Merge branch 'master' of git://gitorious.org/owncloud/owncloud
This commit is contained in:
Alessandro Cosentino
commit
76d7ce4b52
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@ -20,36 +20,252 @@
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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class OC_Filestorage_Google extends OC_Filestorage_Common {
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class OC_Filestorage_Google {
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private $auth;
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private $datadir;
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private $consumer;
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private $oauth_token;
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private $sig_method;
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public function __construct($parameters) {
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public function __construct($arguments) {
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$this->datadir = $arguments['datadir'];
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$consumer_key = isset($arguments['consumer_key']) ? $arguments['consumer_key'] : 'anonymous';
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$consumer_secret = isset($arguments['consumer_secret']) ? $arguments['consumer_secret'] : 'anonymous';
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$this->consumer = new OAuthConsumer($consumer_key, $consumer_secret);
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$this->oauth_token = new OAuthToken($arguments['token'], $arguments['token_secret']);
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$this->sig_method = new OAuthSignatureMethod_HMAC_SHA1();
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}
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private function sendRequest($feedUri, $http_method, $postData = null) {
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$feedUri = trim($feedUri);
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// create an associative array from each key/value url query param pair.
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$params = array();
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$pieces = explode('?', $feedUri);
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if (isset($pieces[1])) {
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$params = explode_assoc('=', '&', $pieces[1]);
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}
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// urlencode each url parameter key/value pair
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$tempStr = $pieces[0];
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foreach ($params as $key => $value) {
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$tempStr .= '&' . urlencode($key) . '=' . urlencode($value);
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}
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$feedUri = preg_replace('/&/', '?', $tempStr, 1);
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$req = OAuthRequest::from_consumer_and_token($this->consumer, $this->oauth_token, $http_method, $feedUri, $params);
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$req->sign_request($this->sig_method, $this->consumer, $this->oauth_token);
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$auth_header = $req->to_header();
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$result = send_signed_request($http_method, $feedUri, array($auth_header, 'Content-Type: application/atom+xml', 'GData-Version: 3.0'), $postData);
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// TODO Return false if error is received
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if (!$result) {
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return false;
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}
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$result = explode('<', $result, 2);
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$result = isset($result[1]) ? '<'.$result[1] : $result[0];
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$dom = new DOMDocument();
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$dom->loadXML($result);
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return $dom;
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}
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private function getResource($path) {
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// TODO Look up google docs query caching/only send back if changes occured
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// TODO Look inside of collections for specific file
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// TODO Strip extension
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$title = basename($path);
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return $this->sendRequest('https://docs.google.com/feeds/default/private/full?showfolders=true&title='.$title.'&title-exact=true', 'GET');
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}
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public function mkdir($path) {
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$dir = dirname($path);
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// Check if path parent is root directory
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if ($dir == '/' || $dir == '\.' || $dir == '.') {
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$feedUri = 'https://docs.google.com/feeds/default/private/full';
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// Get parent content link
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} else {
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$dom = $this->getResource(basename($dir));
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$feedUri = $dom->getElementsByTagName('content')->item(0)->getAttribute('src');
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}
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$title = basename($path);
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// Construct post data
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$postData = '<?xml version="1.0" encoding="UTF-8"?>';
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$postData .= '<entry xmlns="http://www.w3.org/2005/Atom">';
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$postData .= '<category scheme="http://schemas.google.com/g/2005#kind" term="http://schemas.google.com/docs/2007#folder"/>';
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$postData .= '<title>'.$title.'</title>';
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$postData .= '</entry>';
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if ($dom = $this->sendRequest($feedUri, 'POST', $postData)) {
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return true;
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}
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return false;
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}
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public function rmdir($path) {
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return $this->unlink($path);
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}
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public function opendir($path) {
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if ($path == '' || $path == '/') {
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$resource = 'https://docs.google.com/feeds/default/private/full/folder%3Aroot/contents';
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$dom = $this->sendRequest('https://docs.google.com/feeds/default/private/full/folder%3Aroot/contents', 'GET');
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} else {
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$dom = $this->getResource($path);
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}
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global $FAKEDIRS;
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$files = array();
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// while ($next) {
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// // send request $next link
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// $links = $dom->getElementsByTagName('link');
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// foreach ($links as $link) {
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// if ($link->getAttribute('rel') == 'next') {
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// $next = $link->getAttribute('src');
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// break;
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// } else {
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// $next = false;
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// }
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// }
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$entries = $dom->getElementsByTagName('entry');
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foreach($entries as $entry) {
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$name = $entry->getElementsByTagName('title')->item(0)->nodeValue;
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// Native Google resources don't include extensions in title
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if (!strpos($name, '.')) {
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if ($ext = $this->filetype('', $entry)) {
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$name .= '.'.$ext;
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}
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}
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$files[] = $name;
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}
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// }
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$FAKEDIRS['google'] = $files;
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return opendir('fakedir://google');
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}
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public function is_dir($path) {
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if ($entry = $this->getResource($path)) {
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$categories = $entry->getElementsByTagName('category');
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foreach ($categories as $category) {
