1 files changed, 150 insertions, 0 deletions
diff --git a/petrichor.js b/petrichor.js
new file mode 100644
index 0000000..c96c21e
--- /dev/null
+++ b/petrichor.js
@@ -0,0 +1,150 @@
+password_prompt = false;
+selected_user = null;
+time_remaining = 0
+
+function show_prompt(text, type)
+{
+	password_prompt = true;
+	label = document.getElementById('password_label');
+	label.innerHTML = text;
+
+	users = document.getElementById('users');
+	for (i in users.children)
+	{
+		user = users.children[i];
+		if (user.id != ('user_' + selected_user) && user.style != null)
+			user.style.opacity = 0.1;
+	}
+
+	entry = document.getElementById('password_entry');
+	entry.value = '';
+
+	var selected = document.getElementById("user_" + selected_user);
+	rect = selected.getBoundingClientRect();
+	cont = document.getElementById('password_container');
+
+	cont.style.top = rect.top;
+	if (cont.style.left != rect.right)
+		cont.style.left = rect.right;
+	cont.classList.add('shown');
+
+	entry.focus();
+}
+
+function show_message(text, type)
+{
+	cont = document.getElementById('message_container');
+	document.getElementById('message_label').innerHTML = text;
+
+	if (text.length > 0)
+	{
+		var selected = document.getElementById("user_" + selected_user);
+		rect = selected.getBoundingClientRect();
+
+		cont.style.top = rect.top;
+		if (cont.style.left != rect.right)
+			cont.style.left = rect.right;
+		cont.style.top = rect.top;
+		cont.classList.add("shown");
+	} else {
+		cont.classList.remove("shown");
+	}
+}
+
+function reset()
+{
+	users = document.getElementById('users');
+	for (i in users.children)
+	{
+		child = users.children[i];
+		if (child.style != null)
+			child.style.opacity = 1;
+	}
+	document.getElementById('password_container').classList.remove("shown");
+	password_prompt = false;
+}
+
+function authentication_complete()
+{
+	if (lightdm.is_authenticated)
+		lightdm.start_session_sync(lightdm.authentication_user, lightdm.default_session);
+	else
+		show_message('<span class="error-icon">&#x26A0;</span> Authentication Failed');
+
+	reset();
+}
+
+function start_authentication(username)
+{
+	document.getElementById('message_container').classList.remove("shown");
+
+	if (!password_prompt) {
+		selected_user = username;
+		lightdm.authenticate(username);
+	}
+}
+
+function provide_secret()
+{
+	entry = document.getElementById('password_entry');
+	lightdm.respond(entry.value);
+}
+
+function autologin_timer_expired(username)
+{
+	lightdm.authenticate(lightdm.autologin_user);
+}
+
+function countdown()
+{
+	label = document.getElementById('countdown_label');
+	label.innerHTML = ' in ' + time_remaining + ' seconds';
+	time_remaining--;
+	if (time_remaining >= 0)
+		setTimeout('countdown()', 1000);
+}
+
+function update_time()
+{
+	var days = ["Sun","Mon","Tue","Wed","Thu","Fri","Sat"];
+	var months = ["January","February","March","April","May","June","July","August","September","October","November","December"];
+	var d = new Date();
+	niceHours = d.getHours();
+	niceMinutes = d.getMinutes();
+	// I'm yearning for strftime
+	if (niceHours < 10)
+		niceHours = "0"+niceHours;
+	if (niceMinutes < 10)
+		niceMinutes = "0"+niceMinutes;
+	document.getElementById('date').innerHTML = days[d.getDay()] + ", " + d.getDate() + " " + months[d.getMonth()];
+	document.getElementById('time').innerHTML = niceHours + ":" + niceMinutes;
+	setTimeout('update_time()', 1000);
+}
+
+function start()
+{
+		document.write('<div id="users">');
+		for (i in lightdm.users)
+		{
+			user = lightdm.users[i];
+
+			if (user.image.match(/\.face$/))
+				image = '/usr/share/icons/Adwaita/256x256/emotes/face-laugh.png';
+			else
+				image = user.image;
+
+			document.write('<div class="user" id="user_' + user.name +'"onclick="start_authentication(\'' + user.name + '\')" style="cursor: pointer;">');
+			document.write('<img class="avatar" src="file:///' + image + '" /><span class="name">'+user.display_name+'</span>');
+
+			if (user.name == lightdm.autologin_user && lightdm.autologin_timeout > 0)
+				document.write('<span id="countdown_label"></span>');
+
+			document.write('	</div>');
+		}
+		document.write('</div>');
+
+
+		time_remaining = lightdm.autologin_timeout;
+		if (time_remaining > 0)
+			countdown();
+}