From c071aca5c5c16d56aafe38ace2b2c158e1b875fc Mon Sep 17 00:00:00 2001
From: Daniel Hader <dhader96@gmail.com>
Date: Fri, 5 Jun 2026 19:29:40 -0500
Subject: server text sanitation, username/email filters, and code length
 measurement

---
 static/main.js       | 2 +-
 static/register.html | 5 +++++
 static/submission.js | 2 +-
 3 files changed, 7 insertions(+), 2 deletions(-)

(limited to 'static')

diff --git a/static/main.js b/static/main.js
index b3bf50f..1c2dbc1 100644
--- a/static/main.js
+++ b/static/main.js
@@ -83,7 +83,7 @@ function create_problem_element(problem, submissions) {
             sub_row.appendChild(sub_lang);
         
             const sub_size = document.createElement("td");
-            sub_size.innerHTML = submission.code.length;
+            sub_size.innerHTML = `${submission.code_length} bytes`;
             sub_row.appendChild(sub_size);
 
             const sub_subm = document.createElement("td");
diff --git a/static/register.html b/static/register.html
index d7e183c..9f3b651 100644
--- a/static/register.html
+++ b/static/register.html
@@ -21,6 +21,8 @@
                             <span id="error-message" style="color: red"></span>
                             <br><br>
                         </div>
+                        <p>Usernames should consist only of letters, numbers, underscores, and hyphens.</p>
+                        <p>To help mitigate unauthorized access to my server, a registration code is required to create an account. Please see Daniel for the code.</p>
                         <label for="register-email">Email</label><br>
                         <input type="text" id="register-email" name="email">
                         <br><br>
@@ -30,6 +32,9 @@
                         <label for="register-password">Password</label><br>
                         <input type="password" id="register-password" name="password">
                         <br><br>
+                        <label for="register-code">Registration Code</label><br>
+                        <input type="password" id="register-code" name="register_code">
+                        <br><br>
                         <input type="submit" value="Register">
                     </form>
                        
diff --git a/static/submission.js b/static/submission.js
index bbe4075..4fbcf23 100644
--- a/static/submission.js
+++ b/static/submission.js
@@ -27,7 +27,7 @@ async function init() {
     problem_div.appendChild(description);
 
     document.getElementById("submission-author").innerHTML = `by ${submission.username}`;
-    document.getElementById("submission-size").innerHTML = `${new Blob([submission.code]).size} bytes`;
+    document.getElementById("submission-size").innerHTML = `${submission.code_length} bytes`;
     document.getElementById("submission-details").innerHTML = submission.details;
     document.getElementById("submission-code").innerHTML = submission.code;
 
-- 
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