includes/lang.php
author Dan
Sun, 30 Aug 2009 00:05:33 -0400
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json2: fixed order of exception classes, it threw fits about missing Zend_Exception in ubuntu's latest PHP 5.2.6
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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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 * Copyright (C) 2006-2009 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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   * List of available filters to pass variables through.
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   * @var array
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   * @access private
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   */
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  protected $filters = array();
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  /**
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   * Constructor.
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   * @param int|string Language ID or code to load.
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   */
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  function __construct($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') && ( !defined('ENANO_CONFIG_FETCHED') || ( defined('IN_ENANO_UPGRADE') && !defined('IN_ENANO_UPGRADE_POST') ) ) )
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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
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      // and templatizing them.
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      // 1.1.4 fix: this was still being called after main API startup from installer payload
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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) : '0';
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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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    $this->register_filter('htmlsafe', 'htmlspecialchars');
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    $this->register_filter('urlencode', 'urlencode');
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    $this->register_filter('rawurlencode', 'rawurlencode');
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    $code = $plugins->setHook('lang_init');
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    foreach ( $code as $cmd )
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    {
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      eval($cmd);
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    }
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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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    // Attempt to load the strings from a cache file
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    $loaded = false;
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    if ( $allow_cache )
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    {
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      // Load the cache manager
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      global $cache;
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      if ( $cached = $cache->fetch("lang_{$this->lang_id}") )
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      {
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        $this->merge($cached);
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        $loaded = true;
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      }
205
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    }
607
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
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    if ( !$loaded )
205
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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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935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
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        $this->regen_caches(false);
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      }
654
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      /*
205
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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);
205
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      }
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      */
205
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    }
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   189
  }
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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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   194
   */
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   195
  
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  function load_cache_file($file)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    if ( !file_exists($file) )
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      $db->_die('lang.php - requested cache file doesn\'t exist');
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03a60844c7c5 Several optimization changes including getting rid of a few eval()s. Added placeholder functions for the theme manager, which should be working now
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    @include($file);
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   204
        
205
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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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   209
  }
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   211
  /**
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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   214
   */
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   215
  
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   216
  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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   224
        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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   229
      }
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   230
    }
243
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   231
    
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    $contents = trim(@file_get_contents($file));
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   233
    if ( empty($contents) )
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   234
      $db->_die('lang.php - empty language file...');
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   235
    
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   236
    // Trim off all text before and after the starting and ending braces
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    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
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   238
    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   239
    $contents = trim($contents);
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   240
    
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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   241
    if ( empty($contents) )
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   242
      $db->_die('lang.php - no meat to the language file...');
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diff changeset
   243
    
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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   244
    $checksum = md5($contents);
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   245
    if ( file_exists("./cache/lang_json_{$checksum}.php") )
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   246
    {
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   247
      $this->load_cache_file("./cache/lang_json_{$checksum}.php");
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diff changeset
   248
    }
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   249
    else
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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parents: 241
diff changeset
   250
    {
348
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
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diff changeset
   251
      // Correct syntax to be nice to the json parser
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
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diff changeset
   252
    
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   253
      // eliminate comments
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   254
      $contents = preg_replace(array(
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   255
              // eliminate single line comments in '// ...' form
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   256
              '#^\s*//(.+)$#m',
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   257
              // eliminate multi-line comments in '/* ... */' form, at start of string
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   258
              '#^\s*/\*(.+)\*/#Us',
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   259
              // eliminate multi-line comments in '/* ... */' form, at end of string
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   260
              '#/\*(.+)\*/\s*$#Us'
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   261
            ), '', $contents);
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   262
      
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   263
      $contents = preg_replace('/([,\{\[])([\s]*?)([a-z0-9_]+)([\s]*?):/', '\\1\\2"\\3" :', $contents);
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   264
      
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   265
      try
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   266
      {
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   267
        $langdata = enano_json_decode($contents);
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   268
      }
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
parents: 345
diff changeset
   269
      catch(Zend_Json_Exception $e)
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
Dan
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diff changeset
   270
      {
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
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diff changeset
   271
        $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($e, true)) . '</pre><p>');
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
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   272
        exit;
87e08a6e4fec Welcome to the new Enano installer. Much distance still to be covered but the basics are there.
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diff changeset
   273
      }
243
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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parents: 241
diff changeset
   274
    
