inc/libs/theme_functions.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 12/03/2004 *
   4  * ===============                              Last change: 12/13/2004 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : theme-manager.php                                *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Theme manager                                    *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Themen-Manager                                   *
  12  * -------------------------------------------------------------------- *
  13  *                                                                      *
  14  * -------------------------------------------------------------------- *
  15  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  16  * For more information visit: http://www.mxchange.org                  *
  17  *                                                                      *
  18  * This program is free software; you can redistribute it and/or modify *
  19  * it under the terms of the GNU General Public License as published by *
  20  * the Free Software Foundation; either version 2 of the License, or    *
  21  * (at your option) any later version.                                  *
  22  *                                                                      *
  23  * This program is distributed in the hope that it will be useful,      *
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  26  * GNU General Public License for more details.                         *
  27  *                                                                      *
  28  * You should have received a copy of the GNU General Public License    *
  29  * along with this program; if not, write to the Free Software          *
  30  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  31  * MA  02110-1301  USA                                                  *
  32  ************************************************************************/
  33
  34 // Some security stuff...
  35 if (!defined('__SECURITY')) {
  36         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  37         require($INC);
  38 }
  39
  40 function THEME_SELECTION_BOX($mod, $act, $wht, $result) {
  41         // Construction URL
  42         $FORM = URL."/modules.php?module=".$mod;
  43         if (!empty($act)) $FORM .= "&amp;action=".$act;
  44         if (!empty($wht))   $FORM .= "&amp;what=".$wht;
  45         define('__FORM_VALUE', $FORM);
  46
  47         // Initialize array
  48         $THEMES = array(
  49                 'theme_unix'   => array(), // Unix name from filesystem
  50                 'theme_name'   => array()  // Title
  51         );
  52
  53         // Load all themes
  54         while(list($theme) = SQL_FETCHROW($result)) {
  55                 // Load it's theme.php file
  56                 $INC = sprintf("%stheme/%s/theme.php", PATH, SQL_ESCAPE($theme));
  57                 if (FILE_READABLE($INC)) {
  58                         // And save all data in array
  59                         require($INC);
  60                         $THEMES['theme_unix'][] = $theme;
  61                         $THEMES['theme_name'][] = $THEME_NAME;
  62                 } // END - if
  63         } // END - while
  64
  65         // Sort whole array by title
  66         array_pk_sort($THEMES, array("theme_name"));
  67
  68         // Construct selection form for the box template
  69         $OUT = "";
  70         foreach ($THEMES['theme_unix'] as $key => $theme) {
  71                 $OUT .= "  <OPTION value=\"".$theme."\"";
  72                 if ($theme == GET_CURR_THEME()) $OUT .= " selected=\"selected\"";
  73                 $OUT .= ">".$THEMES['theme_name'][$key]."</OPTION>\n";
  74         } // END - foreach
  75
  76         // Return generated selection
  77         define('__THEME_SELECTION_OPTIONS', $OUT);
  78         $OUT = LOAD_TEMPLATE("theme_select_form", true);
  79         return $OUT;
  80 }
  81
  82 // Get version from name
  83 function THEME_GET_VERSION ($name) {
  84         global $cacheArray;
  85
  86         // Is the extension "theme" installed?
  87         if (!EXT_IS_ACTIVE("theme")) {
  88                 // Then abort here
  89                 return "!.!";
  90         } // END - if
  91
  92         // Default version "number"
  93         $cver = "?.?";
  94
  95         // Is the cache entry there?
  96         if (isset($cacheArray['themes']['theme_ver'][$name])) {
  97                 // Get the version from cache
  98                 $cver = $cacheArray['themes']['theme_ver'][$name];
  99
 100                 // Count up
 101                 incrementConfigEntry('cache_hits');
 102         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 103                 // Load version from database
 104                 $result = SQL_QUERY_ESC("SELECT theme_ver FROM `"._MYSQL_PREFIX."_themes` WHERE theme_path='%s' LIMIT 1",
 105                         array($name), __FILE__, __LINE__);
 106
 107                 // Entry found?
