_bool($line["inverse"]);
$filter["rules"] = $rules;
$filter["actions"] = $actions;
if (count($rules) > 0 & & count($actions) > 0) {
array_push($filters, $filter);
}
}
return $filters;
}
function get_score_pic($score) {
if ($score > 100) {
return "score_high.png";
} else if ($score > 0) {
return "score_half_high.png";
} else if ($score < -100 ) {
return "score_low.png";
} else if ($score < 0 ) {
return "score_half_low.png";
} else {
return "score_neutral.png";
}
}
function feed_has_icon($id) {
return is_file(ICONS_DIR . "/$id.ico") & & filesize(ICONS_DIR . "/$id.ico") > 0;
}
function init_plugins() {
PluginHost::getInstance()->load(PLUGINS, PluginHost::KIND_ALL);
return true;
}
function format_tags_string($tags, $id) {
if (!is_array($tags) || count($tags) == 0) {
return __("no tags");
} else {
$maxtags = min(5, count($tags));
for ($i = 0; $i < $maxtags; $i++) {
$tags_str .= "< a class = \"tag\" href = \"#\" onclick = \"viewfeed('".$tags[$i]."')\" > " . $tags[$i] . "< / a > , ";
}
$tags_str = mb_substr($tags_str, 0, mb_strlen($tags_str)-2);
if (count($tags) > $maxtags)
$tags_str .= ", … ";
return $tags_str;
}
}
function format_article_labels($labels, $id) {
if (!is_array($labels)) return '';
$labels_str = "";
foreach ($labels as $l) {
$labels_str .= sprintf("< span class = 'hlLabelRef'
style='color : %s; background-color : %s'>%s< / span > ",
$l[2], $l[3], $l[1]);
}
return $labels_str;
}
function format_article_note($id, $note, $allow_edit = true) {
$str = "< div class = 'articleNote' onclick = \"editArticleNote($id)\" >
< div class = 'noteEdit' onclick = \"editArticleNote($id)\" > ".
($allow_edit ? __('(edit note)') : "")."< / div > $note< / div > ";
return $str;
}
function get_feed_category($feed_cat, $parent_cat_id = false) {
if ($parent_cat_id) {
$parent_qpart = "parent_cat = '$parent_cat_id'";
$parent_insert = "'$parent_cat_id'";
} else {
$parent_qpart = "parent_cat IS NULL";
$parent_insert = "NULL";
}
$result = db_query(
"SELECT id FROM ttrss_feed_categories
WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
if (db_num_rows($result) == 0) {
return false;
} else {
return db_fetch_result($result, 0, "id");
}
}
function add_feed_category($feed_cat, $parent_cat_id = false) {
if (!$feed_cat) return false;
db_query("BEGIN");
if ($parent_cat_id) {
$parent_qpart = "parent_cat = '$parent_cat_id'";
$parent_insert = "'$parent_cat_id'";
} else {
$parent_qpart = "parent_cat IS NULL";
$parent_insert = "NULL";
}
$feed_cat = mb_substr($feed_cat, 0, 250);
$result = db_query(
"SELECT id FROM ttrss_feed_categories
WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
if (db_num_rows($result) == 0) {
$result = db_query(
"INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat)
VALUES ('".$_SESSION["uid"]."', '$feed_cat', $parent_insert)");
db_query("COMMIT");
return true;
}
return false;
}
function getArticleFeed($id) {
$result = db_query("SELECT feed_id FROM ttrss_user_entries
WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
if (db_num_rows($result) != 0) {
return db_fetch_result($result, 0, "feed_id");
} else {
return 0;
}
}
/**
* Fixes incomplete URLs by prepending "http://".
* Also replaces feed:// with http://, and
* prepends a trailing slash if the url is a domain name only.
*
* @param string $url Possibly incomplete URL
*
* @return string Fixed URL.
