admin/plugins.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * UI for general plugins management
  20  *
  21  * @package    core
  22  * @subpackage admin
  23  * @copyright  2011 David Mudrak <david@moodle.com>
  24  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25  */
  26
  27 require_once(__DIR__ . '/../config.php');
  28 require_once($CFG->libdir . '/adminlib.php');
  29 require_once($CFG->libdir . '/filelib.php');
  30
  31 $fetchupdates = optional_param('fetchupdates', false, PARAM_BOOL); // Check for available plugins updates.
  32 $updatesonly = optional_param('updatesonly', false, PARAM_BOOL); // Show updateable plugins only.
  33 $contribonly = optional_param('contribonly', false, PARAM_BOOL); // Show additional plugins only.
  34 $uninstall = optional_param('uninstall', '', PARAM_COMPONENT); // Uninstall the plugin.
  35 $delete = optional_param('delete', '', PARAM_COMPONENT); // Delete the plugin folder after it is uninstalled.
  36 $confirmed = optional_param('confirm', false, PARAM_BOOL); // Confirm the uninstall/delete action.
  37 $return = optional_param('return', 'overview', PARAM_ALPHA); // Where to return after uninstall.
  38 $installupdate = optional_param('installupdate', null, PARAM_COMPONENT); // Install given available update.
  39 $installupdateversion = optional_param('installupdateversion', null, PARAM_INT); // Version of the available update to install.
  40 $installupdatex = optional_param('installupdatex', false, PARAM_BOOL); // Install all available plugin updates.
  41 $confirminstallupdate = optional_param('confirminstallupdate', false, PARAM_BOOL); // Available update(s) install confirmed?
  42
  43 // NOTE: do not use admin_externalpage_setup() here because it loads
  44 //       full admin tree which is not possible during uninstallation.
  45
  46 require_admin();
  47 $syscontext = context_system::instance();
  48
  49 // URL params we want to maintain on redirects.
  50 $pageparams = array('updatesonly' => $updatesonly, 'contribonly' => $contribonly);
  51 $pageurl = new moodle_url('/admin/plugins.php', $pageparams);
  52
  53 $pluginman = core_plugin_manager::instance();
  54
  55 if ($uninstall) {
  56
  57     if (!$confirmed) {
  58         admin_externalpage_setup('pluginsoverview', '', $pageparams);
  59     } else {
  60         $PAGE->set_url($pageurl);
  61         $PAGE->set_context($syscontext);
  62         $PAGE->set_pagelayout('maintenance');
  63         $PAGE->set_popup_notification_allowed(false);
  64     }
  65
  66     /** @var core_admin_renderer $output */
  67     $output = $PAGE->get_renderer('core', 'admin');
  68
  69     $pluginfo = $pluginman->get_plugin_info($uninstall);
  70
  71     // Make sure we know the plugin.
  72     if (is_null($pluginfo)) {
  73         throw new moodle_exception('err_uninstalling_unknown_plugin', 'core_plugin', '', array('plugin' => $uninstall),
  74             'core_plugin_manager::get_plugin_info() returned null for the plugin to be uninstalled');
  75     }
  76
  77     $pluginname = $pluginman->plugin_name($pluginfo->component);
  78     $PAGE->set_title($pluginname);
  79     $PAGE->navbar->add(get_string('uninstalling', 'core_plugin', array('name' => $pluginname)));
  80
  81     if (!$pluginman->can_uninstall_plugin($pluginfo->component)) {
  82         throw new moodle_exception('err_cannot_uninstall_plugin', 'core_plugin', '',
  83             array('plugin' => $pluginfo->component),
  84             'core_plugin_manager::can_uninstall_plugin() returned false');
  85     }
  86
  87     if (!$confirmed) {
  88         $continueurl = new moodle_url($PAGE->url, array('uninstall' => $pluginfo->component, 'sesskey' => sesskey(), 'confirm' => 1, 'return'=>$return));
  89         $cancelurl = $pluginfo->get_return_url_after_uninstall($return);
  90         echo $output->plugin_uninstall_confirm_page($pluginman, $pluginfo, $continueurl, $cancelurl);
  91         exit();
  92
  93     } else {
  94         require_sesskey();
  95         $SESSION->pluginuninstallreturn = $pluginfo->get_return_url_after_uninstall($return);
  96         $progress = new progress_trace_buffer(new text_progress_trace(), false);
  97         $pluginman->uninstall_plugin($pluginfo->component, $progress);
  98         $progress->finished();
  99
 100         if ($pluginman->is_plugin_folder_removable($pluginfo->component)) {
 101             $continueurl = new moodle_url($PAGE->url, array('delete' => $pluginfo->component, 'sesskey' => sesskey(), 'confirm' => 1));
 102             echo $output->plugin_uninstall_results_removable_page($pluginman, $pluginfo, $progress, $continueurl);
 103             // Reset op code caches.
