includes/lang.php
author Dan
Wed, 26 Mar 2008 02:56:23 -0400
changeset 509 175df10e0b56
parent 507 586fd7d3202d
child 514 ecbfb747743e
permissions -rw-r--r--
Added a copy of Firebug Lite for debugging purposes. License is uncertain but being treated as MPL. (If is is not MPL then it is under something more permissive that permits relicensing anyway)
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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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      try
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      {
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        $langdata = enano_json_decode($contents);
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   244
      }
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      catch(Zend_Json_Exception $e)
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      {
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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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        exit;
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   249
      }
243
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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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      $lang_file = "./cache/lang_json_{$checksum}.php";
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      $handle = @fopen($lang_file, 'w');
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      if ( !$handle )
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        // 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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      // The file's open, that means we should be good.
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      fwrite($handle, '<?php
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// This file was generated automatically by Enano. You should not edit this file because any changes you make
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// to it will not be visible in the ACP and all changes will be lost upon any changes to strings in the admin panel.
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$lang_cache = ');
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      $exported = $this->var_export_string($this->strings);
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      if ( empty($exported) )
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        // Ehh, that's not good
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        $db->_die('lang.php - load_file(): var_export_string() failed');
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      fwrite($handle, $exported . '; ?>');
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   279
      
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      // Clean up
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   281
      unset($exported, $langdata);
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   283
      // Done =)
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   284
      fclose($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 ($arr[cat][stringid]) with the master in RAM.
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   * @param array
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   291
   */
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  function merge($strings)
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  {
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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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        $this->strings[$cat_id] = array();
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   300
      foreach ( $contents as $string_id => $string )
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   301
      {
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   302
        $this->strings[$cat_id][$string_id] = $string;
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   303
      }
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diff changeset
   304
    }
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   305
  }
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diff changeset
   306
  
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   307
  /**
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   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
    
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   316
    if ( !file_exists($file) )
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   317
      $db->_die('lang.php - can\'t import language file: string file doesn\'t exist');
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   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.
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diff changeset
   319
    if ( $this->lang_id == 0 )
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diff changeset
   320
      $db->_die('lang.php - BUG: trying to perform import when $lang->lang_id == 0');
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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
    
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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:
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   326
    
c4542792db2b Localization low-level framework added
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diff changeset
   327
    // Trim off all text before and after the starting and ending braces
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parents:
diff changeset
   328
    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
c4542792db2b Localization low-level framework added
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parents:
diff changeset
   329
    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
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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.
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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
    
507
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   367
    $block = pluginLoader::parse_plugin_blocks($file, 'language');
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   368
    if ( !is_array($block) )
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   369
      return false;
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   370
    if ( !isset($block[0]) )
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   371
      return false;
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   372
    
507
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   373
    $contents =& $block[0]['value'];
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   374
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   375
    // 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
   376
    $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
   377
    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   378
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   379
    // 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
   380
    $contents = enano_clean_json($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   381
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   382
    try
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   383
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   384
      $langdata = enano_json_decode($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   385
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   386
    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
   387
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   388
      $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($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
   389
      exit;
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   390
    }
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
    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
   393
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   394
      $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
   395
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   396
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   397
    // 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
   398
    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
   399
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   400
      // Yes, import that
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   401
      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
   402
    }
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
    // 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
   405
    $supported_langs = array_keys($langdata);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   406
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   407
    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
   408
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   409
      $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
   410
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   411
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   412
    $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
   413
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   414
    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
   415
  }
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
  /**
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   418
   * 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
   419
   * @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
   420
   * @access private
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
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   423
  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
   424
  {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   425
    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
   426
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   427
    if ( !isset($langdata['categories']) || !isset($langdata['strings']) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   428
      $db->_die('lang.php - language file does not contain the proper items');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   429
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   430
    $insert_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   431
    $delete_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   432
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   433
    foreach ( $langdata['categories'] as $category )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   434
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   435
      if ( isset($langdata['strings'][$category]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   436
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   437
        foreach ( $langdata['strings'][$category] as $string_name => $string_value )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   438
        {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   439
          $string_name = $db->escape($string_name);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   440
          $string_value = $db->escape($string_value);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   441
          $category_name = $db->escape($category);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   442
          $insert_list[] = "({$this->lang_id}, '$category_name', '$string_name', '$string_value')";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   443
          $delete_list[] = "( lang_id = {$this->lang_id} AND string_category = '$category_name' AND string_name = '$string_name' )";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   444
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   445
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   446
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   447
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   448
    $delete_list = implode(" OR\n  ", $delete_list);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   449
    
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
   450
    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
   451
    {
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
   452
      $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
   453
      
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
   454
      // 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
   455
      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
   456
      
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
   457
      // 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
   458
      $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
   459
      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
   460
        $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
   461
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   462
    
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
   463
    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
   464
    {
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
      $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
   466
      $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
   467
      
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
      // 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
   469
      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
   470
      
