php curlを使ったpicasaのアルバム作成の実装

gistfile1.php

<?php

function doReq($url, $param = null, $auth = null, $atomreq = null) {
	//var_dump(array($url, $param, $auth));
	$header = array();
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
	if ($param != null) {
		curl_setopt($ch, CURLOPT_POST, true);
		curl_setopt($ch, CURLOPT_POSTFIELDS, $param);
	} else if ($atomreq != null) {
		curl_setopt($ch, CURLOPT_POST, true);
		curl_setopt($ch, CURLOPT_POSTFIELDS, $atomreq);
		//一般的では無いオプション
		curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
		curl_setopt($ch, CURLOPT_FAILONERROR, true);
		curl_setopt($ch, CURLOPT_VERBOSE, true);
		//curl_setopt($ch, CURLOPT_COOKIEJAR, "cookie");
		//curl_setopt($ch, CURLOPT_COOKIEFILE, "tmp");
		//
		$header[] = 'Content-Type: application/atom+xml;charset=UTF-8';
		$header[] = 'Accept: text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2';
		$header[] = 'Pragma: no-cache';
		$header[] = 'Cache-Control: no-cache';
		$header[] = 'GData-Version: 2.0';
		$header[] = 'Content-Length: ' . strlen($atomreq);
		$header[] = 'User-Agent: withgod-sample-1';
		//とりあえず付けてみた
		$header[] = 'Accept-Encoding: gzip';
		$header[] = 'Connection: keep-alive';

	}
	if ($auth != null) {
		$header[] = "Authorization: GoogleLogin auth=$auth";
	}

	if (sizeof($header) > 0) {
		curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
	}
	$ret = curl_exec($ch);
	curl_close($ch);
	return $ret;
}
function showCalendars($auth) {
	$list_obj = doReq("https://www.google.com/calendar/feeds/default/owncalendars/full", null, $auth);
	$list = simplexml_load_string($list_obj);
	print "calendar list\n";
	foreach ($list->entry as $entry) {
		var_dump(array((string)$entry->id, (string)$entry->title, (string)$entry->author->name));
	}
}
function getAuth() {
	$param = array(
		'accountType' => 'GOOGLE',
		'Email' => 'root@example.org',
		'Passwd' => 'password',
		'source'=>'withgod-sample-2', 'service'=>'lh2');
	$auth_ret = doReq("https://www.google.com/accounts/ClientLogin", $param);
	#var_dump($auth_ret);

	$tmp1 = preg_split("/[\r\n]+/", $auth_ret);
	$tmp2 = preg_split("/=/", $tmp1[2]);
	$auth = $tmp2[1];
	return $auth;
}
$auth = getAuth();
var_dump($auth);

$list_ret = doReq('https://picasaweb.google.com/data/feed/api/user/111111111111111111111');
var_dump($list_ret);

$atomreq = <<<_EOT_
<entry xmlns='http://www.w3.org/2005/Atom'
	xmlns:media='http://search.yahoo.com/mrss/'
	xmlns:gphoto='http://schemas.google.com/photos/2007'>
	<title type='text'>Trip To Italy</title>
	<summary type='text'>This was the recent trip I took to Italy.</summary>
	<gphoto:location>Italy</gphoto:location>
	<gphoto:access>public</gphoto:access>
	<gphoto:timestamp>1152255600000</gphoto:timestamp>
	<media:group>
	<media:keywords>italy, vacation</media:keywords>
	</media:group>
	<category scheme='http://schemas.google.com/g/2005#kind'
	term='http://schemas.google.com/photos/2007#album'></category>
	</entry>
_EOT_;

$create_ret = doReq('https://picasaweb.google.com/data/feed/api/user/111111111111111111111', null, $auth, $atomreq);
var_dump($create_ret);

?>