From 9c09e8189f04fe2e3d88b00f750f61800b47541e Mon Sep 17 00:00:00 2001
From: David Barksdale <amatus@amatus.name>
Date: Wed, 30 Dec 2015 16:14:29 -0600
Subject: Login, flag submission, table style

---
 .gitignore          |  1 +
 assets/css/main.css | 17 +++++++++++++++++
 src/app/api.clj     | 20 ++++++++++++++++++++
 src/app/rpc.cljs    | 13 ++++++++++++-
 src/index.cljs.hl   | 45 ++++++++++++++++++++++++++++++++++++++++++---
 5 files changed, 92 insertions(+), 4 deletions(-)

diff --git a/.gitignore b/.gitignore
index d0ac88a..9592e6c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 target/
 sdb.db
 .nrepl-*
+*.swp
diff --git a/assets/css/main.css b/assets/css/main.css
index bd431a9..420e2ba 100644
--- a/assets/css/main.css
+++ b/assets/css/main.css
@@ -33,3 +33,20 @@ h1,h2,h3 {
 table th {
     font-family: "Proxima-bold"
 }
+
+table {
+    border-collapse: collapse;
+}
+
+td {
+    border: 1px solid black
+}
+
+th {
+    border-left: 1px solid black;
+    border-right: 1px solid black
+}
+
+#error {
+    color: red
+}
diff --git a/src/app/api.clj b/src/app/api.clj
index e83f187..27ed9a4 100644
--- a/src/app/api.clj
+++ b/src/app/api.clj
@@ -4,3 +4,23 @@
 
 (defrpc get-scoreboard []
         (db/get :scoreboard))
+
+(defrpc check-token [token]
+        {:rpc/pre (contains? (db/get :tokens) token)}
+        true)
+
+(defrpc set-name! [token name]
+        {:rpc/pre (contains? (db/get :tokens) token)}
+        (db/update! :scoreboard
+                    assoc-in
+                    [(first (.split token "-")) :name]
+                    (apply str (take 32 name))))
+
+(defrpc submit-flag! [token flag]
+        {:rpc/pre (and (contains? (db/get :tokens) token)
+                       (contains? (db/get :flags) flag))}
+        (let [problem (db/get-in :flags [flag])]
+          (db/update! :scoreboard
+                      assoc-in
+                      [(first (.split token "-")) :scores problem]
+                      :solved)))
diff --git a/src/app/rpc.cljs b/src/app/rpc.cljs
index 464809c..3698ae2 100644
--- a/src/app/rpc.cljs
+++ b/src/app/rpc.cljs
@@ -6,11 +6,22 @@
    [castra.core :refer [mkremote]]))
 
 (defc scoreboard nil)
+(defc scoreboard-error nil)
 (defc error nil)
 (defc loading [])
+(defc token-ok false)
 
 (def get-scoreboard
-  (mkremote 'app.api/get-scoreboard scoreboard error loading))
+  (mkremote 'app.api/get-scoreboard scoreboard scoreboard-error loading))
+
+(def check-token
+  (mkremote 'app.api/check-token token-ok error loading))
+
+(def set-name!
+  (mkremote 'app.api/set-name! scoreboard error loading))
+
+(def submit-flag!
+  (mkremote 'app.api/submit-flag! scoreboard error loading))
 
 (defn init []
   (get-scoreboard)
diff --git a/src/index.cljs.hl b/src/index.cljs.hl
index 8ecbc8c..82980cc 100644
--- a/src/index.cljs.hl
+++ b/src/index.cljs.hl
@@ -33,6 +33,11 @@
                  id])
               scoreboard))))
 
+(defc token nil)
+(defc= logged-in? rpc/token-ok)
+(defc= error rpc/error)
+(defc= error-message (when error (.-message error)))
+
 (rpc/init)
 
 (html
@@ -41,13 +46,47 @@
     (title "Potluck CTF"))
   (body
     (h1 "Potluck CTF")
-    (text "Login/Register?")
+    (div
+      :id "error"
+      :click #(reset! rpc/error nil)
+      :toggle (cell= (not (nil? rpc/error)))
+      (text "Error: ~{error-message}"))
+    (let [token-input (input :name "token")]
+      (form
+        :toggle (cell= (not logged-in?))
+        :submit #(do (reset! token (.-value token-input))
+                   (rpc/check-token @token)
+                   (set! (.-value token-input) nil))
+        (text "Registration Token:")
+        token-input
+        (input :type "submit")))
+    (let [name-input (input :name "name")]
+      (form
+        :toggle logged-in?
+        :submit #(do (rpc/set-name! @token (.-value name-input))
+                   (set! (.-value name-input) nil))
+        (text "Change Name:")
+        name-input
+        (input :type "submit")))
+    (let [flag-input (input :name "flag")]
+      (form
+        :toggle logged-in?
+        :submit #(do (rpc/submit-flag! @token (.-value flag-input))
+                   (set! (.-value flag-input) nil))
+        (text "Flag:")
+        flag-input
+        (input :type "submit")))
+    (form
+      :toggle logged-in?
+      :submit #(do (reset! token nil)
+                 (reset! rpc/token-ok false))
+      (input :type "submit" :value "Logout"))
     (h2 "Scoreboard")
     (table
       (thead
         (tr
-          (th)
-          (th)
+          (th :colspan 2
+              :style "border:none")
           (loop-tpl :bindings [probs (cell= (partition-by first problems))]
                     (th :text (cell= (:name (get scoreboard
                                                  (first (first probs)))))
-- 
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