RE: display input if its ref don't exist

> Hello again,
>  
> Finally we found two solution:
>  
> a) He can have another instance with a complete black document. And at
> the xforms-ready event do the next:
>  
>
> <xforms:insert nodeset="ConExplot"
> context="instance('documento-instance')/SocMercantil_EPE/PYG/Gastos"
> at="last()" position="after"
> origin="instance('documento-template')/SocMercantil_EPE/PYG/Gastos/ConExplot"/>
>
> <xforms:insert nodeset="GasPersonal"
> context="instance('documento-instance')/SocMercantil_EPE/PYG/Gastos"
> at="last()" position="after"
> origin="instance('documento-template')/SocMercantil_EPE/PYG/Gastos/GasPersonal"/>
>
> <xforms:insert nodeset="SueSalarios"
> context="instance('documento-instance')/SocMercantil_EPE/PYG/Gastos/GasPersonal"
> at="last()" position="after"
> origin="instance('documento-template')/SocMercantil_EPE/PYG/Gastos/GasPersonal/SueSalarios"/>
>
> ...
>
> with all the xml nodes. It's not a bad solution for a small xml.
>  
> b) Preprocess the xml comparing with a complete black document. That's
> the code:
>  
>
> /**
>
> * Revisa el documento añadiendo los nodos que le falten
>
> * *@param* documento
>
> * *@throws* IOException
>
> */
>
> *public* *void* revisarNodos(Element document, String formName) *throws*
> IOException {
>
> InputStream is =
> getClass().getResourceAsStream("plantilla_"+formName+".xml");
>
> Document plantilla = *null*;
>
> *try* {
>
> plantilla = Dom4jUtils./readDom4j/(is);
>
> } *catch* (SAXException e) {
>
> *throw* *new* IOException(e.getMessage());
>
> } *catch* (DocumentException e) {
>
> *throw* *new* IOException(e.getMessage());
>
> }
>
> //Recorremos y comparamos ambos documentos
>
> Element raizPlantilla = plantilla.getRootElement();
>
> //Revisamos los hijos de forma recursiva
>
> revisarHijos(raizPlantilla, document);
>
>  
>
> }
>
> /**
>
> * Revisa los hijos de dos elementos e inserta los nodos que le falten al
> segundo sobre el primero
>
> * *@param* elementoPlantilla
>
> * *@param* elementoDocumento
>
> */
>
> *private* *void* revisarHijos(Element elementoPlantilla, Element
> elementoDocumento) {
>
> *int* posicion = 0;
>
> Iterator it = elementoPlantilla.elementIterator();
>
> *while* ( it.hasNext() ) {
>
> Element hijoPlantilla = (Element) it.next();
>
> //Buscamos ese elemento en el documento
>
> Element hijoDocumento = (Element)
> elementoDocumento.selectSingleNode(hijoPlantilla.getName());
>
> //Si el elemento no existe lo añadimos, si existe lo revisamos
>
> *if* (hijoDocumento == *null*) {
>
> elementoDocumento.content().add(posicion, hijoPlantilla);
>
> }
>
> *else* {
>
> revisarHijos(hijoPlantilla, hijoDocumento);
>
> }
>
> posicion++;
>
> }
>
> }
>  
> I hope this can help somebody.
>  
> Thank you and regards
>
>     ------------------------------------------------------------------------
>     From: [hidden email]
>     To: [hidden email]
>     Date: Thu, 12 Jul 2007 15:34:16 +0100
>     Subject: RE: [ops-users] display input if its ref don't exist
>
>     Hello!
>      
>     I've back to work with this "problem" but I can found a good solution.
>      
>     We have a big xml with a lot of possible missing fields. So
>     pre-process that xml is very hard.
>      
>     And we have a lot of input field (but we don't know when this input
>     has to be bound to a node). And we can't add a but in each input,
>     because is not very clear.
>      
>     Do you know if it's possible another solution?? Perhaps add all this
>     missing fields in a xforms-ready event o in a onchange event o...
>      
>     That's very important for us. Thank you very much in advance.
>
>      > Date: Fri, 29 Jun 2007 12:04:01 +0200
>      > From: [hidden email]
>      > To: [hidden email]
>      > Subject: Re: [ops-users] display input if its ref don't exist
>      >
>      > In XForms, a control that captures data has to be bound to a node,
>      > otherwise it is considered non-relevant, i.e. not accessible to
>     the user
>      > (in this case it is usually invisible, or grayed out).
>      >
>      > If you want, XML data nodes are like variables holding control
>     values.
>      > This is a fundamental aspect of XForms and it's hard to change it.
>      >
>      > I think you have a few options:
>      >
>      > * Do what you suggested, i.e. pre-process your XML document to
>     add the
>      > missing fields.
>      >
>      > * Use an "Add phone number" button which uses xforms:insert to
>     add the
>      > telephone2 field.
>      >
>      > -Erik
>      >
>      > aa aa wrote:
>      > > Thank you very much, now I undestand the problem.
>      > >
>      > > Of course I would like to stored the data. But sometimes we
>     receive a
>      > > xml without any node. Por example:
>      > >
>      > > This is a complete xml:
>      > >
>      > > <document>
>      > > <telephone1>12345</telephone1>
>      > > <telephone2>54321</telephone2>
>      > > </document>
>      > >
>      > > An this one is a case when the person only have one telephone:
>      > >
>      > > <document>
>      > > <telephone1>12345</telephone1>
>      > > </document>
>      > >
>      > > But in the form we always want to display both inputs. What we
>     can do
>      > > when we receive the second xml?? We have to preprocess the xml
>     and add
>      > > "<telephone2/>"? This is very complecated in a big xml with a
>     lot of
>      > > nodes...
>      > >
>      > > Thank you in advance!
>      > >
>      > > > Date: Thu, 28 Jun 2007 16:21:27 -0700
>      > > > From: [hidden email]
>      > > > To: [hidden email]
>      > > > Subject: Re: [ops-users] display input if its ref don't exist
>      > > >
>      > > > On 6/27/07, aa aa <[hidden email]> wrote:
>      > > > > I want to can click in it and enter data.
>      > > > >
>      > > > > Sometimes we have a incomplete xml, but we want to see all
>     the inputs.
>      > > >
>      > > > But what happens if you enter data? It won't have anywhere to go,
>      > > > since there is no node to which the input is bound and where
>     the data
>      > > > could be stored. Is this what you want?
>      > > >
>      > > > Alex
>      > > > --
>      > > > Orbeon Forms - Web 2.0 Forms, open-source, for the Enterprise
>      > > > http://www.orbeon.com/
>      > > >
>      > >
>      > >
>      > >
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