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ttrss_ynh/source/include/functions.php
Beudbeud eb354e8db2 update 1.14
2014-11-29 16:42:53 +01:00

2000 lines
52 KiB
PHP
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<?php
define('EXPECTED_CONFIG_VERSION', 26);
define('SCHEMA_VERSION', 126);
define('LABEL_BASE_INDEX', -1024);
define('PLUGIN_FEED_BASE_INDEX', -128);
define('COOKIE_LIFETIME_LONG', 86400*365);
$fetch_last_error = false;
$fetch_last_error_code = false;
$fetch_last_content_type = false;
$fetch_last_error_content = false; // curl only for the time being
$fetch_curl_used = false;
$suppress_debugging = false;
mb_internal_encoding("UTF-8");
date_default_timezone_set('UTC');
if (defined('E_DEPRECATED')) {
error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED);
} else {
error_reporting(E_ALL & ~E_NOTICE);
}
require_once 'config.php';
/**
* Define a constant if not already defined
*
* @param string $name The constant name.
* @param mixed $value The constant value.
* @access public
* @return boolean True if defined successfully or not.
*/
function define_default($name, $value) {
defined($name) or define($name, $value);
}
///// Some defaults that you can override in config.php //////
define_default('FEED_FETCH_TIMEOUT', 45);
// How may seconds to wait for response when requesting feed from a site
define_default('FEED_FETCH_NO_CACHE_TIMEOUT', 15);
// How may seconds to wait for response when requesting feed from a
// site when that feed wasn't cached before
define_default('FILE_FETCH_TIMEOUT', 45);
// Default timeout when fetching files from remote sites
define_default('FILE_FETCH_CONNECT_TIMEOUT', 15);
// How many seconds to wait for initial response from website when
// fetching files from remote sites
if (DB_TYPE == "pgsql") {
define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE');
} else {
define('SUBSTRING_FOR_DATE', 'SUBSTRING');
}
/**
* Return available translations names.
*
* @access public
* @return array A array of available translations.
*/
function get_translations() {
$tr = array(
"auto" => "Detect automatically",
"ar_SA" => "العربيّة (Arabic)",
"da_DA" => "Dansk",
"ca_CA" => "Català",
"cs_CZ" => "Česky",
"en_US" => "English",
"el_GR" => "Ελληνικά",
"es_ES" => "Español (España)",
"es_LA" => "Español",
"de_DE" => "Deutsch",
"fr_FR" => "Français",
"hu_HU" => "Magyar (Hungarian)",
"it_IT" => "Italiano",
"ja_JP" => "日本語 (Japanese)",
"lv_LV" => "Latviešu",
"nb_NO" => "Norwegian bokmål",
"nl_NL" => "Dutch",
"pl_PL" => "Polski",
"ru_RU" => "Русский",
"pt_BR" => "Portuguese/Brazil",
"pt_PT" => "Portuguese/Portugal",
"zh_CN" => "Simplified Chinese",
"zh_TW" => "Traditional Chinese",
"sv_SE" => "Svenska",
"fi_FI" => "Suomi",
"tr_TR" => "Türkçe");
return $tr;
}
require_once "lib/accept-to-gettext.php";
require_once "lib/gettext/gettext.inc";
require_once "lib/languagedetect/LanguageDetect.php";
function startup_gettext() {
# Get locale from Accept-Language header
$lang = al2gt(array_keys(get_translations()), "text/html");
if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) {
$lang = _TRANSLATION_OVERRIDE_DEFAULT;
}
if ($_SESSION["uid"] && get_schema_version() >= 120) {
$pref_lang = get_pref("USER_LANGUAGE", $_SESSION["uid"]);
if ($pref_lang && $pref_lang != 'auto') {
$lang = $pref_lang;
}
}
if ($lang) {
if (defined('LC_MESSAGES')) {
_setlocale(LC_MESSAGES, $lang);
} else if (defined('LC_ALL')) {
_setlocale(LC_ALL, $lang);
}
_bindtextdomain("messages", "locale");
_textdomain("messages");
_bind_textdomain_codeset("messages", "UTF-8");
}
}
require_once 'db-prefs.php';
require_once 'version.php';
require_once 'ccache.php';
require_once 'labels.php';
define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)');
ini_set('user_agent', SELF_USER_AGENT);
require_once 'lib/pubsubhubbub/publisher.php';
$schema_version = false;
function _debug_suppress($suppress) {
global $suppress_debugging;
$suppress_debugging = $suppress;
}
/**
* Print a timestamped debug message.
*
* @param string $msg The debug message.
* @return void
*/
function _debug($msg, $show = true) {
global $suppress_debugging;
//echo "[$suppress_debugging] $msg $show\n";
if ($suppress_debugging) return false;
$ts = strftime("%H:%M:%S", time());
if (function_exists('posix_getpid')) {
$ts = "$ts/" . posix_getpid();
}
if ($show && !(defined('QUIET') && QUIET)) {
print "[$ts] $msg\n";
}
if (defined('LOGFILE')) {
$fp = fopen(LOGFILE, 'a+');
if ($fp) {
$locked = false;
if (function_exists("flock")) {
$tries = 0;
// try to lock logfile for writing
while ($tries < 5 && !$locked = flock($fp, LOCK_EX | LOCK_NB)) {
sleep(1);
++$tries;
}
if (!$locked) {
fclose($fp);
return;
}
}
fputs($fp, "[$ts] $msg\n");
if (function_exists("flock")) {
flock($fp, LOCK_UN);
}
fclose($fp);
}
}
} // function _debug
/**
* Purge a feed old posts.
*
* @param mixed $link A database connection.
* @param mixed $feed_id The id of the purged feed.
* @param mixed $purge_interval Olderness of purged posts.
* @param boolean $debug Set to True to enable the debug. False by default.
