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<?php// This file is part of Moodle - https://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 <https://www.gnu.org/licenses/>./*** Prints an instance of mod_stickynotes.** @package mod_stickynotes* @copyright 2021 Olivier VALENTIN* @license https://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later*/require(__DIR__.'/../../config.php');require_once(__DIR__.'/lib.php');require_once(__DIR__.'/../../lib/outputcomponents.php');$PAGE->requires->js('/mod/stickynotes/assets/js_select.js');global $DB, $USER;// Declare optional parameters.$edit = optional_param('edit', 0, PARAM_INT);$create = optional_param('create', 0, PARAM_INT);$delete = optional_param('delete', 0, PARAM_INT);$note = optional_param('note', 0, PARAM_INT);$col = optional_param('col', 0, PARAM_INT);$confirm = optional_param('confirm', 0, PARAM_INT);$ordernote = optional_param('ordernote', 0, PARAM_INT);// These params will be passed as hidden variables later in the form.$pageparams = array('edit' => $edit, 'create' => $create);// Course module id.$id = optional_param('id', 0, PARAM_INT);// Activity instance id.$s = optional_param('s', 0, PARAM_INT);// Get the system context instance.$systemcontext = context_system::instance();if ($id) {$cm = get_coursemodule_from_id('stickynotes', $id, 0, false, MUST_EXIST);$moduleinstance = $DB->get_record('stickynotes', array('id' => $cm->instance), '*', MUST_EXIST);$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);}$PAGE->set_url('/mod/stickynnotes/note.php', array('edit' => $edit,'create' => $create,'delete' => $delete,));require_login(0, false);if (!empty($create)) {// Case 1 : user creates a note// Retrieve the related coursemodule.if (!$cm = get_coursemodule_from_instance('stickynotes', $cm->instance)) {throw new moodle_exception('invalidcoursemodule');}// Check if the instance is part of a course.if (!$course = $DB->get_record('course', array('id' => $cm->course))) {throw new moodle_exception('invalidcourseid');}// Check if notes creation is locked.if ($moduleinstance->locknotes == 1) {throw new moodle_exception('activelocknotes', 'stickynotes');}// Require a login and retrieve the modulecontext.require_login($course, false, $cm);$modulecontext = context_module::instance($cm->id);// Check capability.if (!has_capability('mod/stickynotes:createnote', $modulecontext)) {throw new moodle_exception('cannotcreatenote', 'stickynotes');}$post = new stdClass();$post->message = '';$post->create = 1;$post->choose_color = $moduleinstance->colors;$post->stickyid = $cm->instance;$post->stickycolid = $col;// Define the page title for creating form.$settitle = get_column_title($col);$pagetitle = (get_string('createnote_title', 'stickynotes')).'"'.$settitle['title'].'"';} else if ($edit) {// Case 2 : user edits a note// Retrieve the related coursemodule.if (!$cm = get_coursemodule_from_instance('stickynotes', $cm->instance)) {throw new moodle_exception('invalidcoursemodule');}// Check if the instance is part of a course.if (!$course = $DB->get_record('course', array('id' => $cm->course))) {throw new moodle_exception('invalidcourseid');}// Check if notes creation is locked.if ($moduleinstance->locknotes == 1) {throw new moodle_exception('activelocknotes', 'stickynotes');}// Check if note exists.if (!$post = $DB->get_record('stickynotes_note', array('id' => $note))) {throw new moodle_exception('cannotgetnote', 'stickynotes');}// Require a login and retrieve the modulecontext.require_login($course, false, $cm);$modulecontext = context_module::instance($cm->id);// Check some capabilities.$updateownnote = has_capability('mod/stickynotes:updateownnote', $modulecontext);$updateanynote = has_capability('mod/stickynotes:updateanynote', $modulecontext);if (!(($post->userid == $USER->id AND $updateownnote) OR $updateanynote)) {throw new moodle_exception('cannotupdatenote', 'stickynotes');}// Defines variables.$post->edit = $edit;$post->course = $course->id;$post->message = $post->message;$post->choose_color = $moduleinstance->colors;$post->oldrank = $post->ordernote;$post->oldcolumn = $post->stickycolid;// Define the page title for creating form.$pagetitle = (get_string('updatenote_title', 'stickynotes'));} else if ($delete) {// Case 3 : user deletes a note.// Retrieve the related coursemodule.if (!$cm = get_coursemodule_from_instance('stickynotes', $cm->instance)) {throw new moodle_exception('invalidcoursemodule');}// Check if the instance is part of a course.if (!