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;;;; webshit.lisp
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;;; to be: a personal website fit for illustrators
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(defpackage :webshit2
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(:use :common-lisp :bknr.datastore :woo :spinneret :split-sequence :bordeaux-threads :parenscript))
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(in-package :webshit2)
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;;; HTTP stuff
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(defparameter *old-requests* ())
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(defun http-status (status)
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(list status '(:content-type "text/html")
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(list (with-html-string (:doctype) (:html (:h1 (write-to-string status)))))))
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(defun mangle-path (path)
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(reverse (split-sequence #\/ path :remove-empty-subseqs t)))
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;;; POST handling
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(defun read-post-body (env)
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(let* ((fstream (flex:make-flexi-stream (getf env :raw-body) :external-format :utf-8)))
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(apply #'concatenate 'string (loop for line = (read-line fstream nil)
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while line
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collecting line))))
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(defun keyval->plist (string)
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(let ((sections (split-sequence #\; string :remove-empty-subseqs t))
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(list ()))
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(dolist (s sections)
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(let ((head (subseq s 0 (position #\= s)))
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(tail (subseq s (+ 1 (position #\= s)))))
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(push (split-sequence #\, tail :remove-empty-subseqs t) list)
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(push (intern (string-upcase head) "KEYWORD") list)))
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list))
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;;; session
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(defclass http-session (store-object)
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((key
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:initarg :key
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:accessor session-key
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:index-type bknr.indices:unique-index
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:index-initargs (:test #'equal)
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:index-reader sessions-with-key
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:index-values all-sessions)
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(expiry
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:initarg :expiry
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:accessor session-expiry)
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(buckets
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:initarg :buckets
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:accessor session-buckets)
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(extra-data
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:initarg :extra
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:accessor session-extra))
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(:metaclass persistent-class))
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(defun get-session (env)
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(let ((client-key (caadr (keyval->plist (gethash "cookie" (getf env :headers))))))
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(sessions-with-key client-key)))
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(defun make-session ()
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(let ((key (format nil "~a" (uuid:make-v4-uuid))))
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(make-instance 'http-session
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:key key :expiry nil :buckets nil :extra nil)))
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;;; request handlers
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(defparameter *handler-map* (make-hash-table :test #'equal))
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(defun register-handler (path function)
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(setf (gethash path *handler-map*) function))
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(defun %find-handler (path)
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(if path
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(let ((handler (gethash path *handler-map*)))
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(or handler (%find-handler (cdr path))))
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(gethash :default-handler *handler-map*)))
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(defun find-handler (path)
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(if (stringp path)
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(%find-handler (mangle-path path))
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(%find-handler path)))
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(register-handler :default-handler (lambda (&rest args) (declare (ignore args)) (http-status 404)))
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;;; buckets
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(defclass bucket (store-object)
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((directory :initarg :directory :accessor bucket-directory
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:index-type bknr.indices:unique-index
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:index-initargs (:test #'equal) ; <- change this!!
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:index-reader bucket-by-path
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:index-values all-directories)
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(type :initarg :type :accessor bucket-type ; Independent from auth method and such things,
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:index-type bknr.indices:hash-index ; because coupling such functionality would probably
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:index-initargs (:test #'equal) ; cause problems.
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:index-reader bucket-by-type ; This is just a text field.
