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<?php
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// This file is part of the customcert module for Moodle - http://moodle.org/
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//
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// Moodle 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 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle 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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// You should have received a copy of the GNU General Public License
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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/**
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 * This file contains the backup tasks that provides all the settings and steps to perform a backup of the activity.
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 *
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 * @package    mod_customcert
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 * @copyright  2013 Mark Nelson <markn@moodle.com>
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 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 */
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defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
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require_once($CFG->dirroot . '/mod/customcert/backup/moodle2/backup_customcert_stepslib.php');
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/**
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 * Handles creating tasks to peform in order to create the backup.
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 *
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 * @package    mod_customcert
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 * @copyright  2013 Mark Nelson <markn@moodle.com>
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 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 */
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class backup_customcert_activity_task extends backup_activity_task {
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    /**
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     * Define particular settings this activity can have.
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     */
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    protected function define_my_settings() {
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        // No particular settings for this activity.
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    }
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    /**
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     * Define particular steps this activity can have.
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     */
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    protected function define_my_steps() {
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        // The customcert only has one structure step.
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        $this->add_step(new backup_customcert_activity_structure_step('customcert_structure', 'customcert.xml'));
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    }
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    /**
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     * Code the transformations to perform in the activity in order to get transportable (encoded) links.
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     *
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     * @param string $content
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     * @return mixed|string
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     */
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    public static function encode_content_links($content) {
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        global $CFG;
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        $base = preg_quote($CFG->wwwroot, "/");
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        // Link to the list of customcerts.
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        $search = "/(".$base."\/mod\/customcert\/index.php\?id\=)([0-9]+)/";
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        $content = preg_replace($search, '$@CUSTOMCERTINDEX*$2@$', $content);
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        // Link to customcert view by moduleid.
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        $search = "/(".$base."\/mod\/customcert\/view.php\?id\=)([0-9]+)/";
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        $content = preg_replace($search, '$@CUSTOMCERTVIEWBYID*$2@$', $content);
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        return $content;
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    }
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}