Re: Epub package for MiniApp?

Yeah I do agree that it would be better to use a spec that is explicitly
stated as being a generic container format.
Zheng you can check out this page for more info on alternative formats:

https://docs.microsoft.com/en-us/previous-versions/windows/desktop/opc/open-packaging-conventions-overview

Ciao 👋
Lars Wallin
Product Manager, Founder




*Colibrio Software AB*
Chalmersgatan 21
411 35 Gothenburg
Sweden

colibrio.com


On Tue, Mar 9, 2021 at 2:58 PM Leonard Rosenthol <lrosenth@adobe.com> wrote:

> My understanding of the history here is quite different, Matt.
>
>
>
> I believe that OCF started life at Adobe and was provided to the IDPF for
> use in EPUB and was also licensed back to Adobe, where we continue to use a
> variant of it called UCF (Universal Container Format) to package up all
> sorts of things…
>
>
>
> However, I do agree with you that OCF has been refocused to be EPUB
> specific and should remain such.  There are many other ZIP-based open
> standard package formats to choose from if someone needs one.
>
>
>
> Leonard
>
>
>
> *From: *"matt.garrish@gmail.com" <matt.garrish@gmail.com>
> *Date: *Tuesday, March 9, 2021 at 8:34 AM
> *To: *'Lars Wallin' <lars@colibrio.com>, 'Zheng Xu' <zhengxu7806@gmail.com
> >
> *Cc: *'W3C Publishing Community Group' <public-publishingcg@w3.org>, "
> public-chinese-web@w3.org" <public-chinese-web@w3.org>
> *Subject: *RE: Epub package for MiniApp?
> *Resent-From: *<public-publishingcg@w3.org>
> *Resent-Date: *Tuesday, March 9, 2021 at 8:33 AM
>
>
>
> … someone will correct me if I'm wrong 😉
>
>
>
> Okay, I’ll take the bait…
>
>
>
> OCF was not a separate format that was adapted for EPUB, but an
> implementation for EPUB based on ODF’s packaging that was designed to also
> be usable for other formats (primarily as a future replacement for ODF).
>
>
>
> The idea of it being a generic container was scrapped with 3.0, though, as
> it never panned out and it was a source of confusion about why other
> formats could be bundled together in an epub publication.
>
>
>
> So as of the 3.0 revision, OCF requires a reference to an EPUB package
> document in the container file, and subsequently was tightened even further
> to only referencing package documents.
>
>
>
> You could use OCF 2.0.1, of course, as it doesn’t require a specific
> content type, but even beside its age it might be confusingly
> publication-centric for an app spec. What they’ve defined looks not that
> dissimilar from LPF
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.w3.org%2FTR%2Flpf%2F&data=04%7C01%7Clrosenth%40adobe.com%7C975134e4ab9440e41dbe08d8e2ffff6f%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C0%7C637508936424635838%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=VQs5Y8XizkedcKg3ifEz7fDd%2F0PQuvENO%2B4l8NbOpmw%3D&reserved=0>,
> except that again is bound to publications.
>
>
>
> Matt
>
>
>
> *From:* Lars Wallin <lars@colibrio.com>
> *Sent:* March 7, 2021 3:47 AM
> *To:* Zheng Xu <zhengxu7806@gmail.com>
> *Cc:* W3C Publishing Community Group <public-publishingcg@w3.org>;
> public-chinese-web@w3.org
> *Subject:* Re: Epub package for MiniApp?
>
>
>
> Hi Zheng 👋
>
> The EPUB OCF is really a straight implementation of the Open Container
> Format, which was designed an a generic container format. I think it was a
> pre-existing format, someone will correct me if I'm wrong 😉
>
>
>
> Anyway, what I mean to say is that the OCF should work fine for many types
> of content.
>
>
>
> I need to do some reading on the MiniApp concept 🙂
>
>
>
> Ciao 👋
>
>
>
> On Sat, 6 Mar 2021, 18:08 Zheng Xu, <zhengxu7806@gmail.com> wrote:
>
> Reading this spec
> https://www.w3.org/TR/mini-app-white-paper/#constructor
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.w3.org%2FTR%2Fmini-app-white-paper%2F%23constructor&data=04%7C01%7Clrosenth%40adobe.com%7C975134e4ab9440e41dbe08d8e2ffff6f%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C0%7C637508936424645792%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=H%2FYYj6MyLoYeGRbKMu%2FlDy5fGD0XlF8S5t5rRsk2oDY%3D&reserved=0>
> I can not help
> wondering if MiniApp could adopt Epub as container since we are both
> zipped packages.
>
>
> I filed an issue for now
> https://github.com/w3c/mini-app-white-paper/issues/2
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fw3c%2Fmini-app-white-paper%2Fissues%2F2&data=04%7C01%7Clrosenth%40adobe.com%7C975134e4ab9440e41dbe08d8e2ffff6f%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C0%7C637508936424645792%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=OdUiPDCsw%2BkhZQtUzDGDBaXPbOSvHoPAbh0jeMGpvnQ%3D&reserved=0>
> just for record.
>
>
> Cheers,
>
> --
> Zheng Xu
>
> W3C: https://www.w3.org/users/129468
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.w3.org%2Fusers%2F129468&data=04%7C01%7Clrosenth%40adobe.com%7C975134e4ab9440e41dbe08d8e2ffff6f%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C0%7C637508936424655751%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=dj4c94TvnR8of63Zho08zBLUw1SsKR60YN7c06gjqGs%3D&reserved=0>
> Github: https://github.com/Jeffxz
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2FJeffxz&data=04%7C01%7Clrosenth%40adobe.com%7C975134e4ab9440e41dbe08d8e2ffff6f%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C0%7C637508936424864834%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=SeNmV1Z18x5s2PPE7e4h2fp2LNzjbcvdQxI%2FZUcZjxs%3D&reserved=0>
>
>
>