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   1  <?php
   2  
   3  namespace dokuwiki;
   4  
   5  /**
   6   * Basic Information about DokuWiki
   7   *
   8   * @todo much of infoutils should be moved here
   9   */
  10  class Info
  11  {
  12  
  13      /**
  14       * Parse the given version string into its parts
  15       *
  16       * @param string $version
  17       * @return array
  18       * @throws \Exception
  19       */
  20      static public function parseVersionString($version)
  21      {
  22          $return = [
  23              'type' => '', // stable, rc
  24              'date' => '', // YYYY-MM-DD
  25              'hotfix' => '', // a, b, c, ...
  26              'version' => '', // sortable, full version string
  27              'codename' => '', // codename
  28              'raw' => $version, // raw version string as given
  29          ];
  30  
  31          if (preg_match('/^(rc)?(\d{4}-\d{2}-\d{2})([a-z]*)/', $version, $matches)) {
  32              $return['date'] = $matches[2];
  33              if ($matches[1] == 'rc') {
  34                  $return['type'] = 'rc';
  35              } else {
  36                  $return['type'] = 'stable';
  37              }
  38              if ($matches[3]) {
  39                  $return['hotfix'] = $matches[3];
  40              }
  41          } else {
  42              throw new \Exception('failed to parse version string');
  43          }
  44  
  45          [, $return['codename']] = sexplode(' ', $version, 2);
  46          $return['codename'] = trim($return['codename'], ' "');
  47  
  48          $return['version'] = $return['date'];
  49          $return['version'] .= $return['type'] == 'rc' ? 'rc' : $return['hotfix'];
  50  
  51          return $return;
  52      }
  53  
  54  }