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block_kuracloud.php
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block_kuracloud.php
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<?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/>.
/**
* kuraCloud integration block.
*
* @package block_kuracloud
* @copyright 2017 Catalyst IT
* @author Matt Clarkson <[email protected]>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* kuraCloud block
*
* @copyright 2017 Catalyst IT
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class block_kuracloud extends block_base {
/**
* Init the block
*
* @return void
*/
public function init() {
$this->title = get_string('pluginname', 'block_kuracloud');
}
/**
* Get block content
*
* @return string|boolean
*/
public function get_content() {
global $COURSE, $PAGE;
if (!isset($COURSE->id)) {
return '';
}
$output = $PAGE->get_renderer('block_kuracloud');
$mapping = \block_kuracloud\courses::get_mapping($COURSE->id);
$blockcontent = new \block_kuracloud\output\block_content($mapping);
$this->content = new \stdClass;
$this->content->text = $output->render($blockcontent);
return true;
}
/**
* Only once instance per context
*
* @return boolean
*/
public function instance_allow_multiple() {
return false;
}
/**
* Only used on course page
*
* @return array
*/
public function applicable_formats() {
return array(
'course' => true,
);
}
/**
* Has config
*
* @return boolean
*/
public function has_config() {
return true;
}
/**
* User can only add block if there's a valid endpoint
*
* @param page $PAGE Moodle page object
* @return boolean
*/
public function user_can_addto($PAGE) {
if (empty(\block_kuracloud\endpoints::get_all())) {
return false;
}
return parent::user_can_addto($PAGE);
}
/**
* Un-map all courses and remove LMS enabled flag prior to block removal
*
* @return void
*/
public function before_delete() {
$courses = new \block_kuracloud\courses();
$mappings = $courses->get_all_mapped();
foreach ($mappings as $mapping) {
$courses->delete_mapping($mapping);
}
return true;
}
/**
* Un-map course on instance_delete
*
* @return void
*/
public function instance_delete() {
global $COURSE;
if ($mapping = \block_kuracloud\courses::get_mapping($COURSE->id)) {
$courses = new \block_kuracloud\courses();
$courses->delete_mapping($mapping);
}
return true;
}
}