 108                 if (SQL_NUMROWS($result) == 1) {
 109                         // Fetch data
 110                         list($cver) = SQL_FETCHROW($result);
 111                 } // END - if
 112
 113                 // Free result
 114                 SQL_FREERESULT($result);
 115         }
 116
 117         // Return version
 118         return $cver;
 119 }
 120
 121 // Checks wether a theme is found in db
 122 function THEME_CHECK_EXIST ($name) {
 123         // Get theme and is it not nul?
 124         return (THEME_GET_ID($name) > 0);
 125 }
 126
 127 // Checks if a theme is active
 128 function THEME_IS_ACTIVE ($name) {
 129         global $cacheArray;
 130
 131         // Is the extension "theme" installed?
 132         if (!EXT_IS_ACTIVE("theme")) {
 133                 // Then abort here
 134                 return false;
 135         } // END - if
 136
 137         // Default is nothing active
 138         $active = false;
 139
 140         // Is the cache entry there?
 141         if (isset($cacheArray['themes']['theme_active'][$name])) {
 142                 // Get the version from cache
 143                 $active = ($cacheArray['themes']['theme_active'][$name] == "Y");
 144
 145                 // Count up
 146                 incrementConfigEntry('cache_hits');
 147         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 148                 // Check if current theme is already imported or not
 149                 $result = SQL_QUERY_ESC("SELECT theme_active FROM `"._MYSQL_PREFIX."_themes` WHERE theme_path='%s' AND theme_active='Y' LIMIT 1",
 150                         array($name), __FILE__, __LINE__);
 151
 152                 // Is the theme active and installed?
 153                 $active = (SQL_NUMROWS($result) == 1);
 154
 155                 // Free result
 156                 SQL_FREERESULT($result);
 157         }
 158
 159         // Return result
 160         return $active;
 161 }
 162
 163 // Gets current human-readable theme name
 164 function GET_CURR_THEME_NAME () {
 165         global $cacheArray;
 166
 167         // Is the extension "theme" installed?
 168         if (!EXT_IS_ACTIVE("theme")) {
 169                 // Then abort here
 170                 return "default";
 171         } // END - if
 172
 173         // Get the Uni* name
 174         $name = GET_CURR_THEME();
 175
 176         // Is the cache entry there?
 177         if (isset($cacheArray['themes']['theme_name'][$name])) {
 178                 // Get the version from cache
 179                 $name = $cacheArray['themes']['theme_name'][$name];
 180
 181                 // Count up
 182                 incrementConfigEntry('cache_hits');
 183         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 184                 // Check if current theme is already imported or not
 185                 $result = SQL_QUERY_ESC("SELECT theme_name FROM `"._MYSQL_PREFIX."_themes` WHERE theme_path='%s' AND theme_active='Y' LIMIT 1",
 186                         array($name), __FILE__, __LINE__);
 187
 188                 // Load theme name
 189                 list($name) = SQL_FETCHROW($result);
 190
 191                 // Free result
 192                 SQL_FREERESULT($result);
 193         }
 194
 195         // Return name
 196         return $name;
 197 }
 198
 199 // Initialize variables
 200 $currTheme = GET_CURR_THEME();
 201
 202 // Check if new theme is selcted
 203 if ((!empty($_POST['new_theme'])) && ($_POST['new_theme'] != $currTheme)) {
 204         // Set new theme for guests
 205         $newTheme = $_POST['new_theme'];
 206
 207         // Change to new theme
 208         set_session('mxchange_theme', $newTheme);
 209
 210         // Remove current from array and set new
 211         $theme = sprintf("%stheme/%s/theme.php", PATH, $currTheme);
 212         unset($INC_POOL[array_search($theme, $INC_POOL)]);
 213         $INC_POOL[] = sprintf("%stheme/%s/theme.php", PATH, $newTheme);
 214 } // END - if
 215
 216 //
 217 ?>