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| <?php
/*
PHP多文件上传类
*/
/*
class more_file_upload{
const FILE_PATH='../upfileclass/uploadfile/';
var file_type;
var file_type_array;
var file_type_real_array;
var file_type_string;
var file_name;
var file_size;
var file_tmp_name;
var file_error;
var handledate;
static totalsize=0;
function __construct(file_name,file_error,file_size,file_tmp_name,file_type){
this->handledate=date('m-d-Y');
if (!empty(file_name)){
this->file_name = file_name;
this->file_error = file_error;
this->file_size = file_size;
this->file_tmp_name = file_tmp_name;
this->file_type = file_type;
this->file_type_array = array('/', 'image/gif', 'image/jpg', 'image/jpeg', 'image/pjpeg', 'image/png');
this->file_type_real_array = array(0.1, 'jpg'=>74707370, 'gif'=>7173, 'bmp'=>6677, 'png'=>807871);
this->show_execute_message(this->file_error,this->file_name,this->file_type,this->file_size);
}
}
function __destruct(){
this->file_name = NULL;
this->file_error = NULL;
this->file_size = NULL;
this->file_tmp_name = NULL;
this->file_type = NULL;
self::totalsize = 0;
}
function show_execute_message(smfileerror,smfilename,smfiletype,smfilesize){
if(smfileerror>0){
switch (smfileerror){
case 1: smfilemessage='<strong>文件超过服务器的约定大小！</strong>';break;
case 2: smfilemessage='<strong>文件超过指定的文件大小！</strong>';break;
case 3: smfilemessage='<strong>文件只上传了部分！</strong>';break;
case 4: echo "this->file_name ".'文件上传失败！<br/>';break;
}
self::__destruct();
}else{
smfiletypeflag = array_search(smfiletype,this->file_type_array);
//进行真实格式验证
if(smfiletypeflag != false){
file = fopen(this->file_tmp_name, "rb");
bin = fread(file, 10);
fclose(file);
strInfo = @unpack("c10chars", bin);
typeCode = intval(strInfo['chars1'].strInfo['chars2']);
smfiletypeflag = array_search(typeCode, this->file_type_real_array);
if(smfiletypeflag == false){ //判断是否是png图片
typeCode = intval(strInfo['chars2'].strInfo['chars3'].strInfo['chars4']);
smfiletypeflag = array_search(typeCode, this->file_type_real_array);
if(smfiletypeflag == false){ //判断是否是jpg图片
$typeCode = intval(strInfo['chars7'].strInfo['chars8'].strInfo['chars9'].strInfo['chars10']);
smfiletypeflag = array_search(typeCode, this->file_type_real_array);
}
}
}
if($smfiletypeflag == false){
$smfilemessage='<strong>文件类型不对，请核实！</strong>';
self::__destruct();
}else{
$resflag = $this->move_file($this->file_tmp_name,this->file_name);
if (resflag == 1){
$smfilemessage = '文件上传成功！';
self::totalsize +=intval($smfilesize);
self::__destruct();
}else{
$smfilemessage = '<strong>文件上传失败！</strong>';
self::__destruct();
}
}
}
$smfilesizeformat = $this->size_BKM(smfilesize);
echo '<tr>
<td align="left" >'.smfilename.'</td>
<td align="center" >'.smfiletype.'</td>
<td align="center" >'.smfilesizeformat.'</td>
<td align="center" >'.smfilemessage.'</td>
</tr>';
}
function move_file(mvfiletmp,mvfilename){ //移动文件
mvfilenamearr = explode('.',basename(mvfilename));
mvfilenamearr[0] = this->rand_string();
mvfilename = implode('.',mvfilenamearr);
if (is_uploaded_file(mvfiletmp)){
uploadfile = self::FILE_PATH."mvfilename";
result = move_uploaded_file(mvfiletmp,uploadfile);
return result;
}
}
function rand_string(){
string = md5(uniqid(rand().microtime()));
return string;
}
function size_BKM(size){ // B/KB/MB单位转换
if(size < 1024)
{
size_BKM = (string)size . " B";
}
elseif(size < (1024 * 1024))
{
size_BKM = number_format((double)(size / 1024), 1) . " KB";
}else
{
size_BKM = number_format((double)(size / (1024*1024)),1)." MB";
}
return size_BKM;
}
}*/
?> |
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