头像上传

本人新手请多指教上传的头像怎样以上传的时间来命名怎样以路径的方式存入数据库并且以头像的方式显示到网页中那

解决方案 »

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<?php
$uptypes=array('image/jpg', //上传文件类型列表
'image/jpeg',
'image/png',
'image/pjpeg',
'image/gif',
'image/bmp',
'image/x-png');
$max_file_size=5000000; //上传文件大小限制, 单位BYTE
$destination_folder="upload/"; //上传文件路径
$water=1; //是否附加水印(1为加水印,其他为不加水印);
$watertype=1; //水印类型(1为文字,2为图片)
$waterposition=1; //水印位置(1为左下角,2为右下角,3为左上角,4为右上角,5为居中);
$waterstring="newphp.site.cz"; //水印字符串
$waterimg="xplore.gif"; //水印图片
$imgpreview=1; //是否生成预览图(1为生成,其他为不生成);
$imgpreviewsize=1/2; //缩略图比例
?>
<html>
<head>
<title>M4U BLOG - fywyj.cn</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<style type="text/css">body,td{font-family:tahoma,verdana,arial;font-size:11px;line-height:15px;background-color:white;color:#666666;margin-left:20px;}
strong{font-size:12px;}
aink{color:#0066CC;}
a:hover{color:#FF6600;}
aisited{color:#003366;}
a:active{color:#9DCC00;}
table.itable{}
td.irows{height:20px;background:url("index.php?i=dots" repeat-x bottom}</style>
</head>
<body>
<center><form enctype="multipart/form-data" method="post" name="upform">
上传文件: <br><br><br>
<input name="upfile" type="file" style="width:200;border:1 solid #9a9999; font-size:9pt; background-color:#ffffff" size="17">
<input type="submit" value="上传" style="width:30;border:1 solid #9a9999; font-size:9pt; background-color:#ffffff" size="17"><br><br><br>
允许上传的文件类型为:jpg|jpeg|png|pjpeg|gif|bmp|x-png|swf <br><br>
<a href="index.php">返回</a>
</form><?php
if ($_SERVER['REQUEST_METHOD'] == 'POST')
{
if (!is_uploaded_file($_FILES["upfile"][tmp_name]))
//是否存在文件
{
echo "<font color='red'>文件不存在！</font>";
exit;
}$file = $_FILES["upfile"];
if($max_file_size < $file["size"])
//检查文件大小
{
echo "<font color='red'>文件太大！</font>";
exit;
}if(!in_array($file["type"], $uptypes))
//检查文件类型
{
echo "<font color='red'>只能上传图像文件或Flash！</font>";
exit;
}if(!file_exists($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) && $overwrite != true)
{
echo "<font color='red'>同名文件已经存在了！</a>";
exit;
}if(!move_uploaded_file ($filename, $destination))
{
echo "<font color='red'>移动文件出错！</a>";
exit;
}$pinfo=pathinfo($destination);
$fname=$pinfo[basename];
echo " <font color=red>已经成功上传</font><br>文件名: <font color=blue>".$destination_folder.$fname."</font><br>";
echo " 宽度:".$image_size[0];
echo " 长度:".$image_size[1];
if($water==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("<font color='red'>不能上传此类型文件！</a>");
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($watertype)
{
case 1: //加水印字符串
imagestring($nimage,2,3,$image_size[1]-15,$waterstring,$black);
break;
case 2: //加水印图片
$simage1 =imagecreatefromgif("xplore.gif");
imagecopy($nimage,$simage1,0,0,0,0,85,15);
imagedestroy($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, $destination);
break;
}//覆盖原上传文件
imagedestroy($nimage);
imagedestroy($simage);
}if($imgpreview==1)
{
echo "<br>图片预览:<br>";
echo "<a href=\"".$destination."\" target='_blank'><img src=\"".$destination."\" width=".($image_size[0]*$imgpreviewsize)." height=".($image_size[1]*$imgpreviewsize);
echo " alt=\"图片预览:\r文件名:".$destination."\r上传时间:\" border='0'></a>";
}
}
?>
</center>
</body>
</html>
图片上传我会了  <?phpif (is_uploaded_file($_FILES['upfile']['tmp_name'])){$upfile=$_FILES["upfile"];$name = $upfile["name"];
$type = $upfile["type"];
$size = $upfile["size"];
$tmp_name = $upfile["tmp_name"];
$error = $upfile["error"];
switch ($type) {
case 'image/pjpeg' : $ok=1;
break;
case 'image/jpeg' : $ok=1;
break;
case 'image/gif' : $ok=1;
break;
case 'image/png' : $ok=1;
break;
}if($ok && $error=='0'){
move_uploaded_file($tmp_name,'up/'.$name);
echo "上传成功";
echo "$name<br/>";
echo "$type<br/>";
echo "$size<br/>";
echo "$tmp_name<br/>";

}
}
?><form action="imag.php" enctype="multipart/form-data" method="post" name="upform">
  上传文件:
  <input name="upfile" type="file">
  <input type="submit" value="上传"><br>

</form>
存储的时候是存哪一个到数据库那？？
还有就是echo "<img src="$tmp_name">";  这段代码是怎么错了
楼上的兄弟直接粘代码    看不懂啊  在下新手啊
echo "<img src='$tmp_name'>";   这里建议显示文件名。把'up/'.$name这一段存进数据库中就可以了。
在网页中我想先来个预览  比如说我刚上传的图片在网页中显示  该怎么办啊   不应该echo "<img src='$tmp_name'>";  这样写吗？  哪该怎样写啊