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<?php |
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/** |
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* @package Polylang |
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*/ |
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|
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namespace WP_Syntex\Polylang\Switcher\Layout; |
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|
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use PLL_Language; |
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use WP_Syntex\Polylang\Switcher\Assets; |
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use WP_Syntex\Polylang\Switcher\Element\Nav as Element; |
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|
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defined( 'ABSPATH' ) || exit; |
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|
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/** |
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* Class that displays a language switcher as a dropdown. |
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* |
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* @since 3.9 |
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*/ |
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class Dropdown extends Abstract_Layout { |
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/** |
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* Returns the markup of the switcher. |
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* |
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* @since 3.9 |
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* |
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* @return string |
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*/ |
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public function get(): string { |
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$current_item = $this->get_top_level_item(); |
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|
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if ( empty( $current_item ) ) { |
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return ''; |
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} |
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|
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$out = ''; |
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|
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foreach ( $this->get_elements() as $element ) { |
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$out .= $element->get(); |
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} |
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|
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if ( empty( $out ) || ! $this->settings->show_wrapper ) { |
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return $out; |
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} |
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|
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Assets::enqueue_frontend_scripts(); |
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|
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$cr = $this->settings->preserve_spacing ? "\n" : ''; |
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$out = sprintf( |
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"{$cr}<div class=\"pll-switcher-inner\">{$cr}%s{$cr}%s{$cr}<ul>{$cr}%s</ul>{$cr}</div>", |
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$current_item, |
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$this->get_button(), |
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$out |
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); |
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$out = sprintf( |
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'<%1$s id="%2$s" class="%3$s" aria-label="%4$s">%5$s</%1$s>', |
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$this->get_nav_tag(), |
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esc_attr( $this->settings->unique_id ), |
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esc_attr( implode( ' ', $this->get_wrapper_classes() ) ), |
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/* translators: accessibility text */ |
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esc_attr__( 'Choose a language', 'polylang' ), |
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$out |
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); |
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|
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return "{$cr}{$out}{$cr}"; |
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} |
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|
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/** |
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* Returns an instance of `Element\Nav`. |
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* |
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* @since 3.9 |
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* |
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* @param PLL_Language $language Instance of `PLL_Language`. |
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* @return Element |
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*/ |
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protected function get_element( PLL_Language $language ): Element { |
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return new Element( $language, $this->settings, $this->links ); |
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} |
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|
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/** |
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* Returns the markup of the current item. |
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* |
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* @since 3.9 |
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* |
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* @return string |
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*/ |
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private function get_top_level_item(): string { |
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if ( ! empty( $this->links->curlang ) ) { |
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$curlang = $this->links->curlang; |
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} else { |
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$curlang = $this->links->model->languages->get( $this->links->options['default_lang'] ); |
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} |
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|
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if ( empty( $curlang ) ) { |
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return ''; |
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} |
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|
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return $this->get_element( $curlang )->get_link(); |
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} |
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|
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/** |
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* Returns the markup of the button. |
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* |
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* @since 3.9 |
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* |
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* @return string |
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*/ |
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private function get_button(): string { |
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$svg = '<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12" fill="none" aria-hidden="true" focusable="false"><path d="M1.5 4L6 8L10.5 4" stroke-width="1.5"></path></svg>'; |
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return sprintf( |
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'<button aria-label="%1$s" class="pll-submenu-toggle">%2$s</button>', |
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/* translators: accessibility text */ |
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esc_attr__( 'Open/Close languages submenu', 'polylang' ), |
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$svg |
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); |
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} |
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} |
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|
