class.tx_install.php

Typo3, 开源里边最强大的

		';

		switch(strtolower($this->step))	{
			case 1:
				$msg='
					<br />
					<br />
					<table border="0">
					   <form action="'.$this->action.'" method="post">
					   	<tr>
					   		<td valign="top" nowrap="nowrap"><strong>
					   		   '.$this->fontTag2.'Username:</span></strong>
					   		</td>
					   		<td>	&nbsp;
					   		</td>
					   		<td valign="top">
					   		   '.$this->fontTag2.'
					   		   <input type="text" name="TYPO3_INSTALL[localconf.php][typo_db_username]" value="'.TYPO3_db_username.'"></span><br />
					   		</td>
					   	</tr>
					   	<tr>
					   		<td valign="top" nowrap="nowrap"><strong>
					   		   '.$this->fontTag2.'Password:</span></strong>
					   		</td>
					   		<td>	&nbsp;
					   		</td>
					   		<td valign="top">
					   		   '.$this->fontTag2.'
					   		   <input type="text" name="TYPO3_INSTALL[localconf.php][typo_db_password]" value="'.TYPO3_db_password.'"></span><br />
					   		</td>
					   	</tr>
					   	<tr>
					   		<td valign="top" nowrap="nowrap"><strong>
					   		   '.$this->fontTag2.'Host:</span></strong>
					   		</td>
					   		<td>	&nbsp;
					   		</td>
					   		<td valign="top">
					   		   '.$this->fontTag2.'
					   		   <input type="text" name="TYPO3_INSTALL[localconf.php][typo_db_host]" value="'.(TYPO3_db_host?TYPO3_db_host:'localhost').'"></span><br />
					   		</td>
					   	</tr>
					   	<tr>
					   		<td valign="top" nowrap="nowrap"><strong>
					   		   '.$this->fontTag1.'</span></strong>
					   		</td>
					   		<td>	&nbsp;
					   		</td>
					   		<td valign="top">
					   		   '.$this->fontTag1.'<br />
							   <input type="hidden" name="step" value="2">
							   <input type="hidden" name="TYPO3_INSTALL[localconf.php][encryptionKey]" value="'.md5(uniqid(rand(),true)).'">
								 <input type="hidden" name="TYPO3_INSTALL[localconf.php][compat_version]" value="'.TYPO3_branch.'">
					   		   <input type="submit" value="Continue"><br /><br /><strong>NOTICE: </strong>By clicking this button, typo3conf/localconf.php is updated with new values for the parameters listed above!</span><br />
					   		</td>
					   	</tr>
					   </form>
					</table>
					<br />
					<br />';
			break;
			case 2:
				if ($result = $GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password))	{
					$dbArr = $this->getDatabaseList();
					reset($dbArr);
					$options='';
					$options.='<option value="">[ SELECT DATABASE ]</option>';
					$dbIncluded=0;
					while(list(,$dbname)=each($dbArr))	{
						$options.='<option value="'.htmlspecialchars($dbname).'"'.($dbname==TYPO3_db?' selected="selected"':'').'>'.htmlspecialchars($dbname).'</option>';
						if ($dbname==TYPO3_db)	$dbIncluded=1;
					}
					if (!$dbIncluded && TYPO3_db)	{
						$options.='<option value="'.htmlspecialchars(TYPO3_db).'" selected="selected">'.htmlspecialchars(TYPO3_db).' (NO ACCESS!)</option>';
					}
					$select='<select name="TYPO3_INSTALL[localconf.php][typo_db]">'.$options.'</select>';
					$msg='
<br />
<br />
					<table border="0">
					   <form action="'.$this->action.'" method="post">
					   	<tr>
					   		<td valign="top" nowrap="nowrap"><strong>
					   		   '.$this->fontTag2.'
							   You have two options:<br />
							   <br /><br />

							   1: Select an existing <u>EMPTY</u> database:</span></strong>
					   		</td>
						</tr>
						<tr>
					   		<td valign="top">
					   		   '.$this->fontTag1.'Any existing tables which are used by TYPO3 will be overwritten in Step 3. So make sure this database is empty:<br />'.$select.'</span><br />
					   		</td>
					   	</tr>
					   	<tr>
					   		<td valign="top" nowrap="nowrap"><br />
							<br />
<strong>
					   		   '.$this->fontTag2.'2: Create new database (recommended):</span></strong>
					   		</td>
						</tr>
						<tr>
					   		<td valign="top">
					   		   '.$this->fontTag1.'Enter the desired name of the database here:<br /><input type="text" name="TYPO3_INSTALL[localconf.php][NEW_DATABASE_NAME]" value=""></span><br />
					   		</td>
					   	</tr>
					   	<tr>
					   		<td valign="top">   		   <br />

