[statistics] Only show graph if no non-location filters are set

Closes #3694

2 files changed, 32 insertions, 0 deletions

diff --git a/modules-available/statistics/inc/statisticsfilter.inc.php b/modules-available/statistics/inc/statisticsfilter.inc.php
index f90c15c7..0b364715 100644
--- a/modules-available/statistics/inc/statisticsfilter.inc.php
+++ b/modules-available/statistics/inc/statisticsfilter.inc.php
@@ -808,6 +808,11 @@ class DatabaseFilter
 		return get_class($this->inst) === $what;
 	}
 
+	public function getClass(): string
+	{
+		return get_class($this->inst);
+	}
+
 }
 
 StatisticsFilter::initConstants();
diff --git a/modules-available/statistics/inc/statisticsfilterset.inc.php b/modules-available/statistics/inc/statisticsfilterset.inc.php
index 90a39f7d..c1401c11 100644
--- a/modules-available/statistics/inc/statisticsfilterset.inc.php
+++ b/modules-available/statistics/inc/statisticsfilterset.inc.php
@@ -107,4 +107,31 @@ class StatisticsFilterSet
 		return false;
 	}
 
+	public function suitableForUsageGraph(): bool
+	{
+		foreach ($this->filters as $filter) {
+			switch ($filter->getClass()) {
+			case 'LocationStatisticsFilter':
+			case 'IsClientStatisticsFilter':
+				break;
+			case 'DateStatisticsFilter':
+				if ($filter->op !== '>' && $filter->op !== '>=')
+					return false;
+				if (strtotime($filter->argument) + 3*86400 > time())
+					return false;
+				break;
+			case 'RuntimeStatisticsFilter':
+				if ($filter->op !== '>' && $filter->op !== '>=')
+					return false;
+				if ($filter->argument < 3 * 24)
+					return false;
+				break;
+			default:
+				error_log('NOPE: ' . $filter->getClass());
+				return false;
+			}
+		}
+		return true;
+	}
+
 }