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From Brian LeRoux...@brian.io>
Subject Re: [Android] The state of WebSQL on Android 4.x
Date Thu, 19 Sep 2013 12:08:40 GMT
Deprecated.
On Sep 19, 2013 5:04 AM, "Andrew Grieve" <agrieve@chromium.org> wrote:

> If it's easy to support, then I think it's worth doing.
>
> A custom scheme would work, but I think we can do it with a less intrusive
> change:
>
> We came up with the following hack during our chrome-apps-on-cordova work
> for having CORS work when on a custom scheme. Should work for WebSQL as
> well though. It takes advantage of the fact that file:/// pages can access
> window objects of opened windows that are on different domains. It goes
> like:
>
> The JS Code:
>
> var win = window.open("websql://ftw");
> // wait for window to load. Maybe via onload event? Or via polling?
> win.onload = function() {
>   window.openDatabase = win.openDatabase;
> }
>
>
> // The Java code:
> app.getSettings().setSupportMultipleWindows(true);
>
> // In Chrome Client:
>     @SuppressWarnings("unused")
>     private WebView newWebView = null;
>     public boolean onCreateWindow (WebView view, boolean isDialog, boolean
> isUserGesture, Message resultMsg) {
>         WebView.WebViewTransport transport = (WebView.WebViewTransport)
> resultMsg.obj;
>         newWebView = new WebView(act);
>         newWebView.getSettings().setJavaScriptEnabled(true);
>
>         newWebView.setWebViewClient(new WebViewClient(){
>                 @Override
>                 public WebResourceResponse shouldInterceptRequest(final
> WebView view, String url) {
>                         return a response that is just an empty page.
>                 }
>         });
> transport.setWebView(newWebView);
>         resultMsg.sendToTarget();
>         return true;
>     }
>
>
> On Wed, Sep 18, 2013 at 7:43 PM, Jesse <purplecabbage@gmail.com> wrote:
>
> > Windows Phone has never supported it.  I have always felt that this is
> more
> > of a browser responsibility and didn't belong in the 'phonegap features'
> > matrix. Just like we don't list querySelectorAll or SVG support.
> >
> > Someone needs to write a JS shim that uses the File API which IS
> available
> > on all the devices in cordova.
> >
> > @purplecabbage
> > risingj.com
> >
> >
> > On Wed, Sep 18, 2013 at 2:31 PM, Joe Bowser <bowserj@gmail.com> wrote:
> >
> > > Ok, We've been ignoring this for quite a while, but it's not going
> away:
> > >
> > > There's still people who want to use WebSQL, and WebSQL is still
> > > totally broken.  Part of the reason it's broken is the fact that
> > > Android prevents us from using the official WebSQL API on file URIs,
> > > and that we have a nasty collision with the official API on Android.
> > >
> > > So, what should we do?
> > > 1. Use a custom URI scheme?
> > > 2. Fix the JS so it aliases the existing WebSQL, and keep using our
> > > own WebSQL plugin.
> > > 3. Just say it's deprecated and leave it at that?
> > >
> > > If we say we're tossing WebSQL by the wayside, what do we support
> > > instead?  Seriously, what do people think of this, because I'm not
> > > sure what we should do here.
> > >
> > > Joe
> > >
> >
>

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