/**
* Builds the widget control form.
*
* @access protected
*
* @param $instance Array of widget options. If empty then we're creating a new widget.
*
* @return void
*/
function form($instance)
{
$instance = array_merge($this->defaults, $instance);
require_once 'AuthorAvatarsForm.class.php';
$form = new AuthorAvatarsForm();
$form->setFieldIdCallback(array($this, 'get_field_id'));
$form->setFieldNameCallback(array($this, 'get_field_name'));
// widget title
$widget_title = '<p>' . FormHelper::input('text', $this->get_field_name('title'), $instance['title'], array('label' => '<strong>' . __('Title', 'author-avatars') . ':</strong> ', 'class' => 'widefat', 'id' => $this->get_field_id('title'))) . '</p>';
// BASIC TAB
$basic_left = $widget_title;
$basic_left .= $form->renderFieldRoles($instance['roles']);
$basic_left .= $form->renderFieldUserLink($instance['display']['user_link'], 'display][user_link');
$basic_right = $form->renderFieldDisplayOptions($instance['display']);
$basic_right .= $form->renderFieldAvatarSize($instance['display']['avatar_size'], 'display][avatar_size');
$basic_right .= '<div class="avatar_donate">' . AA_donateButton('link') . '</div>';
$basic = '<h5>' . __('Basic', 'author-avatars') . '</h5>';
$basic .= $form->renderColumns($basic_left, $basic_right);
// ADVANCED TAB
$adv_left = $form->renderFieldOrder($instance['display']['order'], 'display][order');
$adv_left .= $form->renderFieldSortDirection($instance['display']['sort_direction'], 'display][sort_direction');
$adv_left .= $form->renderFieldLimit($instance['display']['limit'], 'display][limit');
$adv_left .= $form->renderFieldMinPostCount($instance['display']['min_post_count'], 'display][min_post_count');
$adv_left .= $form->renderFieldHiddenUsers($instance['hiddenusers']);
$adv_right = "";
// incase we don't have any blogs
if (AA_is_wpmu() && !empty($instance['blogs'])) {
$adv_right .= $form->renderFieldBlogs($instance['blogs']);
}
$adv_right .= $form->renderFieldGroupBy($instance['group_by']);
$advanced = '<h5>' . __('Advanced', 'author-avatars') . '</h5>';
$advanced .= $form->renderColumns($adv_left, $adv_right);
echo '<div class="aa-widget-control-panel">' . $basic . $advanced . '</div>';
// hidden "submit=1" field (do we still need this?, FIXME)
echo FormHelper::input('hidden', $this->get_field_name('submit'), '1', array('id' => $this->get_field_id('submit')));
}