* @access public
* @return void
*/
function purge_feed($feed_id, $purge_interval, $debug = false) {
if (!$purge_interval) $purge_interval = feed_purge_interval($feed_id);
$rows = -1;
$result = db_query(
"SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'");
$owner_uid = false;
if (db_num_rows($result) == 1) {
$owner_uid = db_fetch_result($result, 0, "owner_uid");
}
if ($purge_interval == -1 || !$purge_interval) {
if ($owner_uid) {
ccache_update($feed_id, $owner_uid);
}
return;
}
if (!$owner_uid) return;
if (FORCE_ARTICLE_PURGE == 0) {
$purge_unread = get_pref("PURGE_UNREAD_ARTICLES",
$owner_uid, false);
} else {
$purge_unread = true;
$purge_interval = FORCE_ARTICLE_PURGE;
}
if (!$purge_unread) $query_limit = " unread = false AND ";
if (DB_TYPE == "pgsql") {
$pg_version = get_pgsql_version();
if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) {
$result = db_query("DELETE FROM ttrss_user_entries WHERE
ttrss_entries.id = ref_id AND
marked = false AND
feed_id = '$feed_id' AND
$query_limit
ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
} else {
$result = db_query("DELETE FROM ttrss_user_entries
USING ttrss_entries
WHERE ttrss_entries.id = ref_id AND
marked = false AND
feed_id = '$feed_id' AND
$query_limit
ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
}
} else {
/* $result = db_query("DELETE FROM ttrss_user_entries WHERE
marked = false AND feed_id = '$feed_id' AND
(SELECT date_updated FROM ttrss_entries WHERE
id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */
$result = db_query("DELETE FROM ttrss_user_entries
USING ttrss_user_entries, ttrss_entries
WHERE ttrss_entries.id = ref_id AND
marked = false AND
feed_id = '$feed_id' AND
$query_limit
ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
}
$rows = db_affected_rows($result);
ccache_update($feed_id, $owner_uid);
if ($debug) {
_debug("Purged feed $feed_id ($purge_interval): deleted $rows articles");
}
return $rows;
} // function purge_feed
function feed_purge_interval($feed_id) {
$result = db_query("SELECT purge_interval, owner_uid FROM ttrss_feeds
WHERE id = '$feed_id'");
if (db_num_rows($result) == 1) {
$purge_interval = db_fetch_result($result, 0, "purge_interval");
$owner_uid = db_fetch_result($result, 0, "owner_uid");
if ($purge_interval == 0) $purge_interval = get_pref(
'PURGE_OLD_DAYS', $owner_uid);
return $purge_interval;
} else {
return -1;
}
}
function purge_orphans($do_output = false) {
// purge orphaned posts in main content table
$result = db_query("DELETE FROM ttrss_entries WHERE
(SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0");
if ($do_output) {
$rows = db_affected_rows($result);
_debug("Purged $rows orphaned posts.");
}
}
function get_feed_update_interval($feed_id) {
$result = db_query("SELECT owner_uid, update_interval FROM
ttrss_feeds WHERE id = '$feed_id'");
if (db_num_rows($result) == 1) {
$update_interval = db_fetch_result($result, 0, "update_interval");
$owner_uid = db_fetch_result($result, 0, "owner_uid");
if ($update_interval != 0) {
return $update_interval;
} else {
return get_pref('DEFAULT_UPDATE_INTERVAL', $owner_uid, false);
}
} else {
return -1;
}
}
function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false, $timeout = false, $timestamp = 0, $useragent = false) {
global $fetch_last_error;
global $fetch_last_error_code;
global $fetch_last_error_content;
global $fetch_last_content_type;
global $fetch_curl_used;
$url = ltrim($url, ' ');
$url = str_replace(' ', '%20', $url);
if (!defined('NO_CURL') && function_exists('curl_init')) {
$fetch_curl_used = true;
if (ini_get("safe_mode") || ini_get("open_basedir") || defined("FORCE_GETURL")) {
$new_url = geturl($url);
if (!$new_url) {
// geturl has already populated $fetch_last_error
return false;
}
$ch = curl_init($new_url);
} else {
$ch = curl_init($url);
}
if ($timestamp && !$post_query) {
curl_setopt($ch, CURLOPT_HTTPHEADER,
array("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $timestamp)));
}
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout ? $timeout : FILE_FETCH_CONNECT_TIMEOUT);
curl_setopt($ch, CURLOPT_TIMEOUT, $timeout ? $timeout : FILE_FETCH_TIMEOUT);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, !ini_get("safe_mode") && !ini_get("open_basedir"));
curl_setopt($ch, CURLOPT_MAXREDIRS, 20);
curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_setopt($ch, CURLOPT_USERAGENT, $useragent ? $useragent :
SELF_USER_AGENT);
curl_setopt($ch, CURLOPT_ENCODING, "");
//curl_setopt($ch, CURLOPT_REFERER, $url);
if (!ini_get("safe_mode") && !ini_get("open_basedir")) {
curl_setopt($ch, CURLOPT_COOKIEJAR, "/dev/null");
}
if (defined('_CURL_HTTP_PROXY')) {
curl_setopt($ch, CURLOPT_PROXY, _CURL_HTTP_PROXY);
}
if ($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 (curl_errno($ch) === 23 || curl_errno($ch) === 61) {
curl_setopt($ch, CURLOPT_ENCODING, 'none');
$contents = @curl_exec($ch);
}
if ($contents === false) {
$fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
curl_close($ch);
return false;
}
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$fetch_last_content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
$fetch_last_error_code = $http_code;
if ($http_code != 200 || $type && strpos($fetch_last_content_type, "$type") === false) {
if (curl_errno($ch) != 0) {
$fetch_last_error = curl_errno($ch) . " " . curl_error($ch);
} else {
$fetch_last_error = "HTTP Code: $http_code";
}
$fetch_last_error_content = $contents;
curl_close($ch);
return false;
}
curl_close($ch);
return $contents;
} else {
$fetch_curl_used = false;
if ($login && $pass){
$url_parts = array();
preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts);
$pass = urlencode($pass);
if ($url_parts[1] && $url_parts[2]) {
$url = $url_parts[1] . "://$login:$pass@" . $url_parts[2];
}
}
if (!$post_query && $timestamp) {
$context = stream_context_create(array(
'http' => array(
'method' => 'GET',
'header' => "If-Modified-Since: ".gmdate("D, d M Y H:i:s \\G\\M\\T\r\n", $timestamp)
)));
} else {
$context = NULL;
}
$old_error = error_get_last();
$data = @file_get_contents($url, false, $context);
$fetch_last_content_type = false; // reset if no type was sent from server
if (isset($http_response_header) && is_array($http_response_header)) {
foreach ($http_response_header as $h) {
if (substr(strtolower($h), 0, 13) == 'content-type:') {
$fetch_last_content_type = substr($h, 14);
// don't abort here b/c there might be more than one
// e.g. if we were being redirected -- last one is the right one
}
if (substr(strtolower($h), 0, 7) == 'http/1.') {
$fetch_last_error_code = (int) substr($h, 9, 3);
}
}
}
if (!$data) {
$error = error_get_last();
if ($error['message'] != $old_error['message']) {
$fetch_last_error = $error["message"];
} else {
$fetch_last_error = "HTTP Code: $fetch_last_error_code";
}
}
return $data;
}
}
/**
* Try to determine the favicon URL for a feed.
* adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/)
* http://dev.wp-plugins.org/file/favatars/trunk/favatars.php
*
* @param string $url A feed or page URL
* @access public
* @return mixed The favicon URL, or false if none was found.
*/
function get_favicon_url($url) {
$favicon_url = false;
if ($html = @fetch_file_contents($url)) {
libxml_use_internal_errors(true);
$doc = new DOMDocument();
$doc->loadHTML($html);
$xpath = new DOMXPath($doc);
$base = $xpath->query('/html/head/base');
foreach ($base as $b) {
$url = $b->getAttribute("href");
break;
}
$entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]');
if (count($entries) > 0) {
foreach ($entries as $entry) {
$favicon_url = rewrite_relative_url($url, $entry->getAttribute("href"));
break;
}
}
}
if (!$favicon_url)
$favicon_url = rewrite_relative_url($url, "/favicon.ico");
return $favicon_url;
} // function get_favicon_url
function check_feed_favicon($site_url, $feed) {
# print "FAVICON [$site_url]: $favicon_url\n";
$icon_file = ICONS_DIR . "/$feed.ico";
if (!file_exists($icon_file)) {
$favicon_url = get_favicon_url($site_url);
if ($favicon_url) {
// Limiting to "image" type misses those served with text/plain
$contents = fetch_file_contents($favicon_url); // , "image");
if ($contents) {
// Crude image type matching.
// Patterns gleaned from the file(1) source code.
if (preg_match('/^\x00\x00\x01\x00/', $contents)) {
// 0 string \000\000\001\000 MS Windows icon resource
//error_log("check_feed_favicon: favicon_url=$favicon_url isa MS Windows icon resource");
}
elseif (preg_match('/^GIF8/', $contents)) {
// 0 string GIF8 GIF image data
//error_log("check_feed_favicon: favicon_url=$favicon_url isa GIF image");
}
elseif (preg_match('/^\x89PNG\x0d\x0a\x1a\x0a/', $contents)) {
// 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
//error_log("check_feed_favicon: favicon_url=$favicon_url isa PNG image");
}
elseif (preg_match('/^\xff\xd8/', $contents)) {
// 0 beshort 0xffd8 JPEG image data
//error_log("check_feed_favicon: favicon_url=$favicon_url isa JPG image");
}
else {
//error_log("check_feed_favicon: favicon_url=$favicon_url isa UNKNOWN type");
$contents = "";
}
}
if ($contents) {
$fp = @fopen($icon_file, "w");
if ($fp) {
fwrite($fp, $contents);
fclose($fp);
chmod($icon_file, 0644);
}
}
}
return $icon_file;
}
}
function print_select($id, $default, $values, $attributes = "") {
print "<select name=\"$id\" id=\"$id\" $attributes>";
foreach ($values as $v) {
if ($v == $default)
$sel = "selected=\"1\"";
else
$sel = "";
$v = trim($v);
print "<option value=\"$v\" $sel>$v</option>";
}
print "</select>";
}
function print_select_hash($id, $default, $values, $attributes = "") {
print "<select name=\"$id\" id='$id' $attributes>";
foreach (array_keys($values) as $v) {
if ($v == $default)
$sel = 'selected="selected"';
else
$sel = "";
$v = trim($v);
print "<option $sel value=\"$v\">".$values[$v]."</option>";
}
print "</select>";
}
function print_radio($id, $default, $true_is, $values, $attributes = "") {
foreach ($values as $v) {
if ($v == $default)
$sel = "checked";
else
$sel = "";
if ($v == $true_is) {
$sel .= " value=\"1\"";
} else {
$sel .= " value=\"0\"";
}
print "<input class=\"noborder\" dojoType=\"dijit.form.RadioButton\"
type=\"radio\" $sel $attributes name=\"$id\">&nbsp;$v&nbsp;";
}
}
function initialize_user_prefs($uid, $profile = false) {
$uid = db_escape_string($uid);
if (!$profile) {
$profile = "NULL";
$profile_qpart = "AND profile IS NULL";
} else {
$profile_qpart = "AND profile = '$profile'";
}
if (get_schema_version() < 63) $profile_qpart = "";
db_query("BEGIN");
$result = db_query("SELECT pref_name,def_value FROM ttrss_prefs");
$u_result = db_query("SELECT pref_name
FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart");
$active_prefs = array();
while ($line = db_fetch_assoc($u_result)) {
array_push($active_prefs, $line["pref_name"]);
}
while ($line = db_fetch_assoc($result)) {
if (array_search($line["pref_name"], $active_prefs) === FALSE) {
// print "adding " . $line["pref_name"] . "<br>";
$line["def_value"] = db_escape_string($line["def_value"]);
$line["pref_name"] = db_escape_string($line["pref_name"]);
if (get_schema_version() < 63) {
db_query("INSERT INTO ttrss_user_prefs
(owner_uid,pref_name,value) VALUES
('$uid', '".$line["pref_name"]."','".$line["def_value"]."')");
} else {
db_query("INSERT INTO ttrss_user_prefs
(owner_uid,pref_name,value, profile) VALUES
('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)");
}
}
}
db_query("COMMIT");
}
function get_ssl_certificate_id() {
if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) {
return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] .
$_SERVER["REDIRECT_SSL_CLIENT_V_START"] .
$_SERVER["REDIRECT_SSL_CLIENT_V_END"] .
$_SERVER["REDIRECT_SSL_CLIENT_S_DN"]);
}
if ($_SERVER["SSL_CLIENT_M_SERIAL"]) {
return sha1($_SERVER["SSL_CLIENT_M_SERIAL"] .
