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jbe/bsw@0
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1 local un = encode.mime.unstructured_header_line
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jbe/bsw@0
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2 local mbl = encode.mime.mailbox_list_header_line
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jbe/bsw@0
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3
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jbe/bsw@0
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4 local function encode_container(parts, container)
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jbe/bsw@0
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5 if container.multipart then
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jbe/bsw@0
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6 local boundary
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jbe/bsw@0
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7 boundary = "BOUNDARY--" .. multirand.string(
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jbe/bsw@0
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8 24,
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jbe/bsw@0
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9 "123456789BCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz"
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jbe/bsw@0
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10 )
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jbe/bsw@0
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11 parts[#parts+1] = "Content-Type: "
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jbe/bsw@0
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12 parts[#parts+1] = "multipart/"
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jbe/bsw@0
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13 parts[#parts+1] = container.multipart
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jbe/bsw@0
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14 parts[#parts+1] = "; boundary="
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jbe/bsw@0
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15 parts[#parts+1] = boundary
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jbe/bsw@0
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16 parts[#parts+1] = "\r\n\r\nMIME multipart\r\n" -- last \r\n optional
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jbe/bsw@0
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17 for idx, sub_container in ipairs(container) do
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jbe/bsw@0
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18 parts[#parts+1] = "\r\n--"
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jbe/bsw@0
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19 parts[#parts+1] = boundary
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jbe/bsw@0
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20 parts[#parts+1] = "\r\n"
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jbe/bsw@0
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21 encode_container(parts, sub_container)
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jbe/bsw@0
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22 end
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jbe/bsw@0
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23 parts[#parts+1] = "\r\n--"
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jbe/bsw@0
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24 parts[#parts+1] = boundary
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jbe/bsw@0
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25 parts[#parts+1] = "--\r\n"
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jbe/bsw@0
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26 else
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jbe/bsw@0
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27 parts[#parts+1] = "Content-Type: "
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jbe/bsw@0
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28 parts[#parts+1] = container.content_type or "text/plain"
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jbe/bsw@0
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29 parts[#parts+1] = "\r\n"
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jbe/bsw@0
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30 if container.content_id then
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jbe/bsw@0
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31 parts[#parts+1] = "Content-ID: <"
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jbe/bsw@0
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32 parts[#parts+1] = container.content_id
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jbe/bsw@0
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33 parts[#parts+1] = ">\r\n"
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jbe/bsw@0
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34 end
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jbe/bsw@0
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35 if container.attachment_filename then
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jbe/bsw@0
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36 parts[#parts+1] = "Content-Disposition: attachment; filename="
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jbe/bsw@0
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37 parts[#parts+1] = encode.mime.atom_token(
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jbe/bsw@0
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38 container.attachment_filename
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jbe/bsw@0
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39 )
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jbe/bsw@0
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40 parts[#parts+1] = "\r\n"
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jbe/bsw@0
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41 end
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jbe/bsw@0
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42 if container.binary then
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jbe/bsw@0
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43 parts[#parts+1] = "Content-Transfer-Encoding: base64\r\n\r\n"
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jbe/bsw@0
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44 parts[#parts+1] = encode.mime.base64(container.content)
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jbe/bsw@0
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45 else
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jbe/bsw@0
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46 parts[#parts+1] =
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jbe/bsw@0
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47 "Content-Transfer-Encoding: quoted-printable\r\n\r\n"
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jbe/bsw@0
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48 parts[#parts+1] =
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jbe/bsw@0
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49 encode.mime.quoted_printable_text_content(container.content)
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jbe/bsw@0
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50 end
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jbe/bsw@0
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51 end
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jbe/bsw@0
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52 end
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jbe/bsw@0
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53
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jbe/bsw@0
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54 function encode.mime.mail(args)
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jbe/bsw@0
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55 local parts = {}
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jbe/bsw@0
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56 parts[#parts+1] = mbl("From", args.from)
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jbe/bsw@0
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57 parts[#parts+1] = mbl("Sender", args.sender)
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jbe/bsw@0
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58 parts[#parts+1] = mbl("Reply-To", args.reply_to)
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jbe/bsw@0
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59 parts[#parts+1] = mbl("To", args.to)
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jbe/bsw@0
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60 parts[#parts+1] = mbl("Cc", args.cc)
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jbe/bsw@0
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61 parts[#parts+1] = mbl("Bcc", args.bcc)
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jbe/bsw@0
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62 parts[#parts+1] = un("Subject", args.subject)
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jbe/bsw@0
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63 parts[#parts+1] = "MIME-Version: 1.0\r\n"
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jbe/bsw@0
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64 encode_container(parts, args)
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jbe/bsw@0
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65 return table.concat(parts)
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66 end
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