admin/repositoryinstance.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 require_once(__DIR__ . '/../config.php');
  18 require_once($CFG->dirroot . '/repository/lib.php');
  19 require_once($CFG->libdir . '/adminlib.php');
  20
  21 require_sesskey();
  22
  23 // id of repository
  24 $edit    = optional_param('edit', 0, PARAM_INT);
  25 $new     = optional_param('new', '', PARAM_PLUGIN);
  26 $hide    = optional_param('hide', 0, PARAM_INT);
  27 $delete  = optional_param('delete', 0, PARAM_INT);
  28 $sure    = optional_param('sure', '', PARAM_ALPHA);
  29 $type    = optional_param('type', '', PARAM_PLUGIN);
  30 $downloadcontents = optional_param('downloadcontents', false, PARAM_BOOL);
  31
  32 $context = context_system::instance();
  33
  34 $pagename = 'repositorycontroller';
  35
  36 if ($edit){
  37     $pagename = 'repositoryinstanceedit';
  38 } else if ($delete) {
  39     $pagename = 'repositorydelete';
  40 } else if ($new) {
  41     $pagename = 'repositoryinstancenew';
  42 }
  43
  44 admin_externalpage_setup($pagename, '', null, new moodle_url('/admin/repositoryinstance.php'));
  45 require_capability('moodle/site:config', $context);
  46
  47 $baseurl = new moodle_url("/$CFG->admin/repositoryinstance.php", array('sesskey'=>sesskey()));
  48
  49 $parenturl = new moodle_url("/$CFG->admin/repository.php", array(
  50     'sesskey'=>sesskey(),
  51     'action'=>'edit',
  52 ));
  53
  54 if ($new) {
  55     $parenturl->param('repos', $new);
  56 } else {
  57     $parenturl->param('repos', $type);
  58 }
  59
  60 $return = true;
  61
  62 if (!empty($edit) || !empty($new)) {
  63     if (!empty($edit)) {
  64         $instance = repository::get_instance($edit);
  65         if (!$instance->can_be_edited_by_user()) {
  66             throw new repository_exception('nopermissiontoaccess', 'repository');
  67         }
  68         $instancetype = repository::get_type_by_id($instance->options['typeid']);
  69         $classname = 'repository_' . $instancetype->get_typename();
  70         $configs  = $instance->get_instance_option_names();
  71         $plugin = $instancetype->get_typename();
  72         $typeid = $instance->options['typeid'];
  73     } else {
  74         $plugin = $new;
  75         $typeid = null;
  76         $instance = null;
  77     }
  78
  79     // display the edit form for this instance
  80     $mform = new repository_instance_form('', array('plugin' => $plugin, 'typeid' => $typeid, 'instance' => $instance, 'contextid' => $context->id));
  81     // end setup, begin output
  82
  83     if ($mform->is_cancelled()){
  84         redirect($parenturl);
  85         exit;
  86     } else if ($fromform = $mform->get_data()){
  87         if ($edit) {
  88             $settings = array();
  89             $settings['name'] = $fromform->name;
  90             if (!$instance->readonly) {
  91                 foreach($configs as $config) {
  92                     if (isset($fromform->$config)) {
  93                         $settings[$config] = $fromform->$config;
  94                     } else {
  95                         $settings[$config] = null;
  96                     }
  97                 }
  98             }
  99             $success = $instance->set_option($settings);
 100         } else {
 101             $success = repository::static_function($plugin, 'create', $plugin, 0, $context, $fromform);
 102             $data = data_submitted();
 103         }
 104         if ($success) {
 105             core_plugin_manager::reset_caches();
 106             redirect($parenturl);
 107         } else {
 108             print_error('instancenotsaved', 'repository', $parenturl);
 109         }
 110         exit;
 111     } else {
 112         echo $OUTPUT->header();
 113         echo $OUTPUT->heading(get_string('configplugin', 'repository_'.$plugin));
 114         echo $OUTPUT->box_start();
 115         $mform->display();
 116         echo $OUTPUT->box_end();
 117         $return = false;
 118     }
 119 } else if (!empty($hide)) {
 120     $instance = repository::get_type_by_typename($hide);
 121     $instance->hide();
 122     core_plugin_manager::reset_caches();
 123     $return = true;
 124 } else if (!empty($delete)) {
 125     $instance = repository::get_instance($delete);
 126     if ($instance->readonly) {
 127         // If you try to delete an instance set as readonly, display an error message.
 128         throw new repository_exception('readonlyinstance', 'repository');
 129     } else if (!$instance->can_be_edited_by_user()) {
 130         throw new repository_exception('nopermissiontoaccess', 'repository');
 131     }
 132     if ($sure) {
 133         if ($instance->delete($downloadcontents)) {
 134             $deletedstr = get_string('instancedeleted', 'repository');
 135             core_plugin_manager::reset_caches();
 136             redirect($parenturl, $deletedstr, 3);
 137         } else {
 138             print_error('instancenotdeleted', 'repository', $parenturl);
 139         }
 140         exit;
 141     }
 142
 143     echo $OUTPUT->header();
 144     echo $OUTPUT->box_start('generalbox', 'notice');
 145     $continueurl = new moodle_url($baseurl, array(
 146         'type' => $type,
 147         'delete' => $delete,
 148         'sure' => 'yes',
 149     ));
 150     $continueanddownloadurl = new moodle_url($continueurl, array(
 151         'downloadcontents' => 1
 152     ));
 153     $message = get_string('confirmdelete', 'repository', $instance->name);
 154     echo html_writer::tag('p', $message);
 155
 156     echo $OUTPUT->single_button($continueurl, get_string('continueuninstall', 'repository'));
 157     echo $OUTPUT->single_button($continueanddownloadurl, get_string('continueuninstallanddownload', 'repository'));
 158     echo $OUTPUT->single_button($parenturl, get_string('cancel'));
 159
 160     echo $OUTPUT->box_end();
 161
 162     $return = false;
 163 }
 164
 165 if (!empty($return)) {
 166     redirect($parenturl);
 167 }
 168 echo $OUTPUT->footer();