public function ParseJSONToChannel($json)
{
$logger = \Swiftriver\Core\Setup::GetLogger();
$logger->log("Core::Workflows::ChannelServices::ChannelServicesBase::ParseJSONToChannel [Method invoked]", \PEAR_LOG_DEBUG);
$logger->log("Core::Workflows::ChannelServices::ChannelServicesBase::ParseJSONToChannel [START: Creating new Channel]", \PEAR_LOG_DEBUG);
try {
//Try and get a Channel from the factory
$channel = \Swiftriver\Core\ObjectModel\ObjectFactories\ChannelFactory::CreateChannelFromJSON($json);
} catch (\Exception $e) {
//If exception, get the mesasge
$message = $e->getMessage();
//and log it
$logger->log("Core::Workflows::ChannelServices::ChannelServicesBase::ParseJSONToChannel [{$message}]", \PEAR_LOG_ERR);
$logger->log("Core::Workflows::ChannelServices::ChannelServicesBase::ParseJSONToChannel [Method finished]", \PEAR_LOG_INFO);
throw new \InvalidArgumentException("The JSON passed to this method did not contain data required to construct a Channel object: {$message}");
}
$logger->log("Core::Workflows::ChannelServices::ChannelServicesBase::ParseJSONToChannel [END: Creating new Channel]", \PEAR_LOG_DEBUG);
$logger->log("Core::Workflows::ChannelServices::ChannelServicesBase::ParseJSONToChannel [Method finished]", \PEAR_LOG_DEBUG);
return $channel;
}
public function RunWorkflow($json, $key)
{
$logger = \Swiftriver\Core\Setup::GetLogger();
$logger->log("Core::ServiceAPI::TwitterStreamingServices::StartTwitterStreamer::RunWorkflow [Method invoked]", \PEAR_LOG_INFO);
$parameters = parent::ParseTwitterStreamingStartParametersFromJson($json);
if (!isset($parameters)) {
$logger->log("Core::ServiceAPI::TwitterStreamingServices::StartTwitterStreamer::RunWorkflow [ERROR: Method ParseTwitterStreamingStartParametersFromJson returned null]", \PEAR_LOG_DEBUG);
parent::FormatErrorMessage("There was an error in the JSON supplied, please consult the API documentation and try again.");
}
//create a channel for the streamed content
$channelJson = '{"id":"TWITTERSTREAM","type":"Twitter Stream","subType":"Filter","name":"Twitter Stream","active":false}';
$channel = \Swiftriver\Core\ObjectModel\ObjectFactories\ChannelFactory::CreateChannelFromJSON($channelJson);
$channelRepository = new \Swiftriver\Core\DAL\Repositories\ChannelRepository();
$channelRepository->SaveChannels(array($channel));
$filename = \Swiftriver\Core\Setup::Configuration()->CachingDirectory . "/TwitterStreamingController.tmp";
$fp = \fopen($filename, "w");
$done = false;
while (!$done) {
if (\flock($fp, \LOCK_EX)) {
$searchArray = "";
foreach ($parameters["SearchTerms"] as $term) {
$searchArray .= $term . "~";
}
$searchArray = \rtrim($searchArray, '~');
\fwrite($fp, $parameters["TwitterUsername"] . "|" . $parameters["TwitterPassword"] . "|" . $searchArray);
\flock($fp, \LOCK_UN);
$done = true;
} else {
\sleep(1);
}
}
\fclose($fp);
$command = "php " . \dirname(__FILE__) . "/../../Modules/Phirehose/starttwitterstreamer.php";
$this->execInBackground($command);
$logger->log("Core::ServiceAPI::TwitterStreamingServices::StartTwitterStreamer::RunWorkflow [Method finished]", \PEAR_LOG_INFO);
return;
}
/**
* Lists all the current Channel in the core
* @return \Swiftriver\Core\ObjectModel\Channel[]
*/
public static function ListAllChannels()
{
$logger = \Swiftriver\Core\Setup::GetLogger();
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [Method invoked]", \PEAR_LOG_DEBUG);
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [START: Querying the data store]", \PEAR_LOG_DEBUG);
try {
//Attempt to query the data store
$dbResults = RedBeanController::Finder()->where("channel", "deleted != 1");
//If the db returns noting then throw an exception
if (!$dbResults || $dbResults == null || !is_array($dbResults) || count($dbResults) < 1) {
