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MDL-15352, remove remotemoodle plugin from head

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Dongsheng Cai 2010-06-11 08:37:33 +00:00
parent 538891b5fc
commit bb3c7a057c
7 changed files with 0 additions and 462 deletions
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16
repository/remotemoodle/db/access.php
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<?php
$capabilities = array(
'repository/remotemoodle:view' => array(
'captype' => 'read',
'contextlevel' => CONTEXT_SYSTEM,
'archetypes' => array(
'user' => CAP_ALLOW,
'student' => CAP_ALLOW,
'teacher' => CAP_ALLOW,
'editingteacher' => CAP_ALLOW,
'manager' => CAP_ALLOW
)
)
);

46
repository/remotemoodle/db/mnet.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file contains the mnet services for the remotemoodle repository plugin
*
* @since 2.0
* @package moodlecore
* @subpackage repository
* @copyright 2010 Penny Leach
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
$publishes = array(
'remoterep' => array(
'apiversion' => 1,
'classname' => 'repository_remotemoodle',
'filename' => 'repository.class.php',
'methods' => array(
'getFileList',
'retrieveFile',
),
),
);
$subscribes = array(
'remoterep' => array(
'getFileList' => 'repository/remotemoodle/repository.class.php/getFileList',
'retrieveFile' => 'repository/remotemoodle/repository.class.php/retrieveFile',
),
);

20
repository/remotemoodle/db/upgrade.php
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<?php
function xmldb_repository_remotemoodle_upgrade($oldversion) {
global $CFG, $DB;
$dbman = $DB->get_manager();
$result = true;
/// And upgrade begins here. For each one, you'll need one
/// block of code similar to the next one. Please, delete
/// this comment lines once this file start handling proper
/// upgrade code.
/// if ($result && $oldversion < YYYYMMDD00) { //New version in version.php
/// $result = result of database_manager methods
/// }
return $result;
}

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41
repository/remotemoodle/lang/en/repository_remotemoodle.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Strings for component 'repository_remotemoodle', language 'en', branch 'MOODLE_20_STABLE'
*
* @package repository_remotemoodle
* @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
$string['configplugin'] = 'Configuration for remote Moodle file repository';
$string['connectionfailure'] = 'Failed to retrieve file listing - The host moodle has either a version older than 2.0, either its Moodle Remote Repository service hasn\'t been activated';
$string['emptyfilelist'] = 'There are no files to show';
$string['failtoretrievelist'] = 'List could not be retrieved or is empty';
$string['hostnotfound'] = 'Cannot find the remote Moodle into the database - contact your system administrator';
$string['nopeer'] = 'Please setup some <a href="http://docs.moodle.org/en/admin/mnet/peers#Peer_to_Peer_Network">Moodle peers</a> for your Moodle site.';
$string['notitle'] = 'notitle';
$string['peer'] = 'Peer';
$string['remember'] = 'Remember me';
$string['remotemoodle:view'] = 'View remote moodle repository';
$string['remoterep_description'] = 'Allow the service to be discovered';
$string['remoterep_name'] = 'Remote Moodle site';
$string['repositorydesc'] = 'Files on a remote Moodle server';
$string['repositoryname'] = 'Remote Moodle site';
$string['usercannotaccess'] = 'You ({$a}) cannot access to this file';
$string['usernotfound'] = 'The user {$a} is not registered into the remote Moodle';