$_SERVER["SSL_CLIENT_V_START"] .
$_SERVER["SSL_CLIENT_V_END"] .
$_SERVER["SSL_CLIENT_S_DN"]);
}
return "";
}
function authenticate_user($login, $password, $check_only = false) {
if (!SINGLE_USER_MODE) {
$user_id = false;
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_AUTH_USER) as $plugin) {
$user_id = (int) $plugin->authenticate($login, $password);
if ($user_id) {
$_SESSION["auth_module"] = strtolower(get_class($plugin));
break;
}
}
if ($user_id && !$check_only) {
@session_start();
$_SESSION["uid"] = $user_id;
$_SESSION["version"] = VERSION_STATIC;
$result = db_query("SELECT login,access_level,pwd_hash FROM ttrss_users
WHERE id = '$user_id'");
$_SESSION["name"] = db_fetch_result($result, 0, "login");
$_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
$_SESSION["csrf_token"] = uniqid(rand(), true);
db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
$_SESSION["uid"]);
$_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
$_SESSION["user_agent"] = sha1($_SERVER['HTTP_USER_AGENT']);
$_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
$_SESSION["last_version_check"] = time();
initialize_user_prefs($_SESSION["uid"]);
return true;
}
return false;
} else {
$_SESSION["uid"] = 1;
$_SESSION["name"] = "admin";
$_SESSION["access_level"] = 10;
$_SESSION["hide_hello"] = true;
$_SESSION["hide_logout"] = true;
$_SESSION["auth_module"] = false;
if (!$_SESSION["csrf_token"]) {
$_SESSION["csrf_token"] = uniqid(rand(), true);
}
$_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
initialize_user_prefs($_SESSION["uid"]);
return true;
}
}
function make_password($length = 8) {
$password = "";
$possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ";
$i = 0;
while ($i < $length) {
$char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
if (!strstr($password, $char)) {
$password .= $char;
$i++;
}
}
return $password;
}
// this is called after user is created to initialize default feeds, labels
// or whatever else
// user preferences are checked on every login, not here
function initialize_user($uid) {
db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
values ('$uid', 'Tiny Tiny RSS: New Releases',
'http://tt-rss.org/releases.rss')");
db_query("insert into ttrss_feeds (owner_uid,title,feed_url)
values ('$uid', 'Tiny Tiny RSS: Forum',
'http://tt-rss.org/forum/rss.php')");
}
function logout_user() {
session_destroy();
if (isset($_COOKIE[session_name()])) {
setcookie(session_name(), '', time()-42000, '/');
}
}
function validate_csrf($csrf_token) {
return $csrf_token == $_SESSION['csrf_token'];
}
function load_user_plugins($owner_uid) {
if ($owner_uid && SCHEMA_VERSION >= 100) {
$plugins = get_pref("_ENABLED_PLUGINS", $owner_uid);
PluginHost::getInstance()->load($plugins, PluginHost::KIND_USER, $owner_uid);
if (get_schema_version() > 100) {
PluginHost::getInstance()->load_data();
}
}
}
function login_sequence() {
if (SINGLE_USER_MODE) {
@session_start();
authenticate_user("admin", null);
startup_gettext();
load_user_plugins($_SESSION["uid"]);
} else {
if (!validate_session()) $_SESSION["uid"] = false;
if (!$_SESSION["uid"]) {
if (AUTH_AUTO_LOGIN && authenticate_user(null, null)) {
$_SESSION["ref_schema_version"] = get_schema_version(true);
} else {
authenticate_user(null, null, true);
}
if (!$_SESSION["uid"]) {
@session_destroy();
setcookie(session_name(), '', time()-42000, '/');
render_login_form();
exit;
}
} else {
/* bump login timestamp */
db_query("UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
$_SESSION["uid"]);
$_SESSION["last_login_update"] = time();
}
if ($_SESSION["uid"]) {
startup_gettext();
load_user_plugins($_SESSION["uid"]);
/* cleanup ccache */
db_query("DELETE FROM ttrss_counters_cache WHERE owner_uid = ".
$_SESSION["uid"] . " AND
(SELECT COUNT(id) FROM ttrss_feeds WHERE
ttrss_feeds.id = feed_id) = 0");
db_query("DELETE FROM ttrss_cat_counters_cache WHERE owner_uid = ".
$_SESSION["uid"] . " AND
(SELECT COUNT(id) FROM ttrss_feed_categories WHERE
ttrss_feed_categories.id = feed_id) = 0");
}
}
}
function truncate_string($str, $max_len, $suffix = '&hellip;') {
if (mb_strlen($str, "utf-8") > $max_len) {
return mb_substr($str, 0, $max_len, "utf-8") . $suffix;
} else {
return $str;
}
}
function convert_timestamp($timestamp, $source_tz, $dest_tz) {
try {
$source_tz = new DateTimeZone($source_tz);
} catch (Exception $e) {
$source_tz = new DateTimeZone('UTC');
}
try {
$dest_tz = new DateTimeZone($dest_tz);
} catch (Exception $e) {
$dest_tz = new DateTimeZone('UTC');
}
$dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz);
return $dt->format('U') + $dest_tz->getOffset($dt);
}
function make_local_datetime($timestamp, $long, $owner_uid = false,
$no_smart_dt = false) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
if (!$timestamp) $timestamp = '1970-01-01 0:00';
global $utc_tz;
global $user_tz;
if (!$utc_tz) $utc_tz = new DateTimeZone('UTC');
$timestamp = substr($timestamp, 0, 19);
# We store date in UTC internally
$dt = new DateTime($timestamp, $utc_tz);
$user_tz_string = get_pref('USER_TIMEZONE', $owner_uid);
if ($user_tz_string != 'Automatic') {
try {
if (!$user_tz) $user_tz = new DateTimeZone($user_tz_string);
} catch (Exception $e) {
$user_tz = $utc_tz;
}
$tz_offset = $user_tz->getOffset($dt);
} else {
$tz_offset = (int) -$_SESSION["clientTzOffset"];
}
$user_timestamp = $dt->format('U') + $tz_offset;
if (!$no_smart_dt) {
return smart_date_time($user_timestamp,
$tz_offset, $owner_uid);
} else {
if ($long)
$format = get_pref('LONG_DATE_FORMAT', $owner_uid);
else
$format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
return date($format, $user_timestamp);
}
}
function smart_date_time($timestamp, $tz_offset = 0, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) {
return date("G:i", $timestamp);
} else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) {
$format = get_pref('SHORT_DATE_FORMAT', $owner_uid);
return date($format, $timestamp);
} else {
$format = get_pref('LONG_DATE_FORMAT', $owner_uid);
return date($format, $timestamp);
}
}
function sql_bool_to_bool($s) {
if ($s == "t" || $s == "1" || strtolower($s) == "true") {
return true;
} else {
return false;
}
}
function bool_to_sql_bool($s) {
if ($s) {
return "true";
} else {
return "false";
}
}
// Session caching removed due to causing wrong redirects to upgrade
// script when get_schema_version() is called on an obsolete session
// created on a previous schema version.
