2010-04-14 16:58:52 +02:00
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<?php
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/**
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* ownCloud
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*
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2010-05-16 23:13:42 +02:00
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* @author Frank Karlitschek
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2012-07-23 18:34:21 +02:00
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* @author Michael Gapczynski
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2012-05-26 19:14:24 +02:00
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* @copyright 2012 Frank Karlitschek frank@owncloud.org
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2012-07-23 18:34:21 +02:00
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* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
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2010-05-16 23:13:42 +02:00
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*
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2010-04-14 16:58:52 +02:00
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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2010-05-16 23:13:42 +02:00
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* License as published by the Free Software Foundation; either
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2010-04-14 16:58:52 +02:00
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* version 3 of the License, or any later version.
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2010-05-16 23:13:42 +02:00
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*
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2010-04-14 16:58:52 +02:00
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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2010-05-16 23:13:42 +02:00
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*
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2011-02-09 15:50:27 +01:00
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* You should have received a copy of the GNU Affero General Public
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2010-04-14 16:58:52 +02:00
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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2010-05-16 23:13:42 +02:00
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*
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2010-04-14 16:58:52 +02:00
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*/
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2012-08-11 00:04:43 +02:00
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use Symfony\Component\Routing\Exception\ResourceNotFoundException;
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use Symfony\Component\Routing\Exception\MethodNotAllowedException;
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2010-04-14 16:58:52 +02:00
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/**
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* Class to handle open collaboration services API requests
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*
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*/
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class OC_OCS {
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2012-07-23 18:34:21 +02:00
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/**
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* reads input date from get/post/cookies and converts the date to a special data-type
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*
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* @param string HTTP method to read the key from
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* @param string Parameter to read
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* @param string Variable type to format data
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* @param mixed Default value to return if the key is not found
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* @return mixed Data or if the key is not found and no default is set it will exit with a 400 Bad request
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*/
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public static function readData($method, $key, $type = 'raw', $default = null) {
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if ($method == 'get') {
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if (isset($_GET[$key])) {
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$data = $_GET[$key];
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} else if (isset($default)) {
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return $default;
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} else {
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$data = false;
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}
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} else if ($method == 'post') {
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if (isset($_POST[$key])) {
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$data = $_POST[$key];
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} else if (isset($default)) {
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return $default;
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} else {
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$data = false;
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}
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}
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if ($data === false) {
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echo self::generateXml('', 'fail', 400, 'Bad request. Please provide a valid '.$key);
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exit();
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} else {
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// NOTE: Is the raw type necessary? It might be a little risky without sanitization
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if ($type == 'raw') return $data;
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elseif ($type == 'text') return OC_Util::sanitizeHTML($data);
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elseif ($type == 'int') return (int) $data;
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elseif ($type == 'float') return (float) $data;
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elseif ($type == 'array') return OC_Util::sanitizeHTML($data);
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else return OC_Util::sanitizeHTML($data);
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}
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}
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2012-07-30 21:03:41 +02:00
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public static function notFound() {
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if($_SERVER['REQUEST_METHOD'] == 'GET') {
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$method='get';
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}elseif($_SERVER['REQUEST_METHOD'] == 'PUT') {
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$method='put';
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2012-09-10 13:59:08 +02:00
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parse_str(file_get_contents("php://input"), $put_vars);
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2012-07-30 21:03:41 +02:00
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}elseif($_SERVER['REQUEST_METHOD'] == 'POST') {
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$method='post';
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}else{
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echo('internal server error: method not supported');
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exit();
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}
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2012-07-23 18:34:21 +02:00
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2012-07-30 21:03:41 +02:00
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$format = self::readData($method, 'format', 'text', '');
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2013-02-11 17:44:02 +01:00
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$txt='Invalid query, please check the syntax. API specifications are here:'
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.' http://www.freedesktop.org/wiki/Specifications/open-collaboration-services. DEBUG OUTPUT:'."\n";
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2012-07-30 21:03:41 +02:00
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$txt.=OC_OCS::getDebugOutput();
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2013-02-09 17:35:47 +01:00
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echo(OC_OCS::generateXml($format, 'failed', 999, $txt));
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2012-07-23 18:34:21 +02:00
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2012-07-30 21:03:41 +02:00
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}
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2012-07-23 18:34:21 +02:00
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/**
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* generated some debug information to make it easier to find faild API calls
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* @return debug data string
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*/
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private static function getDebugOutput() {
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$txt='';
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$txt.="debug output:\n";
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if(isset($_SERVER['REQUEST_METHOD'])) $txt.='http request method: '.$_SERVER['REQUEST_METHOD']."\n";
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if(isset($_SERVER['REQUEST_URI'])) $txt.='http request uri: '.$_SERVER['REQUEST_URI']."\n";
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if(isset($_GET)) foreach($_GET as $key=>$value) $txt.='get parameter: '.$key.'->'.$value."\n";
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if(isset($_POST)) foreach($_POST as $key=>$value) $txt.='post parameter: '.$key.'->'.$value."\n";
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return($txt);
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}
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/**
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* generates the xml or json response for the API call from an multidimenional data array.
