Update to make upload of m4a and m4b files work (#3102)

cps/__init__.py

@@ -70,8 +70,8 @@
 mimetypes.add_type('image/vnd.djv', '.djvu')
 mimetypes.add_type('application/mpeg', '.mpeg')
 mimetypes.add_type('audio/mpeg', '.mp3')
-mimetypes.add_type('application/mp4', '.m4a')
-mimetypes.add_type('application/mp4', '.m4b')
+mimetypes.add_type('audio/x-m4a', '.m4a')
+mimetypes.add_type('audio/x-m4a', '.m4b')
 mimetypes.add_type('audio/ogg', '.ogg')
 mimetypes.add_type('application/ogg', '.oga')
 mimetypes.add_type('text/css', '.css')

cps/file_helper.py

@@ -47,11 +47,11 @@ def del_temp_dir():
 
 def validate_mime_type(file_buffer, allowed_extensions):
     mime = magic.Magic(mime=True)
-    allowed_mimetypes =list()
+    allowed_mimetypes = list()
     for x in allowed_extensions:
         try:
             allowed_mimetypes.append(mimetypes.types_map["." + x])
-        except KeyError as e:
+        except KeyError:
             log.error("Unkown mimetype for Extension: {}".format(x))
     tmp_mime_type = mime.from_buffer(file_buffer.read())
     file_buffer.seek(0)
@@ -66,6 +66,5 @@ def validate_mime_type(file_buffer, allowed_extensions):
                     return True
         except:
             file_buffer.seek(0)
-            pass
-
+    log.error("Mimetype '{}' not found in allowed types".format(tmp_mime_type))
     return False

optional-requirements.txt

@@ -42,7 +42,7 @@ natsort>=2.2.0,<8.5.0
 comicapi>=2.2.0,<3.3.0
 
 # Kobo integration
-jsonschema>=3.2.0,<4.23.0
+jsonschema>=3.2.0,<4.24.0
 
 # Hide console Window on Windows
 pywin32>=220,<310 ; sys_platform == 'win32'