function get_schema_version($nocache = false) {
global $schema_version;
if (!$schema_version && !$nocache) {
$result = db_query("SELECT schema_version FROM ttrss_version");
$version = db_fetch_result($result, 0, "schema_version");
$schema_version = $version;
return $version;
} else {
return $schema_version;
}
}
function sanity_check() {
require_once 'errors.php';
global $ERRORS;
$error_code = 0;
$schema_version = get_schema_version(true);
if ($schema_version != SCHEMA_VERSION) {
$error_code = 5;
}
if (DB_TYPE == "mysql") {
$result = db_query("SELECT true", false);
if (db_num_rows($result) != 1) {
$error_code = 10;
}
}
if (db_escape_string("testTEST") != "testTEST") {
$error_code = 12;
}
return array("code" => $error_code, "message" => $ERRORS[$error_code]);
}
function file_is_locked($filename) {
if (file_exists(LOCK_DIRECTORY . "/$filename")) {
if (function_exists('flock')) {
$fp = @fopen(LOCK_DIRECTORY . "/$filename", "r");
if ($fp) {
if (flock($fp, LOCK_EX | LOCK_NB)) {
flock($fp, LOCK_UN);
fclose($fp);
return false;
}
fclose($fp);
return true;
} else {
return false;
}
}
return true; // consider the file always locked and skip the test
} else {
return false;
}
}
function make_lockfile($filename) {
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
if ($fp && flock($fp, LOCK_EX | LOCK_NB)) {
$stat_h = fstat($fp);
$stat_f = stat(LOCK_DIRECTORY . "/$filename");
if (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') {
if ($stat_h["ino"] != $stat_f["ino"] ||
$stat_h["dev"] != $stat_f["dev"]) {
return false;
}
}
if (function_exists('posix_getpid')) {
fwrite($fp, posix_getpid() . "\n");
}
return $fp;
} else {
return false;
}
}
function make_stampfile($filename) {
$fp = fopen(LOCK_DIRECTORY . "/$filename", "w");
if (flock($fp, LOCK_EX | LOCK_NB)) {
fwrite($fp, time() . "\n");
flock($fp, LOCK_UN);
fclose($fp);
return true;
} else {
return false;
}
}
function sql_random_function() {
if (DB_TYPE == "mysql") {
return "RAND()";
} else {
return "RANDOM()";
}
}
function catchup_feed($feed, $cat_view, $owner_uid = false, $max_id = false, $mode = 'all') {
if (!$owner_uid) $owner_uid = $_SESSION['uid'];
//if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
// Todo: all this interval stuff needs some generic generator function
$date_qpart = "false";
switch ($mode) {
case "1day":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
} else {
$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
}
break;
case "1week":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
} else {
$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
}
break;
case "2week":
if (DB_TYPE == "pgsql") {
$date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
} else {
$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
}
break;
default:
$date_qpart = "true";
}
if (is_numeric($feed)) {
if ($cat_view) {
if ($feed >= 0) {
if ($feed > 0) {
$children = getChildCategories($feed, $owner_uid);
array_push($children, $feed);
$children = join(",", $children);
$cat_qpart = "cat_id IN ($children)";
} else {
$cat_qpart = "cat_id IS NULL";
}
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND feed_id IN
(SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart) as tmp)");
} else if ($feed == -2) {
db_query("UPDATE ttrss_user_entries
SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
FROM ttrss_user_labels2, ttrss_entries WHERE article_id = ref_id AND id = ref_id AND $date_qpart) > 0
AND unread = true AND owner_uid = $owner_uid");
}
} else if ($feed > 0) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND feed_id = $feed AND $date_qpart) as tmp)");
} else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
if ($feed == -1) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND marked = true AND $date_qpart) as tmp)");
}
if ($feed == -2) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND published = true AND $date_qpart) as tmp)");
}
if ($feed == -3) {
$intl = get_pref("FRESH_ARTICLE_MAX_AGE");
if (DB_TYPE == "pgsql") {
$match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
} else {
$match_part = "date_entered > DATE_SUB(NOW(),
INTERVAL $intl HOUR) ";
}
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND score >= 0 AND unread = true AND $date_qpart AND $match_part) as tmp)");
}
if ($feed == -4) {
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
}
} else if ($feed < LABEL_BASE_INDEX) { // label
$label_id = feed_to_label_id($feed);
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
AND label_id = '$label_id' AND ref_id = article_id
AND owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
}
ccache_update($feed, $owner_uid, $cat_view);
} else { // tag
db_query("UPDATE ttrss_user_entries
SET unread = false, last_read = NOW() WHERE ref_id IN
(SELECT id FROM
(SELECT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
AND post_int_id = int_id AND tag_name = '$feed'
AND ttrss_user_entries.owner_uid = $owner_uid AND unread = true AND $date_qpart) as tmp)");
}
}
function getAllCounters() {
$data = getGlobalCounters();
$data = array_merge($data, getVirtCounters());
$data = array_merge($data, getLabelCounters());
$data = array_merge($data, getFeedCounters());
$data = array_merge($data, getCategoryCounters());
return $data;
}
function getCategoryTitle($cat_id) {
if ($cat_id == -1) {
return __("Special");
} else if ($cat_id == -2) {
return __("Labels");
} else {
$result = db_query("SELECT title FROM ttrss_feed_categories WHERE
id = '$cat_id'");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "title");
} else {
return __("Uncategorized");
}
}
}
function getCategoryCounters() {
$ret_arr = array();
/* Labels category */
