from configs import dify_config HIDDEN_VALUE = "[__HIDDEN__]" UUID_NIL = "00000000-0000-0000-0000-000000000000" IMAGE_EXTENSIONS = ["jpg", "jpeg", "png", "webp", "gif", "svg"] IMAGE_EXTENSIONS.extend([ext.upper() for ext in IMAGE_EXTENSIONS]) VIDEO_EXTENSIONS = ["mp4", "mov", "mpeg", "mpga"] VIDEO_EXTENSIONS.extend([ext.upper() for ext in VIDEO_EXTENSIONS]) AUDIO_EXTENSIONS = ["mp3", "m4a", "wav", "webm", "amr"] AUDIO_EXTENSIONS.extend([ext.upper() for ext in AUDIO_EXTENSIONS]) if dify_config.ETL_TYPE == "Unstructured": DOCUMENT_EXTENSIONS = ["txt", "markdown", "md", "pdf", "html", "htm", "xlsx", "xls"] DOCUMENT_EXTENSIONS.extend(("docx", "csv", "eml", "msg", "pptx", "ppt", "xml", "epub")) DOCUMENT_EXTENSIONS.extend([ext.upper() for ext in DOCUMENT_EXTENSIONS]) else: DOCUMENT_EXTENSIONS = ["txt", "markdown", "md", "pdf", "html", "htm", "xlsx", "xls", "docx", "csv"] DOCUMENT_EXTENSIONS.extend([ext.upper() for ext in DOCUMENT_EXTENSIONS])