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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 3.9.x will end* 10 May 2021 (12 months).
  • Bug fixes for security issues in 3.9.x will end* 8 May 2023 (36 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?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/>.

/**
 * Component generator base class.
 *
 * @package   core
 * @category  test
 * @copyright 2013 The Open University
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

/**
 * Component generator base class.
 *
 * Extend in path/to/component/tests/generator/lib.php as
 * class type_plugin_generator extends component_generator_base
 * Note that there are more specific classes to extend for mods and blocks.
 *
 * @copyright 2013 The Open University
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
abstract class component_generator_base {

    /**
     * @var testing_data_generator
     */
    protected $datagenerator;

    /**
     * Constructor.
     * @param testing_data_generator $datagenerator
     */
    public function __construct(testing_data_generator $datagenerator) {
        $this->datagenerator = $datagenerator;
    }

    /**
     * To be called from data reset code only,
     * do not use in tests.
     * @return void
     */
    public function reset() {
    }

    /**
     * Set the current user during data generation.
     *
     * This should be avoided wherever possible, but in some situations underlying code will insert data as the current
     * user.
     *
     * @param stdClass $user
     */
    protected function set_user(?stdClass $user = null): void {
        global $CFG, $DB;

        if ($user === null) {
            $user = (object) [
                'id' => 0,
                'mnethostid' => $CFG->mnet_localhost_id,
            ];
        } else {
            $user = clone($user);
            unset($user->description);
            unset($user->access);
            unset($user->preference);
        }

        // Ensure session is empty, as it may contain caches and user-specific info.
        \core\session\manager::init_empty_session();

        \core\session\manager::set_user($user);
    }
> } > /** > * Update the instance record, inserting any files that are referenced. > * > * @param stdClass $instance The instance record of the already-created record > * @param stdClass $record The data passed in to create the instance > * @param string $table The table that the data exists in > * @param context $context The context of the instance > * @param string $component The component of the owning plugin > * @param string $filearea The name of the file area > * @param int $targetitemid The itemid to use when saving the files > * @return stdClass The updated instance record > */ > protected function insert_files( > stdClass $instance, > stdClass $record, > string $table, > context $context, > string $component, > string $filearea, > int $targetitemid > ): stdClass { > global $CFG, $DB, $USER; > > $fieldname = "[[files::{$filearea}]]"; > if (!isset($record->$fieldname)) { > return $instance; > } > > preg_match('/\[\[files::(.*)\]\]/', $fieldname, $matches); > if (empty($matches[1])) { > throw new coding_exception('Invalid file field name: ' . $fieldname); > } > > $referencedfieldname = trim($matches[1]); > if (!isset($record->$referencedfieldname)) { > throw new coding_exception("File field '{$fieldname}' references non-existent field '{$referencedfieldname}'"); > } > > $fs = get_file_storage(); > $itemid = file_get_unused_draft_itemid(); > $itemidfieldname = "{$referencedfieldname}[itemid]"; > $record->$itemidfieldname = $itemid; > > $filenames = explode(',', $record->$fieldname); > foreach ($filenames as $filename) { > $filename = trim($filename); > if (!$filename) { > continue; > } > > $explodedfilename = explode('::', $filename, 3); > if (count($explodedfilename) === 2) { > [$sourcefile, $targetfile] = $explodedfilename; > $user = $USER; > } else { > [$sourcefile, $targetfile, $username] = $explodedfilename; > $user = \core_user::get_user_by_username($username); > } > $filepath = "{$CFG->dirroot}/{$sourcefile}"; > if (!file_exists($filepath)) { > throw new coding_exception("File '{$filepath}' does not exist"); > } > $filerecord = [ > 'userid' => $user->id, > 'contextid' => context_user::instance($user->id)->id, > 'component' => 'user', > 'filearea' => 'draft', > 'itemid' => $itemid, > 'filepath' => '/' . dirname($targetfile), > 'filename' => basename($targetfile), > ]; > $fs->create_file_from_pathname($filerecord, $filepath); > } > > $olduser = $USER; > $this->set_user($user); > $instance->$referencedfieldname = file_save_draft_area_files( > $itemid, > $context->id, > $component, > $referencedfieldname, > $targetitemid, > null, > $instance->$referencedfieldname > ); > $this->set_user($olduser); > > $DB->update_record($table, $instance); > return $instance; > }