PHP下传图片功能

PHP上传图片功能

表单

admin_upfile.php 

    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">    <?php date_default_timezone_set('PRC');//这里上传 $upsize判断上传文件的大小    $uppath = isset($_REQUEST["upPath"]) ? $_REQUEST["upPath"] : "/attached/";              //文件上传路径    $formName = isset($_REQUEST["formName"]) ? $_REQUEST["formName"] : "myform";          //回传到上页面编辑框所在Form的Name    $editName = isset($_REQUEST["editName"]) ? $_REQUEST["editName"] : $_REQUEST["editName"];              //回传到上页面编辑框的Name//转换根目录的路径    if (strpos($uppath, "/") == 0) {        $i = 0;        $thpath = $_SERVER["SCRIPT_NAME"];        $thpath = substr($thpath, 1, strlen($thpath));        while (strripos($thpath, "/") !== false) {            $thpath = substr($thpath, strpos($thpath, "/") + 1, strlen($thpath));            $i = ++$i;        }        $pp = "";        for ($j = 0; $j < $i; ++$j) {            $pp .="../";        }        $uppaths = $pp . substr($uppath, 1, strlen($thpath));    }    $filename = date("y-m-d");    if (is_dir($uppaths . $filename) != TRUE)        mkdir($uppaths . $filename, 0777);// if(is_dir($filename."/".$ctime)!=TRUE) mkdir($filename."/".$ctime,0777);    $f = $_FILES['file1'];    if ($f["type"] != "image/gif" && $f["type"] != "image/pjpeg" && $f["type"] != "image/jpeg" && $f["type"] != "image/x-png") {        echo "<script>alert('只能上传图片格式的文件');window.close()";        //echo $f['type'];        return false;    }//获得文件扩展名    $temp_arr = explode(".", $f["name"]);    $file_ext = array_pop($temp_arr);    $file_ext = trim($file_ext);    $file_ext = strtolower($file_ext);//新文件名    $new_file_name = md5(date("YmdHis")) . '.' . $file_ext;    //$new_file_name = md5(date("YmdHis") . '_' . rand(10000, 99999)) . '.' . $file_ext;    $dest = $uppaths . $filename . "/" . date("ymdhis") . "_" . $new_file_name; //设置文件名为日期加上文件名避免重复 上传目录    $dest1 = $uppath . $filename . "/" . date("ymdhis") . "_" . $new_file_name; //设置文件名为日期加上文件名避免重复    $r = move_uploaded_file($f['tmp_name'], $dest);    if ($f['size'] > 0) {        echo "<script>window.opener.document." . $formName . "." . $editName . ".value='" . $dest1 . "'</script>";        echo "<script>alert('图片上传成功');window.close()</script>";    }    ?>

admin_upload.php

            <title>图片上传</title>        <meta http-equiv="Content-Type" content="text/html; charset=utf-8">        <?php $uppath = isset($_REQUEST["upPath"]) ? $_REQUEST["upPath"] . "/" : "/attached/";              //文件上传路径        $formName = isset($_REQUEST["formName"]) ? $_REQUEST["formName"] : "myform";          //回传到上页面编辑框所在Form的Name        $editName = isset($_REQUEST["editName"]) ? $_REQUEST["editName"] : $_REQUEST["editName"];            //回传到上页面编辑框的Name        ?>        <script language="javascript">            <!--            function mysub()            {                esave.style.visibility="visible";            }            -->        </script>        <style type="text/css">            <!--            .STYLE2 {                font-size: 12pt            }            .STYLE3 {                font-size: 14pt            }            -->        </style>                

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