local M = {}
local http = require "resty.http"
local cjson = require "cjson"
function M.get_code (antibot_uri, recaptcha_sitekey)
return string.format([[
]], recaptcha_sitekey, antibot_uri, recaptcha_sitekey)
end
function M.check (token, recaptcha_secret)
local httpc = http.new()
local res, err = httpc:request_uri("https://www.google.com/recaptcha/api/siteverify", {
ssl_verify = false,
method = "POST",
body = "secret=" .. recaptcha_secret .. "&response=" .. token .. "&remoteip=" .. ngx.var.remote_addr,
headers = { ["Content-Type"] = "application/x-www-form-urlencoded" }
})
if not res then
return 0.0
end
local data = cjson.decode(res.body)
if not data.success then
return 0.0
end
return data.score
end
return M