includes/lang.php
author Dan
Mon, 17 Mar 2008 09:47:19 -0400
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<?php
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/*
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 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
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 * Version 1.1.1
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 * Copyright (C) 2006-2007 Dan Fuhry
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 *
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 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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 */
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/**
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 * Language class - processes, stores, and retrieves language strings.
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 * @package Enano
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 * @subpackage Localization
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 * @copyright 2007 Dan Fuhry
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 * @license GNU General Public License
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 */
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class Language
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{
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  /**
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   * The numerical ID of the loaded language.
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   * @var int
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   */
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  var $lang_id;
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  /**
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   * The ISO-639-3 code for the loaded language. This should be grabbed directly from the database.
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   * @var string
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   */
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  var $lang_code;
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  /**
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   * Used to track when a language was last changed, to allow browsers to cache language data
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   * @var int
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   */
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  var $lang_timestamp;
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  /**
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   * Will be an object that holds an instance of the class configured with the site's default language. Only instanciated when needed.
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   * @var object
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   */
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  var $default;
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  /**
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   * The list of loaded strings.
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   * @var array
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   * @access private
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   */
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  var $strings = array();
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  /**
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   * Switch for debug mode. If true, will show an asterisk after localized strings. This
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   * can be useful if you're localizing a component and need to see what's already done.
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   * @var bool
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   */
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  var $debug = false;
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  /**
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   * Constructor.
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   * @param int|string Language ID or code to load.
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   */
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  function __construct($lang)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    if ( defined('IN_ENANO_INSTALL') )
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    {
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      // special case for the Enano installer: it will load its own strings from a JSON file and just use this API for fetching and templatizing them.
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      $this->lang_id   = 1;
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      $this->lang_code = $lang;
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      return true;
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    }
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    if ( is_string($lang) )
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    {
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      $sql_col = 'lang_code=\'' . $db->escape($lang) . '\'';
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    }
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    else if ( is_int($lang) )
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    {
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      $sql_col = 'lang_id=' . $lang . '';
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    }
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    else
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    {
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      $db->_die('lang.php - attempting to pass invalid value to constructor');
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    }
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    $lang_default = ( $x = getConfig('default_language') ) ? intval($x) : '\'def\'';
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    $q = $db->sql_query("SELECT lang_id, lang_code, last_changed, ( lang_id = $lang_default ) AS is_default FROM " . table_prefix . "language WHERE $sql_col OR lang_id = $lang_default ORDER BY is_default ASC LIMIT 1;");
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    if ( !$q )
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      $db->_die('lang.php - main select query');
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    if ( $db->numrows() < 1 )
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      $db->_die('lang.php - There are no languages installed');
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    $row = $db->fetchrow();
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    $this->lang_id   = intval( $row['lang_id'] );
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    $this->lang_code = $row['lang_code'];
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    $this->lang_timestamp = $row['last_changed'];
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  }
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  /**
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   * Fetches language strings from the database, or a cache file if it's available.
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   * @param bool If true (default), allows the cache to be used.
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   */
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  function fetch($allow_cache = true)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    $lang_file = ENANO_ROOT . "/cache/lang_{$this->lang_id}.php";
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    // Attempt to load the strings from a cache file
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    if ( file_exists($lang_file) && $allow_cache )
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    {
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      // Yay! found it
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      $this->load_cache_file($lang_file);
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    }
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    else
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    {
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      // No cache file - select and retrieve from the database
