Changed the summary table

* Now you can see average and maximal count of logins per day

Author: vyskocilpavel

composer.json

@@ -1,7 +1,7 @@
 {
   "name": "cesnet/simplesamlphp-module-proxystatistics",
   "description": "A SimpleSAMLPHP module for statistics",
-  "version": "1.0.0-rc",
+  "version": "1.1.0-rc",
   "type": "simplesamlphp-module",
   "keywords": ["statistics","simplesamlphp"],
   "license": "BSD-2",

lib/Auth/Process/DatabaseCommand.php

@@ -180,4 +180,42 @@ public static function getCountOfAccesedServices()
         }
         echo $count;
     }
+
+	public static function getAverageLoginCountPerDay()
+	{
+		$databaseConnector = new DatabaseConnector();
+		$conn = $databaseConnector->getConnection();
+		assert($conn != NULL);
+		$table_name = $databaseConnector->getServiceProvidersTableName();
+		$sql = "SELECT AVG(count) as avg_count FROM (SELECT year, month, day, SUM(count) AS count FROM " . $table_name .  " GROUP BY year,month,day ) AS average_count;";
+		$result = $conn->query($sql);
+		while($row = $result->fetch_assoc()) {
+			$avg_count = $row["avg_count"];
+		}
+		$conn->close();
+		if ($avg_count === null)
+		{
+			$avg_count = 0;
+		}
+		echo round($avg_count);
+	}
+
+	public static function getMaxLoginCountPerDay()
+	{
+		$databaseConnector = new DatabaseConnector();
+		$conn = $databaseConnector->getConnection();
+		assert($conn != NULL);
+		$table_name = $databaseConnector->getServiceProvidersTableName();
+		$sql = "SELECT MAX(count) as max_count FROM (SELECT year, month, day, SUM(count) AS count FROM " . $table_name .  " GROUP BY year,month,day ) AS maximal_count;";
+		$result = $conn->query($sql);
+		while($row = $result->fetch_assoc()) {
+			$max_count = $row["max_count"];
+		}
+		$conn->close();
+		if ($max_count === null)
+		{
+			$max_count = 0;
+		}
+		echo $max_count;
+	}
 }

www/summary.php

@@ -20,7 +20,9 @@ function drawTable() {
                 ['Overall number of logins', <?php DatabaseCommand::getCountOfAllLogins()?> ],
                 ['Total number of accessed service providers', <?php DatabaseCommand::getCountOfAccesedServices()?>],
                 ['Total number of used identity providers', <?php DatabaseCommand::getCountOfUsedIdp()?>],
-                ['Number of logins for today', <?php DatabaseCommand::getCountOfAllLoginsForToday()?>]
+                ['Number of logins for today', <?php DatabaseCommand::getCountOfAllLoginsForToday()?>],
+                ['Average number of logins per day', <?php DatabaseCommand::getAverageLoginCountPerDay()?>],
+                ['Maximal number of logins per day', <?php DatabaseCommand::getMaxLoginCountPerDay()?>]
                 ]);
 
             var table = new google.visualization.Table(document.getElementById('summaryTable'));