Index: mod1/class.tx_extdeveval_sprites.php
===================================================================
--- mod1/class.tx_extdeveval_sprites.php	(Revision 0)
+++ mod1/class.tx_extdeveval_sprites.php	(Revision 0)
@@ -0,0 +1,84 @@
+<?php
+/***************************************************************
+*  Copyright notice
+*
+*  (c) 2010-2010 Steffen Ritter <info@steffen-ritter.net>
+*  All rights reserved
+*
+*  This script is part of the TYPO3 project. The TYPO3 project is
+*  free software; you can redistribute it and/or modify
+*  it under the terms of the GNU General Public License as published by
+*  the Free Software Foundation; either version 2 of the License, or
+*  (at your option) any later version.
+*
+*  The GNU General Public License can be found at
+*  http://www.gnu.org/copyleft/gpl.html.
+*
+*  This script is distributed in the hope that it will be useful,
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of
+*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*  GNU General Public License for more details.
+*
+*  This copyright notice MUST APPEAR in all copies of the script!
+***************************************************************/
+/**
+ * generates sprites for t3skin and extensions
+ *
+ *
+ * @author	Steffen Ritter <info@steffen-ritter.net>
+ */
+
+/**
+ * gerating sprites of records
+ *
+ * @package TYPO3
+ * @subpackage tx_extdeveval
+ */
+class tx_extdeveval_sprites {
+
+	/**
+	 * The main function in the class
+	 *
+	 * @return	string		HTML content
+	 */
+	function t3skinSprite()	{
+		if (t3lib_div::_POST('generate') == 'GENERATE') {
+			$output = '';
+			$generator = t3lib_div::makeInstance("t3lib_SpriteManager_SpriteGenerator", 't3skin');
+			$error = FALSE;
+			$error = $error || ! unlink(PATH_typo3 . 'sysext/t3skin/stylesheets/ie6/z_t3-icons-gifSprites.css');
+			$error = $error || ! unlink(PATH_typo3 . 'sysext/t3skin/stylesheets/sprites/t3skin.css');
+			$error = $error || ! unlink(PATH_typo3 . 'sysext/t3skin/images/sprites/t3skin.png');
+			$error = $error || ! unlink(PATH_typo3 . 'sysext/t3skin/images/sprites/t3skin.gif');
+			$data = $generator
+				->setSpriteFolder(TYPO3_mainDir . 'sysext/t3skin/images/sprites/')
+				->setCSSFolder(TYPO3_mainDir . 'sysext/t3skin/stylesheets/sprites/')
+				->setOmmitSpriteNameInIconName(TRUE)
+				->setIncludeTimestampInCSS(TRUE)
+				->generateSpriteFromFolder(array(TYPO3_mainDir . 'sysext/t3skin/images/icons/'));
+
+			$error = $error || ! rename($data['cssGif'], PATH_typo3 . 'sysext/t3skin/stylesheets/ie6/z_t3-icons-gifSprites.css');
+			$stddbContents = file_get_contents(PATH_site . 't3lib/stddb/tables.php');
+			$newContent = '$GLOBALS[\'TBE_STYLES\'][\'spriteIconApi\'][\'coreSpriteImageNames\'] = array(' . LF . TAB . '\''
+				. implode('\',' . LF . TAB . '\'', $data['iconNames']) . '\'' . LF . ');' . LF;
+			$stddbContents = preg_replace('/\$GLOBALS\[\'TBE_STYLES\'\]\[\'spriteIconApi\'\]\[\'coreSpriteImageNames\'\] = array\([\s\',\w-]*\);/' , $newContent, $stddbContents);
+
+			$error = $error || ! t3lib_div::writeFile(PATH_site . 't3lib/stddb/tables.php', $stddbContents);
+			if ($error) {
+				$output .= 'An error occured';
+			} else {
+				$output .= 'Sprites successfully regenerated';
+			}
+		} else {
+			$output = '<input type="submit" name="generate" value="GENERATE" /><br/>';
+		}
+
+		return $output;
+	}
+}
+
+
+if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/extdeveval/mod1/class.tx_extdeveval_sprites.php'])	{
+	include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/extdeveval/mod1/class.tx_extdeveval_sprites.php']);
+}
+?>
\ No newline at end of file
Index: mod1/index.php
===================================================================
--- mod1/index.php	(Revision 37161)
+++ mod1/index.php	(Arbeitskopie)
@@ -105,6 +105,7 @@
 				'12' => 'Table Icon Listing ',
 				'15' => 'Dump template tables',
 				'17' => 'Raw DB Edit',
+				'18' => 'Generate Sprites for T3Skin',
 				'16' => 'phpinfo()',
 			),
 			'extScope' => array(
@@ -521,7 +522,16 @@
 				$content = $inst->main();
 				$this->content.=$this->doc->section('',$content,0,1);
 			break;
-            default:
+			case 18:
+				$content = 'regenerate the sprites for t3skin (core). WARNING: Core files will be modified.<hr />';
+				$this->content.=$this->doc->section('Edit',$content,0,1);
+
+				require_once('./class.tx_extdeveval_sprites.php');
+				$inst = t3lib_div::makeInstance('tx_extdeveval_sprites');
+				$content = $inst->t3skinSprite();
+				$this->content.=$this->doc->section('',$content,0,1);
+			break;
+				default:
                 $this->content.= $this->extObjContent();
             break;
 		}