From c1ae6b8218306c04cf2baa622a4d774a22587d5b Mon Sep 17 00:00:00 2001
From: direct <direct@1423-sleepy.empl.vvsu.ru>
Date: Tue, 23 Mar 2021 14:49:40 +1000
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---
 sens/sens.php | 36 ++++++++++++++++++++++++++++++------
 1 file changed, 30 insertions(+), 6 deletions(-)

diff --git a/sens/sens.php b/sens/sens.php
index cbd005e..384dac0 100644
--- a/sens/sens.php
+++ b/sens/sens.php
@@ -33,12 +33,33 @@ class temp_reader extends Children
     
     protected function readTempData($device)
     {
-	$value = @file_get_contents('/sys/bus/w1/devices/'.$device.'/temperature');
-	if ($value === FALSE)
+	for ($try = 0; $try <3; $try++)
 	{
-	    return FALSE;
+	    $value = @file_get_contents('/sys/bus/w1/devices/'.$device.'/w1_slave');
+	    if ($value === FALSE)
+	    {
+		continue;
+	    }
+	    $C = preg_match('/.*crc=..\s(.*)\n.*t=(.*)\n/m', $value, $match);
+	    if ($C == 0)
+	    {
+		continue;
+	    }
+	    if ($match[1] != 'YES')
+	    {
+		continue;
+	    }
+	    $result = $match[2];
+	    break;
+	}
+	if (isset($result))
+	{
+	    return $result;    
+	}
+	else
+	{
+	    return false;
 	}
-	return $value;
     }
     
     protected function ChildBody($data)
@@ -51,8 +72,11 @@ class temp_reader extends Children
 
 	    foreach ($DEVS as $DEV)
 	    {
-		$DATA[$DEV] = $this->readTempData($DEV);
-
+		$RDATA = $this->readTempData($DEV);
+		if ($RDATA !== false)
+		{
+		    $DATA[$DEV] = $this->readTempData($DEV);
+		}
 	    }
 	    $SR = $this->SendEvent('data', $DATA);
 	    sleep(30);
-- 
2.39.5