感觉网站太空洞了,就找了找平时自己浏览的it资讯网站,将内容抓取过来,这样就不能每个网站都浏览了.
//标题+预览
public function to_oschina(){
$datas=$this->_comm_oschina();
$this->mylib->My_show_list(mymsg::PZ_OSCHINA, 'pc/oschina',$datas,null,'no desc',5,$this->pagesize);
}
//仅标题
public function to_oschina_title(){
$datas=$this->_comm_oschina();
$this->mylib->My_show_list(mymsg::PZ_OSCHINA, 'pc/oschina_title',$datas,null,'no desc',5,$this->pagemax);
}
//在页面停留指定秒后开始抓取数据
function _comm_oschina(){
$datas=$this->mytool->getInfo();
$datas["url"]="http://www.oschina.net";
$datas["ajaxMethod"]="get_oschina";
$datas["funMethod"]="to_oschina";
return $datas;
}
//前台用ajax进行调用
function get_oschina(){
$this->_insert_oschina();
}
function _insert_oschina(){
$url="http://www.oschina.net/news/list";
$html = file_get_html($url);
$result = $html->find('.ArticleList ul li');
for($j=0;$jfind("td");
for($i=0;$ifind("h3 a",$i);
if(!empty($h)){
$data["title"]=$h->innertext; //标题
$url=$h->href;
$data["uri"]= str_replace("http://www.oschina.net","",$url);; //URI地址
}
$p=$detail[$i]->find(".date",$i);
if(!empty($p)){
$data["author_url"]=$p->find('a',$i)->href; //作者地址
$data["author_nm"]=$p->find('a',$i)->innertext; //作者名称
$data["time_detail"]=$p->innertext(); //作者发布信息
$data["no"]= substr($data["time_detail"],strrpos($data["time_detail"],"(")+1,16);
}
$d=$detail[$i]->find(".detail",$i);
if(!empty($p)){
$data["info"]=$d->innertext; //简介
}
}
$bool=$this->mcom_model->checkIsExit(mymsg::PZ_OSCHINA,array("title"=>$data["title"]));
if(!$bool){
$this->mcom_model->insert_data(mymsg::PZ_OSCHINA,$data);
}
}
}
这样就能抓取oschina的资讯保存进数据库,刷新后可查看 查看实例:http://www.xiuxiandou.com/xitong/pachong/to_oschina
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