You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tt-rss/include/functions.php

4963 lines
130 KiB
PHP

<?php
define('EXPECTED_CONFIG_VERSION', 26);
define('SCHEMA_VERSION', 100);
$fetch_last_error = false;
$pluginhost = false;
function __autoload($class) {
$class_file = str_replace("_", "/", strtolower(basename($class)));
$file = dirname(__FILE__)."/../classes/$class_file.php";
if (file_exists($file)) {
require $file;
}
}
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';
if (DB_TYPE == "pgsql") {
define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
} else {
define('SUBSTRING_FOR_DATE', 'SUBSTRING');
}
define('THEME_VERSION_REQUIRED', 1.1);
/**
* Return available translations names.
*
* @access public
* @return array A array of available translations.
*/
function get_translations() {
$tr = array(
"auto" => "Detect automatically",
"ca_CA" => "Català",
"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)",
"nb_NO" => "Norwegian bokmål",
"pl_PL" => "Polski",
"ru_RU" => "Русский",
"pt_BR" => "Portuguese/Brazil",
"zh_CN" => "Simplified Chinese");
return $tr;
}
require_once "lib/accept-to-gettext.php";
require_once "lib/gettext/gettext.inc";
function startup_gettext() {
# Get locale from Accept-Language header
$lang = al2gt(array_keys(get_translations()), "text/html");
if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
$lang = _TRANSLATION_OVERRIDE_DEFAULT;
}
/* In login action of mobile version */
if ($_POST["language"] && defined('MOBILE_VERSION')) {
$lang = $_POST["language"];
} else {
$lang = $_SESSION["language"];
}
if ($lang) {
if (defined('LC_MESSAGES')) {
_setlocale(LC_MESSAGES, $lang);
} else if (defined('LC_ALL')) {
_setlocale(LC_ALL, $lang);
}
if (defined('MOBILE_VERSION')) {
_bindtextdomain("messages", "../locale");
} else {
_bindtextdomain("messages", "locale");
}
_textdomain("messages");
_bind_textdomain_codeset("messages", "UTF-8");
}
}
startup_gettext();
require_once 'db-prefs.php';
require_once 'version.php';
ini_set('user_agent', SELF_USER_AGENT);
require_once 'lib/pubsubhubbub/publisher.php';
require_once 'lib/htmLawed.php';
$tz_offset = -1;
$utc_tz = new DateTimeZone('UTC');
$schema_version = false;
/**
* Print a timestamped debug message.
*
* @param string $msg The debug message.
* @return void
*/
function _debug($msg) {
if (defined('QUIET') && QUIET) {
return;
}
$ts = strftime("%H:%M:%S", time());
if (function_exists('posix_getpid')) {
$ts = "$ts/" . posix_getpid();
}
print "[$ts] $msg\n";
} // 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 $debug Set to True to enable the debug. False by default.
* @access public
* @return void
*/
function purge_feed($link, $feed_id, $purge_interval, $debug = false) {
if (!$purge_interval) $purge_interval = feed_purge_interval($link, $feed_id);
$rows = -1;
$result = db_query($link,
"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 ($owner_uid) {
ccache_update($link, $feed_id, $owner_uid);
}
return;
}
if (!$owner_uid) return;
if (FORCE_ARTICLE_PURGE == 0) {
$purge_unread = get_pref($link, "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") {
$pg_version = get_pgsql_version($link);
if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
$result = db_query($link, "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 {
$result = db_query($link, "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'");
}
$rows = pg_affected_rows($result);
} else {
/* $result = db_query($link, "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)"); */
$result = db_query($link, "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)");
$rows = mysql_affected_rows($link);
}
ccache_update($link, $feed_id, $owner_uid);
if ($debug) {
_debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
}
} // function purge_feed
function feed_purge_interval($link, $feed_id) {
$result = db_query($link, "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) $purge_interval = get_pref($link,
'PURGE_OLD_DAYS', $owner_uid);
return $purge_interval;
} else {
return -1;
}
}
function purge_orphans($link, $do_output = false) {
// purge orphaned posts in main content table
$result = db_query($link, "DELETE FROM ttrss_entries WHERE
(SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
if ($do_output) {
$rows = db_affected_rows($link, $result);
_debug("Purged $rows orphaned posts.");
}
}
function get_feed_update_interval($link, $feed_id) {
$result = db_query($link, "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 $update_interval;
} else {
return get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
}
} else {
return -1;
}
}
function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false) {
$login = urlencode($login);
$pass = urlencode($pass);
global $fetch_last_error;
if (function_exists('curl_init') && !ini_get("open_basedir")) {
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
curl_setopt($ch, CURLOPT_TIMEOUT, 45);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($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 , "gzip");
if ($post_query) {
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query);
}
if ($login && $pass)
curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass");
$contents = @curl_exec($ch);
if ($contents === false) {
$fetch_last_error = curl_error($ch);
curl_close($ch);
return false;
}
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
curl_close($ch);
if ($http_code != 200 || $type && strpos($content_type, "$type") === false) {
return false;
}
return $contents;
} else {
if ($login && $pass ){
$url_parts = array();
preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
if ($url_parts[1] && $url_parts[2]) {
$url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
}
}
$data = @file_get_contents($url);
if (!$data && function_exists('error_get_last')) {
$error = error_get_last();
$fetch_last_error = $error["message"];
}
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, $link) {
# print "FAVICON [$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($icon_file, 0644);
}
}
}
}
}
function print_select($id, $default, $values, $attributes = "") {
print "<select name=\"$id\" id=\"$id\" $attributes>";
foreach ($values as $v) {
if ($v == $default)
$sel = "selected=\"1\"";
else
$sel = "";
print "<option value=\"$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 = "";
print "<option $sel value=\"$v\">".$values[$v]."</option>";
}
print "</select>";
}
function getmicrotime() {
list($usec, $sec) = explode(" ",microtime());
return ((float)$usec + (float)$sec);
}
function print_radio($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\">&nbsp;$v&nbsp;";
}
}
function initialize_user_prefs($link, $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($link) < 63) $profile_qpart = "";
db_query($link, "BEGIN");
$result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs");
$u_result = db_query($link, "SELECT pref_name
FROM ttrss_user_prefs WHERE owner_uid = '$uid' $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 " . $line["pref_name"] . "<br>";
if (get_schema_version($link) < 63) {
db_query($link, "INSERT INTO ttrss_user_prefs
(owner_uid,pref_name,value) VALUES
('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
} else {
db_query($link, "INSERT INTO ttrss_user_prefs
(owner_uid,pref_name,value, profile) VALUES
('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
}
}
}
db_query($link, "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"] .
$_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
}
return "";
}
function authenticate_user($link, $login, $password, $check_only = false) {
if (!SINGLE_USER_MODE) {
$user_id = false;
$modules = explode(",", AUTH_MODULES);
foreach ($modules as $module) {
$module_class = "auth_$module";
if (class_exists($module_class)) {
$authenticator = new $module_class($link);
$user_id = (int) $authenticator->authenticate($login, $password);
if ($user_id) {
$_SESSION["auth_module"] = $module;
break;
}
} else {
print T_sprintf("Fatal: authentication module %s not found.", $module);
die;
}
}
if ($user_id && !$check_only) {
$_SESSION["uid"] = $user_id;
$result = db_query($link, "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");
$_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
$_SESSION["uid"]);
$_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
$_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
$_SESSION["last_version_check"] = time();
initialize_user_prefs($link, $_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"] = $_SERVER["REMOTE_ADDR"];
initialize_user_prefs($link, $_SESSION["uid"]);
return true;
}
}
function make_password($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 $password;
}
// this is called after user is created to initialize default feeds, labels
// or whatever else
// user preferences are checked on every login, not here
function initialize_user($link, $uid) {
db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url)
values ('$uid', 'Tiny Tiny RSS: New Releases',
'http://tt-rss.org/releases.rss')");
db_query($link, "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 == $_SESSION['csrf_token'];
}
function validate_session($link) {
if (SINGLE_USER_MODE) return true;
$check_ip = $_SESSION['ip_address'];
switch (SESSION_CHECK_ADDRESS) {
case 0:
$check_ip = '';
break;
case 1:
$check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
break;
case 2:
$check_ip = substr($check_ip, 0, strrpos($check_ip, '.'));
$check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
break;
};
if ($check_ip && strpos($_SERVER['REMOTE_ADDR'], $check_ip) !== 0) {
$_SESSION["login_error_msg"] =
__("Session failed to validate (incorrect IP)");
return false;
}
if ($_SESSION["ref_schema_version"] != get_schema_version($link, true))
return false;
if ($_SESSION["uid"]) {
$result = db_query($link,
"SELECT pwd_hash FROM ttrss_users WHERE id = '".$_SESSION["uid"]."'");
$pwd_hash = db_fetch_result($result, 0, "pwd_hash");
if ($pwd_hash != $_SESSION["pwd_hash"]) {
return false;
}
}
/* if ($_SESSION["cookie_lifetime"] && $_SESSION["uid"]) {
//print_r($_SESSION);
if (time() > $_SESSION["cookie_lifetime"]) {
return false;
}
} */
return true;
}
function load_user_plugins($link, $owner_uid) {
if ($owner_uid) {
$plugins = get_pref($link, "_ENABLED_PLUGINS", $owner_uid);
global $pluginhost;
$pluginhost->load($plugins, $pluginhost::KIND_USER);
}
}
function login_sequence($link, $login_form = 0) {
if (SINGLE_USER_MODE) {
authenticate_user($link, "admin", null);
load_user_plugins($link, $_SESSION["uid"]);
} else {
if (!$_SESSION["uid"] || !validate_session($link)) {
if (AUTH_AUTO_LOGIN && authenticate_user($link, null, null)) {
$_SESSION["ref_schema_version"] = get_schema_version($link, true);
} else {
authenticate_user($link, null, null, true);
}
if (!$_SESSION["uid"]) render_login_form($link, $login_form);
} else {
/* bump login timestamp */
db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
$_SESSION["uid"]);
}
if ($_SESSION["uid"] && $_SESSION["language"] && SESSION_COOKIE_LIFETIME > 0) {
setcookie("ttrss_lang", $_SESSION["language"],
time() + SESSION_COOKIE_LIFETIME);
}
if ($_SESSION["uid"]) {
load_user_plugins($link, $_SESSION["uid"]);
}
}
}
function truncate_string($str, $max_len, $suffix = '&hellip;') {
if (mb_strlen($str, "utf-8") > $max_len - 3) {
return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
} else {
return $str;
}
}
function theme_image($link, $filename) {
if ($link) {
$theme_path = get_user_theme_path($link);
if ($theme_path && is_file($theme_path.$filename)) {
return $theme_path.$filename;
} else {
return $filename;
}
} else {
return $filename;
}
}
function get_user_theme($link) {
if (get_schema_version($link) >= 63 && $_SESSION["uid"]) {
$theme_name = get_pref($link, "_THEME_ID");
if (is_dir("themes/$theme_name")) {
return $theme_name;
} else {
return '';
}
} else {
return '';
}
}
function get_user_theme_path($link) {
$theme_path = '';
if (get_schema_version($link) >= 63 && $_SESSION["uid"]) {
$theme_name = get_pref($link, "_THEME_ID");
if ($theme_name && is_dir("themes/$theme_name")) {
$theme_path = "themes/$theme_name/";
} else {
$theme_name = '';
