$version="2008.01.23";
$testing=false;
$error=0; $err_rep=0; $sapi=""; $charset1=""; $charset3=""; $apache_rheaders=array(); $gd_ver=0; $vars=array(); $exts=array(); $apache_charset=""; $disabled_funcs=array();
define('SE_WB_VER',0x00000001);define('SE_FILEMISSING',0x00000002);define('SE_MQRUNTIME',0x00000004);define('SE_CHARSETS',0x00000008);
define('SE_SAFE',0x00000010);define('SE_SESSION',0x00000020);define('SE_DISFUNCS',0x00000040);define('SE_MYSQL_VER',0x00000080);
define('SE_PHP_VER',0x00000100);define('SE_FILEUP',0x00000200);define('SE_ADDDEFAULTCHARSET',0x00000400);define('SE_NOTICE',0x00000800);
define('SE_CURL',0x00001000);define('SE_GD',0x00002000);define('SE_CGI',0x00004000);define('SE_GD_VER',0x00008000);
define('SE_MAXETIME',0x00010000);define('SE_MEMLIMIT',0x00020000);define('SE_UPLOADSIZE',0x00040000);
function get_MBvalue($val) {
	$val=trim($val);
	$last=strtolower($val{ strlen($val)-1});
	switch($last) {
		case 'g': $val*=1024;
		case 'm': $val*=1024;
		case 'k': $val*=1024;
	}
	$val/=1048576;
	return((int)$val);
}
print "<p>script-version: $version</p>";
print "<small><p>";
print "<strong>Checking mySQL</strong><br />";
$ver_gt_40=TRUE;
$result = mysql_query("SHOW VARIABLES LIKE 'version%'") or die("query:" . mysql_error());
while ($row = mysql_fetch_array($result)) {
	print $row[0]." : ".$row[1]."<br />";
	if($row[0]=="version") {
		if($row[1][0]=="3" || ($row[1][0]=="4" && $row[1][2]=="0"))
			$ver_gt_40=FALSE;
		if($row[1][0]=="3")
			$error|=SE_MYSQL_VER;
	}
}
print "<strong>Checking mySQL character-sets</strong><br />";
$result = mysql_query("SHOW VARIABLES LIKE 'character_set%'") or die("query:" . mysql_error());
while ($row = mysql_fetch_array($result)) {
	print $row[0]." : ".$row[1]."<br />";
	if($row[0]=="character_set_connection") {
		$charset1=$row[1];
	}
}
if($ver_gt_40==TRUE) {
	$result = mysql_query("SHOW CREATE DATABASE ".DB_NAME) or die("query:" . mysql_error());
	while ($row = mysql_fetch_array($result)) {
		print $row[0]." : ".$row[1]."<br />";
	}
}
$result = mysql_query("SHOW CREATE TABLE ".TABLE_PREFIX."settings") or die("query:" . mysql_error());
if($row = mysql_fetch_array($result)) {
	print $row[0]." : ".$row[1]."<br />";
	preg_match("/DEFAULT CHARSET=([^\s]*).*$/", $row[1], $match);
	$charset3=$match[1];
}
if($charset1!=$charset3)
	$error|=SE_CHARSETS;
$result = mysql_query("SELECT @@global.sql_mode");
if($row = mysql_fetch_array($result)) {
	print "sql_mode : ".$row['@@global.sql_mode']."<br />";
}
print "<!----------------------------------------------------------------------------------------->";
print "<strong>Checking PHP</strong><br />";
print "Version: ".phpversion()."<br />";
if(version_compare(phpversion(), '4.1.0')<0)
	$error|=SE_PHP_VER;
$sapi=php_sapi_name();
print "Server API: $sapi<br />";
if(strpos($sapi, 'cgi')!==FALSE)
	$error|=SE_CGI;
$vars=ini_get_all();
print "default_charset: ".$vars['default_charset']['local_value']."<br />";
print "magic_quotes_gpc: ".$vars['magic_quotes_gpc']['local_value']."<br />";
print "magic_quotes_runtime: ".$vars['magic_quotes_runtime']['local_value']."<br />";
if(get_magic_quotes_runtime()) $error|=SE_MQRUNTIME; // any side-effects?