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      $q = $db->sql_unbuffered_query("SELECT string_category, string_name, string_content FROM " . table_prefix . "language_strings WHERE lang_id = {$this->lang_id};");
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      if ( !$q )
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        $db->_die('lang.php - selecting language string data');
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      if ( $row = $db->fetchrow() )
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      {
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        $strings = array();
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        do
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        {
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          $cat =& $row['string_category'];
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          if ( !is_array(@$strings[$cat]) )
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          {
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            $strings[$cat] = array();
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          }
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          $strings[$cat][ $row['string_name'] ] = $row['string_content'];
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        }
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        while ( $row = $db->fetchrow() );
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        // all done fetching
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        $this->merge($strings);
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      }
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      else
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      {
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        if ( !defined('ENANO_ALLOW_LOAD_NOLANG') )
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          $db->_die('lang.php - No strings for language ' . $this->lang_code);
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      }
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    }
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  }
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  /**
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   * Loads a file from the disk cache (treated as PHP) and merges it into RAM.
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   * @param string File to load
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   */
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  function load_cache_file($file)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    // We're using eval() here because it makes handling scope easier.
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    if ( !file_exists($file) )
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      $db->_die('lang.php - requested cache file doesn\'t exist');
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    $contents = file_get_contents($file);
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    $contents = preg_replace('/([\s]*)<\?php/', '', $contents);
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    @eval($contents);
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    if ( !isset($lang_cache) || ( isset($lang_cache) && !is_array($lang_cache) ) )
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      $db->_die('lang.php - the cache file is invalid (didn\'t set $lang_cache as an array)');
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    $this->merge($lang_cache);
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  }
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  /**
243
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   * Loads a JSON language file and parses the strings into RAM. Will use the cache if possible, but stays far away from the database,
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   * which we assume doesn't exist yet.
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   */
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  function load_file($file)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    if ( !file_exists($file) )
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    {
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      if ( defined('IN_ENANO_INSTALL') )
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      {
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        die('lang.php - requested JSON file (' . htmlspecialchars($file) . ') doesn\'t exist');
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      }
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      else
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      {
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        $db->_die('lang.php - requested JSON file doesn\'t exist');
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      }
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    }
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    $contents = trim(@file_get_contents($file));
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    if ( empty($contents) )
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      $db->_die('lang.php - empty language file...');
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    // Trim off all text before and after the starting and ending braces
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    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
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    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
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    $contents = trim($contents);
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    if ( empty($contents) )
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      $db->_die('lang.php - no meat to the language file...');
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    $checksum = md5($contents);
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    if ( file_exists("./cache/lang_json_{$checksum}.php") )
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    {
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      $this->load_cache_file("./cache/lang_json_{$checksum}.php");
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    }
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    else
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    {
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      // Correct syntax to be nice to the json parser
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      // eliminate comments
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      $contents = preg_replace(array(
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              // eliminate single line comments in '// ...' form
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              '#^\s*//(.+)$#m',
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              // eliminate multi-line comments in '/* ... */' form, at start of string
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              '#^\s*/\*(.+)\*/#Us',
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              // eliminate multi-line comments in '/* ... */' form, at end of string
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              '#/\*(.+)\*/\s*$#Us'
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            ), '', $contents);
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      $contents = preg_replace('/([,\{\[])([\s]*?)([a-z0-9_]+)([\s]*?):/', '\\1\\2"\\3" :', $contents);
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87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
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      try
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   242
      {
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        $langdata = enano_json_decode($contents);
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   244
      }
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   245
      catch(Zend_Json_Exception $e)
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   246
      {
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        $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($e, true)) . '</pre><p>');
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   248
        exit;
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   249
      }
243
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   250
    
