Display the site's commit hash

nyaa/__init__.py

@@ -40,6 +40,13 @@ if not app.config['DEBUG']:
             '<strong>An error occured!</strong> Debugging information has been logged.'), 'danger')
         return flask.redirect('/')
 
+# Get git commit hash
+app.config['COMMIT_HASH'] = None
+master_head = os.path.abspath(os.path.join(os.path.dirname(__file__), '../.git/refs/heads/master'))
+if os.path.isfile(master_head):
+    with open(master_head, 'r') as head:
+        app.config['COMMIT_HASH'] = head.readline().strip()
+
 # Enable the jinja2 do extension.
 app.jinja_env.add_extension('jinja2.ext.do')
 app.jinja_env.lstrip_blocks = True

nyaa/templates/layout.html

@@ -221,6 +221,9 @@
 
 		<footer style="text-align: center;">
 			<p>Dark Mode: <a href="#" id="themeToggle">Toggle</a></p>
+			{% if config.COMMIT_HASH %}
+			<p>Commit: <a href="https://github.com/nyaadevs/nyaa/tree/{{ config.COMMIT_HASH }}">{{ config.COMMIT_HASH[:7] }}</a></p>
+			{% endif %}
 		</footer>
 	</body>
 </html>