This feature was already implemented in 1.3 for Html::script(). It
has a 'once' option that defaults to true. As long as you always use
the same name for a file it will only be included once.
-Mark
On Jul 9, 3:05 pm, Geoff Oliver <me4t...@gmail.com> wrote:
> Hello,
>
> I've been working with Cake for a few years and I really like it.
> Lately, I've run into a bit of a problem with the way that the
> Javascript Helper handles some things. Specifically, the "link"
> function and it's $inline parameter. The issue I'm having is this...
>
> In an element, I am linking in javascript files, but NOT inline -
> $javascript->link('prototype',false);
> In the main layout, I am linking in javascript files, but inline -
> $javascript->link('prototype');
>
> The problem is that prototype is being included twice. The real
> problem is that I am actually including it twice, but I have no way of
> knowing at that earlier point (in the element) whether it will be
> included later (in the layout) or if it's been included yet, and I
> need it for things to happen in the element, so I don't think I have
> any other choice.
>
> I understand the behavior is because if you don't pass the $inline
> parameter as false then the Javascript Helper just returns a <script>
> tag back. If you do pass $inline false then the script is passed to
> the View. The View actually checks to see if it already has that
> script (in $this->__scripts) and if not adds it. This way the script
> will only be included once. I am thinking that it might not be a bad
> idea to add a similar check into the Javascript Helper to prevent the
> same script from being included multiple times.
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