}
} else {
$theme_path = '';
}
if ($theme_path) {
if (is_file("$theme_path/theme.ini")) {
$ini = parse_ini_file("$theme_path/theme.ini", true);
if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED) {
return $theme_path;
}
}
}
return '';
}
function get_user_theme_options($link) {
$t = get_user_theme_path($link);
if ($t) {
if (is_file("$t/theme.ini")) {
$ini = parse_ini_file("$t/theme.ini", true);
if ($ini['theme']['version']) {
return $ini['theme']['options'];
}
}
}
return '';
}
function print_theme_includes($link) {
$t = get_user_theme_path($link);
$time = time();
if ($t) {
print "<link rel=\"stylesheet\" type=\"text/css\"
href=\"$t/theme.css?$time \">";
if (file_exists("$t/theme.js")) {
print "<script type=\"text/javascript\" src=\"$t/theme.js?$time\">
</script>";
}
}
}
function get_all_themes() {
$themes = glob("themes/*");
asort($themes);
$rv = array();
foreach ($themes as $t) {
if (is_file("$t/theme.ini")) {
$ini = parse_ini_file("$t/theme.ini", true);
if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED &&
!$ini['theme']['disabled']) {
$entry = array();
$entry["path"] = $t;
$entry["base"] = basename($t);
$entry["name"] = $ini['theme']['name'];
$entry["version"] = $ini['theme']['version'];
$entry["author"] = $ini['theme']['author'];
$entry["options"] = $ini['theme']['options'];
array_push($rv, $entry);
}
}
}
return $rv;
}
function convert_timestamp($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($link, $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 $tz_offset;
# We store date in UTC internally
$dt = new DateTime($timestamp, $utc_tz);
if ($tz_offset == -1) {
$user_tz_string = get_pref($link, 'USER_TIMEZONE', $owner_uid);
try {
$user_tz = new DateTimeZone($user_tz_string);
} catch (Exception $e) {
$user_tz = $utc_tz;
}
$tz_offset = $user_tz->getOffset($dt);
}
$user_timestamp = $dt->format('U') + $tz_offset;
if (!$no_smart_dt) {
return smart_date_time($link, $user_timestamp,
$tz_offset, $owner_uid);
} else {
if ($long)
$format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
else
$format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
return date($format, $user_timestamp);
}
}
function smart_date_time($link, $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)) {
$format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid);
return date($format, $timestamp);
} else {
$format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid);
return date($format, $timestamp);
}
}
function sql_bool_to_bool($s) {
if ($s == "t" || $s == "1" || $s == "true") {
return true;
} else {
return false;
}
}
function bool_to_sql_bool($s) {
if ($s) {
return "true";
} else {
return "false";
}
}
// Session caching removed due to causing wrong redirects to upgrade
// script when get_schema_version() is called on an obsolete session
// created on a previous schema version.
function get_schema_version($link, $nocache = false) {
global $schema_version;
if (!$schema_version) {
$result = db_query($link, "SELECT schema_version FROM ttrss_version");
$version = db_fetch_result($result, 0, "schema_version");
$schema_version = $version;
return $version;
} else {
return $schema_version;
}
}
function sanity_check($link) {
require_once 'errors.php';
$error_code = 0;
$schema_version = get_schema_version($link, true);
if ($schema_version != SCHEMA_VERSION) {
$error_code = 5;
}
if (DB_TYPE == "mysql") {
$result = db_query($link, "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 (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($fp);
return true;
} else {
return false;
}
}
return true; // consider the file always locked and skip the test
}
function make_lockfile($filename) {
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
if (flock($fp, LOCK_EX | LOCK_NB)) {
if (function_exists('posix_getpid')) {
fwrite($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($link, $feed, $cat_view, $owner_uid = false, $max_id = false) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
//if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
$ref_check_qpart = ($max_id &&
!get_pref($link, 'REVERSE_HEADLINES')) ? "ref_id <= '$max_id'" : "true";
if (is_numeric($feed)) {
if ($cat_view) {
if ($feed >= 0) {
if ($feed > 0) {
$children = getChildCategories($link, $feed, $owner_uid);
array_push($children, $feed);
$children = join(",", $children);
$cat_qpart = "cat_id IN ($children)";
} else {
$cat_qpart = "cat_id IS NULL";
}
db_query($link, "UPDATE ttrss_user_entries
SET unread = false,last_read = NOW()
WHERE feed_id IN (SELECT id FROM ttrss_feeds WHERE $cat_qpart)
AND $ref_check_qpart
AND owner_uid = $owner_uid");
} else if ($feed == -2) {
db_query($link, "UPDATE ttrss_user_entries
SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
AND $ref_check_qpart
AND unread = true AND owner_uid = $owner_uid");
}
} else if ($feed > 0) {
db_query($link, "UPDATE ttrss_user_entries
SET unread = false,last_read = NOW()
WHERE feed_id = '$feed'
AND $ref_check_qpart
AND owner_uid = $owner_uid");
} else if ($feed < 0 && $feed > -10) { // special, like starred
if ($feed == -1) {
db_query($link, "UPDATE ttrss_user_entries
SET unread = false,last_read = NOW()
WHERE marked = true
AND $ref_check_qpart
AND owner_uid = $owner_uid");
}
if ($feed == -2) {
db_query($link, "UPDATE ttrss_user_entries
SET unread = false,last_read = NOW()
WHERE published = true
AND $ref_check_qpart
AND owner_uid = $owner_uid");
}
if ($feed == -3) {
$intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE");
if (DB_TYPE == "pgsql") {
$match_part = "updated > NOW() - INTERVAL '$intl hour' ";
} else {
$match_part = "updated > DATE_SUB(NOW(),
INTERVAL $intl HOUR) ";
}
$result = db_query($link, "SELECT id FROM ttrss_entries,
ttrss_user_entries WHERE $match_part AND
unread = true AND
ttrss_user_entries.ref_id = ttrss_entries.id AND
owner_uid = $owner_uid");
$affected_ids = array();
while ($line = db_fetch_assoc($result)) {
array_push($affected_ids, $line["id"]);
}
catchupArticlesById($link, $affected_ids, 0);
}
if ($feed == -4) {
db_query($link, "UPDATE ttrss_user_entries
SET unread = false,last_read = NOW()
WHERE $ref_check_qpart AND owner_uid = $owner_uid");
}
} else if ($feed < -10) { // label
$label_id = -$feed - 11;
db_query($link, "UPDATE ttrss_user_entries, ttrss_user_labels2
SET unread = false, last_read = NOW()
WHERE label_id = '$label_id' AND unread = true
AND $ref_check_qpart
AND owner_uid = '$owner_uid' AND ref_id = article_id");
}
ccache_update($link, $feed, $owner_uid, $cat_view);
} else { // tag
db_query($link, "BEGIN");
$tag_name = db_escape_string($feed);
$result = db_query($link, "SELECT post_int_id FROM ttrss_tags
WHERE tag_name = '$tag_name' AND owner_uid = $owner_uid");
while ($line = db_fetch_assoc($result)) {
db_query($link, "UPDATE ttrss_user_entries SET
unread = false, last_read = NOW()
WHERE $ref_check_qpart AND int_id = " . $line["post_int_id"]);
}
db_query($link, "COMMIT");
}
}
function getAllCounters($link, $omode = "flc", $active_feed = false) {
if (!$omode) $omode = "flc";
$data = getGlobalCounters($link);
$data = array_merge($data, getVirtCounters($link));
if (strchr($omode, "l")) $data = array_merge($data, getLabelCounters($link));
if (strchr($omode, "f")) $data = array_merge($data, getFeedCounters($link, $active_feed));
if (strchr($omode, "t")) $data = array_merge($data, getTagCounters($link));
if (strchr($omode, "c")) $data = array_merge($data, getCategoryCounters($link));
return $data;
}
function getCategoryTitle($link, $cat_id) {
if ($cat_id == -1) {
return __("Special");
} else if ($cat_id == -2) {
return __("Labels");
} else {
$result = db_query($link, "SELECT title FROM ttrss_feed_categories WHERE
id = '$cat_id'");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "title");
} else {
return __("Uncategorized");
}
}
}
function getCategoryCounters($link) {
$ret_arr = array();
/* Labels category */
$cv = array("id" => -2, "kind" => "cat",
"counter" => getCategoryUnread($link, -2));
array_push($ret_arr, $cv);
$result = db_query($link, "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) {
$child_counter = getCategoryChildrenUnread($link, $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 */
$cv = array("id" => 0, "kind" => "cat",
"counter" => (int) ccache_find($link, 0, $_SESSION["uid"], true));
array_push($ret_arr, $cv);
return $ret_arr;
}
// only accepts real cats (>= 0)
function getCategoryChildrenUnread($link, $cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query($link, "SELECT id FROM ttrss_feed_categories WHERE parent_cat = '$cat'
AND owner_uid = $owner_uid");
$unread = 0;
while ($line = db_fetch_assoc($result)) {
$unread += getCategoryUnread($link, $line["id"], $owner_uid);
$unread += getCategoryChildrenUnread($link, $line["id"], $owner_uid);
}
return $unread;
}
function getCategoryUnread($link, $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";
}
$result = db_query($link, "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);
$result = db_query($link, "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($link, -1) + getFeedUnread($link, -2) + getFeedUnread($link, -3) + getFeedUnread($link, 0);
} else if ($cat == -2) {
$result = db_query($link, "
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 $unread;
}
}
function getFeedUnread($link, $feed, $is_cat = false) {
return getFeedArticles($link, $feed, $is_cat, true, $_SESSION["uid"]);
}
function getLabelUnread($link, $label_id, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query($link, "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($link, $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($link, $n_feed, $owner_uid);
} else if ($n_feed == -6) {
return 0;
} else if ($feed != "0" && $n_feed == 0) {
$feed = db_escape_string($feed);
$result = db_query($link, "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";
$intl = get_pref($link, "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 < -10) {
$label_id = -$feed - 11;
return getLabelUnread($link, $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";
$result = db_query($link, $query);
} else {
$result = db_query($link, "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 $unread;
}
function getGlobalUnread($link, $user_id = false) {
if (!$user_id) {
$user_id = $_SESSION["uid"];
}
$result = db_query($link, "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 $c_id;
}
function getGlobalCounters($link, $global_unread = -1) {
$ret_arr = array();
if ($global_unread == -1) {
$global_unread = getGlobalUnread($link);
}
$cv = array("id" => "global-unread",
"counter" => (int) $global_unread);
array_push($ret_arr, $cv);
$result = db_query($link, "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 $ret_arr;
}
function getTagCounters($link) {
$ret_arr = array();
$result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id)
FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
AND ref_id = id AND unread = true)) AS count FROM ttrss_tags
WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name
ORDER BY count DESC LIMIT 55");
$tags = array();
while ($line = db_fetch_assoc($result)) {
$tags[$line["tag_name"]] += $line["count"];
}
foreach (array_keys($tags) as $tag) {
$unread = $tags[$tag];
$tag = htmlspecialchars($tag);
$cv = array("id" => $tag,
"kind" => "tag",
"counter" => $unread);
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function getVirtCounters($link) {
$ret_arr = array();
for ($i = 0; $i >= -4; $i--) {
$count = getFeedUnread($link, $i);
$cv = array("id" => $i,
"counter" => (int) $count);
// if (get_pref($link, 'EXTENDED_FEEDLIST'))
// $cv["xmsg"] = getFeedArticles($link, $i)." ".__("total");
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function getLabelCounters($link, $descriptions = false) {
$ret_arr = array();
$owner_uid = $_SESSION["uid"];
$result = db_query($link, "SELECT id, caption FROM ttrss_labels2
WHERE owner_uid = '$owner_uid'");
while ($line = db_fetch_assoc($result)) {
$id = -$line["id"] - 11;
$label_name = $line["caption"];
$count = getFeedUnread($link, $id);
$cv = array("id" => $id,
"counter" => (int) $count);
if ($descriptions)
$cv["description"] = $label_name;
