<? PHP
/*************************************** *************************************** Parameter description:
$ Max_file_size: size limit of the uploaded file, in bytes
$ Destination_folder: File Upload path
$ Watermark: whether to add a watermark. (1 indicates adding a watermark; others indicates not adding a watermark ); Instructions for use:
1. Remove the number before the line "extension = php_gd2.dll" in the PHP. ini file because the GD library is used;
2. Change extension_dir = to the directory where your php_gd2.dll is located;
**************************************** **************************************/ // list of uploaded file types
$ uptypes = array (
'image/jpg ',
'image/JPEG ',
'image/PNG ',
'image/pjpeg',
'image/gif',
'image/BMP ',
'image/X-PNG '
); $ max_file_size = 2000000; // the size of the uploaded file. Unit: byte
$ destination_folder = "uploadimg /"; // Upload File Path
$ watermark = 1; // whether to append the watermark. (1 indicates adding a watermark, and others indicates not adding a watermark.)
$ watertype = 1; // watermark type (1 is text, 2 is image)
$ waterposition = 1; // watermark position (1 is lower left, 2 is lower right, 3 is upper left, 4 is the upper right corner, 5 is the center);
$ waterstring = "http://www.xplore.cn/"; // watermark string
$ waterimg = "xplore.gif "; // watermark image
$ imgpreview = 1; // whether to generate a preview image (1 is generated, other is not generated);
$ imgpreviewsize = 1/2; // thumbnail ratio
?>
Zwell Image Upload Program
<Body>
<Form enctype = "multipart/form-Data" method = "Post" name = "upform">
Upload files:
<Input name = "upfile" type = "file">
<Input type = "Submit" value = "Upload"> <br>
The file type that can be uploaded is: <? = Implode (',', $ uptypes)?>
</Form> <? PHP
If ($ _ server ['request _ method'] = 'post ')
{
If (! Is_uploaded_file ($ _ FILES ["upfile"] [tmp_name])
// Whether a file exists
{
Echo "the image does not exist! ";
Exit;
} $ File = $ _ FILES ["upfile"];
If ($ max_file_size <$ file ["size"])
// Check the file size
{
Echo "the file is too large! ";
Exit;
} If (! In_array ($ file ["type"], $ uptypes ))
// Check the file type
{
Echo "file type does not match! ". $ File [" type "];
Exit;
} If (! File_exists ($ destination_folder ))
{
Mkdir ($ destination_folder );
} $ Filename = $ file ["tmp_name"];
$ Image_size = getimagesize ($ filename );
$ Pinfo = pathinfo ($ file ["name"]);
$ FTYPE = $ pinfo ['extension'];
$ Destination = $ destination_folder.time (). ".". $ FTYPE;
If (file_exists ($ destination) & $ overwrite! = True)
{
Echo "a file with the same name already exists ";
Exit;
} If (! Move_uploaded_file ($ filename, $ destination ))
{
Echo "An error occurred while moving the file ";
Exit;
} $ Pinfo = pathinfo ($ destination );
$ Fname = $ pinfo [basename];
Echo "<font color = Red> uploaded successfully </font> <br> file name: <font color = blue> ". $ destination_folder. $ fname. "</font> <br> ";
Echo "width:". $ image_size [0];
Echo "Length:". $ image_size [1];
Echo "<br> size:". $ file ["size"]. "bytes "; If ($ watermark = 1)
{
$ Iinfo = getimagesize ($ destination, $ iinfo );
$ Nimage = imagecreatetruecolor ($ image_size [0], $ image_size [1]);
$ White = imagecolorallocate ($ nimage, 255,255,255 );
$ Black = imagecolorallocate ($ nimage, 0, 0 );
$ Red = imagecolorallocate ($ nimage, 255, 0, 0 );
Imagefill ($ nimage, 0, 0, $ white );
Switch ($ iinfo [2])
{
Case 1:
$ Simage = imagecreatefromgif ($ destination );
Break;
Case 2:
$ Simage = imagecreatefromjpeg ($ destination );
Break;
Case 3:
$ Simage = imagecreatefrompng ($ destination );
Break;
Case 6:
$ Simage = imagecreatefromwbmp ($ destination );
Break;
Default:
Die ("unsupported file types ");
Exit;
} Imagecopy ($ nimage, $ simage, 0, 0, 0, $ image_size [0], $ image_size [1]);
Imagefilledrectangle ($ nimage, 1, $ image_size [1]-15, 80, $ image_size [1], $ white ); switch ($ watertype)
{< br> case 1: // Add a watermark string
imagestring ($ nimage, 2, 3, $ image_size [1]-15, $ waterstring, $ black);
break;
case 2: // Add a watermark image
$ simage1 = imagecreatefromgif ("xplore.gif ");
imagecopy ($ nimage, $ simage1,);
imagedestroy ($ simage1);
break;
} Switch ($ iinfo [2])
{
Case 1:
// Imagegif ($ nimage, $ destination );
Imagejpeg ($ nimage, $ destination );
Break;
Case 2:
Imagejpeg ($ nimage, $ destination );
Break;
Case 3:
Imagepng ($ nimage, $ destination );
Break;
Case 6:
Imagewbmp ($ nimage, $ destination );
// Imagejpeg ($ nimage, $ destination );
Break;
} // Overwrite the original uploaded file
Imagedestroy ($ nimage );
Imagedestroy ($ simage );
} If ($ imgpreview = 1)
{
Echo "<br> image preview: <br> ";
Echo "Echo "alt = \" image preview: \ r file name: ". $ destination." \ r upload time: \ "> ";
}
}
?>
</Body>
</Html> |
