94 lines
2.6 KiB
PHP
94 lines
2.6 KiB
PHP
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R"-++**++-(
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local _M = {}
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if module then
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mbox = _M
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end
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function _M.split_message(message_s)
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local message = {}
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message_s = string.gsub(message_s, "\r\n", "\n")
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string.gsub(message_s, "^(.-\n)\n", function (h) message.headers = h end)
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string.gsub(message_s, "^.-\n\n(.*)", function (b) message.body = b end)
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if not message.body then
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string.gsub(message_s, "^\n(.*)", function (b) message.body = b end)
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end
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if not message.headers and not message.body then
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message.headers = message_s
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end
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return message.headers or "", message.body or ""
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end
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function _M.split_headers(headers_s)
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local headers = {}
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headers_s = string.gsub(headers_s, "\r\n", "\n")
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headers_s = string.gsub(headers_s, "\n[ ]+", " ")
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string.gsub("\n" .. headers_s, "\n([^\n]+)", function (h) table.insert(headers, h) end)
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return headers
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end
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function _M.parse_header(header_s)
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header_s = string.gsub(header_s, "\n[ ]+", " ")
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header_s = string.gsub(header_s, "\n+", "")
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local _, __, name, value = string.find(header_s, "([^%s:]-):%s*(.*)")
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return name, value
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end
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function _M.parse_headers(headers_s)
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local headers_t = _M.split_headers(headers_s)
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local headers = {}
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for i = 1, #headers_t do
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local name, value = _M.parse_header(headers_t[i])
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if name then
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name = string.lower(name)
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if headers[name] then
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headers[name] = headers[name] .. ", " .. value
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else headers[name] = value end
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end
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end
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return headers
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end
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function _M.parse_from(from)
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local _, __, name, address = string.find(from, "^%s*(.-)%s*%<(.-)%>")
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if not address then
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_, __, address = string.find(from, "%s*(.+)%s*")
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end
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name = name or ""
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address = address or ""
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if name == "" then name = address end
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name = string.gsub(name, '"', "")
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return name, address
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end
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function _M.split_mbox(mbox_s)
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mbox = {}
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mbox_s = string.gsub(mbox_s, "\r\n", "\n") .."\n\nFrom \n"
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local nj, i, j = 1, 1, 1
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while 1 do
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i, nj = string.find(mbox_s, "\n\nFrom .-\n", j)
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if not i then break end
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local message = string.sub(mbox_s, j, i-1)
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table.insert(mbox, message)
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j = nj+1
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end
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return mbox
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end
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function _M.parse(mbox_s)
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local mbox = _M.split_mbox(mbox_s)
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for i = 1, #mbox do
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mbox[i] = _M.parse_message(mbox[i])
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end
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return mbox
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end
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function _M.parse_message(message_s)
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local message = {}
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message.headers, message.body = _M.split_message(message_s)
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message.headers = _M.parse_headers(message.headers)
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return message
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end
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return _M
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)-++**++-";
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