我常用的几个类

修改自hk的
[PHP]
/*
作用：取得随机字符串
参数：
1、(int)$length = 32 #随机字符长度，默认为32
2、(int)$mode = 0 #随机字符类型，0为大小写英文和数字，1为数字，2为小写子木，3为大写字母，4为大小写字母，5为大写字母和数字，6为小写字母和数字
返回：取得的字符串
使用：
$code = new activeCodeObj;
$str = $code->getCode($length, $mode);
*/

class activeCodeObj
{
function getCode ($length = 32, $mode = 0)
{
switch ($mode) {
case '1':
$str = '1234567890';
break;
case '2':
$str = 'abcdefghijklmnopqrstuvwxyz';
break;
case '3':
$str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
break;
case '4':
$str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
break;
case '5':
$str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890';
break;
case '6':
$str = 'abcdefghijklmnopqrstuvwxyz1234567890';
break;
default:
$str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890';
break;
}

$result = '';
$l = strlen($str);

      for($i = 0;$i < $length;$i ++){
         $num = rand(0, $l);
         $result .= $str[$num];
      }
return $result;
}
}
[/PHP]

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xhhy

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2^#

发表于 2003-10-3 03:55 AM | 只看该作者

修改自很多地方，来源不明
[PHP]
/*
作用：取得客户端信息
参数：
返回：指定的资料
使用：
$code = new clientGetObj;
1、浏览器：$str = $code->getBrowse();
2、IP地址：$str = $code->getIP();
4、操作系统：$str = $code->getOS();
*/

class clientGetObj
{
function getBrowse()
{
global $_SERVER;
$Agent = $_SERVER['HTTP_USER_AGENT'];
$browser = '';
$browserver = '';
$Browser = array('Lynx', 'MOSAIC', 'AOL', 'Opera', 'JAVA', 'MacWeb', 'WebExplorer', 'OmniWeb');
for($i = 0; $i <= 7; $i ++){
if(strpos($Agent, $Browsers[$i])){
$browser = $Browsers[$i];
$browserver = '';
}
}
if(ereg('Mozilla', $Agent) && !ereg('MSIE', $Agent)){
$temp = explode('(', $Agent);
$Part = $temp[0];
$temp = explode('/', $Part);
$browserver = $temp[1];
$temp = explode(' ', $browserver);
$browserver = $temp[0];
$browserver = preg_replace('/([\d\.]+)/', '\\1', $browserver);
$browserver = $browserver;
$browser = 'Netscape Navigator';
}
if(ereg('Mozilla', $Agent) && ereg('Opera', $Agent)) {
$temp = explode('(', $Agent);
$Part = $temp[1];
$temp = explode(')', $Part);
$browserver = $temp[1];
$temp = explode(' ', $browserver);
$browserver = $temp[2];
$browserver = preg_replace('/([\d\.]+)/', '\\1', $browserver);
$browserver = $browserver;
$browser = 'Opera';
}
if(ereg('Mozilla', $Agent) && ereg('MSIE', $Agent)){
$temp = explode('(', $Agent);
$Part = $temp[1];
$temp = explode(';', $Part);
$Part = $temp[1];
$temp = explode(' ', $Part);
$browserver = $temp[2];
$browserver = preg_replace('/([\d\.]+)/','\\1',$browserver);
$browserver = $browserver;
$browser = 'Internet Explorer';
}
if($browser != ''){
$browseinfo = $browser.' '.$browserver;
} else {
$browseinfo = false;
}
return $browseinfo;
}

function getIP ()
{
global $_SERVER;
if (getenv('HTTP_CLIENT_IP')) {
$ip = getenv('HTTP_CLIENT_IP');
} else if (getenv('HTTP_X_FORWARDED_FOR')) {
$ip = getenv('HTTP_X_FORWARDED_FOR');
} else if (getenv('REMOTE_ADDR')) {
$ip = getenv('REMOTE_ADDR');
} else {
$ip = $_SERVER['REMOTE_ADDR'];
}
return $ip;
}

