message/renderer.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  * Contains renderer objects for messaging
  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
  25 defined('MOODLE_INTERNAL') || die();
  26
  27 /**
  28  * message Renderer
  29  *
  30  * Class for rendering various message objects
  31  *
  32  * @package    core_message
  33  * @subpackage message
  34  * @copyright  2011 Lancaster University Network Services Limited
  35  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36  */
  37 class core_message_renderer extends plugin_renderer_base {
  38
  39     /**
  40      * Display the interface to manage message outputs
  41      *
  42      * @param  array  $processors array of objects containing message processors
  43      * @return string The text to render
  44      */
  45     public function manage_messageoutputs($processors) {
  46         global $CFG;
  47         // Display the current workflows
  48         $table = new html_table();
  49         $table->attributes['class'] = 'admintable generaltable';
  50         $table->data        = array();
  51         $table->head        = array(
  52             get_string('name'),
  53             get_string('enable'),
  54             get_string('settings'),
  55         );
  56         $table->colclasses = array(
  57             'displayname', 'availability', 'settings',
  58         );
  59
  60         foreach ($processors as $processor) {
  61             $row = new html_table_row();
  62             $row->attributes['class'] = 'messageoutputs';
  63
  64             // Name
  65             $name = new html_table_cell(get_string('pluginname', 'message_'.$processor->name));
  66
  67             // Enable
  68             $enable = new html_table_cell();
  69             $enable->attributes['class'] = 'mdl-align';
  70             if (!$processor->available) {
  71                 $enable->text = html_writer::nonempty_tag('span', get_string('outputnotavailable', 'message'), array('class' => 'error'));
  72             } else if (!$processor->configured) {
  73                 $enable->text = html_writer::nonempty_tag('span', get_string('outputnotconfigured', 'message'), array('class' => 'error'));
  74             } else if ($processor->enabled) {
  75                 $url = new moodle_url('/admin/message.php', array('disable' => $processor->id, 'sesskey' => sesskey()));
  76                 $enable->text = html_writer::link($url, $this->output->pix_icon('t/hide', get_string('outputenabled', 'message')));
  77             } else {
  78                 $row->attributes['class'] = 'dimmed_text';
  79                 $url = new moodle_url('/admin/message.php', array('enable' => $processor->id, 'sesskey' => sesskey()));
  80                 $enable->text = html_writer::link($url, $this->output->pix_icon('t/show', get_string('outputdisabled', 'message')));
  81             }
  82             // Settings
  83             $settings = new html_table_cell();
  84             if ($processor->available && $processor->hassettings) {
  85                 $settingsurl = new moodle_url('settings.php', array('section' => 'messagesetting'.$processor->name));
  86                 $settings->text = html_writer::link($settingsurl, get_string('settings', 'message'));
  87             }
  88
  89             $row->cells = array($name, $enable, $settings);
  90             $table->data[] = $row;
  91         }
  92         return html_writer::table($table);
  93     }
  94
  95     /**
  96      * Display the interface to manage default message outputs
  97      *
  98      * @param  array $processors  array of objects containing message processors
  99      * @param  array $providers   array of objects containing message providers
 100      * @param  array $preferences array of objects containing current preferences
 101      * @return string The text to render
 102      */
 103     public function manage_defaultmessageoutputs($processors, $providers, $preferences) {
 104         global $CFG;
 105
 106         // Prepare list of options for dropdown menu
 107         $options = array();
 108         foreach (array('disallowed', 'permitted', 'forced') as $setting) {
 109             $options[$setting] = get_string($setting, 'message');
 110         }
 111
 112         $output = html_writer::start_tag('form', array('id'=>'defaultmessageoutputs', 'method'=>'post'));
 113         $output .= html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'sesskey', 'value'=>sesskey()));
 114
 115         // Display users outputs table
 116         $table = new html_table();
 117         $table->attributes['class'] = 'generaltable';
 118         $table->data        = array();
 119         $table->head        = array('');
 120
 121         // Populate the header row
 122         foreach ($processors as $processor) {
 123             $table->head[]  = get_string('pluginname', 'message_'.$processor->name);
 124         }
 125         // Add enable/disable to head
 126         $table->head[] = get_string('enabled', 'core_message');
 127
 128         // Generate the matrix of settings for each provider and processor
 129         foreach ($providers as $provider) {
 130             $row = new html_table_row();
 131             $row->attributes['class'] = 'defaultmessageoutputs';
 132             $row->cells = array();
 133
 134             // Provider Name
 135             $providername = get_string('messageprovider:'.$provider->name, $provider->component);
 136             $row->cells[] = new html_table_cell($providername);
 137             $providersettingprefix = $provider->component.'_'.$provider->name.'_';
 138             $disableprovidersetting = $providersettingprefix.'disable';
 139             $providerdisabled = !empty($preferences->$disableprovidersetting);
 140             // Settings for each processor
 141             foreach ($processors as $processor) {
 142                 $cellcontent = '';
 143                 foreach (array('permitted', 'loggedin', 'loggedoff') as $setting) {
 144                     // pepare element and preference names
 145                     $elementname = $providersettingprefix.$setting.'['.$processor->name.']';
 146                     $preferencebase = $providersettingprefix.$setting;
