/examples/consumer/google.lisp
Lisp | 80 lines | 56 code | 18 blank | 6 comment | 1 complexity | 4e6255467807ba723c41d966e90ea511 MD5 | raw file
Possible License(s): LGPL-3.0
- (asdf:oos 'asdf:load-op 'cl-oauth)
- (asdf:oos 'asdf:load-op 'hunchentoot)
- (defpackage :cl-oauth.google-consumer
- (:use :cl :cl-oauth))
- (in-package :cl-oauth.google-consumer)
- ;;; insert your credentials and auxiliary information here.
- (defparameter *key* "")
- (defparameter *secret* "")
- (defparameter *callback-uri* "")
- (defparameter *callback-port* 8090
- "Port to listen on for the callback")
- ;;; go
- (defparameter *get-request-token-endpoint* "https://www.google.com/accounts/OAuthGetRequestToken")
- (defparameter *auth-request-token-endpoint* "https://www.google.com/accounts/OAuthAuthorizeToken")
- (defparameter *get-access-token-endpoint* "https://www.google.com/accounts/OAuthGetAccessToken")
- (defparameter *consumer-token* (make-consumer-token :key *key* :secret *secret*))
- (defparameter *request-token* nil)
- (defparameter *access-token* nil)
- (defun get-access-token ()
- (obtain-access-token *get-access-token-endpoint* *request-token*))
- ;;; get a request token
- (defun get-request-token (scope)
- ;; TODO: scope could be a list.
- (obtain-request-token
- *get-request-token-endpoint*
- *consumer-token*
- :callback-uri *callback-uri*
- :user-parameters `(("scope" . ,scope))))
- (setf *request-token* (get-request-token "http://www.google.com/calendar/feeds/"))
- (let ((auth-uri (make-authorization-uri *auth-request-token-endpoint* *request-token*)))
- (format t "Please authorize the request token at this URI: ~A~%" (puri:uri auth-uri)))
- ;;; set up callback uri
- (defun callback-dispatcher (request)
- (declare (ignorable request))
- (unless (cl-ppcre:scan "favicon\.ico$" (hunchentoot:script-name request))
- (lambda (&rest args)
- (declare (ignore args))
- (handler-case
- (authorize-request-token-from-request
- (lambda (rt-key)
- (assert *request-token*)
- (unless (equal (url-encode rt-key) (token-key *request-token*))
- (warn "Keys differ: ~S / ~S~%" (url-encode rt-key) (token-key *request-token*)))
- *request-token*))
- (error (c)
- (warn "Couldn't verify request token authorization: ~A" c)))
- (when (request-token-authorized-p *request-token*)
- (format t "Successfully verified request token with key ~S~%" (token-key *request-token*))
- (setf *access-token* (get-access-token))
- ;; test request:
- (let ((result (access-protected-resource
- "http://www.google.com/calendar/feeds/default/allcalendars/full?orderby=starttime"
- *access-token*)))
- (if (stringp result)
- result
- (babel:octets-to-string result)))))))
- (pushnew 'callback-dispatcher hunchentoot:*dispatch-table*)
- (defvar *web-server* nil)
- (when *web-server*
- (hunchentoot:stop *web-server*)
- (setf *web-server* nil))
- (setf *web-server* (hunchentoot:start (make-instance 'hunchentoot:acceptor :port *callback-port*)))