Home / Documentation / Classes / Inventory_Presser_Taxonomies / Inventory_Presser_Taxonomies::taxonomy_meta_box_html()

Inventory_Presser_Taxonomies::taxonomy_meta_box_html( string $taxonomy_name, string $element_name, WP_Post $post )

Creates HTML output for a meta box that turns a taxonomy into a select drop-down list instead of the typical checkboxes. Including a blank option is the only way a user can remove the value.

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Parameters Parameters

$taxonomy_name

(string) (Required)

$element_name

(string) (Required)

$post

(WP_Post) (Required) A post

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Return Return

(string) HTML that renders a editor meta box for a taxonomy

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Source Source

File: includes/class-taxonomies.php 

	protected static function taxonomy_meta_box_html( $taxonomy_name, $element_name, $post ) {
		$html = sprintf(
			'<select name="%s" id="%s"><option></option>',
			esc_attr( $element_name ),
			esc_attr( $element_name )
		);

		// get all the term names and slugs for $taxonomy_name.
		$terms = get_terms(
			array(
				'taxonomy'   => $taxonomy_name,
				'hide_empty' => false,
			)
		);

		if ( ! empty( $terms ) && ! is_wp_error( $terms ) ) {
			// get the saved term for this taxonomy.
			$saved_term_slug = self::get_term_slug( $taxonomy_name, $post->ID );

			foreach ( $terms as $term ) {
				$html .= sprintf(
					'<option value="%s"%s>%s</option>',
					esc_attr( $term->slug ),
					selected( strtolower( $term->slug ), strtolower( $saved_term_slug ), false ),
					esc_html( $term->name )
				);
			}
		}
		return $html . '</select>';
	}

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