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@ -32,7 +32,10 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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private static $tempFiles = array(); |
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public function __construct($params) { |
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if (isset($params['configured']) && $params['configured'] == 'true' && isset($params['token']) && isset($params['token_secret'])) { |
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if (isset($params['configured']) && $params['configured'] == 'true' |
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&& isset($params['token']) |
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&& isset($params['token_secret']) |
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) { |
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$consumer_key = isset($params['consumer_key']) ? $params['consumer_key'] : 'anonymous'; |
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$consumer_secret = isset($params['consumer_secret']) ? $params['consumer_secret'] : 'anonymous'; |
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$this->consumer = new OAuthConsumer($consumer_key, $consumer_secret); |
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@ -44,7 +47,14 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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} |
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} |
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private function sendRequest($uri, $httpMethod, $postData = null, $extraHeaders = null, $isDownload = false, $returnHeaders = false, $isContentXML = true, $returnHTTPCode = false) { |
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private function sendRequest($uri, |
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$httpMethod, |
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$postData = null, |
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$extraHeaders = null, |
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$isDownload = false, |
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$returnHeaders = false, |
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$isContentXML = true, |
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$returnHTTPCode = false) { |
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$uri = trim($uri); |
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// create an associative array from each key/value url query param pair.
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$params = array(); |
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@ -58,7 +68,11 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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$tempStr .= '&' . urlencode($key) . '=' . urlencode($value); |
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} |
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$uri = preg_replace('/&/', '?', $tempStr, 1); |
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$request = OAuthRequest::from_consumer_and_token($this->consumer, $this->oauth_token, $httpMethod, $uri, $params); |
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$request = OAuthRequest::from_consumer_and_token($this->consumer, |
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$this->oauth_token, |
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$httpMethod, |
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$uri, |
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$params); |
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$request->sign_request($this->sig_method, $this->consumer, $this->oauth_token); |
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$auth_header = $request->to_header(); |
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$headers = array($auth_header, 'GData-Version: 3.0'); |
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@ -132,6 +146,11 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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return false; |
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} |
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/** |
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* Base url for google docs feeds |
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*/ |
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const BASE_URI='https://docs.google.com/feeds'; |
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private function getResource($path) { |
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$file = basename($path); |
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if (array_key_exists($file, $this->entries)) { |
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@ -140,14 +159,14 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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// Strip the file extension; file could be a native Google Docs resource
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if ($pos = strpos($file, '.')) { |
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$title = substr($file, 0, $pos); |
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$dom = $this->getFeed('https://docs.google.com/feeds/default/private/full?showfolders=true&title='.$title, 'GET'); |
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$dom = $this->getFeed(self::BASE_URI.'/default/private/full?showfolders=true&title='.$title, 'GET'); |
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// Check if request was successful and entry exists
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if ($dom && $entry = $dom->getElementsByTagName('entry')->item(0)) { |
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$this->entries[$file] = $entry; |
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return $entry; |
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} |
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} |
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$dom = $this->getFeed('https://docs.google.com/feeds/default/private/full?showfolders=true&title='.$file, 'GET'); |
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$dom = $this->getFeed(self::BASE_URI.'/default/private/full?showfolders=true&title='.$file, 'GET'); |
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// Check if request was successful and entry exists
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if ($dom && $entry = $dom->getElementsByTagName('entry')->item(0)) { |
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$this->entries[$file] = $entry; |
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@ -180,20 +199,25 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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$collection = dirname($path); |
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// Check if path parent is root directory
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if ($collection == '/' || $collection == '\.' || $collection == '.') { |
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$uri = 'https://docs.google.com/feeds/default/private/full'; |
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// Get parent content link
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} else if ($dom = $this->getResource(basename($collection))) { |
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$uri = $dom->getElementsByTagName('content')->item(0)->getAttribute('src'); |
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$uri = self::BASE_URI.'/default/private/full'; |
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} else { |
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// Get parent content link
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$dom = $this->getResource(basename($collection)); |
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if ($dom) { |
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$uri = $dom->getElementsByTagName('content')->item(0)->getAttribute('src'); |
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} |
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} |
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if (isset($uri)) { |
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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 .= '<category scheme="http://schemas.google.com/g/2005#kind"'; |
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$postData .= ' term="http://schemas.google.com/docs/2007#folder"/>'; |
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$postData .= '<title>'.$title.'</title>'; |
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$postData .= '</entry>'; |
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if ($dom = $this->sendRequest($uri, 'POST', $postData)) { |
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$dom = $this->sendRequest($uri, 'POST', $postData); |
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if ($dom) { |
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return true; |
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} |
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} |
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@ -206,9 +230,10 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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public function opendir($path) { |
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if ($path == '' || $path == '/') { |
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$next = 'https://docs.google.com/feeds/default/private/full/folder%3Aroot/contents'; |
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$next = self::BASE_URI.'/default/private/full/folder%3Aroot/contents'; |
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} else { |
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if ($entry = $this->getResource($path)) { |
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$entry = $this->getResource($path); |
