mynotes_ajax.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/>.
/*
* Handling all ajax request for mynotes API
*
* @package block_mynotes
* @author Gautam Kumar Das<gautam.arg@gmail.com>
*/
define('AJAX_SCRIPT', true);
define('NO_DEBUG_DISPLAY', true);
require_once('../../config.php');
require_once($CFG->dirroot.'/course/lib.php');
require_once($CFG->dirroot . '/blocks/mynotes/lib.php');
$contextid = optional_param('contextid', SYSCONTEXTID, PARAM_INT);
$contextarea = optional_param('contextarea', 'site', PARAM_ALPHA);
$action = optional_param('action', '', PARAM_ALPHA);
$page = optional_param('page', 0, PARAM_INT);
list($context, $course, $cm) = get_context_info_array($contextid);
if ( $contextid == SYSCONTEXTID || $context->contextlevel == CONTEXT_USER) {
$course = get_site();
}
$PAGE->set_url('/blocks/mynotes/mynotes_ajax.php');
require_course_login($course, true, $cm);
$PAGE->set_context($context);
if (!empty($cm)) {
$PAGE->set_cm($cm, $course);
} else if (!empty($course)) {
$PAGE->set_course($course);
}
if (!confirm_sesskey()) {
$error = array('error' => get_string('invalidsesskey', 'error'));
die(json_encode($error));
}
if (!isloggedin()) {
echo json_encode(array('error' => 'require_login'));
die();
}
$config = get_config('block_mynotes');
echo $OUTPUT->header(); //...send headers
// process ajax request
switch ($action) {
case 'add':
$content = optional_param('content', '', PARAM_RAW);
$timer = optional_param('notestime', '', PARAM_TEXT);
$activityUrl = optional_param('urllink', '', PARAM_TEXT);
$manager = new block_mynotes_manager();
if ($note = $manager->addmynote($context, $contextarea, $course, $content,$timer,$activityUrl)) {
$options = new stdClass();
$options->page = $page;
$options->courseid = $course->id;
$options->contextid = $context->id;
$options->context = $context;
$options->contextarea = $contextarea;
// $options->notestime=$timer;
unset($options->courseid);
$count = $manager->count_mynotes($options);
echo json_encode(array('notes' => array($note), 'count' => $count));
} else {
echo json_encode(array('error' => 'Unable to add note'));
}
die();
break;
case 'get':
$manager = new block_mynotes_manager();
$options = new stdClass();
$options->page = $page;
$options->contextid = $context->id;
$options->contextarea = $contextarea;
$options->courseid = $course->id;
$count = $manager->count_mynotes($options);
$notes = $manager->get_mynotes($options);
if (empty($notes)){
$count=0;
echo json_encode(array('notes' => $notes, 'count' => $count));
}
else{
echo json_encode(array('notes' => $notes, 'count' => $count));
}
die();
break;
case 'delete':
$noteid = required_param('noteid', PARAM_INT);
$limitfrom = optional_param('lastnotecounts', 0, PARAM_INT);
$manager = new block_mynotes_manager();
if ($manager->delete($noteid)) {
$options = new stdClass();
$options->page = $page;
$options->contextid = $context->id;
$options->contextarea = $contextarea;
$options->courseid = $course->id;
$count = $manager->count_mynotes($options);
if ($limitfrom) {
$options->limitfrom = $limitfrom - 1;
}
$notes = $manager->get_mynotes($options);
echo json_encode(array('notes' => $notes, 'count' => $count, 'noteid' => $noteid));
}
die();
break;
}
die();