// if (get_pref($link, 'EXTENDED_FEEDLIST'))
// $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function getFeedCounters($link, $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";
$result = db_query($link, $query);
$fctrs_modified = false;
while ($line = db_fetch_assoc($result)) {
$id = $line["id"];
$count = $line["count"];
$last_error = htmlspecialchars($line["last_error"]);
$last_updated = make_local_datetime($link, $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"] = $last_error;
// if (get_pref($link, 'EXTENDED_FEEDLIST'))
// $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total");
if ($active_feed && $id == $active_feed)
$cv["title"] = truncate_string($line["title"], 30);
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function get_pgsql_version($link) {
$result = db_query($link, "SELECT version() AS version");
$version = explode(" ", db_fetch_result($result, 0, "version"));
return $version[1];
}
/**
* @return array (code => Status code, message => error message if available)
*
* 0 - OK, Feed already exists
* 1 - OK, Feed added
* 2 - Invalid URL
* 3 - URL content is HTML, no feeds available
* 4 - URL content is HTML which contains multiple feeds.
* Here you should call extractfeedurls in rpc-backend
* to get all possible feeds.
* 5 - Couldn't download the URL content.
*/
function subscribe_to_feed($link, $url, $cat_id = 0,
$auth_login = '', $auth_pass = '', $need_auth = false) {
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);
}
if ($cat_id == "0" || !$cat_id) {
$cat_qpart = "NULL";
} else {
$cat_qpart = "'$cat_id'";
}
$result = db_query($link,
"SELECT id FROM ttrss_feeds
WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
if (db_num_rows($result) == 0) {
$result = db_query($link,
"INSERT INTO ttrss_feeds
(owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method)
VALUES ('".$_SESSION["uid"]."', '$url',
'[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', 0)");
$result = db_query($link,
"SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
AND owner_uid = " . $_SESSION["uid"]);
$feed_id = db_fetch_result($result, 0, "id");
if ($feed_id) {
update_rss_feed($link, $feed_id, true);
}
return array("code" => 1);
} else {
return array("code" => 0);
}
}
function print_feed_select($link, $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 $is_selected value=\"0\">".__('All feeds')."</option>";
}
}
if (get_pref($link, 'ENABLE_FEED_CATS')) {
if ($root_id)
$parent_qpart = "parent_cat = '$root_id'";
else
$parent_qpart = "parent_cat IS NULL";
$result = db_query($link, "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 ($line["num_children"] > 0)
print_feed_select($link, $id, $default_id, $attributes,
$include_all_feeds, $line["id"], $nest_level+1);
$feed_result = db_query($link, "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) {
$is_selected = ($default_id == "CAT:0") ? "selected=\"1\"" : "";
printf("<option $is_selected value='CAT:0'>%s</option>",
__("Uncategorized"));
$feed_result = db_query($link, "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 {
$result = db_query($link, "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 (!$root_id) {
print "</select>";
}
}
function print_feed_cat_select($link, $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";
$result = db_query($link, "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 ($line["num_children"] > 0)
print_feed_cat_select($link, $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 ($val == "on") ? "true" : "false";
}
function getFeedCatTitle($link, $id) {
if ($id == -1) {
return __("Special");
} else if ($id < -10) {
return __("Labels");
} else if ($id > 0) {
$result = db_query($link, "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/mark_set.svg";
break;
case -2:
return "images/pub_set.svg";
break;
case -3:
return "images/fresh.png";
break;
case -4:
return "images/tag.png";
break;
case -6:
return "images/recently_read.png";
break;
default:
if ($id < -10) {
return "images/label.png";
} else {
if (file_exists(ICONS_DIR . "/$id.ico"))
return ICONS_URL . "/$id.ico";
}
break;
}
}
function getFeedTitle($link, $id, $cat = false) {
if ($cat) {
return getCategoryTitle($link, $id);
} else if ($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 < -10) {
$label_id = -$id - 11;
$result = db_query($link, "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) {
$result = db_query($link, "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 $id;
}
}
function make_init_params($link) {
$params = array();
$params["theme"] = get_user_theme($link);
$params["theme_options"] = get_user_theme_options($link);
$params["sign_progress"] = theme_image($link, "images/indicator_white.gif");
$params["sign_progress_tiny"] = theme_image($link, "images/indicator_tiny.gif");
$params["sign_excl"] = theme_image($link, "images/sign_excl.svg");
$params["sign_info"] = theme_image($link, "images/sign_info.svg");
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", "DEFAULT_ARTICLE_LIMIT",
"HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) {
$params[strtolower($param)] = (int) get_pref($link, $param);
}
$params["icons_url"] = ICONS_URL;
$params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
$params["default_view_mode"] = get_pref($link, "_DEFAULT_VIEW_MODE");
$params["default_view_limit"] = (int) get_pref($link, "_DEFAULT_VIEW_LIMIT");
$params["default_view_order_by"] = get_pref($link, "_DEFAULT_VIEW_ORDER_BY");
$params["bw_limit"] = (int) $_SESSION["bw_limit"];
$result = db_query($link, "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;
$params["collapsed_feedlist"] = (int) get_pref($link, "_COLLAPSED_FEEDLIST");
$params["csrf_token"] = $_SESSION["csrf_token"];
return $params;
}
function make_runtime_info($link) {
$data = array();
$result = db_query($link, "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;
$data['last_article_id'] = getLastArticleId($link);
$data['cdm_expanded'] = get_pref($link, 'CDM_EXPANDED');
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()) {
$new_version_details = @check_for_update($link);
$data['new_version_available'] = (int) ($new_version_details != false);
$_SESSION["last_version_check"] = time();
$_SESSION["version_data"] = $new_version_details;
}
return $data;
}
function search_to_sql($link, $search, $match_on) {
$search_query_part = "";
$keywords = explode(" ", $search);
$query_keywords = array();
foreach ($keywords as $k) {
if (strpos($k, "-") === 0) {
$k = substr($k, 1);
$not = "NOT";
} else {
$not = "";
}
$commandpair = explode(":", mb_strtolower($k), 2);
if ($commandpair[0] == "note" && $commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
else
array_push($query_keywords, "($not (note IS NULL OR note = ''))");
} else if ($commandpair[0] == "star" && $commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (marked = true))");
else
array_push($query_keywords, "($not (marked = false))");
} else if ($commandpair[0] == "pub" && $commandpair[1]) {
if ($commandpair[1] == "true")
array_push($query_keywords, "($not (published = true))");
else
array_push($query_keywords, "($not (published = false))");
} else if (strpos($k, "@") === 0) {
$user_tz_string = get_pref($link, '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 if ($match_on == "both") {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
} else if ($match_on == "title") {
array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%'))");
} else if ($match_on == "content") {
array_push($query_keywords, "(UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))");
}
}
$search_query_part = implode("AND", $query_keywords);
return $search_query_part;
}
function getParentCategories($link, $cat, $owner_uid) {
$rv = array();
$result = db_query($link, "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($link, $line["parent_cat"], $owner_uid));
}
return $rv;
}
function getChildCategories($link, $cat, $owner_uid) {
$rv = array();
$result = db_query($link, "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($link, $line["id"], $owner_uid));
}
return $rv;
}
function queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on, $override_order = false, $offset = 0, $owner_uid = 0, $filter = false, $since_id = 0, $include_children = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$ext_tables_part = "";
if ($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 {
$search_query_part = search_to_sql($link, $search, $match_on);
$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";
$filter_query_part = filter_to_sql($link, $filter, $owner_uid);
// Try to check if SQL regexp implementation chokes on a valid regexp
$result = db_query($link, "SELECT true AS true FROM ttrss_entries,
ttrss_user_entries, ttrss_feeds, ttrss_feed_categories
WHERE $filter_query_part LIMIT 1", false);
$test = db_fetch_result($result, 0, "true");
if (!$test) {
$filter_query_part = "false AND";
} else {
$filter_query_part .= " 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" || $view_query_part == "noscores") {
if ($search) {
$view_query_part = " ";
} else if ($feed != -1) {
$unread = getFeedUnread($link, $feed, $cat_view);
if ($cat_view && $feed > 0 && $include_children)
$unread += getCategoryChildrenUnread($link, $feed);
if ($unread > 0) {
$view_query_part = " unread = true AND ";
}
}
}
if ($view_mode == "marked") {
$view_query_part = " marked = true AND ";
}
if ($view_mode == "published") {
$view_query_part = " published = true AND ";
}
if ($view_mode == "unread") {
$view_query_part = " unread = true AND ";
}
if ($view_mode == "updated") {
$view_query_part = " (last_read is null and unread = false) AND ";
}
if ($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) {
$subcats = getChildCategories($link, $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
$subcats = getChildCategories($link, $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,";
$allow_archived = true;
} else if ($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_read 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 == -3) { // fresh virtual feed
$query_strategy_part = "unread = true AND score >= 0";
$intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid);
if (DB_TYPE == "pgsql") {
$query_strategy_part .= " AND updated > NOW() - INTERVAL '$intl hour' ";
} else {
$query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
}
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed == -4) { // all articles virtual feed
$query_strategy_part = "true";
$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
} else if ($feed <= -10) { // labels
$label_id = -$feed - 11;
$query_strategy_part = "label_id = '$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 {
$query_strategy_part = "true";
}
if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) {
$date_sort_field = "updated";
} else {
$date_sort_field = "date_entered";
}
if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
$order_by = "$date_sort_field";
} else {
$order_by = "$date_sort_field DESC";
}
if ($view_mode != "noscores") {
$order_by = "score DESC, $order_by";
}
if ($override_order) {
$order_by = $override_order;
}
$feed_title = "";
if ($search) {
$feed_title = T_sprintf("Search results: %s", $search);
} else {
if ($cat_view) {
$feed_title = getCategoryTitle($link, $feed);
} else {
if (is_numeric($feed) && $feed > 0) {
$result = db_query($link, "SELECT title,site_url,last_error
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");
} else {
$feed_title = getFeedTitle($link, $feed);
}
}
}
$content_query_part = "content as content_preview, cached_content, ";
if (is_numeric($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 && get_pref($link, '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)";
}
$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,
unread,feed_id,marked,published,link,last_read,orig_feed_id,
".SUBSTRING_FOR_DATE."(last_read,1,19) as last_read_noms,
$vfeed_query_part
$content_query_part
".SUBSTRING_FOR_DATE."(updated,1,19) as updated_noms,
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;
$result = db_query($link, $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," .
