fix: 修复部分异常转换器导致的解析问题

metadata.py

@@ -7,9 +7,13 @@
     mapDict = json.load(handle)
 
 def read_metadata(filename):
-    with open(filename, encoding='utf-8') as handle:
-        headers = [next(handle) for x in range(13)]
-    return json.loads(''.join(headers))
+    try:
+        with open(filename, encoding='utf-8') as handle:
+            headers = [next(handle) for x in range(13)]
+        return json.loads(''.join(headers))
+    except json.decoder.JSONDecodeError:
+        print("Parsing Error: " + filename)
+        return ""
 
 translators = os.listdir(".")
 translators = [t for t in translators if t.endswith('js') and t not in ['RefWorks Tagged.js', 'BibTeX.js']]
@@ -18,10 +22,11 @@ def read_metadata(filename):
 translator_metadata = {}
 for t in translators:
     metadata = read_metadata("./" + t)
-    translator_metadata[t] = {
-        'label': mapDict.get(metadata['label'], metadata['label']),
-        'lastUpdated': metadata['lastUpdated']
-    }
+    if metadata:
+        translator_metadata[t] = {
+            'label': mapDict.get(metadata['label'], metadata['label']),
+            'lastUpdated': metadata['lastUpdated']
+        }
 
 with open("data/translators.json", 'w', encoding='utf-8') as handle:
     print(translator_metadata)