$cv = array("id" => -2, "kind" => "cat",
"counter" => getCategoryUnread(-2));
array_push($ret_arr, $cv);
$result = db_query("SELECT id AS cat_id, value AS unread,
(SELECT COUNT(id) FROM ttrss_feed_categories AS c2
WHERE c2.parent_cat = ttrss_feed_categories.id) AS num_children
FROM ttrss_feed_categories, ttrss_cat_counters_cache
WHERE ttrss_cat_counters_cache.feed_id = id AND
ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid AND
ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
while ($line = db_fetch_assoc($result)) {
$line["cat_id"] = (int) $line["cat_id"];
if ($line["num_children"] > 0) {
$child_counter = getCategoryChildrenUnread($line["cat_id"], $_SESSION["uid"]);
} else {
$child_counter = 0;
}
$cv = array("id" => $line["cat_id"], "kind" => "cat",
"counter" => $line["unread"] + $child_counter);
array_push($ret_arr, $cv);
}
/* Special case: NULL category doesn't actually exist in the DB */
$cv = array("id" => 0, "kind" => "cat",
"counter" => (int) ccache_find(0, $_SESSION["uid"], true));
array_push($ret_arr, $cv);
return $ret_arr;
}
// only accepts real cats (>= 0)
function getCategoryChildrenUnread($cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query("SELECT id FROM ttrss_feed_categories WHERE parent_cat = '$cat'
AND owner_uid = $owner_uid");
$unread = 0;
while ($line = db_fetch_assoc($result)) {
$unread += getCategoryUnread($line["id"], $owner_uid);
$unread += getCategoryChildrenUnread($line["id"], $owner_uid);
}
return $unread;
}
function getCategoryUnread($cat, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
if ($cat >= 0) {
if ($cat != 0) {
$cat_query = "cat_id = '$cat'";
} else {
$cat_query = "cat_id IS NULL";
}
$result = db_query("SELECT id FROM ttrss_feeds WHERE $cat_query
AND owner_uid = " . $owner_uid);
$cat_feeds = array();
while ($line = db_fetch_assoc($result)) {
array_push($cat_feeds, "feed_id = " . $line["id"]);
}
if (count($cat_feeds) == 0) return 0;
$match_part = implode(" OR ", $cat_feeds);
$result = db_query("SELECT COUNT(int_id) AS unread
FROM ttrss_user_entries
WHERE unread = true AND ($match_part)
AND owner_uid = " . $owner_uid);
$unread = 0;
# this needs to be rewritten
while ($line = db_fetch_assoc($result)) {
$unread += $line["unread"];
}
return $unread;
} else if ($cat == -1) {
return getFeedUnread(-1) + getFeedUnread(-2) + getFeedUnread(-3) + getFeedUnread(0);
} else if ($cat == -2) {
$result = db_query("
SELECT COUNT(unread) AS unread FROM
ttrss_user_entries, ttrss_user_labels2
WHERE article_id = ref_id AND unread = true
AND ttrss_user_entries.owner_uid = '$owner_uid'");
$unread = db_fetch_result($result, 0, "unread");
return $unread;
}
}
function getFeedUnread($feed, $is_cat = false) {
return getFeedArticles($feed, $is_cat, true, $_SESSION["uid"]);
}
function getLabelUnread($label_id, $owner_uid = false) {
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
$result = db_query("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
WHERE owner_uid = '$owner_uid' AND unread = true AND label_id = '$label_id' AND article_id = ref_id");
if (db_num_rows($result) != 0) {
return db_fetch_result($result, 0, "unread");
} else {
return 0;
}
}
function getFeedArticles($feed, $is_cat = false, $unread_only = false,
$owner_uid = false) {
$n_feed = (int) $feed;
$need_entries = false;
if (!$owner_uid) $owner_uid = $_SESSION["uid"];
if ($unread_only) {
$unread_qpart = "unread = true";
} else {
$unread_qpart = "true";
}
if ($is_cat) {
return getCategoryUnread($n_feed, $owner_uid);
} else if ($n_feed == -6) {
return 0;
} else if ($feed != "0" && $n_feed == 0) {
$feed = db_escape_string($feed);
$result = db_query("SELECT SUM((SELECT COUNT(int_id)
FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
WHERE owner_uid = $owner_uid AND tag_name = '$feed'");
return db_fetch_result($result, 0, "count");
} else if ($n_feed == -1) {
$match_part = "marked = true";
} else if ($n_feed == -2) {
$match_part = "published = true";
} else if ($n_feed == -3) {
$match_part = "unread = true AND score >= 0";
$intl = get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
if (DB_TYPE == "pgsql") {
$match_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
} else {
$match_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
}
$need_entries = true;
} else if ($n_feed == -4) {
$match_part = "true";
} else if ($n_feed >= 0) {
if ($n_feed != 0) {
$match_part = "feed_id = '$n_feed'";
} else {
$match_part = "feed_id IS NULL";
}
} else if ($feed < LABEL_BASE_INDEX) {
$label_id = feed_to_label_id($feed);
return getLabelUnread($label_id, $owner_uid);
}
if ($match_part) {
if ($need_entries) {
$from_qpart = "ttrss_user_entries,ttrss_entries";
$from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
} else {
$from_qpart = "ttrss_user_entries";
$from_where = "";
}
$query = "SELECT count(int_id) AS unread
FROM $from_qpart WHERE
$unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid";
//echo "[$feed/$query]\n";
$result = db_query($query);
} else {
$result = db_query("SELECT COUNT(post_int_id) AS unread
FROM ttrss_tags,ttrss_user_entries,ttrss_entries
WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id
AND $unread_qpart AND ttrss_tags.owner_uid = " . $owner_uid);
}
$unread = db_fetch_result($result, 0, "unread");
return $unread;
}
function getGlobalUnread($user_id = false) {
if (!$user_id) {
$user_id = $_SESSION["uid"];
}
$result = db_query("SELECT SUM(value) AS c_id FROM ttrss_counters_cache
WHERE owner_uid = '$user_id' AND feed_id > 0");
$c_id = db_fetch_result($result, 0, "c_id");
return $c_id;
}
function getGlobalCounters($global_unread = -1) {
$ret_arr = array();
if ($global_unread == -1) {
