apps/workbench/app/assets/javascripts/selection.js.erb

   1 //= require jquery
   2 //= require jquery_ujs
   3
   4 /** Javascript for selection. */
   5
   6 jQuery(function($){
   7     $(document).
   8         on('change', '.persistent-selection:checkbox', function(e) {
   9             $(document).trigger('selections-updated');
  10         });
  11 });
  12
  13 function dispatch_selection_action() {
  14     // Build a new "href" attribute for this link by starting with the
  15     // "data-href" attribute and appending ?foo[]=bar&foo[]=baz (or
  16     // &foo=... as appropriate) to reflect the current object
  17     // selections.
  18     var data = [];
  19     var param_name = $(this).attr('data-selection-param-name');
  20     var href = $(this).attr('data-href');
  21     if ($(this).closest('.disabled').length > 0) {
  22         return false;
  23     }
  24     $(this).
  25         closest('.selection-action-container').
  26         find(':checkbox:checked:visible').
  27         each(function() {
  28             data.push({name: param_name, value: $(this).val()});
  29         });
  30     if (href.indexOf('?') >= 0)
  31         href += '&';
  32     else
  33         href += '?';
  34     href += $.param(data, true);
  35     $(this).attr('href', href);
  36     return true;
  37 }
  38
  39 function enable_disable_selection_actions() {
  40     var $container = $(this);
  41     var $checked = $('.persistent-selection:checkbox:checked', $container);
  42     $('[data-selection-action]', $container).
  43         closest('div.btn-group-sm').
  44         find('ul li').
  45         toggleClass('disabled', ($checked.length == 0));
  46     $('[data-selection-action=compare]', $container).
  47         closest('li').
  48         toggleClass('disabled',
  49                     ($checked.filter('[value*=-d1hrv-]').length < 2) ||
  50                     ($checked.not('[value*=-d1hrv-]').length > 0));
  51     <% unless Group.copies_to_projects? %>
  52         $('[data-selection-action=copy]', $container).
  53             closest('li').
  54             toggleClass('disabled',
  55                         ($checked.filter('[value*=-j7d0g-]').length > 0) ||
  56                         ($checked.length < 1));
  57     <% end %>
  58     $('[data-selection-action=combine-project-contents]', $container).
  59         closest('li').
  60         toggleClass('disabled',
  61                     ($checked.filter('[value*=-4zz18-]').length < 1) ||
  62                     ($checked.length != $checked.filter('[value*=-4zz18-]').length));
  63 }
  64
  65 $(document).
  66     on('selections-updated', function() {
  67         $('.selection-action-container').each(enable_disable_selection_actions);
  68     }).
  69     on('ready ajax:complete', function() {
  70         $('[data-selection-action]').
  71             off('click', dispatch_selection_action).
  72             on('click', dispatch_selection_action);
  73         $(this).trigger('selections-updated');
  74     });