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    $from = "test@localhost.com";
    $to = "test@localhost.com";
    $subject =$_POST['subject'];
    $message = $_POST['body'];

    // include the from email in the headers
    $headers = "From: $from";

    // boundary
    $time = md5(time());
    $boundary = "==Multipart_Boundary_x{$time}x";

    // headers used for send attachment with email
    $headers .= "\nMIME-Version: 1.0\n" . 
                "Content-Type: multipart/mixed;\n" . 
                " boundary=\"{$boundary}\"";

    // multipart boundary
    $message =  "--{$boundary}\n" . 
                "Content-Type: text/plain; charset=\"iso-8859-1\"\n" . 
                "Content-Transfer-Encoding: 7bit\n\n" . $message . "\n\n";

    // Fily Type Validation 
    $allowedExtensions = array("jpeg","jpg");

    // attach the attachments to the message
    $files = $_FILES['imgupload'];

    for($i=0; $i < count($files['name']); $i++)
        {
            if ($files['name'][$i] != '') 
            {
            $file_name = $files['name'][$i];
            $file_path = pathinfo($file_name);
            $file_ext = $file_path['extension'];
                if (in_array($file_ext, $allowedExtensions)) 
                {               
                $tmp_name = $files['tmp_name'][$i];
                $content = chunk_split(base64_encode(file_get_contents($tmp_name)));
                $message .= 
                            "--{$boundary}\n" .
                            "Content-Type: {\"application/octet-stream\"};\n" . 
                            " name=\"{$file_name}\"\n" .
                            "Content-Disposition: attachment;\n" . 
                            " filename=\"{$file_name}\"\n" .
                            "Content-Transfer-Encoding: base64\n\n" . $content . "\n\n";

                } else { $errormgs= 'alert("File Type is not accepted, please use an image.")'; $formerrors = 'true'; }
            } // else { $errormgs= 'alert("You Forgot to Attach the Photo")'; $formerrors = 'true'; }
        }

    // sending mail
    if (!$formerrors) 
    {
        $sendmail = mail($to, $subject, $message, $headers);
    }  else 
    {
        print '<script type="text/javascript">';
        print $errormgs;
        print '</script>';  
    }

这是我编写的脚本，它允许您在表单中创建尽可能多的输入字段并将附件发送到专用电子邮件，而无需更改每个附加附件输入字段的 PHP 代码。

我唯一的问题是附件字段的警报。如果没有选择文件，我希望弹出消息要求添加图像。由于某种原因，它不起作用。如果我在消息中添加 else 语句，无论我是否添加图像，表单都会不断给我警报。我究竟做错了什么？

谢谢大家的帮助，如果我表达自己不好，请为我的语言感到抱歉。

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0 回答 0