"last_read," .
SUBSTRING_FOR_DATE . "(last_read,1,19) as last_read_noms," .
$since_id_part .
$vfeed_query_part .
$content_query_part .
SUBSTRING_FOR_DATE . "(updated,1,19) as updated_noms," .
"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 . "]");
$result = db_query($link, $select_qpart . $from_qpart . $where_qpart);
}
return array($result, $feed_title, $feed_site_url, $last_error);
}
function sanitize($link, $str, $force_strip_tags = false, $owner = false, $site_url = false) {
if (!$owner) $owner = $_SESSION["uid"];
$res = trim($str); if (!$res) return '';
$config = array('safe' => 1, 'deny_attribute' => 'style, width, height, class, id', 'comment' => 1, 'cdata' => 1, 'balance' => 0);
$res = htmLawed($res, $config);
if (get_pref($link, "STRIP_IMAGES", $owner)) {
$res = preg_replace('/<img[^>]+>/is', '', $res);
}
if (strpos($res, "href=") === false)
$res = rewrite_urls($res);
$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])');
$br_inserted = 0;
foreach ($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'))
if (preg_match('/^image.php\?i=[a-z0-9]+$/', $entry->getAttribute('src')) == 0)
$entry->setAttribute('src',
rewrite_relative_url($site_url, $entry->getAttribute('src')));
}
if (strtolower($entry->nodeName) == "a") {
$entry->setAttribute("target", "_blank");
}
if (strtolower($entry->nodeName) == "img" && !$br_inserted) {
$br = $doc->createElement("br");
if ($entry->parentNode->nextSibling) {
$entry->parentNode->insertBefore($br, $entry->nextSibling);
$br_inserted = 1;
}
}
}
$node = $doc->getElementsByTagName('body')->item(0);
return $doc->saveXML($node, LIBXML_NOEMPTYTAG);
}
function check_for_update($link) {
if (CHECK_FOR_NEW_VERSION && $_SESSION['access_level'] >= 10) {
$version_url = "http://tt-rss.org/version.php?ver=" . VERSION;
$version_data = @fetch_file_contents($version_url);
if ($version_data) {
$version_data = json_decode($version_data, true);
if ($version_data && $version_data['version']) {
if (version_compare(VERSION, $version_data['version']) == -1) {
return $version_data;
}
}
}
}
return false;
}
function markArticlesById($link, $ids, $cmode) {
$tmp_ids = array();
foreach ($ids as $id) {
array_push($tmp_ids, "ref_id = '$id'");
}
$ids_qpart = join(" OR ", $tmp_ids);
if ($cmode == 0) {
db_query($link, "UPDATE ttrss_user_entries SET
marked = false,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
} else if ($cmode == 1) {
db_query($link, "UPDATE ttrss_user_entries SET
marked = true
WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
} else {
db_query($link, "UPDATE ttrss_user_entries SET
marked = NOT marked,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
}
}
function publishArticlesById($link, $ids, $cmode) {
$tmp_ids = array();
foreach ($ids as $id) {
array_push($tmp_ids, "ref_id = '$id'");
}
$ids_qpart = join(" OR ", $tmp_ids);
if ($cmode == 0) {
db_query($link, "UPDATE ttrss_user_entries SET
published = false,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
} else if ($cmode == 1) {
db_query($link, "UPDATE ttrss_user_entries SET
published = true,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
} else {
db_query($link, "UPDATE ttrss_user_entries SET
published = NOT published,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]);
}
if (PUBSUBHUBBUB_HUB) {
$rss_link = get_self_url_prefix() .
"/public.php?op=rss&id=-2&key=" .
get_feed_access_key($link, -2, false);
$p = new Publisher(PUBSUBHUBBUB_HUB);
$pubsub_result = $p->publish_update($rss_link);
}
}
function catchupArticlesById($link, $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($link, "UPDATE ttrss_user_entries SET
unread = false,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
} else if ($cmode == 1) {
db_query($link, "UPDATE ttrss_user_entries SET
unread = true
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
} else {
db_query($link, "UPDATE ttrss_user_entries SET
unread = NOT unread,last_read = NOW()
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
}
/* update ccache */
$result = db_query($link, "SELECT DISTINCT feed_id FROM ttrss_user_entries
WHERE ($ids_qpart) AND owner_uid = $owner_uid");
while ($line = db_fetch_assoc($result)) {
ccache_update($link, $line["feed_id"], $owner_uid);
}
}
function catchupArticleById($link, $id, $cmode) {
if ($cmode == 0) {
db_query($link, "UPDATE ttrss_user_entries SET
unread = false,last_read = NOW()
WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
} else if ($cmode == 1) {
db_query($link, "UPDATE ttrss_user_entries SET
unread = true
WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
} else {
db_query($link, "UPDATE ttrss_user_entries SET
unread = NOT unread,last_read = NOW()
WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
}
$feed_id = getArticleFeed($link, $id);
ccache_update($link, $feed_id, $_SESSION["uid"]);
}
function make_guid_from_title($title) {
return preg_replace("/[ \"\',.:;]/", "-",
mb_strtolower(strip_tags($title), 'utf-8'));
}
function get_article_tags($link, $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";
$obj_id = md5("TAGS:$owner_uid:$id");
$tags = array();
/* check cache first */
if ($tag_cache === false) {
$result = db_query($link, "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 */
$tmp_result = db_query($link, $query);
while ($tmp_line = db_fetch_assoc($tmp_result)) {
array_push($tags, $tmp_line["tag_name"]);
}
/* update the cache */
$tags_str = db_escape_string(join(",", $tags));
db_query($link, "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 (function_exists('iconv')) {
$tag = iconv("utf-8", "utf-8", $tag);
}
if (!$tag) return false;
return true;
}
function render_login_form($link, $form_id = 0) {
switch ($form_id) {
case 0:
require_once "login_form.php";
break;
case 1:
require_once "mobile/login_form.php";
break;
}
exit;
}
// from http://developer.apple.com/internet/safari/faq.html
function no_cache_incantation() {
header("Expires: Mon, 22 Dec 1980 00:00:00 GMT"); // Happy birthday to me :)
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified
header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0"); // HTTP/1.1
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache"); // HTTP/1.0
}
function format_warning($msg, $id = "") {
global $link;
return "<div class=\"warning\" id=\"$id\">
<img src=\"".theme_image($link, "images/sign_excl.svg")."\">$msg</div>";
}
function format_notice($msg, $id = "") {
global $link;
return "<div class=\"notice\" id=\"$id\">
<img src=\"".theme_image($link, "images/sign_info.svg")."\">$msg</div>";
}
function format_error($msg, $id = "") {
global $link;
return "<div class=\"error\" id=\"$id\">
<img src=\"".theme_image($link, "images/sign_excl.svg")."\">$msg</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)), $args);
}
function format_inline_player($link, $url, $ctype) {
$entry = "";
if (strpos($ctype, "audio/") === 0) {
if ($_SESSION["hasAudio"] && (strpos($ctype, "ogg") !== false ||
strpos($_SERVER['HTTP_USER_AGENT'], "Chrome") !== false ||
strpos($_SERVER['HTTP_USER_AGENT'], "Safari") !== false )) {
$id = 'AUDIO-' . uniqid();
$entry .= "<audio id=\"$id\"\">
<source src=\"$url\"></source>
</audio>";
$entry .= "<span onclick=\"player(this)\"
title=\"".__("Click to play")."\" status=\"0\"
class=\"player\" audio-id=\"$id\">".__("Play")."</span>";
} 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>";
}
}
$filename = substr($url, strrpos($url, "/")+1);
$entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
$filename . " (" . $ctype . ")" . "</a>";
return $entry;
}
function format_article($link, $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 :( */
$result = db_query($link, "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["; };
$result = db_query($link, "SELECT rtl_content, always_display_enclosures, cache_content FROM ttrss_feeds
WHERE id = '$feed_id' AND owner_uid = $owner_uid");
if (db_num_rows($result) == 1) {
$rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content"));
$always_display_enclosures = sql_bool_to_bool(db_fetch_result($result, 0, "always_display_enclosures"));
$cache_content = sql_bool_to_bool(db_fetch_result($result, 0, "cache_content"));
} else {
$rtl_content = false;
$always_display_enclosures = false;
$cache_content = false;
}
if ($rtl_content) {
$rtl_tag = "dir=\"RTL\"";
$rtl_class = "RTL";
} else {
$rtl_tag = "";
$rtl_class = "";
}
if ($mark_as_read) {
$result = db_query($link, "UPDATE ttrss_user_entries
SET unread = false,last_read = NOW()
WHERE ref_id = '$id' AND owner_uid = $owner_uid");
ccache_update($link, $feed_id, $owner_uid);
}
$result = db_query($link, "SELECT id,title,link,content,feed_id,comments,int_id,
".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
(SELECT icon_url FROM ttrss_feeds WHERE id = feed_id) as icon_url,
(SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url,
num_comments,
tag_cache,
author,
orig_feed_id,
note,
cached_content
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);
if ($line["icon_url"]) {
$feed_icon = "<img src=\"" . $line["icon_url"] . "\">";
} else {
$feed_icon = "&nbsp;";
}
$feed_site_url = $line['site_url'];
$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=\"tt-rss.css\">
</head><body>";
}
$title_escaped = htmlspecialchars($line['title']);
$rv['content'] .= "<div id=\"PTITLE-$id\" style=\"display : none\">" .
