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 // Create a selection box with installed and activated themes
  41 function THEME_SELECTION_BOX ($mod, $act, $wht, $result) {
  42         // Construction URL
  43         $formAction = "{!URL!}/modules.php?module=".$mod;
  44         if (!empty($act)) $formAction .= "&amp;action=".$act;
  45         if (!empty($wht)) $formAction .= "&amp;what=".$wht;
  46
  47         // Initialize array
  48         $themesArray = array(
  49                 'theme_unix'   => array(), // Unix name from filesystem
  50                 'theme_name'   => array()  // Title
  51         );
  52
  53         // Load all themes
  54         while ($content = SQL_FETCHARRAY($result)) {
  55                 // Load it's theme.php file
  56                 $INC = sprintf("theme/%s/theme.php", SQL_ESCAPE($content['theme_path']));
  57                 if (INCLUDE_READABLE($INC)) {
  58                         // And save all data in array
  59                         LOAD_INC($INC);
  60                         $themesArray['theme_unix'][] = $content['theme_path'];
  61                         $themesArray['theme_name'][] = $THEME_NAME;
  62                 } // END - if
  63         } // END - while
  64
  65         // Sort whole array by title
  66         array_pk_sort($themesArray, array("theme_name"));
  67
  68         // Construct selection form for the box template
  69         $OUT = "";
  70         foreach ($themesArray['theme_unix'] as $key => $theme) {
  71                 $OUT .= "  <option value=\"".$theme."\"";
  72                 if ($theme == GET_CURR_THEME()) $OUT .= " selected=\"selected\"";
  73                 $OUT .= ">".$themesArray['theme_name'][$key]."</option>\n";
  74         } // END - foreach
  75
  76         // Remember content
  77         $content = array(
  78                 'form_action' => $formAction,
  79                 'selection'   => $OUT
  80         );
  81
  82         // Return generated selection
  83         return LOAD_TEMPLATE("theme_select_form", true, $content);
  84 }
  85
  86 // Get version from name
  87 function THEME_GET_VERSION ($name) {
  88         // Is the extension "theme" installed?
  89         if (!EXT_IS_ACTIVE("theme")) {
  90                 // Then abort here
  91                 return "!.!";
  92         } // END - if
  93
  94         // Default version "number"
  95         $cver = "?.?";
  96
  97         // Is the cache entry there?
  98         if (isset($GLOBALS['cache_array']['themes']['theme_ver'][$name])) {
  99                 // Get the version from cache
 100                 $cver = $GLOBALS['cache_array']['themes']['theme_ver'][$name];
 101
 102                 // Count up
 103                 incrementConfigEntry('cache_hits');
 104         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 105                 // Load version from database
 106                 $result = SQL_QUERY_ESC("SELECT theme_ver FROM `{!_MYSQL_PREFIX!}_themes` WHERE theme_path='%s' LIMIT 1",
 107                         array($name), __FUNCTION__, __LINE__);
 108
 109                 // Entry found?
 110                 if (SQL_NUMROWS($result) == 1) {
 111                         // Fetch data
 112                         list($cver) = SQL_FETCHROW($result);
 113                 } // END - if
 114
 115                 // Free result
 116                 SQL_FREERESULT($result);
 117         }
 118
 119         // Return version
 120         return $cver;
 121 }
 122
 123 // Checks wether a theme is found in db
 124 function THEME_CHECK_EXIST ($name) {
 125         // Get theme and is it not nul?
 126         return (THEME_GET_ID($name) > 0);
 127 }
 128
 129 // Checks if a theme is active
 130 function THEME_IS_ACTIVE ($name) {
 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         $active = false;
 139
 140         // Is the cache entry there?
 141         if (isset($GLOBALS['cache_array']['themes']['theme_active'][$name])) {
 142                 // Get the version from cache
 143                 $active = ($GLOBALS['cache_array']['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), __FUNCTION__, __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         // Is the extension "theme" installed?
 166         if (!EXT_IS_ACTIVE("theme")) {
 167                 // Then abort here
 168                 return "default";
 169         } // END - if
 170
 171         // Get the Uni* name
 172         $name = GET_CURR_THEME();
 173
 174         // Is the cache entry there?
 175         if (isset($GLOBALS['cache_array']['themes']['theme_name'][$name])) {
 176                 // Get the version from cache
 177                 $name = $GLOBALS['cache_array']['themes']['theme_name'][$name];
 178
 179                 // Count up
 180                 incrementConfigEntry('cache_hits');
 181         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 182                 // Check if current theme is already imported or not
 183                 $result = SQL_QUERY_ESC("SELECT theme_name FROM `{!_MYSQL_PREFIX!}_themes` WHERE theme_path='%s' AND theme_active='Y' LIMIT 1",
 184                         array($name), __FUNCTION__, __LINE__);
 185
 186                 // Load theme name
 187                 list($name) = SQL_FETCHROW($result);
 188
 189                 // Free result
 190                 SQL_FREERESULT($result);
 191         }
 192
 193         // Return name
 194         return $name;
 195 }
 196
 197 // Initialize variables
 198 $GLOBALS['curr_theme'] = GET_CURR_THEME();
 199
 200 // Check if new theme is selcted
 201 if ((REQUEST_ISSET_POST(('new_theme'))) && (REQUEST_POST('new_theme') != $GLOBALS['curr_theme'])) {
 202         // Set new theme for guests
 203         $newTheme = REQUEST_POST('new_theme');
 204
 205         // Change to new theme
 206         set_session('mxchange_theme', $newTheme);
 207
 208         // Remove current from array and set new
 209         $theme = sprintf("%stheme/%s/theme.php", constant('PATH'), $GLOBALS['curr_theme']);
 210         unset($INC_POOL[array_search($theme, $INC_POOL)]);
 211         $INC_POOL[] = sprintf("%stheme/%s/theme.php", constant('PATH'), $newTheme);
 212 } // END - if
 213
 214 //
 215 ?>