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 // Always make sure the session management is initialized first
  41 require_once(PATH."inc/session.php");
  42
  43 // Dirty fix for dublicate function
  44 if (!function_exists('GET_CURR_THEME')) {
  45 // Get current theme name
  46 function GET_CURR_THEME() {
  47         global $INC_POOL, $_CONFIG, $CSS, $cacheArray;
  48
  49         // The default theme is 'default'... ;-)
  50         $ret = "default";
  51
  52         // Load default theme if not empty from configuration
  53         if (getConfig('default_theme') != "") $ret = getConfig('default_theme');
  54
  55         if (!isSessionVariableSet('mxchange_theme')) {
  56                 // Set default theme
  57                 set_session("mxchange_theme", $ret);
  58         } elseif ((isSessionVariableSet('mxchange_theme')) && (GET_EXT_VERSION("sql_patches") >= "0.1.4")) {
  59                 //die("<pre>".print_r($cacheArray['themes'], true)."</pre>");
  60                 // Get theme from cookie
  61                 $ret = get_session('mxchange_theme');
  62
  63                 // Is it valid?
  64                 if (THEME_GET_ID($ret) == 0) {
  65                         // Fix it to default
  66                         $ret = "default";
  67                 } // END - if
  68         } elseif ((!isBooleanConstantAndTrue('mxchange_installed')) && ((isBooleanConstantAndTrue('mxchange_installing')) || ($CSS == true)) && ((!empty($_GET['theme'])) || (!empty($_POST['theme'])))) {
  69                 // Prepare FQFN for checking
  70                 $theme = sprintf("%stheme/%s/theme.php", PATH, SQL_ESCAPE($_GET['theme']));
  71
  72                 // Installation mode active
  73                 if ((!empty($_GET['theme'])) && (FILE_READABLE($theme))) {
  74                         // Set cookie from URL data
  75                         set_session("mxchange_theme", SQL_ESCAPE($_GET['theme']));
  76                 } elseif (FILE_READABLE(sprintf("%stheme/%s/theme.php", PATH, SQL_ESCAPE($_POST['theme'])))) {
  77                         // Set cookie from posted data
  78                         set_session("mxchange_theme", SQL_ESCAPE($_POST['theme']));
  79                 }
  80
  81                 // Set return value
  82                 $ret = get_session('mxchange_theme');
  83         } else {
  84                 // Invalid design, reset cookie
  85                 set_session("mxchange_theme", $ret);
  86         }
  87
  88         // Add (maybe) found theme.php file to inclusion list
  89         $theme = sprintf("%stheme/%s/theme.php", PATH, SQL_ESCAPE($ret));
  90
  91         // Try to load the requested include file
  92         if (FILE_READABLE($theme)) $INC_POOL[] = $theme;
  93
  94         // Return theme value
  95         return $ret;
  96 }
  97 } // END - if
  98
  99 function THEME_SELECTION_BOX($mod, $act, $wht, $result) {
 100         // Construction URL
 101         $FORM = URL."/modules.php?module=".$mod;
 102         if (!empty($act)) $FORM .= "&amp;action=".$act;
 103         if (!empty($wht))   $FORM .= "&amp;what=".$wht;
 104         define('__FORM_VALUE', $FORM);
 105
 106         // Initialize array
 107         $THEMES = array(
 108                 'theme_unix'   => array(), // Unix name from filesystem
 109                 'theme_name'   => array()  // Title
 110         );
 111
 112         // Load all themes
 113         while(list($theme) = SQL_FETCHROW($result)) {
 114                 // Load it's theme.php file
 115                 $INC = sprintf("%stheme/%s/theme.php", PATH, SQL_ESCAPE($theme));
 116                 if (FILE_READABLE($INC)) {
 117                         // And save all data in array
 118                         require($INC);
 119                         $THEMES['theme_unix'][] = $theme;
 120                         $THEMES['theme_name'][] = $THEME_NAME;
 121                 } // END - if
 122         } // END - while
 123
 124         // Sort whole array by title
 125         array_pk_sort($THEMES, array("theme_name"));
 126
 127         // Construct selection form for the box template
 128         $OUT = "";
 129         foreach ($THEMES['theme_unix'] as $key => $theme) {
 130                 $OUT .= "  <OPTION value=\"".$theme."\"";
 131                 if ($theme == GET_CURR_THEME()) $OUT .= " selected=\"selected\"";
 132                 $OUT .= ">".$THEMES['theme_name'][$key]."</OPTION>\n";
 133         } // END - foreach
 134
 135         // Return generated selection
 136         define('__THEME_SELECTION_OPTIONS', $OUT);
 137         $OUT = LOAD_TEMPLATE("theme_select_form", true);
 138         return $OUT;
 139 }
 140
 141 // Get version from name
 142 function THEME_GET_VERSION ($name) {
 143         global $cacheArray, $_CONFIG;
 144
 145         // Is the extension "theme" installed?
 146         if (!EXT_IS_ACTIVE("theme")) {
 147                 // Then abort here
 148                 return "0.0";
 149         } // END - if
 150
 151         // Default version "number"
 152         $cver = "-.-";
 153
 154         // Is the cache entry there?
 155         if (isset($cacheArray['themes']['theme_ver'][$name])) {
 156                 // Get the version from cache
 157                 $cver = $cacheArray['themes']['theme_ver'][$name];
 158
 159                 // Count up
 160                 if (getConfig('cache_hits') > 0) { $_CONFIG['cache_hits']++; } else { $_CONFIG['cache_hits'] = 1; }
 161         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 162                 // Load version from database
 163                 $result = SQL_QUERY_ESC("SELECT theme_ver FROM `"._MYSQL_PREFIX."_themes` WHERE theme_path='%s' LIMIT 1",
 164                         array($name), __FILE__, __LINE__);
 165
 166                 // Entry found?
