<?php
/****************************************************************************** Parameter description:
$max _file_size: Upload file size limit, unit byte
$destination _folder: Upload file path
$watermark: Whether additional watermark (1 for Watermark, other for no watermark); Instructions for use:
1. Remove the "Extension=php_gd2.dll" line in front of the php.ini file, because we need to use the GD library;
2. Change Extension_dir = to the directory where your Php_gd2.dll is located;
******************************************************************************/ Upload file Type list
$uptypes =array (
' Image/jpg ',
' Image/jpeg ',
' Image/png ',
' Image/pjpeg ',
' Image/gif ',
' Image/bmp ',
' Image/x-png '
); $max _file_size=2000000; //upload file size limit, unit byte
$destination _folder= "uploadimg/"; Upload file path
$watermark =1; //Whether additional watermarks (1 for Watermark, others for no watermark);
$watertype =1; //Watermark type (1 for text, 2 for picture)
$waterposition =1; // Watermark position (1 is lower left corner, 2 is lower right corner, 3 is upper left corner, 4 is upper right corner, 5 is centered);
$waterstring = " http://www.xplore.cn/; //watermark string
$waterimg =" Xplore.gif "; // Watermark Picture
$imgpreview =1; //whether to generate a preview diagram (1 is build, others are not generated);
$imgpreviewsize =1/2; //thumbnail scale
<title> Zwell picture upload program </title>
<style type= "Text/css"
<!--
Body
{
font-size:9pt;
}
Input
{
background-color: #66CCFF;
border:1px inset #CCCCCC;
}
</style>
<body>
<form enctype= "Multipart/form-data" method= "post" name= "Upform" >
Upload file:
<input name= "upfile" type= "File" >
<input type= "Submit" value= "Upload" ><br>
The types of files allowed to upload are: <?=implode (', ', $uptypes)?>
</form> <?php
if ($_server[' request_method '] = = ' POST ')
{
if (!is_uploaded_file ($_files["Upfile"][tmp_name))
Is there a file
{
echo "Picture does not exist!";
Exit
} $file = $_files["Upfile"];
if ($max _file_size < $file ["size"])
Check File size
{
echo "file is too big!";
Exit
} if (!in_array ($file ["type"], $uptypes))
Check 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) && $overwrite!= True)
{
echo "file with the same name already exists";
Exit
} if (!move_uploaded_file ($filename, $destination))
{
echo "Move file Error";
Exit
} $pinfo =pathinfo ($destination);
$fname = $pinfo [basename];
echo "<font color=red> has been successfully uploaded </font><br> FileName: <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, 0,0,0);
$red =imagecolorallocate ($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 type");
Exit
} Imagecopy ($nimage, $simage, 0,0,0,0, $image _size[0], $image _size[1]);
Imagefilledrectangle ($nimage, 1, $image _size[1]-15,80, $image _size[1], $white); switch ($watertype)
{
Case 1: //Add watermark string
imagestring ($nimage, 2,3, $image _size[1]-15,$ Waterstring, $black);
break;
Case 2: //watermark Picture
$simage 1 =imagecreatefromgif ("Xplore.gif");
imagecopy ($nimage, $simage 1,0,0,0,0,85,15 );
Imagedestroy ($simage 1);
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, $destination);
Break
} Overwrite original upload file
Imagedestroy ($nimage);
Imagedestroy ($simage);
} if ($imgpreview ==1)
{
echo "<br> picture preview:<br>";
echo "echo "alt=\" Picture preview: \ r filename: ". $destination." \ r upload time: \ ">";
}
}
?>
</body>
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