[Summary view] [Print] [Text view]

   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   * Automatic update of Timezones from a new source
  19   *
  20   * @package    tool
  21   * @subpackage timezoneimport
  22   * @copyright  1999 onwards Martin Dougiamas  {@link http://moodle.com}
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26      require_once('../../../config.php');
  27      require_once($CFG->libdir.'/adminlib.php');
  28      require_once($CFG->libdir.'/filelib.php');
  29      require_once($CFG->libdir.'/olson.php');
  30  
  31      admin_externalpage_setup('tooltimezoneimport');
  32  
  33      $ok = optional_param('ok', 0, PARAM_BOOL);
  34  
  35  
  36  /// Print headings
  37  
  38      $strimporttimezones = get_string('importtimezones', 'tool_timezoneimport');
  39  
  40      echo $OUTPUT->header();
  41  
  42      echo $OUTPUT->heading($strimporttimezones);
  43  
  44      if (!$ok or !confirm_sesskey()) {
  45          $message = '<br /><br />';
  46          $message .= $CFG->tempdir.'/olson.txt<br />';
  47          $message .= $CFG->tempdir.'/timezone.txt<br />';
  48          $message .= '<a href="https://download.moodle.org/timezone/">https://download.moodle.org/timezone/</a><br />';
  49          $message .= '<a href="'.$CFG->wwwroot.'/lib/timezone.txt">'.$CFG->dirroot.'/lib/timezone.txt</a><br />';
  50          $message .= '<br />';
  51  
  52          $message = get_string("configintrotimezones", 'tool_timezoneimport', $message);
  53  
  54          echo $OUTPUT->confirm($message, 'index.php?ok=1', new moodle_url('/admin/index.php'));
  55  
  56          echo $OUTPUT->footer();
  57          exit;
  58      }
  59  
  60  
  61  /// Try to find a source of timezones to import from
  62  
  63      $importdone = false;
  64  
  65  /// First, look for an Olson file locally
  66  
  67      $source = $CFG->tempdir.'/olson.txt';
  68      if (!$importdone and is_readable($source)) {
  69          if ($timezones = olson_to_timezones($source)) {
  70              update_timezone_records($timezones);
  71              $importdone = $source;
  72          }
  73      }
  74  
  75  /// Next, look for a CSV file locally
  76  
  77      $source = $CFG->tempdir.'/timezone.txt';
  78      if (!$importdone and is_readable($source)) {
  79          if ($timezones = get_records_csv($source, 'timezone')) {
  80              update_timezone_records($timezones);
  81              $importdone = $source;
  82          }
  83      }
  84  
  85  /// Otherwise, let's try moodle.org's copy
  86      $source = 'https://download.moodle.org/timezone/';
  87      if (!$importdone && ($content=download_file_content($source))) {
  88          if ($file = fopen($CFG->tempdir.'/timezone.txt', 'w')) {            // Make local copy
  89              fwrite($file, $content);
  90              fclose($file);
  91              if ($timezones = get_records_csv($CFG->tempdir.'/timezone.txt', 'timezone')) {  // Parse it
  92                  update_timezone_records($timezones);
  93                  $importdone = $source;
  94              }
  95              unlink($CFG->tempdir.'/timezone.txt');
  96          }
  97      }
  98  
  99  
 100  /// Final resort, use the copy included in Moodle
 101      $source = $CFG->dirroot.'/lib/timezone.txt';
 102      if (!$importdone and is_readable($source)) {  // Distribution file
 103          if ($timezones = get_records_csv($source, 'timezone')) {
 104              update_timezone_records($timezones);
 105              $importdone = $source;
 106          }
 107      }
 108  
 109  
 110  /// That's it!
 111  
 112      if ($importdone) {
 113          $a = new stdClass();
 114          $a->count = count($timezones);
 115          $a->source  = $importdone;
 116          echo $OUTPUT->heading(get_string('importtimezonescount', 'tool_timezoneimport', $a), 3);
 117  
 118          echo $OUTPUT->continue_button(new moodle_url('/admin/index.php'));
 119  
 120          $timezonelist = array();
 121          foreach ($timezones as $timezone) {
 122              if (is_array($timezone)) {
 123                  $timezone = (object)$timezone;
 124              }
 125              if (isset($timezonelist[$timezone->name])) {
 126                  $timezonelist[$timezone->name]++;
 127              } else {
 128                  $timezonelist[$timezone->name] = 1;
 129              }
 130          }
 131          ksort($timezonelist);
 132  
 133          echo "<br />";
 134          echo $OUTPUT->box_start();
 135          foreach ($timezonelist as $name => $count) {
 136              echo "$name ($count)<br />";
 137          }
 138          echo $OUTPUT->box_end();
 139  
 140      } else {
 141          echo $OUTPUT->heading(get_string('importtimezonesfailed', 'tool_timezoneimport'), 3);
 142          echo $OUTPUT->continue_button(new moodle_url('/admin/index.php'));
 143      }
 144  
 145      echo $OUTPUT->footer();
 146  
 147