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   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   * Deploy the validated contents of the ZIP package to the $CFG->dirroot
  20   *
  21   * @package     tool_installaddon
  22   * @copyright   2013 David Mudrak <[email protected]>
  23   * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  require(dirname(__FILE__) . '/../../../config.php');
  27  require_once($CFG->libdir.'/filelib.php');
  28  
  29  require_login();
  30  require_capability('moodle/site:config', context_system::instance());
  31  
  32  if (!empty($CFG->disableonclickaddoninstall)) {
  33      notice(get_string('featuredisabled', 'tool_installaddon'));
  34  }
  35  
  36  require_sesskey();
  37  
  38  $jobid = required_param('jobid', PARAM_ALPHANUM);
  39  $plugintype = required_param('type', PARAM_ALPHANUMEXT);
  40  $pluginname = required_param('name', PARAM_PLUGIN);
  41  
  42  $zipcontentpath = $CFG->tempdir.'/tool_installaddon/'.$jobid.'/contents';
  43  
  44  if (!is_dir($zipcontentpath)) {
  45      debugging('Invalid location of the extracted ZIP package: '.s($zipcontentpath), DEBUG_DEVELOPER);
  46      redirect(new moodle_url('/admin/tool/installaddon/index.php'),
  47          get_string('invaliddata', 'core_error'));
  48  }
  49  
  50  if (!is_dir($zipcontentpath.'/'.$pluginname)) {
  51      debugging('Invalid location of the plugin root directory: '.$zipcontentpath.'/'.$pluginname, DEBUG_DEVELOPER);
  52      redirect(new moodle_url('/admin/tool/installaddon/index.php'),
  53          get_string('invaliddata', 'core_error'));
  54  }
  55  
  56  $installer = tool_installaddon_installer::instance();
  57  
  58  if (!$installer->is_plugintype_writable($plugintype)) {
  59      debugging('Plugin type location not writable', DEBUG_DEVELOPER);
  60      redirect(new moodle_url('/admin/tool/installaddon/index.php'),
  61          get_string('invaliddata', 'core_error'));
  62  }
  63  
  64  $plugintypepath = $installer->get_plugintype_root($plugintype);
  65  
  66  if (file_exists($plugintypepath.'/'.$pluginname)) {
  67      debugging('Target location already exists', DEBUG_DEVELOPER);
  68      redirect(new moodle_url('/admin/tool/installaddon/index.php'),
  69          get_string('invaliddata', 'core_error'));
  70  }
  71  
  72  // Copy permissions form the plugin type directory.
  73  $dirpermissions = fileperms($plugintypepath);
  74  $filepermissions = ($dirpermissions & 0666); // Strip execute flags.
  75  
  76  $installer->move_directory($zipcontentpath.'/'.$pluginname, $plugintypepath.'/'.$pluginname, $dirpermissions, $filepermissions);
  77  fulldelete($CFG->tempdir.'/tool_installaddon/'.$jobid);
  78  redirect(new moodle_url('/admin'));