private function build_form()
{
$form = new HTMLForm(__CLASS__);
//Configuration
$fieldset = new FormFieldsetHTML('configuration_fieldset', LangLoader::get_message('configuration', 'admin-common'));
$form->add_fieldset($fieldset);
$fieldset->add_field(new FormFieldNumberEditor('items_number_per_page', $this->lang['calendar.config.items_number_per_page'], $this->config->get_items_number_per_page(), array('min' => 1, 'max' => 50, 'required' => true), array(new FormFieldConstraintIntegerRange(1, 50))));
$fieldset->add_field(new FormFieldCheckbox('comments_enabled', LangLoader::get_message('config.comments_enabled', 'admin-common'), $this->config->are_comments_enabled()));
$fieldset->add_field(new FormFieldColorPicker('event_color', $this->lang['calendar.config.event_color'], $this->config->get_event_color(), array(), array(new FormFieldConstraintRegex('`^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$`i'))));
$fieldset->add_field(new FormFieldCheckbox('members_birthday_enabled', $this->lang['calendar.config.members_birthday_enabled'], $this->config->is_members_birthday_enabled(), array('events' => array('click' => '
if (HTMLForms.getField("members_birthday_enabled").getValue()) {
HTMLForms.getField("birthday_color").enable();
} else {
HTMLForms.getField("birthday_color").disable();
}'))));
$user_born_field = ExtendedFieldsCache::load()->get_extended_field_by_field_name('user_born');
if (!empty($user_born_field) && !$user_born_field['display']) {
$fieldset->add_field(new FormFieldHTML('user_born_disabled_msg', MessageHelper::display($this->lang['calendar.error.e_user_born_field_disabled'], MessageHelper::WARNING)->render()));
}
$fieldset->add_field(new FormFieldColorPicker('birthday_color', $this->lang['calendar.config.birthday_color'], $this->config->get_birthday_color(), array('hidden' => !$this->config->is_members_birthday_enabled()), array(new FormFieldConstraintRegex('`^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$`i'))));
$common_lang = LangLoader::get('common');
$fieldset = new FormFieldsetHTML('authorizations_fieldset', $common_lang['authorizations'], array('description' => LangLoader::get_message('config.authorizations.explain', 'admin-common')));
$form->add_fieldset($fieldset);
$auth_settings = new AuthorizationsSettings(array(new ActionAuthorization($common_lang['authorizations.read'], Category::READ_AUTHORIZATIONS), new ActionAuthorization($common_lang['authorizations.write'], Category::WRITE_AUTHORIZATIONS), new ActionAuthorization($common_lang['authorizations.contribution'], Category::CONTRIBUTION_AUTHORIZATIONS), new ActionAuthorization($common_lang['authorizations.moderation'], Category::MODERATION_AUTHORIZATIONS)));
$auth_setter = new FormFieldAuthorizationsSetter('authorizations', $auth_settings);
$auth_settings->build_from_auth_array($this->config->get_authorizations());
$fieldset->add_field($auth_setter);
//Submit and reset buttons
$this->submit_button = new FormButtonDefaultSubmit();
$form->add_button($this->submit_button);
$form->add_button(new FormButtonReset());
$this->form = $form;
}