支持epub翻译

docutranslate/workflow/epub_workflow.py

@@ -0,0 +1,66 @@
+from dataclasses import dataclass
+from pathlib import Path
+from typing import Self
+
+from docutranslate.exporter.base import ExporterConfig
+from docutranslate.exporter.epub.epub2epub_exporter import Epub2EpubExporter
+from docutranslate.exporter.epub.epub2html_exporter import Epub2HTMLExporterConfig, Epub2HTMLExporter
+
+from docutranslate.ir.document import Document
+from docutranslate.translator.ai_translator.epub_translator import EpubTranslatorConfig, EpubTranslator
+from docutranslate.workflow.base import Workflow, WorkflowConfig
+from docutranslate.workflow.interfaces import HTMLExportable, EpubExportable
+
+
+@dataclass(kw_only=True)
+class EpubWorkflowConfig(WorkflowConfig):
+    translator_config: EpubTranslatorConfig
+    html_exporter_config: Epub2HTMLExporterConfig
+
+
+class EpubWorkflow(Workflow[EpubWorkflowConfig, Document, Document], HTMLExportable[Epub2HTMLExporterConfig],
+                   EpubExportable[ExporterConfig]):
+    def __init__(self, config: EpubWorkflowConfig):
+        super().__init__(config=config)
+        if config.logger:
+            for sub_config in [self.config.translator_config]:
+                if sub_config:
+                    sub_config.logger = config.logger
+
+    def _pre_translate(self, document_original: Document):
+        document = document_original.copy()
+        translate_config = self.config.translator_config
+        translator = EpubTranslator(translate_config)
+        return document, translator
+
+    def translate(self) -> Self:
+        document, translator = self._pre_translate(self.document_original)
+        translator.translate(document)
+        self.document_translated = document
+        return self
+
+    async def translate_async(self) -> Self:
+        document, translator = self._pre_translate(self.document_original)
+        await translator.translate_async(document)
+        self.document_translated = document
+        return self
+
+    def export_to_html(self, config: Epub2HTMLExporterConfig = None) -> str:
+        config = config or self.config.html_exporter_config
+        docu = self._export(Epub2HTMLExporter(config))
+        return docu.content.decode()
+
+    def export_to_epub(self, _: ExporterConfig | None = None) -> bytes:
+        docu = self._export(Epub2EpubExporter())
+        return docu.content
+
+    def save_as_html(self, name: str = None, output_dir: Path | str = "./output",
+                     config: Epub2HTMLExporter | None = None) -> Self:
+        config = config or self.config.html_exporter_config
+        self._save(exporter=Epub2HTMLExporter(config), name=name, output_dir=output_dir)
+        return self
+
+    def save_as_epub(self, name: str = None, output_dir: Path | str = "./output",
+                     _: ExporterConfig | None = None) -> Self:
+        self._save(exporter=Epub2EpubExporter(), name=name, output_dir=output_dir)
+        return self

docutranslate/workflow/interfaces.py

@@ -78,4 +78,12 @@ class SrtExportable(Protocol[T_ExporterConfig]):
         ...
 
     def save_as_srt(self, name: str, output_dir: Path | str, config: T_ExporterConfig | None = None) -> Self:
+        ...
+
+@runtime_checkable
+class EpubExportable(Protocol[T_ExporterConfig]):
+    def export_to_epub(self, config: T_ExporterConfig | None = None) -> bytes:
+        ...
+
+    def save_as_epub(self, name: str, output_dir: Path | str, config: T_ExporterConfig | None = None) -> Self:
         ...