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4ccde7a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | from typing import Any, Dict
from mcp.server.fastmcp import Context, FastMCP
from app.core.logger import logger
from app.services.ocr_service import OCRService
from app.utils.validators import validate_document_url
from app.core.exceptions import InvalidDocumentURLError, OCRProcessingError
def register_markdown_tools(mcp: FastMCP) -> None:
"""Attach markdown-extraction tools to the given FastMCP server."""
@mcp.tool()
async def pdf_to_markdown(document_url: str, ctx: Context) -> str:
"""Convert a PDF or document from a URL to Markdown using Mistral OCR.
Args:
document_url: Publicly accessible URL of the PDF / document.
Returns:
Markdown string (all pages concatenated).
"""
try:
url = validate_document_url(document_url)
except InvalidDocumentURLError as exc:
logger.warning("Invalid URL rejected: {}", exc)
return f"Error: {exc}"
service = OCRService(client=ctx.request_context.lifespan_context.mistral)
try:
return await service.document_to_markdown(url)
except OCRProcessingError as exc:
logger.error("OCR failed for {}: {}", url, exc)
return f"Error: {exc}"
@mcp.tool()
async def pdf_to_structured_markdown(
document_url: str, ctx: Context
) -> Dict[str, Any]:
"""Convert a document to per-page structured markdown.
Returns:
Dict with keys: page_count (int), pages (list of {index, markdown}),
markdown (str, merged).
"""
try:
url = validate_document_url(document_url)
except InvalidDocumentURLError as exc:
logger.warning("Invalid URL rejected: {}", exc)
return {"error": str(exc), "page_count": 0, "pages": [], "markdown": ""}
service = OCRService(client=ctx.request_context.lifespan_context.mistral)
try:
return await service.document_to_structured(url)
except OCRProcessingError as exc:
logger.error("Structured OCR failed for {}: {}", url, exc)
return {"error": str(exc), "page_count": 0, "pages": [], "markdown": ""}
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