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package mail
import (
"github.com/emersion/go-message"
)
// An AttachmentHeader represents an attachment's header.
type AttachmentHeader struct {
message.Header
}
// Filename parses the attachment's filename.
func (h *AttachmentHeader) Filename() (string, error) {
_, params, err := h.ContentDisposition()
filename, ok := params["filename"]
if !ok {
// Using "name" in Content-Type is discouraged
_, params, err = h.ContentType()
filename = params["name"]
}
return filename, err
}
// SetFilename formats the attachment's filename.
func (h *AttachmentHeader) SetFilename(filename string) {
dispParams := map[string]string{"filename": filename}
h.SetContentDisposition("attachment", dispParams)
}
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