$course = $DB->get_record('course', array('id' => $cm->course))) {throw new moodle_exception('invalidcourseid');}// Check if notes creation is locked.if ($moduleinstance->locknotes == 1) {throw new moodle_exception('activelocknotes', 'stickynotes');}// Check if note exists.if (!$post = $DB->get_record('stickynotes_note', array('id' => $note))) {throw new moodle_exception('cantgetnote', 'stickynotes');}// Require a login and retrieve the modulecontext.require_login($course, false, $cm);$modulecontext = context_module::instance($cm->id);// Check some capabilities.$deleteownnote = has_capability('mod/stickynotes:deleteownnote', $modulecontext);$deleteanynote = has_capability('mod/stickynotes:deleteanynote', $modulecontext);if (!(($post->userid == $USER->id AND $deleteownnote) OR $deleteanynote)) {throw new moodle_exception('cannotdeletenote', 'stickynotes');}// User has confirmed deletion : note is deleted.if (!empty($confirm) AND confirm_sesskey()) {delete_stickynote($note, $modulecontext, $moduleinstance, $course, $cm, $post->userid);// Trigger note deleted event.$params = array('context' => $modulecontext,'objectid' => $note);$event = \mod_stickynotes\event\note_deleted::create($params);$event->trigger();$returnurl = "view.php?id=".$cm->id;redirect($returnurl);} else {// Shows form to confirm before delete.$modulecontext = context_module::instance($cm->id);$coursecontext = context_course::instance($course->id);$PAGE->navbar->add(get_string('deletenote', 'stickynotes'));$PAGE->set_title($course->shortname);$PAGE->set_heading($course->fullname);echo $OUTPUT->header();echo $OUTPUT->heading(format_string($cm->name), 2);echo $OUTPUT->confirm(get_string("deletenotesure", "stickynotes"),"note.php?delete=$delete&confirm=$delete&id=".$cm->id."¬e=".$note,$CFG->wwwroot . '/mod/stickynotes/view.php?id=' . $cm->id);}echo $OUTPUT->footer();exit;}// If no action is triggered, set up the form.require_login($course, false, $cm);$modulecontext = context_module::instance($cm->id);$coursecontext = context_course::instance($course->id);// Get the original note.$postid = empty($post->id) ? null : $post->id;$postmessage = empty($post->message) ? null : $post->message;if (!empty($edit)) {$postcol = empty($post->stickycolid) ? null : $post->stickycolid;} else {$postcol = $col;}$formarray = array('id' => $cm->id,'course' => $course,'cm' => $cm,'modulecontext' => $modulecontext,'edit' => $edit,'create' => $create,'post' => $post,'note' => $postid,'message' => $postmessage,'stickycolid' => $postcol,'stickyid' => $cm->instance,'ordernote' => $ordernote,);$mformnote = new form_note('note.php', $formarray, 'post');$mformnote->set_data(array('stickycolid' => $postcol,'id' => $id,) + $pageparams + $formarray);// If form is cancelled, redirect activity view page.if ($mformnote->is_cancelled()) {$returnurl = "view.php?id=".$id;redirect($returnurl);}// If form is submitted.if ($fromform = $mformnote->get_data()) {// Redirect url in case of errors.if (empty($SESSION->fromurl)) {$errordestination = "$CFG->wwwroot/mod/stickynotes/view.php?id=$cm->id";} else {$errordestination = $SESSION->fromurl;}// If user updates a note.if ($fromform->edit) {$fromform->userid = $USER->id;$fromform->instance = $fromform->id;$fromform->id = $fromform->note;if ($fromform->nomove == 0) {$fromform->ordernote = $fromform->oldrank;$fromform->stickycolid = $fromform->oldcolumn;}$returnurl = "view.php?id=".$fromform->instance;$updatenote = update_stickynote($fromform);// Trigger note updated event.$params = array('context' => $modulecontext,'objectid' => $fromform->id);$event = \mod_stickynotes\event\note_updated::create($params);$event->trigger();redirect($returnurl);exit();} else if ($fromform->create) {// If user creates a new note.$fromform->userid = $USER->id;$returnurl = "view.php?id=".$fromform->id;$fromform->ordernote = $ordernote;// Finally, we can create note.$createnote = insert_stickynote($fromform, $moduleinstance, $course, $cm);// Trigger note created event.$params = array('context' => $modulecontext,'objectid' => $createnote);$event = \mod_stickynotes\event\note_created::create($params);$event->trigger();redirect($returnurl);exit();}}// Initiate the page.$PAGE->set_title(format_string($cm->name));$PAGE->set_heading(format_string($course->fullname));// Display header.echo $OUTPUT->header();echo $OUTPUT->heading($pagetitle);$mformnote->display();echo $OUTPUT->footer();