*/
function fix_url($url) {
if (strpos($url, '://') === false) {
$url = 'http://' . $url;
} else if (substr($url, 0, 5) == 'feed:') {
$url = 'http:' . substr($url, 5);
}
//prepend slash if the URL has no slash in it
// "http://www.example" -> "http://www.example/"
if (strpos($url, '/', strpos($url, ':') + 3) === false) {
$url .= '/';
}
if ($url != "http:///")
return $url;
else
return '';
}
function validate_feed_url($url) {
$parts = parse_url($url);
return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
}
function get_article_enclosures($id) {
$query = "SELECT * FROM ttrss_enclosures
WHERE post_id = '$id' AND content_url != ''";
$rv = array();
$result = db_query($query);
if (db_num_rows($result) > 0) {
while ($line = db_fetch_assoc($result)) {
array_push($rv, $line);
}
}
return $rv;
}
function save_email_address($email) {
// FIXME: implement persistent storage of emails
if (!$_SESSION['stored_emails'])
$_SESSION['stored_emails'] = array();
if (!in_array($email, $_SESSION['stored_emails']))
array_push($_SESSION['stored_emails'], $email);
}
function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$sql_is_cat = bool_to_sql_bool($is_cat);
$result = db_query("SELECT access_key FROM ttrss_access_keys
WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
AND owner_uid = " . $owner_uid);
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "access_key");
} else {
$key = db_escape_string(sha1(uniqid(rand(), true)));
$result = db_query("INSERT INTO ttrss_access_keys
(access_key, feed_id, is_cat, owner_uid)
VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')");
return $key;
}
return false;
}
function get_feeds_from_html($url, $content)
{
$url = fix_url($url);
$baseUrl = substr($url, 0, strrpos($url, '/') + 1);
libxml_use_internal_errors(true);
$doc = new DOMDocument();
$doc->loadHTML($content);
$xpath = new DOMXPath($doc);
$entries = $xpath->query('/html/head/link[@rel="alternate"]');
$feedUrls = array();
foreach ($entries as $entry) {
if ($entry->hasAttribute('href')) {
$title = $entry->getAttribute('title');
if ($title == '') {
$title = $entry->getAttribute('type');
}
$feedUrl = rewrite_relative_url(
$baseUrl, $entry->getAttribute('href')
);
$feedUrls[$feedUrl] = $title;
}
}
return $feedUrls;
}
function is_html($content) {
return preg_match("/< html | DOCTYPE html / i " , substr ( $ content , 0 , 20 ) ) ! = = 0 ;
}
function url_is_html($url, $login = false, $pass = false) {
return is_html(fetch_file_contents($url, false, $login, $pass));
}
function print_label_select($name, $value, $attributes = "") {
$result = db_query("SELECT caption FROM ttrss_labels2
WHERE owner_uid = '".$_SESSION["uid"]."' ORDER BY caption");
print "< select default = \"$value\" name = \"" . htmlspecialchars ( $ name ) .
"\" $attributes onchange=\"labelSelectOnChange(this)\" >";
while ($line = db_fetch_assoc($result)) {
$issel = ($line["caption"] == $value) ? "selected=\"1\"" : "";
print "< option value = \"".htmlspecialchars($line["caption"])."\"
$issel>" . htmlspecialchars($line["caption"]) . "< / option > ";
}
# print "< option value = \"ADD_LABEL\" > " .__("Add label...") . "< / option > ";
print "< / select > ";
}
function format_article_enclosures($id, $always_display_enclosures,
$article_content, $hide_images = false) {
$result = get_article_enclosures($id);
$rv = '';
if (count($result) > 0) {
$entries_html = array();
$entries = array();
$entries_inline = array();
foreach ($result as $line) {
$url = $line["content_url"];
$ctype = $line["content_type"];
$title = $line["title"];
if (!$ctype) $ctype = __("unknown type");
$filename = substr($url, strrpos($url, "/")+1);
$player = format_inline_player($url, $ctype);
if ($player) array_push($entries_inline, $player);
# $entry .= " < a target = \"_blank\" href = \"" . htmlspecialchars ( $ url ) . " \ " > " .
# $filename . " (" . $ctype . ")" . "< / a > ";
$entry = "< div onclick = \"window.open('".htmlspecialchars($url)."')\"
dojoType=\"dijit.MenuItem\">$filename ($ctype)< / div > ";
array_push($entries_html, $entry);
$entry = array();
$entry["type"] = $ctype;
$entry["filename"] = $filename;
$entry["url"] = $url;
$entry["title"] = $title;
array_push($entries, $entry);
}
if ($_SESSION['uid'] & & !get_pref("STRIP_IMAGES") & & !$_SESSION["bw_limit"]) {
if ($always_display_enclosures ||
!preg_match("/< img / i " , $ article_content ) ) {
foreach ($entries as $entry) {
if (preg_match("/image/", $entry["type"]) ||
preg_match("/\.(jpg|png|gif|bmp)/i", $entry["filename"])) {
if (!$hide_images) {
$rv .= "< p > < img
alt=\"".htmlspecialchars($entry["filename"])."\"
src=\"" .htmlspecialchars($entry["url"]) . "\"/>< / p > ";
} else {
$rv .= "< p > < a target = \"_blank\"
href=\"".htmlspecialchars($entry["url"])."\"
>" .htmlspecialchars($entry["url"]) . "< / a > < / p > ";
}
if ($entry['title']) {
$rv.= "< div class = \"enclosure_title\" > ${entry['title']}< / div > ";
}
}
}
}
}
if (count($entries_inline) > 0) {
$rv .= "< hr clear = 'both' / > ";
foreach ($entries_inline as $entry) { $rv .= $entry; };
$rv .= "< hr clear = 'both' / > ";
}
$rv .= "< select class = \"attachments\" onchange = \"openSelectedAttachment(this)\" > ".
