From 462db4aa165159efd9aa859ef8a36654c731e9c4 Mon Sep 17 00:00:00 2001
From: Marius Gavrilescu <marius@ieval.ro>
Date: Tue, 20 Jan 2015 14:12:19 +0200
Subject: [PATCH] Add a fake login link

---
 MANIFEST                     |  1 +
 js/90-tracker.js             |  1 +
 js/95-login.js               | 22 ++++++++++++++++++++++
 lib/Plack/App/Gruntmaster.pm |  6 ++++++
 tmpl/skel.en                 |  2 ++
 5 files changed, 32 insertions(+)
 create mode 100644 js/95-login.js

diff --git a/MANIFEST b/MANIFEST
index 14f50e6..d6b3f00 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -19,6 +19,7 @@ js/90-divine-format.js
 js/90-form.js
 js/90-themes.js
 js/90-nav.js
+js/95-login.js
 lib/Plack/App/Gruntmaster.pm
 lib/Plack/App/Gruntmaster/HTML.pm
 log.conf
diff --git a/js/90-tracker.js b/js/90-tracker.js
index 8e7a443..aac598e 100644
--- a/js/90-tracker.js
+++ b/js/90-tracker.js
@@ -84,6 +84,7 @@
 		};
 		xhr.send();
 	}
+	window.start_tracking = start_tracking;
 
 	function stop_tracking(){
 		clean_tracker();
diff --git a/js/95-login.js b/js/95-login.js
new file mode 100644
index 0000000..a4e2d82
--- /dev/null
+++ b/js/95-login.js
@@ -0,0 +1,22 @@
+(function(){
+	'use strict';
+
+	$( document ).ready(function(){
+		$('#login').detach().prependTo($('#sidebar')).removeClass('hidden');
+
+		document.cookie = "cookietest=1";
+		var cookie = document.cookie.indexOf("cookietest=") != -1;
+		document.cookie = "cookietest=1; expires=Thu, 01-Jan-1970 00:00:01 GMT";
+
+		if(!cookie) return;
+		var username = document.cookie.replace(/(?:(?:^|.*;\s*)username\s*\=\s*([^;]*).*$)|^.*$/, "$1");
+		if(username) {
+			sessionStorage.setItem('login_username', username);
+			document.cookie = "username=; expires=Thu, 01-Jan-1970 00:00:01 GMT";
+			start_tracking(username);
+		}
+		username = sessionStorage.getItem('login_username');
+		if(username)
+			$('#login').replaceWith('<span id="login">Probably logged in as ' + username + '</span>');
+	});
+})();
diff --git a/lib/Plack/App/Gruntmaster.pm b/lib/Plack/App/Gruntmaster.pm
index a809e46..8aab08c 100644
--- a/lib/Plack/App/Gruntmaster.pm
+++ b/lib/Plack/App/Gruntmaster.pm
@@ -148,6 +148,12 @@ sub dispatch_request{
 			}, 10
 		},
 
+		sub (/login) {
+			forbid !remote_user;
+
+			[204, ['Set-Cookie' => "username=".remote_user->id], []]
+		},
+
 		sub (/ct/:contest/log/st) { redirect "/st/$_{contest}" },
 
 		sub (/us/)                                        { response us => 'Users', {us => db->user_list} },
diff --git a/tmpl/skel.en b/tmpl/skel.en
index 3024251..6bf5954 100644
--- a/tmpl/skel.en
+++ b/tmpl/skel.en
@@ -37,6 +37,8 @@
 
 <div id="content">Content goes here</div>
 
+<a href="/login" id="login" class="hidden">Log in</a>
+
 <div id="tracker" class="hidden">
 <h1>Track user</h1>
 <div id="tracker_form">
-- 
2.39.2