includes/lang.php
author Dan
Mon, 14 Apr 2008 12:13:12 -0400
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parent 519 94214ec0871c
child 555 ac4c6a7f01d8
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Rebrand as 1.1.4 (Caoineag alpha 4)
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<?php
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/*
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 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
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 * Version 1.1.4 (Caoineag alpha 4)
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 * Copyright (C) 2006-2008 Dan Fuhry
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 *
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 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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 */
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/**
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 * Language class - processes, stores, and retrieves language strings.
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 * @package Enano
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 * @subpackage Localization
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 * @copyright 2007 Dan Fuhry
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 * @license GNU General Public License
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 */
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class Language
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{
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  /**
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   * The numerical ID of the loaded language.
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   * @var int
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   */
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  var $lang_id;
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  /**
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   * The ISO-639-3 code for the loaded language. This should be grabbed directly from the database.
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   * @var string
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   */
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  var $lang_code;
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  /**
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   * Used to track when a language was last changed, to allow browsers to cache language data
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   * @var int
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   */
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  var $lang_timestamp;
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  /**
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   * Will be an object that holds an instance of the class configured with the site's default language. Only instanciated when needed.
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   * @var object
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   */
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  var $default;
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  /**
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   * The list of loaded strings.
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   * @var array
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   * @access private
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   */
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  var $strings = array();
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  /**
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   * Switch for debug mode. If true, will show an asterisk after localized strings. This
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   * can be useful if you're localizing a component and need to see what's already done.
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   * @var bool
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   */
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  var $debug = false;
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  /**
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   * Constructor.
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   * @param int|string Language ID or code to load.
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   */
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  function __construct($lang)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    if ( defined('IN_ENANO_INSTALL') )
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    {
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      // special case for the Enano installer: it will load its own strings from a JSON file and just use this API for fetching and templatizing them.
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      $this->lang_id   = 1;
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      $this->lang_code = $lang;
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      return true;
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    }
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    if ( is_string($lang) )
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    {
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      $sql_col = 'lang_code=\'' . $db->escape($lang) . '\'';
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    }
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    else if ( is_int($lang) )
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    {
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      $sql_col = 'lang_id=' . $lang . '';
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    }
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    else
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    {
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      $db->_die('lang.php - attempting to pass invalid value to constructor');
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    }
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    $lang_default = ( $x = getConfig('default_language') ) ? intval($x) : '\'def\'';
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    $q = $db->sql_query("SELECT lang_id, lang_code, last_changed, ( lang_id = $lang_default ) AS is_default FROM " . table_prefix . "language WHERE $sql_col OR lang_id = $lang_default ORDER BY is_default ASC LIMIT 1;");
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    if ( !$q )
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      $db->_die('lang.php - main select query');
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    if ( $db->numrows() < 1 )
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      $db->_die('lang.php - There are no languages installed');
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    $row = $db->fetchrow();
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    $this->lang_id   = intval( $row['lang_id'] );
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    $this->lang_code = $row['lang_code'];
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    $this->lang_timestamp = $row['last_changed'];
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  }
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  /**
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   * Fetches language strings from the database, or a cache file if it's available.
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   * @param bool If true (default), allows the cache to be used.
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   */
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  function fetch($allow_cache = true)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    $lang_file = ENANO_ROOT . "/cache/lang_{$this->lang_id}.php";
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    // Attempt to load the strings from a cache file
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    if ( file_exists($lang_file) && $allow_cache )
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    {
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      // Yay! found it
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      $this->load_cache_file($lang_file);
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    }
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    else
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    {
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      // No cache file - select and retrieve from the database
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      $q = $db->sql_unbuffered_query("SELECT string_category, string_name, string_content FROM " . table_prefix . "language_strings WHERE lang_id = {$this->lang_id};");
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      if ( !$q )
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        $db->_die('lang.php - selecting language string data');
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      if ( $row = $db->fetchrow() )
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      {
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        $strings = array();
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        do
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        {
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          $cat =& $row['string_category'];
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          if ( !is_array(@$strings[$cat]) )
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          {
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            $strings[$cat] = array();
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          }
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          $strings[$cat][ $row['string_name'] ] = $row['string_content'];
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        }
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        while ( $row = $db->fetchrow() );
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        // all done fetching
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        $this->merge($strings);
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      }
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      else
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      {
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        if ( !defined('ENANO_ALLOW_LOAD_NOLANG') )
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          $db->_die('lang.php - No strings for language ' . $this->lang_code);
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      }
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    }
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  }
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  /**
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   * Loads a file from the disk cache (treated as PHP) and merges it into RAM.
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   * @param string File to load
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   */
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  function load_cache_file($file)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    // We're using eval() here because it makes handling scope easier.
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    if ( !file_exists($file) )
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      $db->_die('lang.php - requested cache file doesn\'t exist');
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    $contents = file_get_contents($file);
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    $contents = preg_replace('/([\s]*)<\?php/', '', $contents);
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    @eval($contents);
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    if ( !isset($lang_cache) || ( isset($lang_cache) && !is_array($lang_cache) ) )
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      $db->_die('lang.php - the cache file is invalid (didn\'t set $lang_cache as an array)');
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    $this->merge($lang_cache);
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  }
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  /**
243
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   * Loads a JSON language file and parses the strings into RAM. Will use the cache if possible, but stays far away from the database,
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   * which we assume doesn't exist yet.
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   */
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  function load_file($file)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    if ( !file_exists($file) )
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    {
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      if ( defined('IN_ENANO_INSTALL') )
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      {
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        die('lang.php - requested JSON file (' . htmlspecialchars($file) . ') doesn\'t exist');
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      }
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      else
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      {
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        $db->_die('lang.php - requested JSON file doesn\'t exist');
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      }
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    }
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    $contents = trim(@file_get_contents($file));
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    if ( empty($contents) )
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      $db->_die('lang.php - empty language file...');
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    // Trim off all text before and after the starting and ending braces
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    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
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    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
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    $contents = trim($contents);
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    if ( empty($contents) )
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      $db->_die('lang.php - no meat to the language file...');
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    $checksum = md5($contents);
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    if ( file_exists("./cache/lang_json_{$checksum}.php") )
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    {
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      $this->load_cache_file("./cache/lang_json_{$checksum}.php");
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    }
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    else
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    {
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      // Correct syntax to be nice to the json parser
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      // eliminate comments
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      $contents = preg_replace(array(
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              // eliminate single line comments in '// ...' form
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              '#^\s*//(.+)$#m',
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              // eliminate multi-line comments in '/* ... */' form, at start of string
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              '#^\s*/\*(.+)\*/#Us',
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              // eliminate multi-line comments in '/* ... */' form, at end of string
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              '#/\*(.+)\*/\s*$#Us'
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            ), '', $contents);
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      $contents = preg_replace('/([,\{\[])([\s]*?)([a-z0-9_]+)([\s]*?):/', '\\1\\2"\\3" :', $contents);
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      try
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      {
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        $langdata = enano_json_decode($contents);
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      }
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      catch(Zend_Json_Exception $e)
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      {
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        $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($e, true)) . '</pre><p>');
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        exit;
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   249
      }
243
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      if ( !is_array($langdata) )
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        $db->_die('lang.php - invalid language file');
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      if ( !isset($langdata['categories']) || !isset($langdata['strings']) )
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        $db->_die('lang.php - language file does not contain the proper items');
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      $this->merge($langdata['strings']);
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      $lang_file = "./cache/lang_json_{$checksum}.php";
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      $handle = @fopen($lang_file, 'w');
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      if ( !$handle )
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        // Couldn't open the file. Silently fail and let the strings come from RAM.
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        return false;
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   265
        