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      if ( !is_array($langdata) )
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        $db->_die('lang.php - invalid language file');
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      if ( !isset($langdata['categories']) || !isset($langdata['strings']) )
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        $db->_die('lang.php - language file does not contain the proper items');
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      $this->merge($langdata['strings']);
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   258
      
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      $lang_file = "./cache/lang_json_{$checksum}.php";
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      $handle = @fopen($lang_file, 'w');
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   262
      if ( !$handle )
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   263
        // Couldn't open the file. Silently fail and let the strings come from RAM.
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   264
        return false;
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   265
        
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   266
      // The file's open, that means we should be good.
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   267
      fwrite($handle, '<?php
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// This file was generated automatically by Enano. You should not edit this file because any changes you make
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   269
// to it will not be visible in the ACP and all changes will be lost upon any changes to strings in the admin panel.
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   271
$lang_cache = ');
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   273
      $exported = $this->var_export_string($this->strings);
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   274
      if ( empty($exported) )
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   275
        // Ehh, that's not good
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        $db->_die('lang.php - load_file(): var_export_string() failed');
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   277
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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   278
      fwrite($handle, $exported . '; ?>');
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   279
      
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   280
      // Clean up
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   281
      unset($exported, $langdata);
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   282
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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   283
      // Done =)
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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   284
      fclose($handle);
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   285
    }
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   286
  }
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   287
  
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   288
  /**
205
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   * Merges a standard language assoc array ($arr[cat][stringid]) with the master in RAM.
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   * @param array
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   291
   */
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   292
  
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   293
  function merge($strings)
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   294
  {
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   295
    // This is stupidly simple.
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   296
    foreach ( $strings as $cat_id => $contents )
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   297
    {
243
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   298
      if ( !isset($this->strings[$cat_id]) || ( isset($this->strings[$cat_id]) && !is_array($this->strings[$cat_id]) ) )
205
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   299
        $this->strings[$cat_id] = array();
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   300
      foreach ( $contents as $string_id => $string )
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diff changeset
   301
      {
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   302
        $this->strings[$cat_id][$string_id] = $string;
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parents:
diff changeset
   303
      }
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diff changeset
   304
    }
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diff changeset
   305
  }
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parents:
diff changeset
   306
  
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diff changeset
   307
  /**
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diff changeset
   308
   * Imports a JSON-format language file into the database and merges with current strings.
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   309
   * @param string Path to the JSON file to load
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   310
   */
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   311
  
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   312
  function import($file)
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   313
  {
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   314
    global $db, $session, $paths, $template, $plugins; // Common objects
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   315
    
c4542792db2b Localization low-level framework added
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diff changeset
   316
    if ( !file_exists($file) )
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diff changeset
   317
      $db->_die('lang.php - can\'t import language file: string file doesn\'t exist');
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diff changeset
   318
    
241
c671f3bb8aed Trying to get lang import to work in the installer; it's not working ATM - cache file is generated with lang_id = 0. Syncing to Nighthawk.
Dan
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diff changeset
   319
    if ( $this->lang_id == 0 )
c671f3bb8aed Trying to get lang import to work in the installer; it's not working ATM - cache file is generated with lang_id = 0. Syncing to Nighthawk.
Dan
parents: 239
diff changeset
   320
      $db->_die('lang.php - BUG: trying to perform import when $lang->lang_id == 0');
c671f3bb8aed Trying to get lang import to work in the installer; it's not working ATM - cache file is generated with lang_id = 0. Syncing to Nighthawk.
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diff changeset
   321
    
205
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   322
    $contents = trim(@file_get_contents($file));
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diff changeset
   323
    
c4542792db2b Localization low-level framework added
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diff changeset
   324
    if ( empty($contents) )
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diff changeset
   325
      $db->_die('lang.php - can\'t load the contents of the language file');
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parents:
diff changeset
   326
    
c4542792db2b Localization low-level framework added
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parents:
diff changeset
   327
    // Trim off all text before and after the starting and ending braces
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   328
    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   329
    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
c4542792db2b Localization low-level framework added
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diff changeset
   330
    
334
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   331
    // Correct syntax to be nice to the json parser
372
5bd429428101 A number of scattered changes. Profiler added and only enabled in debug mode (currently on), but awfully useful for fixing performance in the future. Started work on Admin:LangManager
Dan
parents: 371
diff changeset
   332
    $contents = enano_clean_json($contents);
334
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   333
    
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   334
    try
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   335
    {
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   336
      $langdata = enano_json_decode($contents);
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   337
    }
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   338
    catch(Zend_Json_Exception $e)
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   339
    {
335
67bd3121a12e Replaced TinyMCE 2.x with 3.0 beta 3. Supports everything but IE. Also rewrote the editor interface completely from the ground up.
Dan
parents: 334
diff changeset
   340
      $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($e, true)) . '</pre><p>');
334
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   341
      exit;
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   342
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   343
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   344
    if ( !is_array($langdata) )
334
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   345
    {
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   346
      $db->_die('lang.php - invalid or non-well-formed language file');
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   347
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   348
    
