Not sure what to do.....can I run this by you guys?

Fri Mar 16 09:24:00 EDT 2018

Wow....I'm impressed....thats quite a hack Charles..I will study all this
see how far I get.....

Thank you gentlemen....you are Rockstars!!

On Fri, Mar 16, 2018 at 7:13 AM, Lagi Pittas via use-livecode <
use-livecode at lists.runrev.com> wrote:

> Maybe not 100% reliable but ....
>
> https://stackoverflow.com/questions/1341089/using-meta-
> tags-to-turn-off-caching-in-all-browsers
>
> Regards Lagi
>
> On 16 March 2018 at 09:48, Charles Warwick via use-livecode
> <use-livecode at lists.runrev.com> wrote:
> >  Hi Tom,
> >
> > If the site you are trying to contact has CORS enabled appropriately,
> then you can do something like this...
> >
> > With the LiveCode browser widget, you can call JavaScript functions from
> LC script and have the JavaScript functions call LC handlers in return.
> JavaScript has the capability to perform asynchronous HTTP requests.
> >
> > You can create a HTML page that you automatically load up in the browser
> widget that has a small JavaScript function which you can call from LC with
> ‘do in widget’.   All this function needs to do is issue an asynchronous
> HTTP call to the URL passed to it as a parameter and when it receives the
> data, return it back to your LC script by calling a nominated LC handler
> and passing the returned data as a parameter.
> >
> > The HTML page would look something like this:
> >
> > <html>
> > <head>
> > <title>Javascript Async Test</title>
> > <script type="text/javascript">
> >
> > function httpGetAsync(theUrl)
> > {
> >     var xmlHttp = new XMLHttpRequest();
> >     xmlHttp.onreadystatechange = function() {
> >         if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
> >             liveCode.httpRequestComplete(theUrl, xmlHttp.responseText);
> >     }
> >     xmlHttp.open("GET", theUrl, true); // true for asynchronous
> >     xmlHttp.send(null);
> > }
> > </script>
> > </head>
> > <body>
> > </body>
> > <html>
> >
> > You can either load that from a file into the browser widget’s URL or
> set its htmlText property accordingly...
> >
> > Then in LC, make sure you register the httpRequestComplete handler so
> that the widget can call it:
> >
> > set the javascriptHandlers of widget “browser” to “httpRequestComplete”
> >
> > After that, add a httpRequestComplete handler to the card script to
> handle the returned data:
> >
> > on httpRequestComplete pUrl, pData
> >    — pUrl will be the URL requested
> >    — pData will be the data returned from the URL requested
> > end httpRequestComplete
> >
> > Lastly, make your async requests....
> >
> > do (“httpGetAsync(‘http://www.livecode.com’);” in widget “browser”
> >
> > Since the JavaScript in the browser widget is issuing the requests and
> sending the data back to LC, it doesn’t need to display anything related to
> it in the browser widget itself - it can be a blank canvas.
> >
> > Just be aware that the browser widget can cache URLs and there is no
> easy way (that I know of?) in LC to clear the browser’s cache... so if you
> see very quick responses on a second or subsequent request to the same URL,
> it is likely pulling it all from the browser’s cache.
> >
> > Cheers,
> >
> > Charles
> >
> >>> On 16 Mar 2018, at 1:35 pm, Tom Glod via use-livecode <
> use-livecode at lists.runrev.com> wrote:
> >>>
> >>> Great hints there Mike .... thanks alot.  Luckily I'm desktop only
> right
> >>> now.
> >>>
> >>> It shouldn't be too long before I sit down to make something that I can
> >>> rely on and reuse in future projects.
> >>>
> >>> Might turn out I will have to hire someone to help which is cool too.
> >>>
> >>> It only has to be very simple..and does not need to match performance
> of
> >>> Tsnet.
> >>>
> >>> Anything more than 1 would be a great start. LOL.
> >>>
> >>> I will look into the libURL library and then try to guess which way I
> >>> should go my first attempt to hack this.
> >>>
> >>> I'll keep you guys posted on the progress..I think I need a name for
> this
> >>> little project.
> >>>
> >>> Thanks you
> >>>
> >>> Tom
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