Merge pull request #777 from Rosiak/master

Basic Alert Stats Page

html/includes/print-graph-alerts.inc.php

@@ -0,0 +1,100 @@
+<?php
+/*
+* LibreNMS
+*
+* Copyright (c) 2015 Søren Friis Rosiak <sorenrosiak@gmail.com>
+* This program is free software: you can redistribute it and/or modify it
+* under the terms of the GNU General Public License as published by the
+* Free Software Foundation, either version 3 of the License, or (at your
+* option) any later version.  Please see LICENSE.txt at the top level of
+* the source code distribution for details.
+*/
+$pagetitle[] = "Alert Stats";
+
+if (isset($device['device_id']) && $device['device_id'] > 0) {
+    $sql = " AND alert_log.device_id=?";
+    $param = array(
+        $device['device_id']
+    );
+}
+
+if ($_SESSION['userlevel'] >= '5') {
+    $query = "SELECT DATE(time_logged) Date, COUNT(alert_log.device_id) totalCount, alert_rules.severity Severity FROM alert_log,alert_rules WHERE alert_log.rule_id=alert_rules.id $sql GROUP BY DATE(time_logged),alert_rules.severity";
+}
+
+if ($_SESSION['userlevel'] < '5') {
+    $query = "SELECT DATE(time_logged) Date, COUNT(alert_log.device_id) totalCount, alert_rules.severity Severity FROM alert_log,alert_rules,devices_perms WHERE alert_log.rule_id=alert_rules.id $sql AND alert_log.device_id = devices_perms.device_id AND devices_perms.user_id = " . $_SESSION['user_id'] . " GROUP BY DATE(time_logged),alert_rules.severity";
+}
+
+?>
+<script src="js/vis.min.js"></script>
+<div id="visualization"></div>
+<script type="text/javascript">
+ 
+    var container = document.getElementById('visualization');
+    <?php
+$groups = array();
+$max_count = 0;
+
+foreach(dbFetchRows($query, $param) as $return_value) {
+    $date = $return_value['Date'];
+    $count = $return_value['totalCount'];
+    if ($count > $max_count) {
+        $max_count = $count;
+    }
+
+    $severity = $return_value['Severity'];
+    $data[] = array(
+        'x' => $date,
+        'y' => $count,
+        'group' => $severity
+    );
+    if (!in_array($severity, $groups)) {
+        array_push($groups, $severity);
+    }
+}
+
+$graph_data = _json_encode($data);
+?>
+    var groups = new vis.DataSet();
+<?php
+
+foreach($groups as $group) {
+    echo "groups.add({id: '$group', content: '$group' })\n";
+}
+
+?>
+ 
+    var items =
+        <?php
+echo $graph_data; ?>
+    ;
+    var dataset = new vis.DataSet(items);
+    var options = {
+        style:'bar',
+        barChart: {width:50, align:'right',handleOverlap:'sideBySide'}, // align: left, center, right
+        drawPoints: false,
+        legend: {left:{position:"bottom-left"}},
+        dataAxis: {
+            icons:true,
+            showMajorLabels: true,
+            showMinorLabels: true,
+            customRange: {
+               left: {
+                    min: 0, max: <?php
+echo $max_count; ?>
+                }
+            }
+        },
+        zoomMin: 2073600000, //24hrs
+        zoomMax: <?php
+$first_date = reset($data);
+$last_date = end($data);
+$milisec_diff = abs(strtotime($first_date[x]) - strtotime($last_date[x])) * 1000;
+echo $milisec_diff;
+?>,
+        orientation:'top'
+    };
+    var graph2d = new vis.Graph2d(container, items, groups, options);
+ 
+</script>

html/includes/print-menubar.php

@@ -56,6 +56,7 @@ if (isset($config['site_style']) && ($config['site_style'] == 'dark' || $config[
             <ul class="dropdown-menu scrollable-menu">
             <li><a href="<?php echo(generate_url(array('page'=>'alerts'))); ?>"><i class="fa fa-bell fa-fw fa-lg"></i> Alerts</a></li>
             <li><a href="<?php echo(generate_url(array('page'=>'alert-log'))); ?>"><i class="fa fa-th-list fa-fw fa-lg"></i> Alert Log</a></li>
+            <li><a href="<?php echo(generate_url(array('page'=>'alert-stats'))); ?>"><i class="fa fa-bar-chart fa-fw fa-lg"></i> Alert Stats</a></li>
 <?php
 if ($_SESSION['userlevel'] >= '10') {
 ?>