function getOS ()
{
global $_SERVER;
$agent = $_SERVER['HTTP_USER_AGENT'];
$os = false;
if (eregi('win', $agent) && strpos($agent, '95')){
$os = 'Windows 95';
}
else if (eregi('win 9x', $agent) && strpos($agent, '4.90')){
$os = 'Windows ME';
}
else if (eregi('win', $agent) && ereg('98', $agent)){
$os = 'Windows 98';
}
else if (eregi('win', $agent) && eregi('nt 5.1', $agent)){
$os = 'Windows XP';
}
else if (eregi('win', $agent) && eregi('nt 5', $agent)){
$os = 'Windows 2000';
}
else if (eregi('win', $agent) && eregi('nt', $agent)){
$os = 'Windows NT';
}
else if (eregi('win', $agent) && ereg('32', $agent)){
$os = 'Windows 32';
}
else if (eregi('linux', $agent)){
$os = 'Linux';
}
else if (eregi('unix', $agent)){
$os = 'Unix';
}
else if (eregi('sun', $agent) && eregi('os', $agent)){
$os = 'SunOS';
}
else if (eregi('ibm', $agent) && eregi('os', $agent)){
$os = 'IBM OS/2';
}
else if (eregi('Mac', $agent) && eregi('PC', $agent)){
$os = 'Macintosh';
}
else if (eregi('PowerPC', $agent)){
$os = 'PowerPC';
}
else if (eregi('AIX', $agent)){
$os = 'AIX';
}
else if (eregi('HPUX', $agent)){
$os = 'HPUX';
}
else if (eregi('NetBSD', $agent)){
$os = 'NetBSD';
}
else if (eregi('BSD', $agent)){
$os = 'BSD';
}
else if (ereg('OSF1', $agent)){
$os = 'OSF1';
}
else if (ereg('IRIX', $agent)){
$os = 'IRIX';
}
else if (eregi('FreeBSD', $agent)){
$os = 'FreeBSD';
}
else if (eregi('teleport', $agent)){
$os = 'teleport';
}
else if (eregi('flashget', $agent)){
$os = 'flashget';
}
else if (eregi('webzip', $agent)){
$os = 'webzip';
}
else if (eregi('offline', $agent)){
$os = 'offline';
}
else {
$os = 'Unknown';
}
return $os;
}

}
[/PHP]

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xhhy

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3^#

发表于 2003-10-3 03:58 AM | 只看该作者

修改自q3boy
[php]
class cnStrObj
{
function substrGB ($str = '', $start = '', $len = ''){
if($start == 0 || $start == ''){
$start = 1;
}
if($str == '' || $len == ''){
return false;
}
for($i = 0; $i < $start + $len; $i ++){
$tmpstr = (ord($str[$i]) >= 161 && ord($str[$i]) <= 247&& ord($str[$i+1]) >= 161 && ord($str[$i+1]) <= 254)?$str[$i].$str[++$i]

tmpstr = $str[$i];
if ($i >= $start && $i < ($start + $len))
{
$tmp .=$tmpstr;
}
}
return $tmp;
}

function isGB ($str)
{
$strLen = strlen($str);
$length = 1;
for($i = 0; $i < $strLen; $i ++) {
$tmpstr = ord(substr($str, $i, 1));
$tmpstr2 = ord(substr($str, $i+1, 1));
if(($tmpstr <= 161 || $tmpstr >= 247) && ($tmpstr2 <= 161 || $tmpstr2 >= 247)){
$legalflag = false;
} else {
$legalflag = true;
}
}
return $legalflag;
}
}
[/php]

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xhhy

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4^#

发表于 2003-10-3 03:59 AM | 只看该作者

下载自某e文网站
[php]
<?php
/***************************************
** Filename.......: class.smtp.inc
** Project........: SMTP Class
** Version........: 1.00b
** Last Modified..: 30 September 2001
***************************************/

define('SMTP_STATUS_NOT_CONNECTED', 1, TRUE);
define('SMTP_STATUS_CONNECTED', 2, TRUE);

class smtp{

var $connection;
var $recipients;
var $headers;
var $timeout;
var $errors;
var $status;
var $body;
var $from;
var $host;
var $port;
var $helo;
var $auth;
var $user;
var $pass;

/***************************************
      ** Constructor function. Arguments:
** $params - An assoc array of parameters:
**
** host - The hostname of the smtp server Default: localhost
** port - The port the smtp server runs on Default: 25
** helo - What to send as the HELO command Default: localhost
**          (typically the hostname of the
**          machine this script runs on)
** auth - Whether to use basic authentication Default: FALSE
** user - Username for authentication Default: <blank>
** pass - Password for authentication Default: <blank>
** timeout - The timeout in seconds for the call Default: 5
**          to fsockopen()
      ***************************************/

function smtp($params = array()){

if(!defined('CRLF'))
define('CRLF', "\r\n", TRUE);

$this->timeout = 5;
$this->status = SMTP_STATUS_NOT_CONNECTED;
$this->host = 'localhost';
$this->port = 25;
$this->helo = 'localhost';
$this->auth = FALSE;
$this->user = '';
$this->pass = '';
$this->errors = array();

foreach($params as $key => $value){
$this->$key = $value;
}
}

/***************************************
      ** Connect function. This will, when called
** statically, create a new smtp object,
** call the connect function (ie this function)
** and return it. When not called statically,
** it will connect to the server and send
** the HELO command.
      ***************************************/

function connect($params = array()){

if(!isset($this->status)){
$obj = new smtp($params);
if($obj->connect()){
$obj->status = SMTP_STATUS_CONNECTED;
}

return $obj;

}else{
$this->connection = fsockopen($this->host, $this->port, $errno, $errstr, $this->timeout);
socket_set_timeout($this->connection, 0, 250000);

$greeting = $this->get_data();
if(is_resource($this->connection)){
return $this->auth ? $this->ehlo() : $this->helo();
}else{
$this->errors[] = 'Failed to connect to server: '.$errstr;
return FALSE;
}
}
}