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      // The file's open, that means we should be good.
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      fwrite($handle, '<?php
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// This file was generated automatically by Enano. You should not edit this file because any changes you make
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// to it will not be visible in the ACP and all changes will be lost upon any changes to strings in the admin panel.
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$lang_cache = ');
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      $exported = $this->var_export_string($this->strings);
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      if ( empty($exported) )
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        // Ehh, that's not good
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        $db->_die('lang.php - load_file(): var_export_string() failed');
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      fwrite($handle, $exported . '; ?>');
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      // Clean up
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   281
      unset($exported, $langdata);
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   283
      // Done =)
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   284
      fclose($handle);
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   285
    }
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   286
  }
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   288
  /**
205
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   * Merges a standard language assoc array ($arr[cat][stringid]) with the master in RAM.
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   * @param array
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   291
   */
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  function merge($strings)
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   294
  {
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   295
    // This is stupidly simple.
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   296
    foreach ( $strings as $cat_id => $contents )
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   297
    {
243
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   298
      if ( !isset($this->strings[$cat_id]) || ( isset($this->strings[$cat_id]) && !is_array($this->strings[$cat_id]) ) )
205
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        $this->strings[$cat_id] = array();
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   300
      foreach ( $contents as $string_id => $string )
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   301
      {
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   302
        $this->strings[$cat_id][$string_id] = $string;
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   303
      }
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diff changeset
   304
    }
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   305
  }
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diff changeset
   306
  
