kolab_files_observer.php
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kolab_files_observer.php
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	<?php

	/**
	* Observer for HTTP_Request2 implementing saving response body into a file
	*/
	class kolab_files_observer implements SplObserver
	{
	protected $file;
	protected $fp;

	public function set_file($file)
	{
	$this->file = $file;
	}

	public function update(SplSubject $subject)
	{
	$event = $subject->getLastEvent();

	switch ($event['name']) {
	case 'receivedHeaders':
	$target = $this->dir . DIRECTORY_SEPARATOR . $this->file;
	if (!($this->fp = @fopen($target, 'wb'))) {
	throw new Exception("Cannot open target file '{$target}'");
	}
	break;

	case 'receivedBodyPart':
	case 'receivedEncodedBodyPart':
	fwrite($this->fp, $event['data']);
	break;

	case 'receivedBody':
	fclose($this->fp);
	break;
	}
	}
	}