首先,我尝试使用 Pear 的 Mail_mime 来执行此操作,但我无法从我的共享主机提供程序和 cpanel 加载该类。
接下来我按照这篇文章的指示进行 操作。它将图像写入“temp”文件夹,但写入零字节。显然问题是,我错过了什么。我在某处读到了有关在编码字符串中转换 + 符号的信息,但我不确定?
主要问题是如何通过电子邮件发送画布图像,我对此一无所知。我关注了一些帖子,我认为我需要在服务器端创建一个临时图像文件,以便能够使用内置邮件功能将其附加到电子邮件中。因为实际写入了 0 个字节,所以首先解决该问题似乎是合乎逻辑的,邮件问题会自行解决。从下面的评论来看,似乎不需要先创建图像,但在找到可行的解决方案之前,我必须进行更多调查。
此外,如果有人有另一个解决方案或 php 类来发送邮件正文中的图像而不是附件
我用ajax发送这个
var canvas = document.getElementById('doodle');
function serialize(canvas) {
return canvas.toDataURL();
}
这是服务器端
case 'doodle':
$image = $_POST['doodle'];
$data ="doedeliedoe";
$email ="from@msn.com";
$headers="From:".$email."\r\n";
$headers .= "MIME-Version: 1.0\r\n";
$headers .= "Content-Type: text/html; charset=ISO-8859-1\r\n";
list($settings, $encoded_string) = explode(',', $image);
list($img_type, $encoding_method) = explode(';', substr($settings, 5));
if($encoding_method == 'base64'){
$file=fopen("/home/user/public_html/user/temp/newLego.png",'w+');
fwrite($file,base64_decode($encoded_string)) ;
fclose($file);
}
$my_file = "newLego.png";
$my_path = "/home/user/public_html/user/temp/";
$my_subject = "My Design";
$my_message = "Designed by ".$email;
$this-> mail_attachment($my_file, $my_path, "mymail@gmail.com", $email, $email, $email, $my_subject, $my_message);
function mail_attachment($filename, $path, $mailto, $from_mail, $from_name, $replyto, $subject, $message) {
$file = $path.$filename;
$file_size = filesize($file);
$handle = fopen($file, "r");
$content = fread($handle, $file_size);
fclose($handle);
$content = chunk_split(base64_encode($content));
$uid = md5(uniqid(time()));
$name = basename($file);
$header = "From: ".$from_name." <".$from_mail.">\r\n";
$header .= "Reply-To: ".$replyto."\r\n";
$header .= "MIME-Version: 1.0\r\n";
$header .= "Content-Type: multipart/mixed; boundary=\"".$uid."\"\r\n\r\n";
$header .= "This is a multi-part message in MIME format.\r\n";
$header .= "--".$uid."\r\n";
$header .= "Content-type:text/plain; charset=iso-8859-1\r\n";
$header .= "Content-Transfer-Encoding: 7bit\r\n\r\n";
$header .= $message."\r\n\r\n";
$header .= "--".$uid."\r\n";
$header .= "Content-Type: application/octet-stream; name=\"".$filename."\"\r\n"; // use different content types here
$header .= "Content-Transfer-Encoding: base64\r\n";
$header .= "Content-Disposition: attachment; filename=\"".$filename."\"\r\n\r\n";
$header .= $content."\r\n\r\n";
$header .= "--".$uid."--";
if (mail($mailto, $subject, "", $header)) {
//echo "mail send ... OK"; // or use booleans here
} else {
// echo "mail send ... ERROR!";
}
}
谢谢,理查德