public function crawl()
{
$config = Config::getInstance();
$logger = Logger::getInstance();
$instance_dao = DAOFactory::getDAO('TwitterInstanceDAO');
$owner_instance_dao = DAOFactory::getDAO('OwnerInstanceDAO');
$owner_dao = DAOFactory::getDAO('OwnerDAO');
$instance_hashtag_dao = DAOFactory::getDAO('InstanceHashtagDAO');
// get oauth values
$plugin_option_dao = DAOFactory::GetDAO('PluginOptionDAO');
$options = $plugin_option_dao->getOptionsHash('twitter', true);
$current_owner = $owner_dao->getByEmail(Session::getLoggedInUser());
$instances = $instance_dao->getActiveInstancesStalestFirstForOwnerByNetworkNoAuthError($current_owner, 'twitter');
foreach ($instances as $instance) {
$logger->setUsername($instance->network_username);
$logger->logUserSuccess("Starting to collect data for " . $instance->network_username . " on Twitter.", __METHOD__ . ',' . __LINE__);
$tokens = $owner_instance_dao->getOAuthTokens($instance->id);
$num_twitter_errors = isset($options['num_twitter_errors']) ? $options['num_twitter_errors']->option_value : null;
$dashboard_module_cacher = new DashboardModuleCacher($instance);
try {
if (isset($tokens['oauth_access_token']) && $tokens['oauth_access_token'] != '' && isset($tokens['oauth_access_token_secret']) && $tokens['oauth_access_token_secret'] != '') {
$archive_limit = isset($options['archive_limit']->option_value) ? $options['archive_limit']->option_value : 3200;
$api = new CrawlerTwitterAPIAccessorOAuth($tokens['oauth_access_token'], $tokens['oauth_access_token_secret'], $options['oauth_consumer_key']->option_value, $options['oauth_consumer_secret']->option_value, $archive_limit, $num_twitter_errors);
$twitter_crawler = new TwitterCrawler($instance, $api);
$instance_dao->updateLastRun($instance->id);
$twitter_crawler->fetchInstanceUserTweets();
$twitter_crawler->fetchInstanceUserMentions();
$twitter_crawler->fetchInstanceUserFriends();
$twitter_crawler->fetchInstanceUserFollowers();
$twitter_crawler->fetchInstanceUserGroups();
$twitter_crawler->fetchRetweetsOfInstanceUser();
$twitter_crawler->fetchInstanceUserFavorites();
$twitter_crawler->updateStaleGroupMemberships();
$twitter_crawler->fetchStrayRepliedToTweets();
$twitter_crawler->fetchUserFriendsByIDs();
$twitter_crawler->fetchUnloadedFriendDetails();
$twitter_crawler->fetchUnloadedFollowerDetails();
$twitter_crawler->cleanUpFollows();
$twitter_crawler->updateFriendsProfiles();
//Retrieve search results for saved keyword/hashtags
$instances_hashtags = $instance_hashtag_dao->getByInstance($instance->id);
foreach ($instances_hashtags as $instance_hashtag) {
$twitter_crawler->fetchInstanceHashtagTweets($instance_hashtag);
}
} else {
throw new Exception('Missing Twitter OAuth tokens.');
}
} catch (Exception $e) {
$logger->logUserError(get_class($e) . " while crawling " . $instance->network_username . " on Twitter: " . $e->getMessage(), __METHOD__ . ',' . __LINE__);
}
$dashboard_module_cacher->cacheDashboardModules();
// Save instance
if (isset($twitter_crawler->user)) {
$instance_dao->save($instance, $twitter_crawler->user->post_count, $logger);
}
Reporter::reportVersion($instance);
$logger->logUserSuccess("Finished collecting data for " . $instance->network_username . " on Twitter.", __METHOD__ . ',' . __LINE__);
}
}
