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e41e0888fa
...
747f1305ed
3
.gitignore
vendored
3
.gitignore
vendored
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*~
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*.fasl
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bin/*
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91
main.lisp
91
main.lisp
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(ql:quickload "hunchentoot")
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(ql:quickload "easy-routes")
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(ql:quickload "djula")
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(ql:quickload "frugal-uuid")
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(setf *default-pathname-defaults* (uiop:getcwd))
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;;;; if you're gonna run a public instance, change to the url other people
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;;;; will use to connect!
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(defvar *server-external-address*
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"http://localhost:8080/"
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;;"https://paste.emin.software/"
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)
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(defvar *server* nil)
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;; we probably don't actually need a template for the root,
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;; it's more or less static anyhow.
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;; i guess retrieving a paste is the only place that actually needs
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;; the dynamic templating thingy
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(defparameter *root-template*
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(uiop:read-file-string "root.html"))
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(defparameter *paste-template*
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(uiop:read-file-string "paste.html"))
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;; google code
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;; holy hell, actual business logic
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(defun get-paste-contents (id)
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"read file lmao. also do some checks. we don't want LFI"
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(let ((path (probe-file (concatenate 'string "bin/" id))))
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(if (and path
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(not (search "." id))
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(not (search "/" id)))
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(uiop:read-file-string path)
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nil)))
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(defun render-root ()
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(djula:render-template*
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(djula:compile-string *root-template*)
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nil))
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(defun render-paste (id)
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(djula:render-template*
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(djula:compile-string *paste-template*)
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nil
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:contents (or (get-paste-contents id) "err: paste not found")
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:link-home *server-external-address*
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:link-bin (concatenate 'string *server-external-address* "bin/" id)
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:link-raw (concatenate 'string *server-external-address* "raw/" id)))
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(defun new-paste-file ()
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(let ((id (fuuid:to-string (fuuid:make-v1))))
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(if (get-paste-contents id)
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(new-paste-file)
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id)))
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(defun create-new-paste (contents)
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"Returns the url to the new paste"
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(let ((path (new-paste-file)))
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(with-open-file (s (concatenate 'string "bin/" path) :direction :output)
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(princ contents s))
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path))
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(easy-routes:defroute root ("/" :method :get) ()
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(render-root))
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(easy-routes:defroute paste ("/bin/:n") ()
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(render-paste n))
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(easy-routes:defroute raw ("/raw/:n") ()
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(get-paste-contents n))
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;; todo: handle new pastes TODO: doesn't work, fix.
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(easy-routes:defroute new ("/new" :method :post) (content)
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(let ((path (create-new-paste content)))
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(format t "created new bin ~a~%" path)
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(hunchentoot:redirect (concatenate 'string "/bin/" path))))
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(defun start-server (&key (port 8080))
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(format t "Starting server on port ~a~%" port)
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(force-output)
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(setf *server* (make-instance 'easy-routes:easy-routes-acceptor :port port))
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(hunchentoot:start *server*))
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(defun stop-server ()
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(hunchentoot:stop *server*))
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49
paste.html
49
paste.html
@ -1,49 +0,0 @@
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<html>
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<head>
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<title> bin </title>
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<style>
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html {
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background-color: #4E5A52;
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color: #FFFDD0;
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}
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body {
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margin: 0;
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padding: 5px;
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}
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code {
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margin: 0;
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padding: 5px;
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font-family: monospace;
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}
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div {
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border: 3px solid #FFFDD0;
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border-radius: 5px;
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width: 80%;
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margin: auto;
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}
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main {
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margin: auto;
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width: 80%;
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}
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main a {
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margin-left: 5%;
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color: #FFFDD0;
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text-decoration: none;
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}
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</style>
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</head>
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<body>
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<main>
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<a href="{{link-home}}"> home </a>
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<a href="{{link-bin}}"> bin </a>
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<a href="{{link-raw}}"> raw </a>
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<br />
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</main>
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<br />
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<div>
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<pre><code>{{ contents }}</code></pre>
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</div>
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</body>
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</html>
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53
root.html
53
root.html
@ -1,53 +0,0 @@
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<html>
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<head>
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<title>lispy pasty thingy</title>
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<style>
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html {
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background-color: #4E5A52;
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color: #FFFDD0;
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}
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body {
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margin: 0;
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padding: 5px;
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}
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code {
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margin: 0;
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font-family: monospace;
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}
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div {
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border: 3px solid #FFFDD0;
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padding: 0px;
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border-radius: 5px;
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width: 80%;
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margin: auto;
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}
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/*
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form {
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border: 3px solid #FFFDD0;
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padding: 2px;
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margin-top: 10px;
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border-radius: 5px;
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width: 80%;
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margin-left: auto;
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margin-right: auto;
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}*/
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</style>
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</head>
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<body>
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<div>
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<p> This is a simple pastebin-like web app written in Common Lisp.
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Simply type something into the box below, submit, and share the link
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with your friends.
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<br>
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Pastes are anonymous, no authentication is needed.</p>
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<form method="post" action="/new">
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<textarea name="content" rows="7" cols="50"></textarea> <br />
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<input type="submit" value="Submit">
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</form>
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</div>
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</body>
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</html>
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