"< option value = '' > " . __('Attachments')."< / option > ";
foreach ($entries as $entry) {
if ($entry["title"])
$title = "— " . truncate_string($entry["title"], 30);
else
$title = "";
$rv .= "< option value = \"".htmlspecialchars($entry["url"])."\" > " . htmlspecialchars($entry["filename"]) . "$title< / option > ";
};
$rv .= "< / select > ";
}
return $rv;
}
function getLastArticleId() {
$result = db_query("SELECT MAX(ref_id) AS id FROM ttrss_user_entries
WHERE owner_uid = " . $_SESSION["uid"]);
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "id");
} else {
return -1;
}
}
function build_url($parts) {
return $parts['scheme'] . "://" . $parts['host'] . $parts['path'];
}
/**
* Converts a (possibly) relative URL to a absolute one.
*
* @param string $url Base URL (i.e. from where the document is)
* @param string $rel_url Possibly relative URL in the document
*
* @return string Absolute URL
*/
function rewrite_relative_url($url, $rel_url) {
if (strpos($rel_url, ":") !== false) {
return $rel_url;
} else if (strpos($rel_url, "://") !== false) {
return $rel_url;
} else if (strpos($rel_url, "//") === 0) {
# protocol-relative URL (rare but they exist)
return $rel_url;
} else if (strpos($rel_url, "/") === 0)
{
$parts = parse_url($url);
$parts['path'] = $rel_url;
return build_url($parts);
} else {
$parts = parse_url($url);
if (!isset($parts['path'])) {
$parts['path'] = '/';
}
$dir = $parts['path'];
if (substr($dir, -1) !== '/') {
$dir = dirname($parts['path']);
$dir !== '/' & & $dir .= '/';
}
$parts['path'] = $dir . $rel_url;
return build_url($parts);
}
}
function sphinx_search($query, $offset = 0, $limit = 30) {
require_once 'lib/sphinxapi.php';
$sphinxClient = new SphinxClient();
$sphinxpair = explode(":", SPHINX_SERVER, 2);
$sphinxClient->SetServer($sphinxpair[0], (int)$sphinxpair[1]);
$sphinxClient->SetConnectTimeout(1);
$sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30,
'feed_title' => 20));
$sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2);
$sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25);
$sphinxClient->SetLimits($offset, $limit, 1000);
$sphinxClient->SetArrayResult(false);
$sphinxClient->SetFilter('owner_uid', array($_SESSION['uid']));
$result = $sphinxClient->Query($query, SPHINX_INDEX);
$ids = array();
if (is_array($result['matches'])) {
foreach (array_keys($result['matches']) as $int_id) {
$ref_id = $result['matches'][$int_id]['attrs']['ref_id'];
array_push($ids, $ref_id);
}
}
return $ids;
}
function cleanup_tags($days = 14, $limit = 1000) {
if (DB_TYPE == "pgsql") {
$interval_query = "date_updated < NOW ( ) - INTERVAL ' $ days days ' " ;
} else if (DB_TYPE == "mysql") {
$interval_query = "date_updated < DATE_SUB ( NOW ( ) , INTERVAL $ days DAY ) " ;
}
$tags_deleted = 0;
while ($limit > 0) {
$limit_part = 500;
$query = "SELECT ttrss_tags.id AS id
FROM ttrss_tags, ttrss_user_entries, ttrss_entries
WHERE post_int_id = int_id AND $interval_query AND
ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part";
$result = db_query($query);
$ids = array();
while ($line = db_fetch_assoc($result)) {
array_push($ids, $line['id']);
}
if (count($ids) > 0) {
$ids = join(",", $ids);
$tmp_result = db_query("DELETE FROM ttrss_tags WHERE id IN ($ids)");
$tags_deleted += db_affected_rows($tmp_result);
} else {
break;
}
$limit -= $limit_part;
}
return $tags_deleted;
}
function print_user_stylesheet() {
$value = get_pref('USER_STYLESHEET');
if ($value) {
print "< style type = \"text/css\" > " ;
print str_replace("< br / > ", "\n", $value);
print "< / style > ";
}
}
function filter_to_sql($filter, $owner_uid) {
$query = array();
if (DB_TYPE == "pgsql")
$reg_qpart = "~";
else
$reg_qpart = "REGEXP";
foreach ($filter["rules"] AS $rule) {
$rule['reg_exp'] = str_replace('/', '\/', $rule["reg_exp"]);
$regexp_valid = preg_match('/' . $rule['reg_exp'] . '/',
$rule['reg_exp']) !== FALSE;
if ($regexp_valid) {
$rule['reg_exp'] = db_escape_string($rule['reg_exp']);
switch ($rule["type"]) {
case "title":
$qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
$rule['reg_exp'] . "')";
break;
case "content":
$qpart = "LOWER(ttrss_entries.content) $reg_qpart LOWER('".