truncate_string(strip_tags($line['title']), 15) . "</div>";
$rv['content'] .= "<div id=\"PTITLE-FULL-$id\" style=\"display : none\">" .
strip_tags($line['title']) . "</div>";
$rv['content'] .= "<div class=\"postReply\" id=\"POST-$id\">";
$rv['content'] .= "<div onclick=\"return postClicked(event, $id)\"
class=\"postHeader\" id=\"POSTHDR-$id\">";
$entry_author = $line["author"];
if ($entry_author) {
$entry_author = __(" - ") . $entry_author;
}
$parsed_updated = make_local_datetime($link, $line["updated"], true,
$owner_uid, true);
$rv['content'] .= "<div class=\"postDate$rtl_class\">$parsed_updated</div>";
if ($line["link"]) {
$rv['content'] .= "<div class='postTitle'><a target='_blank'
title=\"".htmlspecialchars($line['title'])."\"
href=\"" .
htmlspecialchars($line["link"]) . "\">" .
$line["title"] .
"<span class='author'>$entry_author</span></a></div>";
} else {
$rv['content'] .= "<div class='postTitle'>" . $line["title"] . "$entry_author</div>";
}
$tag_cache = $line["tag_cache"];
if (!$tag_cache)
$tags = get_article_tags($link, $id, $owner_uid);
else
$tags = explode(",", $tag_cache);
$tags_str = format_tags_string($tags, $id);
$tags_str_full = join(", ", $tags);
if (!$tags_str_full) $tags_str_full = __("no tags");
if (!$entry_comments) $entry_comments = "&nbsp;"; # placeholder
$rv['content'] .= "<div class='postTags' style='float : right'>
<img src='".theme_image($link, 'images/tag.png')."'
class='tagsPic' alt='Tags' title='Tags'>&nbsp;";
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>";
$rv['content'] .= "<img src=\"".theme_image($link, 'images/art-zoom.png')."\"
class='tagsPic' style=\"cursor : pointer\"
onclick=\"postOpenInNewTab(event, $id)\"
alt='Zoom' title='".__('Open article in new tab')."'>";
global $pluginhost;
foreach ($pluginhost->get_hooks($pluginhost::HOOK_ARTICLE_BUTTON) as $p) {
$rv['content'] .= $p->hook_article_button($line);
}
$rv['content'] .= "<img src=\"".theme_image($link, 'images/digest_checkbox.png')."\"
class='tagsPic' style=\"cursor : pointer\"
onclick=\"closeArticlePanel($id)\"
title='".__('Close article')."'>";
} else {
$tags_str = strip_tags($tags_str);
$rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>";
}
$rv['content'] .= "</div>";
$rv['content'] .= "<div clear='both'>$entry_comments</div>";
if ($line["orig_feed_id"]) {
$tmp_result = db_query($link, "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'] .= "&nbsp;";
$tmp_line = db_fetch_assoc($tmp_result);
$rv['content'] .= "<a target='_blank'
href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" .
$tmp_line['title'] . "</a>";
$rv['content'] .= "&nbsp;";
$rv['content'] .= "<a target='_blank' href='" . htmlspecialchars($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']);
}
$rv['content'] .= "</div>";
$rv['content'] .= "<div class=\"postIcon\">" .
"<a target=\"_blank\" title=\"".__("Visit the website")."\"$
href=\"".htmlspecialchars($feed_site_url)."\">".
$feed_icon . "</a></div>";
$rv['content'] .= "<div class=\"postContent\">";
// N-grams
if (DB_TYPE == "pgsql" and defined('_NGRAM_TITLE_RELATED_THRESHOLD')) {
$ngram_result = db_query($link, "SELECT id,title FROM
ttrss_entries,ttrss_user_entries
WHERE ref_id = id AND updated >= NOW() - INTERVAL '7 day'
AND similarity(title, '$title_escaped') >= "._NGRAM_TITLE_RELATED_THRESHOLD."
AND title != '$title_escaped'
AND owner_uid = $owner_uid");
if (db_num_rows($ngram_result) > 0) {
$rv['content'] .= "<div dojoType=\"dijit.form.DropDownButton\">".
"<span>" . __('Related')."</span>";
$rv['content'] .= "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
while ($nline = db_fetch_assoc($ngram_result)) {
$rv['content'] .= "<div onclick=\"hlOpenInNewTab(null,".$nline['id'].")\"
dojoType=\"dijit.MenuItem\">".$nline['title']."</div>";
}
$rv['content'] .= "</div></div><br/";
}
}
if ($cache_content && $line["cached_content"] != "") {
$line["content"] =& $line["cached_content"];
}
$article_content = sanitize($link, $line["content"], false, $owner_uid,
$feed_site_url);
$rv['content'] .= $article_content;
$rv['content'] .= format_article_enclosures($link, $id,
$always_display_enclosures, $article_content);
$rv['content'] .= "</div>";
$rv['content'] .= "</div>";
}
if ($zoom_mode) {
$rv['content'] .= "
<div style=\"text-align : center\">
<button onclick=\"return window.close()\">".
__("Close this window")."</button></div>";
$rv['content'] .= "</body></html>";
}
return $rv;
}
function print_checkpoint($n, $s) {
$ts = getmicrotime();
echo sprintf("<!-- CP[$n] %.4f seconds -->", $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 $tag;
}
function get_self_url_prefix() {
if (strrpos(SELF_URL_PATH, "/") === strlen(SELF_URL_PATH)-1) {
return substr(SELF_URL_PATH, 0, strlen(SELF_URL_PATH)-1);
} else {
return SELF_URL_PATH;
}
}
function opml_publish_url($link){
$url_path = get_self_url_prefix();
$url_path .= "/opml.php?op=publish&key=" .
get_feed_access_key($link, 'OPML:Publish', false, $_SESSION["uid"]);
return $url_path;
}
/**
* Purge a feed contents, marked articles excepted.
*
* @param mixed $link The database connection.
* @param integer $id The id of the feed to purge.
* @return void
*/
function clear_feed_articles($link, $id) {
if ($id != 0) {
$result = db_query($link, "DELETE FROM ttrss_user_entries
WHERE feed_id = '$id' AND marked = false AND owner_uid = " . $_SESSION["uid"]);
} else {
$result = db_query($link, "DELETE FROM ttrss_user_entries
WHERE feed_id IS NULL AND marked = false AND owner_uid = " . $_SESSION["uid"]);
}
$result = db_query($link, "DELETE FROM ttrss_entries WHERE
(SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
ccache_update($link, $id, $_SESSION['uid']);
} // function clear_feed_articles
/**
* Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI.
*
* @return string The Mozilla Firefox feed adding URL.