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   349
    return $this->import_array($langdata);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   350
  }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   351
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   352
  /**
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   353
   * Imports a JSON-format language file into the database and merges with current strings.
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   354
   * @param string Path to plugin file
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   355
   */
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   356
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   357
  function import_plugin($file)
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   358
  {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   359
    global $db, $session, $paths, $template, $plugins; // Common objects
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   360
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   361
    if ( !file_exists($file) )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   362
      $db->_die('lang.php - can\'t import language file: string file doesn\'t exist');
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   363
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   364
    if ( $this->lang_id == 0 )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   365
      $db->_die('lang.php - BUG: trying to perform import when $lang->lang_id == 0');
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   366
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   367
    $contents = trim(@file_get_contents($file));
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   368
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   369
    if ( empty($contents) )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   370
      $db->_die('lang.php - can\'t load the contents of the language file');
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   371
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   372
    // If there isn't a specially formed comment block, bail out quietly.
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   373
    if ( !strpos($contents, PLUGIN_METABLOCK_LANGUAGE_START) || !strpos($contents, PLUGIN_METABLOCK_LANGUAGE_END) )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   374
      return null;
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   375
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   376
    // Get all data in the language block
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   377
    $block_start = strpos($contents, PLUGIN_METABLOCK_LANGUAGE_START) + strlen(PLUGIN_METABLOCK_LANGUAGE_START);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   378
    $block_end = strpos($contents, PLUGIN_METABLOCK_LANGUAGE_END);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   379
    $block_len = $block_end - $block_start;
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   380
    if ( $block_len < 1 )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   381
      $db->_die('lang.php - plugin file contains corrupt language data');
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   382
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   383
    $contents = substr($contents, $block_start, $block_len);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   384
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   385
    // Trim off all text before and after the starting and ending braces
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   386
    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   387
    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   388
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   389
    // Correct syntax to be nice to the json parser
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   390
    $contents = enano_clean_json($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   391
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   392
    try
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   393
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   394
      $langdata = enano_json_decode($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   395
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   396
    catch(Zend_Json_Exception $e)
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   397
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   398
      $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($e, true)) . '</pre><p>');
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   399
      exit;
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   400
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   401
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   402
    if ( !is_array($langdata) )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   403
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   404
      $db->_die('lang.php - invalid or non-well-formed language file');
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   405
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   406
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   407
    // Does the plugin support the current language?
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   408
    if ( isset($langdata[$this->lang_code]) )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   409
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   410
      // Yes, import that
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   411
      return $this->import_array($langdata[$this->lang_code]);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   412
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   413
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   414
    // Just import the first language we run across.
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   415
    $supported_langs = array_keys($langdata);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   416
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   417
    if ( !isset($supported_langs[0]) )
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   418
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   419
      $db->_die('lang.php - plugin has an invalid or corrupt language block');
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   420
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   421
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   422
    $first_lang = $supported_langs[0];
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   423
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   424
    return $this->import_array($langdata[$first_lang]);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   425
  }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   426
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   427
  /**
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   428
   * Performs the actual import of string data.
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   429
   * @param array Parsed JSON object, should be in the form of an array
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   430
   * @access private
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   431
   */
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   432
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   433
  protected function import_array($langdata) 
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   434
  {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   435
    global $db, $session, $paths, $template, $plugins; // Common objects
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   436
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   437
    if ( !isset($langdata['categories']) || !isset($langdata['strings']) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   438
      $db->_die('lang.php - language file does not contain the proper items');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   439
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   440
    $insert_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   441
    $delete_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   442
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   443
    foreach ( $langdata['categories'] as $category )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   444
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   445
      if ( isset($langdata['strings'][$category]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   446
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   447
        foreach ( $langdata['strings'][$category] as $string_name => $string_value )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   448
        {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   449
          $string_name = $db->escape($string_name);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   450
          $string_value = $db->escape($string_value);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   451
          $category_name = $db->escape($category);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   452
          $insert_list[] = "({$this->lang_id}, '$category_name', '$string_name', '$string_value')";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   453
          $delete_list[] = "( lang_id = {$this->lang_id} AND string_category = '$category_name' AND string_name = '$string_name' )";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   454
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   455
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   456
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   457
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   458
    $delete_list = implode(" OR\n  ", $delete_list);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   459
    