$rule['reg_exp'] . "')";
break;
case "both":
$qpart = "LOWER(ttrss_entries.title) $reg_qpart LOWER('".
$rule['reg_exp'] . "') OR LOWER(" .
"ttrss_entries.content) $reg_qpart LOWER('" . $rule['reg_exp'] . "')";
break;
case "tag":
$qpart = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('".
$rule['reg_exp'] . "')";
break;
case "link":
$qpart = "LOWER(ttrss_entries.link) $reg_qpart LOWER('".
$rule['reg_exp'] . "')";
break;
case "author":
$qpart = "LOWER(ttrss_entries.author) $reg_qpart LOWER('".
$rule['reg_exp'] . "')";
break;
}
if (isset($rule['inverse'])) $qpart = "NOT ($qpart)";
if (isset($rule["feed_id"]) & & $rule["feed_id"] > 0) {
$qpart .= " AND feed_id = " . db_escape_string($rule["feed_id"]);
}
if (isset($rule["cat_id"])) {
if ($rule["cat_id"] > 0) {
$children = getChildCategories($rule["cat_id"], $owner_uid);
array_push($children, $rule["cat_id"]);
$children = join(",", $children);
$cat_qpart = "cat_id IN ($children)";
} else {
$cat_qpart = "cat_id IS NULL";
}
$qpart .= " AND $cat_qpart";
}
$qpart .= " AND feed_id IS NOT NULL";
array_push($query, "($qpart)");
}
}
if (count($query) > 0) {
$fullquery = "(" . join($filter["match_any_rule"] ? "OR" : "AND", $query) . ")";
} else {
$fullquery = "(false)";
}
if ($filter['inverse']) $fullquery = "(NOT $fullquery)";
return $fullquery;
}
if (!function_exists('gzdecode')) {
function gzdecode($string) { // no support for 2nd argument
return file_get_contents('compress.zlib://data:who/cares;base64,'.
base64_encode($string));
}
}
function get_random_bytes($length) {
if (function_exists('openssl_random_pseudo_bytes')) {
return openssl_random_pseudo_bytes($length);
} else {
$output = "";
for ($i = 0; $i < $length; $i++)
$output .= chr(mt_rand(0, 255));
return $output;
}
}
function read_stdin() {
$fp = fopen("php://stdin", "r");
if ($fp) {
$line = trim(fgets($fp));
fclose($fp);
return $line;
}
return null;
}
function tmpdirname($path, $prefix) {
// Use PHP's tmpfile function to create a temporary
// directory name. Delete the file and keep the name.
$tempname = tempnam($path,$prefix);
if (!$tempname)
return false;
if (!unlink($tempname))
return false;
return $tempname;
}
function getFeedCategory($feed) {
$result = db_query("SELECT cat_id FROM ttrss_feeds
WHERE id = '$feed'");
if (db_num_rows($result) > 0) {
return db_fetch_result($result, 0, "cat_id");
} else {
return false;
}
}
function implements_interface($class, $interface) {
return in_array($interface, class_implements($class));
}
function geturl($url, $depth = 0){
if ($depth == 20) return $url;
if (!function_exists('curl_init'))
return user_error('CURL Must be installed for geturl function to work. Ask your host to enable it or uncomment extension=php_curl.dll in php.ini', E_USER_ERROR);
$curl = curl_init();
$header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,";
$header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5";
$header[] = "Cache-Control: max-age=0";
$header[] = "Connection: keep-alive";
$header[] = "Keep-Alive: 300";
$header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7";
$header[] = "Accept-Language: en-us,en;q=0.5";
$header[] = "Pragma: ";
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0 Firefox/5.0');
curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
curl_setopt($curl, CURLOPT_HEADER, true);
curl_setopt($curl, CURLOPT_REFERER, $url);
curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate');
curl_setopt($curl, CURLOPT_AUTOREFERER, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
//curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); //CURLOPT_FOLLOWLOCATION Disabled...
