From 171bf81b113bc99db821cf314ee29e214d91abf9 Mon Sep 17 00:00:00 2001
From: rdwebdesign <github@rdwebdesign.com.br>
Date: Tue, 1 Feb 2022 16:22:24 -0300
Subject: [PATCH] Retreives maxlogage calling api_FTL.php

FTL defines MAXLOGAGE value.
PHP retrieves the value and converts seconds to hours
Javascript calls the API to update the value.

Signed-off-by: rdwebdesign <github@rdwebdesign.com.br>
---
 api_FTL.php                 | 10 ++++++++++
 index.php                   | 15 +++------------
 scripts/pi-hole/js/index.js | 12 ++++++++++++
 3 files changed, 25 insertions(+), 12 deletions(-)

diff --git a/api_FTL.php b/api_FTL.php
index b58a3eda..b7bcf9fe 100644
--- a/api_FTL.php
+++ b/api_FTL.php
@@ -61,6 +61,16 @@ else
 		$data = array_merge($data,$stats);
 	}
 
+	if (isset($_GET["getMaxlogage"]) && $auth) {
+		sendRequestFTL("maxlogage");
+		// Convert seconds to hours and rounds to one decimal place.
+		$ret = round(intval(getResponseFTL()[0]) / 3600, 1);
+		// Return 24h if value is 0, empty, null or non numeric.
+		$ret = $ret ?: 24;
+
+		$data = array_merge($data, array("maxlogage" => $ret));
+	}
+
 	if (isset($_GET['overTimeData10mins']))
 	{
 		sendRequestFTL("overTime");
diff --git a/index.php b/index.php
index 90402817..8adb2101 100644
--- a/index.php
+++ b/index.php
@@ -5,19 +5,10 @@
 *
 *    This file is copyright under the latest version of the EUPL.
 *    Please see LICENSE file for your rights under this license. */
+
 $indexpage = true;
 require "scripts/pi-hole/php/header.php";
 require_once "scripts/pi-hole/php/gravity.php";
-
-function getinterval()
-{
-    global $piholeFTLConf;
-    if (isset($piholeFTLConf["MAXLOGAGE"])) {
-        return min(round(floatval($piholeFTLConf["MAXLOGAGE"]), 1), 24);
-    } else {
-        return "24";
-    }
-}
 ?>
 <!-- Sourceing CSS colors from stylesheet to be used in JS code -->
 <span class="queries-permitted"></span>
@@ -84,7 +75,7 @@ function getinterval()
     <div class="col-md-12">
     <div class="box" id="queries-over-time">
         <div class="box-header with-border">
-          <h3 class="box-title">Total queries over last <?php echo getinterval(); ?> hours</h3>
+          <h3 class="box-title">Total queries over last <span class="maxlogage-interval">24</span> hours</h3>
         </div>
         <div class="box-body">
           <div class="chart">
@@ -109,7 +100,7 @@ function getinterval()
     <div class="col-md-12">
     <div class="box" id="clients">
         <div class="box-header with-border">
-          <h3 class="box-title">Client activity over last <?php echo getinterval(); ?> hours</h3>
+          <h3 class="box-title">Client activity over last <span class="maxlogage-interval">24</span> hours</h3>
         </div>
         <div class="box-body">
           <div class="chart">
diff --git a/scripts/pi-hole/js/index.js b/scripts/pi-hole/js/index.js
index 3442f342..d7cce8e2 100644
--- a/scripts/pi-hole/js/index.js
+++ b/scripts/pi-hole/js/index.js
@@ -862,8 +862,20 @@ function doughnutTooltip(tooltipItems, data) {
   );
 }
 
+var maxlogage = "24";
+function getMaxlogage() {
+  $.getJSON("api.php?getMaxlogage", function (data) {
+    if (!("FTLnotrunning" in data)) {
+      maxlogage = data.maxlogage;
+    }
+  }).done(function () {
+    $(".maxlogage-interval").html(maxlogage);
+  });
+}
+
 $(function () {
   // Pull in data via AJAX
+  getMaxlogage();
   updateSummaryData();
 
   var gridColor = $(".graphs-grid").css("background-color");