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<?php
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// This file is part of 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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* Course module cm_info proxy.
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*
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* @package core_calendar
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* @copyright 2017 Cameron Ball <cameron@cameron1729.xyz>
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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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namespace core_calendar\local\event\proxies;
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defined('MOODLE_INTERNAL') || die();
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/**
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* Course module stdClass proxy.
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*
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* This implementation differs from the regular std_proxy in that it takes
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* a module name and instance instead of an id to construct the proxied class.
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*
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* This is needed as the event table does not store the id of course modules
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* instead it stores the module name and instance.
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*
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* @copyright 2017 Cameron Ball <cameron@cameron1729.xyz>
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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 cm_info_proxy implements proxy_interface {
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/** @var \stdClass */
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protected $base;
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/** @var \cm_info */
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protected $cm;
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/**
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* cm_info_proxy constructor.
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*
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* @param string $modname The module name.
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* @param int $instance The module instance.
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* @param int $courseid course id this module belongs to
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*/
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public function __construct($modname, $instance, $courseid) {
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$this->base = (object)['course' => $courseid, 'modname' => $modname, 'instance' => $instance];
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}
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/**
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* Retrieve a member of the proxied class.
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*
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* @param string $member The name of the member to retrieve
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* @return mixed The member.
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*/
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public function get($member) {
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if ($this->base && property_exists($this->base, $member)) {
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return $this->base->{$member};
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}
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return $this->get_proxied_instance()->{$member};
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}
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/**
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* Get the full instance of the proxied class.
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*
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* @return \cm_info
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*/
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public function get_proxied_instance() {
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if (!$this->cm) {
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$this->cm = get_fast_modinfo($this->base->course)->instances[$this->base->modname][$this->base->instance];
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}
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return $this->cm;
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}
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}
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