return function (target, $nodes, display_element) {

        var $nodes = $nodes;

        var $q_filter_field = $('#' + target);

        var F = namespace(target);

        $q_filter_field.keyup(function (e) {

            clearTimeout(F.filterTimeout);

            F.filterTimeout = setTimeout(F.updateFilter, 600);

        });

        F.filterTimeout = null;

        F.updateFilter = function () {

            // Reset timeout

            F.filterTimeout = null;

            var obsolete = [];

            var req = $q_filter_field.val().toLowerCase();

            var showing = 0;

            $nodes.each(function () {

                var n = this;

                var target_element = display_element(n);

                if (req && n.innerHTML.toLowerCase().indexOf(req) == -1) {

                    $(target_element).hide();

                }

                else {

                    $(target_element).show();

                    showing += 1;

                }

            });

            $('#repo_count').html(showing);

            /* FIXME: don't hardcode */

        }

    }

})();

/**

 * Comment handling

 */

// move comments to their right location, inside new trs

function move_comments($anchorcomments) {

    $anchorcomments.each(function(i, anchorcomment) {

        var $anchorcomment = $(anchorcomment);

        var target_id = $anchorcomment.data('target-id');

        var $comment_div = _get_add_comment_div(target_id);

        var f_path = $anchorcomment.data('f_path');

        var line_no = $anchorcomment.data('line_no');

        if ($comment_div[0]) {

            $comment_div.append($anchorcomment.children());

            if (f_path && line_no) {

                _comment_div_append_add($comment_div, f_path, line_no);

            } else {

                _comment_div_append_form($comment_div, f_path, line_no);

            }

        } else {

            $anchorcomment.before("<span class='bg-warning'>Comment to {0} line {1} which is outside the diff context:</span>".format(f_path || '?', line_no || '?'));

        }

    });

    linkInlineComments($('.firstlink'), $('.comment:first-child'));

}

// comment bubble was clicked - insert new tr and show form

function show_comment_form($bubble) {

    var children = $bubble.closest('tr.line').children('[id]');

    var line_td_id = children[children.length - 1].id;

    var $comment_div = _get_add_comment_div(line_td_id);

    var f_path = $bubble.closest('[data-f_path]').data('f_path');

    var parts = line_td_id.split('_');

    var line_no = parts[parts.length-1];

    comment_div_state($comment_div, f_path, line_no, true);

}

// return comment div for target_id - add it if it doesn't exist yet

function _get_add_comment_div(target_id) {

    var comments_box_id = 'comments-' + target_id;

    var $comments_box = $('#' + comments_box_id);

    if (!$comments_box.length) {

        var html = '<tr><td id="{0}" colspan="3" class="inline-comments"></td></tr>'.format(comments_box_id);

        $('#' + target_id).closest('tr').after(html);

        $comments_box = $('#' + comments_box_id);

    }

    return $comments_box;

}

// Set $comment_div state - showing or not showing form and Add button.

// An Add button is shown on non-empty forms when no form is shown.

// The form is controlled by show_form_opt - if undefined, form is only shown for general comments.

function comment_div_state($comment_div, f_path, line_no, show_form_opt) {

    var show_form = show_form_opt !== undefined ? show_form_opt : !f_path && !line_no;

    var $forms = $comment_div.children('.comment-inline-form');

    var $buttonrow = $comment_div.children('.add-button-row');

    $forms.remove();

    $buttonrow.remove();

    if (show_form) {

        _comment_div_append_form($comment_div, f_path, line_no);

    } else if ($comments.length) {

        _comment_div_append_add($comment_div, f_path, line_no);

    } else {

        $comment_div.parent('tr').remove();

    }

}

// append an Add button to $comment_div and hook it up to show form

function _comment_div_append_add($comment_div, f_path, line_no) {

    var addlabel = TRANSLATION_MAP['Add Another Comment'];

    var $add = $('<div class="add-button-row"><span class="btn btn-default btn-xs add-button">{0}</span></div>'.format(addlabel));

    $comment_div.append($add);

    $add.children('.add-button').click(function(e) {

        comment_div_state($comment_div, f_path, line_no, true);

    });

}

// append a comment form to $comment_div

function _comment_div_append_form($comment_div, f_path, line_no) {

    var $form_div = $('#comment-inline-form-template').children()

        .clone()

        .addClass('comment-inline-form');

    $comment_div.append($form_div);

    var $preview = $comment_div.find("div.comment-preview");

    var $form = $comment_div.find("form");

    var $textarea = $form.find('textarea');

    $form.submit(function(e) {

        e.preventDefault();

        var text = $textarea.val();

        var review_status = $form.find('input:radio[name=changeset_status]:checked').val();

        var pr_close = $form.find('input:checkbox[name=save_close]:checked').length ? 'on' : '';

        var pr_delete = $form.find('input:checkbox[name=save_delete]:checked').length ? 'delete' : '';

        if (!text && !review_status && !pr_close && !pr_delete) {

            alert("Please provide a comment");

            return false;

        }

        if (pr_delete) {

            if (text || review_status || pr_close) {

                alert('Cannot delete pull request while making other changes');

                return false;

            }

            if (!confirm('Confirm to delete this pull request')) {

                return false;

            }

            var comments = $('.comment').size();

            if (comments > 0 &&

                !confirm('Confirm again to delete this pull request with {0} comments'.format(comments))) {

                return false;

            }

        }

        if (review_status) {

            var $review_status = $preview.find('.automatic-comment');

            var review_status_lbl = $("#comment-inline-form-template input.status_change_radio[value='" + review_status + "']").parent().text().strip();

            $review_status.find('.comment-status-label').text(review_status_lbl);

            $review_status.show();

        }

        $preview.find('.comment-text div').text(text);

        $preview.show();

        $textarea.val('');

        if (f_path && line_no) {

            $form.hide();

        }

        var postData = {

            'text': text,

            'f_path': f_path,

            'line': line_no,

            'changeset_status': review_status,

            'save_close': pr_close,

            'save_delete': pr_delete

        };

        var success = function(json_data) {

            if (pr_delete) {

                location = json_data['location'];

            } else {

                $comment_div.append(json_data['rendered_text']);

                comment_div_state($comment_div, f_path, line_no);

                linkInlineComments($('.firstlink'), $('.comment:first-child'));

                if ((review_status || pr_close) && !f_path && !line_no) {

                    // Page changed a lot - reload it after closing the submitted form

                    comment_div_state($comment_div, f_path, line_no, false);

                    location.reload(true);

                }

            }

        };

        var failure = function(x, s, e) {

            $preview.removeClass('submitting').addClass('failed');