Ignore possible erroneously negative temperatures

It's based on 2 pull requests (#1800 and #1801) by nagyrobi

2 files changed, 12 insertions, 4 deletions

diff --git a/src/usr/local/www/includes/functions.inc.php b/src/usr/local/www/includes/functions.inc.php
index 2c48543..3bb3edd 100644
--- a/src/usr/local/www/includes/functions.inc.php
+++ b/src/usr/local/www/includes/functions.inc.php
@@ -233,8 +233,14 @@ function get_temp() {
 		$temp_out = get_single_sysctl("hw.acpi.thermal.tz0.temperature");
 	}
 
-	// Remove 'C' from the end
-	return rtrim($temp_out, 'C');
+	// Remove 'C' from the end and spaces
+	$temp_out = trim(rtrim($temp_out, 'C'));
+
+	if ($temp_out[0] == '-') {
+		return '';
+	}
+
+	return $temp_out;
 }
 
 /* Get mounted filesystems and usage. Do not display entries for virtual filesystems (e.g. devfs, nullfs, unionfs) */
diff --git a/src/usr/local/www/widgets/include/thermal_sensors.inc b/src/usr/local/www/widgets/include/thermal_sensors.inc
index a6e727a..e6ddb58 100644
--- a/src/usr/local/www/widgets/include/thermal_sensors.inc
+++ b/src/usr/local/www/widgets/include/thermal_sensors.inc
@@ -20,8 +20,10 @@ $thermal_sensors_widget_title = "Thermal Sensors";
 function getThermalSensorsData() {
 
 	$_gb = exec("/sbin/sysctl -a | grep temperature", $dfout);
-	$thermalSensorsData = join("|", $dfout);
-	return $thermalSensorsData;
+	$dfout_filtered = array_filter($dfout, function($v) {
+		return strpos($negsign, ' -') === false;
+	});
+	return join("|", $dfout_filtered);
 
 }
 ?>