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   307
  /**
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   308
   * Imports a JSON-format language file into the database and merges with current strings.
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   309
   * @param string Path to the JSON file to load
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
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   310
   * @param bool Enable debugging output, makes the process over CLI more interesting
205
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   311
   */
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   312
  
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
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   313
  function import($file, $debug = false)
205
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   314
  {
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   315
    global $db, $session, $paths, $template, $plugins; // Common objects
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diff changeset
   316
    
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diff changeset
   317
    if ( !file_exists($file) )
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   318
      $db->_die('lang.php - can\'t import language file: string file doesn\'t exist');
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diff changeset
   319
    
241
c671f3bb8aed Trying to get lang import to work in the installer; it's not working ATM - cache file is generated with lang_id = 0. Syncing to Nighthawk.
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diff changeset
   320
    if ( $this->lang_id == 0 )
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diff changeset
   321
      $db->_die('lang.php - BUG: trying to perform import when $lang->lang_id == 0');
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diff changeset
   322
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
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diff changeset
   323
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
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diff changeset
   324
      $br = ( isset($_SERVER['REQUEST_URI']) ) ? '<br />' : '';
9a52679143db Added debugging ability to Language::import() for CLI usage
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diff changeset
   325
    
9a52679143db Added debugging ability to Language::import() for CLI usage
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diff changeset
   326
    if ( $debug )
9a52679143db Added debugging ability to Language::import() for CLI usage
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diff changeset
   327
      echo "Importing file: $file$br\n  Checking file...$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
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diff changeset
   328
    
205
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diff changeset
   329
    $contents = trim(@file_get_contents($file));
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diff changeset
   330
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   331
    if ( empty($contents) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   332
      $db->_die('lang.php - can\'t load the contents of the language file');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   333
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   334
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   335
      echo "  Cleaning up JSON$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   336
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   337
    // Trim off all text before and after the starting and ending braces
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   338
    $contents = preg_replace('/^([^{]+)\{/', '{', $contents);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   339
    $contents = preg_replace('/\}([^}]+)$/', '}', $contents);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   340
    
334
c72b545f1304 More localization work. Resolved major issue with JSON parser not parsing files over ~50KB. Switched JSON parser to the one from the Zend Framework (BSD licensed). Forced to split enano.json into five different files.
Dan
parents: 243
diff changeset
   341
    // 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
   342
    $contents = enano_clean_json($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
   343
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   344
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   345
      echo "  Decoding JSON stream$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   346
    
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
   347
    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
   348
    {
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
   349
      $langdata = enano_json_decode($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
   350
    }
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
   351
    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
   352
    {
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
   353
      $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($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
   354
      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
   355
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   356
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   357
    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
   358
    {
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
   359
      $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
   360
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   361
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   362
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   363
      echo "  Starting string import$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   364
    
