From: Hans Hagen via ntg-context <ntg-context@ntg.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Cc: Hans Hagen <j.hagen@xs4all.nl>, Pablo Rodriguez <oinos@gmx.es>
Subject: Re: Acrobat doesn’t read imported metadata
Date: Sun, 10 Oct 2021 18:51:15 +0200 [thread overview]
Message-ID: <59e1067a-1153-5fa4-a76a-574c4415277d@xs4all.nl> (raw)
In-Reply-To: <f7a98a54-547b-78c9-17aa-c83e8939d055@gmx.es>
On 10/10/2021 5:46 PM, Pablo Rodriguez via ntg-context wrote:
> Dear list,
>
> I have the following sample:
>
> \starttext
> \startluacode
> function document.transfer_metadata(name)
> local main_doc = lpdf.epdf.load(name)
> lpdf.addtoinfo("Title", lpdf.unicode(main_doc.Info.Title),
> lpdf.string(main_doc.Info.Title))
> lpdf.addtoinfo("CreationDate",
> lpdf.string(main_doc.Info.CreationDate))
> lpdf.addtoinfo("ModDate", lpdf.string(main_doc.Info.ModDate),
> main_doc.Info.ModDate)
> lpdf.epdf.unload(name)
> end
> \stopluacode
> \unexpanded\def\TransferMetadata#1%
> {\ctxlua{document.transfer_metadata("#1")}}
> \startTEXpage[offset=1em, align=center]
> \ssbf metadatos\\importados
> \TransferMetadata{metadata.pdf}
> \stopTEXpage
> \stoptext
>
> Being the sample file https://pdf.ousia.tk/metadata.pdf, Acrobat cannot
> display the imported title or either the creation or modification dates.
>
> What am I missing to make Acrobat display the imported metadata?
timing, so best use the official methods:
function document.transfer_metadata(name)
local main_doc = lpdf.epdf.load(name)
context.setupinteraction { title = main_doc.Info.Title }
lpdf.epdf.unload(name)
end
acrobat looks at the metadata blob
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next prev parent reply other threads:[~2021-10-10 16:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-10 15:46 Pablo Rodriguez via ntg-context
2021-10-10 16:51 ` Hans Hagen via ntg-context [this message]
2021-10-11 15:05 ` Pablo Rodriguez via ntg-context
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