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/examples/consumer/yahoo.lisp

http://github.com/skypher/cl-oauth
Lisp | 82 lines | 57 code | 19 blank | 6 comment | 1 complexity | 7b5addf30ce39911c1c27f8511bc03e6 MD5 | raw file
Possible License(s): LGPL-3.0
  1. (asdf:oos 'asdf:load-op 'cl-oauth)
  2. (asdf:oos 'asdf:load-op 'hunchentoot)
  3. (defpackage :cl-oauth.yahoo-consumer
  4. (:use :cl :cl-oauth))
  5. (in-package :cl-oauth.yahoo-consumer)
  6. ;;; insert your credentials and auxiliary information here.
  7. (defparameter *key* "")
  8. (defparameter *secret* "")
  9. (defparameter *callback-uri* "")
  10. ;(defparameter *additional-parameters* '(("AppId" . "")))
  11. (defparameter *callback-port* 8090
  12. "Port to listen on for the callback")
  13. ;;; go
  14. (defparameter *get-request-token-endpoint* "https://api.login.yahoo.com/oauth/v2/get_request_token")
  15. (defparameter *auth-request-token-endpoint* "https://api.login.yahoo.com/oauth/v2/request_auth")
  16. (defparameter *get-access-token-endpoint* "https://api.login.yahoo.com/oauth/v2/get_token")
  17. (defparameter *consumer-token* (make-consumer-token :key *key* :secret *secret*))
  18. (defparameter *request-token* nil)
  19. (defparameter *access-token* nil)
  20. (defun get-access-token ()
  21. (obtain-access-token *get-access-token-endpoint* *request-token*))
  22. ;;; get a request token
  23. (defun get-request-token ()
  24. (obtain-request-token
  25. *get-request-token-endpoint*
  26. *consumer-token*
  27. :callback-uri *callback-uri*))
  28. (setf *request-token* (get-request-token))
  29. (let ((auth-uri (make-authorization-uri *auth-request-token-endpoint* *request-token*)))
  30. (format t "Please authorize the request token at this URI: ~A~%" (puri:uri auth-uri)))
  31. ;;; set up callback uri
  32. (defun callback-dispatcher (request)
  33. (declare (ignorable request))
  34. (unless (cl-ppcre:scan "favicon\.ico$" (hunchentoot:script-name request))
  35. (lambda (&rest args)
  36. (declare (ignore args))
  37. (handler-case
  38. (authorize-request-token-from-request
  39. (lambda (rt-key)
  40. (assert *request-token*)
  41. (unless (equal (url-encode rt-key) (token-key *request-token*))
  42. (warn "Keys differ: ~S / ~S~%" (url-encode rt-key) (token-key *request-token*)))
  43. *request-token*))
  44. (error (c)
  45. (warn "Couldn't verify request token authorization: ~A" c)))
  46. (when (request-token-authorized-p *request-token*)
  47. (format t "Successfully verified request token with key ~S~%" (token-key *request-token*))
  48. (setf *access-token* (get-access-token))
  49. (let ((reply-body (access-protected-resource
  50. "http://social.yahooapis.com/v1/user/jupitercollision/profile"
  51. *access-token*
  52. ;; Yahoo uses OAuth session so the token might need refresh.
  53. :on-refresh (lambda (new-token)
  54. (setf *access-token* new-token)) )))
  55. (etypecase reply-body
  56. (string reply-body)
  57. ((vector (unsigned-byte 8)) (babel:octets-to-string reply-body))))))))
  58. (pushnew 'callback-dispatcher hunchentoot:*dispatch-table*)
  59. (defvar *web-server* nil)
  60. (when *web-server*
  61. (hunchentoot:stop *web-server*)
  62. (setf *web-server* nil))
  63. (setf *web-server* (hunchentoot:start (make-instance 'hunchentoot:acceptor :port *callback-port*)))