Feat: PDF vision figure parser supports reading context (#12416)

### What problem does this PR solve?

PDF vision figure parser supports reading context.

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

rag/app/manual.py

@@ -314,7 +314,12 @@ def chunk(filename, binary=None, from_page=0, to_page=100000,
             tk_cnt = num_tokens_from_string(txt)
             if sec_id > -1:
                 last_sid = sec_id
-        tbls = vision_figure_parser_pdf_wrapper(tbls=tbls, callback=callback, **kwargs)
+        tbls = vision_figure_parser_pdf_wrapper(
+            tbls=tbls,
+            sections=sections,
+            callback=callback,
+            **kwargs,
+        )
         res = tokenize_table(tbls, doc, eng)
         res.extend(tokenize_chunks(chunks, doc, eng, pdf_parser))
         table_ctx = max(0, int(parser_config.get("table_context_size", 0) or 0))

rag/app/naive.py

@@ -55,9 +55,12 @@ def by_deepdoc(filename, binary=None, from_page=0, to_page=100000, lang="Chinese
         callback=callback
     )
 
-    tables = vision_figure_parser_pdf_wrapper(tbls=tables,
-                                              callback=callback,
-                                              **kwargs)
+    tables = vision_figure_parser_pdf_wrapper(
+        tbls=tables,
+        sections=sections,
+        callback=callback,
+        **kwargs,
+    )
     return sections, tables, pdf_parser
 
 

rag/app/paper.py

@@ -166,6 +166,7 @@ def chunk(filename, binary=None, from_page=0, to_page=100000,
             pdf_parser = Pdf()
             paper = pdf_parser(filename if not binary else binary,
                                from_page=from_page, to_page=to_page, callback=callback)
+            sections = paper.get("sections", [])
         else:
             kwargs.pop("parse_method", None)
             kwargs.pop("mineru_llm_name", None)
@@ -192,7 +193,12 @@ def chunk(filename, binary=None, from_page=0, to_page=100000,
             }
 
         tbls = paper["tables"]
-        tbls = vision_figure_parser_pdf_wrapper(tbls=tbls, callback=callback, **kwargs)
+        tbls = vision_figure_parser_pdf_wrapper(
+            tbls=tbls,
+            sections=sections,
+            callback=callback,
+            **kwargs,
+        )
         paper["tables"] = tbls
     else:
         raise NotImplementedError("file type not supported yet(pdf supported)")