当前位置: 首页 > 图文教程 > 网络编程 > PHP > 一个用于网络的工具函数库

PHP
PHP memcache扩展的三种安装方法
PHP 判断常量,变量和函数是否存在
PHP session有效期问题
PHP 读取文件的正确方法
apache2.2.4+mysql5.0.77+php5.2.8安装精简
PHP 字符串编码截取函数(兼容utf-8和gb2312)
PHP 错误之引号中使用变量
php 购物车的例子
PHP 身份证号验证函数
php结合飞信 免费天气预报短信
PHP SQLite类
PHP 在线翻译函数代码
PHPMyAdmin 快速配置方法
PHP 编写的 25个游戏脚本
php 购物车实例(申精)
PHP获取当前文件所在目录 getcwd()函数
DISCUZ 论坛管理员密码忘记的解决方法
PHP 采集心得技巧
抓取YAHOO股票报价的类
PHP 模拟登陆MSN并获得用户信息

PHP 中的 一个用于网络的工具函数库


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-13   浏览: 286 ::
收藏到网摘: n/a

<?PHP
/*
PHP Net Toolpack v0.1 08.05.2000,
by waddler(@netlife.fi)
phpnettoolpack.sourceforge.net
To be distributed under GNU GPL
*/
// whois(hostname [,username, [port]])
Function whois ($a_server, $a_query="", $a_port=43) {
$sock = fsockopen($a_server, $a_port, &$errno, &$errstr, 10);
if (!$sock)
{
echo "$errstr ($errno)<BR>n";
} else {
fputs($sock, "$a_queryrn");
while(!feof($sock))
{
$buf = fgets($sock,128);
if (ereg( "Whois Server:", $buf))
{
$a_server = str_replace( "Whois Server: ", "", $buf);
$a_server = trim($a_server);
}
}
fclose($sock);
if ($a_server)
{
print "<B>$a_query is registered at $a_server:</B><BR>";
$sock = fsockopen($a_server, 43, &$errno, &$errstr, 10);
if(!$sock)
{
echo "Could not open connection to $a_server on port $a_port.n";
echo "$errstr ($errno)<BR>n";
} else {
fputs($sock, "$a_queryrn");
while(!feof($sock))
{
echo fgets($sock,128);
}
fclose($sock);
}
} else {
echo "<b>$a_query was not found.</b><BR>";
}
}
}

// finger(hostname [,username, [port]])
Function finger ($a_server, $a_query="", $a_port=79) {
$sock=fsockopen($a_server,$a_port, &$errno, &$errstr, 10);
if (!$sock)
{
$ret_str = "$errstr ($errno)<BR>n";
} else {
fputs($sock,"$a_queryn");
while (!feof($sock)) { $ret_str .= fgets($sock,128); }
fclose($sock);
}
echo $ret_str;
return $ret_str;
}

// traceroute(hostname)
Function traceroute ($a_query) {
exec("traceroute $a_query",$ret_strs);
$str_count = count($ret_strs);
for ($count=0; $count < $str_count; $count++)
print "$count/$str_count".$ret_strs[$count]."n";
}

// -----------------------------------------------------------

$app_name = "PHP Net Toolpack";
$app_version = "0.1";
$TOOLS = array(
"finger" => "Finger",
"traceroute" => "Traceroute",
"whois" => "Whois?"
);
// when included inside <select name="tool"> on a html file ..
if ($tool=="listtools")
{
while (list($key, $val) = each($TOOLS)) {
print " <OPTION VALUE="".$key."">".$val."</OPTION>n";
}
exit;
}
// print appropriate html header
print "<HTML>";
if ($tool)
{
print "<HEAD><TITLE>".$tool." for ".$query."</TITLE></HEAD>n";
print "<BODY>n<H3>".$tool." for ".$query." ..</H3>n";
} else {
print "<HEAD><TITLE>".$app_name."</TITLE></HEAD>n";
print "<BODY>n<H3>".$app_name."</H3>n";
}
// check what tool they want to use and do what is necessary
switch($tool) {
case "finger":
if ($query)
{
print "<PRE>n";
finger($server, $query);
print "</PRE>";
} else {
?>
<FORM ACTION="<?PHP echo($PHP_SELF. "?tool=".$tool); ?>" METHOD="post">
Server : <INPUT TYPE="text" NAME="server" VALUE="localhost"> <BR>
Query : <INPUT TYPE="text" NAME="query" SIZE="40" MAXLENGTH="100"> <BR>
<INPUT TYPE="submit" VALUE="Finger">
</FORM>
<?PHP
}
break;
case "traceroute":
if ($query)
{
print "<PRE>n";
traceroute($query);
print "</PRE>";
} else {
?>
<FORM ACTION="<?PHP echo($PHP_SELF. "?tool=".$tool); ?>" METHOD="post">
Query : <INPUT TYPE="text" NAME="query" SIZE="40" MAXLENGTH="100"> <BR>
<INPUT TYPE="submit" VALUE="Trace route">
</FORM>
<?PHP
}
break;

case "whois":
if ($query)
{
print "<PRE>n";
whois($server,$query);
print "</PRE>";
} else {
?>
<!-- <UL>
To look up a NIC handle, host name, or registrant,
use one of the keywords below:<BR>
<LI>To search by NIC handle (or contact), type "handle WA3509"</LI><BR>
<LI>To search by name, type "name lastname, firstname" </LI><BR>
<LI>To search by company name, type "name The Sample Corporation" </LI><BR>
<LI>To search by domain name, type "example.com" </LI><BR>
<LI>To search by IP address, type "host 121.23.2.7" </LI><BR>
<LI>To search by host or nameserver name, type "host ns1.worldnic.com" </LI><BR>
(examples are from networksolutions.com)
</UL> -->
<FORM ACTION="<?PHP echo($PHP_SELF. "?tool=".$tool); ?>" METHOD="post">
This will find .com, .org, and .net domains<BR>
Server : <INPUT TYPE="text" NAME="server" VALUE="rs.internic.net"> <BR>
Query : <INPUT TYPE="text" NAME="query" SIZE="40" MAXLENGTH="100"> <BR>
<INPUT TYPE="submit" VALUE="<?PHP echo $TOOLS[$tool]; ?>">
</FORM>
<?PHP
}
break;
default:
print "<UL>Currently supported tools are:n";
while (list($key, $val) = each($TOOLS)) {
echo "<LI><A HREF="".$PHP_SELF."?tool=".$key."">".$val."</A></LI>n";
}
print "</UL>n";
break;
}
print "n<HR><SMALL>".$app_name." v".$app_version."</SMALL>n";
print "<BODY>n</HTML>";
?>