分类: 系统运维
2012-10-08 10:52:28
class Collection{
protected
$url; //采集地址
protected
$prefix; //重命名文件前缀
protected
$style; //需要采集的图片格式,传入一个数组
const prel =
'/(?:http?|https?):\/\/(?:[^\.\/\(\)\?]+)\.(?:[^\.\/]+)\.
(?:com|cn|net|org)\/(?:[^\.:\"\'\(\)\?]+)\.(jpg|png|gif)
/i'; //采集规则
//构造函数
function
__construct($url,$prefix,$style){
switch($this->checkdata($url,$prefix,$style)){
case
1:
echo
'';
exit;
break;
case
2:
echo
'';
exit;
break;
case
3:
echo
'';
exit;
break;
case
4:
echo '';
exit;
}
$this->url
= $url;
$this->prefix = $prefix;
$this->style =
$style;
}
//开始采集数据
public function
action(){
$url = $this->checkurl();
$imgurl =
$this->collecturl($url);
$this->savafile($imgurl);
}
//url处理
protected
function checkurl(){
$munprel =
'/\([0-9]+,[0-9]+\)/i';
$myurl;
if(preg_match($munprel,$this->url,$arr)){
$temp
= substr($arr[0],1,strlen($arr[0])-2);
$mymunber =
explode(',',$temp);
$temparr =
explode($arr[0],$this->url);
for($i=$mymunber[0];$i<=$mymunber[1];$i++){
$myurl[]
=
$temparr[0].$i.$temparr[1];
}
}else{
$myurl
= $this->url;
}
return
$myurl;
}
//文件保存
protected function
savafile($imgurl){
if(!empty($imgurl)){
foreach($imgurl[0]
as $key=>$value){
$filename =
'';
if(in_array($imgurl[1][$key],$this->style)){
$size
= @getimagesize($value);
if($size ===
false){
continue;
}
list($w,$h,$t,$a)
= $size;
if($w<200 ||
$h<200){
continue;
}
ob_start();
readfile($value);
$obj
=
ob_get_contents();
ob_end_clean();
$dir
=
'F:/php/';
if(!is_dir($dir)){
mkdir($dir,0777);
}
if(!empty($this->prefix)){
$filename
=
$dir.$this->prefix.date('Ymd').rand(10000,99999).'.'.$imgurl[1][$key];
}else{
$filename
=
$dir.date('Ymd').rand(10000,99999).'.'.$imgurl[1][$key];
}
$fo
= @fopen($filename,'wb');
if($fo ===
false){
echo
'';
exit;
}
$fw
= fwrite($fo,$obj);
echo '
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