public function applyAction()
{
if (!file_exists(UPDATE_FILENAME) || !is_writable(FRESHRSS_PATH)) {
Minz_Request::forward(array('c' => 'update'), true);
}
require UPDATE_FILENAME;
if (Minz_Request::param('post_conf', false)) {
$res = do_post_update();
Minz_ExtensionManager::callHook('post_update');
if ($res === true) {
@unlink(UPDATE_FILENAME);
@file_put_contents(join_path(DATA_PATH, 'last_update.txt'), '');
Minz_Request::good(_t('feedback.update.finished'));
} else {
Minz_Request::bad(_t('feedback.update.error', $res), array('c' => 'update', 'a' => 'index'));
}
}
if (Minz_Request::isPost()) {
save_info_update();
}
if (!need_info_update()) {
$res = apply_update();
if ($res === true) {
Minz_Request::forward(array('c' => 'update', 'a' => 'apply', 'params' => array('post_conf' => true)), true);
} else {
Minz_Request::bad(_t('feedback.update.error', $res), array('c' => 'update', 'a' => 'index'));
}
}
}
/**
* Initialize the extension manager by loading extensions in EXTENSIONS_PATH.
*
* A valid extension is a directory containing metadata.json and
* extension.php files.
* metadata.json is a JSON structure where the only required fields are
* `name` and `entry_point`.
* extension.php should contain at least a class named <name>Extension where
* <name> must match with the entry point in metadata.json. This class must
* inherit from Minz_Extension class.
*/
public static function init()
{
$list_potential_extensions = array_values(array_diff(scandir(EXTENSIONS_PATH), array('..', '.')));
$system_conf = Minz_Configuration::get('system');
self::$ext_auto_enabled = $system_conf->extensions_enabled;
foreach ($list_potential_extensions as $ext_dir) {
$ext_pathname = EXTENSIONS_PATH . '/' . $ext_dir;
if (!is_dir($ext_pathname)) {
continue;
}
$metadata_filename = $ext_pathname . '/' . self::$ext_metaname;
// Try to load metadata file.
if (!file_exists($metadata_filename)) {
// No metadata file? Invalid!
continue;
}
$meta_raw_content = file_get_contents($metadata_filename);
$meta_json = json_decode($meta_raw_content, true);
if (!$meta_json || !self::isValidMetadata($meta_json)) {
// metadata.json is not a json file? Invalid!
// or metadata.json is invalid (no required information), invalid!
Minz_Log::warning('`' . $metadata_filename . '` is not a valid metadata file');
continue;
}
$meta_json['path'] = $ext_pathname;
// Try to load extension itself
$extension = self::load($meta_json);
if (!is_null($extension)) {
self::register($extension);
}
}
}
/**
* Initialize the different FreshRSS / Minz components.
*
* PLEASE DON'T CHANGE THE ORDER OF INITIALIZATIONS UNLESS YOU KNOW WHAT
* YOU DO!!
*
* Here is the list of components:
* - Create a configuration setter and register it to system conf
* - Init extension manager and enable system extensions (has to be done asap)
* - Init authentication system
* - Init user configuration (need auth system)
* - Init FreshRSS context (need user conf)
* - Init i18n (need context)
* - Init sharing system (need user conf and i18n)
* - Init generic styles and scripts (need user conf)
* - Init notifications
* - Enable user extensions (need all the other initializations)
*/
public function init()
{
if (!isset($_SESSION)) {
Minz_Session::init('FreshRSS');
}
// Register the configuration setter for the system configuration
$configuration_setter = new FreshRSS_ConfigurationSetter();
$system_conf = Minz_Configuration::get('system');
$system_conf->_configurationSetter($configuration_setter);
// Load list of extensions and enable the "system" ones.
Minz_ExtensionManager::init();
// Auth has to be initialized before using currentUser session parameter
// because it's this part which create this parameter.
$this->initAuth();
// Then, register the user configuration and use the configuration setter
// created above.
$current_user = Minz_Session::param('currentUser', '_');
Minz_Configuration::register('user', join_path(USERS_PATH, $current_user, 'config.php'), join_path(USERS_PATH, '_', 'config.default.php'), $configuration_setter);
// Finish to initialize the other FreshRSS / Minz components.