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   275
      if ( !is_array($langdata) )
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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parents: 241
diff changeset
   276
        $db->_die('lang.php - invalid language file');
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   277
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   278
      if ( !isset($langdata['categories']) || !isset($langdata['strings']) )
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diff changeset
   279
        $db->_die('lang.php - language file does not contain the proper items');
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diff changeset
   280
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   281
      $this->merge($langdata['strings']);
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diff changeset
   282
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   283
      $lang_file = "./cache/lang_json_{$checksum}.php";
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parents: 241
diff changeset
   284
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   285
      $handle = @fopen($lang_file, 'w');
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   286
      if ( !$handle )
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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parents: 241
diff changeset
   287
        // Couldn't open the file. Silently fail and let the strings come from RAM.
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   288
        return false;
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   289
        
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   290
      // The file's open, that means we should be good.
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   291
      fwrite($handle, '<?php
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   292
// This file was generated automatically by Enano. You should not edit this file because any changes you make
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   293
// 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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diff changeset
   294
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   295
$lang_cache = ');
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   296
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   297
      $exported = $this->var_export_string($this->strings);
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   298
      if ( empty($exported) )
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   299
        // Ehh, that's not good
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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diff changeset
   300
        $db->_die('lang.php - load_file(): var_export_string() failed');
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
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parents: 241
diff changeset
   301
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   302
      fwrite($handle, $exported . '; ?>');
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   303
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   304
      // Clean up
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   305
      unset($exported, $langdata);
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   306
      
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   307
      // Done =)
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   308
      fclose($handle);
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   309
    }
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   310
  }
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   311
  
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   312
  /**
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   313
   * Merges a standard language assoc array ($arr[cat][stringid]) with the master in RAM.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   314
   * @param array
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   315
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   316
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   317
  function merge($strings)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   318
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   319
    // This is stupidly simple.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   320
    foreach ( $strings as $cat_id => $contents )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   321
    {
243
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   322
      if ( !isset($this->strings[$cat_id]) || ( isset($this->strings[$cat_id]) && !is_array($this->strings[$cat_id]) ) )
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   323
        $this->strings[$cat_id] = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   324
      foreach ( $contents as $string_id => $string )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   325
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   326
        $this->strings[$cat_id][$string_id] = $string;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   327
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   328
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   329
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   330
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   331
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   332
   * Imports a JSON-format language file into the database and merges with current strings.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   333
   * @param string Path to the JSON file to load
626
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   334
   * @param bool If true, only imports new strings and skips those that already exist. Defaults to false (import all strings)
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   335
   * @param bool Enable debugging output, makes the process over CLI more interesting
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   336
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   337
  
626
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   338
  function import($file, $skip_existing = false, $debug = false)
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   339
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   340
    global $db, $session, $paths, $template, $plugins; // Common objects
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   341
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   342
    if ( !file_exists($file) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   343
      $db->_die('lang.php - can\'t import language file: string file doesn\'t exist');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   344
    
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
parents: 239
diff changeset
   345
    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
   346
      $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.
Dan
parents: 239
diff changeset
   347
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   348
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   349
      $br = ( isset($_SERVER['REQUEST_URI']) ) ? '<br />' : '';
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   350
    
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   351
    if ( $debug )
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   352
      echo "Importing file: $file$br\n  Checking file...$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   353
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   354
    $contents = trim(@file_get_contents($file));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   355
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   356
    if ( empty($contents) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   357
      $db->_die('lang.php - can\'t load the contents of the language file');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   358
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   359
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   360
      echo "  Cleaning up JSON$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   361
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   362
    // Trim off all text before and after the starting and ending braces
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   363
    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   364
    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   365
    
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
   366
    // 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
   367
    $contents = enano_clean_json($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
   368
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   369
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   370
      echo "  Decoding JSON stream$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   371
    
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
   372
    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
   373
    {
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
   374
      $langdata = enano_json_decode($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
   375
    }
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
   376
    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
   377
    {
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
   378
      $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($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
   379
      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
   380
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   381
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   382
    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
   383
    {
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
   384
      $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
   385
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   386
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   387
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   388
      echo "  Starting string import$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   389
    
