| -- Copyright (c) 2016 IBM. All rights reserved. |
| -- |
| -- Permission is hereby granted, free of charge, to any person obtaining a |
| -- copy of this software and associated documentation files (the "Software"), |
| -- to deal in the Software without restriction, including without limitation |
| -- the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| -- and/or sell copies of the Software, and to permit persons to whom the |
| -- Software is furnished to do so, subject to the following conditions: |
| -- |
| -- The above copyright notice and this permission notice shall be included in |
| -- all copies or substantial portions of the Software. |
| -- |
| -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| -- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| -- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| -- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| -- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| -- FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| -- DEALINGS IN THE SOFTWARE. |
| |
| local cjson = require 'cjson' |
| local utils = require "lib/utils" |
| |
| function validateOAuthToken (token) |
| |
| local headerName = utils.concatStrings({'http_', 'x-facebook-app-token'}):gsub("-", "_") |
| |
| local facebookAppToken = ngx.var[headerName] |
| if facebookAppToken == nil then |
| request.err(401, 'Facebook requires you provide an app token to validate user tokens. Provide a X-Facebook-App-Token header') |
| return nil |
| end |
| if token == "token" and facebookAppToken == "app" then |
| return [[ |
| { |
| "token":"good" |
| } |
| ]] |
| end |
| return nil |
| end |
| |
| return validateOAuthToken |
| |