 147                     // prepare language bits
 148                     $processorname = get_string('pluginname', 'message_'.$processor->name);
 149                     $statename = get_string($setting, 'message');
 150                     $labelparams = array(
 151                         'provider'  => $providername,
 152                         'processor' => $processorname,
 153                         'state'     => $statename
 154                     );
 155                     if ($setting == 'permitted') {
 156                         $label = get_string('sendingvia', 'message', $labelparams);
 157                         // determine the current setting or use default
 158                         $select = MESSAGE_DEFAULT_PERMITTED;
 159                         $preference = $processor->name.'_provider_'.$preferencebase;
 160                         if ($providerdisabled) {
 161                             $select = MESSAGE_DISALLOWED;
 162                         } else if (array_key_exists($preference, $preferences)) {
 163                             $select = $preferences->{$preference};
 164                         }
 165                         // dropdown menu
 166                         $cellcontent = html_writer::label($label, $elementname, true, array('class' => 'accesshide'));
 167                         $cellcontent .= html_writer::select($options, $elementname, $select, false, array('id' => $elementname));
 168                         $cellcontent .= html_writer::tag('div', get_string('defaults', 'message'));
 169                     } else {
 170                         $label = get_string('sendingviawhen', 'message', $labelparams);
 171                         // determine the current setting based on the 'permitted' setting above
 172                         $checked = false;
 173                         if ($select == 'forced') {
 174                             $checked = true;
 175                         } else if ($select == 'permitted') {
 176                             $preference = 'message_provider_'.$preferencebase;
 177                             if (array_key_exists($preference, $preferences)) {
 178                                 $checked = (int)in_array($processor->name, explode(',', $preferences->{$preference}));
 179                             }
 180                         }
 181                         // generate content
 182                         $cellcontent .= html_writer::start_tag('div');
 183                         $cellcontent .= html_writer::label($label, $elementname, true, array('class' => 'accesshide'));
 184                         $cellcontent .= html_writer::checkbox($elementname, 1, $checked, '', array('id' => $elementname));
 185                         $cellcontent .= $statename;
 186                         $cellcontent .= html_writer::end_tag('div');
 187                     }
 188                 }
 189                 $row->cells[] = new html_table_cell($cellcontent);
 190             }
 191             $disableprovider = html_writer::checkbox($disableprovidersetting, 1, !$providerdisabled, '',
 192                     array('id' => $disableprovidersetting, 'class' => 'messagedisable'));
 193             $disableprovider = html_writer::tag('div', $disableprovider);
 194             $row->cells[] = new html_table_cell($disableprovider);
 195             $table->data[] = $row;
 196         }
 197
 198         $output .= html_writer::table($table);
 199         $output .= html_writer::start_tag('div', array('class' => 'form-buttons'));
 200         $output .= html_writer::empty_tag('input', array('type' => 'submit', 'value' => get_string('savechanges','admin'), 'class' => 'form-submit'));
 201         $output .= html_writer::end_tag('div');
 202         $output .= html_writer::end_tag('form');
 203         return $output;
 204     }
 205
 206     /**
 207      * Display the interface for notification preferences
 208      *
 209      * @param object $user instance of a user
 210      * @return string The text to render
 211      */
 212     public function render_user_notification_preferences($user) {
 213         $processors = get_message_processors();
 214         $providers = message_get_providers_for_user($user->id);
 215
 216         $preferences = \core_message\api::get_all_message_preferences($processors, $providers, $user);
 217         $notificationlistoutput = new \core_message\output\preferences\notification_list($processors, $providers,
 218             $preferences, $user);
 219         return $this->render_from_template('message/notification_preferences',
 220             $notificationlistoutput->export_for_template($this));
 221     }
 222
 223     /**
 224      * Display the interface for message preferences
 225      *
 226      * @param object $user instance of a user
 227      * @return string The text to render
 228      */
 229     public function render_user_message_preferences($user) {
 230         // Filter out enabled, available system_configured and user_configured processors only.
 231         $readyprocessors = array_filter(get_message_processors(), function($processor) {
 232             return $processor->enabled &&
 233                 $processor->configured &&
 234                 $processor->object->is_user_configured() &&
 235                 // Filter out processors that don't have and message preferences to configure.
 236                 $processor->object->has_message_preferences();
 237         });
 238
 239         $providers = array_filter(message_get_providers_for_user($user->id), function($provider) {
 240             return $provider->component === 'moodle';
 241         });
 242         $preferences = \core_message\api::get_all_message_preferences($readyprocessors, $providers, $user);
 243         $notificationlistoutput = new \core_message\output\preferences\message_notification_list($readyprocessors,
 244             $providers, $preferences, $user);
 245         $context = $notificationlistoutput->export_for_template($this);
 246         $context['blocknoncontacts'] = get_user_preferences('message_blocknoncontacts', '', $user->id) ? true : false;
 247
 248         return $this->render_from_template('message/message_preferences', $context);
 249     }
 250 }