Validate duplicate entries in XForms

>
> how to validate duplicate entries in Forms?
>  
> if user enters name which is already exists then a alert should be
> shown to the user
>  
> Thanks,
> Srikanth
>
>
> --
> You receive this message as a subscriber of the [hidden email]
> mailing list.
> To unsubscribe: mailto:[hidden email]
> For general help: mailto:[hidden email]?subject=help
> OW2 mailing lists service home page: http://www.ow2.org/wws
>
>

> I want to validate name before submit i.e. is Second one which u have
> mentioned works only if the is a single node I want to do for  
> multiple nodes
> like below
> ----------------------------------------------------------------------------
> -----------------------------------------
> <programs>
>    <program>
>        <id>1</id>
>        <programname>First</programname>
>        <programdescription>Sridevi Dance Program</programdescription>
>        <datasourcetype>yp</datasourcetype>
>    </program>
>    <program>
>        <programname>Seconds</programname>
>        <programdescription>Online School  Demo</programdescription>
>        <id>2</id>
>        <datasourcetype>ns</datasourcetype>
>    </program>
> </programs>
> ----------------------------------------------------------------------------
> ----------------------------
> I want to validate the program name
>
> The code I have used for ur example below which works for single node
> ----------------------------------------------------------------------------
> ---------------
> <xf:model>
>           <xf:instance  id="term">
>               <data xmlns="">
>                   <term-name>Product</term-name>
>                   <newname/>
>                </data>
>            </xf:instance>
>
>           <xf:bind nodeset="newname"
> constraint="string(.)!=instance('term')/term-name"/>
>
>        </xf:model>
> <xf:input ref="/data/newname" incremental="true">
> ----------------------------------------------------------------------------
> --------
>
> -----Original Message-----
> From: subrahmanyam [mailto:[hidden email]]
> Sent: Thursday, November 27, 2008 9:14 PM
> To: [hidden email]
> Subject: [ops-users] Re: Validate duplicate entries in XForms
>
>
> Hi,
> Your question is not clearly mentioned. I assume in 2 ways
> 1) if name is entered which is already available in database we want  
> to
> display a message . In that case once submitted you can select the  
> username
> from database with entered name and if present you can return error  
> message.
>
> 2) if only in one node say <name>srikanth</name> available and in  
> the input
> box if the user types again name 'srikanth' then
>
> provide the name inputbox from another node of like <newname> and if  
> the
> <newname> value is equal to <name> already exists you can display a  
> message
> ... you can use bind set when already name exist to error or set  
> value.
>
> If the <newname> entered is not matching the <name> you can set  
> <newname>
> value to <name>
>
>
>
>
>
>
> srikanth.prodigy wrote:
>>
>> how to validate duplicate entries in Forms?
>>
>> if user enters name which is already exists then a alert should be
>> shown to the user
>>
>> Thanks,
>> Srikanth
>>
>>
>> --
>> You receive this message as a subscriber of the [hidden email]
>> mailing list.
>> To unsubscribe: mailto:[hidden email]
>> For general help: mailto:[hidden email]?subject=help
>> OW2 mailing lists service home page: http://www.ow2.org/wws
>>
>>
>
> --
> View this message in context:
> http://www.nabble.com/Validate-duplicate-entries-in-XForms-tp20714624p207210
> 48.html
> Sent from the ObjectWeb OPS - Users mailing list archive at  
> Nabble.com.
>
>
>
> --
> You receive this message as a subscriber of the [hidden email]  
> mailing list.
> To unsubscribe: mailto:[hidden email]
> For general help: mailto:[hidden email]?subject=help
> OW2 mailing lists service home page: http://www.ow2.org/wws