message/defaultoutputs.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  * Default message outputs configuration page
  19  *
  20  * @package   core_message
  21  * @copyright 2011 Lancaster University Network Services Limited
  22  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24 require_once(dirname(__FILE__) . '/../config.php');
  25 require_once($CFG->dirroot . '/message/lib.php');
  26 require_once($CFG->libdir.'/adminlib.php');
  27
  28 // This is an admin page
  29 admin_externalpage_setup('defaultmessageoutputs');
  30
  31 // Require site configuration capability
  32 require_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM));
  33
  34 // Fetch processors
  35 $processors = get_message_processors(true);
  36 // Fetch message providers
  37 $providers = $DB->get_records('message_providers', null, 'name');
  38
  39 if (($form = data_submitted()) && confirm_sesskey()) {
  40     $preferences = array();
  41     // Prepare default message outputs settings
  42     foreach ( $providers as $provider) {
  43         $componentproviderbase = $provider->component.'_'.$provider->name;
  44         foreach (array('permitted', 'loggedin', 'loggedoff') as $setting){
  45             $value = null;
  46             $componentprovidersetting = $componentproviderbase.'_'.$setting;
  47             if ($setting == 'permitted') {
  48                 // if we deal with permitted select element, we need to create individual
  49                 // setting for each possible processor. Note that this block will
  50                 // always be processed first after entring parental foreach iteration
  51                 // so we can change form values on this stage.
  52                 foreach($processors as $processor) {
  53                     $value = '';
  54                     if (isset($form->{$componentprovidersetting}[$processor->name])) {
  55                         $value = $form->{$componentprovidersetting}[$processor->name];
  56                     }
  57                     // Ensure that loggedin loggedoff options are set correctly
  58                     // for this permission
  59                     if ($value == 'forced') {
  60                         $form->{$componentproviderbase.'_loggedin'}[$processor->name] = 1;
  61                         $form->{$componentproviderbase.'_loggedoff'}[$processor->name] = 1;
  62                     } else if ($value == 'disallowed') {
  63                         // It might be better to unset them, but I can't figure out why that cause error
  64                         $form->{$componentproviderbase.'_loggedin'}[$processor->name] = 0;
  65                         $form->{$componentproviderbase.'_loggedoff'}[$processor->name] = 0;
  66                     }
  67                     // record the site preference
  68                     $preferences[$processor->name.'_provider_'.$componentprovidersetting] = $value;
  69                 }
  70             } else if (array_key_exists($componentprovidersetting, $form)) {
  71                 // we must be processing loggedin or loggedoff checkboxes. Store
  72                 // defained comma-separated processors as setting value.
  73                 // Using array_filter eliminates elements set to 0 above
  74                 $value = join(',', array_keys(array_filter($form->{$componentprovidersetting})));
  75                 if (empty($value)) {
  76                     $value = null;
  77                 }
  78             }
  79             if ($setting != 'permitted') {
  80                 // we have already recoded site preferences for 'permitted' type
  81                 $preferences['message_provider_'.$componentprovidersetting] = $value;
  82             }
  83         }
  84     }
  85
  86     // Update database
  87     $transaction = $DB->start_delegated_transaction();
  88     foreach ($preferences as $name => $value) {
  89         set_config($name, $value, 'message');
  90     }
  91     $transaction->allow_commit();
  92
  93     // Redirect
  94     $url = new moodle_url('defaultoutputs.php');
  95     redirect($url);
  96 }
  97
  98
  99
 100 // Page settings
 101 $PAGE->set_context(get_context_instance(CONTEXT_SYSTEM));
 102 $PAGE->requires->js_init_call('M.core_message.init_defaultoutputs');
 103
 104 // Grab the renderer
 105 $renderer = $PAGE->get_renderer('core', 'message');
 106
 107 // Display the manage message outputs interface
 108 $preferences = get_message_output_default_preferences();
 109 $messageoutputs = $renderer->manage_defaultmessageoutputs($processors, $providers, $preferences);
 110
 111 // Display the page
 112 echo $OUTPUT->header();
 113 echo $OUTPUT->heading(get_string('defaultmessageoutputs', 'message'));
 114 echo $messageoutputs;
 115 echo $OUTPUT->footer();