[DRKBlutspendeBridge] move explode_lines into DRKBlutspendeBridge class

bridges/DRKBlutspendeBridge.php

@@ -50,10 +50,10 @@ protected function parseItem(array $item)
         $detailsElement = $html->find('.details', 0);
 
         $dateElement = $detailsElement->find('.datum', 0);
-        $dateLines = explode_lines($dateElement->plaintext);
+        $dateLines = self::explode_lines($dateElement->plaintext);
 
         $addressElement = $detailsElement->find('.adresse', 0);
-        $addressLines = explode_lines($addressElement->plaintext);
+        $addressLines = self::explode_lines($addressElement->plaintext);
 
         $infoElement = $detailsElement->find('.angebote > h4 + p', 0);
         $info = $infoElement ? $infoElement->innertext : '';
@@ -96,4 +96,12 @@ private function buildAppointmentsURI()
         $dateTo = $limitDays > 0 ? date('Y-m-d', time() + (60 * 60 * 24 * $limitDays)) : '';
         return self::BASE_URI . '/blutspendetermine/termine.rss?date_to=' . $dateTo . '&radius=' . $radius . '&term=' . $term;
     }
+
+    /**
+     * Returns an array of strings, each of which is a substring of string formed by splitting it on boundaries formed by line breaks.
+     */
+    private function explode_lines(string $text): array
+    {
+        return array_map('trim', preg_split('/(\s*(\r\n|\n|\r)\s*)+/', $text));
+    }
 }

lib/utils.php

@@ -147,14 +147,6 @@ function is_html(string $text): bool
     return strlen(strip_tags($text)) !== strlen($text);
 }
 
-/**
- * Returns an array of strings, each of which is a substring of string formed by splitting it on boundaries formed by line breaks.
- */
-function explode_lines(string $text): array
-{
-    return array_map('trim', preg_split('/(\s*(\r\n|\n|\r)\s*)+/', $text));
-}
-
 /**
  * Determines the MIME type from a URL/Path file extension.
  *