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Rearranged -print-dict-entry and added JSON format

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John Whitington 2025-01-01 14:46:04 +00:00
parent 8c22c19415
commit 7a91de2939
4 changed files with 12 additions and 11 deletions
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3
cpdfcommand.ml
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@ -4731,6 +4731,9 @@ let go () =
write_pdf false pdf
| Some (PrintDictEntry key) ->
let pdf = get_single_pdf args.op true in
if args.format_json then
print_string (Pdfio.string_of_bytes (Cpdftweak.get_dict_entries ~utf8:(args.encoding = Cpdfmetadata.UTF8) pdf key))
else
Cpdftweak.print_dict_entry ~utf8:(args.encoding = Cpdfmetadata.UTF8) pdf key
| Some ListSpotColours ->
let pdf = get_single_pdf args.op false in

BIN
cpdfmanual.pdf
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12
cpdfmanual.tex
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@ -6326,7 +6326,7 @@ Cpdf can add PDF/UA structure data when drawing on new PDF/UA files. For example
\noindent\verb!cpdf -list-spot-colors in.pdf!
\vspace{1.5mm}
\noindent\verb!cpdf -print-dict-entry <key> in.pdf!
\noindent\verb!cpdf -print-dict-entry[-json] <key> in.pdf!
\vspace{1.5mm}
\noindent\verb!cpdf -remove-dict-entry <key> [-dict-entry-search <term>]!\\
@ -6346,10 +6346,12 @@ Cpdf can add PDF/UA structure data when drawing on new PDF/UA files. For example
\noindent\verb!cpdf -replace-obj <object specification>=<object> in.pdf!
\vspace{1.5mm}
\noindent\verb!cpdf -extract-stream[-decompress] <obj num> in.pdf [-o out.dat | -stdout]!
\noindent\verb!cpdf -extract-stream[-decompress] <object specification>!\\
\noindent\verb! in.pdf [-o out.dat | -stdout]!
\vspace{1.5mm}
\noindent\verb!cpdf -replace-stream <obj num> -replace-stream-with <filename>!\\
\noindent\verb!cpdf -replace-stream <object specification>!\\
\noindent\verb! -replace-stream-with <filename>!\\
\noindent\verb! in.pdf -o out.pdf!\end{framed}}
\section{Draft Documents}
\index{draft}
@ -6501,10 +6503,10 @@ This is for editing data within the PDF's internal representation. Use with caut
\small\noindent\verb!cpdf -print-dict-entry /URI in.pdf!
\vspace{2.5mm}
\noindent Print all URLs in annotation hyperlinks in \texttt{in.pdf}.
\noindent Print all URLs in annotation hyperlinks in \texttt{in.pdf}, one per line.
\end{framed}
\noindent To remove a dictionary entry:
\noindent To report data in JSON format, add \texttt{-json}. To remove a dictionary entry:
\begin{framed}
\small\noindent\verb!cpdf -remove-dict-entry /One in.pdf -o out.pdf!

6
cpdftweak.ml
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@ -266,16 +266,12 @@ let replace_dict_entry pdf key value search =
let print_dict_entry ~utf8 pdf key =
let f d =
match Pdf.lookup_direct pdf key d with
| Some v ->
(* We use a double newline as a separator. *)
Printf.printf "%s\n\n" (Cpdfyojson.Safe.to_string (Cpdfjson.json_of_object ~utf8 ~clean_strings:true pdf (fun _ -> ()) ~no_stream_data:false ~parse_content:false v));
d
| Some v -> Printf.printf "%s\n" (Pdfwrite.string_of_pdf v); d
| None -> d
in
Pdf.objselfmap (dict_entry_single_object f pdf) pdf;
pdf.Pdf.trailerdict <- dict_entry_single_object f pdf pdf.Pdf.trailerdict
(* For cpdflib. *)
let get_dict_entries ~utf8 pdf key =
let es = ref [] in
let f d =