permalink.php

<?php
/**
 * Plugin Name: User Website CPT
 * Plugin URI: http://tri.be
 * Description: Allow users to submit a website URL, Create a CPT that displays only the HTML pulled from that url, use shortcode [WSCPT] to display form
 * Version: 1.0
 * Author: Chris Flannagan
 * Text Domain: websites-cpt-text-domain
 * Domain Path: /languages
 */

if ( ! defined( 'ABSPATH' ) ) {
	die();
}

if ( ! class_exists( 'UW_CPT' ) ) {
	class UW_CPT {
		public $Website_Submit;
		/**
		 * Construct the plugin object
		 */
		public function __construct() {
			load_plugin_textdomain( 'websites-cpt-text-domain', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );
			require_once( dirname( __FILE__ ) . '/classes/class-websites-cpt.php' );
			require_once( dirname( __FILE__ ) . '/classes/class-website-submit.php' );
			$WebSites_CPT   = new WebSites_CPT();
			$this->Website_Submit = new Website_Submit();
			add_shortcode( 'WSCPT', array( $this->Website_Submit, 'display_form' ) );
			add_action( 'init', array( $this, 'your_website_rewrite' ) );
			add_action( 'template_redirect', array( $this, 'make_your_website_form' ) );
		}

		public static function activate() {
			if ( ! get_option( 'websites-cpt-flush-rewrites' ) ) {
				add_option( 'websites-cpt-flush-rewrites', true );
			}
		}

		public function your_website_rewrite() {
			add_rewrite_rule( '^your-website$', 'index.php?your-website=display-form', 'top' );
			add_rewrite_tag('%your-website%', '([^&]+)');

			if ( get_option( 'websites-cpt-flush-rewrites' ) ) {
				flush_rewrite_rules();
				delete_option( 'websites-cpt-flush-rewrites' );
			}
		}

		public function make_your_website_form( $template ) {
			if ( get_query_var( 'your-website' ) == 'display-form' ) {
				get_header();
				echo do_shortcode(  '[WSCPT]' );
				get_footer();
				exit();
			} else {
				return $template;
			}
		}
	}
}

if ( class_exists( 'UW_CPT' ) ) {
	// instantiate the plugin class
	register_activation_hook( __FILE__, array('UW_CPT', 'activate') );
	$UW_CPT = new UW_CPT();
}