curl_setopt($curl, CURLOPT_TIMEOUT, 60);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
if ((OPENSSL_VERSION_NUMBER >= 0x0090808f) & & (OPENSSL_VERSION_NUMBER < 0x10000000 ) ) {
curl_setopt($curl, CURLOPT_SSLVERSION, 3);
}
$html = curl_exec($curl);
$status = curl_getinfo($curl);
if($status['http_code']!=200){
if($status['http_code'] == 301 || $status['http_code'] == 302) {
curl_close($curl);
list($header) = explode("\r\n\r\n", $html, 2);
$matches = array();
preg_match("/(Location:|URI:)[^(\n)]*/", $header, $matches);
$url = trim(str_replace($matches[1],"",$matches[0]));
$url_parsed = parse_url($url);
return (isset($url_parsed))? geturl($url, $depth + 1):'';
}
global $fetch_last_error;
$fetch_last_error = curl_errno($curl) . " " . curl_error($curl);
curl_close($curl);
$oline='';
foreach($status as $key=>$eline){$oline.='['.$key.']'.$eline.' ';}
$line =$oline." \r\n ".$url."\r\n-----------------\r\n";
# $handle = @fopen('./curl.error.log', 'a');
# fwrite($handle, $line);
return FALSE;
}
curl_close($curl);
return $url;
}
function get_minified_js($files) {
require_once 'lib/jshrink/Minifier.php';
$rv = '';
foreach ($files as $js) {
if (!isset($_GET['debug'])) {
$cached_file = CACHE_DIR . "/js/".basename($js).".js";
if (file_exists($cached_file) & &
is_readable($cached_file) & &
filemtime($cached_file) >= filemtime("js/$js.js")) {
$rv .= file_get_contents($cached_file);
} else {
$minified = JShrink\Minifier::minify(file_get_contents("js/$js.js"));
file_put_contents($cached_file, $minified);
$rv .= $minified;
}
} else {
$rv .= file_get_contents("js/$js.js");
}
}
return $rv;
}
function stylesheet_tag($filename) {
$timestamp = filemtime($filename);
echo "< link rel = \"stylesheet\" type = \"text/css\" href = \"$filename?$timestamp\"/ > \n";
}
function javascript_tag($filename) {
$query = "";
if (!(strpos($filename, "?") === FALSE)) {
$query = substr($filename, strpos($filename, "?")+1);
$filename = substr($filename, 0, strpos($filename, "?"));
}
$timestamp = filemtime($filename);
if ($query) $timestamp .= "&$query";
echo "< script type = \"text/javascript\" charset = \"utf-8\" src = \"$filename?$timestamp\" > < / script > \n";
}
function calculate_dep_timestamp() {
$files = array_merge(glob("js/*.js"), glob("css/*.css"));
$max_ts = -1;
foreach ($files as $file) {
if (filemtime($file) > $max_ts) $max_ts = filemtime($file);
}
return $max_ts;
}
function T_js_decl($s1, $s2) {
if ($s1 & & $s2) {
$s1 = preg_replace("/\n/", "", $s1);
$s2 = preg_replace("/\n/", "", $s2);
$s1 = preg_replace("/\"/", "\\\"", $s1);
$s2 = preg_replace("/\"/", "\\\"", $s2);
return "T_messages[\"$s1\"] = \"$s2\";\n";
}
}
function init_js_translations() {
print 'var T_messages = new Object();
function __(msg) {
if (T_messages[msg]) {
return T_messages[msg];
} else {
return msg;
}
}
function ngettext(msg1, msg2, n) {
return __((parseInt(n) > 1) ? msg2 : msg1);
}';
$l10n = _get_reader();
for ($i = 0; $i < $l10n->total; $i++) {
$orig = $l10n->get_original_string($i);
if(strpos($orig, "\000") !== FALSE) { // Plural forms
$key = explode(chr(0), $orig);
print T_js_decl($key[0], _ngettext($key[0], $key[1], 1)); // Singular
print T_js_decl($key[1], _ngettext($key[0], $key[1], 2)); // Plural
} else {
$translation = __($orig);
print T_js_decl($orig, $translation);
}
}
}
function label_to_feed_id($label) {
return LABEL_BASE_INDEX - 1 - abs($label);
}
function feed_to_label_id($feed) {
return LABEL_BASE_INDEX - 1 + abs($feed);
}
function format_libxml_error($error) {
return T_sprintf("LibXML error %s at line %d (column %d): %s",
$error->code, $error->line, $error->column,
$error->message);
}
?>
