This is 1.0

.htaccess

@@ -0,0 +1,4 @@
+RewriteEngine On
+RewriteCond %{REQUEST_FILENAME} !-f
+RewriteCond %{REQUEST_FILENAME} !-d
+RewriteRule ^ index.php [QSA,L]

LOCH.js

@@ -1,6 +1,16 @@
 var LOCH = {};
-LOCH.DefaultFrom = moment().subtract(1, "days");
-LOCH.DefaultTo = moment().subtract(1, "days");
+
+$(function()
+{
+	var menuItem = $('.nav').find("[data-nav-for-page='" + LOCH.ContentPage + "']");
+	menuItem.addClass('active');
+
+	LOCH.DefaultFrom = moment().subtract(1, "days");
+	LOCH.DefaultTo = moment().subtract(1, "days");
+
+	$.timeago.settings.allowFuture = true;
+	$('time.timeago').timeago();
+});
 
 LOCH.FetchJson = function(url, success, error)
 {
@@ -44,43 +54,18 @@ LOCH.SetupMap = function(mapElementId)
 	LOCH.Map.addLayer(LOCH.LocationPointsLayer);
 }
 
-LOCH.ReloadMap = function(from, to)
+LOCH.GetUriParam = function(key)
 {
-	if (moment.isMoment(from) && moment.isMoment(to))
-	{
-		LOCH.Map.removeLayer(LOCH.LocationPointsLayer);
-		LOCH.LocationPointsLayer = new L.FeatureGroup();
-		LOCH.Map.addLayer(LOCH.LocationPointsLayer);
+	var currentUri = decodeURIComponent(window.location.search.substring(1));
+	var vars = currentUri.split('&');
 
-		LOCH.FetchJson("/api/get/locationpoints/" + from.format("YYYY-MM-DD") + "/" + to.format("YYYY-MM-DD"),
-			function(points)
-			{
-				for (point of points)
-				{
-					L.marker([point.latitude, point.longitude]).addTo(LOCH.LocationPointsLayer);
-				}
-
-				LOCH.Map.fitBounds(LOCH.LocationPointsLayer.getBounds());
-				document.getElementById("summary-location-points").innerText = points.length;
+	for (i = 0; i < vars.length; i++)
+	{
+		var currentParam = vars[i].split('=');
 
-				LOCH.FetchJson("/api/get/statistics/" + from.format("YYYY-MM-DD") + "/" + to.format("YYYY-MM-DD"),
-					function(statistics)
-					{
-						document.getElementById("summary-accuracy-min").innerText = parseFloat(statistics.AccuracyMin).toFixed(0);
-						document.getElementById("summary-accuracy-max").innerText = parseFloat(statistics.AccuracyMax).toFixed(0);
-						document.getElementById("summary-accuracy-average").innerText = parseFloat(statistics.AccuracyAverage).toFixed(0);
-						document.getElementById("summary-distance").innerText = (parseFloat(statistics.Distance) / 1000).toFixed(1);
-					},
-					function(xhr)
-					{
-						console.error(xhr);
-					}
-				);
-			},
-			function(xhr)
-			{
-				console.error(xhr);
-			}
-		);
+		if (currentParam[0] === key)
+		{
+			return currentParam[1] === undefined ? true : currentParam[1];
+		}
 	}
-}
+};

LOCH.php

@@ -3,25 +3,42 @@
 use Location\Coordinate;
 use Location\Distance\Vincenty;
 