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   365
    return $this->import_array($langdata, $debug);
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   366
  }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   367
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   368
  /**
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   369
   * 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
   370
   * @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
   371
   */
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   372
  
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   373
  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
   374
  {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   375
    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
   376
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   377
    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
   378
      $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
   379
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   380
    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
   381
      $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
   382
    
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
   383
    $block = pluginLoader::parse_plugin_blocks($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
   384
    if ( !is_array($block) )
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   385
      return false;
586fd7d3202d Fixed some stray version numbers (again!); added support for Diffie-Hellman logins in the normal login form (not AJAX) - even works in IE
Dan
parents: 504
diff changeset
   386
    if ( !isset($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
   387
      return false;
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   388
    
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
   389
    $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
   390
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   391
    // 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
   392
    $contents = enano_trim_json($contents);
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   393
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   394
    // 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
   395
    $contents = enano_clean_json($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   396
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   397
    try
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   398
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   399
      $langdata = enano_json_decode($contents);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   400
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   401
    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
   402
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   403
      $db->_die('lang.php - Exception caught by JSON parser</p><pre>' . htmlspecialchars(print_r($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
   404
      exit;
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   405
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   406
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   407
    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
   408
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   409
      $db->_die('lang.php - 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
   410
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   411
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   412
    // 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
   413
    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
   414
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   415
      // Yes, import that
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   416
      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
   417
    }
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
    // 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
   420
    $supported_langs = array_keys($langdata);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   421
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   422
    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
   423
    {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   424
      $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
   425
    }
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   426
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   427
    $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
   428
    
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   429
    return $this->import_array($langdata[$first_lang]);
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   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
  /**
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   433
   * 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
   434
   * @param array Parsed JSON object, should be in the form of an array
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   435
   * @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
   436
   * @access private
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   437
   */
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   438
  
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   439
  protected function import_array($langdata, $debug = false) 
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   440
  {
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   441
    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
   442
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   443
    if ( !isset($langdata['categories']) || !isset($langdata['strings']) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   444
      $db->_die('lang.php - language file does not contain the proper items');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   445
    
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   446
    if ( $debug )
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   447
      $br = ( isset($_SERVER['REQUEST_URI']) ) ? '<br />' : '';
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   448
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   449
    $insert_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   450
    $delete_list = array();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   451
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   452
    foreach ( $langdata['categories'] as $category )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   453
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   454
      if ( isset($langdata['strings'][$category]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   455
      {
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   456
        if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   457
        {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   458
          $desc = ( isset($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
   459
          echo "  Indexing category: $category ({$desc})$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   460
        }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   461
        foreach ( $langdata['strings'][$category] as $string_name => $string_value )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   462
        {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   463
          $string_name = $db->escape($string_name);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   464
          $string_value = $db->escape($string_value);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   465
          $category_name = $db->escape($category);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   466
          $insert_list[] = "({$this->lang_id}, '$category_name', '$string_name', '$string_value')";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   467
          $delete_list[] = "( lang_id = {$this->lang_id} AND string_category = '$category_name' AND string_name = '$string_name' )";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   468
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   469
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   470
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   471
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   472
    if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   473
    {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   474
      echo "  Running deletion of old strings...";
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   475
      $start = microtime_float();
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   476
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   477
    $delete_list = implode(" OR\n  ", $delete_list);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   478
    
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
   479
    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
   480
    {
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   481
      $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
   482
      
bb3e6c3bd4f4 Removed stray debugging info from ACL editor success notification; added ability for guests to set language on URI (?lang=eng); added html_in_pages ACL type and separated from php_in_pages so HTML can be embedded but not PHP; rewote portions of the path manager to better abstract URL input; added Zend Framework into list of BSD-licensed libraries; localized some remaining strings; got the migration script working, but just barely; fixed display bug in Special:Contributions; localized Main Page button in admin panel
Dan
parents: 376
diff changeset
   483
      // 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
   484
      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
   485
      
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
   486
      // 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
   487
      $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
   488
      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
   489
        $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
   490
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   491
    