/***************************************
      ** Function which handles sending the mail.
** Arguments:
** $params - Optional assoc array of parameters.
**          Can contain:
**             recipients - Indexed array of recipients
**             from    - The from address. (used in MAIL FROM

,
**                         this will be the return path
**             headers - Indexed array of headers, one header per array entry
**             body    - The body of the email
**          It can also contain any of the parameters from the connect()
**          function
      ***************************************/

function send($params = array()){

foreach($params as $key => $value){
$this->set($key, $value);
}

if($this->is_connected()){

// Do we auth or not? Note the distinction between the auth variable and auth() function
if($this->auth){
if(!$this->auth())
return FALSE;
}

$this->mail($this->from);
if(is_array($this->recipients))
foreach($this->recipients as $value)
$this->rcpt($value);
else
$this->rcpt($this->recipients);

if(!$this->data())
return FALSE;

// Transparency
$headers = str_replace(CRLF.'.', CRLF.'..', trim(implode(CRLF, $this->headers)));
$body = str_replace(CRLF.'.', CRLF.'..', $this->body);
$body = $body[0] == '.' ? '.'.$body : $body;

$this->send_data($headers);
$this->send_data('');
$this->send_data($body);
$this->send_data('.');

return (substr(trim($this->get_data()), 0, 3) === '250');
}else{
$this->errors[] = 'Not connected!';
return FALSE;
}
}

/***************************************
      ** Function to implement HELO cmd
      ***************************************/

function helo(){
if(is_resource($this->connection)
AND $this->send_data('HELO '.$this->helo)
AND substr(trim($error = $this->get_data()), 0, 3) === '250' ){

return TRUE;

}else{
$this->errors[] = 'HELO command failed, output: ' . trim(substr(trim($error),3));
return FALSE;
}
}

/***************************************
      ** Function to implement EHLO cmd
      ***************************************/

function ehlo(){
if(is_resource($this->connection)
AND $this->send_data('EHLO '.$this->helo)
AND substr(trim($error = $this->get_data()), 0, 3) === '250' ){

return TRUE;

}else{
$this->errors[] = 'EHLO command failed, output: ' . trim(substr(trim($error),3));
return FALSE;
}
}

/***************************************
      ** Function to implement AUTH cmd
      ***************************************/

function auth(){
if(is_resource($this->connection)
AND $this->send_data('AUTH LOGIN')
AND substr(trim($error = $this->get_data()), 0, 3) === '334'
AND $this->send_data(base64_encode($this->user)) // Send username
AND substr(trim($error = $this->get_data()),0,3) === '334'
AND $this->send_data(base64_encode($this->pass)) // Send password
AND substr(trim($error = $this->get_data()),0,3) === '235' ){

return TRUE;

}else{
$this->errors[] = 'AUTH command failed: ' . trim(substr(trim($error),3));
return FALSE;
}
}

/***************************************
      ** Function that handles the MAIL FROM: cmd
      ***************************************/

function mail($from){

if($this->is_connected()
AND $this->send_data('MAIL FROM:<'.$from.'>')
AND substr(trim($this->get_data()), 0, 2) === '250' ){

return TRUE;

}else
return FALSE;
}

/***************************************
      ** Function that handles the RCPT TO: cmd
      ***************************************/

function rcpt($to){

if($this->is_connected()
AND $this->send_data('RCPT TO:<'.$to.'>')
AND substr(trim($error = $this->get_data()), 0, 2) === '25' ){

return TRUE;

}else{
$this->errors[] = trim(substr(trim($error), 3));
return FALSE;
}
}

/***************************************
      ** Function that sends the DATA cmd
      ***************************************/

function data(){

if($this->is_connected()
AND $this->send_data('DATA')
AND substr(trim($error = $this->get_data()), 0, 3) === '354' ){

return TRUE;

}else{
$this->errors[] = trim(substr(trim($error), 3));
return FALSE;
}
}

/***************************************
      ** Function to determine if this object
** is connected to the server or not.
      ***************************************/

function is_connected(){

return (is_resource($this->connection) AND ($this->status === SMTP_STATUS_CONNECTED));
}

/***************************************
      ** Function to send a bit of data
      ***************************************/

function send_data($data){

if(is_resource($this->connection)){
return fwrite($this->connection, $data.CRLF, strlen($data)+2);
}else
return FALSE;
}

/***************************************
      ** Function to get data.
      ***************************************/

function &get_data(){

$return = '';
$line = '';

if(is_resource($this->connection)){
while(strpos($return, CRLF) === FALSE OR substr($line,3,1) !== ' '){
$line = fgets($this->connection, 512);
$return .= $line;
}
return $return;

}else
return FALSE;
}

/***************************************
      ** Sets a variable
      ***************************************/

function set($var, $value){

$this->$var = $value;
return TRUE;
}

} // End of class
?>
[/php]

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