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* @param string $format
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* @param string $status
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* @param string $statuscode
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* @param string $message
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* @param array $data
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* @param string $tag
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* @param string $tagattribute
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* @param int $dimension
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* @param int $itemscount
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* @param int $itemsperpage
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* @return string xml/json
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*/
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2013-02-11 17:44:02 +01:00
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private static function generateXml($format, $status, $statuscode,
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$message, $data=array(), $tag='', $tagattribute='', $dimension=-1, $itemscount='', $itemsperpage='') {
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2012-07-23 18:34:21 +02:00
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if($format=='json') {
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$json=array();
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$json['status']=$status;
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$json['statuscode']=$statuscode;
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$json['message']=$message;
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$json['totalitems']=$itemscount;
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$json['itemsperpage']=$itemsperpage;
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$json['data']=$data;
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return(json_encode($json));
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}else{
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$txt='';
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$writer = xmlwriter_open_memory();
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xmlwriter_set_indent( $writer, 2 );
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xmlwriter_start_document($writer );
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2012-09-10 13:59:08 +02:00
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xmlwriter_start_element($writer, 'ocs');
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xmlwriter_start_element($writer, 'meta');
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xmlwriter_write_element($writer, 'status', $status);
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xmlwriter_write_element($writer, 'statuscode', $statuscode);
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xmlwriter_write_element($writer, 'message', $message);
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2012-10-27 17:45:09 +02:00
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if($itemscount<>'') xmlwriter_write_element($writer, 'totalitems', $itemscount);
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2012-09-10 13:59:08 +02:00
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if(!empty($itemsperpage)) xmlwriter_write_element($writer, 'itemsperpage', $itemsperpage);
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2012-07-23 18:34:21 +02:00
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xmlwriter_end_element($writer);
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if($dimension=='0') {
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// 0 dimensions
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2012-09-10 13:59:08 +02:00
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xmlwriter_write_element($writer, 'data', $data);
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2012-07-23 18:34:21 +02:00
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}elseif($dimension=='1') {
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2012-09-10 13:59:08 +02:00
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xmlwriter_start_element($writer, 'data');
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2012-07-23 18:34:21 +02:00
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foreach($data as $key=>$entry) {
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2012-09-10 13:59:08 +02:00
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xmlwriter_write_element($writer, $key, $entry);
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2012-07-23 18:34:21 +02:00
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}
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xmlwriter_end_element($writer);
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}elseif($dimension=='2') {
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2012-10-27 17:45:09 +02:00
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xmlwriter_start_element($writer, 'data');
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2012-07-23 18:34:21 +02:00
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foreach($data as $entry) {
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2012-09-10 13:59:08 +02:00
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xmlwriter_start_element($writer, $tag);
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if(!empty($tagattribute)) {
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xmlwriter_write_attribute($writer, 'details', $tagattribute);
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}
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foreach($entry as $key=>$value) {
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if(is_array($value)) {
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foreach($value as $k=>$v) {
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xmlwriter_write_element($writer, $k, $v);
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}
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} else {
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xmlwriter_write_element($writer, $key, $value);
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}
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}
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xmlwriter_end_element($writer);
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2013-02-09 17:27:57 +01:00
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}
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2012-07-23 18:34:21 +02:00
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xmlwriter_end_element($writer);
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}elseif($dimension=='3') {
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2012-09-10 13:59:08 +02:00
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xmlwriter_start_element($writer, 'data');
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2012-07-23 18:34:21 +02:00
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foreach($data as $entrykey=>$entry) {
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2012-09-10 13:59:08 +02:00
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xmlwriter_start_element($writer, $tag);
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if(!empty($tagattribute)) {
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xmlwriter_write_attribute($writer, 'details', $tagattribute);
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}
