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cpdf-source
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First demonstration PDF/UA verifcation entries

This commit is contained in:
John Whitington 2024-05-30 15:57:50 +01:00
parent 9619bf9f13
commit 83d7db5438
1 changed files with 44 additions and 7 deletions
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51
cpdfua.ml
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@ -1,6 +1,8 @@
open Pdfutil open Pdfutil
exception MatterhornError exception MatterhornError of Cpdfyojson.Safe.t
let merror () = raise (MatterhornError `Null)
let matterhorn_01_003 pdf = () let matterhorn_01_003 pdf = ()
let matterhorn_01_004 pdf = () let matterhorn_01_004 pdf = ()
@ -11,8 +13,35 @@ let matterhorn_02_003 pdf = ()
let matterhorn_06_001 pdf = () let matterhorn_06_001 pdf = ()
let matterhorn_06_002 pdf = () let matterhorn_06_002 pdf = ()
let matterhorn_06_003 pdf = () let matterhorn_06_003 pdf = ()
let matterhorn_07_001 pdf = ()
let matterhorn_07_002 pdf = () (* ViewerPreferences dictionary of the Catalog dictionary does not contain a
DisplayDocTitle entry. *)
let matterhorn_07_001 pdf =
match Pdf.lookup_direct pdf "/Root" pdf.Pdf.trailerdict with
| Some catalog ->
begin match Pdf.lookup_direct pdf "/ViewerPreferences" catalog with
| Some d ->
begin match Pdf.lookup_direct pdf "/DisplayDocTitle" d with
| Some _ -> ()
| None -> merror ()
end
| None -> merror ()
end
| _ -> merror ()
let matterhorn_07_002 pdf =
match Pdf.lookup_direct pdf "/Root" pdf.Pdf.trailerdict with
| Some catalog ->
begin match Pdf.lookup_direct pdf "/ViewerPreferences" catalog with
| Some d ->
begin match Pdf.lookup_direct pdf "/DisplayDocTitle" d with
| Some (Pdf.Boolean false) -> merror ()
| _ -> ()
end
| None -> ()
end
| _ -> ()
let matterhorn_09_004 pdf = () let matterhorn_09_004 pdf = ()
let matterhorn_09_005 pdf = () let matterhorn_09_005 pdf = ()
let matterhorn_09_006 pdf = () let matterhorn_09_006 pdf = ()
@ -183,13 +212,21 @@ let test_matterhorn pdf =
option_map option_map
(fun (name, error, section, test) -> (fun (name, error, section, test) ->
try test pdf; None with try test pdf; None with
| MatterhornError -> Some (name, error, section) | MatterhornError extra -> Some (name, error, section, extra)
| e -> Some (name, "Incomplete", section) | e -> Some (name, "Incomplete", section, `Null)
) )
matterhorn matterhorn
let test_matterhorn_print pdf = let test_matterhorn_print pdf =
iter (fun (name, error, section) -> Printf.eprintf "%s %s %s\n" name section error) (test_matterhorn pdf) iter
(fun (name, error, section, extra) ->
Printf.eprintf "%s %s %s %s\n" name section error
(if extra = `Null then "" else "(" ^ Cpdfyojson.Safe.to_string extra ^ ")"))
(test_matterhorn pdf)
let test_matterhorn_json pdf = let test_matterhorn_json pdf =
`List (map (fun (name, error, section) -> `Assoc [("name", `String name); ("section", `String section); ("error", `String error)]) (test_matterhorn pdf)) `List
(map
(fun (name, error, section, extra) ->
`Assoc [("name", `String name); ("section", `String section); ("error", `String error); ("extra", extra)])
(test_matterhorn pdf))