*/
function add_feed_url() {
//$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($pass);
}
} // function encrypt_password
function load_filters($link, $feed_id, $owner_uid, $action_id = false) {
$filters = array();
$cat_id = (int)getFeedCategory($link, $feed_id);
$result = db_query($link, "SELECT * FROM ttrss_filters2 WHERE
owner_uid = $owner_uid AND enabled = true");
$check_cats = join(",", array_merge(
getParentCategories($link, $cat_id, $owner_uid),
array($cat_id)));
while ($line = db_fetch_assoc($result)) {
$filter_id = $line["id"];
$result2 = db_query($link, "SELECT
r.reg_exp, 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"] = $rule_line["type_name"];
array_push($rules, $rule);
}
$result2 = db_query($link, "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["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 . "/$id.ico") > 0;
}
function init_connection($link) {
if ($link) {
if (DB_TYPE == "pgsql") {
pg_query($link, "set client_encoding = 'UTF-8'");
pg_set_client_encoding("UNICODE");
pg_query($link, "set datestyle = 'ISO, european'");
pg_query($link, "set TIME ZONE 0");
} else {
db_query($link, "SET time_zone = '+0:0'");
if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) {
db_query($link, "SET NAMES " . MYSQL_CHARSET);
}
}
global $pluginhost;
$pluginhost = new PluginHost($link);
$pluginhost->load(PLUGINS, $pluginhost::KIND_ALL);
return true;
} else {
print "Unable to connect to database:" . db_last_error();
return false;
}
}
/* function ccache_zero($link, $feed_id, $owner_uid) {
db_query($link, "UPDATE ttrss_counters_cache SET
value = 0, updated = NOW() WHERE
feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
} */
function ccache_zero_all($link, $owner_uid) {
db_query($link, "UPDATE ttrss_counters_cache SET
value = 0 WHERE owner_uid = '$owner_uid'");
db_query($link, "UPDATE ttrss_cat_counters_cache SET
value = 0 WHERE owner_uid = '$owner_uid'");
}
function ccache_remove($link, $feed_id, $owner_uid, $is_cat = false) {
if (!$is_cat) {
$table = "ttrss_counters_cache";
} else {
$table = "ttrss_cat_counters_cache";
}
db_query($link, "DELETE FROM $table WHERE
feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
}
function ccache_update_all($link, $owner_uid) {
if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid)) {
$result = db_query($link, "SELECT feed_id FROM ttrss_cat_counters_cache
WHERE feed_id > 0 AND owner_uid = '$owner_uid'");
while ($line = db_fetch_assoc($result)) {
ccache_update($link, $line["feed_id"], $owner_uid, true);
}
/* We have to manually include category 0 */
ccache_update($link, 0, $owner_uid, true);
} else {
$result = db_query($link, "SELECT feed_id FROM ttrss_counters_cache
WHERE feed_id > 0 AND owner_uid = '$owner_uid'");
while ($line = db_fetch_assoc($result)) {
print ccache_update($link, $line["feed_id"], $owner_uid);
}
}
}
function ccache_find($link, $feed_id, $owner_uid, $is_cat = false,
$no_update = false) {
if (!is_numeric($feed_id)) return;
if (!$is_cat) {
$table = "ttrss_counters_cache";
if ($feed_id > 0) {
$tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds
WHERE id = '$feed_id'");
$owner_uid = db_fetch_result($tmp_result, 0, "owner_uid");
}
} else {
$table = "ttrss_cat_counters_cache";
}
if (DB_TYPE == "pgsql") {
$date_qpart = "updated > NOW() - INTERVAL '15 minutes'";
} else if (DB_TYPE == "mysql") {
$date_qpart = "updated > DATE_SUB(NOW(), INTERVAL 15 MINUTE)";
}
$result = db_query($link, "SELECT value FROM $table
WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id'
LIMIT 1");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "value");
} else {
if ($no_update) {
return -1;
} else {
return ccache_update($link, $feed_id, $owner_uid, $is_cat);
}
}
}
function ccache_update($link, $feed_id, $owner_uid, $is_cat = false,
$update_pcat = true) {
if (!is_numeric($feed_id)) return;
if (!$is_cat && $feed_id > 0) {
$tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds
WHERE id = '$feed_id'");
$owner_uid = db_fetch_result($tmp_result, 0, "owner_uid");
}
$prev_unread = ccache_find($link, $feed_id, $owner_uid, $is_cat, true);
/* When updating a label, all we need to do is recalculate feed counters
* because labels are not cached */
if ($feed_id < 0) {
ccache_update_all($link, $owner_uid);
return;
}
if (!$is_cat) {
$table = "ttrss_counters_cache";
} else {
$table = "ttrss_cat_counters_cache";
}
if ($is_cat && $feed_id >= 0) {
if ($feed_id != 0) {
$cat_qpart = "cat_id = '$feed_id'";
} else {
$cat_qpart = "cat_id IS NULL";
}
/* Recalculate counters for child feeds */
$result = db_query($link, "SELECT id FROM ttrss_feeds
WHERE owner_uid = '$owner_uid' AND $cat_qpart");
while ($line = db_fetch_assoc($result)) {
ccache_update($link, $line["id"], $owner_uid, false, false);
}
$result = db_query($link, "SELECT SUM(value) AS sv
FROM ttrss_counters_cache, ttrss_feeds
WHERE id = feed_id AND $cat_qpart AND
ttrss_feeds.owner_uid = '$owner_uid'");
$unread = (int) db_fetch_result($result, 0, "sv");
} else {
$unread = (int) getFeedArticles($link, $feed_id, $is_cat, true, $owner_uid);
}
db_query($link, "BEGIN");
$result = db_query($link, "SELECT feed_id FROM $table
WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id' LIMIT 1");
if (db_num_rows($result) == 1) {
db_query($link, "UPDATE $table SET
value = '$unread', updated = NOW() WHERE
feed_id = '$feed_id' AND owner_uid = '$owner_uid'");
} else {
db_query($link, "INSERT INTO $table
(feed_id, value, owner_uid, updated)
VALUES
($feed_id, $unread, $owner_uid, NOW())");
}
db_query($link, "COMMIT");
if ($feed_id > 0 && $prev_unread != $unread) {
if (!$is_cat) {
/* Update parent category */
if ($update_pcat) {
$result = db_query($link, "SELECT cat_id FROM ttrss_feeds
WHERE owner_uid = '$owner_uid' AND id = '$feed_id'");
$cat_id = (int) db_fetch_result($result, 0, "cat_id");
ccache_update($link, $cat_id, $owner_uid, true);
}
}
} else if ($feed_id < 0) {
ccache_update_all($link, $owner_uid);
}
return $unread;
}
/* function ccache_cleanup($link, $owner_uid) {
if (DB_TYPE == "pgsql") {
db_query($link, "DELETE FROM ttrss_counters_cache AS c1 WHERE
(SELECT count(*) FROM ttrss_counters_cache AS c2
WHERE c1.feed_id = c2.feed_id AND c2.owner_uid = c1.owner_uid) > 1
AND owner_uid = '$owner_uid'");
db_query($link, "DELETE FROM ttrss_cat_counters_cache AS c1 WHERE
(SELECT count(*) FROM ttrss_cat_counters_cache AS c2
WHERE c1.feed_id = c2.feed_id AND c2.owner_uid = c1.owner_uid) > 1
AND owner_uid = '$owner_uid'");
} else {
db_query($link, "DELETE c1 FROM
ttrss_counters_cache AS c1,
ttrss_counters_cache AS c2
WHERE
c1.owner_uid = '$owner_uid' AND
c1.owner_uid = c2.owner_uid AND
c1.feed_id = c2.feed_id");
db_query($link, "DELETE c1 FROM
ttrss_cat_counters_cache AS c1,
ttrss_cat_counters_cache AS c2
WHERE
c1.owner_uid = '$owner_uid' AND
c1.owner_uid = c2.owner_uid AND
c1.feed_id = c2.feed_id");
}
} */
function label_find_id($link, $label, $owner_uid) {
$result = db_query($link,
"SELECT id FROM ttrss_labels2 WHERE caption = '$label'
AND owner_uid = '$owner_uid' LIMIT 1");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "id");
} else {
return 0;
}
}
function get_article_labels($link, $id, $owner_uid = false) {
$rv = array();
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query($link, "SELECT label_cache FROM
ttrss_user_entries WHERE ref_id = '$id' AND owner_uid = " .
$owner_uid);
if (db_num_rows($result) > 0) {
$label_cache = db_fetch_result($result, 0, "label_cache");
if ($label_cache) {
$label_cache = json_decode($label_cache, true);
if ($label_cache["no-labels"] == 1)
return $rv;
else
return $label_cache;
}
}
$result = db_query($link,
"SELECT DISTINCT label_id,caption,fg_color,bg_color
FROM ttrss_labels2, ttrss_user_labels2
WHERE id = label_id
AND article_id = '$id'
AND owner_uid = ". $owner_uid . "
ORDER BY caption");
while ($line = db_fetch_assoc($result)) {
$rk = array($line["label_id"], $line["caption"], $line["fg_color"],
$line["bg_color"]);
array_push($rv, $rk);
}
if (count($rv) > 0)
label_update_cache($link, $owner_uid, $id, $rv);
else
label_update_cache($link, $owner_uid, $id, array("no-labels" => 1));
return $rv;
}
function label_find_caption($link, $label, $owner_uid) {
$result = db_query($link,
"SELECT caption FROM ttrss_labels2 WHERE id = '$label'
AND owner_uid = '$owner_uid' LIMIT 1");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "caption");
} else {
return "";
}
}
function get_all_labels($link, $owner_uid) {
$rv = array();
$result = db_query($link, "SELECT fg_color, bg_color, caption FROM ttrss_labels2 WHERE owner_uid = " . $owner_uid);
while ($line = db_fetch_assoc($result)) {
array_push($rv, $line);
}
return $rv;
}
function label_update_cache($link, $owner_uid, $id, $labels = false, $force = false) {
if ($force)
label_clear_cache($link, $id);
if (!$labels)
$labels = get_article_labels($link, $id);
$labels = db_escape_string(json_encode($labels));
db_query($link, "UPDATE ttrss_user_entries SET
label_cache = '$labels' WHERE ref_id = '$id' AND owner_uid = '$owner_uid'");
}
function label_clear_cache($link, $id) {
db_query($link, "UPDATE ttrss_user_entries SET
label_cache = '' WHERE ref_id = '$id'");
}
function label_remove_article($link, $id, $label, $owner_uid) {
$label_id = label_find_id($link, $label, $owner_uid);
if (!$label_id) return;
$result = db_query($link,
"DELETE FROM ttrss_user_labels2
WHERE
label_id = '$label_id' AND
article_id = '$id'");
label_clear_cache($link, $id);
}
function label_add_article($link, $id, $label, $owner_uid) {
$label_id = label_find_id($link, $label, $owner_uid);
if (!$label_id) return;
$result = db_query($link,
"SELECT
article_id FROM ttrss_labels2, ttrss_user_labels2
WHERE
label_id = id AND
label_id = '$label_id' AND
article_id = '$id' AND owner_uid = '$owner_uid'
LIMIT 1");
if (db_num_rows($result) == 0) {
db_query($link, "INSERT INTO ttrss_user_labels2
(label_id, article_id) VALUES ('$label_id', '$id')");
}
label_clear_cache($link, $id);
}
function label_remove($link, $id, $owner_uid) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
db_query($link, "BEGIN");
$result = db_query($link, "SELECT caption FROM ttrss_labels2
WHERE id = '$id'");
$caption = db_fetch_result($result, 0, "caption");
$result = db_query($link, "DELETE FROM ttrss_labels2 WHERE id = '$id'
AND owner_uid = " . $owner_uid);
if (db_affected_rows($link, $result) != 0 && $caption) {
/* Remove access key for the label */
$ext_id = -11 - $id;
db_query($link, "DELETE FROM ttrss_access_keys WHERE
feed_id = '$ext_id' AND owner_uid = $owner_uid");
/* Disable filters that reference label being removed */
db_query($link, "UPDATE ttrss_filters SET
enabled = false WHERE action_param = '$caption'
AND action_id = 7
AND owner_uid = " . $owner_uid);
/* Remove cached data */
db_query($link, "UPDATE ttrss_user_entries SET label_cache = ''
WHERE label_cache LIKE '%$caption%' AND owner_uid = " . $owner_uid);
}
db_query($link, "COMMIT");
}
function label_create($link, $caption, $fg_color = '', $bg_color = '', $owner_uid) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
db_query($link, "BEGIN");
$result = false;
$result = db_query($link, "SELECT id FROM ttrss_labels2
WHERE caption = '$caption' AND owner_uid = $owner_uid");
if (db_num_rows($result) == 0) {
$result = db_query($link,
"INSERT INTO ttrss_labels2 (caption,owner_uid,fg_color,bg_color)
VALUES ('$caption', '$owner_uid', '$fg_color', '$bg_color')");
$result = db_affected_rows($link, $result) != 0;
}
db_query($link, "COMMIT");
return $result;
}
function format_tags_string($tags, $id) {
$tags_str = "";
$tags_nolinks_str = "";
$num_tags = 0;
$tag_limit = 6;
$formatted_tags = array();
foreach ($tags as $tag) {
$num_tags++;
$tag_escaped = str_replace("'", "\\'", $tag);
if (mb_strlen($tag) > 30) {
$tag = truncate_string($tag, 30);
}
$tag_str = "<a href=\"javascript:viewfeed('$tag_escaped')\">$tag</a>";
array_push($formatted_tags, $tag_str);
$tmp_tags_str = implode(", ", $formatted_tags);
if ($num_tags == $tag_limit || mb_strlen($tmp_tags_str) > 150) {
break;
}
}
$tags_str = implode(", ", $formatted_tags);
if ($num_tags < count($tags)) {
$tags_str .= ", &hellip;";
}
if ($num_tags == 0) {
$tags_str = __("no tags");
}
return $tags_str;
}
function format_article_labels($labels, $id) {
$labels_str = "";
foreach ($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) {
$str = "<div class='articleNote' onclick=\"editArticleNote($id)\">
<div class='noteEdit' onclick=\"editArticleNote($id)\">".
