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JSON to outputs

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John Whitington
2021-10-01 11:39:47 +01:00
parent d02ff84dd8
commit a6256c0331
7 changed files with 7 additions and 9 deletions
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2
Makefile
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@@ -1,6 +1,6 @@
# Build the cpdf command line tools and top level # Build the cpdf command line tools and top level
MODS = cpdfstream tjutil tjutf16 tjllist tjparserMonad tjjson xmlm \ MODS = cpdfstream tjutil tjutf16 tjllist tjparserMonad tjjson xmlm \
cpdfwriteJSON cpdfreadJSON cpdfstrftime cpdfcoord \ cpdfJSON cpdfstrftime cpdfcoord \
cpdfpagespec cpdfposition cpdf cpdfcommand cpdfpagespec cpdfposition cpdf cpdfcommand
SOURCES = $(foreach x,$(MODS),$(x).ml $(x).mli) cpdfcommandrun.ml SOURCES = $(foreach x,$(MODS),$(x).ml $(x).mli) cpdfcommandrun.ml

5
cpdfwriteJSON.ml → cpdfJSON.ml
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@@ -232,9 +232,10 @@ let json_of_pdf parse_content no_stream_data pdf =
(fun (objnum, jsonobj) -> J.Array [J.Number (soi objnum); jsonobj]) (fun (objnum, jsonobj) -> J.Array [J.Number (soi objnum); jsonobj])
pairs_parsed) pairs_parsed)
let write fh parse_content no_stream_data pdf = (* FIXME Proper streaming to output, rather than making a big string first. *)
let to_output output parse_content no_stream_data pdf =
let b = Buffer.create 256 in let b = Buffer.create 256 in
let formatter = Format.formatter_of_buffer b in let formatter = Format.formatter_of_buffer b in
J.format formatter (json_of_pdf parse_content no_stream_data pdf); J.format formatter (json_of_pdf parse_content no_stream_data pdf);
Format.pp_print_flush formatter (); Format.pp_print_flush formatter ();
output_string fh (Buffer.contents b) output.Pdfio.output_string (Buffer.contents b)

1
cpdfJSON.mli Normal file
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@@ -0,0 +1 @@
val to_output : Pdfio.output -> bool -> bool -> Pdf.t -> unit

4
cpdfcommand.ml
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@@ -3447,10 +3447,10 @@ let write_json output pdf =
| NoOutputSpecified -> | NoOutputSpecified ->
error "-output-json: no output name specified" error "-output-json: no output name specified"
| Stdout -> | Stdout ->
CpdfwriteJSON.write stdout args.jsonparsecontentstreams args.jsonnostreamdata pdf CpdfJSON.to_output (Pdfio.output_of_channel stdout) args.jsonparsecontentstreams args.jsonnostreamdata pdf
| File filename -> | File filename ->
let f = open_out filename in let f = open_out filename in
CpdfwriteJSON.write f args.jsonparsecontentstreams args.jsonnostreamdata pdf; CpdfJSON.to_output (Pdfio.output_of_channel f) args.jsonparsecontentstreams args.jsonnostreamdata pdf;
close_out f close_out f
(* Main function *) (* Main function *)

2
cpdfreadJSON.ml
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@@ -1,2 +0,0 @@
(* Read JSON into a PDF *)
let read i = Pdf.empty ()

1
cpdfreadJSON.mli
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@@ -1 +0,0 @@
val read : Pdfio.input -> Pdf.t

1
cpdfwriteJSON.mli
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@@ -1 +0,0 @@
val write : out_channel -> bool -> bool -> Pdf.t -> unit