377
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   460
    if ( !empty($delete_list) )
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   461
    {
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   462
      $sql = "DELETE FROM " . table_prefix . "language_strings WHERE $delete_list;";
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   463
      
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   464
      // Free some memory
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   465
      unset($delete_list);
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   466
      
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   467
      // Run the query
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   468
      $q = $db->sql_query($sql);
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   469
      if ( !$q )
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   470
        $db->_die('lang.php - couldn\'t kill off them old strings');
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   471
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   472
    
377
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   473
    if ( !empty($insert_list) )
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   474
    {
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   475
      $insert_list = implode(",\n  ", $insert_list);
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   476
      $sql = "INSERT INTO " . table_prefix . "language_strings(lang_id, string_category, string_name, string_content) VALUES\n  $insert_list;";
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   477
      
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   478
      // Free some memory
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   479
      unset($insert_list);
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   480
      
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   481
      // Run the query
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   482
      $q = $db->sql_query($sql);
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   483
      if ( !$q )
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   484
        $db->_die('lang.php - couldn\'t insert strings in import()');
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   485
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   486
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   487
    // YAY! done!
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   488
    // This will regenerate the cache file if possible.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   489
    $this->regen_caches();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   490
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   491
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   492
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   493
   * Refetches the strings and writes out the cache file.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   494
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   495
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   496
  function regen_caches()
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   497
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   498
    global $db, $session, $paths, $template, $plugins; // Common objects
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   499
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   500
    $lang_file = ENANO_ROOT . "/cache/lang_{$this->lang_id}.php";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   501
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   502
    // Refresh the strings in RAM to the latest copies in the DB
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   503
    $this->fetch(false);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   504
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   505
    $handle = @fopen($lang_file, 'w');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   506
    if ( !$handle )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   507
      // Couldn't open the file. Silently fail and let the strings come from the database.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   508
      return false;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   509
      
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   510
    // The file's open, that means we should be good.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   511
    fwrite($handle, '<?php
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   512
// This file was generated automatically by Enano. You should not edit this file because any changes you make
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   513
// to it will not be visible in the ACP and all changes will be lost upon any changes to strings in the admin panel.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   514
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   515
$lang_cache = ');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   516
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   517
    $exported = $this->var_export_string($this->strings);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   518
    if ( empty($exported) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   519
      // Ehh, that's not good
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   520
      $db->_die('lang.php - var_export_string() failed');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   521
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   522
    fwrite($handle, $exported . '; ?>');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   523
    
210
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   524
    // Update timestamp in database
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   525
    $q = $db->sql_query('UPDATE ' . table_prefix . 'language SET last_changed = ' . time() . ' WHERE lang_id = ' . $this->lang_id . ';');
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   526
    if ( !$q )
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   527
      $db->_die('lang.php - updating timestamp on language');
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   528
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   529
    // Done =)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   530
    fclose($handle);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   531
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   532
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   533
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   534
   * Calls var_export() on whatever, and returns the function's output.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   535
   * @param mixed Whatever you want var_exported. Usually an array.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   536
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   537
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   538
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   539
  function var_export_string($val)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   540
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   541
    ob_start();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   542
    var_export($val);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   543
    $contents = ob_get_contents();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   544
    ob_end_clean();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   545
    return $contents;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   546
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   547
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   548
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   549
   * Fetches a language string from the cache in RAM. If it isn't there, it will call fetch() again and then try. If it still can't find it, it will ask for the string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   550
   * in the default language. If even then the string can't be found, this function will return what was passed to it.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   551
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   552
   * This will also templatize strings. If a string contains variables in the format %foo%, you may specify the second parameter as an associative array in the format
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   553
   * of 'foo' => 'foo substitute'.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   554
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   555
   * @param string ID of the string to fetch. This will always be in the format of category_stringid.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   556
   * @param array Optional. Associative array of substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   557
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   558
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   559
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   560
  function get($string_id, $substitutions = false)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   561
  {
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   562
    if ( !is_array($substitutions) )
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   563
      $substitutions = array();
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   564
    return $this->substitute($this->get_uncensored($string_id), $substitutions);
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   565
  }
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   566
  
