/usr/share/lua/5.1/wsapi/response.lua is in lua-wsapi 1.6.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 | local util = require "wsapi.util"
local date = os.date
local format = string.format
local _M = {}
local methods = {}
methods.__index = methods
_M.methods = methods
local unpack = table.unpack or unpack
function methods:write(...)
for _, s in ipairs{ ... } do
if type(s) == "table" then
self:write(unpack(s))
elseif s then
local s = tostring(s)
self.body[#self.body+1] = s
self.length = self.length + #s
end
end
end
function methods:forward(url)
self.env.PATH_INFO = url or self.env.PATH_INFO
return "MK_FORWARD"
end
function methods:finish()
self.headers["Content-Length"] = self.length
return self.status, self.headers, coroutine.wrap(function ()
for _, s in ipairs(self.body) do
coroutine.yield(s)
end
end)
end
local function optional (what, name)
if name ~= nil and name ~= "" then
return format("; %s=%s", what, name)
else
return ""
end
end
local function make_cookie(name, value)
local options = {}
if type(value) == "table" then
options = value
value = value.value
end
local cookie = name .. "=" .. util.url_encode(value)
if options.expires then
local t = date("!%A, %d-%b-%Y %H:%M:%S GMT", options.expires)
cookie = cookie .. optional("expires", t)
end
cookie = cookie .. optional("path", options.path)
cookie = cookie .. optional("domain", options.domain)
cookie = cookie .. optional("secure", options.secure)
return cookie
end
function methods:set_cookie(name, value)
local cookie = self.headers["Set-Cookie"]
if type(cookie) == "table" then
table.insert(self.headers["Set-Cookie"], make_cookie(name, value))
elseif type(cookie) == "string" then
self.headers["Set-Cookie"] = { cookie, make_cookie(name, value) }
else
self.headers["Set-Cookie"] = make_cookie(name, value)
end
end
function methods:delete_cookie(name, path)
self:set_cookie(name, { value = "xxx", expires = 1, path = path })
end
function methods:redirect(url)
self.status = 302
self.headers["Location"] = url
self.body = {}
return self:finish()
end
function methods:content_type(type)
self.headers["Content-Type"] = type
end
function _M.new(status, headers)
status = status or 200
headers = headers or {}
if not headers["Content-Type"] then
headers["Content-Type"] = "text/html"
end
return setmetatable({ status = status, headers = headers, body = {}, length = 0 }, methods)
end
return _M
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