626
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   390
    return $this->import_array($langdata, $skip_existing, $debug);
504
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
  
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
   * 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
   395
   * @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
   396
   */
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
  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
   399
  {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   400
    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
   401
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   402
    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
   403
      $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
   404
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   405
    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
   406
      $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
   407
    
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
   408
    $block = pluginLoader::parse_plugin_blocks($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
   409
    if ( !is_array($block) )
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   410
      return false;
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   411
    if ( !isset($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
   412
      return false;
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   413
    
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
   414
    $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
   415
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   416
    // Trim off all text before and after the starting and ending braces
519
94214ec0871c Started work on the new plugin manager and associated management code. Very incomplete at this point and not usable.
Dan
parents: 516
diff changeset
   417
    $contents = enano_trim_json($contents);
504
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
    // 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
   420
    $contents = enano_clean_json($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   421
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   422
    try
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
      $langdata = enano_json_decode($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   425
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   426
    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
   427
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   428
      $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($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
   429
      exit;
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   430
    }
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
    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
   433
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   434
      $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
   435
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   436
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   437
    // 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
   438
    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
   439
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   440
      // Yes, import that
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   441
      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
   442
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   443
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   444
    // 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
   445
    $supported_langs = array_keys($langdata);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   446
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   447
    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
   448
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   449
      $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
   450
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   451
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   452
    $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
   453
    
812
68060328e9c6 Added CLI installer. Supports interactive, command-line, and internal-call installation. Fixed a few bugs related to anti-SQL injection parser and plugin installation.
Dan
parents: 801
diff changeset
   454
    return $this->import_array($langdata[$first_lang], false, true);
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   455
  }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   456
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   457
  /**
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   458
   * 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
   459
   * @param array Parsed JSON object, should be in the form of an array
626
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   460
   * @param bool If true, only imports new strings and skips those that already exist. Defaults to false.
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   461
   * @param bool Enable debugging output
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   462
   * @access private
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   463
   */
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   464
  
626
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   465
  protected function import_array($langdata, $skip_existing = false, $debug = false) 
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   466
  {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   467
    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
   468
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   469
    if ( !isset($langdata['categories']) || !isset($langdata['strings']) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   470
      $db->_die('lang.php - language file does not contain the proper items');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   471
    
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   472
    if ( $debug )
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   473
      $br = ( isset($_SERVER['REQUEST_URI']) ) ? '<br />' : '';
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   474
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   475
    $insert_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   476
    $delete_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   477
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   478
    foreach ( $langdata['categories'] as $category )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   479
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   480
      if ( isset($langdata['strings'][$category]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   481
      {
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   482
        if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   483
        {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   484
          $desc = ( isset($langdata['strings']['meta'][$category]) ) ? $langdata['strings']['meta'][$category] : $this->get("meta_$category");
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   485
          echo "  Indexing category: $category ({$desc})$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   486
        }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   487
        foreach ( $langdata['strings'][$category] as $string_name => $string_value )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   488
        {
626
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   489
          // should we skip this string?
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   490
          if ( isset($this->strings[$category]) && $skip_existing )
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   491
          {
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   492
            if ( isset($this->strings[$category][$string_name]) )
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   493
            {
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   494
              // already exists, skip
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   495
              if ( $debug )
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   496
                echo "    Skipping string (already exists): {$category}_{$string_name}$br\n";
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   497
              continue;
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   498
            }
be0e904eec17 Refined upgrade process a bit. Uses libenanoinstall (incomplete), and post stage added to flush caches and import new strings
Dan
parents: 623
diff changeset
   499
          }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   500
          $string_name = $db->escape($string_name);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   501
          $string_value = $db->escape($string_value);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   502
          $category_name = $db->escape($category);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   503
          $insert_list[] = "({$this->lang_id}, '$category_name', '$string_name', '$string_value')";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   504
          $delete_list[] = "( lang_id = {$this->lang_id} AND string_category = '$category_name' AND string_name = '$string_name' )";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   505
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   506
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   507
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   508
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   509
    if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   510
    {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   511
      echo "  Running deletion of old strings...";
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   512
      $start = microtime_float();
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   513
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   514
    $delete_list = implode(" OR\n  ", $delete_list);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   515
    