throw new \Exception("No sources returned from the data store, it may be because none have been added?");
}
} catch (\Exception $e) {
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [An exception was thrown, returning empty array]", \PEAR_LOG_DEBUG);
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [{$e}]", \PEAR_LOG_ERR);
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [Method finished]", \PEAR_LOG_DEBUG);
return array();
}
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [END: Querying the data store]", \PEAR_LOG_DEBUG);
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [START: Creating Channel objects]", \PEAR_LOG_DEBUG);
$channels = array();
foreach ($dbResults as $dbResult) {
$json = $dbResult->json;
try {
$channels[] = \Swiftriver\Core\ObjectModel\ObjectFactories\ChannelFactory::CreateChannelFromJSON($json);
} catch (\Exception $e) {
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [An exception was thrown: {$e}]", \PEAR_LOG_ERR);
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [No Channel could be constructed from the DB content]", \PEAR_LOG_DEBUG);
continue;
}
}
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [END: Creating Channel objects]", \PEAR_LOG_DEBUG);
$logger->log("Core::Modules::DataContext::MySQL_V1::DataContext::ListAllChannels [Method finished]", \PEAR_LOG_DEBUG);
return $channels;
}
/**
* Lists all the current Channel in the core
* @return \Swiftriver\Core\ObjectModel\Channel[]
*/
public static function ListAllChannels()
{
$logger = \Swiftriver\Core\Setup::GetLogger();
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [Method Invoked]", \PEAR_LOG_DEBUG);
$channels = array();
$sql = "CALL SC_ListAllChannels()";
try {
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [START: Connecting via PDO]", \PEAR_LOG_DEBUG);
$db = self::PDOConnection();
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [END: Connecting via PDO]", \PEAR_LOG_DEBUG);
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [START: Preparing PDO statement]", \PEAR_LOG_DEBUG);
$statement = $db->prepare($sql);
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [END: Preparing PDO statement]", \PEAR_LOG_DEBUG);
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [START: Executing PDO statement]", \PEAR_LOG_DEBUG);
$result = $statement->execute();
if ($result === false) {
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [An Exception was thrown by the PDO framwork]", \PEAR_LOG_ERR);
$errorInfo = $statement->errorInfo();
$errorMessage = $errorInfo[2];
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [{$errorMessage}]", \PEAR_LOG_ERR);
}
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [END: Executing PDO statement]", \PEAR_LOG_DEBUG);
if (isset($result) && $result != null && $result !== 0) {
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [START: Looping over results]", \PEAR_LOG_DEBUG);
foreach ($statement->fetchAll() as $row) {
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [START: Constructing Channel Object from json]", \PEAR_LOG_DEBUG);
$json = $row['json'];
$channel = \Swiftriver\Core\ObjectModel\ObjectFactories\ChannelFactory::CreateChannelFromJSON($json);
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [END: Constructing Channel Object from json]", \PEAR_LOG_DEBUG);
$channels[] = $channel;
}
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [END: Looping over results]", \PEAR_LOG_DEBUG);
}
$db = null;
} catch (\PDOException $e) {
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [An Exception was thrown:]", \PEAR_LOG_ERR);
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [{$e}]", \PEAR_LOG_ERR);
}
$logger->log("Core::Modules::DataContext::MySQL_V2::DataContext::ListAllChannels [Method Finished]", \PEAR_LOG_DEBUG);
return $channels;
}
