Have you checked your error log? A white screen typically means a fatal error.
On Wed, Feb 25, 2009 at 5:49 PM, Mike Cook <m...@epubbooks.com> wrote:
>
> I am unable to get the Media View to force the download to start, no
> error is given other than it just lands on a blank page. Here's the
> download function in my controller;
>
> function download ($id = null) {
> list($file_name, $file_ext) = split('[.]', $id);
> $this->view = 'Media';
> $params = array(
> 'id' => $file_name . '.' . $file_ext,
> 'name' => $file_name,
> 'download' => true,
> 'extension' => 'epub',
> 'path' => 'app' . DS . 'files' . DS,
> 'mimeType', array('epub' => 'application/epub+zip'
> ));
> $this->set($params);
> }
>
> Like I say, no download (I tried with an without the 'app'.DS on the
> path) but if I send the headers like in this post then it works;
>
> http://groups.google.com/group/cake-php/browse_thread/thread/cf567fbb9beccfcb/b69133b6c7d70fa6?hl=en&lnk=gst&q=how+to+have+file+downloads#b69133b6c7d70fa6
>
> So, I replace $this->set($params) with;
>
> if(!empty($id)){
> $file = $params['path'] . $params['id'];
> $data = file_get_contents($file);
> $size = filesize($file);
> if( isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER
> ['HTTP_USER_AGENT'], 'MSIE') ) {
> header('Content-Type:application/force-download');
> } else {
> header('Content-Type:application/epub+zip');
> header('Content-Length:' . $size);
> header('Content-disposition:attachment;filename="' . $params
> ['id'] . '"');
> echo $data;
> }
> } else {
> $this->redirect();
> exit();
> }
>
> I guess that Media View was implemented so we don't have to send the
> headers ourselves - or am I am wrong?
>
> Does anyone have any ideas why the default Model View method is not
> working?
> >
>
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