					   		   '.$this->fontTag1.'<br />
							   <input type="hidden" name="step" value="3">
					   		   <input type="submit" value="Continue"><br /><br /><strong>NOTICE: </strong>By clicking this button, typo3conf/localconf.php is updated with new values for the parameters listed above!</span><br />
					   		</td>
					   	</tr>
					   </form>
					</table>
<br />
<br />
				';
				} else {
					$msg=$error_missingConnect;
				}
			break;
			case 3:
				if ($result = $GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password))	{
					if ($GLOBALS['TYPO3_DB']->sql_select_db(TYPO3_db))	{
						$sFiles = t3lib_div::getFilesInDir(PATH_typo3conf,'sql',1,1);

							// Check if default database scheme "database.sql" already exists, otherwise create it
						if (!strstr(implode(',',$sFiles).',', '/database.sql,'))	{
							array_unshift($sFiles,'Create default database tables');
						}

						$opt='';
						foreach ($sFiles as $f)	{
							if ($f=='Create default database tables')	$key='CURRENT_TABLES+STATIC';
							else $key=htmlspecialchars($f);

							$opt.='<option value="import|'.$key.'">'.htmlspecialchars(basename($f)).'</option>';
						}


						$content='
							'.$this->fontTag2.'Please select a database dump:</span><br />
							<input type="hidden" name="TYPO3_INSTALL[database_import_all]" value=1>
							<input type="hidden" name="step" value="">
							<input type="hidden" name="goto_step" value="go">
							<select name="TYPO3_INSTALL[database_type]">'.$opt.'</select><br />';

						$content = $this->getUpdateDbFormWrap('import', $content, 'Import database');

						$msg='
						<br />
						'.$dbInfo.'<br />
						<br />
						'.$content.'

						';

					} else {
						$msg=$error_missingDB;
					}
				} else {
					$msg=$error_missingConnect;
				}
			break;
			case 'go':
				if ($result = $GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password))	{
					if ($GLOBALS['TYPO3_DB']->sql_select_db(TYPO3_db))	{
						if (count($whichTables))	{
							$msg='
							<br />
							'.$this->fontTag2.'
							'.nl2br($this->messageBasicFinished()).'
							<br />
							<hr />
							<div align="center"><strong><img src="'.$this->backPath.'gfx/icon_warning.gif" hspace="5" width="18" height="16" class="absmiddle">IMPORTANT</strong></div><br />
							<span class="smalltext">'.nl2br($this->securityRisk()).'
							<br />
							<strong>Enter <a href="'.$this->scriptSelf.'">"Normal" mode for the Install Tool</a> to change this!</strong><br />

							</span>
							</span><br />
							';
						} else {
							$msg=$error_emptyDB;
						}
					} else {
						$msg=$error_missingDB;
					}
				} else {
					$msg=$error_missingConnect;
				}
			break;
		}
		return $msg;
	}

	/**
	 * Calling the functions that checks the system
	 *
	 * @return	[type]		...
	 */
	function checkTheConfig()	{
			// Order important:
		$this->checkDirs();
		$this->checkConfiguration();
		$this->checkExtensions();

		if (TYPO3_OS=='WIN')	{
			$paths=array($GLOBALS['TYPO3_CONF_VARS']['GFX']['im_path_lzw'], $GLOBALS['TYPO3_CONF_VARS']['GFX']['im_path'], 'c:\\php\\imagemagick\\', 'c:\\apache\\ImageMagick\\');
		} else {
			$paths=array($GLOBALS['TYPO3_CONF_VARS']['GFX']['im_path_lzw'], $GLOBALS['TYPO3_CONF_VARS']['GFX']['im_path'], '/usr/local/bin/','/usr/bin/','/usr/X11R6/bin/');
		}

		asort($paths);
		if (ini_get('safe_mode'))	{
			$paths=array(ini_get('safe_mode_exec_dir'),'/usr/local/php/bin/');
		}
		if ($this->INSTALL['checkIM']['lzw'])	{
			$this->checkIMlzw=1;
		}
		if ($this->INSTALL['checkIM']['path'])	{
			$paths[]=trim($this->INSTALL['checkIM']['path']);
		}
		if ($this->checkIM)	$this->checkImageMagick($paths);
		$this->checkDatabase();
	}

