[EP-tech] Re: Problem with EPrints and adding javascript to a new created field.

Joel Rosental R. joel.rosental at imdea.org
Tue May 21 16:13:59 BST 2013


Hi Sebastien,


On 05/21/2013 05:06 PM, Sebastien Francois wrote:
> Hi Joel,
>
> Does your custom javascript adds some event handlers to the component
> (to detect that the value has changed)?

Yes, actually what I do is to detect when the select elements (dropdown 
menu) I've added change their default value and if so, then execute my 
ajax call..


>
> If so, I suspect those handlers will get removed/erased when pressing
> [More input rows] because the component is then reloaded (via an AJAX
> callback).
>
> Seb.

And could I do in order to make it work?

Thanks in advance.

> On 21/05/13 15:50, Joel Rosental R. wrote:
>> Hi,
>>
>> I'm having some problems trying to add some javascript code (jQuery) to
>> a new field I've created in one of the steps in the deposit item
>> workflow. Basically, what I wanted to do was to create a dropdown menu
>> in the "Details" stage of the workflow, so that when a user is going to
>> fill-in the "creators" fields if one of the authors is from our
>> organization instead of writing it, it should be selected into the
>> dropdown menu.
>>
>> My script detects when the default value (UNSPECIFIED) has been changed
>> and then do some ajax stuff querying the database and putting the right
>> information into the "Family Name", "Given Name" and "Email" fields
>> automatically.
>>
>> The problem is, that if the user click on the "More input rows" button,
>> by some reason my jquery code gets disabled and it doesn't work anymore.
>> I've included this lines:
>>
>>     <script
>> src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
>>         <script>jQuery.noConflict()</script>
>>         <script
>> src="{$config{rel_path}}/javascript/imdea_eprints_author_lookup.js"></script>
>>
>> to ./archives/<myrepository>/cfg/lang/en/templates/default.xml just
>> below the prototype "auto.js" call:
>>
>>     <script type="text/javascript"
>> src="{$config{rel_path}}/javascript/auto.js"><!-- padder --></script>
>>
>> Examining the load with Firefox's FireBug what I see is that this button
>> "More input rows" has an event associated call "epjs_ajax" and it calls
>> the script cgi/users/home.
>>
>> Any ideas what could be happening?
>>
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-- 

Joel Rosental R.
System Administrator

Tel: +34 91 481 69 87
Web: http://www.networks.imdea.org



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