More attachment work
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cpdf.ml
10
cpdf.ml
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@ -759,6 +759,11 @@ let attach_file ?memory keepversion topage pdf file =
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{pdf with
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{pdf with
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Pdf.minor = if keepversion then pdf.Pdf.minor else max pdf.Pdf.minor 4}
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Pdf.minor = if keepversion then pdf.Pdf.minor else max pdf.Pdf.minor 4}
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type attachment =
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{name : string;
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pagenumber : int;
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data : int}
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let list_attached_files pdf =
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let list_attached_files pdf =
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let toplevel =
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let toplevel =
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match Pdf.lookup_direct pdf "/Root" pdf.Pdf.trailerdict with
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match Pdf.lookup_direct pdf "/Root" pdf.Pdf.trailerdict with
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@ -770,7 +775,7 @@ let list_attached_files pdf =
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match Pdf.lookup_direct pdf "/EmbeddedFiles" namedict with
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match Pdf.lookup_direct pdf "/EmbeddedFiles" namedict with
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| Some nametree ->
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| Some nametree ->
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map
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map
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(function x -> x, 0)
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(function x -> {name = x; pagenumber = 0; data = 0})
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(option_map
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(option_map
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(function (Pdf.String s, _) -> Some s | _ -> None)
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(function (Pdf.String s, _) -> Some s | _ -> None)
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(Pdf.contents_of_nametree pdf nametree))
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(Pdf.contents_of_nametree pdf nametree))
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@ -785,7 +790,8 @@ let list_attached_files pdf =
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match Pdf.lookup_direct pdf "/Subtype" annot with
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match Pdf.lookup_direct pdf "/Subtype" annot with
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| Some (Pdf.Name "/FileAttachment") ->
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| Some (Pdf.Name "/FileAttachment") ->
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(match Pdf.lookup_direct pdf "/Contents" annot with
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(match Pdf.lookup_direct pdf "/Contents" annot with
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| Some (Pdf.String s) -> Some (s, pagenumber)
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| Some (Pdf.String s) ->
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Some {name = s; pagenumber; data = 0}
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| _ -> None)
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| _ -> None)
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| _ -> None)
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| _ -> None)
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(match Pdf.lookup_direct pdf "/Annots" page.Pdfpage.rest with
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(match Pdf.lookup_direct pdf "/Annots" page.Pdfpage.rest with
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7
cpdf.mli
7
cpdf.mli
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@ -154,8 +154,13 @@ val attach_file : ?memory:Pdfio.bytes -> bool -> int option -> Pdf.t -> string -
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(** Remove attached files. *)
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(** Remove attached files. *)
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val remove_attached_files : Pdf.t -> Pdf.t
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val remove_attached_files : Pdf.t -> Pdf.t
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type attachment =
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{name : string;
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pagenumber : int;
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data : int}
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(** List attached files. Attachment name and page number. Page 0 is document level. *)
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(** List attached files. Attachment name and page number. Page 0 is document level. *)
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val list_attached_files : Pdf.t -> (string * int) list
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val list_attached_files : Pdf.t -> attachment list
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(** {2 Bookmarks} *)
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(** {2 Bookmarks} *)
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@ -3463,8 +3463,10 @@ let go () =
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write_pdf false (Cpdf.scale_contents ~fast:args.fast args.position scale pdf range)
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write_pdf false (Cpdf.scale_contents ~fast:args.fast args.position scale pdf range)
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| Some ListAttachedFiles ->
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| Some ListAttachedFiles ->
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let pdf = get_single_pdf args.op false in
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let pdf = get_single_pdf args.op false in
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let names, numbers = split (Cpdf.list_attached_files pdf) in
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let attachments = Cpdf.list_attached_files pdf in
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iter2 (Printf.printf "%i %s\n") numbers names;
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iter
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(fun a -> Printf.printf "%i %s\n" a.Cpdf.pagenumber a.Cpdf.name)
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attachments;
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flprint ""
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flprint ""
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| Some DumpAttachedFiles ->
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| Some DumpAttachedFiles ->
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let pdf = get_single_pdf args.op false in
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let pdf = get_single_pdf args.op false in
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