65 lines
2.2 KiB
PHP
65 lines
2.2 KiB
PHP
<?php
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/**
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* Displays a language list
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*
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* @since 1.2
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*/
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class PLL_Walker_List extends Walker {
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var $db_fields = array( 'parent' => 'parent', 'id' => 'id' );
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/**
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* Outputs one element
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*
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* @since 1.2
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*
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* @param string $output Passed by reference. Used to append additional content.
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* @param object $element The data object.
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* @param int $depth Depth of the item.
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* @param array $args An array of additional arguments.
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* @param int $current_object_id ID of the current item.
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*/
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function start_el( &$output, $element, $depth = 0, $args = array(), $current_object_id = 0 ) {
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$output .= sprintf(
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'%6$s<li class="%1$s"><a lang="%2$s" hreflang="%2$s" href="%3$s">%4$s%5$s</a></li>%7$s',
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esc_attr( implode( ' ', $element->classes ) ),
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esc_attr( $element->locale ),
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esc_url( $element->url ),
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$element->flag,
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$args['show_flags'] ? sprintf( '<span style="margin-%1$s:0.3em;">%2$s</span>', is_rtl() ? 'right' : 'left', esc_html( $element->name ) ) : esc_html( $element->name ),
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'discard' === $args['item_spacing'] ? '' : "\t",
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'discard' === $args['item_spacing'] ? '' : "\n"
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);
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}
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/**
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* Overrides Walker::display_element as it expects an object with a parent property
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*
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* @since 1.2
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*
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* @param object $element Data object.
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* @param array $children_elements List of elements to continue traversing.
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* @param int $max_depth Max depth to traverse.
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* @param int $depth Depth of current element.
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* @param array $args An array of arguments.
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* @param string $output Passed by reference. Used to append additional content.
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*/
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function display_element( $element, &$children_elements, $max_depth, $depth = 0, $args, &$output ) {
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$element = (object) $element; // Make sure we have an object
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$element->parent = $element->id = 0; // Don't care about this
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parent::display_element( $element, $children_elements, $max_depth, $depth, $args, $output );
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}
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/**
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* Overrides Walker:walk to set depth argument
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*
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* @since 1.2
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*
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* @param array $elements elements to display
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* @param array $args
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* @return string
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*/
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function walk( $elements, $args = array() ) {
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return parent::walk( $elements, -1, $args );
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}
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}
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