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feat(ocr): add support for Docling OCR engine and language configuration

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This commit adds support for configuring the OCR engine and language(s) for Docling.
Configuration can be set via the environment variables `DOCLING_OCR_ENGINE` and `DOCLING_OCR_LANG`, or through the UI.

Fixes #13133
This commit is contained in:
Athanasios Oikonomou
2025-05-03 00:31:00 +03:00
committed by Athanasios Oikonomou
parent 7d184c3a14
commit 657162e96d
5 changed files with 67 additions and 2 deletions
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18
backend/open_webui/routers/retrieval.py
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@@ -378,6 +378,8 @@ async def get_rag_config(request: Request, user=Depends(get_admin_user)):
"PDF_EXTRACT_IMAGES": request.app.state.config.PDF_EXTRACT_IMAGES,
"TIKA_SERVER_URL": request.app.state.config.TIKA_SERVER_URL,
"DOCLING_SERVER_URL": request.app.state.config.DOCLING_SERVER_URL,
"DOCLING_OCR_ENGINE": request.app.state.config.DOCLING_OCR_ENGINE,
"DOCLING_OCR_LANG": request.app.state.config.DOCLING_OCR_LANG,
"DOCUMENT_INTELLIGENCE_ENDPOINT": request.app.state.config.DOCUMENT_INTELLIGENCE_ENDPOINT,
"DOCUMENT_INTELLIGENCE_KEY": request.app.state.config.DOCUMENT_INTELLIGENCE_KEY,
"MISTRAL_OCR_API_KEY": request.app.state.config.MISTRAL_OCR_API_KEY,
@@ -511,6 +513,8 @@ class ConfigForm(BaseModel):
PDF_EXTRACT_IMAGES: Optional[bool] = None
TIKA_SERVER_URL: Optional[str] = None
DOCLING_SERVER_URL: Optional[str] = None
DOCLING_OCR_ENGINE: Optional[str] = None
DOCLING_OCR_LANG: Optional[str] = None
DOCUMENT_INTELLIGENCE_ENDPOINT: Optional[str] = None
DOCUMENT_INTELLIGENCE_KEY: Optional[str] = None
MISTRAL_OCR_API_KEY: Optional[str] = None
@@ -600,6 +604,16 @@ async def update_rag_config(
if form_data.DOCLING_SERVER_URL is not None
else request.app.state.config.DOCLING_SERVER_URL
)
request.app.state.config.DOCLING_OCR_ENGINE = (
form_data.DOCLING_OCR_ENGINE
if form_data.DOCLING_OCR_ENGINE is not None
else request.app.state.config.DOCLING_OCR_ENGINE
)
request.app.state.config.DOCLING_OCR_LANG = (
form_data.DOCLING_OCR_LANG
if form_data.DOCLING_OCR_LANG is not None
else request.app.state.config.DOCLING_OCR_LANG
)
request.app.state.config.DOCUMENT_INTELLIGENCE_ENDPOINT = (
form_data.DOCUMENT_INTELLIGENCE_ENDPOINT
if form_data.DOCUMENT_INTELLIGENCE_ENDPOINT is not None
@@ -767,6 +781,8 @@ async def update_rag_config(
"PDF_EXTRACT_IMAGES": request.app.state.config.PDF_EXTRACT_IMAGES,
"TIKA_SERVER_URL": request.app.state.config.TIKA_SERVER_URL,
"DOCLING_SERVER_URL": request.app.state.config.DOCLING_SERVER_URL,
"DOCLING_OCR_ENGINE": request.app.state.config.DOCLING_OCR_ENGINE,
"DOCLING_OCR_LANG": request.app.state.config.DOCLING_OCR_LANG,
"DOCUMENT_INTELLIGENCE_ENDPOINT": request.app.state.config.DOCUMENT_INTELLIGENCE_ENDPOINT,
"DOCUMENT_INTELLIGENCE_KEY": request.app.state.config.DOCUMENT_INTELLIGENCE_KEY,
"MISTRAL_OCR_API_KEY": request.app.state.config.MISTRAL_OCR_API_KEY,
@@ -1080,6 +1096,8 @@ def process_file(
engine=request.app.state.config.CONTENT_EXTRACTION_ENGINE,
TIKA_SERVER_URL=request.app.state.config.TIKA_SERVER_URL,
DOCLING_SERVER_URL=request.app.state.config.DOCLING_SERVER_URL,
DOCLING_OCR_ENGINE=request.app.state.config.DOCLING_OCR_ENGINE,
DOCLING_OCR_LANG=request.app.state.config.DOCLING_OCR_LANG,
PDF_EXTRACT_IMAGES=request.app.state.config.PDF_EXTRACT_IMAGES,
DOCUMENT_INTELLIGENCE_ENDPOINT=request.app.state.config.DOCUMENT_INTELLIGENCE_ENDPOINT,
DOCUMENT_INTELLIGENCE_KEY=request.app.state.config.DOCUMENT_INTELLIGENCE_KEY,