$global_unread = getGlobalUnread();
}
$cv = array("id" => "global-unread",
"counter" => (int) $global_unread);
array_push($ret_arr, $cv);
$result = db_query("SELECT COUNT(id) AS fn FROM
ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
$subscribed_feeds = db_fetch_result($result, 0, "fn");
$cv = array("id" => "subscribed-feeds",
"counter" => (int) $subscribed_feeds);
array_push($ret_arr, $cv);
return $ret_arr;
}
function getVirtCounters() {
$ret_arr = array();
for ($i = 0; $i >= -4; $i--) {
$count = getFeedUnread($i);
if ($i == 0 || $i == -1 || $i == -2)
$auxctr = getFeedArticles($i, false);
else
$auxctr = 0;
$cv = array("id" => $i,
"counter" => (int) $count,
"auxcounter" => $auxctr);
// if (get_pref('EXTENDED_FEEDLIST'))
// $cv["xmsg"] = getFeedArticles($i)." ".__("total");
array_push($ret_arr, $cv);
}
$feeds = PluginHost::getInstance()->get_feeds(-1);
if (is_array($feeds)) {
foreach ($feeds as $feed) {
$cv = array("id" => PluginHost::pfeed_to_feed_id($feed['id']),
"counter" => $feed['sender']->get_unread($feed['id']));
if (method_exists($feed['sender'], 'get_total'))
$cv["auxcounter"] = $feed['sender']->get_total($feed['id']);
array_push($ret_arr, $cv);
}
}
return $ret_arr;
}
function getLabelCounters($descriptions = false) {
$ret_arr = array();
$owner_uid = $_SESSION["uid"];
$result = db_query("SELECT id,caption,SUM(CASE WHEN u1.unread = true THEN 1 ELSE 0 END) AS unread, COUNT(u1.unread) AS total
FROM ttrss_labels2 LEFT JOIN ttrss_user_labels2 ON
(ttrss_labels2.id = label_id)
LEFT JOIN ttrss_user_entries AS u1 ON u1.ref_id = article_id
WHERE ttrss_labels2.owner_uid = $owner_uid GROUP BY ttrss_labels2.id,
ttrss_labels2.caption");
while ($line = db_fetch_assoc($result)) {
$id = label_to_feed_id($line["id"]);
$cv = array("id" => $id,
"counter" => (int) $line["unread"],
"auxcounter" => (int) $line["total"]);
if ($descriptions)
$cv["description"] = $line["caption"];
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function getFeedCounters($active_feed = false) {
$ret_arr = array();
$query = "SELECT ttrss_feeds.id,
ttrss_feeds.title,
".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated,
last_error, value AS count
FROM ttrss_feeds, ttrss_counters_cache
WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
AND ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid
AND ttrss_counters_cache.feed_id = id";
$result = db_query($query);
while ($line = db_fetch_assoc($result)) {
$id = $line["id"];
$count = $line["count"];
$last_error = htmlspecialchars($line["last_error"]);
$last_updated = make_local_datetime($line['last_updated'], false);
$has_img = feed_has_icon($id);
if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2)
$last_updated = '';
$cv = array("id" => $id,
"updated" => $last_updated,
"counter" => (int) $count,
"has_img" => (int) $has_img);
if ($last_error)
$cv["error"] = $last_error;
// if (get_pref('EXTENDED_FEEDLIST'))
// $cv["xmsg"] = getFeedArticles($id)." ".__("total");
if ($active_feed && $id == $active_feed)
$cv["title"] = truncate_string($line["title"], 30);
array_push($ret_arr, $cv);
}
return $ret_arr;
}
function get_pgsql_version() {
$result = db_query("SELECT version() AS version");
$version = explode(" ", db_fetch_result($result, 0, "version"));
return $version[1];
}
/**
* @return array (code => Status code, message => error message if available)
*
* 0 - OK, Feed already exists
* 1 - OK, Feed added
* 2 - Invalid URL
* 3 - URL content is HTML, no feeds available
* 4 - URL content is HTML which contains multiple feeds.
* Here you should call extractfeedurls in rpc-backend
* to get all possible feeds.
* 5 - Couldn't download the URL content.
* 6 - Content is an invalid XML.
*/
function subscribe_to_feed($url, $cat_id = 0,
$auth_login = '', $auth_pass = '') {
global $fetch_last_error;
require_once "include/rssfuncs.php";
$url = fix_url($url);
if (!$url || !validate_feed_url($url)) return array("code" => 2);
$contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
if (!$contents) {
return array("code" => 5, "message" => $fetch_last_error);
}
foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SUBSCRIBE_FEED) as $plugin) {
$contents = $plugin->hook_subscribe_feed($contents, $url, $auth_login, $auth_pass);
}
if (is_html($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'";
}
$result = db_query(
"SELECT id FROM ttrss_feeds
WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]);
if (strlen(FEED_CRYPT_KEY) > 0) {
require_once "crypt.php";
$auth_pass = substr(encrypt_string($auth_pass), 0, 250);
$auth_pass_encrypted = 'true';
} else {
$auth_pass_encrypted = 'false';
}
$auth_pass = db_escape_string($auth_pass);
if (db_num_rows($result) == 0) {
$result = db_query(
"INSERT INTO ttrss_feeds
(owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
VALUES ('".$_SESSION["uid"]."', '$url',
'[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', 0, $auth_pass_encrypted)");
$result = db_query(
"SELECT id FROM ttrss_feeds WHERE feed_url = '$url'
AND owner_uid = " . $_SESSION["uid"]);
$feed_id = db_fetch_result($result, 0, "id");
if ($feed_id) {
update_rss_feed($feed_id, true);
}
return array("code" => 1);
} else {
return array("code" => 0);
}
}
function print_feed_select($id, $default_id = "",
$attributes = "", $include_all_feeds = true,
$root_id = false, $nest_level = 0) {
if (!$root_id) {
print "<select id=\"$id\" name=\"$id\" $attributes>";
if ($include_all_feeds) {
$is_selected = ("0" == $default_id) ? "selected=\"1\"" : "";
print "<option $is_selected value=\"0\">".__('All feeds')."</option>";
}
}
if (get_pref('ENABLE_FEED_CATS')) {
if ($root_id)
$parent_qpart = "parent_cat = '$root_id'";
