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block_simple_reminder.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/>.
/**
* @package block_simple_reminder
* @copyright Takahiro Nakahara <[email protected]>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
class block_simple_reminder extends block_base {
function init() {
$this->title = get_string('pluginname', 'block_simple_reminder');
}
function get_content() {
global $CFG, $OUTPUT, $DB;
$this->content = new stdClass();
$this->content->items = array();
$this->content->icons = array();
$this->content->footer = '';
// user/index.php expect course context, so get one if page has module context.
$currentcontext = $this->page->context->get_course_context(false);
$this->content->text = '';
$simplereminder = $DB->get_record('block_simple_reminder',array('block'=>$this->instance->id));
if($simplereminder){
if($simplereminder->enable){
if($cm = $DB->get_record('course_modules',array('id'=>$simplereminder->cmid))){
$module = $DB->get_record('modules',array('id'=>$cm->module));
$instance = $DB->get_record($module->name,array('id'=>$cm->instance));
$this->content->text .= '<p>'.get_string('reminderfor','block_simple_reminder').$instance->name.'</p>';
$this->content->text .= '<p>'.get_string('dateto','block_simple_reminder').'<br>'.userdate($simplereminder->date).'</p>';
if($simplereminder->groupid){
$group = groups_get_group_name($simplereminder->groupid);
$this->content->text .= '<p>'.get_string('group').':'.$group.'</p>';
}elseif($simplereminder->groupingid){
$grouping = groups_get_grouping_name($simplereminder->groupingid);
$this->content->text .= '<p>'.get_string('grouping','group').':'.$grouping.'</p>';
}
}else{
$this->content->text .= "<p>Can't find the instance. Please chek your settings.</p>";
}
}
}
$this->content->text .= '<a href="'.$CFG->wwwroot.'/blocks/simple_reminder/manage.php?course='.$this->page->course->id.'&block='.$this->instance->id.'">'.get_string('managereminder','block_simple_reminder').'</a>';
return $this->content;
}
// my moodle can only have SITEID and it's redundant here, so take it away
public function applicable_formats() {
return array('all' => false,
'course-view' => true);
}
public function instance_allow_multiple() {
return true;
}
function has_config() {return false;}
function cron() {
global $CFG,$DB;
mtrace('START simple reminder.');
$simplereminders = $DB->get_records('block_simple_reminder',array('enable'=>1));
foreach($simplereminders as $simplereminder){
$course = $DB->get_record('course',array('id'=>$simplereminder->course));
$cm = $DB->get_record('course_modules',array('id'=>$simplereminder->cmid));
$module = $DB->get_record('modules',array('id'=>$cm->module));
if($course->visible && $module){
mtrace($simplereminder->id.':'.$course->fullname.':'.$module->id);
if($simplereminder->date < time()){
$context = context_course::instance($course->id, MUST_EXIST);
$teacher = $DB->get_record('user',array('id'=>$simplereminder->teacher));
//Group mode
if($simplereminder->groupid){
$users = groups_get_groups_members($simplereminder->groupid);
}elseif($simplereminder->groupingid){
$users = groups_get_grouping_members($simplereminder->groupid);
}else{
$users = get_enrolled_users($context);
}
foreach($users as $user){
if($simplereminder->completion && $cm->completion != 0){
require_once(__DIR__.'/../../mod/'.$module->name.'/lib.php');
$function = $module->name.'_get_completion_state';
if(function_exists($function)){
mtrace('Check completion.');
$result = $function($course,$cm,$user->id,COMPLETION_AND);
if(!$result){
$message = new \core\message\message();
$message->courseid = $simplereminder->course;
$message->component = 'moodle';
$message->name = 'instantmessage';
$message->userfrom = $teacher;
$message->userto = $user;
$message->subject = 'Reminder';
$message->fullmessage = $simplereminder->message;
$message->fullmessageformat = FORMAT_PLAIN;
$message->notification = '0';
$messageid = message_send($message);
}
}
}else{
$message = new \core\message\message();
$message->courseid = $simplereminder->course;
$message->component = 'moodle';
$message->name = 'instantmessage';
$message->userfrom = $teacher;
$message->userto = $user;
$message->subject = 'Reminder';
$message->fullmessage = $simplereminder->message;
$message->fullmessageformat = FORMAT_PLAIN;
$message->notification = '0';
$messageid = message_send($message);
}
}
$simplereminder->enable = 0;
$DB->update_record('block_simple_reminder',$simplereminder);
}
}
mtrace( "Sent simple reminder." );
}
return true;
}
}