*bump*
since upload forms do not work in web2py components anyway this code
could be integrated into web2py without the ajaxForm script itself
On Oct 11, 1:35 pm, selecta <gr...@delarue-berlin.de> wrote:
> as I posted before I am trying to fix the issue of ajax uploads
>
> The problem:
> upload fields do not work in ajax loaded components
>
> The solution:
> modify web2py_ajax.html
> on the top add
> response.files.insert(3,URL(r=request,c='static/
> js',f='jquery.form.js'))
> a bit below change the code to
>
> function web2py_trap_form(action,target) {
> jQuery('#'+target+' form').each(function(i){
> var form=jQuery(this);
> if(!form.hasClass('no_trap')){
> if(form.find('.upload').length>0){
> //using ajaxForm has the disadvantage that the header is
> not returned in xhr
> //can this be fixed in the ajaxForm plugin???
> form.ajaxForm({
> url: action,
> success: function(data, statusText, xhr) {
> complete_web2py_ajax_page(xhr, data, action,
> target)
> }
> });
> }else{
> form.submit(function(obj){
> jQuery('.flash').hide().html('');
> web2py_ajax_page('post',action,form.serialize(),target);
> return false;
> });
> }
>
> }
> });}
>
> function complete_web2py_ajax_page (xhr, text, action, target){
> var html=xhr.responseText;
> var content=xhr.getResponseHeader('web2py-component-content');
> var command=xhr.getResponseHeader('web2py-component-command');
> var flash=xhr.getResponseHeader('web2py-component-flash');
> var t = jQuery('#'+target);
> if(content=='prepend') t.prepend(html);
> else if(content=='append') t.append(html);
> else if(content!='hide') t.html(html);
> web2py_trap_form(action,target);
> web2py_ajax_init();
> if(command) eval(command);
> if(flash) jQuery('.flash').html(flash).slideDown();}
>
> function web2py_ajax_page(method,action,data,target) {
> jQuery.ajax({'type':method,'url':action,'data':data,
> 'beforeSend':function(xhr) {
> xhr.setRequestHeader('web2py-component-
> location',document.location);
> xhr.setRequestHeader('web2py-component-element',target);},
> 'complete':function(xhr,text){
> complete_web2py_ajax_page(xhr, text, action, target);
> }
> });
>
> }
>
> however this still has a problem
> if there is an upload field it will use ajaxForm which does some
> iFrame magic to upland the uploads. by doing this it will loose the
> response header and thus web2py-component-command and web2py-component-
> flash ...
> you can fix the flash by using
> session.flash (?not sure if this is true but I think it worked)
> and write the component-command directly into the returned HTML
>
> it would be nice if the header could be reconstructed by the ajaxform
> pluginhttp://github.com/malsup/form/blob/master/jquery.form.js
> somewhere around line 354 the dummy header object is constructed
> I have no clue if retrieving the header and rebuilding it is even
> possible because my js knowledge is still quite limited ... maybe
> somebody could help me out here and tell me if it is possible or not