-require_once 'config.php';
-
 class LOCH
 {
-	private $DbConnection;
-
-	function GetDbConnection()
+	private static $DbConnection;
+	/**
+	 * @return PDO
+	 */
+	public static function GetDbConnection($doMigrations = false)
 	{
-		if ($this->DbConnection == null)
+		if ($doMigrations === true)
+		{
+			self::$DbConnection = null;
+		}
+
+		if (self::$DbConnection == null)
 		{
-			$this->DbConnection = new PDO('mysql:host=' . DB_HOST . ';dbname=' . DB_NAME, DB_USER, DB_PASSWORD);
+			self::$DbConnection = new PDO('mysql:host=' . DB_HOST . ';dbname=' . DB_NAME, DB_USER, DB_PASSWORD);
+			self::$DbConnection->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+
+			if ($doMigrations === true)
+			{
+				self::$DbConnection->exec("CREATE TABLE IF NOT EXISTS migrations (migration SMALLINT NOT NULL, execution_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (migration))");
+				LochDbMigrator::MigrateDb(self::$DbConnection);
+
+				if (self::IsDemoInstallation())
+				{
+					LochDemoDataGenerator::PopulateDemoData(self::$DbConnection);
+				}
+			}
 		}
 
-		return $this->DbConnection;
+		return self::$DbConnection;
 	}
 
-	function AddLocationPoint($time, $latitude, $longitude, $accuracy)
+	public static function AddLocationPoint($time, $latitude, $longitude, $accuracy)
 	{
-		$db = $this->GetDbConnection();
+		$db = self::GetDbConnection();
 
 		$statement = $db->prepare('INSERT INTO locationpoints (time, latitude, longitude, accuracy) VALUES (:time, :latitude, :longitude, :accuracy)');
 		$statement->bindValue(':time', $time);
@@ -32,20 +49,20 @@ function AddLocationPoint($time, $latitude, $longitude, $accuracy)
 		$statement->execute();
 	}
 
-	function AddCsvData($csvString)
+	public static function AddCsvData($csvString)
 	{
 		$lines = explode(PHP_EOL, $csvString);
 
 		foreach ($lines as $line)
 		{
 			$parsedLine = str_getcsv($line);
-			$this->AddLocationPoint($parsedLine[0], $parsedLine[1], $parsedLine[2], $parsedLine[3]);
+			self::AddLocationPoint($parsedLine[0], $parsedLine[1], $parsedLine[2], $parsedLine[3]);
 		}
 	}
 
-	function GetLocationPoints($from, $to)
+	public static function GetLocationPoints($from, $to)
 	{
-		$db = $this->GetDbConnection();
+		$db = self::GetDbConnection();
 
 		$statement = $db->prepare('SELECT * FROM locationpoints WHERE time >= :from AND time <= :to');
 		$statement->bindValue(':from', $from);
@@ -61,9 +78,9 @@ function GetLocationPoints($from, $to)
 		return $rows;
 	}
 
-	function GetLocationPointStatistics($from, $to)
+	public static function GetLocationPointStatistics($from, $to)
 	{
-		$db = $this->GetDbConnection();
+		$db = self::GetDbConnection();
 
 		$statement = $db->prepare('SELECT MIN(accuracy) AS AccuracyMin, MAX(accuracy) AS AccuracyMax, AVG(accuracy) AS AccuracyAverage, SUM(distance_to_point_before) AS Distance FROM locationpoints WHERE time >= :from AND time <= :to');
 		$statement->bindValue(':from', $from);
@@ -73,9 +90,9 @@ function GetLocationPointStatistics($from, $to)
 		return $statement->fetch(PDO::FETCH_ASSOC);
 	}
 
-	function CalculateLocationPointDistances()
+	public static function CalculateLocationPointDistances()
 	{
-		$db = $this->GetDbConnection();
+		$db = self::GetDbConnection();
 		$distanceCalculator = new Vincenty();
 