print "max_execution_time: ".$vars['max_execution_time']['local_value']."<br />";
if($vars['max_execution_time']['local_value']<30)
	$error|=SE_MAXETIME;
print "upload_max_filesize: ".$vars['upload_max_filesize']['local_value']."<br />";
if(get_MBvalue($vars['upload_max_filesize']['local_value'])<8)
	$error|=SE_UPLOADSIZE;
print "post_max_size: ".$vars['post_max_size']['local_value']."<br />";
print "file_uploads: ".$vars['file_uploads']['local_value']."<br />";
if(ini_get("file_uploads")<>"1")
	$error|=SE_FILEUP;
print "memory_limit: ".$vars['memory_limit']['local_value']."<br />";
if(get_MBvalue($vars['memory_limit']['local_value'])<16)
	$error|=SE_MEMLIMIT;
print "max_input_time: ".$vars['max_input_time']['local_value']."<br />";

$exts=get_loaded_extensions();
print "loaded extensions: ";
foreach($exts AS $ext) {
	print $ext." ";
}
print "<br />";
if(!in_array('curl', $exts))
	$error|=SE_CURL;
if(!in_array('session', $exts))
	$error|=SE_SESSION;
if(function_exists('gd_info')) {
	$ver_info = gd_info();
	preg_match('/\d/', $ver_info['GD Version'], $match);
	$gd_ver = $match[0];
}
if(!in_array("gd", $exts) || $gd_ver==1)
	$error|=SE_GD;
if(in_array("gd", $exts) && $gd_ver==0)
	$error|=SE_GD_VER;
print "safe_mode: ".$vars['safe_mode']['local_value']."<br />";
if(ini_get('safe_mode'))
	$error|=SE_SAFE;
print "disable_functions: ".$vars['disable_functions']['local_value']."<br />";
if($vars['disable_functions']['local_value']!='') {
	if($disabled_funcs=explode(',', $vars['disable_functions']['local_value']))
		$error|=SE_DISFUNCS;
}
print "session_support: ";
	print defined('SID')?"OK ":"<strong>DISABLED</strong> ";
if(!defined('SID'))
	$error|=SE_SESSION;
print "-- SID content: ".SID."<br />";
print "session.use_cookies: ".$vars['session.use_cookies']['local_value']."<br />";
print "session.use_only_cookies: ".$vars['session.use_only_cookies']['local_value']."<br />";
print "error_reporting: ".$vars['error_reporting']['local_value']."<br />";
$err_rep=(int)($vars['error_reporting']['local_value']);
if($vars['error_reporting']['local_value']&=E_NOTICE) //Attn: this is really E_NOTICE, not SE_NOTICE!
	$error|=SE_NOTICE;
print "display_errors: ".$vars['display_errors']['local_value']."<br />";
print "<!----------------------------------------------------------------------------------------->";
print "<strong>Checking WB:</strong><br />";
require_once(ADMIN_PATH."/interface/version.php");
require_once(WB_PATH."/framework/functions.php");
print "WB_VERSION: ".WB_VERSION."<br />";
print "VERSION: ".VERSION."<br />";
if(VERSION!="2.6.7")
	$error|=SE_WB_VER;
print "DEFAULT_CHARSET: ".DEFAULT_CHARSET."<br />";
print "OPERATING_SYSTEM: ".OPERATING_SYSTEM."<br />";
if(function_exists("apache_get_version")) {
	print "<!----------------------------------------------------------------------------------------->";
	print "<strong>Checking Apache</strong><br />";
	print apache_get_version()."<br />";
}
if(strpos($sapi, 'apache')!==FALSE || strpos($sapi, 'nsapi')!==FALSE) {
	flush();
	$apache_rheaders=apache_response_headers();
	if($testing) {
		$apache_rheaders[]='html; charset=iso-0000-0';
	}
	foreach($apache_rheaders AS $h) {
		if(strpos($h, 'html; charset')!==FALSE) {
			print $h;
			preg_match('/charset=([a-zA-Z0-9- _]+)/', $h, $match);
			$apache_charset=$match[1];
			if(strtolower($apache_charset)!=DEFAULT_CHARSET)
				$error|=SE_ADDDEFAULTCHARSET;
		}
	}
}
print "</p></small><p>";
if($testing) {
	$error=0xFFFFFFFF;
	$disabled_funcs=array('fsockopen','system','exec','shell_exec','ini_set','ini_restore','proc_open','passthru','set_time_limit','popen','php_uname','mail');
