Исправлена обработка разметки с кодировкой windows-1251

app/library/ContingentParser.php

@@ -26,8 +26,16 @@ class ContingentParser
     public function __construct(string $html, string $template)
     {
         libxml_use_internal_errors(true);
-        $dom = new \DOMDocument();
-        $dom->loadHTML(mb_convert_encoding($html,'HTML-ENTITIES','UTF-8'));
+        $dom = new \DOMDocument(
+            encoding: "UTF-8"
+        );
+        $html = mb_convert_encoding(
+            $html,
+            'UTF-8',
+            mb_detect_encoding($html, 'UTF-8, windows-1251')
+        );
+        $html = str_replace('windows-1251','utf-8', $html);
+        $dom->loadHTML($html);
         $this->xpath = new \DOMXPath($dom);
         $this->template = $template;
     }
@@ -52,7 +60,8 @@ class ContingentParser
     {
         $data = $this->parse();
         $records = array();
-        
+        // var_dump($data);
+        // exit(0);
         if ($data == null) return [];
 
         $equal = $data['eduName']->length;