| /** |
| * GRAPPELLI RELATED FK |
| * foreign-key lookup |
| */ |
| |
| (function($){ |
| |
| var methods = { |
| init: function(options) { |
| options = $.extend({}, $.fn.grp_related_fk.defaults, options); |
| return this.each(function() { |
| var $this = $(this); |
| var $parent = $this.parent(); |
| // remove djangos object representation |
| if ($parent.find('a.related-lookup').next().is('strong')) { |
| $parent.find('a.related-lookup').get(0).nextSibling.nodeValue=""; |
| $parent.find('a.related-lookup').next('strong').remove(); |
| } |
| // add placeholder |
| $parent.find('a.related-lookup').after(options.placeholder); |
| // add related class |
| $this.addClass('grp-has-related-lookup'); |
| // lookup |
| lookup_id($this, options); // lookup when loading page |
| $this.bind("change focus keyup", function() { // id-handler |
| lookup_id($this, options); |
| }); |
| }); |
| } |
| }; |
| |
| $.fn.grp_related_fk = function(method) { |
| if (methods[method]) { |
| return methods[method].apply(this, Array.prototype.slice.call(arguments, 1)); |
| } else if (typeof method === 'object' || ! method) { |
| return methods.init.apply(this, arguments); |
| } else { |
| $.error('Method ' + method + ' does not exist on jQuery.grp_related_fk'); |
| } |
| return false; |
| }; |
| |
| var lookup_id = function(elem, options) { |
| var text = elem.parent().find('.grp-placeholder-related-fk'); |
| $.getJSON(options.lookup_url, { |
| object_id: elem.val(), |
| app_label: grappelli.get_app_label(elem), |
| model_name: grappelli.get_model_name(elem), |
| query_string: grappelli.get_query_string(elem) |
| }, function(data) { |
| if (data[0].label === "") { |
| text.hide(); |
| } else { |
| text.show(); |
| } |
| text.html('<span class="grp-placeholder-label">' + data[0].label + '</span>'); |
| }); |
| }; |
| |
| $.fn.grp_related_fk.defaults = { |
| placeholder: '<div class="grp-placeholder-related-fk"></div>', |
| repr_max_length: 30, |
| lookup_url: '' |
| }; |
| |
| })(grp.jQuery); |