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  * $Revision::                                                        $ *
  14  * $Date::                                                            $ *
  15  * $Tag:: 0.2.1-FINAL                                                 $ *
  16  * $Author::                                                          $ *
  17  * Needs to be in all Files and every File needs "svn propset           *
  18  * svn:keywords Date Revision" (autoprobset!) at least!!!!!!            *
  19  * -------------------------------------------------------------------- *
  20  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  21  * For more information visit: http://www.mxchange.org                  *
  22  *                                                                      *
  23  * This program is free software; you can redistribute it and/or modify *
  24  * it under the terms of the GNU General Public License as published by *
  25  * the Free Software Foundation; either version 2 of the License, or    *
  26  * (at your option) any later version.                                  *
  27  *                                                                      *
  28  * This program is distributed in the hope that it will be useful,      *
  29  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  30  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  31  * GNU General Public License for more details.                         *
  32  *                                                                      *
  33  * You should have received a copy of the GNU General Public License    *
  34  * along with this program; if not, write to the Free Software          *
  35  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  36  * MA  02110-1301  USA                                                  *
  37  ************************************************************************/
  38
  39 // Some security stuff...
  40 if (!defined('__SECURITY')) {
  41         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), '/inc') + 4) . '/security.php';
  42         require($INC);
  43 }
  44
  45 // Create a selection box with installed and activated themes
  46 function generateThemeSelectionBox ($mod, $act, $wht, $result) {
  47         // Construction URL
  48         $formAction = "{!URL!}/modules.php?module=".$mod;
  49         if (!empty($act)) $formAction .= "&amp;action=".$act;
  50         if (!empty($wht)) $formAction .= "&amp;what=".$wht;
  51
  52         // Initialize array
  53         $themesArray = array(
  54                 'theme_unix'   => array(), // Unix name from filesystem
  55                 'theme_name'   => array()  // Title
  56         );
  57
  58         // Load all themes
  59         while ($content = SQL_FETCHARRAY($result)) {
  60                 // Load it's theme.php file
  61                 $INC = sprintf("theme/%s/theme.php", SQL_ESCAPE($content['theme_path']));
  62                 if (isIncludeReadable($INC)) {
  63                         // And save all data in array
  64                         loadInclude($INC);
  65                         $themesArray['theme_unix'][] = $content['theme_path'];
  66                         $themesArray['theme_name'][] = $GLOBALS['theme_data']['name'];
  67                 } // END - if
  68         } // END - while
  69
  70         // Sort whole array by title
  71         array_pk_sort($themesArray, array('theme_name'));
  72
  73         // Construct selection form for the box template
  74         $OUT = '';
  75         foreach ($themesArray['theme_unix'] as $key => $theme) {
  76                 $OUT .= "  <option value=\"".$theme."\"";
  77                 if ($theme == getCurrentTheme()) $OUT .= ' selected="selected"';
  78                 $OUT .= ">".$themesArray['theme_name'][$key]."</option>\n";
  79         } // END - foreach
  80
  81         // Remember content
  82         $content = array(
  83                 'form_action' => $formAction,
  84                 'selection'   => $OUT
  85         );
  86
  87         // Return generated selection
  88         return LOAD_TEMPLATE('theme_select_form', true, $content);
  89 }
  90
  91 // Get version from name
  92 function THEME_GET_VERSION ($name) {
  93         // Is the extension 'theme' installed?
  94         if (!EXT_IS_ACTIVE('theme')) {
  95                 // Then abort here
  96                 return '!.!';
  97         } // END - if
  98
  99         // Default version 'number'
 100         $cver = '?.?';
 101
 102         // Is the cache entry there?
 103         if (isset($GLOBALS['cache_array']['themes']['theme_ver'][$name])) {
 104                 // Get the version from cache
 105                 $cver = $GLOBALS['cache_array']['themes']['theme_ver'][$name];
 106
 107                 // Count up
 108                 incrementConfigEntry('cache_hits');
 109         } elseif (GET_EXT_VERSION('cache') != '0.1.8') {
 110                 // Load version from database
 111                 $result = SQL_QUERY_ESC("SELECT `theme_ver` FROM `{!_MYSQL_PREFIX!}_themes` WHERE `theme_path`='%s' LIMIT 1",
 112                         array($name), __FUNCTION__, __LINE__);
 113
 114                 // Entry found?
