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