diff options
Diffstat (limited to 'lib/resty/cookie.lua')
| -rw-r--r-- | lib/resty/cookie.lua | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/lib/resty/cookie.lua b/lib/resty/cookie.lua index be12e5f..a96da60 100644 --- a/lib/resty/cookie.lua +++ b/lib/resty/cookie.lua @@ -8,6 +8,7 @@ local sub = string.sub local format = string.format local log = ngx.log local ERR = ngx.ERR +local ngx_header = ngx.header local EQUAL = byte("=") local SEMICOLON = byte(";") @@ -20,6 +21,11 @@ if not ok then new_tab = function (narr, nrec) return {} end end +local ok, clear_tab = pcall(require, "table.clear") +if not ok then + clear_tab = function(tab) for k, _ in pairs(tab) do tab[k] = nil end end +end + local _M = new_tab(0, 2) _M._VERSION = '0.01' @@ -98,7 +104,8 @@ function _M.new(self) --if not _cookie then --return nil, "no cookie found in current request" --end - return setmetatable({ _cookie = _cookie }, mt) + return setmetatable({ _cookie = _cookie, set_cookie_table = new_tab(4, 0) }, + mt) end function _M.get(self, key) @@ -150,8 +157,32 @@ function _M.set(self, cookie) if not cookie_str then return nil, err end - print(cookie_str) - ngx.header['Set-Cookie'] = cookie_str + + local set_cookie = ngx_header['Set-Cookie'] + local set_cookie_type = type(set_cookie) + local t = self.set_cookie_table + clear_tab(t) + + if set_cookie_type == "string" then + -- only one cookie has been setted + t[1] = set_cookie + t[2] = cookie_str + ngx_header['Set-Cookie'] = t + elseif set_cookie_type == "table" then + -- more than one cookies has been setted + local size = #set_cookie + + -- we can not set cookie like ngx.header['Set-Cookie'][3] = val + -- so create a new table, copy all the values, and then set it back + for i=1, size do + t[i] = ngx_header['Set-Cookie'][i] + end + t[size + 1] = cookie_str + ngx_header['Set-Cookie'] = t + else + -- no cookie has been setted + ngx_header['Set-Cookie'] = cookie_str + end return true end |