 104             if (function_exists('opcache_reset')) {
 105                 opcache_reset();
 106             }
 107             exit();
 108
 109         } else {
 110             echo $output->plugin_uninstall_results_page($pluginman, $pluginfo, $progress);
 111             // Reset op code caches.
 112             if (function_exists('opcache_reset')) {
 113                 opcache_reset();
 114             }
 115             exit();
 116         }
 117     }
 118 }
 119
 120 if ($delete and $confirmed) {
 121     require_sesskey();
 122
 123     $PAGE->set_url($pageurl);
 124     $PAGE->set_context($syscontext);
 125     $PAGE->set_pagelayout('maintenance');
 126     $PAGE->set_popup_notification_allowed(false);
 127
 128     /** @var core_admin_renderer $output */
 129     $output = $PAGE->get_renderer('core', 'admin');
 130
 131     $pluginfo = $pluginman->get_plugin_info($delete);
 132
 133     // Make sure we know the plugin.
 134     if (is_null($pluginfo)) {
 135         throw new moodle_exception('err_removing_unknown_plugin', 'core_plugin', '', array('plugin' => $delete),
 136             'core_plugin_manager::get_plugin_info() returned null for the plugin to be deleted');
 137     }
 138
 139     $pluginname = $pluginman->plugin_name($pluginfo->component);
 140     $PAGE->set_title($pluginname);
 141     $PAGE->navbar->add(get_string('uninstalling', 'core_plugin', array('name' => $pluginname)));
 142
 143     // Make sure it is not installed.
 144     if (!is_null($pluginfo->versiondb)) {
 145         throw new moodle_exception('err_removing_installed_plugin', 'core_plugin', '',
 146             array('plugin' => $pluginfo->component, 'versiondb' => $pluginfo->versiondb),
 147             'core_plugin_manager::get_plugin_info() returned not-null versiondb for the plugin to be deleted');
 148     }
 149
 150     // Make sure the folder is within Moodle installation tree.
 151     if (strpos($pluginfo->rootdir, $CFG->dirroot) !== 0) {
 152         throw new moodle_exception('err_unexpected_plugin_rootdir', 'core_plugin', '',
 153             array('plugin' => $pluginfo->component, 'rootdir' => $pluginfo->rootdir, 'dirroot' => $CFG->dirroot),
 154             'plugin root folder not in the moodle dirroot');
 155     }
 156
 157     // So long, and thanks for all the bugs.
 158     $pluginman->remove_plugin_folder($pluginfo);
 159
 160     // We need to execute upgrade to make sure everything including caches is up to date.
 161     redirect(new moodle_url('/admin/index.php'));
 162 }
 163
 164 // Install all avilable updates.
 165 if ($installupdatex) {
 166     require_once($CFG->libdir.'/upgradelib.php');
 167     require_sesskey();
 168
 169     $PAGE->set_url($pageurl);
 170     $PAGE->set_context($syscontext);
 171     $PAGE->set_pagelayout('maintenance');
 172     $PAGE->set_popup_notification_allowed(false);
 173
 174     $installable = $pluginman->filter_installable($pluginman->available_updates());
 175     upgrade_install_plugins($installable, $confirminstallupdate,
 176         get_string('updateavailableinstallallhead', 'core_admin'),
 177         new moodle_url($PAGE->url, array('installupdatex' => 1, 'confirminstallupdate' => 1))
 178     );
 179 }
 180
 181 // Install single available update.
 182 if ($installupdate and $installupdateversion) {
 183     require_once($CFG->libdir.'/upgradelib.php');
 184     require_sesskey();
 185
 186     $PAGE->set_url($pageurl);
 187     $PAGE->set_context($syscontext);
 188     $PAGE->set_pagelayout('maintenance');
 189     $PAGE->set_popup_notification_allowed(false);
 190
 191     if ($pluginman->is_remote_plugin_installable($installupdate, $installupdateversion)) {
 192         $installable = array($pluginman->get_remote_plugin_info($installupdate, $installupdateversion, true));
 193         upgrade_install_plugins($installable, $confirminstallupdate,
 194             get_string('updateavailableinstallallhead', 'core_admin'),
 195             new moodle_url($PAGE->url, array('installupdate' => $installupdate,
 196                 'installupdateversion' => $installupdateversion, 'confirminstallupdate' => 1)
 197             )
 198         );
 199     }
 200 }
 201
 202 admin_externalpage_setup('pluginsoverview', '', $pageparams);
 203
 204 /** @var core_admin_renderer $output */
 205 $output = $PAGE->get_renderer('core', 'admin');
 206
 207 $checker = \core\update\checker::instance();
 208
 209 if ($fetchupdates) {
 210     require_sesskey();
 211     $checker->fetch();
 212     redirect($PAGE->url);
 213 }
 214
 215 echo $output->plugin_management_page($pluginman, $checker, $pageparams);