	print "<big><strong>Script-Debugging-mode active! These are examples only!</strong></big><br />";
}
print "<strong>========================================</strong></p><p><ul>";
if($error==0) {
	print "<li><strong>It seems to be OK!</strong></ul></p>";
}
else {
	if($error&SE_WB_VER) print "<li><strong>ERROR: This is not Website Baker 2.6.7!</strong> Solution: update to Website Baker 2.6.7";
	elseif($error&SE_FILEMISSING) print "<li><strong>ERROR: necessary function or file missing!</strong> Solution: install or update failed. Try that again.";
	if($error&SE_CHARSETS) print "<li><strong>WARN: connection-charset and table-default-charset differ! ($charset1 != $charset3)-- <em>This will break your data content!</em></strong> Info: This will make some characters unreadable if you use e.g. greek or cyrillic chars! Western-European languages may work. Solution: If \"character-set-connection\" = latin1, then the table-charset within mySQL had to be latin1 (e.g. \"latin1_swedish_ci\"), too.";
	if($error&SE_SAFE) print "<li><strong>ERROR: safe_mode in effect! -- You can't use Website Baker!</strong> Solution: Ask your webhoster to set Safe-Mode OFF.";
	if($error&SE_SESSION) print "<li><strong>ERROR: session_support missing! -- You can't use Website Baker!</strong> Solution: Ask your webhoster to activate Session-Support";
	if($error&SE_MYSQL_VER) print "<li><strong>ERROR: mySQL < 4.0! -- You need at least mySQL 4.0!</strong>";
	if($error&SE_PHP_VER) print "<li><strong>ERROR: PHP < 4.1! -- You need at least PHP 4.1!</strong>";
	if($error&SE_FILEUP) print "<li><strong>ERROR: file-upload disabled. This will render some modules unuseable!</strong>";
	if($error&SE_ADDDEFAULTCHARSET) print "<li><strong>ERROR: Website Baker-charset and response-header-charset differ. -- <em>This will break your data content!</em></strong> Solution: If you have access to the apache's httpd.conf (e.g. XAMP): don't use \"AddDefaultCharset\"! If you haven't access to the apache's config: add a .htaccess-file with \"php_value default_charset ".DEFAULT_CHARSET."\" to Website Baker's root-directory -- or use $apache_charset within Website Baker.";
	if($error&SE_MQRUNTIME) print "<li>NOTICE: magic_quotes_runtime in effect -- checkout side effects";
	if($error&SE_DISFUNCS) {
		print "<li>disabled functions:<ul>";
		// reading the source, i found these:
		if(in_array('fsockopen', $disabled_funcs)) print "<li><strong>WARN: fsockopen() -- phpmailer(SMTP) will fail</strong>. Solution: use PHP's mail() instead -- and be aware of lost email!";
		if(in_array('fsockopen', $disabled_funcs)) print "<li><strong>WARN: fsockopen() -- you can't use inlinewrapper-module</strong>. Solution: use a different module.";
		if($error&SE_CGI) print "<li><strong>WARN: PHP as cgi -- you can't use inlinewrapper-module</strong>. Solution: use a different module.";
		if(in_array('mail', $disabled_funcs)) print "<li><strong>WARN: mail() -- PHP's mail() will fail.</strong> Solution: use SMTP.";
		if(in_array('php_uname', $disabled_funcs)) print "<li>NOTICE: php_uname() -- pclzip may fail on a windows-host.";
		if(in_array('passthru', $disabled_funcs) && in_array('fsockopen', $disabled_funcs)) print "<li>NOTICE: passthru()/fsockopen() -- you can't use Xinha-Plugin:SuperClean!";
		if(in_array('ini_set', $disabled_funcs)) print "<li>NOTICE: ini_set() -- PHP's mail() may fail.";
		if(in_array('ini_set', $disabled_funcs) || in_array('ini_restore', $disabled_funcs)) print "<li>NOTICE: ini_set()/ini_restore -- FCKeditor:FileManager may misbehave.";
