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   1  #!/usr/bin/env php
   2  <?php
   3  
   4  use splitbrain\phpcli\CLI;
   5  use splitbrain\phpcli\Options;
   6  
   7  if(!defined('DOKU_INC')) define('DOKU_INC', realpath(dirname(__FILE__) . '/../') . '/');
   8  define('NOSESSION', 1);
   9  require_once (DOKU_INC . 'inc/init.php');
  10  
  11  /**
  12   * Remove unwanted languages from a DokuWiki install
  13   */
  14  class StripLangsCLI extends CLI {
  15  
  16      /**
  17       * Register options and arguments on the given $options object
  18       *
  19       * @param Options $options
  20       * @return void
  21       */
  22      protected function setup(Options $options) {
  23  
  24          $options->setHelp(
  25              'Remove all languages from the installation, besides the ones specified. English language ' .
  26              'is never removed!'
  27          );
  28  
  29          $options->registerOption(
  30              'keep',
  31              'Comma separated list of languages to keep in addition to English.',
  32              'k',
  33              'langcodes'
  34          );
  35          $options->registerOption(
  36              'english-only',
  37              'Remove all languages except English',
  38              'e'
  39          );
  40      }
  41  
  42      /**
  43       * Your main program
  44       *
  45       * Arguments and options have been parsed when this is run
  46       *
  47       * @param Options $options
  48       * @return void
  49       */
  50      protected function main(Options $options) {
  51          if($options->getOpt('keep')) {
  52              $keep = explode(',', $options->getOpt('keep'));
  53              if(!in_array('en', $keep)) $keep[] = 'en';
  54          } elseif($options->getOpt('english-only')) {
  55              $keep = array('en');
  56          } else {
  57              echo $options->help();
  58              exit(0);
  59          }
  60  
  61          // Kill all language directories in /inc/lang and /lib/plugins besides those in $langs array
  62          $this->stripDirLangs(realpath(dirname(__FILE__) . '/../inc/lang'), $keep);
  63          $this->processExtensions(realpath(dirname(__FILE__) . '/../lib/plugins'), $keep);
  64          $this->processExtensions(realpath(dirname(__FILE__) . '/../lib/tpl'), $keep);
  65      }
  66  
  67      /**
  68       * Strip languages from extensions
  69       *
  70       * @param string $path path to plugin or template dir
  71       * @param array $keep_langs languages to keep
  72       */
  73      protected function processExtensions($path, $keep_langs) {
  74          if(is_dir($path)) {
  75              $entries = scandir($path);
  76  
  77              foreach($entries as $entry) {
  78                  if($entry != "." && $entry != "..") {
  79                      if(is_dir($path . '/' . $entry)) {
  80  
  81                          $plugin_langs = $path . '/' . $entry . '/lang';
  82  
  83                          if(is_dir($plugin_langs)) {
  84                              $this->stripDirLangs($plugin_langs, $keep_langs);
  85                          }
  86                      }
  87                  }
  88              }
  89          }
  90      }
  91  
  92      /**
  93       * Strip languages from path
  94       *
  95       * @param string $path path to lang dir
  96       * @param array $keep_langs languages to keep
  97       */
  98      protected function stripDirLangs($path, $keep_langs) {
  99          $dir = dir($path);
 100  
 101          while(($cur_dir = $dir->read()) !== false) {
 102              if($cur_dir != '.' and $cur_dir != '..' and is_dir($path . '/' . $cur_dir)) {
 103  
 104                  if(!in_array($cur_dir, $keep_langs, true)) {
 105                      io_rmdir($path . '/' . $cur_dir, true);
 106                  }
 107              }
 108          }
 109          $dir->close();
 110      }
 111  }
 112  
 113  $cli = new StripLangsCLI();
 114  $cli->run();