71 lines
2.5 KiB
JavaScript
71 lines
2.5 KiB
JavaScript
/**
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* GRAPPELLI RELATED FK
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* foreign-key lookup
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*/
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(function($){
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var methods = {
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init: function(options) {
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options = $.extend({}, $.fn.grp_related_fk.defaults, options);
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return this.each(function() {
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var $this = $(this);
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var $parent = $this.parent();
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// remove djangos object representation
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if ($parent.find('a.related-lookup').next().is('strong')) {
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$parent.find('a.related-lookup').get(0).nextSibling.nodeValue="";
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$parent.find('a.related-lookup').next('strong').remove();
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}
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// add placeholder
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$parent.find('a.related-lookup').after(options.placeholder);
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// add related class
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$this.addClass('grp-has-related-lookup');
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// lookup
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lookup_id($this, options); // lookup when loading page
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$this.on("change focus keyup", function() { // id-handler
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lookup_id($this, options);
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});
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});
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}
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};
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$.fn.grp_related_fk = function(method) {
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if (methods[method]) {
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return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
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} else if (typeof method === 'object' || ! method) {
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return methods.init.apply(this, arguments);
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} else {
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$.error('Method ' + method + ' does not exist on jQuery.grp_related_fk');
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}
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return false;
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};
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var lookup_id = function(elem, options) {
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var text = elem.parent().find('.grp-placeholder-related-fk');
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$.getJSON(options.lookup_url, {
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object_id: elem.val(),
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app_label: grappelli.get_app_label(elem),
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model_name: grappelli.get_model_name(elem),
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query_string: grappelli.get_query_string(elem),
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to_field: grappelli.get_to_field(elem)
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}, function(data) {
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if (data[0].label === "") {
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text.hide();
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} else {
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text.show();
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}
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if (data[0].safe) {
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text.html($('<span class="grp-placeholder-label"></span>').html(data[0].label + '\u200E'));
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} else {
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text.html($('<span class="grp-placeholder-label"></span>').text(data[0].label + '\u200E'));
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}
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});
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};
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$.fn.grp_related_fk.defaults = {
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placeholder: '<div class="grp-placeholder-related-fk"></div>',
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repr_max_length: 30,
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lookup_url: ''
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};
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})(grp.jQuery);
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