You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

340 lines
13 KiB

<?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/>.
/**
* Web services admin UI forms
*
* @package webservice
* @copyright 2009 Moodle Pty Ltd (http://moodle.com)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once $CFG->libdir . '/formslib.php';
/**
* Display the authorised user settings form
* Including IP Restriction, Valid until and (TODO) capability
*/
class external_service_authorised_user_settings_form extends moodleform {
function definition() {
$mform = $this->_form;
$data = $this->_customdata;
$mform->addElement('header', 'serviceusersettings',
get_string('serviceusersettings', 'webservice'));
$mform->addElement('text', 'iprestriction',
get_string('iprestriction', 'webservice'));
$mform->addHelpButton('iprestriction', 'iprestriction', 'webservice');
$mform->setType('iprestriction', PARAM_RAW_TRIMMED);
$mform->addElement('date_selector', 'validuntil',
get_string('validuntil', 'webservice'), array('optional' => true));
$mform->addHelpButton('validuntil', 'validuntil', 'webservice');
$mform->setType('validuntil', PARAM_INT);
$this->add_action_buttons(true, get_string('updateusersettings', 'webservice'));
$this->set_data($data);
}
}
class external_service_form extends moodleform {
function definition() {
$mform = $this->_form;
$service = isset($this->_customdata) ? $this->_customdata : new stdClass();
$mform->addElement('header', 'extservice',
get_string('externalservice', 'webservice'));
$mform->addElement('text', 'name', get_string('name'));
$mform->addRule('name', get_string('required'), 'required', null, 'client');
$mform->setType('name', PARAM_TEXT);
$mform->addElement('text', 'shortname', get_string('shortname'), 'maxlength="255" size="20"');
$mform->setType('shortname', PARAM_TEXT);
if (!empty($service->id)) {
$mform->hardFreeze('shortname');
$mform->setConstants('shortname', $service->shortname);
}
$mform->addElement('advcheckbox', 'enabled', get_string('enabled', 'webservice'));
$mform->setType('enabled', PARAM_BOOL);
$mform->addElement('advcheckbox', 'restrictedusers',
get_string('restrictedusers', 'webservice'));
$mform->addHelpButton('restrictedusers', 'restrictedusers', 'webservice');
$mform->setType('restrictedusers', PARAM_BOOL);
// Can users download files?
$mform->addElement('advcheckbox', 'downloadfiles', get_string('downloadfiles', 'webservice'));
$mform->setAdvanced('downloadfiles');
$mform->addHelpButton('downloadfiles', 'downloadfiles', 'webservice');
$mform->setType('downloadfiles', PARAM_BOOL);
// Can users upload files?
$mform->addElement('advcheckbox', 'uploadfiles', get_string('uploadfiles', 'webservice'));
$mform->setAdvanced('uploadfiles');
$mform->addHelpButton('uploadfiles', 'uploadfiles', 'webservice');
/// needed to select automatically the 'No required capability" option
$currentcapabilityexist = false;
if (empty($service->requiredcapability)) {
$service->requiredcapability = "norequiredcapability";
$currentcapabilityexist = true;
}
// Prepare the list of capabilities to choose from
$systemcontext = context_system::instance();
$allcapabilities = $systemcontext->get_capabilities();
$capabilitychoices = array();
$capabilitychoices['norequiredcapability'] = get_string('norequiredcapability',
'webservice');
foreach ($allcapabilities as $cap) {
$capabilitychoices[$cap->name] = $cap->name . ': '
. get_capability_string($cap->name);
if (!empty($service->requiredcapability)
&& $service->requiredcapability == $cap->name) {
$currentcapabilityexist = true;
}
}
$mform->addElement('searchableselector', 'requiredcapability',
get_string('requiredcapability', 'webservice'), $capabilitychoices);
$mform->addHelpButton('requiredcapability', 'requiredcapability', 'webservice');
$mform->setAdvanced('requiredcapability');
$mform->setType('requiredcapability', PARAM_RAW);
/// display notification error if the current requiredcapability doesn't exist anymore
if (empty($currentcapabilityexist)) {
global $OUTPUT;
$mform->addElement('static', 'capabilityerror', '',
$OUTPUT->notification(get_string('selectedcapabilitydoesntexit',
'webservice', $service->requiredcapability)));
$service->requiredcapability = "norequiredcapability";
}
$mform->addElement('hidden', 'id');
$mform->setType('id', PARAM_INT);
if (!empty($service->id)) {
$buttonlabel = get_string('savechanges');
} else {
$buttonlabel = get_string('addaservice', 'webservice');
}
$this->add_action_buttons(true, $buttonlabel);
$this->set_data($service);
}
function definition_after_data() {
$mform = $this->_form;
$service = $this->_customdata;
if (!empty($service->component)) {
// built-in components must not be modified except the enabled flag!!
$mform->hardFreeze('name,requiredcapability,restrictedusers');
}
}
function validation($data, $files) {
global $DB;
$errors = parent::validation($data, $files);
// Add field validation check for duplicate name.
if ($webservice = $DB->get_record('external_services', array('name' => $data['name']))) {
if (empty($data['id']) || $webservice->id != $data['id']) {
$errors['name'] = get_string('nameexists', 'webservice');
}
}
// Add field validation check for duplicate shortname.
