Worker function, saving data into file

php/muell.php

@@ -18,8 +18,39 @@
  * tgBotOwner: <hier DEINE Telegram-ID eintragen>
  */
 
+function worker(string $response)
+{
+	$tomorrow = (new DateTime('tomorrow'))->format('d.m.Y');
+	$trashArr = str_getcsv($response, "\n");
+
+	foreach($trashArr as $row) {
+		$rowArr = str_getcsv($row, ';');
+		$index = array_search($tomorrow, $rowArr);
+		if ($index !== false) {
+			$what = '';
+			switch ($index) {
+				case 0:
+				case 1:
+					$what = "werden Biomüll und gelbe Tonne";
+					break;
+				case 2:
+					$what = "wird Restmüll";
+					break;
+				case 3:
+					$what = "wird Papier";
+					break;
+			}
+			if ($what !== '') {
+				shell_exec(sprintf("echo Morgen %s abgeholt | %s -u %d", $what, $config['pathBot'], $config['tgReceiver']));
+			}
+		}
+	}
+}
+
+// Main part
 $currentYear = date('Y');
 $dateRange = sprintf('%s0101-%s1231', $currentYear, $currentYear);
+$muellFile = sprintf('%s/muell.csv', __DIR__);
 
 $key = 'e21758b9c711463552fb9c70ac7d4273';
 
@@ -59,37 +90,20 @@ curl_setopt($ch, CURLOPT_POST, 1);
 curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
 curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla 70');
 
-$response = curl_exec($ch);
+$response = curl_exec($ch)."\n";
 
 curl_close($ch);
 
 if ($response !== false) {
-	$tomorrow = (new DateTime('tomorrow'))->format('d.m.Y');
-	$trashArr = str_getcsv($response, "\n");
-
-	foreach($trashArr as $row) {
-		$rowArr = str_getcsv($row, ';');
-		$index = array_search($tomorrow, $rowArr);
-		if ($index !== false) {
-			$what = '';
-			switch ($index) {
-				case 0:
-				case 1:
-					$what = "werden Biomüll und gelbe Tonne";
-					break;
-				case 2:
-					$what = "wird Restmüll";
-					break;
-				case 3:
-					$what = "wird Papier";
-					break;
-			}
-			if ($what !== '') {
-				shell_exec(sprintf("echo Morgen %s abgeholt | %s -u %d", $what, $config['pathBot'], $config['tgReceiver']));
-			}
-		}
-	}
+	// If result file does not exist, write it to have a copy
+	file_put_contents($muellFile, $response);
 	
+	// Go on with checking the result data
+	worker($response);
 } else {
+	if (file_exists($muellFile)) {
+		worker(file_get_contents($muellFile));
+	} else {
 		shell_exec(sprintf("echo Müllbot konnte keine Daten empfangen | %s -u %d", $config['pathBot'], $config['tgBotOwner']));
+	}
 }