What is the name of your ctp ? graph_sales.ctp or graphSales.ctp ?
On Apr 3, 6:31 am, "b logica" <[EMAIL PROTECTED]> wrote:
> I have a controller method that gathers stats to be used to create a
> graph image. I'm trying to track down whatever is corrupting it,
> though, because I can't get it to show up.The very same code works for
> the old site (same server). When I compare the wget output of two, I
> see that the Cake version (linux file utility says it's simply "data")
> is about 1K larger. So, it seems that Cake is doing something to it.
> But I can't figure out what else I can doi besides setting the $layout
> to null and debug to 0.
> My view has:
>
> <img src="/panels/graphSales.png"
> style="display: block;width: 700px; height: 300px; margin: 40px auto;"
> alt="graph of sales" />
>
> The controller:
>
> var $helpers = Array('Graph');
>
> function graphSales()
> {
> $this->layout = null;
> $this->autoLayout = false;
> Configure::write('debug', 0);
>
> // stuff to get the data ...
>
> $this->set('data', $data);
>
> }
>
> The view:
>
> <?= $graph->makeLineGraph($data) ?>
>
> The $graph helper's makeLineGraph() is precisely the same code used
> for the old site. It finishes by setting the proper headers and
> calling ImagePNG().
>
> The headers I'm seeing are:
> -- snip --
> Date: Thu, 03 Apr 2008 04:08:21 GMT
> Server: Apache/2.2.6 (Fedora)
> X-Powered-By: PHP/5.2.4
> P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
> Expires: Tue, 2 Jul 1974 17:41:00 GMT
> Last-Modified: Thu, 03 Apr 2008 04:08:22 GMT
> Cache-Control: no-cache, must-revalidate
> Pragma: no-cache
> content-disposition: inline; filename = "index.png"
> Connection: close
> Transfer-Encoding: chunked
> Content-Type: image/png
>
> 200 OK
> -- snip --
>
> Note the filename. The script on the old site emits "graph_sales.png".
> This appears to validate my presumption that the fact that everything
> is dispatched through webroot/index.php is causing this problem. But I
> obviously can't go around all that and hit the controller directly.
>
> I've been trawling the net, looking at what few examples I could find
> (outputing CAPTCHAs, thumbnails, etc.) but nothing's jumped out at me.
> I can't figure out what else to do to have cake simply let the data go
> out without touching it.
>
> I'm stymied by this. Anyone have any ideas?
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