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repository MDL-16909 working beta mahara plugin, miss search function
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jerome
parent
12764d9728
commit
842feb0612
2 changed files with 303 additions and 0 deletions
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repository/mahara/icon.png
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repository/mahara/icon.png
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repository/mahara/repository.class.php
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303
repository/mahara/repository.class.php
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<?php
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/**
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* Moodle - Modular Object-Oriented Dynamic Learning Environment
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* http://moodle.com
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*
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* LICENSE
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details:
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*
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @category Moodle
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* @package repository
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* @copyright Copyright (c) 1999 onwards Martin Dougiamas http://dougiamas.com
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL License
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*/
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require_once($CFG->dirroot.'/repository/lib.php');
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/**
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* repository_mahara class
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* This plugin allowed to connect a retrieve a file from Mahara site
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* This is a subclass of repository class
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*/
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class repository_mahara extends repository {
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/**
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* Constructor
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* @global <type> $SESSION
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* @global <type> $action
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* @global <type> $CFG
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* @param <type> $repositoryid
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* @param <type> $context
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* @param <type> $options
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*/
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public function __construct($repositoryid, $context = SITEID, $options = array()) {
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global $SESSION, $action, $CFG;
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parent::__construct($repositoryid, $context, $options);
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}
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/**
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* Declaration of the methods avalaible from mnet
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* @return <type>
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*/
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public static function mnet_publishes() {
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$pf= array();
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$pf['name'] = 'remoterep'; // Name & Description go in lang file
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$pf['apiversion'] = 1;
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$pf['methods'] = array('get_folder_files_for_moodle', 'get_file');
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return array($pf);
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}
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/**
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* Display the file listing - no login required
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* @global <type> $SESSION
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* @param <type> $ajax
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* @return <type>
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*/
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public function print_login($ajax = true) {
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global $SESSION;
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return $this->get_listing();
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}
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/**
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* Display the file listing for the search term
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* @param <type> $search_text
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* @return <type>
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*/
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public function search($search_text) {
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return $this->get_listing('', '', $search_text);
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}
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/**
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* Set the MNET environment
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* @global <type> $MNET
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*/
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private function ensure_environment() {
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global $MNET;
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if (empty($MNET)) {
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$MNET = new mnet_environment();
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$MNET->init();
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}
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}
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/**
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* Retrieve the file listing - file picker function
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* @global <type> $CFG
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* @global <type> $DB
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* @global <type> $USER
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* @param <type> $encodedpath
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* @param <type> $search
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* @return <type>
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*/
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public function get_listing($path = null, $page = '', $search = '') {
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global $CFG, $DB, $USER;
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varlog($path);
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///check that Mahara has a good version
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///We also check that the "get file list" method has been activated (if it is not
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///the method will not be returned by the system method system/listMethods)
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require_once($CFG->dirroot . '/mnet/xmlrpc/client.php');
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$this->ensure_environment();
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///check that the peer has been setup
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if (!array_key_exists('peer',$this->options)) {
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echo json_encode(array('e'=>get_string('error').' 9010: '.get_string('hostnotfound','repository_mahara')));
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exit;
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}
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$host = $DB->get_record('mnet_host',array('id' => $this->options['peer'])); //need to retrieve the host url
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///check that the peer host exists into the database
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if (empty($host)) {
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echo json_encode(array('e'=>get_string('error').' 9011: '.get_string('hostnotfound','repository_mahara')));
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exit;
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}
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$mnet_peer = new mnet_peer();
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$mnet_peer->set_wwwroot($host->wwwroot);
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$client = new mnet_xmlrpc_client();
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$client->set_method('system/listMethods');
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$client->send($mnet_peer);
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$services = $client->response;
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if (array_key_exists('repository/mahara/repository.class.php/get_folder_files_for_moodle', $services) === false) {
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varlog($services);
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echo json_encode(array('e'=>get_string('connectionfailure','repository_mahara')));
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exit;
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}
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///connect to the remote moodle and retrieve the list of files
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$client->set_method('repository/mahara/repository.class.php/get_folder_files_for_moodle');
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$client->add_param($USER->username);
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$client->add_param($path);
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$client->add_param($search);
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///call the method and manage host error
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if (!$client->send($mnet_peer)) {
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$message =" ";
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foreach ($client->error as $errormessage) {
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$message .= "ERROR: $errormessage . ";
