[wp-hackers] Fwd: Using wp_localize_script() more than once for same script

Michael D Adams mda at blogwaffe.com
Fri Mar 9 22:05:39 UTC 2012

I'm not sure what kind of parameters you need to pass (your gist
404s), but you could add the per-widget parameters as data attributes
in the widgets' markup:


On Fri, Mar 9, 2012 at 1:53 PM, Ade Walker <photofantaisie at gmail.com> wrote:
> Hi all,
> A second attempt to see if anyone has some suggestions to my question below.
> Thanks!
> Ade.
> ---------- Forwarded message ----------
> From: Ade Walker <photofantaisie at gmail.com>
> Date: 2012/1/31
> Subject: Using wp_localize_script() more than once for same script
> To: wp-hackers at lists.automattic.com
> Hi,
> The title of this post may be a little misleading, so I'll explain what I'm
> trying to do and hopefully the question I'm trying to ask will be clearer...
> I've created a widget that displays a jquery carousel. The carousel's
> scripts are being enqueued mid-page via add_action('wp_footer', array(
> $this, 'enqueue_scripts') ) within the widget's widget() method. The
> enqueue_scripts() method does the actual enqueueing using
> wp_enqueue_script() with $footer arg set to true. Additionally, since there
> are various parameters for the script managed via the widget's control
> panel, I also use wp_localize_script() to send these PHP parameters to
> javascript [see note 1 below]. All of this works perfectly.
> However, I want to allow the widget to be used more than once on the same
> page. The jQuery script itself can handle this OK, but I cannot assume that
> the parameters used by the js will be identical for all instances of the
> widget.Therefore, I need a way of using wp_localize_script() more than once
> for the same script $handle, so that each widget instance can use
> wp_localize_script() with its own set of parameters. From what I can see,
> this isn't possible because wp_localize_script will only output one set of
> parameters per file $handle.
> What I'd like to have is this (or variation thereof) if two widget
> instances are present on the same page:
> https://gist.github.com/1710421whereas what is actually output is only
> the parameters for the last
> instance of the widget, not both instances.
> Do I have an alternative other than to go back to the "bad old days" of
> echoing out script tags via the wp_footer hook?
> Hope my question makes sense. Thanks in advance for any insight!
> Ade.
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