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if ($entry) { |
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$next = $entry->getElementsByTagName('content')->item(0)->getAttribute('src'); |
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} else { |
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return false; |
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@ -230,7 +255,7 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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foreach ($entries as $entry) { |
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$name = $entry->getElementsByTagName('title')->item(0)->nodeValue; |
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// Google Docs resources don't always include extensions in title
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if (!strpos($name, '.')) { |
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if ( ! strpos($name, '.')) { |
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$extension = $this->getExtension($entry); |
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if ($extension != '') { |
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$name .= '.'.$extension; |
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@ -251,13 +276,19 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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$stat['atime'] = time(); |
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$stat['mtime'] = time(); |
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$stat['ctime'] = time(); |
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} else if ($entry = $this->getResource($path)) { |
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// NOTE: Native resources don't have a file size
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$stat['size'] = $entry->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesUsed')->item(0)->nodeValue; |
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// if (isset($atime = $entry->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'lastViewed')->item(0)->nodeValue))
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// $stat['atime'] = strtotime($entry->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'lastViewed')->item(0)->nodeValue);
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$stat['mtime'] = strtotime($entry->getElementsByTagName('updated')->item(0)->nodeValue); |
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$stat['ctime'] = strtotime($entry->getElementsByTagName('published')->item(0)->nodeValue); |
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} else { |
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$entry = $this->getResource($path); |
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if ($entry) { |
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// NOTE: Native resources don't have a file size
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$stat['size'] = $entry->getElementsByTagNameNS('http://schemas.google.com/g/2005', |
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'quotaBytesUsed')->item(0)->nodeValue; |
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//if (isset($atime = $entry->getElementsByTagNameNS('http://schemas.google.com/g/2005',
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// 'lastViewed')->item(0)->nodeValue))
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//$stat['atime'] = strtotime($entry->getElementsByTagNameNS('http://schemas.google.com/g/2005',
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// 'lastViewed')->item(0)->nodeValue);
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$stat['mtime'] = strtotime($entry->getElementsByTagName('updated')->item(0)->nodeValue); |
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$stat['ctime'] = strtotime($entry->getElementsByTagName('published')->item(0)->nodeValue); |
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} |
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} |
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if (isset($stat)) { |
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return $stat; |
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@ -268,15 +299,18 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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public function filetype($path) { |
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if ($path == '' || $path == '/') { |
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return 'dir'; |
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} else if ($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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$type = $category->getAttribute('label'); |
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if (strlen(strstr($type, 'folder')) > 0) { |
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return 'dir'; |
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} else { |
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return 'file'; |
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} else { |
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$entry = $this->getResource($path); |
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if ($entry) { |
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$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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$type = $category->getAttribute('label'); |
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if (strlen(strstr($type, 'folder')) > 0) { |
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return 'dir'; |
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} else { |
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return 'file'; |
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} |
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} |
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} |
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} |
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@ -291,14 +325,17 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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public function isUpdatable($path) { |
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if ($path == '' || $path == '/') { |
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return true; |
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} else if ($entry = $this->getResource($path)) { |
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// Check if edit or edit-media links exist
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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 ($link->getAttribute('rel') == 'edit-media') { |
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return true; |
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} else { |
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$entry = $this->getResource($path); |
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if ($entry) { |
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// Check if edit or edit-media links exist
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$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 ($link->getAttribute('rel') == 'edit-media') { |
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return true; |
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} |
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} |
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} |
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} |
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@ -316,7 +353,8 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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public function unlink($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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$entry = $this->getResource($path); |
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if ($entry) { |
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$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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@ -333,7 +371,8 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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} |
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public function rename($path1, $path2) { |
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if ($entry = $this->getResource($path1)) { |
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$entry = $this->getResource($path1); |
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if ($entry) { |
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$collection = dirname($path2); |
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if (dirname($path1) == $collection) { |
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// Get resource edit link to rename resource
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@ -348,14 +387,18 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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$title = basename($path2); |
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// Construct post data
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$postData = '<?xml version="1.0" encoding="UTF-8"?>'; |
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$postData .= '<entry xmlns="http://www.w3.org/2005/Atom" xmlns:docs="http://schemas.google.com/docs/2007" xmlns:gd="http://schemas.google.com/g/2005" gd:etag='.$etag.'>'; |
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$postData .= '<entry xmlns="http://www.w3.org/2005/Atom"'; |
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$postData .= ' xmlns:docs="http://schemas.google.com/docs/2007"'; |
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$postData .= ' xmlns:gd="http://schemas.google.com/g/2005"'; |
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$postData .= ' gd:etag='.$etag.'>'; |