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foreach($entry as $key=>$value) {
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if(is_array($value)) {
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xmlwriter_start_element($writer, $entrykey);
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foreach($value as $k=>$v) {
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xmlwriter_write_element($writer, $k, $v);
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}
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xmlwriter_end_element($writer);
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} else {
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xmlwriter_write_element($writer, $key, $value);
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}
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}
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xmlwriter_end_element($writer);
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2012-07-23 18:34:21 +02:00
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}
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xmlwriter_end_element($writer);
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}elseif($dimension=='dynamic') {
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2012-09-10 13:59:08 +02:00
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xmlwriter_start_element($writer, 'data');
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OC_OCS::toxml($writer, $data, 'comment');
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2012-07-23 18:34:21 +02:00
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xmlwriter_end_element($writer);
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}
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xmlwriter_end_element($writer);
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xmlwriter_end_document( $writer );
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$txt.=xmlwriter_output_memory( $writer );
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unset($writer);
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return($txt);
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}
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}
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2012-10-27 17:45:09 +02:00
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public static function toXml($writer, $data, $node) {
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2012-07-23 18:34:21 +02:00
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foreach($data as $key => $value) {
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if (is_numeric($key)) {
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$key = $node;
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}
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2012-09-07 15:22:01 +02:00
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if (is_array($value)) {
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2012-09-10 13:59:08 +02:00
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xmlwriter_start_element($writer, $key);
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2012-10-27 17:45:09 +02:00
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OC_OCS::toxml($writer, $value, $node);
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2012-07-23 18:34:21 +02:00
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xmlwriter_end_element($writer);
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}else{
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2012-09-10 13:59:08 +02:00
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xmlwriter_write_element($writer, $key, $value);
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2012-07-23 18:34:21 +02:00
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}
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}
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}
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2011-02-06 01:22:48 +01:00
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/**
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* get private data
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* @param string $user
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* @param string $app
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* @param string $key
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2011-03-16 18:18:45 +01:00
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* @param bool $like use LIKE instead of = when comparing keys
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2011-02-06 01:22:48 +01:00
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* @return array
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*/
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2012-09-10 13:59:08 +02:00
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public static function getData($user, $app="", $key="") {
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2012-09-07 15:22:01 +02:00
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if($app) {
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2011-07-28 20:23:58 +02:00
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$apps=array($app);
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}else{
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2011-07-29 21:36:03 +02:00
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$apps=OC_Preferences::getApps($user);
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2011-07-28 20:23:58 +02:00
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}
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2012-09-07 15:22:01 +02:00
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if($key) {
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2011-07-28 20:23:58 +02:00
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$keys=array($key);
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2011-02-06 01:22:48 +01:00
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}else{
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2012-09-07 15:22:01 +02:00
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foreach($apps as $app) {
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2012-09-10 13:59:08 +02:00
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$keys=OC_Preferences::getKeys($user, $app);
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2011-07-28 20:23:58 +02:00
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}
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}
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$result=array();
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2012-09-07 15:22:01 +02:00
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foreach($apps as $app) {
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foreach($keys as $key) {
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2012-09-10 13:59:08 +02:00
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$value=OC_Preferences::getValue($user, $app, $key);
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$result[]=array('app'=>$app, 'key'=>$key, 'value'=>$value);
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2011-02-06 01:22:48 +01:00
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}
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}
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return $result;
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}
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}
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