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   492
    if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   493
    {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   494
      $time = round(microtime_float() - $start, 5);
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   495
      echo "({$time}s)$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   496
    }
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   497
    
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
   498
    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
   499
    {
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   500
      if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   501
      {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   502
        echo "  Inserting strings...";
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   503
        $start = microtime_float();
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   504
      }
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
   505
      $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
   506
      $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
   507
      
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
   508
      // 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
   509
      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
   510
      
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
   511
      // 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
   512
      $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
   513
      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
   514
        $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
   515
      
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   516
      if ( $debug )
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   517
      {
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   518
        $time = round(microtime_float() - $start, 5);
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   519
        echo "({$time}s)$br\n";
514
ecbfb747743e Added debugging switch to $lang->import() for help with optimization
Dan
parents: 507
diff changeset
   520
      }
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
   521
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   522
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   523
    // YAY! done!
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   524
    // 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
   525
    if ( $debug )
516
9a52679143db Added debugging ability to Language::import() for CLI usage
Dan
parents: 514
diff changeset
   526
      echo "  Regenerating cache file$br\n";
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   527
    $this->regen_caches();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   528
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   529
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   530
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   531
   * Refetches the strings and writes out the cache file.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   532
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   533
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   534
  function regen_caches()
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   535
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   536
    global $db, $session, $paths, $template, $plugins; // Common objects
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   537
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   538
    $lang_file = ENANO_ROOT . "/cache/lang_{$this->lang_id}.php";
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   539
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   540
    // Refresh the strings in RAM to the latest copies in the DB
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   541
    $this->fetch(false);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   542
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   543
    $handle = @fopen($lang_file, 'w');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   544
    if ( !$handle )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   545
      // Couldn't open the file. Silently fail and let the strings come from the database.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   546
      return false;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   547
      
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   548
    // The file's open, that means we should be good.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   549
    fwrite($handle, '<?php
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   550
// This file was generated automatically by Enano. You should not edit this file because any changes you make
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   551
// to it will not be visible in the ACP and all changes will be lost upon any changes to strings in the admin panel.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   552
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   553
$lang_cache = ');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   554
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   555
    $exported = $this->var_export_string($this->strings);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   556
    if ( empty($exported) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   557
      // Ehh, that's not good
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   558
      $db->_die('lang.php - var_export_string() failed');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   559
    
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   560
    fwrite($handle, $exported . '; ?>');
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   561
    
210
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   562
    // 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
   563
    $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 $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   564
    if ( !$q )
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   565
      $db->_die('lang.php - updating timestamp on language');
2b283402e4e4 Added language export to JSON page and localization for Javascript using $lang.get(). Localized AJAX login interface.
Dan
parents: 209
diff changeset
   566
    
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   567
    // Done =)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   568
    fclose($handle);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   569
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   570
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   571
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   572
   * Calls var_export() on whatever, and returns the function's output.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   573
   * @param mixed Whatever you want var_exported. Usually an array.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   574
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   575
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   576
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   577
  function var_export_string($val)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   578
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   579
    ob_start();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   580
    var_export($val);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   581
    $contents = ob_get_contents();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   582
    ob_end_clean();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   583
    return $contents;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   584
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   585
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   586
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   587
   * 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
   588
   * 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
   589
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   590
   * 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
   591
   * of 'foo' => 'foo substitute'.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   592
   *
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   593
   * @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
   594
   * @param array Optional. Associative array of substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   595
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   596
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   597
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   598
  function get($string_id, $substitutions = false)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   599
  {
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   600
    if ( !is_array($substitutions) )
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   601
      $substitutions = array();
536
218a627eb53e Rebrand as 1.1.4 (Caoineag alpha 4)
Dan
parents: 519
diff changeset
   602
    // if this isn't a valid language string ID, just return the string unprocessed.
218a627eb53e Rebrand as 1.1.4 (Caoineag alpha 4)
Dan
parents: 519
diff changeset
   603
    if ( !preg_match('/^([a-z0-9]+)((_[a-z0-9]+)+)$/', $string_id) )
218a627eb53e Rebrand as 1.1.4 (Caoineag alpha 4)
Dan
parents: 519
diff changeset
   604
      return $string_id;
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   605
    return $this->substitute($this->get_uncensored($string_id), $substitutions);
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   606
  }
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   607
  