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
   516
    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
   517
    {
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
   518
      $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
   519
      
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
   520
      // 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
   521
      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
   522
      
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
   523
      // 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
   524
      $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
   525
      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
   526
        $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
   527
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   528
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   529
    if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   530
    {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   531
      $time = round(microtime_float() - $start, 5);
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   532
      echo "({$time}s)$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   533
    }
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   534
    
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
   535
    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
   536
    {
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   537
      if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   538
      {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   539
        echo "  Inserting strings...";
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   540
        $start = microtime_float();
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   541
      }
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
   542
      $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
   543
      $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
   544
      
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
   545
      // 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
   546
      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
   547
      
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
   548
      // 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
   549
      $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
   550
      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
   551
        $db->_die('lang.php - couldn\'t insert strings in import()');
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   552
      
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   553
      if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   554
      {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   555
        $time = round(microtime_float() - $start, 5);
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   556
        echo "({$time}s)$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   557
      }
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
   558
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   559
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   560
    // YAY! done!
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   561
    // This will regenerate the cache file if possible.
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   562
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   563
      echo "  Regenerating cache file$br\n";
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   564
    $this->regen_caches();
555
ac4c6a7f01d8 Added user preference for disabling visual effects in Javascript applets; added re-import button to installed plugins
Dan
parents: 536
diff changeset
   565
    
ac4c6a7f01d8 Added user preference for disabling visual effects in Javascript applets; added re-import button to installed plugins
Dan
parents: 536
diff changeset
   566
    return true;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   567
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   568
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   569
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   570
   * Refetches the strings and writes out the cache file.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   571
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   572
  
607
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
Dan
parents: 593
diff changeset
   573
  function regen_caches($refetch = true)
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   574
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   575
    global $db, $session, $paths, $template, $plugins; // Common objects
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   576
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   577
    // Refresh the strings in RAM to the latest copies in the DB
607
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
Dan
parents: 593
diff changeset
   578
    if ( $refetch )
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
Dan
parents: 593
diff changeset
   579
      $this->fetch(false);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   580
    
607
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
Dan
parents: 593
diff changeset
   581
    // Load the cache manager
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
Dan
parents: 593
diff changeset
   582
    global $cache;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   583
    
607
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
Dan
parents: 593
diff changeset
   584
    // Store it
935f3799b654 First stab at cache management backend. Everything seems to have been tested and working so far, but a number of things require a more specialized cache and can't go through the framework (e.g. user ranks which use references to map usernames to user IDs)
Dan
parents: 593
diff changeset
   585
    $cache->store("lang_{$this->lang_id}", $this->strings, -1);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   586
    
210
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   587
    // 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
   588
    $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 $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   589
    if ( !$q )
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   590
      $db->_die('lang.php - updating timestamp on language');
613
c08670a77871 Completed work (we hope) on CacheManager admin page
Dan
parents: 607
diff changeset
   591
    
c08670a77871 Completed work (we hope) on CacheManager admin page
Dan
parents: 607
diff changeset
   592
    return true;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   593
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   594
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   595
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   596
   * Calls var_export() on whatever, and returns the function's output.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   597
   * @param mixed Whatever you want var_exported. Usually an array.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   598
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   599
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   600
  
590
03a60844c7c5 Several optimization changes including getting rid of a few eval()s. Added placeholder functions for the theme manager, which should be working now
Dan
parents: 555
diff changeset
   601
  static function var_export_string($val)
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   602
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   603
    ob_start();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   604
    var_export($val);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   605
    $contents = ob_get_contents();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   606
    ob_end_clean();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   607
    return $contents;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   608
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   609
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   610
  /**
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   611
   * Registers a filter, a function that strings can be passed through to change the string somehow (e.g. htmlspecialchars)
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   612
   * @param string Filter name. Lowercase alphanumeric (htmlsafe)
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   613
   * @param callback Function to call.
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   614
   * @return bool True on success, false if some error occurred
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   615
   */
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   616
  
