Passthrough Vars Feature for PyroStreams

gistfile1.php

    	// -------------------------------------
		// Keep Vars
		// -------------------------------------
		// Allow vars to pass through by doing
		// keep:{var_name}={var_value}
		// -------------------------------------

		$keepers = array();

		foreach ($this->attributes() as $key => $val)
		{
			if (substr($key, 0, 5) == 'keep:' and strlen($key) > 5)
			{
				$pieces = explode(':', $key);
			
				$keepers[trim($pieces[1])] = $val;
			}
		}

		if ($keepers)
		{
			foreach ($return['entries'] as &$entry)
			{
				$entry = array_merge($entry, $keepers);
			}
		}