FreshRSS_Context::init();
$this->initI18n();
FreshRSS_Share::load(join_path(DATA_PATH, 'shares.php'));
$this->loadStylesAndScripts();
$this->loadNotifications();
// Enable extensions for the current (logged) user.
if (FreshRSS_Auth::hasAccess()) {
$ext_list = FreshRSS_Context::$user_conf->extensions_enabled;
Minz_ExtensionManager::enableByList($ext_list);
}
}
/**
* Register a new hook.
*
* @param $hook_name the hook name (must exist).
* @param $hook_function the function name to call (must be callable).
*/
public function registerHook($hook_name, $hook_function)
{
Minz_ExtensionManager::addHook($hook_name, $hook_function, $this);
}
/**
* This action actualizes entries from one or several feeds.
*
* Parameters are:
* - id (default: false): Feed ID
* - url (default: false): Feed URL
* - force (default: false)
* If id and url are not specified, all the feeds are actualized. But if force is
* false, process stops at 10 feeds to avoid time execution problem.
*/
public function actualizeAction($simplePiePush = null)
{
@set_time_limit(300);
$feedDAO = FreshRSS_Factory::createFeedDao();
$entryDAO = FreshRSS_Factory::createEntryDao();
Minz_Session::_param('actualize_feeds', false);
$id = Minz_Request::param('id');
$url = Minz_Request::param('url');
$force = Minz_Request::param('force');
// Create a list of feeds to actualize.
// If id is set and valid, corresponding feed is added to the list but
// alone in order to automatize further process.
$feeds = array();
if ($id || $url) {
$feed = $id ? $feedDAO->searchById($id) : $feedDAO->searchByUrl($url);
if ($feed) {
$feeds[] = $feed;
}
} else {
$feeds = $feedDAO->listFeedsOrderUpdate(FreshRSS_Context::$user_conf->ttl_default);
}
// Calculate date of oldest entries we accept in DB.
$nb_month_old = max(FreshRSS_Context::$user_conf->old_entries, 1);
$date_min = time() - 3600 * 24 * 30 * $nb_month_old;
// PubSubHubbub support
$pubsubhubbubEnabledGeneral = FreshRSS_Context::$system_conf->pubsubhubbub_enabled;
$pshbMinAge = time() - 3600 * 24;
//TODO: Make a configuration.
$updated_feeds = 0;
$is_read = FreshRSS_Context::$user_conf->mark_when['reception'] ? 1 : 0;
foreach ($feeds as $feed) {
$url = $feed->url();
//For detection of HTTP 301
$pubSubHubbubEnabled = $pubsubhubbubEnabledGeneral && $feed->pubSubHubbubEnabled();
if (!$simplePiePush && !$id && $pubSubHubbubEnabled && $feed->lastUpdate() > $pshbMinAge) {
//$text = 'Skip pull of feed using PubSubHubbub: ' . $url;
//Minz_Log::debug($text);
//file_put_contents(USERS_PATH . '/_/log_pshb.txt', date('c') . "\t" . $text . "\n", FILE_APPEND);
continue;
//When PubSubHubbub is used, do not pull refresh so often
}
if (!$feed->lock()) {
Minz_Log::notice('Feed already being actualized: ' . $feed->url());
continue;
}
try {
if ($simplePiePush) {
$feed->loadEntries($simplePiePush);
//Used by PubSubHubbub
} else {
$feed->load(false);
}
} catch (FreshRSS_Feed_Exception $e) {
Minz_Log::warning($e->getMessage());
$feedDAO->updateLastUpdate($feed->id(), true);
$feed->unlock();
continue;
}
$feed_history = $feed->keepHistory();
if ($feed_history == -2) {
// TODO: -2 must be a constant!
// -2 means we take the default value from configuration
$feed_history = FreshRSS_Context::$user_conf->keep_history_default;
}
// We want chronological order and SimplePie uses reverse order.
$entries = array_reverse($feed->entries());
if (count($entries) > 0) {
$newGuids = array();
foreach ($entries as $entry) {
$newGuids[] = $entry->guid();
}
// For this feed, check existing GUIDs already in database.
