vanilla-core/Taxonomy.php at master · mayvenstudios/vanilla-core · GitHub

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<?php

namespace Vanilla;

abstract class Taxonomy {

    /**
     * Taxonomy name
     *
     * @var string
     */
    protected $name;

    /**
     * The plural, singular, and slug names
     *
     * @var array
     */
    protected $names = [];

    /**
     * List of post types the taxonomy is associated with
     *
     * @var array
     */
    protected $postTypes = [];

    /**
     * Template to be used for the taxonomy archive page
     *
     * @var
     */
    protected $archiveTemplate;

    /**
     * Register taxonomy
     */
    public function register()
    {
        register_extended_taxonomy($this->name, $this->postTypeNames(), $this->arguments(), $this->names);
        return $this;
    }

    /**
     * @return array associated Vanilla\PostType names
     */
    public function postTypeNames()
    {
        return collect($this->postTypes)->map(function ($className) {
            return (new $className)->name();
        })->toArray();
    }

    /**
     * Arguments for register_extended_taxonomy function
     *
     * @return array
     */
    public function arguments()
    {
        return array_merge($this->args() ?: [], [
            'archiveTemplate' => $this->archiveTemplate,
            'className' => static::class
        ]);
    }

    public function name()
    {
        return $this->name;
    }

    /**
     * Taxonomy settings. For available options
     *
     * Used as $args parameter in register_extended_taxonomy()
     * @see https://github.com/johnbillion/extended-cpts/wiki/Registering-taxonomies
     *
     * @return void|array
     */
    abstract protected function args();
}