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   567
  /**
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   568
   * The same as get(), but does not perform any substitution or filtering. Used in get() (of course) and in the admin panel, where
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   569
   * strings are updated only if they were changed.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   570
   *
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   571
   * @param string ID of the string to fetch. This will always be in the format of category_stringid.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   572
   * @param array Optional. Associative array of substitutions.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   573
   * @return string
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   574
   */
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   575
  
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   576
  function get_uncensored($string_id, $substitutions = false)
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   577
  {
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   578
    // Extract the category and string ID
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   579
    $category = substr($string_id, 0, ( strpos($string_id, '_') ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   580
    $string_name = substr($string_id, ( strpos($string_id, '_') + 1 ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   581
    $found = false;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   582
    if ( isset($this->strings[$category]) && isset($this->strings[$category][$string_name]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   583
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   584
      $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   585
      $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   586
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   587
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   588
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   589
      // Ehh, the string wasn't found. Rerun fetch() and try again.
243
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   590
      if ( defined('IN_ENANO_INSTALL') )
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   591
      {
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   592
        return $string_id;
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   593
      }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   594
      $this->fetch();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   595
      if ( isset($this->strings[$category]) && isset($this->strings[$category][$string_name]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   596
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   597
        $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   598
        $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   599
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   600
      if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   601
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   602
        // STILL not found. Check the default language.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   603
        $lang_default = ( $x = getConfig('default_language') ) ? intval($x) : $this->lang_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   604
        if ( $lang_default != $this->lang_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   605
        {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   606
          if ( !is_object($this->default) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   607
            $this->default = new Language($lang_default);
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   608
          return $this->default->get_uncensored($string_id);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   609
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   610
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   611
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   612
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   613
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   614
      // Alright, it's nowhere. Return the input, grumble grumble...
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   615
      return $string_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   616
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   617
    // Found it!
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   618
    return $string;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   619
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   620
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   621
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   622
   * Processes substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   623
   * @param string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   624
   * @param array
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   625
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   626
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   627
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   628
  function substitute($string, $subs)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   629
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   630
    preg_match_all('/%this\.([a-z0-9_]+)%/', $string, $matches);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   631
    if ( count($matches[0]) > 0 )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   632
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   633
      foreach ( $matches[1] as $i => $string_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   634
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   635
        $result = $this->get($string_id);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   636
        $string = str_replace($matches[0][$i], $result, $string);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   637
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   638
    }
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   639
    preg_match_all('/%config\.([a-z0-9_]+)%/', $string, $matches);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   640
    if ( count($matches[0]) > 0 )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   641
    {
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   642
      foreach ( $matches[1] as $i => $string_id )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   643
      {
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   644
        $result = getConfig($string_id);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   645
        $string = str_replace($matches[0][$i], $result, $string);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   646
      }
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   647
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   648
    foreach ( $subs as $key => $value )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   649
    {
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   650
      $subs[$key] = strval($value);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   651
      $string = str_replace("%{$key}%", "{$subs[$key]}", $string);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   652
    }
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   653
    return ( $this->debug ) ? "$string*" : $string;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   654
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   655
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   656
} // class Language
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   657
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   658
?>