PHP 采集获取指定网址的内容_PHP教程

/*
功能:获取页面内容,存储下来阅读; lost63
*/
Class GetUrl{
var $url; //地址
var $result; //结果
var $content; //内容
var $list; //列表
function GetUrl($url){
$this->url=$url;
$this->GetContent();
$this->GetList();
$this->FileSave();
//print_r($this->list[2]);
}
private function GetContent(){
$this->result=fopen($this->url,"r");
while(!feof($this->result)){
$this->content.=fgets($this->result,9999);
}
}
private function GetList(){
preg_match_all('/(.*?)/',$this->content,$this->list);
$this->list[2]=array_unique($this->list[2]); //移除相同的值
while(list($key,$value)=each($this->list[2])){
if(strpos($value,".html")==0||strpos($value,"jiaocheng")==0){
unset($this->list[2][$key]);
}else{
$this->list[2][$key]=substr($value,0,strpos($value,".html")).".html"; //去掉不需要的标签
}
}
}
private function FileSave(){
foreach($this->list[2] as $value){
$this->url=$value; //重新赋值
$this->content=null;
$this->GetContent(); //提取内容
preg_match_all('/