📄 functions.php

📁 泛微协同办公系统标准版E-office V5.5的源代码内含泛微办公系统V5.5自动注册文件。
💻 PHP
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<?php

function protecthtml( $mytext )
{
	$mytext = str_replace( "&", "&amp;", $mytext );
	$mytext = str_replace( "<", "&lt;", $mytext );
	$mytext = str_replace( ">", "&gt;", $mytext );
	$mytext = str_replace( "\"", "&quot;", $mytext );
	return $mytext;
}

function protectmysql( $mytext )
{
	if ( function_exists( "mysql_escape_string" ) )
	{
		return mysql_escape_string( $mytext );
	}
	$mytext = addslashes( $mytext );
	$mytext = str_replace( "\n", "\\n", $mytext );
	$mytext = str_replace( "\r", "\\r", $mytext );
	return $mytext;
}

function freehtml( $mytext )
{
	$mytext = str_replace( "&quot;", "\"", $mytext );
	$mytext = str_replace( "&gt;", ">", $mytext );
	$mytext = str_replace( "&lt;", "<", $mytext );
	$mytext = str_replace( "&amp;", "&", $mytext );
	return $mytext;
}

function login( )
{
	global $HTTP_POST_VARS;
	global $HTTP_SERVER_VARS;
	global $phpQAdmin;
	global $phpQlang;
	$password = $_REQUEST['phpQpasswd'];
	if ( $password == "" )
	{
		return 0;
	}
	if ( $phpQAdmin['Passwd'] == $password )
	{
		list( $usec, $sec ) = explode( " ", microtime( ) );
		$usec *= 1000000;
		$ip = $REMOTE_ADDR ? $REMOTE_ADDR : $HTTP_SERVER_VARS['REMOTE_ADDR'];
		mt_srand( time( ) ^ ( integer )$usec ^ ip2long( $ip ) ^ ( integer )getmypid( ) );
		$sesschars = array( "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9" );
		$session_id = "";
		$i = 0;
		for ( ;	$i < 25;	++$i	)
		{
			$session_id .= $sesschars[mt_rand( 0, count( $sesschars ) - 1 )];
		}
		mysql_query( "insert into phpQSession (SessionID, RecentTime) values (\"{$session_id}\", ".time( ).")" );
		$domain = $phpQAdmin['CookieDomain'] != "" ? $phpQAdmin['CookieDomain'] : "";
		setcookie( "phpQSession", $session_id, 0, "/", $domain );
		echo "<html><head><meta http-equiv=\"Refresh\" content=\"0; URL=main.php\"></head></html>";
		exit( );
	}
	else
	{
		$GLOBALS['message'] = $phpQlang['InvalidPassword'];
	}
	return 0;
}

function logout( )
{
	global $HTTP_COOKIE_VARS;
	global $phpQAdmin;
	$session_id = $HTTP_COOKIE_VARS['phpQSession'];
	if ( !$session_id )
	{
		return 1;
	}
	mysql_query( "delete from phpQSession where SessionID=\"".protectmysql( $session_id )."\"" );
	$domain = $phpQAdmin['CookieDomain'] != "" ? $phpQAdmin['CookieDomain'] : "";
	setcookie( "phpQSession", "", 0, "/", $domain );
	echo "<html><head><meta http-equiv=\"Refresh\" content=\"0; URL=index.php\"></head></html>";
	exit( );
}

function isadmin( $redirecterrors = 0, $ispopup = 0 )
{
	global $HTTP_COOKIE_VARS;
	global $phpQAdmin;
	$session_id = $HTTP_COOKIE_VARS['phpQSession'];
	if ( !$session_id )
	{
		if ( $redirecterrors )
		{
			if ( $ispopup )
			{
			}
		}
		else
		{
			return true;
		}
	}
	$timeout = 60 <= $phpQAdmin['TimeOut'] ? $phpQAdmin['TimeOut'] : 86400;
	$mqsession = mysql_query( "select * from phpQSession WHERE SessionID=\"".protectmysql( $session_id )."\"" );
	if ( ( $masession = mysql_fetch_array( $mqsession ) ) && time( ) - $masession['RecentTime'] < $timeout )
	{
		mysql_query( "delete from phpQSession where (".time( )." - RecentTime) > {$timeout} and SessionID != \"".protectmysql( $session_id )."\"" );
		mysql_query( "update phpQSession set RecentTime=".time( )." where SessionID=\"".protectmysql( $session_id )."\"" );
		return 1;
	}
	if ( $redirecterrors && $ispopup )
	{
	}
	return true;
}

function validnumber( $number, $default )
{
	if ( 0 < $number )
	{
		return $number;
	}
	else
	{
		return $default;
	}
}

function checksurveyusers( $surveyuser )
{
	$valid = true;
	if ( strlen( $surveyuser ) == 3 )
	{
		$ip = substr( $surveyuser, 0, 1 );
		$ck = substr( $surveyuser, 1, 1 );
		$em = substr( $surveyuser, 2, 1 );
		$valid = $ip == "0" || $ip == "1" ? $valid : false;
		$valid = $ck == "0" || $ck == "1" ? $valid : false;
		$valid = $em == "0" || $em == "1" ? $valid : false;
	}
	else
	{
		return false;
	}
	return $valid;
}

function parsesurveyusers( $surveyuser )
{
	$ip = substr( $surveyuser, 0, 1 );
	$ck = substr( $surveyuser, 1, 1 );
	$em = substr( $surveyuser, 2, 1 );
	return array(
		$ip,
		$ck,
		$em
	);
}

function processsurveyusers( $checkedip, $checkedck, $checkedem )
{
	$surveyusers .= $checkedip ? "1" : "0";
	$surveyusers .= $checkedck ? "1" : "0";
	$surveyusers .= $checkedem ? "1" : "0";
	return $surveyusers;
}

function checkdatetime( $mn, $dm, $yr, $hr, $mt, $sc )
{
	return checkdate( $mn, $dm, $yr ) && 0 <= $hr && $hr < 24 && 0 <= $mt && $mt < 60 && 0 <= $sc && $sc < 60 ? true : false;
}

function checkacount( $control, $answer, $answercount )
{
	$answerchoice = split( "\\|\\|\\|", $answer );
	$acount = 0;
	$i = 0;
	for ( ;	$i < sizeof( $answerchoice );	++$i	)
	{
		if ( substr( $answerchoice[$i], -1 ) == "Y" )
		{
			++$acount;
		}
	}
	return $control == "a" || 1 <= $answercount && $answercount <= $acount ? true : false;
}

function setvars( $vars )
{
	global $HTTP_POST_VARS;
	global $HTTP_GET_VARS;
	$j = 0;
	for ( ;	$j < sizeof( $vars );	++$j	)
	{
		$varname = $vars[$j];
		if ( !empty( $HTTP_POST_VARS[$varname] ) )
		{
			$$varname = $HTTP_POST_VARS[$varname];
		}
		else if ( !empty( $HTTP_GET_VARS[$varname] ) )
		{
			$$varname = $HTTP_GET_VARS[$varname];
		}
	}
}

?>
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