__('(edit note)')."</div>$note</div>";
return $str;
}
function toggle_collapse_cat($link, $cat_id, $mode) {
if ($cat_id > 0) {
$mode = bool_to_sql_bool($mode);
db_query($link, "UPDATE ttrss_feed_categories SET
collapsed = $mode WHERE id = '$cat_id' AND owner_uid = " .
$_SESSION["uid"]);
} else {
$pref_name = '';
switch ($cat_id) {
case -1:
$pref_name = '_COLLAPSED_SPECIAL';
break;
case -2:
$pref_name = '_COLLAPSED_LABELS';
break;
case 0:
$pref_name = '_COLLAPSED_UNCAT';
break;
}
if ($pref_name) {
if ($mode) {
set_pref($link, $pref_name, 'true');
} else {
set_pref($link, $pref_name, 'false');
}
}
}
}
function remove_feed($link, $id, $owner_uid) {
if ($id > 0) {
/* save starred articles in Archived feed */
db_query($link, "BEGIN");
/* prepare feed if necessary */
$result = db_query($link, "SELECT id FROM ttrss_archived_feeds
WHERE id = '$id'");
if (db_num_rows($result) == 0) {
db_query($link, "INSERT INTO ttrss_archived_feeds
(id, owner_uid, title, feed_url, site_url)
SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds
WHERE id = '$id'");
}
db_query($link, "UPDATE ttrss_user_entries SET feed_id = NULL,
orig_feed_id = '$id' WHERE feed_id = '$id' AND
marked = true AND owner_uid = $owner_uid");
/* Remove access key for the feed */
db_query($link, "DELETE FROM ttrss_access_keys WHERE
feed_id = '$id' AND owner_uid = $owner_uid");
/* remove the feed */
db_query($link, "DELETE FROM ttrss_feeds
WHERE id = '$id' AND owner_uid = $owner_uid");
db_query($link, "COMMIT");
if (file_exists(ICONS_DIR . "/$id.ico")) {
unlink(ICONS_DIR . "/$id.ico");
}
ccache_remove($link, $id, $owner_uid);
} else {
label_remove($link, -11-$id, $owner_uid);
ccache_remove($link, -11-$id, $owner_uid);
}
}
function get_feed_category($link, $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";
}
$result = db_query($link,
"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($result, 0, "id");
}
}
function add_feed_category($link, $feed_cat, $parent_cat_id = false) {
if (!$feed_cat) return false;
db_query($link, "BEGIN");
if ($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";
}
$result = db_query($link,
"SELECT id FROM ttrss_feed_categories
WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
if (db_num_rows($result) == 0) {
$result = db_query($link,
"INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat)
VALUES ('".$_SESSION["uid"]."', '$feed_cat', $parent_insert)");
db_query($link, "COMMIT");
return true;
}
return false;
}
function remove_feed_category($link, $id, $owner_uid) {
db_query($link, "DELETE FROM ttrss_feed_categories
WHERE id = '$id' AND owner_uid = $owner_uid");
ccache_remove($link, $id, $owner_uid, true);
}
function archive_article($link, $id, $owner_uid) {
db_query($link, "BEGIN");
$result = db_query($link, "SELECT feed_id FROM ttrss_user_entries
WHERE ref_id = '$id' AND owner_uid = $owner_uid");
if (db_num_rows($result) != 0) {
/* prepare the archived table */
$feed_id = (int) db_fetch_result($result, 0, "feed_id");
if ($feed_id) {
$result = db_query($link, "SELECT id FROM ttrss_archived_feeds
WHERE id = '$feed_id'");
if (db_num_rows($result) == 0) {
db_query($link, "INSERT INTO ttrss_archived_feeds
(id, owner_uid, title, feed_url, site_url)
SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds
WHERE id = '$feed_id'");
}
db_query($link, "UPDATE ttrss_user_entries
SET orig_feed_id = feed_id, feed_id = NULL
WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]);
}
}
db_query($link, "COMMIT");
}
function getArticleFeed($link, $id) {
$result = db_query($link, "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' || $parts['scheme'] == 'https');
}
function get_article_enclosures($link, $id) {
$query = "SELECT * FROM ttrss_enclosures
WHERE post_id = '$id' AND content_url != ''";
$rv = array();
$result = db_query($link, $query);
if (db_num_rows($result) > 0) {
while ($line = db_fetch_assoc($result)) {
array_push($rv, $line);
}
}
return $rv;
}
function api_get_feeds($link, $cat_id, $unread_only, $limit, $offset, $include_nested = false) {
$feeds = array();
/* Labels */
if ($cat_id == -4 || $cat_id == -2) {
$counters = getLabelCounters($link, true);
foreach (array_values($counters) as $cv) {
$unread = $cv["counter"];
if ($unread || !$unread_only) {
$row = array(
"id" => $cv["id"],
"title" => $cv["description"],
"unread" => $cv["counter"],
"cat_id" => -2,
);
array_push($feeds, $row);
}
}
}
/* Virtual feeds */
if ($cat_id == -4 || $cat_id == -1) {
foreach (array(-1, -2, -3, -4, -6, 0) as $i) {
$unread = getFeedUnread($link, $i);
if ($unread || !$unread_only) {
$title = getFeedTitle($link, $i);
$row = array(
"id" => $i,
"title" => $title,
"unread" => $unread,
"cat_id" => -1,
);
array_push($feeds, $row);
}
}
}
/* Child cats */
if ($include_nested && $cat_id) {
$result = db_query($link, "SELECT
id, title FROM ttrss_feed_categories
WHERE parent_cat = '$cat_id' AND owner_uid = " . $_SESSION["uid"] .
" ORDER BY id, title");
while ($line = db_fetch_assoc($result)) {
$unread = getFeedUnread($link, $line["id"], true) +
getCategoryChildrenUnread($link, $line["id"]);
if ($unread || !$unread_only) {
$row = array(
"id" => $line["id"],
"title" => $line["title"],
"unread" => $unread,
"is_cat" => true,
);
array_push($feeds, $row);
}
}
}
/* Real feeds */
if ($limit) {
$limit_qpart = "LIMIT $limit OFFSET $offset";
} else {
$limit_qpart = "";
}
if ($cat_id == -4 || $cat_id == -3) {
$result = db_query($link, "SELECT
id, feed_url, cat_id, title, order_id, ".
SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
FROM ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"] .
" ORDER BY cat_id, title " . $limit_qpart);
} else {
if ($cat_id)
$cat_qpart = "cat_id = '$cat_id'";
else
$cat_qpart = "cat_id IS NULL";
$result = db_query($link, "SELECT
id, feed_url, cat_id, title, order_id, ".
SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
FROM ttrss_feeds WHERE
$cat_qpart AND owner_uid = " . $_SESSION["uid"] .
" ORDER BY cat_id, title " . $limit_qpart);
}
while ($line = db_fetch_assoc($result)) {
$unread = getFeedUnread($link, $line["id"]);
$has_icon = feed_has_icon($line['id']);
if ($unread || !$unread_only) {
$row = array(
"feed_url" => $line["feed_url"],
"title" => $line["title"],
"id" => (int)$line["id"],
"unread" => (int)$unread,
"has_icon" => $has_icon,
"cat_id" => (int)$line["cat_id"],
"last_updated" => strtotime($line["last_updated"]),
"order_id" => (int) $line["order_id"],
);
array_push($feeds, $row);
}
}
return $feeds;
}
function api_get_headlines($link, $feed_id, $limit, $offset,
$filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order,
$include_attachments, $since_id,
$search = "", $search_mode = "", $match_on = "",
$include_nested = false, $sanitize_content = true) {
$qfh_ret = queryFeedHeadlines($link, $feed_id, $limit,
$view_mode, $is_cat, $search, $search_mode, $match_on,
$order, $offset, 0, false, $since_id, $include_nested);
$result = $qfh_ret[0];
$feed_title = $qfh_ret[1];
$headlines = array();
while ($line = db_fetch_assoc($result)) {
$is_updated = ($line["last_read"] == "" &&
($line["unread"] != "t" && $line["unread"] != "1"));
$tags = explode(",", $line["tag_cache"]);
$labels = json_decode($line["label_cache"], true);
//if (!$tags) $tags = get_article_tags($link, $line["id"]);
//if (!$labels) $labels = get_article_labels($link, $line["id"]);
$headline_row = array(
"id" => (int)$line["id"],
"unread" => sql_bool_to_bool($line["unread"]),
"marked" => sql_bool_to_bool($line["marked"]),
"published" => sql_bool_to_bool($line["published"]),
"updated" => strtotime($line["updated"]),
"is_updated" => $is_updated,
"title" => $line["title"],
"link" => $line["link"],
"feed_id" => $line["feed_id"],
"tags" => $tags,
);
if ($include_attachments)
$headline_row['attachments'] = get_article_enclosures($link,
$line['id']);
if ($show_excerpt) {
$excerpt = truncate_string(strip_tags($line["content_preview"]), 100);
$headline_row["excerpt"] = $excerpt;
}
if ($show_content) {
if ($line["cached_content"] != "") {
$line["content_preview"] =& $line["cached_content"];
}
if ($sanitize_content) {
$headline_row["content"] = sanitize($link,
$line["content_preview"], false, false, $line["site_url"]);
} else {
$headline_row["content"] = $line["content_preview"];
}
}
// unify label output to ease parsing
if ($labels["no-labels"] == 1) $labels = array();
$headline_row["labels"] = $labels;
$headline_row["feed_title"] = $line["feed_title"];
$headline_row["comments_count"] = (int)$line["num_comments"];
$headline_row["comments_link"] = $line["comments"];
$headline_row["always_display_attachments"] = sql_bool_to_bool($line["always_display_enclosures"]);
array_push($headlines, $headline_row);
}
return $headlines;
}
function generate_error_feed($link, $error) {
$reply = array();
$reply['headlines']['id'] = -6;
$reply['headlines']['is_cat'] = false;
$reply['headlines']['toolbar'] = '';
$reply['headlines']['content'] = "<div class='whiteBox'>". $error . "</div>";
$reply['headlines-info'] = array("count" => 0,
"vgroup_last_feed" => '',
"unread" => 0,
"disable_cache" => true);
return $reply;
}
function generate_dashboard_feed($link) {
$reply = array();
$reply['headlines']['id'] = -5;
$reply['headlines']['is_cat'] = false;
$reply['headlines']['toolbar'] = '';
$reply['headlines']['content'] = "<div class='whiteBox'>".__('No feed selected.');
$reply['headlines']['content'] .= "<p class=\"small\"><span class=\"insensitive\">";
$result = db_query($link, "SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
WHERE owner_uid = " . $_SESSION['uid']);
$last_updated = db_fetch_result($result, 0, "last_updated");
$last_updated = make_local_datetime($link, $last_updated, false);
$reply['headlines']['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
$result = db_query($link, "SELECT COUNT(id) AS num_errors
FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]);
$num_errors = db_fetch_result($result, 0, "num_errors");
if ($num_errors > 0) {
$reply['headlines']['content'] .= "<br/>";
$reply['headlines']['content'] .= "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">".