321
repository/remotemoodle/repository.class.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* repository_remotemoodle class
* This plugin allowed to connect a retrieve a file from another Moodle site
* This is a subclass of repository class
*
* @since 2.0
* @package moodlecore
* @subpackage repository
* @copyright 2009 Jerome Mouneyrac
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once($CFG->dirroot.'/repository/lib.php');
class repository_remotemoodle extends repository {
/**
* Constructor of remotemoodle plugin, used to setup mnet environment
* @global object $SESSION
* @global object $CFG
* @param int $repositoryid
* @param object $context
* @param array $options
*/
public function __construct($repositoryid, $context = SYSCONTEXTID, $options = array()) {
global $SESSION, $CFG;
parent::__construct($repositoryid, $context, $options);
$this->mnet = get_mnet_environment();
}
/**
* Retrieve a file for a user of the Moodle client calling this function
* The file is encoded in base64
* @global object $DB
* @global object $USER
* @param string $username
* @param string $source
* @return array
*/
public function retrieveFile($username, $source) {
global $DB, $USER;
$remoteclient = get_mnet_remote_client();
///check the the user is known
///he has to be previously connected to the server site in order to be in the database
//TODO: MDL-21318 this looks problematic, because global $USER would need to be set back after this,
// also is the user allowed to roam?
$USER = $DB->get_record('user',array('username' => $username, 'mnethostid' => $remoteclient->id));
if (empty($USER)) {
throw new mnet_server_exception(9012, 'usernotfound', 'repository_remotemoodle', $username);
}
$file = unserialize(base64_decode($source));
$contextid = $file[0];
$filearea = $file[1];
$itemid = $file[2];
$filepath = $file[3];
$filename = $file[4];
///check that the user has read permission on this file
$browser = get_file_browser();
$fileinfo = $browser->get_file_info(get_context_instance_by_id($contextid), $filearea, $itemid, $filepath, $filename);
if (empty($fileinfo)) {
throw new mnet_server_exception(9013, 'usercannotaccess', 'repository_remotemoodle', $file);
}
///retrieve the file with file API functions and return it encoded in base64
$fs = get_file_storage();
$sf = $fs->get_file($contextid, $filearea, $itemid, $filepath, $filename);
$contents = base64_encode($sf->get_content());
return array($contents, $sf->get_filename());
}
/**
* Retrieve file list for a user of the Moodle client calling this function
* @global object $DB
* @global object $USER
* @global object $CFG
* @param string $username
* @param string $search
* @return array
*/
public function getFileList($username, $search) {
global $DB, $USER, $CFG;
$remoteclient = get_mnet_remote_client();
///check the the user is known
///he has to be previously connected to the server site in order to be in the database
//TODO: MDL-21318 this looks problematic, because global $USER would need to be set back after this,
// also is the user allowed to roam?
$USER = $DB->get_record('user',array('username' => $username, 'mnethostid' => $remoteclient->id));
if (empty($USER)) {
throw new mnet_server_exception(9012, 'usernotfound', 'repository_remotemoodle', $username);
}
try {
return repository::get_user_file_tree($search);
}
catch (Exception $e) {
throw new mnet_server_exception(9014, 'failtoretrievelist', 'repository_remotemoodle');
}
}
/**
* Display the file listing - no login required
* @return array
*/
public function print_login() {
return $this->get_listing();
}
/**
* Display the file listing for the search term
* @param string $search_text
* @return array
*/
public function search($search_text) {
return $this->get_listing('', '', $search_text);
}
/**
* Retrieve the file listing - file picker function
* @global object $CFG
* @global object $DB
* @global object $USER
* @param string $encodedpath
* @param int $page
* @param string $search
* @return array
*/
public function get_listing($encodedpath = '', $page = '', $search = '') {
global $CFG, $DB, $USER;
///check that the host has a version >2.0
///for that we check that the host has the getFileList() method implemented
///We also check that this method has been activated (if it is not
///the method will not be returned by the system method system/listMethods)
require_once($CFG->dirroot . '/mnet/xmlrpc/client.php');
///check that the peer has been setup
