91 lines
2.5 KiB
PHP
91 lines
2.5 KiB
PHP
<?php
|
|
/**
|
|
* @package Polylang
|
|
*/
|
|
|
|
/**
|
|
* Displays a language list
|
|
*
|
|
* @since 1.2
|
|
* @since 3.4 Extends `PLL_Walker` now.
|
|
*/
|
|
class PLL_Walker_List extends PLL_Walker {
|
|
/**
|
|
* Database fields to use.
|
|
*
|
|
* @see https://developer.wordpress.org/reference/classes/walker/#properties Walker::$db_fields.
|
|
*
|
|
* @var string[]
|
|
*/
|
|
public $db_fields = array( 'parent' => 'parent', 'id' => 'id' );
|
|
|
|
/**
|
|
* Outputs one element
|
|
*
|
|
* @since 1.2
|
|
*
|
|
* @param string $output Passed by reference. Used to append additional content.
|
|
* @param stdClass $element The data object.
|
|
* @param int $depth Depth of the item.
|
|
* @param array $args An array of additional arguments.
|
|
* @param int $current_object_id ID of the current item.
|
|
* @return void
|
|
*/
|
|
public function start_el( &$output, $element, $depth = 0, $args = array(), $current_object_id = 0 ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
|
|
// Link attributes.
|
|
$link_atts = sprintf(
|
|
'lang="%1$s" hreflang="%1$s" href="%2$s"',
|
|
esc_attr( $element->locale ),
|
|
esc_url( $element->url )
|
|
);
|
|
|
|
if ( ! empty( $element->link_classes ) ) {
|
|
$link_atts .= sprintf(
|
|
' class="%s"',
|
|
esc_attr( implode( ' ', $element->link_classes ) )
|
|
);
|
|
}
|
|
if ( ! empty( $element->current_lang ) ) {
|
|
$link_atts .= ' aria-current="true"';
|
|
}
|
|
|
|
// Text label.
|
|
if ( $args['show_flags'] && $args['show_names'] ) {
|
|
$label = sprintf(
|
|
'<span style="margin-%1$s:0.3em;">%2$s</span>',
|
|
is_rtl() ? 'right' : 'left',
|
|
esc_html( $element->name )
|
|
);
|
|
} else {
|
|
$label = esc_html( $element->name );
|
|
}
|
|
|
|
$output .= sprintf(
|
|
'%5$s<li class="%1$s"><a %2$s>%3$s%4$s</a></li>%6$s',
|
|
esc_attr( implode( ' ', $element->classes ) ),
|
|
$link_atts,
|
|
$element->flag,
|
|
$label,
|
|
'discard' === $args['item_spacing'] ? '' : "\t",
|
|
'discard' === $args['item_spacing'] ? '' : "\n"
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Overrides Walker:walk to set depth argument
|
|
*
|
|
* @since 1.2
|
|
* @since 2.6.7 Use $max_depth and ...$args parameters to follow the move of WP 5.3
|
|
*
|
|
* @param array $elements An array of elements.
|
|
* @param int $max_depth The maximum hierarchical depth.
|
|
* @param mixed ...$args Additional arguments.
|
|
* @return string The hierarchical item output.
|
|
*/
|
|
public function walk( $elements, $max_depth, ...$args ) { // phpcs:ignore WordPressVIPMinimum.Classes.DeclarationCompatibility.DeclarationCompatibility
|
|
$this->maybe_fix_walk_args( $max_depth, $args );
|
|
|
|
return parent::walk( $elements, $max_depth, $args );
|
|
}
|
|
}
|