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if not modules then modules = { } end modules ['util-soc'] = {
version = 1.001,
comment = "support for sockets / protocols",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
local format = string.format
local smtp = require("socket.smtp")
local ltn12 = require("ltn12")
local mime = require("mime")
local mail = utilities.mail or { }
utilities.mail = mail
local report_mail = logs.reporter("mail")
function mail.send(specification)
local presets = specification.presets
if presets then
table.setmetatableindex(specification,presets)
end
local server = specification.server or ""
if not server then
report_mail("no server specified")
return false
end
local to = specification.to or specification.recepient or ""
if to == "" then
report_mail("no recepient specified")
return false
end
local from = specification.from or specification.sender or ""
if from == "" then
report_mail("no sender specified")
return false
end
local message = { }
local body = specification.body
if body then
message[#message+1] = {
body = body
}
end
local files = specification.files
if files then
for i=1,#files do
local filename = files[i]
local handle = io.open(filename, "rb")
if handle then
report_mail("attaching file %a",filename)
message[#message+1] = {
headers = {
["content-type"] = format('application/pdf; name="%s"',filename),
["content-disposition"] = format('attachment; filename="%s"',filename),
["content-description"] = format('file: %s',filename),
["content-transfer-encoding"] = "BASE64"
},
body = ltn12.source.chain(
ltn12.source.file(handle),
ltn12.filter.chain(mime.encode("base64"),mime.wrap())
)
}
else
report_mail("file %a not found",filename)
end
end
end
local result, detail = smtp.send {
server = specification.server,
port = specification.port,
user = specification.user,
password = specification.password,
from = from,
rcpt = to,
source = smtp.message {
headers = {
to = to,
from = from,
cc = specification.cc,
subject = specification.subject or "no subject",
},
body = message
},
}
if detail then
report_mail("error: %s",detail)
else
report_mail("message sent")
end
end
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