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   617
  public function register_filter($filter_name, $filter_function)
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   618
  {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   619
    if ( !is_string($filter_function) && !is_array($filter_function) )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   620
    {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   621
      return false;
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   622
    }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   623
    if ( ( is_string($filter_function) && !function_exists($filter_function) ) || ( is_array($filter_function) && !method_exists(@$filter_function[0], @$filter_function[1]) ) )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   624
    {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   625
      return false;
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   626
    }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   627
    if ( !preg_match('/^[a-z0-9_]+$/', $filter_name) )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   628
    {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   629
      return false;
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   630
    }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   631
    $this->filters[$filter_name] = $filter_function;
1036
589e6e7e5243 Language: fixed improper null return in add_filter()
Dan
parents: 945
diff changeset
   632
    return true;
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   633
  }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   634
  
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   635
  /**
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   636
   * 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
   637
   * 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
   638
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   639
   * 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
   640
   * of 'foo' => 'foo substitute'.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   641
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   642
   * @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
   643
   * @param array Optional. Associative array of substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   644
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   645
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   646
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   647
  function get($string_id, $substitutions = false)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   648
  {
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   649
    if ( !is_array($substitutions) )
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   650
      $substitutions = array();
536
218a627eb53e Rebrand as 1.1.4 (Caoineag alpha 4)
Dan
parents: 519
diff changeset
   651
    // if this isn't a valid language string ID, just return the string unprocessed.
218a627eb53e Rebrand as 1.1.4 (Caoineag alpha 4)
Dan
parents: 519
diff changeset
   652
    if ( !preg_match('/^([a-z0-9]+)((_[a-z0-9]+)+)$/', $string_id) )
218a627eb53e Rebrand as 1.1.4 (Caoineag alpha 4)
Dan
parents: 519
diff changeset
   653
      return $string_id;
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   654
    return $this->substitute($this->get_uncensored($string_id), $substitutions);
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   655
  }
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   656
  
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   657
  /**
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   658
   * 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
   659
   * strings are updated only if they were changed.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   660
   *
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   661
   * @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
   662
   * @param array Optional. Associative array of substitutions.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   663
   * @return string
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   664
   */
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   665
  