__('Some feeds have update errors (click for details)')."</a>";
}
$reply['headlines']['content'] .= "</span></p>";
$reply['headlines-info'] = array("count" => 0,
"vgroup_last_feed" => '',
"unread" => 0,
"disable_cache" => true);
return $reply;
}
function save_email_address($link, $email) {
// FIXME: implement persistent storage of emails
if (!$_SESSION['stored_emails'])
$_SESSION['stored_emails'] = array();
if (!in_array($email, $_SESSION['stored_emails']))
array_push($_SESSION['stored_emails'], $email);
}
function update_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$sql_is_cat = bool_to_sql_bool($is_cat);
$result = db_query($link, "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) {
$key = db_escape_string(sha1(uniqid(rand(), true)));
db_query($link, "UPDATE ttrss_access_keys SET access_key = '$key'
WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat
AND owner_uid = " . $owner_uid);
return $key;
} else {
return get_feed_access_key($link, $feed_id, $is_cat, $owner_uid);
}
}
function get_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$sql_is_cat = bool_to_sql_bool($is_cat);
$result = db_query($link, "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)));
$result = db_query($link, "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, $pass));
}
function print_label_select($link, $name, $value, $attributes = "") {
$result = db_query($link, "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($link, $id, $always_display_enclosures,
$article_content) {
$result = get_article_enclosures($link, $id);
$rv = '';
if (count($result) > 0) {
$entries_html = array();
$entries = array();
foreach ($result as $line) {
$url = $line["content_url"];
$ctype = $line["content_type"];
if (!$ctype) $ctype = __("unknown type");
$filename = substr($url, strrpos($url, "/")+1);
# $player = format_inline_player($link, $url, $ctype);
# $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($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"] = $url;
array_push($entries, $entry);
}
if (!get_pref($link, "STRIP_IMAGES")) {
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"])) {
$rv .= "<p><img
alt=\"".htmlspecialchars($entry["filename"])."\"
src=\"" .htmlspecialchars($entry["url"]) . "\"/></p>";
}
}
}
}
$rv .= "<br/><div dojoType=\"dijit.form.DropDownButton\">".
"<span>" . __('Attachments')."</span>";
$rv .= "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
foreach ($entries_html as $entry) { $rv .= $entry; };
$rv .= "</div></div>";
}
return $rv;
}
function getLastArticleId($link) {
$result = db_query($link, "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, "magnet:") === 0) {
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();
$sphinxClient->SetServer('localhost', 9312);
$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 $ids;
}
function cleanup_tags($link, $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";
$result = db_query($link, $query);
$ids = array();
while ($line = db_fetch_assoc($result)) {
array_push($ids, $line['id']);
}
if (count($ids) > 0) {
$ids = join(",", $ids);
print ".";
$tmp_result = db_query($link, "DELETE FROM ttrss_tags WHERE id IN ($ids)");
$tags_deleted += db_affected_rows($link, $tmp_result);
} else {
break;
}
$limit -= $limit_part;
}
print "\n";
return $tags_deleted;
}
function print_user_stylesheet($link) {
$value = get_pref($link, 'USER_STYLESHEET');
if ($value) {
print "<style type=\"text/css\">";
print str_replace("<br/>", "\n", $value);
print "</style>";
}
}
/* function rewrite_urls($line) {
global $url_regex;
$urls = null;
$result = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i",
"<a target=\"_blank\" href=\"\\1\">\\1</a>", $line);
return $result;
} */
function rewrite_urls($html) {
libxml_use_internal_errors(true);
$charset_hack = '<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
</head>';
$doc = new DOMDocument();
$doc->loadHTML($charset_hack . $html);
$xpath = new DOMXPath($doc);
$entries = $xpath->query('//*/text()');
foreach ($entries as $entry) {
if (strstr($entry->wholeText, "://") !== false) {
$text = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i",
"<a target=\"_blank\" href=\"\\1\">\\1</a>", $entry->wholeText);
if ($text != $entry->wholeText) {
$cdoc = new DOMDocument();
$cdoc->loadHTML($charset_hack . $text);
foreach ($cdoc->childNodes as $cnode) {
$cnode = $doc->importNode($cnode, true);
if ($cnode) {
$entry->parentNode->insertBefore($cnode);
}
}
$entry->parentNode->removeChild($entry);
}
}
}
$node = $doc->getElementsByTagName('body')->item(0);
// http://tt-rss.org/forum/viewtopic.php?f=1&t=970
if ($node)
return $doc->saveXML($node, LIBXML_NOEMPTYTAG);
else
return $html;
}
function filter_to_sql($link, $filter, $owner_uid) {
$query = array();
if (DB_TYPE == "pgsql")
$reg_qpart = "~";
else
$reg_qpart = "REGEXP";
foreach ($filter["rules"] AS $rule) {
$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["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) {
$children = getChildCategories($link, $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 $cat_qpart";
}
array_push($query, "($qpart)");
}
}
if (count($query) > 0) {
return "(" . join($filter["match_any_rule"] ? "OR" : "AND", $query) . ")";
} else {
return "(false)";
}
}
if (!function_exists('gzdecode')) {
function gzdecode($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 $tempname;
}
function getFeedCategory($link, $feed) {
$result = db_query($link, "SELECT cat_id FROM ttrss_feeds
WHERE id = '$feed'");
if (db_num_rows($result) > 0) {
return db_fetch_result($result, 0, "cat_id");
} else {
return false;
}
}
function create_published_article($link, $title, $url, $content, $labels_str,
$owner_uid) {
$guid = sha1($url . $owner_uid); // include owner_uid to prevent global GUID clash
$content_hash = sha1($content);
if ($labels_str != "") {
$labels = explode(",", $labels_str);
} else {
$labels = array();
}
$rc = false;
if (!$title) $title = $url;
if (!$title && !$url) return false;
if (filter_var($url, FILTER_VALIDATE_URL) === FALSE) return false;
db_query($link, "BEGIN");
// only check for our user data here, others might have shared this with different content etc
$result = db_query($link, "SELECT id FROM ttrss_entries, ttrss_user_entries WHERE
link = '$url' AND ref_id = id AND owner_uid = '$owner_uid' LIMIT 1");
if (db_num_rows($result) != 0) {
$ref_id = db_fetch_result($result, 0, "id");
$result = db_query($link, "SELECT int_id FROM ttrss_user_entries WHERE
ref_id = '$ref_id' AND owner_uid = '$owner_uid' LIMIT 1");
if (db_num_rows($result) != 0) {
$int_id = db_fetch_result($result, 0, "int_id");
db_query($link, "UPDATE ttrss_entries SET
content = '$content', content_hash = '$content_hash' WHERE id = '$ref_id'");
db_query($link, "UPDATE ttrss_user_entries SET published = true WHERE
int_id = '$int_id' AND owner_uid = '$owner_uid'");
} else {
db_query($link, "INSERT INTO ttrss_user_entries
(ref_id, uuid, feed_id, orig_feed_id, owner_uid, published, tag_cache, label_cache, last_read, note, unread)
VALUES
('$ref_id', '', NULL, NULL, $owner_uid, true, '', '', NOW(), '', false)");
}
if (count($labels) != 0) {
foreach ($labels as $label) {
label_add_article($link, $ref_id, trim($label), $owner_uid);
}
}
$rc = true;
} else {
$result = db_query($link, "INSERT INTO ttrss_entries
(title, guid, link, updated, content, content_hash, date_entered, date_updated)
VALUES
('$title', '$guid', '$url', NOW(), '$content', '$content_hash', NOW(), NOW())");
$result = db_query($link, "SELECT id FROM ttrss_entries WHERE guid = '$guid'");
if (db_num_rows($result) != 0) {
$ref_id = db_fetch_result($result, 0, "id");
db_query($link, "INSERT INTO ttrss_user_entries
(ref_id, uuid, feed_id, orig_feed_id, owner_uid, published, tag_cache, label_cache, last_read, note, unread)
VALUES
('$ref_id', '', NULL, NULL, $owner_uid, true, '', '', NOW(), '', false)");
if (count($labels) != 0) {
foreach ($labels as $label) {
label_add_article($link, $ref_id, trim($label), $owner_uid);
}
}
$rc = true;
}
}
db_query($link, "COMMIT");
return $rc;
}
function implements_interface($class, $interface) {
return in_array($interface, class_implements($class));
}
?>