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cpdf-source
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Add XFA detection

This commit is contained in:
John Whitington 2024-11-08 12:45:09 +00:00
parent 28fe2a7f6f
commit f0b5edd086
4 changed files with 8 additions and 0 deletions
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@ -13,6 +13,7 @@ o Add @b<n>@ for trimming bookmark text to given length
o Allow bold, italic, colours for JSON bookmarks
o Show OpenAction in -info
o Show more form information in -info
o Show XFA in -info
Fixes:

BIN
cpdfmanual.pdf
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Binary file not shown.

2
cpdfmanual.tex
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@ -3257,6 +3257,7 @@ CenterWindow:
DisplayDocTitle: True
NonFullScreenPageMode:
AcroForm: False
XFA: False
Marked: False
UserProperties: False
Suspects: False
@ -3312,6 +3313,7 @@ The \texttt{-info-json} operation prints the information in JSON format instead.
"DisplayDocTitle": true,
"NonFullPageScreenMode": null,
"AcroForm": false,
"XFA": false,
"Marked": false,
"UserProperties": false,
"Suspects": false,

5
cpdfmetadata.ml
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@ -239,6 +239,9 @@ let get_open_action_string pdf =
| `Null -> ""
| j -> Pdfwrite.string_of_pdf (Cpdfjson.object_of_json j)
let is_xfa pdf =
Pdf.lookup_chain pdf pdf.Pdf.trailerdict ["/Root"; "/AcroForm"; "/XFA"] <> None
let output_info ?(json=ref [("none", `Null)]) encoding pdf =
let notjson = !json = [("none", `Null)] in
let getstring = getstring encoding pdf in
@ -292,6 +295,8 @@ let output_info ?(json=ref [("none", `Null)]) encoding pdf =
json =| ("NonFullPageScreenMode", match (get_viewer_pref_item "/NonFullPageScreenMode" pdf) with "" -> `Null | x -> `String x);
if notjson then Printf.printf "AcroForm: %s\n" (match get_catalog_item "/AcroForm" pdf with "" -> "False" | x -> x);
json =| ("AcroForm", match (get_catalog_item "/AcroForm" pdf) with "" -> `Bool false | x -> `Bool true);
if notjson then Printf.printf "XFA: %s\n" (if is_xfa pdf then "True" else "False");
json =| ("XFA", `Bool (is_xfa pdf));
if notjson then Printf.printf "Marked: %s\n" (match get_markinfo_item "/Marked" pdf with true -> "True" | _ -> "False");
json =| ("Marked", `Bool (get_markinfo_item "/Marked" pdf));
if notjson then Printf.printf "UserProperties: %s\n" (match get_markinfo_item "/UserProperties" pdf with true -> "True" | _ -> "False");