1<?php 2// This file is part of Moodle - http://moodle.org/ 3// 4// Moodle is free software: you can redistribute it and/or modify 5// it under the terms of the GNU General Public License as published by 6// the Free Software Foundation, either version 3 of the License, or 7// (at your option) any later version. 8// 9// Moodle is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13// 14// You should have received a copy of the GNU General Public License 15// along with Moodle. If not, see <http://www.gnu.org/licenses/>. 16 17/** 18 * This page handles deleting quiz overrides 19 * 20 * @package mod_quiz 21 * @copyright 2010 Matt Petro 22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 23 */ 24 25 26require_once(__DIR__ . '/../../config.php'); 27require_once($CFG->dirroot.'/mod/quiz/lib.php'); 28require_once($CFG->dirroot.'/mod/quiz/locallib.php'); 29require_once($CFG->dirroot.'/mod/quiz/override_form.php'); 30 31$overrideid = required_param('id', PARAM_INT); 32$confirm = optional_param('confirm', false, PARAM_BOOL); 33 34if (! $override = $DB->get_record('quiz_overrides', array('id' => $overrideid))) { 35 print_error('invalidoverrideid', 'quiz'); 36} 37if (! $quiz = $DB->get_record('quiz', array('id' => $override->quiz))) { 38 print_error('invalidcoursemodule'); 39} 40if (! $cm = get_coursemodule_from_instance("quiz", $quiz->id, $quiz->course)) { 41 print_error('invalidcoursemodule'); 42} 43$course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST); 44 45$context = context_module::instance($cm->id); 46 47require_login($course, false, $cm); 48 49// Check the user has the required capabilities to modify an override. 50require_capability('mod/quiz:manageoverrides', $context); 51 52if ($override->groupid) { 53 if (!groups_group_visible($override->groupid, $course, $cm)) { 54 print_error('invalidoverrideid', 'quiz'); 55 } 56} else { 57 if (!groups_user_groups_visible($course, $override->userid, $cm)) { 58 print_error('invalidoverrideid', 'quiz'); 59 } 60} 61 62$url = new moodle_url('/mod/quiz/overridedelete.php', array('id'=>$override->id)); 63$confirmurl = new moodle_url($url, array('id'=>$override->id, 'confirm'=>1)); 64$cancelurl = new moodle_url('/mod/quiz/overrides.php', array('cmid'=>$cm->id)); 65 66if (!empty($override->userid)) { 67 $cancelurl->param('mode', 'user'); 68} 69 70// If confirm is set (PARAM_BOOL) then we have confirmation of intention to delete. 71if ($confirm) { 72 require_sesskey(); 73 74 // Set the course module id before calling quiz_delete_override(). 75 $quiz->cmid = $cm->id; 76 quiz_delete_override($quiz, $override->id); 77 78 redirect($cancelurl); 79} 80 81// Prepare the page to show the confirmation form. 82$stroverride = get_string('override', 'quiz'); 83$title = get_string('deletecheck', null, $stroverride); 84 85$PAGE->set_url($url); 86$PAGE->set_pagelayout('admin'); 87$PAGE->navbar->add($title); 88$PAGE->set_title($title); 89$PAGE->set_heading($course->fullname); 90 91echo $OUTPUT->header(); 92echo $OUTPUT->heading(format_string($quiz->name, true, array('context' => $context))); 93 94if ($override->groupid) { 95 $group = $DB->get_record('groups', array('id' => $override->groupid), 'id, name'); 96 $confirmstr = get_string("overridedeletegroupsure", "quiz", $group->name); 97} else { 98 $namefields = get_all_user_name_fields(true); 99 $user = $DB->get_record('user', array('id' => $override->userid), 100 'id, ' . $namefields); 101 $confirmstr = get_string("overridedeleteusersure", "quiz", fullname($user)); 102} 103 104echo $OUTPUT->confirm($confirmstr, $confirmurl, $cancelurl); 105 106echo $OUTPUT->footer(); 107