$existingHashForGuids = $entryDAO->listHashForFeedGuids($feed->id(), $newGuids);
unset($newGuids);
$oldGuids = array();
// Add entries in database if possible.
foreach ($entries as $entry) {
$entry_date = $entry->date(true);
if (isset($existingHashForGuids[$entry->guid()])) {
$existingHash = $existingHashForGuids[$entry->guid()];
if (strcasecmp($existingHash, $entry->hash()) === 0 || $existingHash === '00000000000000000000000000000000') {
//This entry already exists and is unchanged. TODO: Remove the test with the zero'ed hash in FreshRSS v1.3
$oldGuids[] = $entry->guid();
} else {
//This entry already exists but has been updated
Minz_Log::debug('Entry with GUID `' . $entry->guid() . '` updated in feed ' . $feed->id() . ', old hash ' . $existingHash . ', new hash ' . $entry->hash());
//TODO: Make an updated/is_read policy by feed, in addition to the global one.
$entry->_isRead(FreshRSS_Context::$user_conf->mark_updated_article_unread ? false : null);
//Change is_read according to policy.
if (!$entryDAO->hasTransaction()) {
$entryDAO->beginTransaction();
}
$entryDAO->updateEntry($entry->toArray());
}
} elseif ($feed_history == 0 && $entry_date < $date_min) {
// This entry should not be added considering configuration and date.
$oldGuids[] = $entry->guid();
} else {
if ($entry_date < $date_min) {
$id = min(time(), $entry_date) . uSecString();
$entry->_isRead(true);
//Old article that was not in database. Probably an error, so mark as read
} else {
$id = uTimeString();
$entry->_isRead($is_read);
}
$entry->_id($id);
$entry = Minz_ExtensionManager::callHook('entry_before_insert', $entry);
if ($entry === null) {
// An extension has returned a null value, there is nothing to insert.
continue;
}
if ($pubSubHubbubEnabled && !$simplePiePush) {
//We use push, but have discovered an article by pull!
$text = 'An article was discovered by pull although we use PubSubHubbub!: Feed ' . $url . ' GUID ' . $entry->guid();
file_put_contents(USERS_PATH . '/_/log_pshb.txt', date('c') . "\t" . $text . "\n", FILE_APPEND);
Minz_Log::warning($text);
$pubSubHubbubEnabled = false;
$feed->pubSubHubbubError(true);
}
if (!$entryDAO->hasTransaction()) {
$entryDAO->beginTransaction();
}
$entryDAO->addEntry($entry->toArray());
}
}
$entryDAO->updateLastSeen($feed->id(), $oldGuids);
}
if ($feed_history >= 0 && rand(0, 30) === 1) {
// TODO: move this function in web cron when available (see entry::purge)
// Remove old entries once in 30.
if (!$entryDAO->hasTransaction()) {
$entryDAO->beginTransaction();
}
$nb = $feedDAO->cleanOldEntries($feed->id(), $date_min, max($feed_history, count($entries) + 10));
if ($nb > 0) {
Minz_Log::debug($nb . ' old entries cleaned in feed [' . $feed->url() . ']');
}
}
$feedDAO->updateLastUpdate($feed->id(), 0, $entryDAO->hasTransaction());
if ($entryDAO->hasTransaction()) {
$entryDAO->commit();
}
if ($feed->hubUrl() && $feed->selfUrl()) {
//selfUrl has priority for PubSubHubbub
if ($feed->selfUrl() !== $url) {
//https://code.google.com/p/pubsubhubbub/wiki/MovingFeedsOrChangingHubs
$selfUrl = checkUrl($feed->selfUrl());
if ($selfUrl) {
Minz_Log::debug('PubSubHubbub unsubscribe ' . $feed->url());
if (!$feed->pubSubHubbubSubscribe(false)) {
//Unsubscribe
Minz_Log::warning('Error while PubSubHubbub unsubscribing from ' . $feed->url());
}
$feed->_url($selfUrl, false);
Minz_Log::notice('Feed ' . $url . ' canonical address moved to ' . $feed->url());
$feedDAO->updateFeed($feed->id(), array('url' => $feed->url()));
}
}
} elseif ($feed->url() !== $url) {
// HTTP 301 Moved Permanently
Minz_Log::notice('Feed ' . $url . ' moved permanently to ' . $feed->url());
$feedDAO->updateFeed($feed->id(), array('url' => $feed->url()));
}
$feed->faviconPrepare();
if ($pubsubhubbubEnabledGeneral && $feed->pubSubHubbubPrepare()) {
Minz_Log::notice('PubSubHubbub subscribe ' . $feed->url());
if (!$feed->pubSubHubbubSubscribe(true)) {
//Subscribe
Minz_Log::warning('Error while PubSubHubbub subscribing to ' . $feed->url());
}
}
$feed->unlock();
$updated_feeds++;
unset($feed);
// No more than 10 feeds unless $force is true to avoid overloading
// the server.
if ($updated_feeds >= 10 && !$force) {
break;
}
}
if (Minz_Request::param('ajax')) {
// Most of the time, ajax request is for only one feed. But since
// there are several parallel requests, we should return that there
// are several updated feeds.
