Proyectos de Subversion Moodle

<?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/>.

declare(strict_types=1);

namespace core_reportbuilder\task;

use core_user;

use core\task\adhoc_task;

use core_reportbuilder\local\helpers\schedule as helper;

use core_reportbuilder\local\models\schedule;

use moodle_exception;

/**

 * Ad-hoc task for sending a single report schedule

 *

 * @package     core_reportbuilder

 * @copyright   2021 Paul Holden <paulh@moodle.com>

 * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class send_schedule extends adhoc_task {

    use \core\task\logging_trait;

    /**

     * Return name of the task

     *

     * @return string

     */

    public function get_name(): string {

        return get_string('tasksendschedule', 'core_reportbuilder');

    }

    /**

     * Execute the task

     */

    public function execute(): void {

        global $CFG, $USER, $DB;

        [

            'reportid' => $reportid,

            'scheduleid' => $scheduleid,

        ] = (array) $this->get_custom_data();

        // Custom reports are disabled.

        if (empty($CFG->enablecustomreports)) {

            return;

        }

        $schedule = schedule::get_record(['id' => $scheduleid, 'reportid' => $reportid]);

        if ($schedule === false) {

            $this->log('Invalid schedule', 0);

            return;

        }

        $this->log_start('Sending schedule: ' . $schedule->get_formatted_name());

        $scheduleattachment = null;

        $originaluser = $USER;

        // Get the schedule creator, ensure it's an active account.

        try {

            $schedulecreator = core_user::get_user($schedule->get('usercreated'), '*', MUST_EXIST);

            core_user::require_active_user($schedulecreator);

        } catch (moodle_exception $exception) {

            $this->log('Invalid schedule creator: ' . $exception->getMessage(), 0);

            return;

        }

        // Switch to schedule creator, and retrieve list of recipient users.

        \core\cron::setup_user($schedulecreator);

        $users = helper::get_schedule_report_users($schedule);

        if (count($users) > 0) {

            $scheduleuserviewas = $schedule->get('userviewas');

            $schedulereportempty = $schedule->get('reportempty');

            // Handle schedule configuration as to who the report should be viewed as.

            if ($scheduleuserviewas === schedule::REPORT_VIEWAS_CREATOR) {

                $scheduleattachment = helper::get_schedule_report_file($schedule);

            } else if ($scheduleuserviewas !== schedule::REPORT_VIEWAS_RECIPIENT) {

                // Get the user to view the schedule report as, ensure it's an active account.

                try {

                    $scheduleviewas = core_user::get_user($scheduleuserviewas, '*', MUST_EXIST);

                    core_user::require_active_user($scheduleviewas);

                } catch (moodle_exception $exception) {

                    $this->log('Invalid schedule view as user: ' . $exception->getMessage(), 0);

                    return;

                }

                \core\cron::setup_user($scheduleviewas);

                $scheduleattachment = helper::get_schedule_report_file($schedule);

            }

            // Apply special handling if report is empty (default is to send it anyway).

            if ($schedulereportempty === schedule::REPORT_EMPTY_DONT_SEND &&

                    $scheduleattachment !== null && helper::get_schedule_report_count($schedule) === 0) {

                $this->log('Empty report, skipping');

            } else {

                // Now iterate over recipient users, send the report to each.

                foreach ($users as $user) {

                    $this->log('Sending to: ' . fullname($user, true));

                    // If we already created the attachment, send that. Otherwise generate per recipient.

                    if ($scheduleattachment !== null) {

                        helper::send_schedule_message($schedule, $user, $scheduleattachment);

                    } else {

                        \core\cron::setup_user($user);

                        if ($schedulereportempty === schedule::REPORT_EMPTY_DONT_SEND &&

                            helper::get_schedule_report_count($schedule) === 0) {

                            $this->log('Empty report, skipping', 2);

                            continue;

                        }

                        $recipientattachment = helper::get_schedule_report_file($schedule);

                        helper::send_schedule_message($schedule, $user, $recipientattachment);

                        $recipientattachment->delete();

                    }

                }

            }

        }

        // Finish, clean up (set persistent property manually to avoid updating it's user/time modified data).

        $DB->set_field($schedule::TABLE, 'timelastsent', time(), ['id' => $schedule->get('id')]);

        if ($scheduleattachment !== null) {

            $scheduleattachment->delete();

        }

        $this->log_finish('Sending schedule complete');

        // Restore cron user to original state.

        \core\cron::setup_user($originaluser);

    }

}