	/**
	 * Editing files in typo3conf directory (or elsewhere if enabled)
	 *
	 * @return	[type]		...
	 */
	function typo3conf_edit()	{
		$EDIT_path = PATH_typo3conf;	// default:
		if ($this->allowFileEditOutsite_typo3conf_dir && $this->INSTALL['FILE']['EDIT_path'])	{
			if (t3lib_div::validPathStr($this->INSTALL['FILE']['EDIT_path']) && substr($this->INSTALL['FILE']['EDIT_path'],-1)=='/')	{
				$tmp_path = PATH_site.$this->INSTALL['FILE']['EDIT_path'];
				if (is_dir($tmp_path))	{
					$EDIT_path=$tmp_path;
				} else {debug("'".$tmp_path."' was not dir");}
			} else {
				debug('BAD DIR_NAME (must be like t3lib/ or media/script/)');
			}
		}

		$headCode = 'Edit files in '.basename($EDIT_path).'/';
		$this->contentBeforeTable='';

		if ($this->INSTALL['SAVE_FILE'])	{
			$save_to_file = $this->INSTALL['FILE']['name'];
			if (@is_file($save_to_file))	{
				$save_to_file_md5 = md5($save_to_file);
				if (isset($this->INSTALL['FILE'][$save_to_file_md5]) && t3lib_div::isFirstPartOfStr($save_to_file,$EDIT_path.'') && substr($save_to_file,-1)!='~' && !strstr($save_to_file,'_bak'))	{
					$this->INSTALL['typo3conf_files'] = $save_to_file;
					$save_fileContent = $this->INSTALL['FILE'][$save_to_file_md5];

					if ($this->INSTALL['FILE']['win_to_unix_br'])	{
						$save_fileContent = str_replace(chr(13).chr(10),chr(10),$save_fileContent);
					}

					$backupFile = $this->getBackupFilename($save_to_file);
					if ($this->INSTALL['FILE']['backup'])	{
						if (@is_file($backupFile))	{ unlink($backupFile); }
						rename($save_to_file,$backupFile);
						$this->contentBeforeTable.='Backup written to <strong>'.$backupFile.'</strong><br />';
					}

					t3lib_div::writeFile($save_to_file,$save_fileContent);
					$this->contentBeforeTable.='
						File saved: <strong>'.$save_to_file.'</strong><br />
						MD5-sum: '.$this->INSTALL['FILE']['prevMD5'].' (prev)<br />
						MD5-sum: '.md5($save_fileContent).' (new)<br />
					';
				}
			}
		}

			// Filelist:
		$typo3conf_files = t3lib_div::getFilesInDir($EDIT_path,'',1,1);
		reset($typo3conf_files);
		$lines=array();
		$fileFound = 0;
		while(list($k,$file)=each($typo3conf_files))	{
				// Delete temp_CACHED files if option is set
			if ( $this->INSTALL['delTempCached'] && preg_match('|/temp_CACHED_[a-z0-9_]+\.php|', $file))	{
				unlink($file);
				continue;
			}
			if ($this->INSTALL['typo3conf_files'] && !strcmp($this->INSTALL['typo3conf_files'],$file))	{
				$wrap=array('<strong><span style="color:navy;">','</span></strong>');
				$fileFound = 1;
			} else {$wrap=array();}
			$lines[]='<tr><td nowrap="nowrap"><a href="'.$this->action.'&TYPO3_INSTALL[typo3conf_files]='.rawurlencode($file).($this->allowFileEditOutsite_typo3conf_dir?'&TYPO3_INSTALL[FILE][EDIT_path]='.rawurlencode($this->INSTALL['FILE']['EDIT_path']):"").'">'.$this->fw($wrap[0].basename($file).$wrap[1].'&nbsp;&nbsp;&nbsp;').'</a></td><td>'.$this->fw(t3lib_div::formatSize(filesize($file))).'</td></tr>';
		}
		$fileList='<table border="0" cellpadding="0" cellspacing="0">'.implode('',$lines).'</table>';
		$fileList.='<br />('.$EDIT_path.')';

		if ($this->allowFileEditOutsite_typo3conf_dir)	{
			$fileList.='<br /><form action="'.$this->action.'" method="post">
			'.PATH_site.'<input type="text" name="TYPO3_INSTALL[FILE][EDIT_path]" value="'.$this->INSTALL['FILE']['EDIT_path'].'"><input type="submit" name="" value="Set">
			</form>';
		}

			// create link for deleting temp_CACHED files
		$fileList .= '<br /><br /><a href="'.$this->action.'&TYPO3_INSTALL[delTempCached]=1">Delete temp_CACHED* files</a>';

		if ($fileFound && @is_file($this->INSTALL['typo3conf_files']))	{
			$this->headerStyle = '
			<style type="text/css"><!--
				SELECT {font-family: Verdana,Arial,Helvetica,Sans-serif; font-size: 10px;}
				TEXTAREA  {font-family: Verdana,Arial,Helvetica,Sans-serif; font-size: 10px;}