不说废话，翠花，上代码
[php]
<?php
class httpconnector {
/**Curl类
*
*/
private $curl;
/**cookie字符串
*/
private $cookie;
private $read_cookie=false;
/**get方式下载网页内容
*@param $url
*@return web conntent
*/
function __construct(){
$handle = fopen(‘./cookie.txt’, ‘r’);
$content=fgets($handle, 1024);
if($content!=""){
$this->cookie=$content;
$this->read_cookie=true;
}
fclose($handle);;
}
public function get($url) {
$this->curl = curl_init();
curl_setopt($this->curl, CURLOPT_URL, $url);
// 设置header
curl_setopt($this->curl, CURLOPT_HEADER, 1);
curl_setopt($this->curl, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)");
curl_setopt($this->curl, CURLOPT_COOKIE, $this->cookie);//设置cookie 以分号分隔
// 设置cURL 参数，要求结果保存到字符串中还是输出到屏幕上。
curl_setopt($this->curl, CURLOPT_RETURNTRANSFER, 1);
// 运行cURL，请求网页
$data = curl_exec($this->curl);
// 关闭URL请求
curl_close($this->curl);
// 找到cookie 放入cookiestring
preg_match_all("/Set-Cookie:(.*?);/", $data, $match, PREG_SET_ORDER);
foreach ($match as $r) {
if ($this->cookie != ”) {
$this->cookie = $this->cookie . ‘;’;
}
if (isset($r[1])) {
$this->cookie .= trim(str_replace("rn", "", $r[1]));
}
}
$handle = fopen(‘./cookie.txt’, ‘w+’);
fwrite($handle,$this->cookie);
fclose($handle);;
return $data;
}
/**POST方式下载网页内容
*@param $url
*@param $params post的信息串
*@return web conntent
*/
public function post($url, $params) {
$this->curl = curl_init();
curl_setopt($this->curl, CURLOPT_URL, $url);
// 设置header
curl_setopt($this->curl, CURLOPT_HEADER, 1);
curl_setopt($this->curl, CURLOPT_COOKIE, $this->cookie);
curl_setopt($this->curl, CURLOPT_POST, 1);
curl_setopt($this->curl, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)");
curl_setopt($this->curl, CURLOPT_POSTFIELDS, $params);
// 设置cURL 参数，要求结果保存到字符串中还是输出到屏幕上。
curl_setopt($this->curl, CURLOPT_RETURNTRANSFER, 1);
// 运行cURL，请求网页
$data = curl_exec($this->curl);
// 关闭URL请求
curl_close($this->curl);
// 找到cookie 放入cookiestring
preg_match_all("/Set-Cookie:(.*?);/", $data, $match, PREG_SET_ORDER);
foreach ($match as $r) {
if ($this->cookie != ”) {
$this->cookie = $this->cookie . ‘;’;
}
if (isset($r[1])) {
$this->cookie .= trim(str_replace("rn", "", $r[1]));
}
}
$handle = fopen(‘./cookie.txt’, ‘w+’);
fwrite($handle,$this->cookie);
fclose($handle);;
return $data;
}
}
class tieba{
/*抓取编码GBK,抓取贴吧名也为GBK
*回复编码utf-8，登录也用utf-8
*/
private $http;
function __construct(){
$this->http=new httpconnector;
}
function login($username,$pwd){
$data= $this->http->post(‘http://wappass.baidu.com/passport/’ , "login_username=".$username."&login_loginpass=".$pwd."&login=yes&aa=登录&can_input=0");
if(strpos($data,"密码错误")>0){
return 0;
}else if(strpos($data,"验证码")>0) {
return 1;
}else if(strpos($data,"账户不存在")>0){
return 2;
}else {
return 3;
}
}
function send($tiebaname,$title,$content){
$url="http://wapp.baidu.com/f/?kw=".$tiebaname;
$data=$this->http->get($url);
$data=explode(‘<div class="d h">’,$data);
$data=explode(‘</form>’,$data[1]);
$pos=strpos("action ",$data[0]);
$action=substr($data[0],$pos+15);
$action=explode(‘"’,$action);
$action=$action[0];
$data=explode("<input",$data[0]);
$num=count($data);
$postdata="";
for($i=3;$i<$num;$i++){
$pos1=strpos($data[$i],"name");
$name=substr($data[$i],$pos1+6);
$name=explode(‘"’,$name);
$name=$name[0];
$pos1=strpos($data[$i],"value");
$value=substr($data[$i],$pos1+7);
$value=explode(‘"’,$value);
