error/index.php

   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  * Moodle 404 Error page
  19  *
  20  * This is for 404 error pages served by the webserver and then passed
  21  * to Moodle to be rendered using the site theme.
  22  *
  23  * ErrorDocument 404 /error/index.php
  24  *
  25  * @package    core
  26  * @copyright  2020 Brendan Heywood <brendan@catalyst-au.net>
  27  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  28  */
  29
  30 // @codingStandardsIgnoreStart
  31 require('../config.php');
  32 // @codingStandardsIgnoreEnd
  33
  34 $context = context_system::instance();
  35 $title = get_string('pagenotexisttitle', 'error');
  36 $PAGE->set_url('/error/index.php');
  37 $PAGE->set_context($context);
  38 $PAGE->set_title($title);
  39 $PAGE->set_heading($title);
  40 $PAGE->navbar->add($title);
  41
  42 $canmessage = has_capability('moodle/site:senderrormessage', $context);
  43
  44 $supportuser = core_user::get_support_user();
  45
  46 // We can only message support if both the user has the capability
  47 // and the support user is a real user.
  48 if ($canmessage) {
  49     $canmessage = core_user::is_real_user($supportuser->id);
  50 }
  51
  52 $mform = new \core\form\error_feedback($CFG->wwwroot . '/error/index.php');
  53
  54 if ($data = $mform->get_data()) {
  55
  56     if (!$canmessage) {
  57         redirect($CFG->wwwroot);
  58     }
  59
  60     // Send the message and redirect.
  61     $message = new \core\message\message();
  62     $message->courseid         = SITEID;
  63     $message->component        = 'moodle';
  64     $message->name             = 'errors';
  65     $message->userfrom          = $USER;
  66     $message->userto            = core_user::get_support_user();
  67     $message->subject           = 'Error: '. $data->referer .' -> '. $data->requested;
  68     $message->fullmessage       = $data->text;
  69     $message->fullmessageformat = FORMAT_PLAIN;
  70     $message->fullmessagehtml   = '';
  71     $message->smallmessage      = '';
  72     $message->contexturl = $data->requested;
  73     message_send($message);
  74
  75     redirect($CFG->wwwroot, get_string('sendmessagesent', 'error', $data->requested), 5);
  76     exit;
  77 }
  78
  79 echo $OUTPUT->header();
  80 echo $OUTPUT->notification(get_string('pagenotexist', 'error', s($ME)), 'error');
  81
  82 if (!empty($CFG->supportpage)) {
  83     echo \html_writer::tag('h4', get_string('supportpage', 'admin'));
  84     $link = \html_writer::link($CFG->supportpage, $CFG->supportpage);
  85     echo \html_writer::tag('p', $link);
  86 }
  87 if (!empty($CFG->supportemail)) {
  88     echo \html_writer::tag('h4', get_string('supportemail', 'admin'));
  89     $link = \html_writer::link('mailto:' . $CFG->supportemail, $CFG->supportemail);
  90     echo \html_writer::tag('p', $link);
  91 }
  92
  93 if ($canmessage) {
  94     echo \html_writer::tag('h4', get_string('sendmessage', 'error'));
  95     $mform->display();
  96 } else {
  97     echo $OUTPUT->continue_button($CFG->wwwroot);
  98 }
  99
 100 echo $OUTPUT->footer();
 101