$notif = array('type' => 'good', 'content' => _t('feedback.sub.feed.actualizeds'));
Minz_Session::_param('notification', $notif);
// No layout in ajax request.
$this->view->_useLayout(false);
} else {
// Redirect to the main page with correct notification.
if ($updated_feeds === 1) {
$feed = reset($feeds);
Minz_Request::good(_t('feedback.sub.feed.actualized', $feed->name()), array('params' => array('get' => 'f_' . $feed->id())));
} elseif ($updated_feeds > 1) {
Minz_Request::good(_t('feedback.sub.feed.n_actualized', $updated_feeds), array());
} else {
Minz_Request::good(_t('feedback.sub.feed.no_refresh'), array());
}
}
return $updated_feeds;
}
/**
* This method import a JSON-based feed (Google Reader format).
*
* @param array $origin represents a feed.
* @param boolean $google_compliant takes care of some specific values if true.
* @return FreshRSS_Feed if feed is in database at the end of the process,
* else null.
*/
private function addFeedJson($origin, $google_compliant)
{
$default_cat = $this->catDAO->getDefault();
$return = null;
$key = $google_compliant ? 'htmlUrl' : 'feedUrl';
$url = $origin[$key];
$name = $origin['title'];
$website = $origin['htmlUrl'];
try {
// Create a Feed object and add it in database.
$feed = new FreshRSS_Feed($url);
$feed->_category($default_cat->id());
$feed->_name($name);
$feed->_website($website);
// Call the extension hook
$feed = Minz_ExtensionManager::callHook('feed_before_insert', $feed);
if (!is_null($feed)) {
// addFeedObject checks if feed is already in DB so nothing else to
// check here.
$id = $this->feedDAO->addFeedObject($feed);
if ($id !== false) {
$feed->_id($id);
$return = $feed;
}
}
} catch (FreshRSS_Feed_Exception $e) {
Minz_Log::warning($e->getMessage());
}
return $return;
}
/**
* This action actualizes entries from one or several feeds.
*
* Parameters are:
* - id (default: false)
* - force (default: false)
* If id is not specified, all the feeds are actualized. But if force is
* false, process stops at 10 feeds to avoid time execution problem.
*/
public function actualizeAction()
{
@set_time_limit(300);
$feedDAO = FreshRSS_Factory::createFeedDao();
$entryDAO = FreshRSS_Factory::createEntryDao();
Minz_Session::_param('actualize_feeds', false);
$id = Minz_Request::param('id');
$force = Minz_Request::param('force');
// Create a list of feeds to actualize.
// If id is set and valid, corresponding feed is added to the list but
// alone in order to automatize further process.
$feeds = array();
if ($id) {
$feed = $feedDAO->searchById($id);
if ($feed) {
$feeds[] = $feed;
}
} else {
$feeds = $feedDAO->listFeedsOrderUpdate(FreshRSS_Context::$user_conf->ttl_default);
}
// Calculate date of oldest entries we accept in DB.
$nb_month_old = max(FreshRSS_Context::$user_conf->old_entries, 1);
$date_min = time() - 3600 * 24 * 30 * $nb_month_old;
$updated_feeds = 0;
$is_read = FreshRSS_Context::$user_conf->mark_when['reception'] ? 1 : 0;
foreach ($feeds as $feed) {
if (!$feed->lock()) {
Minz_Log::notice('Feed already being actualized: ' . $feed->url());
continue;
}
try {
// Load entries
$feed->load(false);
} catch (FreshRSS_Feed_Exception $e) {
Minz_Log::notice($e->getMessage());
$feedDAO->updateLastUpdate($feed->id(), 1);
$feed->unlock();
continue;
}
$url = $feed->url();
$feed_history = $feed->keepHistory();
if ($feed_history == -2) {
// TODO: -2 must be a constant!
// -2 means we take the default value from configuration
$feed_history = FreshRSS_Context::$user_conf->keep_history_default;
}
// We want chronological order and SimplePie uses reverse order.