if (!array_key_exists('peer',$this->options)) {
echo json_encode(array('e'=>get_string('error').' 9010: '.get_string('hostnotfound','repository_remotemoodle')));
exit;
}
$host = $DB->get_record('mnet_host',array('id' => $this->options['peer'])); //need to retrieve the host url
///check that the peer host exists into the database
if (empty($host)) {
echo json_encode(array('e'=>get_string('error').' 9011: '.get_string('hostnotfound','repository_remotemoodle')));
exit;
}
$mnet_peer = new mnet_peer();
$mnet_peer->set_wwwroot($host->wwwroot);
$client = new mnet_xmlrpc_client();
$client->set_method('system/listMethods');
$client->send($mnet_peer);
$services = $client->response;
if (array_search('repository/remotemoodle/repository.class.php/getFileList', $services) === false) {
echo json_encode(array('e'=>get_string('connectionfailure','repository_remotemoodle')));
exit;
}
///connect to the remote moodle and retrieve the list of files
$client->set_method('repository/remotemoodle/repository.class.php/getFileList');
$client->add_param($USER->username);
$client->add_param($search);
///call the method and manage host error
if (!$client->send($mnet_peer)) {
$message =" ";
foreach ($client->error as $errormessage) {
$message .= "ERROR: $errormessage . ";
}
echo json_encode(array('e'=>$message)); //display all error messages
exit;
}
$services = $client->response;
///display error message if we could retrieve the list or if nothing were returned
if (empty($services)) {
echo json_encode(array('e'=>get_string('failtoretrievelist','repository_remotemoodle')));
exit;
}
return $services;
}
/**
* Download a file
* @global object $CFG
* @param string $url the url of file
* @param string $file save location
* @return string the location of the file
* @see curl package
*/
public function get_file($url, $file = '') {
global $CFG, $DB, $USER;
///set mnet environment and set the mnet host
require_once($CFG->dirroot . '/mnet/xmlrpc/client.php');
$host = $DB->get_record('mnet_host',array('id' => $this->options['peer'])); //retrieve the host url
$mnet_peer = new mnet_peer();
$mnet_peer->set_wwwroot($host->wwwroot);
///create the client and set the method to call
$client = new mnet_xmlrpc_client();
$client->set_method('repository/remotemoodle/repository.class.php/retrieveFile');
$client->add_param($USER->username);
$client->add_param($url);
///call the method and manage host error
if (!$client->send($mnet_peer)) {
$message =" ";
foreach ($client->error as $errormessage) {
$message .= "ERROR: $errormessage . ";
}
echo json_encode(array('e'=>$message));
exit;
}
$services = $client->response; //service contains the file content in the first case of the array,
//and the filename in the second
//the content has been encoded in base64, need to decode it
$content = base64_decode($services[0]);
$file = $services[1]; //filename
///create a temporary folder with a file
$path = $this->prepare_file($file);
///fill the file with the content
$fp = fopen($path, 'w');
fwrite($fp,$content);
fclose($fp);
return array('path'=>$path);
}
/**
* Add Instance settings input to Moodle form
* @global object $CFG
* @global object $DB
* @param object $mform
*/
public function instance_config_form($mform) {
global $CFG, $DB;
//retrieve only Moodle peers
$hosts = $DB->get_records_sql(' SELECT
h.id,
h.wwwroot,
h.ip_address,
h.name,
h.public_key,
h.public_key_expires,
h.transport,
h.portno,
h.last_connect_time,
h.last_log_id,
h.applicationid,
a.name as app_name,
a.display_name as app_display_name,
a.xmlrpc_server_url
FROM {mnet_host} h
JOIN {mnet_application} a ON h.applicationid=a.id
WHERE
h.id <> ? AND
h.deleted = 0 AND
a.name = ? AND
h.name <> ?',
array($CFG->mnet_localhost_id, 'moodle', 'All Hosts'));
$peers = array();
foreach($hosts as $host) {
$peers[$host->id] = $host->name;
}
$mform->addElement('select', 'peer', get_string('peer', 'repository_remotemoodle'),$peers);
$mform->addRule('peer', get_string('required'), 'required', null, 'client');
if (empty($peers)) {
$mform->addElement('static', null, '', get_string('nopeer','repository_remotemoodle'));
}
}
/**
* Names of the instance settings
* @return array
*/
public static function get_instance_option_names() {
///the administrator just need to set a peer
return array('peer');
}
public function supported_returntypes() {
return FILE_INTERNAL;
}
}

18
repository/remotemoodle/version.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
$plugin->version = 2010021801;