bin/striplangs.php

   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(__DIR__ . '/../') . '/');
   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
  25         $options->setHelp(
  26             'Remove all languages from the installation, besides the ones specified. English language ' .
  27             'is never removed!'
  28         );
  29
  30         $options->registerOption(
  31             'keep',
  32             'Comma separated list of languages to keep in addition to English.',
  33             'k',
  34             'langcodes'
  35         );
  36         $options->registerOption(
  37             'english-only',
  38             'Remove all languages except English',
  39             'e'
  40         );
  41     }
  42
  43     /**
  44      * Your main program
  45      *
  46      * Arguments and options have been parsed when this is run
  47      *
  48      * @param Options $options
  49      * @return void
  50      */
  51     protected function main(Options $options)
  52     {
  53         if ($options->getOpt('keep')) {
  54             $keep = explode(',', $options->getOpt('keep'));
  55             if (!in_array('en', $keep)) $keep[] = 'en';
  56         } elseif ($options->getOpt('english-only')) {
  57             $keep = ['en'];
  58         } else {
  59             echo $options->help();
  60             exit(0);
  61         }
  62
  63         // Kill all language directories in /inc/lang and /lib/plugins besides those in $langs array
  64         $this->stripDirLangs(realpath(__DIR__ . '/../inc/lang'), $keep);
  65         $this->processExtensions(realpath(__DIR__ . '/../lib/plugins'), $keep);
  66         $this->processExtensions(realpath(__DIR__ . '/../lib/tpl'), $keep);
  67     }
  68
  69     /**
  70      * Strip languages from extensions
  71      *
  72      * @param string $path path to plugin or template dir
  73      * @param array $keep_langs languages to keep
  74      */
  75     protected function processExtensions($path, $keep_langs)
  76     {
  77         if (is_dir($path)) {
  78             $entries = scandir($path);
  79
  80             foreach ($entries as $entry) {
  81                 if ($entry != "." && $entry != "..") {
  82                     if (is_dir($path . '/' . $entry)) {
  83                         $plugin_langs = $path . '/' . $entry . '/lang';
  84
  85                         if (is_dir($plugin_langs)) {
  86                             $this->stripDirLangs($plugin_langs, $keep_langs);
  87                         }
  88                     }
  89                 }
  90             }
  91         }
  92     }
  93
  94     /**
  95      * Strip languages from path
  96      *
  97      * @param string $path path to lang dir
  98      * @param array $keep_langs languages to keep
  99      */
 100     protected function stripDirLangs($path, $keep_langs)
 101     {
 102         $dir = dir($path);
 103
 104         while (($cur_dir = $dir->read()) !== false) {
 105             if ($cur_dir != '.' && $cur_dir != '..' && is_dir($path . '/' . $cur_dir)) {
 106                 if (!in_array($cur_dir, $keep_langs, true)) {
 107                     io_rmdir($path . '/' . $cur_dir, true);
 108                 }
 109             }
 110         }
 111         $dir->close();
 112     }
 113 }
 114
 115 $cli = new StripLangsCLI();
 116 $cli->run();