else
$parent_qpart = "parent_cat IS NULL";
$result = db_query("SELECT id,title,
(SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
c2.parent_cat = ttrss_feed_categories.id) AS num_children
FROM ttrss_feed_categories
WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
while ($line = db_fetch_assoc($result)) {
for ($i = 0; $i < $nest_level; $i++)
$line["title"] = " - " . $line["title"];
$is_selected = ("CAT:".$line["id"] == $default_id) ? "selected=\"1\"" : "";
printf("<option $is_selected value='CAT:%d'>%s</option>",
$line["id"], htmlspecialchars($line["title"]));
if ($line["num_children"] > 0)
print_feed_select($id, $default_id, $attributes,
$include_all_feeds, $line["id"], $nest_level+1);
$feed_result = db_query("SELECT id,title FROM ttrss_feeds
WHERE cat_id = '".$line["id"]."' AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
while ($fline = db_fetch_assoc($feed_result)) {
$is_selected = ($fline["id"] == $default_id) ? "selected=\"1\"" : "";
$fline["title"] = " + " . $fline["title"];
for ($i = 0; $i < $nest_level; $i++)
$fline["title"] = " - " . $fline["title"];
printf("<option $is_selected value='%d'>%s</option>",
$fline["id"], htmlspecialchars($fline["title"]));
}
}
if (!$root_id) {
$default_is_cat = ($default_id == "CAT:0");
$is_selected = $default_is_cat ? "selected=\"1\"" : "";
printf("<option $is_selected value='CAT:0'>%s</option>",
__("Uncategorized"));
$feed_result = db_query("SELECT id,title FROM ttrss_feeds
WHERE cat_id IS NULL AND owner_uid = ".$_SESSION["uid"] . " ORDER BY title");
while ($fline = db_fetch_assoc($feed_result)) {
$is_selected = ($fline["id"] == $default_id && !$default_is_cat) ? "selected=\"1\"" : "";
$fline["title"] = " + " . $fline["title"];
for ($i = 0; $i < $nest_level; $i++)
$fline["title"] = " - " . $fline["title"];
printf("<option $is_selected value='%d'>%s</option>",
$fline["id"], htmlspecialchars($fline["title"]));
}
}
} else {
$result = db_query("SELECT id,title FROM ttrss_feeds
WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
while ($line = db_fetch_assoc($result)) {
$is_selected = ($line["id"] == $default_id) ? "selected=\"1\"" : "";
printf("<option $is_selected value='%d'>%s</option>",
$line["id"], htmlspecialchars($line["title"]));
}
}
if (!$root_id) {
print "</select>";
}
}
function print_feed_cat_select($id, $default_id,
$attributes, $include_all_cats = true, $root_id = false, $nest_level = 0) {
if (!$root_id) {
print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
}
if ($root_id)
$parent_qpart = "parent_cat = '$root_id'";
else
$parent_qpart = "parent_cat IS NULL";
$result = db_query("SELECT id,title,
(SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
c2.parent_cat = ttrss_feed_categories.id) AS num_children
FROM ttrss_feed_categories
WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
while ($line = db_fetch_assoc($result)) {
if ($line["id"] == $default_id) {
$is_selected = "selected=\"1\"";
} else {
$is_selected = "";
}
for ($i = 0; $i < $nest_level; $i++)
$line["title"] = " - " . $line["title"];
if ($line["title"])
printf("<option $is_selected value='%d'>%s</option>",
$line["id"], htmlspecialchars($line["title"]));
if ($line["num_children"] > 0)
print_feed_cat_select($id, $default_id, $attributes,
$include_all_cats, $line["id"], $nest_level+1);
}
if (!$root_id) {
if ($include_all_cats) {
if (db_num_rows($result) > 0) {
print "<option disabled=\"1\">--------</option>";
}
if ($default_id == 0) {
$is_selected = "selected=\"1\"";
} else {
$is_selected = "";
}
print "<option $is_selected value=\"0\">".__('Uncategorized')."</option>";
}
print "</select>";
}
}
function checkbox_to_sql_bool($val) {
return ($val == "on") ? "true" : "false";
}
function getFeedCatTitle($id) {
if ($id == -1) {
return __("Special");
} else if ($id < LABEL_BASE_INDEX) {
return __("Labels");
} else if ($id > 0) {
$result = db_query("SELECT ttrss_feed_categories.title
FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND
cat_id = ttrss_feed_categories.id");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "title");
} else {
return __("Uncategorized");
}
} else {
return "getFeedCatTitle($id) failed";
}
}
function getFeedIcon($id) {
switch ($id) {
case 0:
return "images/archive.png";
break;
case -1:
return "images/star.png";
break;
case -2:
return "images/feed.png";
break;
case -3:
return "images/fresh.png";
break;
case -4:
return "images/folder.png";
break;
case -6:
return "images/time.png";
break;
default:
if ($id < LABEL_BASE_INDEX) {
return "images/label.png";
} else {
if (file_exists(ICONS_DIR . "/$id.ico"))
return ICONS_URL . "/$id.ico";
}
break;
}
return false;
}
function getFeedTitle($id, $cat = false) {
if ($cat) {
return getCategoryTitle($id);
} else if ($id == -1) {
return __("Starred articles");
} else if ($id == -2) {
return __("Published articles");
} else if ($id == -3) {
return __("Fresh articles");
} else if ($id == -4) {
return __("All articles");
} else if ($id === 0 || $id === "0") {
return __("Archived articles");
} else if ($id == -6) {
return __("Recently read");
} else if ($id < LABEL_BASE_INDEX) {
$label_id = feed_to_label_id($id);
$result = db_query("SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "caption");
} else {
return "Unknown label ($label_id)";
}
} else if (is_numeric($id) && $id > 0) {
$result = db_query("SELECT title FROM ttrss_feeds WHERE id = '$id'");
if (db_num_rows($result) == 1) {
return db_fetch_result($result, 0, "title");
} else {
return "Unknown feed ($id)";
}
} else {
return $id;
}
}
// TODO: less dumb splitting
require_once "functions2.php";
?>
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