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
      // 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
   472
      $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
   473
      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
   474
        $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
   475
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   476
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   477
    // YAY! done!
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   478
    // This will regenerate the cache file if possible.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   479
    $this->regen_caches();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   480
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   481
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   482
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   483
   * Refetches the strings and writes out the cache file.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   484
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   485
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   486
  function regen_caches()
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   487
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   488
    global $db, $session, $paths, $template, $plugins; // Common objects
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   489
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   490
    $lang_file = ENANO_ROOT . "/cache/lang_{$this->lang_id}.php";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   491
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   492
    // Refresh the strings in RAM to the latest copies in the DB
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   493
    $this->fetch(false);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   494
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   495
    $handle = @fopen($lang_file, 'w');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   496
    if ( !$handle )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   497
      // 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
   498
      return false;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   499
      
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   500
    // The file's open, that means we should be good.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   501
    fwrite($handle, '<?php
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   502
// 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
   503
// 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
   504
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   505
$lang_cache = ');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   506
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   507
    $exported = $this->var_export_string($this->strings);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   508
    if ( empty($exported) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   509
      // Ehh, that's not good
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   510
      $db->_die('lang.php - var_export_string() failed');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   511
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   512
    fwrite($handle, $exported . '; ?>');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   513
    
210
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   514
    // 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
   515
    $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 $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   516
    if ( !$q )
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   517
      $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
   518
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   519
    // Done =)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   520
    fclose($handle);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   521
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   522
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   523
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   524
   * Calls var_export() on whatever, and returns the function's output.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   525
   * @param mixed Whatever you want var_exported. Usually an array.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   526
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   527
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   528
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   529
  function var_export_string($val)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   530
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   531
    ob_start();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   532
    var_export($val);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   533
    $contents = ob_get_contents();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   534
    ob_end_clean();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   535
    return $contents;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   536
  }
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
   * 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
   540
   * 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
   541
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   542
   * 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
   543
   * of 'foo' => 'foo substitute'.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   544
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   545
   * @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
   546
   * @param array Optional. Associative array of substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   547
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   548
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   549
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   550
  function get($string_id, $substitutions = false)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   551
  {
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   552
    if ( !is_array($substitutions) )
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   553
      $substitutions = array();
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   554
    return $this->substitute($this->get_uncensored($string_id), $substitutions);
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   555
  }
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   556
  
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   557
  /**
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   558
   * 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
   559
   * strings are updated only if they were changed.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   560
   *
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   561
   * @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
   562
   * @param array Optional. Associative array of substitutions.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   563
   * @return string
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   564
   */
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
  function get_uncensored($string_id, $substitutions = false)
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   567
  {
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   568
    // Extract the category and string ID
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   569
    $category = substr($string_id, 0, ( strpos($string_id, '_') ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   570
    $string_name = substr($string_id, ( strpos($string_id, '_') + 1 ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   571
    $found = false;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   572
    if ( isset($this->strings[$category]) && isset($this->strings[$category][$string_name]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   573
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   574
      $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   575
      $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   576
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   577
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   578
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   579
      // 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
   580
      if ( defined('IN_ENANO_INSTALL') )
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   581
      {
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   582
        return $string_id;
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   583
      }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   584
      $this->fetch();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   585
      if ( isset($this->strings[$category]) && isset($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
        $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   588
        $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   589
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   590
      if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   591
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   592
        // STILL not found. Check the default language.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   593
        $lang_default = ( $x = getConfig('default_language') ) ? intval($x) : $this->lang_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   594
        if ( $lang_default != $this->lang_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   595
        {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   596
          if ( !is_object($this->default) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   597
            $this->default = new Language($lang_default);
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   598
          return $this->default->get_uncensored($string_id);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   599
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   600
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   601
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   602
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   603
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   604
      // Alright, it's nowhere. Return the input, grumble grumble...
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   605
      return $string_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   606
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   607
    // Found it!
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   608
    return $string;
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
   * Processes substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   613
   * @param string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   614
   * @param array
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   615
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   616
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   617
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   618
  function substitute($string, $subs)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   619
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   620
    preg_match_all('/%this\.([a-z0-9_]+)%/', $string, $matches);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   621
    if ( count($matches[0]) > 0 )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   622
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   623
      foreach ( $matches[1] as $i => $string_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   624
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   625
        $result = $this->get($string_id);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   626
        $string = str_replace($matches[0][$i], $result, $string);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   627
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   628
    }
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   629
    preg_match_all('/%config\.([a-z0-9_]+)%/', $string, $matches);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   630
    if ( count($matches[0]) > 0 )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   631
    {
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   632
      foreach ( $matches[1] as $i => $string_id )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   633
      {
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   634
        $result = getConfig($string_id);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   635
        $string = str_replace($matches[0][$i], $result, $string);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   636
      }
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   637
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   638
    foreach ( $subs as $key => $value )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   639
    {
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   640
      $subs[$key] = strval($value);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   641
      $string = str_replace("%{$key}%", "{$subs[$key]}", $string);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   642
    }
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   643
    return ( $this->debug ) ? "$string*" : $string;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   644
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   645
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   646
} // class Language
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   647
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   648
?>