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}
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echo json_encode(array('e'=>$message)); //display all error messages
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exit;
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}
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$services = $client->response;
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$newpath = $services[0];
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$filesandfolders = $services[1];
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varlog("Here is the return value:");
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varlog($filesandfolders);
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///display error message if we could retrieve the list or if nothing were returned
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if (empty($filesandfolders)) {
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echo json_encode(array('e'=>get_string('failtoretrievelist','repository_mahara')));
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exit;
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}
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$list = array();
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if (!empty($filesandfolders['files'])) {
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foreach ($filesandfolders['files'] as $file) {
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$list[] = array( 'title'=>$file['title'], 'date'=>$file['mtime'], 'size'=>'10MB', 'source'=>$file['id'], 'thumbnail' => $CFG->pixpath .'/f/'. mimeinfo('icon32', $file['title']));
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}
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}
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if (!empty($filesandfolders['folders'])) {
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foreach ($filesandfolders['folders'] as $folder) {
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$list[] = array('path'=>$folder['id'], 'title'=>$folder['title'], 'date'=>$folder['mtime'], 'size'=>'0', 'children'=>array(), 'thumbnail' => $CFG->pixpath .'/f/folder.gif');
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}
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}
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$filepickerlisting = array(
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'path' => $newpath,
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'dynload' => 1,
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'nosearch' => 1,
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'list'=> $list,
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);
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varlog($filepickerlisting);
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return $filepickerlisting;
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}
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/**
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* Download a file
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* @global object $CFG
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* @param string $url the url of file
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* @param string $file save location
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* @return string the location of the file
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* @see curl package
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*/
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public function get_file($id, $file = '') {
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global $CFG, $DB, $USER;
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///set mnet environment and set the mnet host
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require_once($CFG->dirroot . '/mnet/xmlrpc/client.php');
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$this->ensure_environment();
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$host = $DB->get_record('mnet_host',array('id' => $this->options['peer'])); //retrieve the host url
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$mnet_peer = new mnet_peer();
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$mnet_peer->set_wwwroot($host->wwwroot);
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///create the client and set the method to call
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$client = new mnet_xmlrpc_client();
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$client->set_method('repository/mahara/repository.class.php/get_file');
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$client->add_param($USER->username);
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$client->add_param($id);
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///call the method and manage host error
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if (!$client->send($mnet_peer)) {
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$message =" ";
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foreach ($client->error as $errormessage) {
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$message .= "ERROR: $errormessage . ";
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}
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echo json_encode(array('e'=>$message));
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exit;
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}
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$services = $client->response; //service contains the file content in the first case of the array,
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//and the filename in the second
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//the content has been encoded in base64, need to decode it
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$content = base64_decode($services[0]);
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$file = $services[1]; //filename
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///create a temporary folder with a file
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$path = $this->prepare_file($file);
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///fill the file with the content
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$fp = fopen($path, 'w');
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fwrite($fp,$content);
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fclose($fp);
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return $path;
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}
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/**
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* Add Instance settings input to Moodle form
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* @global <type> $CFG
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* @global <type> $DB
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* @param <type> $
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*/
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public function instance_config_form(&$mform) {
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global $CFG, $DB;
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//retrieve only Moodle peers
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$hosts = $DB->get_records_sql(' SELECT
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h.id,
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h.wwwroot,
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h.ip_address,
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h.name,
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h.public_key,
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h.public_key_expires,
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h.transport,
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h.portno,
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h.last_connect_time,
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h.last_log_id,
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h.applicationid,
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a.name as app_name,
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a.display_name as app_display_name,
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a.xmlrpc_server_url
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FROM {mnet_host} h
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JOIN {mnet_application} a ON h.applicationid=a.id
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WHERE
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h.id <> ? AND
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h.deleted = 0 AND
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a.name = ? AND
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h.name <> ?',
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array($CFG->mnet_localhost_id, 'mahara', 'All Hosts'));
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$peers = array();
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foreach($hosts as $host) {
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$peers[$host->id] = $host->name;
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}
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$mform->addElement('select', 'peer', get_string('peer', 'repository_mahara'),$peers);
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$mform->addRule('peer', get_string('required'), 'required', null, 'client');
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if (empty($peers)) {
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$mform->addElement('static', null, '', get_string('nopeer','repository_mahara'));
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}
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}
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/**
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* Names of the instance settings
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* @return <type>
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*/
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public static function get_instance_option_names() {
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///the administrator just need to set a peer
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return array('peer');
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}
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}
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?>
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