chatikbot/vk.lisp

(in-package #:chatikbot)

(defparameter +vk-api-url+ "https://api.vk.com/method/~A?v=5.34" "VK.com API endpoint")

(defun %vk-api-call (method &optional args)
  (let* ((params (loop for (k . v) in args
                    when v
                    collect (cons
                             (princ-to-string k)
                             (princ-to-string v))))
         (response (yason:parse
                    (flexi-streams:octets-to-string
                     (drakma:http-request (format nil +vk-api-url+ method)
                                          :method :post
                                          :parameters params
                                          :external-format-out :utf8)
                     :external-format :utf8)
                    :object-as :alist)))
    (when (aget "error" response)
      (error (aget "error_msg" (aget "error" response))))
    (aget "response" response)))

(defun vk-wall-get (&key owner-id domain offset count filter extended)
  (%vk-api-call "wall.get"
                (list (cons "owner_id" owner-id)
                      (cons "domain" domain)
                      (cons "offset" offset)
                      (cons "count" count)
                      (cons "filter" filter)
                      (cons "extended" extended))))