Added footer, added radio buttons for single option polls, fixed voting bug

globals.php

@@ -51,7 +51,18 @@ function get_page_header(
   . $greeting
   . '<div class="spacer"></div>'
   . $logout_link
-  . '</header>';
+  . '</header><main>';
+}
+
+function get_page_footer()
+{
+  $version = json_decode(file_get_contents(__DIR__ . '/composer.json'), true)['version'];
+  return '</main><footer>'
+  . '<a href="https://phlaym.net/git/phlaym/Pfadlock/releases/tag/'.$version.'">Version ' . $version . '</a>'
+  . '<a href="https://phlaym.net/git/phlaym/Dragonpolls" title="Source"><div class="linkcontents">'
+  . file_get_contents(__DIR__.'/icons/home.svg')
+  . '<span class="linklabel">Source Code</span></div></a>'
+  . '</footer></body></html>';
 }
 
 function redirect($to)