CKEDITOR.plugins.add('tirusgallery', {
    icons: 'gallery',
    init: function(editor) {
        editor.addCommand('tirusgalleryDialog', new CKEDITOR.dialogCommand('tirusgalleryDialog'));
        editor.ui.addButton('Tirusgallery', {
            label: 'Insert gallery',
            command: 'tirusgalleryDialog',
            toolbar: 'insert'
        });
    }
});
CKEDITOR.dialog.add('tirusgalleryDialog', function(editor) {
    return {
        title: 'Galleries',
        minWidth: 400,
        minHeight: 100,
        contents: [
            {
                id: 'tab-basic',
                label: 'Choose your gallery',
                elements: [
                    {
                        type: 'text',
                        id: 'category',
                        label: 'Category',
                        validate: CKEDITOR.dialog.validate.notEmpty("You must select category")
                    },
                    {
                        type: 'text',
                        id: 'album',
                        label: 'Album',
                        validate: CKEDITOR.dialog.validate.notEmpty("Select album, which you want to add")
                    }
                ]
            }
        ],
        onOk: function() {
            var dialog = this;
            var abbr = editor.document.createElement('gallery');

            //abbr.setAttribute('title', dialog.getValueOf('tab-basic', 'title'));
            abbr.setText('[*]albumList,'+dialog.getValueOf('tab-basic', 'album')+'[/*]');
            editor.insertElement(abbr);
        }
    };
});