admin/settings.php

   1 <?php
   2
   3 require_once('../config.php');
   4 require_once($CFG->libdir.'/adminlib.php');
   5
   6 $section = required_param('section', PARAM_SAFEDIR);
   7 $return = optional_param('return','', PARAM_ALPHA);
   8 $adminediting = optional_param('adminedit', -1, PARAM_BOOL);
   9
  10 /// no guest autologin
  11 require_login(0, false);
  12 $PAGE->set_context(context_system::instance());
  13 $PAGE->set_url('/admin/settings.php', array('section' => $section));
  14 $PAGE->set_pagetype('admin-setting-' . $section);
  15 $PAGE->set_pagelayout('admin');
  16 $PAGE->navigation->clear_cache();
  17 navigation_node::require_admin_tree();
  18
  19 $adminroot = admin_get_root(); // need all settings
  20 $settingspage = $adminroot->locate($section, true);
  21
  22 if (empty($settingspage) or !($settingspage instanceof admin_settingpage)) {
  23     if (moodle_needs_upgrading()) {
  24         redirect(new moodle_url('/admin/index.php'));
  25     } else {
  26         throw new \moodle_exception('sectionerror', 'admin', "$CFG->wwwroot/$CFG->admin/");
  27     }
  28     die;
  29 }
  30
  31 if (!($settingspage->check_access())) {
  32     throw new \moodle_exception('accessdenied', 'admin');
  33     die;
  34 }
  35
  36 // If the context in the admin_settingpage object is explicitly defined and it is not system, reset the current
  37 // page context and use that one instead. This ensures that the proper navigation is displayed and highlighted.
  38 if ($settingspage->context && !$settingspage->context instanceof \context_system) {
  39     $PAGE->set_context($settingspage->context);
  40 }
  41
  42 $hassiteconfig = has_capability('moodle/site:config', context_system::instance());
  43 // Display the admin search input element in the page header if the user has the capability to change the site
  44 // configuration and the current page context is system.
  45 if ($hassiteconfig && $PAGE->context instanceof \context_system) {
  46     $PAGE->add_header_action($OUTPUT->render_from_template('core_admin/header_search_input', [
  47         'action' => new moodle_url('/admin/search.php'),
  48     ]));
  49 }
  50
  51 /// WRITING SUBMITTED DATA (IF ANY) -------------------------------------------------------------------------------
  52
  53 $statusmsg = '';
  54 $errormsg  = '';
  55
  56 // Form is submitted with changed settings. Do not want to execute when modifying a block.
  57 if ($data = data_submitted() and confirm_sesskey() and isset($data->action) and $data->action == 'save-settings') {
  58
  59     $count = admin_write_settings($data);
  60     // Regardless of whether any setting change was written (a positive count), check validation errors for those that didn't.
  61     if (empty($adminroot->errors)) {
  62         // No errors. Did we change any setting? If so, then redirect with success.
  63         if ($count) {
  64             redirect($PAGE->url, get_string('changessaved'), null, \core\output\notification::NOTIFY_SUCCESS);
  65         }
  66         // We didn't change a setting.
  67         switch ($return) {
  68             case 'site': redirect("$CFG->wwwroot/");
  69             case 'admin': redirect("$CFG->wwwroot/$CFG->admin/");
  70         }
  71         redirect($PAGE->url);
  72     } else {
  73         $errormsg = get_string('errorwithsettings', 'admin');
  74         $firsterror = reset($adminroot->errors);
  75     }
  76     $settingspage = $adminroot->locate($section, true);
  77 }
  78
  79 if ($PAGE->user_allowed_editing() && $adminediting != -1) {
  80     $USER->editing = $adminediting;
  81 }
  82
  83 /// print header stuff ------------------------------------------------------------
  84 if (empty($SITE->fullname)) {
  85     $PAGE->set_title($settingspage->visiblename);
  86     $PAGE->set_heading($settingspage->visiblename);
  87
  88     echo $OUTPUT->header();
  89     echo $OUTPUT->box(get_string('configintrosite', 'admin'));
  90
  91     if ($errormsg !== '') {
  92         echo $OUTPUT->notification($errormsg);
  93
  94     } else if ($statusmsg !== '') {
  95         echo $OUTPUT->notification($statusmsg, 'notifysuccess');
  96     }
  97
  98     // ---------------------------------------------------------------------------------------------------------------
  99
 100     $pageparams = $PAGE->url->params();
 101     $context = [
 102         'actionurl' => $PAGE->url->out(false),
 103         'params' => array_map(function($param) use ($pageparams) {
 104             return [
 105                 'name' => $param,
 106                 'value' => $pageparams[$param]
 107             ];
 108         }, array_keys($pageparams)),
 109         'sesskey' => sesskey(),
 110         'return' => $return,
 111         'title' => null,
 112         'settings' => $settingspage->output_html(),
 113         'showsave' => true
 114     ];
 115
 116     echo $OUTPUT->render_from_template('core_admin/settings', $context);
 117
 118 } else {
 119     if ($PAGE->user_allowed_editing() && !$PAGE->theme->haseditswitch) {
 120         $url = clone($PAGE->url);
 121         if ($PAGE->user_is_editing()) {
 122             $caption = get_string('blockseditoff');
 123             $url->param('adminedit', 'off');
 124         } else {
 125             $caption = get_string('blocksediton');
 126             $url->param('adminedit', 'on');
 127         }
 128         $buttons = $OUTPUT->single_button($url, $caption, 'get');
 129         $PAGE->set_button($buttons);
 130     }
 131
 132     $PAGE->set_title(implode(moodle_page::TITLE_SEPARATOR, $settingspage->visiblepath));
 133     $PAGE->set_heading($SITE->fullname);
 134     echo $OUTPUT->header();
 135
 136     if ($errormsg !== '') {
 137         echo $OUTPUT->notification($errormsg);
 138
 139     } else if ($statusmsg !== '') {
 140         echo $OUTPUT->notification($statusmsg, 'notifysuccess');
 141     }
 142
 143     // ---------------------------------------------------------------------------------------------------------------
 144
 145     $pageparams = $PAGE->url->params();
 146     $context = [
 147         'actionurl' => $PAGE->url->out(false),
 148         'params' => array_map(function($param) use ($pageparams) {
 149             return [
 150                 'name' => $param,
 151                 'value' => $pageparams[$param]
 152             ];
 153         }, array_keys($pageparams)),
 154         'sesskey' => sesskey(),
 155         'return' => $return,
 156         'title' => $settingspage->visiblename,
 157         'settings' => $settingspage->output_html(),
 158         'showsave' => $settingspage->show_save()
 159     ];
 160
 161     echo $OUTPUT->render_from_template('core_admin/settings', $context);
 162 }
 163
 164 // Add the form change checker.
 165 $PAGE->requires->js_call_amd('core_form/changechecker', 'watchFormById', ['adminsettings']);
 166
 167 if ($settingspage->has_dependencies()) {
 168     $opts = [
 169         'dependencies' => $settingspage->get_dependencies_for_javascript()
 170     ];
 171     $PAGE->requires->js_call_amd('core/showhidesettings', 'init', [$opts]);
 172 }
 173
 174 echo $OUTPUT->footer();