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   608
  /**
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   609
   * 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
   610
   * strings are updated only if they were changed.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   611
   *
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   612
   * @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
   613
   * @param array Optional. Associative array of substitutions.
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   614
   * @return string
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   615
   */
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   616
  
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   617
  function get_uncensored($string_id, $substitutions = false)
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   618
  {
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   619
    // Extract the category and string ID
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   620
    $category = substr($string_id, 0, ( strpos($string_id, '_') ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   621
    $string_name = substr($string_id, ( strpos($string_id, '_') + 1 ));
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   622
    $found = false;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   623
    if ( isset($this->strings[$category]) && isset($this->strings[$category][$string_name]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   624
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   625
      $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   626
      $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   627
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   628
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   629
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   630
      // 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
   631
      // Or if it's the installer, no use in refetching, so just fail.
243
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   632
      if ( defined('IN_ENANO_INSTALL') )
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   633
      {
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   634
        return $string_id;
a7d0f2711df1 Installer localization started. Welcome, License, and SysReqs pages are fully localized.
Dan
parents: 241
diff changeset
   635
      }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   636
      $this->fetch();
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   637
      if ( isset($this->strings[$category]) && isset($this->strings[$category][$string_name]) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   638
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   639
        $found = true;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   640
        $string = $this->strings[$category][$string_name];
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   641
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   642
      if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   643
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   644
        // STILL not found. Check the default language.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   645
        $lang_default = ( $x = getConfig('default_language') ) ? intval($x) : $this->lang_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   646
        if ( $lang_default != $this->lang_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   647
        {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   648
          if ( !is_object($this->default) )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   649
            $this->default = new Language($lang_default);
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   650
          return $this->default->get_uncensored($string_id);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   651
        }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   652
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   653
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   654
    if ( !$found )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   655
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   656
      // Alright, it's nowhere. Return the input, grumble grumble...
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   657
      return $string_id;
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   658
    }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   659
    // Found it!
376
66732bd4532c Finished (or nearly finished) the admin language CP
Dan
parents: 372
diff changeset
   660
    return $string;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   661
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   662
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   663
  /**
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   664
   * Processes substitutions.
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   665
   * @param string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   666
   * @param array
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   667
   * @return string
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   668
   */
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   669
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   670
  function substitute($string, $subs)
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   671
  {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   672
    preg_match_all('/%this\.([a-z0-9_]+)%/', $string, $matches);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   673
    if ( count($matches[0]) > 0 )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   674
    {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   675
      foreach ( $matches[1] as $i => $string_id )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   676
      {
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   677
        $result = $this->get($string_id);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   678
        $string = str_replace($matches[0][$i], $result, $string);
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   679
      }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   680
    }
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   681
    preg_match_all('/%config\.([a-z0-9_]+)%/', $string, $matches);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   682
    if ( count($matches[0]) > 0 )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   683
    {
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   684
      foreach ( $matches[1] as $i => $string_id )
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   685
      {
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   686
        $result = getConfig($string_id);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   687
        $string = str_replace($matches[0][$i], $result, $string);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   688
      }
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   689
    }
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   690
    foreach ( $subs as $key => $value )
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   691
    {
209
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   692
      $subs[$key] = strval($value);
8a00247d1dee Login page mostly localized
Dan
parents: 205
diff changeset
   693
      $string = str_replace("%{$key}%", "{$subs[$key]}", $string);
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   694
    }
504
bc8e0e9ee01d Added support for embedding language data into plugins; updated all version numbers on plugin files
Dan
parents: 391
diff changeset
   695
    return ( $this->debug ) ? "$string*" : $string;
205
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   696
  }
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   697
  
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   698
} // class Language
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   699
c4542792db2b Localization low-level framework added
Dan
parents:
diff changeset
   700
?>