class-gv-wrappers.php

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<?php
namespace GV\Wrappers;

/**
 * This file contains magic wrapper code for `gravityview()`.
 *
 * Every `gravityview()` magic key maps to a class that exposes more magic.
 *  Chains of infinite magic can be constructed spanning seas of mermaids,
 *  valleys of unicorns and whirlwinds of shooting stars.
 */

/**
 * The views magic wrapper.
 */
class views {

    /**
     * @var \GV\View An internal View keeper.
     */
    private $view = null;

    /**
     * Gets a View.
     *
     * Doesn't care what you provide it. Will try to find
     *  out what you need from the current context, from the supplied
     *  args, etc.
     *
     * @param string|int|array|\GV\View|\WP_Post|null Anything goes.
     *
     * @return \GV\View|null The detected View.
     */
    public function get( $view = null ) {

        /**
         * By View.
         */
        if ( $view instanceof \GV\View && $view->ID ) {
            return $this->get( $view->ID );
        }

        /** 
         * By View ID.
         */
        if ( is_numeric( $view ) ) {
            return \GV\View::by_id( $view );
        }

        /** 
         * By post object.
         */
        if ( $view instanceof \WP_Post ) {
            return \GV\View::from_post( $view );
        }

        /**
         * By array.
         */
        if ( is_array( $view ) && ! empty( $view['id'] ) ) {
            return $this->get( $view['id'] );
        }

        /**
         * From various contexts.
         */
        if ( is_null( $view ) ) {
            if ( gravityview()->request->is_renderable() && $view = gravityview()->request->is_view() ) {
                return $view;
            }

            global $post;

            if ( $post instanceof \WP_Post && $post->post_type == 'gravityview' ) {
                return $this->get( $post );
            }

            /**
             * Final fallback.
             */
            return $this->view;
        }

        return null;
    }

    /**
     * Mock the internal pointer.
     *
     * @param \GV\View $view The View to supply on fallback in ::get()
     *
     * @return void
     */
    public function set( $view ) {
        $this->view = $view;
    }
}