// Allow duplicated "empty" shortnames.
if (!empty($data['shortname'])) {
if ($service = $DB->get_record('external_services', array('shortname' => $data['shortname']), '*', IGNORE_MULTIPLE)) {
if (empty($data['id']) || $service->id != $data['id']) {
$errors['shortname'] = get_string('shortnametaken', 'webservice', $service->name);
}
}
}
return $errors;
}
}
class external_service_functions_form extends moodleform {
function definition() {
global $CFG;
$mform = $this->_form;
$data = $this->_customdata;
$mform->addElement('header', 'addfunction', get_string('addfunctions', 'webservice'));
require_once($CFG->dirroot . "/webservice/lib.php");
$webservicemanager = new webservice();
$functions = $webservicemanager->get_not_associated_external_functions($data['id']);
//we add the descriptions to the functions
foreach ($functions as $functionid => $functionname) {
//retrieve full function information (including the description)
$function = external_api::external_function_info($functionname);
if (empty($function->deprecated)) {
$functions[$functionid] = $function->name . ':' . $function->description;
} else {
// Exclude the deprecated ones.
unset($functions[$functionid]);
}
}
$mform->addElement('searchableselector', 'fids', get_string('name'),
$functions, array('multiple'));
$mform->addRule('fids', get_string('required'), 'required', null, 'client');
$mform->addElement('hidden', 'id');
$mform->setType('id', PARAM_INT);
$mform->addElement('hidden', 'action');
$mform->setType('action', PARAM_ALPHANUMEXT);
$this->add_action_buttons(true, get_string('addfunctions', 'webservice'));
$this->set_data($data);
}
}
class web_service_token_form extends moodleform {
function definition() {
global $USER, $DB, $CFG;
$mform = $this->_form;
$data = $this->_customdata;
$mform->addElement('header', 'token', get_string('token', 'webservice'));
if (empty($data->nouserselection)) {
//check if the number of user is reasonable to be displayed in a select box
$usertotal = $DB->count_records('user',
array('deleted' => 0, 'suspended' => 0, 'confirmed' => 1));
if ($usertotal < 500) {
list($sort, $params) = users_order_by_sql('u');
// User searchable selector - return users who are confirmed, not deleted, not suspended and not a guest.
$sql = 'SELECT u.id, ' . get_all_user_name_fields(true, 'u') . '
FROM {user} u
WHERE u.deleted = 0
AND u.confirmed = 1
AND u.suspended = 0
AND u.id != :siteguestid
ORDER BY ' . $sort;
$params['siteguestid'] = $CFG->siteguest;
$users = $DB->get_records_sql($sql, $params);
$options = array();
foreach ($users as $userid => $user) {
$options[$userid] = fullname($user);
}
$mform->addElement('searchableselector', 'user', get_string('user'), $options);
$mform->setType('user', PARAM_INT);
} else {
//simple text box for username or user id (if two username exists, a form error is displayed)
$mform->addElement('text', 'user', get_string('usernameorid', 'webservice'));
$mform->setType('user', PARAM_RAW_TRIMMED);
}
$mform->addRule('user', get_string('required'), 'required', null, 'client');
}
//service selector
$services = $DB->get_records('external_services');
$options = array();
$systemcontext = context_system::instance();
foreach ($services as $serviceid => $service) {
//check that the user has the required capability
//(only for generation by the profile page)
if (empty($data->nouserselection)
|| empty($service->requiredcapability)
|| has_capability($service->requiredcapability, $systemcontext, $USER->id)) {
$options[$serviceid] = $service->name;
}
}
$mform->addElement('select', 'service', get_string('service', 'webservice'), $options);
$mform->addRule('service', get_string('required'), 'required', null, 'client');
$mform->setType('service', PARAM_INT);
$mform->addElement('text', 'iprestriction', get_string('iprestriction', 'webservice'));
$mform->setType('iprestriction', PARAM_RAW_TRIMMED);
$mform->addElement('date_selector', 'validuntil',
get_string('validuntil', 'webservice'), array('optional' => true));
$mform->setType('validuntil', PARAM_INT);
$mform->addElement('hidden', 'action');
$mform->setType('action', PARAM_ALPHANUMEXT);
$this->add_action_buttons(true);
$this->set_data($data);
}
function get_data() {
global $DB;
$data = parent::get_data();
if (!empty($data) && !is_numeric($data->user)) {
//retrieve username
$user = $DB->get_record('user', array('username' => $data->user), 'id');
$data->user = $user->id;
}
return $data;
}
function validation($data, $files) {
global $DB;
$errors = parent::validation($data, $files);
if (is_numeric($data['user'])) {
$searchtype = 'id';
} else {
$searchtype = 'username';
//check the username is valid
if (clean_param($data['user'], PARAM_USERNAME) != $data['user']) {
$errors['user'] = get_string('invalidusername');
}
}
if (!isset($errors['user'])) {
$users = $DB->get_records('user', array($searchtype => $data['user']), '', 'id');
//check that the user exists in the database
if (count($users) == 0) {
$errors['user'] = get_string('usernameoridnousererror', 'webservice');
} else if (count($users) > 1) { //can only be a username search as id are unique
$errors['user'] = get_string('usernameoridoccurenceerror', 'webservice');
}
}
return $errors;
}
}