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:index-values all-types
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:initform "none")
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(name :initarg :name :accessor bucket-name
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:index-type bknr.indices:unique-index
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:index-initargs (:test #'equal)
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:index-reader bucket-by-name)
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(updated-time :initform :modified-time :accessor bucket-time)
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(comment :initarg :comment :accessor bucket-comment))
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(:metaclass persistent-class))
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(defclass password-bucket (bucket)
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((password-hash :initarg :password-hash :accessor bucket-password-hash)
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(salt :initarg :salt :accessor bucket-salt)
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(crypt :initarg :crypt :accessor bucket-crypt))
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(:metaclass persistent-class))
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;; (defclass public-bucket (bucket)
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;; ((preview-files :initarg :preview-files :accessor bucket-preview-files)
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;; (public-id :initarg :public-id :accessor public-id
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;; :index-type bknr.indices:unique-index
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;; :index-initargs)))
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;; (defclass monero-bucket (bucket))
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(defun bucket-exists-p (name)
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(probe-file (concatenate 'string "buckets/" name)))
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(defun open-bucket-to (session bucket)
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(with-transaction ()
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(setf (session-buckets session)
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(remove-duplicates (cons bucket (session-buckets session))
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:test #'equal))))
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(defun render-bucket (env path)
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(let* ((files (map 'list #'file-namestring
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(uiop:directory-files path))))
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(list (with-html-string (:doctype)
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(:html
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(:head (:script ()))
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(:body
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(:ol (dolist (i files)
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(:li (:a :attrs (list :href i) i))))))))))
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(defun render-bucket-index (env)
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(declare (ignore env))
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(let ((dirs ()))
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(list (with-html-string (:doctype)
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(:html
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(:head
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(:script
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:attrs (list :type "text/javascript")
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(:raw
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(ps
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(defun send ()
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(let ((xhttp (new (-x-m-l-http-request)))
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(text (chain document (get-element-by-id "keyfield") value)))
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(setf (getprop xhttp 'onreadystatechange)
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(lambda ()
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(and (= (getprop this 'ready-state) 4)
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(= (getprop this 'status) 200)
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(funcall (getprop console 'log) (getprop xhttp 'response-text)))
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t)
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(getprop xhttp 'response-type) "text/plain")
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(setf text (funcall (getprop text 'replace) (regex "/\\n/g") ","))
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(funcall (getprop xhttp 'open) "POST" "/buckets/" t)
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(funcall (getprop xhttp 'send) (+ "keys=" text ";"))
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t))))))
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(:body
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(:form (:textarea :attrs (list :type "text" :id "keyfield"))
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(:input :attrs (list :type "button" :value "send" :onclick "send()")))
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(:ol (dolist (i dirs)
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(:li (:a :attrs (list :href i) i))))))))))
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(defun send-bucket-cookie (env)
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(let* ((session (or (get-session env) (make-session)))
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(keys (getf (keyval->plist (read-post-body env)) :keys)))
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(map 'nil (lambda (k) (and (bucket-exists-p k) (open-bucket-to session k))) keys)
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(list 200 (list :content-type "text/html"
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:set-cookie (concatenate 'string "sesh=" (session-key session)))
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(list (with-html-string
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(dolist (key (session-buckets session))
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(print key)
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(if (bucket-exists-p key)
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(:li key))))))))
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(defun serve-bucket (env)
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(let ((path (subseq (getf env :request-uri) 1)))
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(cond ((eq (getf env :request-method) :post)
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(send-bucket-cookie env))
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((probe-file path)
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(if (string= path "buckets/")
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(list 200 '(:content-type "text/html") (render-bucket-index env))
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(list 200 '(:content-type "text/html") (render-bucket env path))))
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(t (http-status 404)))))
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(register-handler (mangle-path "/buckets/") 'serve-bucket)
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;;; server!
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(defun app (env)
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;;;(print env)
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(push env *old-requests*)
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(if (string= (getf env :request-uri) "/favicon.ico")
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'(200 (:content-type "image/vnd.microsoft.icon") #p"res/favicon.ico")
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(funcall (find-handler (getf env :request-uri)) env)))
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(let ((thread nil))
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(defun run-server ()
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(if (or (null thread) (not (thread-alive-p thread)))
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(setf thread (make-thread (lambda () (run #'app)) :name "woo-server-thread"))))
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(defun stop-server ()
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(progn thread (destroy-thread thread) (setf thread nil)))
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(defun restart-server ()
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(stop-server)
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(run-server)))
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;;; BKNR
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(make-instance 'mp-store
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:directory "bknr/"
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:subsystems (list (make-instance 'store-object-subsystem)))
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@ -0,0 +1,8 @@
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(defsystem "webshit2"
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:description "Upcoming web site."
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:version "0.0.1"
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:author "Meido <mil@bloome.rs>"
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:licence "GPL"
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:depends-on ("bknr.datastore" "woo" "spinneret" "split-sequence" "bordeaux-threads" "parenscript"
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"uuid" "flexi-streams")
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:components ((:file "webshit")))
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