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upload.zip(免费下载)[4 次下载]<?php |
class Upload{ |
private $filepath = './upload'; //上传目录 |
private $tmpPath; //PHP文件临时目录 |
private $blobNum; //第几个文件块 |
private $totalBlobNum; //文件块总数 |
private $fileName; //文件名 |
private $md5FileName; |
|
public function __construct($tmpPath,$blobNum,$totalBlobNum,$fileName, $md5FileName){ |
$this->tmpPath = $tmpPath; |
$this->blobNum = $blobNum; |
$this->totalBlobNum = $totalBlobNum; |
$this->fileName = $this->createName($fileName, $md5FileName); |
$this->moveFile(); |
$this->fileMerge(); |
} |
|
//判断是否是最后一块，如果是则进行文件合成并且删除文件块 |
private function fileMerge(){ |
if($this->blobNum == $this->totalBlobNum){ |
$blob = ''; |
for($i=1; $i<= $this->totalBlobNum; $i++){ |
$blob .= file_get_contents($this->filepath.'/'. $this->fileName.'__'.$i); |
} |
file_put_contents($this->filepath.'/'. $this->fileName,$blob); |
$this->deleteFileBlob(); |
} |
} |
|
//删除文件块 |
private function deleteFileBlob(){ |
for($i=1; $i<= $this->totalBlobNum; $i++){ |
@unlink($this->filepath.'/'. $this->fileName.'__'.$i); |
} |
} |
|
private function moveFile(){ |
$this->touchDir(); |
$filename = $this->filepath.'/'. $this->fileName.'__'.$this->blobNum; |
move_uploaded_file($this->tmpPath,$filename); |
} |
|
//API返回数据 |
public function apiReturn(){ |
if($this->blobNum == $this->totalBlobNum){ |
if(file_exists($this->filepath.'/'. $this->fileName)){ |
$data['code'] = 2; |
$data['msg'] = 'success'; |
$data['file_path'] = 'http://'.$_SERVER['HTTP_HOST'].dirname($_SERVER['DOCUMENT_URI']).str_replace('.','',$this->filepath).'/'. $this->fileName; |
} |
}else{ |
if(file_exists($this->filepath.'/'. $this->fileName.'__'.$this->blobNum)){ |
$data['code'] = 1; |
$data['msg'] = 'waiting'; |
$data['file_path'] = ''; |
} |
} |
header('Content-type: application/json'); |
echo json_encode($data); |
} |
|
|
private function touchDir(){ |
if(!file_exists($this->filepath)){ |
return mkdir($this->filepath); |
} |
} |
|
private function createName($fileName, $md5FileName){ |
return $md5FileName . '.' . pathinfo($fileName)['extension']; |
} |
} |
|
$upload = new Upload($_FILES['file']['tmp_name'],$_POST['blob_num'],$_POST['total_blob_num'],$_POST['file_name'],$_POST['md5_file_name']); |
$upload->apiReturn(); |
upload.zip(免费下载)[4 次下载]