		if(in_array('set_time_limit', $disabled_funcs)) print "<li>NOTICE: set_time_limit() -- inlinewrapper-module may misbehave.";
		// these are not proofed - just 'grep'ed
		if(in_array('system', $disabled_funcs)) print "<li>NOTICE: system() -- Xinha Plugin:ImageManager may fail. (?)";
		if(in_array('exec', $disabled_funcs)) print "<li>NOTICE: exec() -- Xinha Plugin:ImageManager may fail. (?)";
		if(in_array('shell_exec', $disabled_funcs)) print "<li>NOTICE: shell_exec() -- FCKeditor, Xinha: Spellchecker may fail. (?)";
		if(in_array('ini_set', $disabled_funcs)) print "<li>NOTICE: ini_set() -- gdpics-module may misbehave; Xinha may misbehave. (?)";
		if(in_array('proc_open', $disabled_funcs)) print "<li>NOTICE: proc_open() -- Xinha Plugin:HtmlTidy may fail. (?)";
		if(in_array('passthru', $disabled_funcs)) print "<li>NOTICE: passthru() -- Xinha Plugin:ImageManager may fail. (?)";
		print "</ul>";
	}
	if($error&SE_NOTICE) print "<li>NOTICE: error_reporting includes E_NOTICE, you will see some extra messages. Solution: add a .htaccess-file with \"php_value error_reporting ".($err_rep-8)."\"";
	if($error&SE_CURL) print "<li><strong>WARN: extension 'curl' missing -- you can't use 'Curl Module'.</strong> Solution: use a different module.";
	if($error&SE_GD) print "<li><strong>WARN: extension 'gd >2.0' missing -- Captcha will fail! You can't use these modules: gallery, imagegallery, gdpics, smoothgallery, gocart, aggregator (with thumbs), news (with tumbs)</strong>";
	if($error&SE_CGI) print "<li><strong>NOTICE: PHP as CGI: you can't use .htaccess-files.</strong>";
	if($error&SE_GD_VER) print "<li>NOTICE: extension 'gd' exists, but can't determine version. You need at least version 2.0!";
	if(in_array('fsockopen', $disabled_funcs) && in_array('mail', $disabled_funcs)) print "<li><strong>ERROR: you can't use email at all - neither SMTP nor PHP's mail(). This will render some functionality unusable.</strong>";
	elseif(in_array('fsockopen', $disabled_funcs) && in_array('ini_set', $disabled_funcs)) print "<li><strong>WARN: you can't use phpmailer(SMTP), but PHP's mail() may fail.</strong>";
	if($error&SE_MAXETIME) print "<li><strong>WARN: max_execution_time < 30sec. This is uncommon and MAY result in problems!</strong> Solution: try to add a .htaccess-file with \"php_value max_execution_time 30\"";
	if($error&SE_MEMLIMIT) print "<li><strong>WARN: memory_limit < 16MB. This is uncommon and MAY result in problems!</strong> Solution: try to add a .htaccess-file with \"php_value memory_limit 16777216\"";
	if($error&SE_UPLOADSIZE) print "<li>Notice: upload_max_filesize < 8MB. You can't upload large files or pictures. Solution: try to add a .htaccess-file with \"php_value upload_max_filesize 8388608\"";

	print "</ul></p>";
	if(($error&SE_ADDDEFAULTCHARSET || $error&SE_NOTICE) && !$error&SE_CGI) { print "<p>Note: Some webhosters doesn't allow use of .htaccess-files, or restrict the use -- they may offer a config-tool (CONFIXX or similar) instead, to provide this functionality.</p>"; }
	print "Note: Explanation of terms --<br />ERROR: To make use of Website Baker, you have to change the server-configuration!<br />WARN: You can use Website Baker, but special attention is needed.<br />NOTICE: You can use Website Baker without harm, but there may some odd behavior";
}
print "<p><small>";
if(function_exists('memory_get_peak_usage'))
	print "Max memory-usage while processing this script: ".round(memory_get_peak_usage(true)/1024/1024.0,2) ."MByte<br />";
elseif(function_exists('memory_get_usage'))
	print "Memory-usage while processing this script: about ".round(memory_get_usage()/1024/1024.0,2) ."MByte<br />";
print "</small></p>";