Page Generator Pro: TablePress Example Integration

page-generator-pro-tablepress.php

<?php
/**
* Plugin Name: Page Generator Pro: TablePress Example Integration
* Plugin URI: http://www.wpzinc.com/plugins/page-generator-pro
* Version: 0.0.1
* Author: WP Zinc
* Author URI: http://www.wpzinc.com
* Description: Example integration of how keywords within a third party Plugin, that uses a shortcode within a Page Generator Pro 1.9.8+ Content Group can be processed.
*/

class Page_Generator_Pro_TablePress {

	/**
     * Constructor
     *
     * @since   0.0.1
     */
    public function __construct() {

        // Register TablePress' shortcode to run their do_shortcode() actions when Pages are generated from Page Generator Pro
        // @see https://www.wpzinc.com/documentation/page-generator-pro/developers/#page_generator_pro_shortcode_add_shortcodes
        add_action( 'page_generator_pro_shortcode_add_shortcodes', array( $this, 'add_shortcodes' ), 10, 1 );
        
        // Replace keywords in the generated TablePress HTML from above with Terms
        add_filter( 'page_generator_pro_generate_post_args', array( $this, 'replace_keywords_with_terms_in_content' ), 10, 2 );

    }

    /**
     * Register TablePress' shortcode to run their do_shortcode() actions when Pages are generated from Page Generator Pro
     *
     * @since   0.0.1
     *
     * @param   bool    $generating_group   Generating Group
     */
    public function add_shortcodes( $generating_group = false ) {

        // If we're not generating pages from a group, we do not need to do anything
        if ( ! $generating_group ) {
            return;
        }

        // Load TablePress Frontend Controller
        $controller = TablePress::load_controller( 'frontend' );

        // Add Shortcodes
        add_shortcode( TablePress::$shortcode, array( $controller, 'shortcode_table' ) );
        add_shortcode( TablePress::$shortcode_info, array( $controller, 'shortcode_table_info' ) );

    }

    /**
     * Just before a Page is created, re-run replacing keywords with terms.
     *
     * This has to be done, because the Generation process will have:
     * 1. Replaced keywords with terms,
     * 2. Processed registered shortcodes
     *
     * This ensures that e.g. a Page Generator Pro shortcode with an argument that is
     * a keyword is correctly replaced with a term prior to processing.
     *
     * Shortcodes, which in themselves contain keywords not specified as shortcode arguments (but rather contain
     * keywords within their processed content state), such as TablePress, will need to have those keywords
     * subsequently replaced with terms prior to the Page being created.
     *
     * @since   0.0.1
     *
     * @param   array   $post_args  wp_insert_post() / wp_update_post() compatible arguments
     * @param   string  $settings   Group Settings
     * @return  array               wp_insert_post() / wp_update_post() compatible arguments
     */
    public function replace_keywords_with_terms_in_content( $post_args, $settings ) {

        // For performance, build an array comprising of only the Group Settings Fields
        // that we know need keyword replacements performing on them.
        $parse = array(
            'post_content' => $post_args['post_content'],
        );

        // Parse the array, replacing keywords with terms
        $parse = Page_Generator_Pro()->get_class( 'generate' )->replace_keywords( $parse );

        // Inject the resuting content into the Post Arguments
        $post_args['post_content'] = $parse['post_content'];

        // Return Post Args
        return $post_args;

    }

}

// Initialize class
$page_generator_pro_tablepress = new Page_Generator_Pro_TablePress;