 		$statementNotCalculatedRows = $db->prepare('SELECT id, time, latitude, longitude FROM locationpoints WHERE distance_to_point_before IS NULL ORDER BY time');
@@ -115,4 +132,70 @@ function CalculateLocationPointDistances()
 			$longitudePreviousRow = $row['longitude'];
 		}
 	}
+
+	/**
+	 * @return boolean
+	 */
+	public static function IsDemoInstallation()
+	{
+		return file_exists(__DIR__ . '/data/demo.txt');
+	}
+
+	private static $InstalledVersion;
+	/**
+	 * @return string
+	 */
+	public static function GetInstalledVersion()
+	{
+		if (self::$InstalledVersion == null)
+		{
+			self::$InstalledVersion = file_get_contents(__DIR__ . '/version.txt');
+		}
+
+		return self::$InstalledVersion;
+	}
+
+	/**
+	 * @return boolean
+	 */
+	public static function IsValidSession($sessionKey)
+	{
+		if ($sessionKey === null || empty($sessionKey))
+		{
+			return false;
+		}
+		else
+		{
+			return file_exists(__DIR__ . "/data/sessions/$sessionKey.txt");
+		}
+	}
+
+	/**
+	 * @return string
+	 */
+	public static function CreateSession()
+	{
+		if (!file_exists(__DIR__ . '/data/sessions'))
+		{
+			mkdir(__DIR__ . '/data/sessions');
+		}
+
+		$now = time();
+		foreach (new FilesystemIterator(__DIR__ . '/data/sessions') as $file)
+		{
+			if ($now - $file->getCTime() >= 2678400) //31 days
+			{
+				unlink(__DIR__ . '/data/sessions/' . $file->getFilename());
+			}
+		}
+
+		$newSessionKey = uniqid() . uniqid() . uniqid();
+		file_put_contents(__DIR__ . "/data/sessions/$newSessionKey.txt", '');
+		return $newSessionKey;
+	}
+
+	public static function RemoveSession($sessionKey)
+	{
+		unlink(__DIR__ . "/data/sessions/$sessionKey.txt");
+	}
 }

LOCH.phpproj

@@ -20,13 +20,26 @@
     <Compile Include="config-dist.php" />
     <Compile Include="index.php" />
     <Compile Include="LOCH.php" />
+    <Compile Include="LochDbMigrator.php" />
+    <Compile Include="LochDemoDataGenerator.php" />
+    <Compile Include="views\layout.php" />
+    <Compile Include="views\login.php" />
   </ItemGroup>
   <ItemGroup>
+    <Content Include="bower.json" />
+    <Content Include="build.bat" />
     <Content Include="composer.json" />
     <Content Include="LOCH.js" />
-    <Content Include="mainpage.php" />
+    <Content Include="LOCH.png" />
+    <Content Include="views\dashboard.js" />
+    <Content Include="views\dashboard.php" />
+    <Content Include="README.md" />
     <Content Include="robots.txt" />
     <Content Include="style.css" />
     <Content Include="version.txt" />
+    <Content Include="views\login.js" />
+  </ItemGroup>
+  <ItemGroup>
+    <Folder Include="views\" />
   </ItemGroup>
 </Project>

LochDbMigrator.php

@@ -0,0 +1,33 @@
+<?php
+
+class LochDbMigrator
+{
+	public static function MigrateDb(PDO $pdo)
+	{
+		self::ExecuteMigrationWhenNeeded($pdo, 1, "
+			CREATE TABLE IF NOT EXISTS locationpoints (
+				id INT(11) NOT NULL AUTO_INCREMENT,
+				time DATETIME NOT NULL,
+				latitude DECIMAL(10, 8) NOT NULL,
+				longitude DECIMAL(11, 8) NOT NULL,
+				accuracy DECIMAL(8, 3) NOT NULL,
+				import_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+				distance_to_point_before INT(11) DEFAULT NULL,
+				PRIMARY KEY (id),
+				KEY time (time)
+			)"
+		);
+	}
+
+	private static function ExecuteMigrationWhenNeeded(PDO $pdo, int $migrationId, string $sql)
+	{
+		$rowCount = $pdo->query('SELECT COUNT(*) FROM migrations WHERE migration = ' . $migrationId)->fetchColumn();
+		if (intval($rowCount) === 0)
+		{
+			$pdo->exec(utf8_encode($sql));
+			$statement = $pdo->prepare('INSERT INTO migrations (migration) VALUES (:id)');
+			$statement->bindValue(':id', $migrationId);
+			$statement->execute();
+		}
+	}
+}