kiwitcms / Kiwi

tcms/static/js/tags.js

/*
    Applies tag to the chosen model

    @model - string - model name which accepts tags. There must
        be a 'MM.add_tag' RPC function for this to work!
    @object_id - int - PK of the object that will be tagged
    @tag_input - jQuery object - usually an <input> element which
        provides the value used for tagging
    @to_table - DataTable object - the table which displays the results
*/
function addTag(model, object_id, tag_input, to_table) {
    var tag_name = tag_input.value;

    if (tag_name.length > 0) {
        jsonRPC(model + '.add_tag', [object_id, tag_name], function(data) {

The parameter data is not used and could be removed.

            to_table.row.add({name: tag_name}).draw();
            $(tag_input).val('');
        });
    }
}


/*
    Displays the tags table inside a card and binds all buttons
    and actions for it.

    @model - string - model name which accepts tags. There must
        be a 'MM.add_tag' RPC function for this to work!
    @object_id - int - PK of the object that will be tagged
    @display_filter - dict - passed directly to `Tag.filter` to display
        tags for @object_id
    @perm_remove - bool - if we have permission to remove tags

*/
function tagsCard(model, object_id, display_filter, perm_remove) {
    // load the tags table
    var tags_table = $('#tags').DataTable({
        ajax: function(data, callback, settings) {

The parameter settings is not used and could be removed.

            dataTableJsonRPC('Tag.filter', display_filter, callback);
        },
        columns: [
            { data: "name" },
            {
                data: null,
                sortable: false,
                render: function (data, type, full, meta) {

The parameter type is not used and could be removed.

The parameter full is not used and could be removed.

The parameter meta is not used and could be removed.

                    if (perm_remove) {
                        return '<a href="#tags" class="remove-tag" data-name="' + data.name  + '"><span class="pficon-error-circle-o"></span></a>';
                    }
                    return '';
                }
            },
        ],
        dom: "t",
        language: {
            loadingRecords: '<div class="spinner spinner-lg"></div>',
            processing: '<div class="spinner spinner-lg"></div>',
            zeroRecords: "No records found"
        },
        order: [[ 0, 'asc' ]],
    });


    // remove tags button
    tags_table.on('draw', function() {
        $('.remove-tag').click(function() {
            var tr = $(this).parents('tr');

            jsonRPC(model + '.remove_tag', [object_id, $(this).data('name')], function(data) {

The parameter data is not used and could be removed.

                tags_table.row($(tr)).remove().draw();
            });
        });
    });

    // add tag button and Enter key
    $('#add-tag').click(function() {
        addTag(model, object_id, $('#id_tags')[0], tags_table);
    });

    $('#id_tags').keyup(function(event) {
        if (event.keyCode === 13) {
            addTag(model, object_id, $('#id_tags')[0], tags_table);
        };
    });

    // tag autocomplete
    $('#id_tags.typeahead').typeahead({
        minLength: 3,
        highlight: true
        }, {
        name: 'tags-autocomplete',
        source: function(query, processSync, processAsync) {
            jsonRPC('Tag.filter', {name__startswith: query}, function(data) {
                var processedData = [];
                data.forEach(function(element) {
                    processedData.push(element.name);
                });
                return processAsync(processedData);
            });
        }
    });
}