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$postData .= '<title>'.$title.'</title>'; |
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$postData .= '</entry>'; |
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$this->sendRequest($uri, 'PUT', $postData); |
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return true; |
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} else { |
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// Move to different collection
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if ($collectionEntry = $this->getResource($collection)) { |
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$collectionEntry = $this->getResource($collection); |
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if ($collectionEntry) { |
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$feedUri = $collectionEntry->getElementsByTagName('content')->item(0)->getAttribute('src'); |
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// Construct post data
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$postData = '<?xml version="1.0" encoding="UTF-8"?>'; |
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@ -374,7 +417,8 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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switch ($mode) { |
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case 'r': |
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case 'rb': |
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if ($entry = $this->getResource($path)) { |
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$entry = $this->getResource($path); |
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if ($entry) { |
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$extension = $this->getExtension($entry); |
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$downloadUri = $entry->getElementsByTagName('content')->item(0)->getAttribute('src'); |
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// TODO Non-native documents don't need these additional parameters
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@ -420,14 +464,14 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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private function uploadFile($path, $target) { |
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$entry = $this->getResource($target); |
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if (!$entry) { |
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if ( ! $entry) { |
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if (dirname($target) == '.' || dirname($target) == '/') { |
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$uploadUri = 'https://docs.google.com/feeds/upload/create-session/default/private/full/folder%3Aroot/contents'; |
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$uploadUri = self::BASE_URI.'/upload/create-session/default/private/full/folder%3Aroot/contents'; |
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} else { |
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$entry = $this->getResource(dirname($target)); |
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} |
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} |
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if (!isset($uploadUri) && $entry) { |
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if ( ! isset($uploadUri) && $entry) { |
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$links = $entry->getElementsByTagName('link'); |
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foreach ($links as $link) { |
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if ($link->getAttribute('rel') == 'http://schemas.google.com/g/2005#resumable-create-media') { |
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@ -466,7 +510,9 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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} |
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} |
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$end = $i + $chunkSize - 1; |
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$headers = array('Content-Length: '.$chunkSize, 'Content-Type: '.$mimetype, 'Content-Range: bytes '.$i.'-'.$end.'/'.$size); |
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$headers = array('Content-Length: '.$chunkSize, |
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'Content-Type: '.$mimetype, |
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'Content-Range: bytes '.$i.'-'.$end.'/'.$size); |
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$postData = fread($handle, $chunkSize); |
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$result = $this->sendRequest($uploadUri, 'PUT', $postData, $headers, false, true, false, true); |
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if ($result['code'] == '308') { |
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@ -484,7 +530,8 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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} |
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public function getMimeType($path, $entry = null) { |
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// Entry can be passed, because extension is required for opendir and the entry can't be cached without the extension
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// Entry can be passed, because extension is required for opendir
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// and the entry can't be cached without the extension
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if ($entry == null) { |
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if ($path == '' || $path == '/') { |
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return 'httpd/unix-directory'; |
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@ -494,8 +541,10 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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} |
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if ($entry) { |
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$mimetype = $entry->getElementsByTagName('content')->item(0)->getAttribute('type'); |
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// Native Google Docs resources often default to text/html, but it may be more useful to default to a corresponding ODF mimetype
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// Collections get reported as application/atom+xml, make sure it actually is a folder and fix the mimetype
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// Native Google Docs resources often default to text/html,
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// but it may be more useful to default to a corresponding ODF mimetype
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// Collections get reported as application/atom+xml,
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// make sure it actually is a folder and fix the mimetype
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if ($mimetype == 'text/html' || $mimetype == 'application/atom+xml;type=feed') { |
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$categories = $entry->getElementsByTagName('category'); |
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foreach ($categories as $category) { |
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@ -512,7 +561,8 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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} else if (strlen(strstr($type, 'drawing')) > 0) { |
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return 'application/vnd.oasis.opendocument.graphics'; |
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} else { |
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// If nothing matches return text/html, all native Google Docs resources can be exported as text/html
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// If nothing matches return text/html,
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// all native Google Docs resources can be exported as text/html
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return 'text/html'; |
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} |
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} |
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|
@ -524,10 +574,13 @@ class OC_Filestorage_Google extends OC_Filestorage_Common { |
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} |
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public function free_space($path) { |
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if ($dom = $this->getFeed('https://docs.google.com/feeds/metadata/default', 'GET')) { |
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$dom = $this->getFeed(self::BASE_URI.'/metadata/default', 'GET'); |
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if ($dom) { |
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// NOTE: Native Google Docs resources don't count towards quota
|
|
|
|
$total = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesTotal')->item(0)->nodeValue; |
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$used = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', 'quotaBytesUsed')->item(0)->nodeValue; |
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|
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$total = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', |
|
|
|
'quotaBytesTotal')->item(0)->nodeValue; |
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|
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$used = $dom->getElementsByTagNameNS('http://schemas.google.com/g/2005', |
|
|
|
'quotaBytesUsed')->item(0)->nodeValue; |
|
|
|
return $total - $used; |
|
|
|
} |
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|
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return false; |
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Jörn Friedrich Dreyer
13 years ago