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   666
  function get_uncensored($string_id, $substitutions = false)
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   667
  {
616
e311f5e6f904 Got the installer working. Fixed a few bugs including a nasty-to-debug issue where the lang_id was being hardcoded during installation, resulting in strings being inserted with the wrong lang_id causing an infinfinite loop with fetch() throwing a "no strings" error and using template (which calls fetch()) to complain
Dan
parents: 613
diff changeset
   668
    global $db, $session, $paths, $template, $plugins; // Common objects
e311f5e6f904 Got the installer working. Fixed a few bugs including a nasty-to-debug issue where the lang_id was being hardcoded during installation, resulting in strings being inserted with the wrong lang_id causing an infinfinite loop with fetch() throwing a "no strings" error and using template (which calls fetch()) to complain
Dan
parents: 613
diff changeset
   669
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   670
    // Extract the category and string ID
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   671
    $category = substr($string_id, 0, ( strpos($string_id, '_') ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   672
    $string_name = substr($string_id, ( strpos($string_id, '_') + 1 ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   673
    $found = false;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   674
    if ( isset($this->strings[$category]) && isset($this->strings[$category][$string_name]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   675
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   676
      $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   677
      $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   678
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   679
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   680
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   681
      // Ehh, the string wasn't found. Rerun fetch() and try again.
536
218a627eb53e Rebrand as 1.1.4 (Caoineag alpha 4)
Dan
parents: 519
diff changeset
   682
      // Or if it's the installer, no use in refetching, so just fail.
616
e311f5e6f904 Got the installer working. Fixed a few bugs including a nasty-to-debug issue where the lang_id was being hardcoded during installation, resulting in strings being inserted with the wrong lang_id causing an infinfinite loop with fetch() throwing a "no strings" error and using template (which calls fetch()) to complain
Dan
parents: 613
diff changeset
   683
      if ( defined('IN_ENANO_INSTALL') || ( defined('ENANO_INSTALLED') && !@$db->_conn ) )
243
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   684
      {
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   685
        return $string_id;
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   686
      }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   687
      $this->fetch();
593
4f9bec0d65c1 More optimization work. Moved special page init functions to common instead of common_post hook. Allowed paths to cache page metadata on filesystem. Phased out the redundancy in $paths->pages that paired a number with every urlname as foreach loops are allowed now (and have been for some time). Fixed missing includes for several functions. Rewrote str_replace_once to be a lot more efficient.
Dan
parents: 590
diff changeset
   688
      profiler_log('Language(' . $this->lang_code . '): refetched due to missing string: ' . $string_id);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   689
      if ( isset($this->strings[$category]) && isset($this->strings[$category][$string_name]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   690
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   691
        $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   692
        $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   693
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   694
      if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   695
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   696
        // STILL not found. Check the default language.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   697
        $lang_default = ( $x = getConfig('default_language') ) ? intval($x) : $this->lang_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   698
        if ( $lang_default != $this->lang_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   699
        {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   700
          if ( !is_object($this->default) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   701
            $this->default = new Language($lang_default);
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   702
          return $this->default->get_uncensored($string_id);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   703
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   704
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   705
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   706
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   707
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   708
      // Alright, it's nowhere. Return the input, grumble grumble...
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   709
      return $string_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   710
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   711
    // Found it!
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   712
    return $string;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   713
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   714
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   715
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   716
   * Processes substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   717
   * @param string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   718
   * @param array
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   719
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   720
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   721
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   722
  function substitute($string, $subs)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   723
  {
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   724
    preg_match_all('/%this\.([a-z0-9_]+)((?:\|(?:[a-z0-9_]+))*)%/', $string, $matches);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   725
    if ( count($matches[0]) > 0 )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   726
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   727
      foreach ( $matches[1] as $i => $string_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   728
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   729
        $result = $this->get($string_id);
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   730
        $string = str_replace($matches[0][$i], $this->process_filters($result, $matches[2][$i]), $string);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   731
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   732
    }
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   733
    preg_match_all('/%config\.([a-z0-9_]+)((?:\|(?:[a-z0-9_]+))*)%/', $string, $matches);
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   734
    if ( count($matches[0]) > 0 )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   735
    {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   736
      foreach ( $matches[1] as $i => $string_id )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   737
      {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   738
        $result = getConfig($string_id, '');
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   739
        $string = str_replace($matches[0][$i], $this->process_filters($result, $matches[2][$i]), $string);
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   740
      }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   741
    }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   742
    preg_match_all('/%([a-z0-9_]+)((?:\|(?:[a-z0-9_]+))*)%/', $string, $matches);
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   743
    if ( count($matches[0]) > 0 )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   744
    {
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   745
      foreach ( $matches[1] as $i => $string_id )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   746
      {
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   747
        if ( isset($subs[$string_id]) )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   748
        {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   749
          $string = str_replace($matches[0][$i], $this->process_filters($subs[$string_id], $matches[2][$i]), $string);
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   750
        }
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   751
      }
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   752
    }
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   753
    return ( $this->debug ) ? "$string*" : $string;
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   754
  }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   755
  
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   756
  /**
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   757
   * Processes filters to a language string.
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   758
   * @param string Unprocessed string
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   759
   * @param string Filter list (format: |filter1|filter2|filter3, initial pipe is important); can also be an array if you so desire
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   760
   * @return string
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   761
   */
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   762
  
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   763
  function process_filters($string, $filters)
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   764
  {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   765
    if ( !empty($filters) )
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   766
    {
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   767
      $filters = trim($filters, '|');
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   768
      $filters = explode('|', $filters);
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   769
      foreach ( $filters as $filter )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   770
      {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   771
        if ( isset($this->filters[$filter]) )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   772
        {
945
c19242d13a49 Removed "@" from all call_user_func() calls to make debugging special pages and such possible
Dan
parents: 812
diff changeset
   773
          $result = call_user_func($this->filters[$filter], $string);
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   774
          if ( is_string($result) )
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   775
          {
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   776
            $string = $result;
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   777
          }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   778
        }
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   779
      }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   780
    }
668
0631e4de5de6 Added ability to have language strings send variables through filter functions. Operates based on predefined filters, expandable with a call to Language::register_filter at the hook lang_init
Dan
parents: 654
diff changeset
   781
    return $string;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   782
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   783
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   784
} // class Language
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   785
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   786
?>