Common php File Upload class-Multifile upload-PHP source code

Ec (2); & lt ;? PhpclassMy_Lib_upfile {& nbsp; var $ upfile, $ upfile_name, $ upfile_size; & nbsp; # $ upfile temporary file name $ _ FILES [tmp_name], $ upfile_name file name $ _ FILES [name], $ upfile_size file size $ _ FILES [size]; & script ec (2); script

Class My_Lib_upfile {

Var $ upfile, $ upfile_name, $ upfile_size;
# $ Upfile temporary file name $ _ FILES ['tmp _ name'], $ upfile_name file name $ _ FILES ['name'], $ upfile_size file size $ _ FILES ['SIZE'];

Var $ new_upfile_name; # Name of the uploaded file;
Var $ fleth, $ fileExtent; # file extension (type );
Var $ f1, $ f2, $ f3; # file storage path (multilevel) upfiles/2008-01/08 /;
Var $ filename; # file (with Path );
Var $ filepath; # The relative path is used to delete objects;
Var $ maxSize, $ File_type; # the type of the file to be uploaded;

Var $ BuildFile, $ newFile, $ File_width, $ File_height, $ rate;

Function upfileclass ($ upfile, $ upfile_name, $ upfile_size ){
$ This-> upfile = $ upfile;
$ This-> upfile_name = $ upfile_name;
$ This-> upfile_size = $ upfile_size;
$ This-> new_upfile_name = $ this-> CreateNewFilename ($ this-> upfile_name );
$ This-> f1 = "public/upload/images ";
$ This-> f2 = $ this-> f1. "/". date ('y'). "-". date ('M ');
$ This-> f3 = $ this-> f2. "/". date ('D ');
$ This-> filename = $ this-> f3. "/". $ this-> new_upfile_name;
$ This-> maxSize = 5000*1024; # file size: KB
$ This-> File_type = "gif/jpg/jpeg/png/bmp"; # types of files that can be uploaded
}

# Create a new file name (original file name)
Function CreateNewFilename ($ file_name ){
$ This-> fleth = explode (".", $ file_name );
$ This-> fileExtent = $ this-> fleth [(int) count ($ this-> fleth)-1]; # obtain the file suffix;
$ Tmps tutorial tr = date ('ymmd'). rand (0, time (). ".". $ this-> fileExtent; # create a new file name;
Return $ tmpstr;
}

# Check whether the file type is correct
Function chk_fileExtent (){
$ IwTrue = 0;
$ Fle = explode ("/", $ this-> File_type );
For ($ I = 0; $ I <count ($ fle); $ I ++ ){
If ($ this-> fileExtent ==$ fle [$ I]) {
$ IwTrue = (int) $ iwTrue + 1;
}
}
If ($ iwTrue = 0 ){
$ This-> msg ("the file does not match". $ this-> File_type. "format! ");
}
}

# Prompt the error message and terminate the operation
Function msg ($ Error ){
Echo"