/**
* Starts PhantomJS process.
*
* @return boolean <code>TRUE</code> on success. <code>FALSE</code> on failure.
*/
public function phantomStart()
{
// Create Command
$this->_Process = new ShellCommand($this->_Executable, $this->_Config, $this->_Mediator, 'PhantomJS');
// Custom stdOut / stdErr handling
$this->_Process->onOutput(function (IEvent $Event) {
// ##################################################################
// NOTE:
// ##################################################################
// PHP is very anoying as it will block on reads from stdout / stderr
// pipe. This cannot be stopped with either stream_set_blocking() or
// stream_set_timeout(). Therefore I place an end of output marker
// (Ctrl + D) and disable stderr in order to make reads without
// hanging.
//
// Times like these I love nodejs
// ##################################################################
// Prevent reading from stderr (hangs)
unset($Event->Pipes[1]);
// Check for Ctrl+D
if (strpos(substr($Event->Data, -3), "") !== false) {
unset($Event->Pipes[0]);
}
});
// Start Command
return $this->phantomRestart();
}