$value=$value[0];
$postdata.=$name."=".$value."&";
if($name==’sub1′)
break;
}
$postdata.="ti=".$title."&co= ".$content;
$posturl="http://wapp.baidu.com/".$action;
$data=$this->http->post($posturl,$postdata);
$data=$this->http->get($url);
/**注意置顶帖带来的误差
*/
$tid=explode(‘<div class="i">’,$data);
$num=count($tid);
for($i=1;$i<$num;$i++){
if(strpos($tid[$i],'<span class="light">’)>0){
}else{
$tid=explode("m?kz=",$tid[$i]);
$tid=explode("&",$tid[1]);
$tid=$tid[0];
break;
}
}
return $tid;
}
function logout(){
$url="http://wapp.baidu.com";
$data=$this->http->get($url);
$data=explode("退出</a>",$data);
$data=explode(‘href="’,$data[0]);
$count=count($data);
$data=explode(‘"’,$data[$count-1]);
$logouturl=$data[0];
$ret=$this->http->get($logouturl);
return $ret;
}
function replay($tid,$content){
$url="http://wapp.baidu.com/f/?kz=".$tid;
$data=$this->http->get($url);
echo $data;
$data=explode(‘<div class="d h">’,$data);
$data=explode(‘</form>’,$data[1]);
$pos=strpos("action ",$data[0]);
$action=substr($data[0],$pos+15);
$action=explode(‘"’,$action);
$action=$action[0];
$data=explode("<input",$data[0]);
$num=count($data);
$postdata="";
for($i=3;$i<$num;$i++){
$pos1=strpos($data[$i],"name");
$name=substr($data[$i],$pos1+6);
$name=explode(‘"’,$name);
$name=$name[0];
$pos1=strpos($data[$i],"value");
$value=substr($data[$i],$pos1+7);
$value=explode(‘"’,$value);
$value=$value[0];
$postdata.=$name."=".$value."&";
if($name==’sub1′)
break;
}
$postdata.="co=".$content;
$url="http://wapp.baidu.com/".$action;
echo $url;
$data=$this->http->post($url,$postdata);
echo $data;
}
/*
*抓取的贴吧名和返回的结果都是GBK
*/
function crul($tiebaname){
$tiebaname= iconv("UTF-8","GBK", $tiebaname);
$url="http://tieba.baidu.com/f?kw=".$tiebaname;
$content=$this->http->get($url);
$out=explode("</tr>",$content);
$num=count($out)-7;
$result=array();
for($i=1;$i<$num+1;$i++){
$tli=explode("</td>",$out[$i]);
$pos1 = (int)strpos($tli[0], ‘<td nowrap>’);
$clickcount=substr($tli[0],$pos1+11);
$replaynum=$this->getNum($tli[1]);
$author=trim(strip_tags($tli[3]));
$replay=$this->getChinese($tli[4]);
$href=$tli[2];
$pos1 = (int)strpos($href, ‘"_blank"’);
$pos2 = (int)strpos($href, ‘</a>’);
$title=substr($href,$pos1+9,$pos2-$pos1-5);
$title=strip_tags($title);
$pos1 = (int)strpos($href, ‘/p’);
$tid=substr($href,$pos1+3,10);
if($replay=="")
$replay=$author;
$result[]=array("clickcount"=>$clickcount ,"replaynum"=>$replaynum,"title"=>$title,"author"=>$author,"tid"=>$tid,"replay"=>$replay);
}
return $result;
}
function getChinese($string) {
$tmpstr = ”;
$arr = array(1,2,3,4,5,6,7,8,9,0);
$strlen = strlen($string);
for($i=0; $i<$strlen; $i++) {
$str=substr($string, $i, 1);
$str1=trim($str);
if( ord($str)>0xA0 ){
$tmpstr.= substr($string, $i, 2);
$i = $i+1;
}
}
return $tmpstr;
}
function getChineseNum($string) {
$tmpstr = ”;
$arr = array(1,2,3,4,5,6,7,8,9,0);
$strlen = strlen($string);
for($i=0; $i<$strlen; $i++) {
$str=substr($string, $i, 1);
$str1=trim($str);
if( ord($str)>0xA0 ){
$tmpstr.= substr($string, $i, 2);
$i = $i+1;
}
if(is_numeric($str1)){
$tmpstr.= $str1;
}
}
return $tmpstr;
}
function getNum($string){
$tmpstr = ”;
$arr = array(1,2,3,4,5,6,7,8,9,0);
$strlen = strlen($string);
for($i=0; $i<$strlen; $i++) {
$str=substr($string, $i, 1);
$str1=trim($str);
if(is_numeric($str1)){
$tmpstr.= $str1;
}
}
return $tmpstr;
}
}
?>
[/php]