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if ($category->getAttribute('scheme') == 'http://schemas.google.com/g/2005#kind') {
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// Check if label is equal to folder
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$type = $category->getAttribute('label');
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if (strlen(strstr($type, 'folder')) > 0) {
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return true;
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}
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}
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}
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}
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return false;
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}
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public function is_file($path) {
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if ($this->getResource($path)) {
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return true;
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}
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return false;
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}
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public function stat($path) {
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if ($dom = $this->getResource($path)) {
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// TODO Native resources don't have a file size
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$stat['size'] = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesUsed')->item(0)->nodeValue;
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$stat['mtime'] = strtotime($dom->getElementsByTagName('updated')->item(1)->nodeValue);
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$stat['ctime'] = strtotime($dom->getElementsByTagName('published')->item(0)->nodeValue);
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return $stat;
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}
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return false;
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}
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private function connect() {
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public function filetype($path, $entry = null) {
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if ($entry == null) {
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$entry = $this->getResource($path);
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}
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$categories = $entry->getElementsByTagName('category');
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foreach ($categories as $category) {
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if ($category->getAttribute('scheme') == 'http://schemas.google.com/g/2005#kind') {
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// Guess extension from label, default to ODF extensions
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$type = $category->getAttribute('label');
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if (strlen(strstr($type, 'folder')) > 0) {
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return '';
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} else if (strlen(strstr($type, 'document')) > 0) {
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return 'odt';
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} else if (strlen(strstr($type, 'presentation')) > 0) {
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return 'odp';
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} else if (strlen(strstr($type, 'spreadsheet')) > 0) {
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return 'ods';
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} else {
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return $type;
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}
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}
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}
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}
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public function is_readable($path) {
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return true;
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}
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public function is_writable($path) {
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// Check if edit or edit-media links exist
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if ($entry = $this->getResource($path)) {
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$links = $entry->getElementsByTagName('link');
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foreach ($links as $link) {
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if ($link->getAttribute('rel') == 'edit') {
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return true;
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} else if ($link->getAttribute('rel') == 'edit-media') {
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return true;
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}
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}
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}
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return false;
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}
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public function file_exists($path) {
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if ($this->getResource($path)) {
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return true;
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}
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return false;
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}
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public function unlink($path) {
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// Get resource self link to trash resource
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if ($entry = $this->getResource($path)) {
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$links = $entry->getElementsByTagName('link');
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foreach ($links as $link) {
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if ($link->getAttribute('rel') == 'self') {
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$feedUri = $link->getAttribute('href');
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}
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}
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}
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if (isset($feedUri)) {
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$this->sendRequest($feedUri, 'DELETE');
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return true;
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}
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return false;
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}
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public function rename($path1,$path2) {
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}
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public function mkdir($path){}
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public function rmdir($path){}
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public function opendir($path){}
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public function is_dir($path){}
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public function is_file($path){}
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public function stat($path){}
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public function filetype($path){}
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public function is_readable($path){}
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public function is_writable($path){}
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public function file_exists($path){}
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public function unlink($path){}
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public function rename($path1,$path2){}
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public function fopen($path,$mode){}
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public function toTmpFile($path){}
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public function toTmpFile($path) {
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$dom = $this->getResource($path);
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$url = $dom->getElementsByTagName('content')->getAttribute('src');
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}
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public function fromTmpFile($tmpPath,$path){}
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public function fromUploadedFile($tmpPath,$path){}
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public function getMimeType($path){}
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public function hash($type,$path,$raw){}
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public function free_space($path){}
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public function search($query){}
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public function getLocalFile($path){}
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public function free_space($path) {
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if ($dom = $this->sendRequest('https://docs.google.com/feeds/metadata/default', 'GET')) {
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$total = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesTotal')->item(0)->nodeValue;
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$used = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesUsed')->item(0)->nodeValue;
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return $total - $used;
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}
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return false;
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}
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public function search($query){}
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public function getLocalFile($path) {
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return false;
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}
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}
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