 167                 if (SQL_NUMROWS($result) == 1) {
 168                         // Fetch data
 169                         list($cver) = SQL_FETCHROW($result);
 170                 } // END - if
 171
 172                 // Free result
 173                 SQL_FREERESULT($result);
 174         }
 175
 176         // Return version
 177         return $cver;
 178 }
 179
 180 // Get id from theme
 181 function THEME_GET_ID ($name) {
 182         global $cacheArray, $_CONFIG;
 183
 184         // Is the extension "theme" installed?
 185         if (!EXT_IS_ACTIVE("theme")) {
 186                 // Then abort here
 187                 return 0;
 188         } // END - if
 189
 190         // Default id
 191         $id = 0;
 192
 193         // Is the cache entry there?
 194         if (isset($cacheArray['themes']['id'][$name])) {
 195                 // Get the version from cache
 196                 $id = $cacheArray['themes']['id'][$name];
 197
 198                 // Count up
 199                 if (getConfig('cache_hits') > 0) { $_CONFIG['cache_hits']++; } else { $_CONFIG['cache_hits'] = 1; }
 200         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 201                 // Check if current theme is already imported or not
 202                 $result = SQL_QUERY_ESC("SELECT id FROM `"._MYSQL_PREFIX."_themes` WHERE theme_path='%s' LIMIT 1",
 203                         array($name), __FILE__, __LINE__);
 204
 205                 // Entry found?
 206                 if (SQL_NUMROWS($result) == 1) {
 207                         // Fetch data
 208                         list($id) = SQL_FETCHROW($result);
 209                 } // END - if
 210
 211                 // Free result
 212                 SQL_FREERESULT($result);
 213         }
 214
 215         // Return id
 216         return $id;
 217 }
 218
 219 // Checks wether a theme is found in db
 220 function THEME_CHECK_EXIST ($name) {
 221         // Get theme and is it not nul?
 222         return (THEME_GET_ID($name) > 0);
 223 }
 224
 225 // Checks if a theme is active
 226 function THEME_IS_ACTIVE ($name) {
 227         global $cacheArray, $_CONFIG;
 228
 229         // Is the extension "theme" installed?
 230         if (!EXT_IS_ACTIVE("theme")) {
 231                 // Then abort here
 232                 return false;
 233         } // END - if
 234
 235         // Default is nothing active
 236         $active = false;
 237
 238         // Is the cache entry there?
 239         if (isset($cacheArray['themes']['theme_active'][$name])) {
 240                 // Get the version from cache
 241                 $active = ($cacheArray['themes']['theme_active'][$name] == "Y");
 242
 243                 // Count up
 244                 if (getConfig('cache_hits') > 0) { $_CONFIG['cache_hits']++; } else { $_CONFIG['cache_hits'] = 1; }
 245         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 246                 // Check if current theme is already imported or not
 247                 $result = SQL_QUERY_ESC("SELECT theme_active FROM `"._MYSQL_PREFIX."_themes` WHERE theme_path='%s' AND theme_active='Y' LIMIT 1",
 248                         array($name), __FILE__, __LINE__);
 249
 250                 // Is the theme active and installed?
 251                 $active = (SQL_NUMROWS($result) == 1);
 252
 253                 // Free result
 254                 SQL_FREERESULT($result);
 255         }
 256
 257         // Return result
 258         return $active;
 259 }
 260
 261 // Gets current human-readable theme name
 262 function GET_CURR_THEME_NAME () {
 263         global $cacheArray, $_CONFIG;
 264
 265         // Is the extension "theme" installed?
 266         if (!EXT_IS_ACTIVE("theme")) {
 267                 // Then abort here
 268                 return "default";
 269         } // END - if
 270
 271         // Get the Uni* name
 272         $name = GET_CURR_THEME();
 273
 274         // Is the cache entry there?
 275         if (isset($cacheArray['themes']['theme_name'][$name])) {
 276                 // Get the version from cache
 277                 $name = $cacheArray['themes']['theme_name'][$name];
 278
 279                 // Count up
 280                 if (getConfig('cache_hits') > 0) { $_CONFIG['cache_hits']++; } else { $_CONFIG['cache_hits'] = 1; }
 281         } elseif (GET_EXT_VERSION("cache") != "0.1.8") {
 282                 // Check if current theme is already imported or not
 283                 $result = SQL_QUERY_ESC("SELECT theme_name FROM `"._MYSQL_PREFIX."_themes` WHERE theme_path='%s' AND theme_active='Y' LIMIT 1",
 284                         array($name), __FILE__, __LINE__);
 285
 286                 // Load theme name
 287                 list($name) = SQL_FETCHROW($result);
 288
 289                 // Free result
 290                 SQL_FREERESULT($result);
 291         }
 292
 293         // Return name
 294         return $name;
 295 }
 296
 297 // Initialize variables
 298 $currTheme = GET_CURR_THEME();
 299
 300 // Check if new theme is selcted
 301 if ((!empty($_POST['new_theme'])) && ($_POST['new_theme'] != $currTheme)) {
 302         // Set new theme for guests
 303         $newTheme = $_POST['new_theme'];
 304
 305         // Change to new theme
 306         set_session("mxchange_theme", $newTheme);
 307
 308         // Remove current from array and set new
 309         $theme = sprintf("%stheme/%s/theme.php", PATH, $currTheme);
 310         unset($INC_POOL[array_search($theme, $INC_POOL)]);
 311         $INC_POOL[] = sprintf("%stheme/%s/theme.php", PATH, $newTheme);
 312 } // END - if
 313
 314 //
 315 ?>