 115                 if (SQL_NUMROWS($result) == 1) {
 116                         // Fetch data
 117                         list($cver) = SQL_FETCHROW($result);
 118                 } // END - if
 119
 120                 // Free result
 121                 SQL_FREERESULT($result);
 122         }
 123
 124         // Return version
 125         return $cver;
 126 }
 127
 128 // Checks wether a theme is found in db
 129 function ifThemeExists ($name) {
 130         // Get theme and is it not nul?
 131         return (getThemeId($name) > 0);
 132 }
 133
 134 // Checks if a theme is active
 135 function isThemeActive ($name) {
 136         // Is the extension 'theme' installed?
 137         if (!EXT_IS_ACTIVE('theme')) {
 138                 // Then abort here
 139                 return false;
 140         } // END - if
 141
 142         // Default is nothing active
 143         $active = false;
 144
 145         // Is the cache entry there?
 146         if (isset($GLOBALS['cache_array']['themes']['theme_active'][$name])) {
 147                 // Get the version from cache
 148                 $active = ($GLOBALS['cache_array']['themes']['theme_active'][$name] == 'Y');
 149
 150                 // Count up
 151                 incrementConfigEntry('cache_hits');
 152         } elseif (GET_EXT_VERSION('cache') != '0.1.8') {
 153                 // Check if current theme is already imported or not
 154                 $result = SQL_QUERY_ESC("SELECT `theme_active` FROM `{!_MYSQL_PREFIX!}_themes` WHERE `theme_path`='%s' AND `theme_active`='Y' LIMIT 1",
 155                         array($name), __FUNCTION__, __LINE__);
 156
 157                 // Is the theme active and installed?
 158                 $active = (SQL_NUMROWS($result) == 1);
 159
 160                 // Free result
 161                 SQL_FREERESULT($result);
 162         }
 163
 164         // Return result
 165         return $active;
 166 }
 167
 168 // Gets current human-readable theme name
 169 function getCurrentThemeName () {
 170         // Is the extension 'theme' installed?
 171         if (!EXT_IS_ACTIVE('theme')) {
 172                 // Then abort here
 173                 return 'default';
 174         } // END - if
 175
 176         // Get the Uni* name
 177         $name = getCurrentTheme();
 178
 179         // Is the cache entry there?
 180         if (isset($GLOBALS['cache_array']['themes']['theme_name'][$name])) {
 181                 // Get the version from cache
 182                 $name = $GLOBALS['cache_array']['themes']['theme_name'][$name];
 183
 184                 // Count up
 185                 incrementConfigEntry('cache_hits');
 186         } elseif (GET_EXT_VERSION('cache') != '0.1.8') {
 187                 // Check if current theme is already imported or not
 188                 $result = SQL_QUERY_ESC("SELECT `theme_name` FROM `{!_MYSQL_PREFIX!}_themes` WHERE `theme_path`='%s' AND `theme_active`='Y' LIMIT 1",
 189                         array($name), __FUNCTION__, __LINE__);
 190
 191                 // Load theme name
 192                 list($name) = SQL_FETCHROW($result);
 193
 194                 // Free result
 195                 SQL_FREERESULT($result);
 196         }
 197
 198         // Return name
 199         return $name;
 200 }
 201
 202 // Initialize variables
 203 $GLOBALS['curr_theme'] = getCurrentTheme();
 204
 205 // Check if new theme is selcted
 206 if ((REQUEST_ISSET_POST('new_theme')) && (REQUEST_POST('new_theme') != $GLOBALS['curr_theme'])) {
 207         // Set new theme for guests
 208         $newTheme = REQUEST_POST('new_theme');
 209
 210         // Change to new theme
 211         setSession('mxchange_theme', $newTheme);
 212
 213         // Remove current from array and set new
 214         $theme = sprintf("%stheme/%s/theme.php", constant('PATH'), $GLOBALS['curr_theme']);
 215         REMOVE_INC_FROM_POOL($theme);
 216         ADD_INC_TO_POOL(sprintf("%stheme/%s/theme.php", constant('PATH'), $newTheme));
 217 } // END - if
 218
 219 // [EOF]
 220 ?>