Ask for configuration on first run

config/config.php

 <?php
 
-
-// Owner
-$CONFIG_FOOTEROWNERNAME = 'Frank Karlitschek';
-$CONFIG_FOOTEROWNEREMAIL = 'karlitschek@kde.org';
-
-
-// ADMIN ACCOUNT
-$CONFIG_ADMINLOGIN = 'frank';
-$CONFIG_ADMINPASSWORD = '123';
-
-
-// DB Config
-$CONFIG_DBHOST = 'localhost';
-$CONFIG_DBNAME = 'owncloud';
-$CONFIG_DBUSER = 'owncloud';
-$CONFIG_DBPWD = 'owncloud12345';
-
-// directories
-$CONFIG_DATADIRECTORY = '/www/testy';
-$CONFIG_DOCUMENTROOT = '/www/owncloud/htdocs';
-
-
-// force SSL
-$CONFIG_HTTPFORCESSL = false;
-
-
-// other
-$CONFIG_DATEFORMAT = 'j M Y G:i';
-
-// plugins
-//$CONFIG_LOADPLUGINS = 'music test';
-$CONFIG_LOADPLUGINS = '';
+function getConfig(){
+?>
+<form method="post" enctype="multipart/form-data" action="index.php" >
+<table cellpadding="5" cellspacing="5" border="0" class="loginform">
+<tr><td>owner name:</td><td><input type="text" name="CONFIG_FOOTEROWNERNAME" size="30" class="formstyle"></input></td></tr>
+<tr><td>owner email:</td><td><input type="text" name="CONFIG_FOOTEROWNEREMAIL" size="30" class="formstyle"></input></td></tr>
+<tr><td>admin name:</td><td><input type="text" name="CONFIG_ADMINLOGIN" size="30" class="formstyle"></input></td></tr>
+<tr><td>admin password:</td><td><input type="password" name="CONFIG_ADMINPASSWORD" size="30" class="formstyle"></input></td></tr>
+<tr><td>retype admin password:</td><td><input type="password" name="CONFIG_ADMINPASSWORD_RETYPE" size="30" class="formstyle"></input></td></tr>
+<tr><td>document root:</td><td><input type="text" name="CONFIG_DOCUMENTROOT" size="30" class="formstyle" value="<?php echo realpath(dirname(__FILE__).'/../'); ?>"></input></td></tr>
+<tr><td>data directory:</td><td><input type="text" name="CONFIG_DATADIRECTORY" size="30" class="formstyle" value="<?php echo realpath(dirname(__FILE__).'/../'); ?>/data/"></input></td></tr>
+<tr><td>site root:</td><td><input type="text" name="CONFIG_SITEROOT" size="30" class="formstyle" value="<?php echo $_SERVER['SERVER_NAME'].dirname($_SERVER['PHP_SELF']); ?>"></input></td></tr>
+<tr><td>force ssl:</td><td><input type="checkbox" name="CONFIG_HTTPFORCESSL" size="30" class="formstyle" value='0'></input></td></tr>
+<tr><td>date format:</td><td><input type="text" name="CONFIG_DATEFORMAT" size="30" class="formstyle" value='j M Y G:i'></input></td></tr>
+<tr><td>database host:</td><td><input type="text" name="CONFIG_DBHOST" size="30" class="formstyle" value='localhost'></input></td></tr>
+<tr><td>database name:</td><td><input type="text" name="CONFIG_DBNAME" size="30" class="formstyle" value='owncloud'></input></td></tr>
+<tr><td>database user:</td><td><input type="text" name="CONFIG_DBUSER" size="30" class="formstyle" value='owncloud'></input></td></tr>
+<tr><td>database password:</td><td><input type="password" name="CONFIG_DBPWD" size="30" class="formstyle" value=''></input></td></tr>
+<tr><td>retype database password:</td><td><input type="password" name="CONFIG_DBPWD_RETYPE" size="30" class="formstyle" value=''></input></td></tr>
+<tr><td></td><td><input type="submit" name="savebutton" alt="save" value="save" class="formstyle" /></td></tr>
+</table></form>
+<?php
+	die();
+}
+
+function writeConfig($config){
+	$allowed=array('CONFIG_FOOTEROWNERNAME','CONFIG_FOOTEROWNEREMAIL','CONFIG_ADMINLOGIN','CONFIG_ADMINPASSWORD','CONFIG_DBHOST','CONFIG_DBNAME','CONFIG_DBUSER','CONFIG_DBPWD','CONFIG_DOCUMENTROOT','CONFIG_DATADIRECTORY','CONFIG_HTTPFORCESSL','CONFIG_DATEFORMAT');
+	$requireRetype=array('CONFIG_ADMINPASSWORD','CONFIG_DBPWD');
+	foreach($requireRetype as $name){
+		if($config[$name]!=$config[$name.'_RETYPE']){
+			echo "error: passwords don't match";
+			getConfig();
+		}
+	}
+	$configString="//config\n";
+	foreach($allowed as $name){
+		if($config[$name]===''){
+			echo "error: empty field not allowed";
+			getConfig();
+		}
+		$GLOBALS[$name]=$config[$name];
+		if(is_string($config[$name])){
+			$value="'{$config[$name]}'";
+		}else{
+			$value=(integer)$config[$name];
+		}
+		$configString.="\$$name = $value;\n";
+	}
+	
+	$configFile=file_get_contents(__FILE__);
+	$configFile=str_replace('//config'.'_placeholder',$configString,$configFile);
+	file_put_contents(__FILE__,$configFile);
+}
+
+//config_placeholder
+
+
+if(!isset($CONFIG_ADMINLOGIN)){
+	if(!isset($_POST['CONFIG_FOOTEROWNERNAME'])){
+		getConfig();
+	}else{
+		writeConfig($_POST);
+	}
+}
+
+$protocol=strtolower($_SERVER['SERVER_PROTOCOL']);
+$CONFIG_PROTOCOL=substr($protocol,0,strpos($protocol,"/"))."://";
+$CONFIG_WEBROOT=$CONFIG_PROTOCOL.$CONFIG_SITEROOT;
+
+$CONFIG_LOADPLUGINS='';
 
 
 // set the right include path
 // don´t change unless you know what you are doing
 set_include_path(get_include_path().PATH_SEPARATOR.$CONFIG_DOCUMENTROOT.PATH_SEPARATOR.$CONFIG_DOCUMENTROOT.'/inc');
 
+
 require_once('lib_base.php');
 
 ?>