优化工作流自动匹配

docutranslate/workflow/docx_workflow.py

@@ -30,6 +30,9 @@ class DocxWorkflow(Workflow[DocxWorkflowConfig, Document, Document], HTMLExporta
                     sub_config.logger = config.logger
 
     def _pre_translate(self, document_original: Document):
+        suffix = document_original.suffix.lower() if document_original.suffix else ""
+        if suffix != ".docx":
+            raise ValueError(f"该工作流不支持{suffix}格式，请转为.docx格式")
         document = document_original.copy()
         translate_config = self.config.translator_config
         translator = DocxTranslator(translate_config)

docutranslate/workflow/pptx_workflow.py

@@ -30,6 +30,9 @@ class PPTXWorkflow(Workflow[PPTXWorkflowConfig, Document, Document], HTMLExporta
                     sub_config.logger = config.logger
 
     def _pre_translate(self, document_original: Document):
+        suffix = document_original.suffix.lower() if document_original.suffix else ""
+        if suffix != ".pptx":
+            raise ValueError(f"该工作流不支持{suffix}格式，请转为.pptx格式")
         document = document_original.copy()
         translate_config = self.config.translator_config
         translator = PPTXTranslator(translate_config)

docutranslate/workflow/xlsx_workflow.py

@@ -46,7 +46,7 @@ class XlsxWorkflow(Workflow[XlsxWorkflowConfig, Document, Document], HTMLExporta
         suffix = document.suffix
         converter_types = self._converter_factory.get(suffix.lower())
         if converter_types is None:
-            raise ValueError(f"Xlsx工作流不支持{suffix}格式文件")
+            raise ValueError(f"该工作流不支持{suffix}格式，请转为xlsx或csv格式")
         converter_type, converter_config = converter_types
         converter = converter_type(converter_config)