[webkit-dev] Feature Request: Dynamic Application Cache

[Brady Eidson]

On Nov 17, 2012, at 2:40 PM, Brendan Eich <brendan at mozilla.org> wrote:

> Brady Eidson wrote:
>> On Nov 17, 2012, at 7:47 AM, sridharn<sridhar.ndroid at gmail.com>  wrote:
>> 
>>> Any updates / plans for this feature ??
>> What feature?
>> 
> 
> Sridharn did not cite context, but his message is in the thread whose head is this post:
> 
> https://lists.webkit.org/pipermail/webkit-dev/2012-April/020455.html
> 
> where Stefan Wagner wrote:
> 
> """
> 
> Mozilla Firefox supports dynamic adding of resources into the
> application cache for offline use with the function:
> window.applicationCache.mozAdd(URI String)
> https://developer.mozilla.org/en/nsIDOMOfflineResourceList
> 
> This is great for persistent storage of assets via javascipt. Instead
> of predefining those assets in the manifest file one can use
> javascript to cache the needed assets. Is there something similar
> planed? Like window.applicationCache.webkitAdd(URI String) ?
> 
> """

I knew about that, and we'll likely be interested in taking a look after HTML or WebApps takes it up and gets it into a standard, which I know there's interest in but it hasn't happened yet…

…but I still don't see how this affects media in the current app cache model.

I still look forward to seeing your bug, Sridharn!

~Brady


> 
> /be
> 
>>> I do agree with  Stefan on this ..
>>> I've been banging my head on how
>>> to  cache video files using html 5 storage features and there just doesn't
>>> seem to be a straightforward way
>>> (they all are currently intended for small size text / mobile webkit doesn't
>>> support file system and blah blah)
>>> to do that and feel appcache is cleaner way going forward too for media
>>> files ..
>> 
>> Where are you seeing this not work?
>> 
>> At least on the Apple port you should be able to stick audio/video in the app cache.  There are a handful of bugzillas that show this work being done a long time ago.
>> 
>> If it's not working for you, I look forward to reading the bug you file at bugs.webkit.org.
>> 
>>> Also, mobile webkit (chrome/safari in ios4) don't seem to appcache mp3 files
>>> (~5MB) .. Is this a known issue ?
>> 
>> iOS4 is ancient.  I forget when this first shipped but it should work in iOS6.
>> 
>>> This should hopefully go away once the dynamic mechanism is added I hope ..
>> 
>> Again, not sure precisely which dynamic mechanism you're talking about since you included no context in your email, but I don't see how a dynamic app cache mechanism is related to the app cache supporting media, which it does.
>> 
>> ~Brady
>> 
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