Current Path : C:/Users/Mahmood/Desktop/moodle8/portfolio/picasa/ |
Current File : C:/Users/Mahmood/Desktop/moodle8/portfolio/picasa/lib.php |
<?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/>. /** * Picasa Portfolio Plugin * * @author Dan Poltawski <talktodan@gmail.com> * @license http://www.gnu.org/copyleft/gpl.html GNU Public License */ require_once($CFG->libdir.'/portfolio/plugin.php'); require_once($CFG->libdir.'/googleapi.php'); class portfolio_plugin_picasa extends portfolio_plugin_push_base { private $googleoauth = null; public function supported_formats() { return array(PORTFOLIO_FORMAT_IMAGE, PORTFOLIO_FORMAT_VIDEO); } public static function get_name() { return get_string('pluginname', 'portfolio_picasa'); } public function prepare_package() { // We send the files as they are, no prep required. return true; } public function get_interactive_continue_url() { return 'http://picasaweb.google.com/'; } public function expected_time($callertime) { // We're forcing this to be run 'interactively' because the plugin // does not support running in cron. return PORTFOLIO_TIME_LOW; } public function send_package() { if (!$this->googleoauth) { throw new portfolio_plugin_exception('noauthtoken', 'portfolio_picasa'); } $picasa = new google_picasa($this->googleoauth); foreach ($this->exporter->get_tempfiles() as $file) { if (!$picasa->send_file($file)) { throw new portfolio_plugin_exception('sendfailed', 'portfolio_picasa', $file->get_filename()); } } } public function steal_control($stage) { if ($stage != PORTFOLIO_STAGE_CONFIG) { return false; } $this->initialize_oauth(); if ($this->googleoauth->is_logged_in()) { return false; } else { return $this->googleoauth->get_login_url(); } } public function post_control($stage, $params) { if ($stage != PORTFOLIO_STAGE_CONFIG) { return; } $this->initialize_oauth(); if ($this->googleoauth->is_logged_in()) { return false; } else { return $this->googleoauth->get_login_url(); } } public static function has_admin_config() { return true; } public static function allows_multiple_instances() { return false; } public static function get_allowed_config() { return array('clientid', 'secret'); } public static function admin_config_form(&$mform) { $a = new stdClass; $a->docsurl = get_docs_url('Google_OAuth_2.0_setup'); $a->callbackurl = google_oauth::callback_url()->out(false); $mform->addElement('static', null, '', get_string('oauthinfo', 'portfolio_picasa', $a)); $mform->addElement('text', 'clientid', get_string('clientid', 'portfolio_picasa')); $mform->setType('clientid', PARAM_RAW_TRIMMED); $mform->addElement('text', 'secret', get_string('secret', 'portfolio_picasa')); $mform->setType('secret', PARAM_RAW_TRIMMED); $strrequired = get_string('required'); $mform->addRule('clientid', $strrequired, 'required', null, 'client'); $mform->addRule('secret', $strrequired, 'required', null, 'client'); } private function initialize_oauth() { $returnurl = new moodle_url('/portfolio/add.php'); $returnurl->param('postcontrol', 1); $returnurl->param('id', $this->exporter->get('id')); $returnurl->param('sesskey', sesskey()); $clientid = $this->get_config('clientid'); $secret = $this->get_config('secret'); $this->googleoauth = new google_oauth($clientid, $secret, $returnurl, google_picasa::REALM); } public function instance_sanity_check() { $clientid = $this->get_config('clientid'); $secret = $this->get_config('secret'); // If there is no oauth config (e.g. plugins upgraded from < 2.3 then // there will be no config and this plugin should be disabled. if (empty($clientid) or empty($secret)) { return 'nooauthcredentials'; } return 0; } }