Forked from optikalefx/MultipleEmailAttachments.php
Created
February 13, 2016 00:11
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Multiple Email Attachments PHP from scratch
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<?php | |
error_reporting(E_ALL); | |
ini_set('display_errors', 1); | |
if(isset($_FILES) && (bool) $_FILES) { | |
$allowedExtensions = array("pdf","doc","docx","gif","jpeg","jpg","png","rtf","txt"); | |
$files = array(); | |
foreach($_FILES as $name=>$file) { | |
$file_name = $file['name']; | |
$temp_name = $file['tmp_name']; | |
$file_type = $file['type']; | |
$path_parts = pathinfo($file_name); | |
$ext = $path_parts['extension']; | |
if(!in_array($ext,$allowedExtensions)) { | |
die("File $file_name has the extensions $ext which is not allowed"); | |
} | |
array_push($files,$file); | |
} | |
// email fields: to, from, subject, and so on | |
$to = "<<TO EMAIL>>"; | |
$from = "<<FROM EMAIL>>"; | |
$subject ="test attachment"; | |
$message = "this is a test message"; | |
$headers = "From: $from"; | |
// boundary | |
$semi_rand = md5(time()); | |
$mime_boundary = "==Multipart_Boundary_x{$semi_rand}x"; | |
// headers for attachment | |
$headers .= "\nMIME-Version: 1.0\n" . "Content-Type: multipart/mixed;\n" . " boundary=\"{$mime_boundary}\""; | |
// multipart boundary | |
$message = "This is a multi-part message in MIME format.\n\n" . "--{$mime_boundary}\n" . "Content-Type: text/plain; charset=\"iso-8859-1\"\n" . "Content-Transfer-Encoding: 7bit\n\n" . $message . "\n\n"; | |
$message .= "--{$mime_boundary}\n"; | |
// preparing attachments | |
for($x=0;$x<count($files);$x++){ | |
$file = fopen($files[$x]['tmp_name'],"rb"); | |
$data = fread($file,filesize($files[$x]['tmp_name'])); | |
fclose($file); | |
$data = chunk_split(base64_encode($data)); | |
$name = $files[$x]['name']; | |
$message .= "Content-Type: {\"application/octet-stream\"};\n" . " name=\"$name\"\n" . | |
"Content-Disposition: attachment;\n" . " filename=\"$name\"\n" . | |
"Content-Transfer-Encoding: base64\n\n" . $data . "\n\n"; | |
$message .= "--{$mime_boundary}\n"; | |
} | |
// send | |
$ok = mail($to, $subject, $message, $headers); | |
if ($ok) { | |
echo "<p>mail sent to $to!</p>"; | |
} else { | |
echo "<p>mail could not be sent!</p>"; | |
} | |
} | |
?> | |
<html> | |
<body> | |
<form method="post" action="attachments.php" enctype="multipart/form-data"> | |
<input type="file" name="attach1"/> | |
<input type="submit" value="submit"/> | |
</form> | |
</body> | |
</html> |
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