PHP image collection program--image collection class-PHP Tutorial-php.cn

PHP image collection program--image collection class

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Release： 2016-07-25 09:02:08

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The code comes from my blog: http://www.taoniwu.com/archives/3234.html If you have any good suggestions, thank you~~~~~

?class Collection{
protected $url; //Collection address
protected $prefix; //Rename file prefix
protected $style; //Pass in an array for the image format to be collected
const prel = '/(?:http?|https?)://(?:[^./()?]+).(?:[^./]+).(?:com|cn| net|org)/(?:[^.:"'()?]+).(jpg|png|gif)/i'; //Collection rules
//Constructor function
function __construct($url,$prefix ,$style){
switch($this->checkdata($url,$prefix,$style)){
case 1:
echo '<script>alert("The collection address cannot be empty!")< /script>';</li> <li> exit;</li> <li> break;</li> <li> case 2:</li> <li> echo '<script>alert("The image format to be collected should be an array!")</script>';
exit;
break;
case 3:
echo '<script>alert("The image format that needs to be collected cannot be empty!")</script>';
exit;
break;
case 4:
echo '<script> alert("The file name cannot contain . / | or start with a space!")</script>';
exit;
}
$this->url = $url;
$this->prefix = $prefix ;
$this->style = $style;
}
//Start collecting data
public function action(){
$url = $this->checkurl();
$imgurl = $this->collecturl ($url);
$this->savafile($imgurl);
}
//url processing
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 $myurl;
}
//File saving
protected function savafile($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 '<script>alert("Failed to create file, The file directory cannot be written! ")</script>';
exit;
}
$fw = fwrite($fo,$obj);
echo '
'. $filename.'Collection successful
';
}
}
}
}
//Address collection function, including image suffix name
protected function collecturl($url){
set_time_limit(0);
if (is_array($url)){
$arr = array();
$imgkey = array();
foreach($url as $value){
$code = file_get_contents($value);
preg_match_all(self:: prel,$code,$arrimg);
$arr = array_merge($arr,$arrimg[0]);
$imgkey = array_merge($imgkey,$arrimg[1]);
}
return array($arr, $imgkey);
}else{
$code = file_get_contents($url);
preg_match_all(self::prel,$code,$arrimg);
return $arrimg;
}
}
//Check data
private function checkdata($url,$prefix,$style){
if(empty($url)){
return 1;
}elseif(!is_array($style)){
return 2;
}elseif(count($style )==0){
return 3;
}elseif(stripos($prefix,'.') !== false || stripos($prefix,'/') !== false || stripos($prefix,' |') !== false){
return 4;
}
}
}
?>

Copy code

class Collection{
protected $url; //Collection address
protected $prefix; //Rename file prefix
protected $style; //The image format to be collected, pass in an array
const prel = '/ (?:http?|https?)://(?:[^./()?]+).(?:[^./]+).(?:com|cn|net|org)/( ?:[^.:"'()?]+).(jpg|png|gif)/i'; //Collection rules
//Constructor function
function __construct($url,$prefix,$style){
switch($this->checkdata($url,$prefix,$style)){
case 1:
echo '<script>alert("The collection address cannot be empty!")</script>';
exit;
break;
case 2:
echo '<script>alert("The image format to be collected should be an array!")</script>';
exit;
break;
case 3:
echo '<script>alert("The image format that needs to be collected cannot be empty!")</script>';
exit;
break;
case 4:
echo '<script>alert("The file name cannot be Contains . / | or starts with a space! ")</script>';
exit;
}
$this->url = $url;
$this->prefix = $prefix;
$this-> ;style = $style;
}
//Start collecting data
public function action(){
$url = $this->checkurl();
$imgurl = $this->collecturl($url);
$this->savafile($imgurl);
}
//url processing
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 $myurl;
}
//File saving
protected function savafile($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 '<script>alert("Failed to create the file, the file directory is not writable! ")</script>';
exit;
}
$fw = fwrite($fo,$obj);
echo '
'. $filename.'Collection successful
';
}
}
}
}
//Address collection function, including image suffix name
protected function collecturl($url){
set_time_limit(0);
if (is_array($url)){
$arr = array();
$imgkey = array();
foreach($url as $value){
$code = file_get_contents($value);
preg_match_all(self:: prel,$code,$arrimg);
$arr = array_merge($arr,$arrimg[0]);
$imgkey = array_merge($imgkey,$arrimg[1]);
}
return array($arr, $imgkey);
}else{
$code = file_get_contents($url);
preg_match_all(self::prel,$code,$arrimg);
return $arrimg;
}
}
//Check data
private function checkdata($url,$prefix,$style){
if(empty($url)){
return 1;
}elseif(!is_array($style)){
return 2;
}elseif(count($style )==0){
return 3;
}elseif(stripos($prefix,'.') !== false || stripos($prefix,'/') !== false || stripos($prefix,' |') !== false){
return 4;
}
}
}