$entries = array_reverse($feed->entries());
if (count($entries) > 0) {
// For this feed, check last n entry GUIDs already in database.
$existing_guids = array_fill_keys($entryDAO->listLastGuidsByFeed($feed->id(), count($entries) + 10), 1);
$use_declared_date = empty($existing_guids);
// Add entries in database if possible.
$prepared_statement = $entryDAO->addEntryPrepare();
$feedDAO->beginTransaction();
foreach ($entries as $entry) {
$entry_date = $entry->date(true);
if (isset($existing_guids[$entry->guid()]) || $feed_history == 0 && $entry_date < $date_min) {
// This entry already exists in DB or should not be added
// considering configuration and date.
continue;
}
$id = uTimeString();
if ($use_declared_date || $entry_date < $date_min) {
// Use declared date at first import.
$id = min(time(), $entry_date) . uSecString();
}
$entry->_id($id);
$entry->_isRead($is_read);
$entry = Minz_ExtensionManager::callHook('entry_before_insert', $entry);
if (is_null($entry)) {
// An extension has returned a null value, there is nothing to insert.
continue;
}
$values = $entry->toArray();
$entryDAO->addEntry($values, $prepared_statement);
}
}
if ($feed_history >= 0 && rand(0, 30) === 1) {
// TODO: move this function in web cron when available (see entry::purge)
// Remove old entries once in 30.
if (!$feedDAO->hasTransaction()) {
$feedDAO->beginTransaction();
}
$nb = $feedDAO->cleanOldEntries($feed->id(), $date_min, max($feed_history, count($entries) + 10));
if ($nb > 0) {
Minz_Log::debug($nb . ' old entries cleaned in feed [' . $feed->url() . ']');
}
}
$feedDAO->updateLastUpdate($feed->id(), 0, $feedDAO->hasTransaction());
if ($feedDAO->hasTransaction()) {
$feedDAO->commit();
}
if ($feed->url() !== $url) {
// HTTP 301 Moved Permanently
Minz_Log::notice('Feed ' . $url . ' moved permanently to ' . $feed->url());
$feedDAO->updateFeed($feed->id(), array('url' => $feed->url()));
}
$feed->faviconPrepare();
$feed->unlock();
$updated_feeds++;
unset($feed);
// No more than 10 feeds unless $force is true to avoid overloading
// the server.
if ($updated_feeds >= 10 && !$force) {
break;
}
}
if (Minz_Request::param('ajax')) {
// Most of the time, ajax request is for only one feed. But since
// there are several parallel requests, we should return that there
// are several updated feeds.
$notif = array('type' => 'good', 'content' => _t('feedback.sub.feed.actualizeds'));
Minz_Session::_param('notification', $notif);
// No layout in ajax request.
$this->view->_useLayout(false);
return;
}
// Redirect to the main page with correct notification.
if ($updated_feeds === 1) {
$feed = reset($feeds);
Minz_Request::good(_t('feedback.sub.feed.actualized', $feed->name()), array('params' => array('get' => 'f_' . $feed->id())));
} elseif ($updated_feeds > 1) {
Minz_Request::good(_t('feedback.sub.feed.n_actualized', $updated_feeds), array());
} else {
Minz_Request::good(_t('feedback.sub.feed.no_refresh'), array());
}
}
/**
* This action handles deletion of an extension.
*
* Only administrator can remove an extension.
* This action must be reached by a POST request.
*
* Parameter is:
* -e: extension name (urlencoded)
*/
public function removeAction()
{
if (!FreshRSS_Auth::hasAccess('admin')) {
Minz_Error::error(403);
}
$url_redirect = array('c' => 'extension', 'a' => 'index');
if (Minz_Request::isPost()) {
$ext_name = urldecode(Minz_Request::param('e'));
$ext = Minz_ExtensionManager::findExtension($ext_name);
if (is_null($ext)) {
Minz_Request::bad(_t('feedback.extensions.not_found', $ext_name), $url_redirect);
}
$res = recursive_unlink($ext->getPath());
if ($res) {
Minz_Request::good(_t('feedback.extensions.removed', $ext_name), $url_redirect);
} else {
Minz_Request::bad(_t('feedback.extensions.cannot_delete', $ext_name), $url_redirect);
}
}
Minz_Request::forward($url_redirect, true);
}
