wp-login-flow.php

<?php
/**
 * Plugin Name: WP Login Flow
 * Plugin URI:  http://plugins.smyl.es
 * Description: Complete wp-login.php customization, including rewrites, require email activation, email templates, custom colors, logo, link, responsiveness, border radius, and more!
 * Author:      Myles McNamara
 * Author URI:  http://smyl.es
 * Version:     3.1.1
 * Last Updated: @@timestamp
 * Domain Path: /languages
 * Text Domain: wp_login_flow
 * Tested up to: 5.5.1
 * Requires at least: 4.4.0
 */

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) exit;

include_once( 'functions.php' );

/**
 * Class WP_Login_Flow
 *
 * @since 3.0.0
 *
 */
Class WP_Login_Flow {

	const PLUGIN_SLUG = 'wp-login-flow';
	const PROD_ID = 'WP Login Flow';
	const VERSION = '3.1.0';
	/**
	 * @var WP_Login_Flow Singleton Instance
	 */
	protected static $instance;
	/**
	 * @var string
	 */
	public    $wp_login = 'wp-login.php';
	/**
	 * @var \WP_Login_Flow_Settings
	 */
	protected $settings;
	/**
	 * @var
	 */
	protected $assets;
	/**
	 * @var
	 */
	protected $mail;
	/**
	 * @var
	 */
	protected $auth;

	/**
	 * WP_Login_Flow constructor.
	 */
	function __construct() {

		if ( ! defined( 'WP_LOGIN_FLOW_VERSION' ) ) define( 'WP_LOGIN_FLOW_VERSION', WP_Login_Flow::VERSION );
		if ( ! defined( 'WP_LOGIN_FLOW_PLUGIN_DIR' ) ) define( 'WP_LOGIN_FLOW_PLUGIN_DIR', untrailingslashit( plugin_dir_path( __FILE__ ) ) );
		if ( ! defined( 'WP_LOGIN_FLOW_PLUGIN_URL' ) ) define( 'WP_LOGIN_FLOW_PLUGIN_URL', untrailingslashit( plugins_url( basename( plugin_dir_path( __FILE__ ) ), basename( __FILE__ ) ) ) );

		add_action( 'init', array( $this, 'load_translations' ) );
		add_action( 'admin_notices', array( $this, 'admin_notices' ) );
		add_filter( 'plugin_row_meta', array( $this, 'add_plugin_row_meta' ), 10, 4 );
		add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), array( $this, 'settings_plugin_link' ) );

		register_activation_hook( __FILE__, array( $this, 'plugin_activate' ) );
		register_deactivation_hook( __FILE__, array( $this, 'plugin_deactivate' ) );

		new WP_Login_Flow_Core();
		new WP_Login_Flow_Login( $this->activation_enabled() );

		if ( $this->activation_enabled() ) {
			new WP_Login_Flow_User();
			include( 'pluggables/wp-password-change-notification.php' );
		}

		include( 'pluggables/wp-new-user-notification.php' );

		if ( is_admin() ) $this->settings = new WP_Login_Flow_Settings();

	}

	/**
	 * Check if activation is enabled
	 *
	 *
	 * @since 2.0.0
	 *
	 * @return bool
	 */
	function activation_enabled(){
		if( get_option( 'wplf_require_activation', true ) ) return true;
		return false;
	}

	/**
	 * Set rewrites on activate
	 *
	 *
	 * @since 2.0.0
	 *
	 */
	function plugin_activate() {

		$rewrite = new WP_Login_Flow_Rewrite();
		$rewrite->set_rewrite_rules();
		flush_rewrite_rules();

	}

	/**
	 * Handle rewrites on deactivate
	 *
	 *
	 * @since 2.0.0
	 *
	 */
	function plugin_deactivate(){

		WP_Login_Flow_Rewrite::$prevent_rewrite = TRUE;
		flush_rewrite_rules();

	}

	/**
	 * Executed on uninstall
	 *
	 *
	 * @since 2.0.0
	 *
	 */
	static function plugin_uninstall(){

		delete_option( 'WP_LOGIN_FLOW_VERSION' );

	}

	/**
	 * Notices on activation
	 *
	 *
	 * @since 2.0.0
	 *
	 */
	public static function admin_notices() {
		global $is_nginx;

		// Check if first activation
		if ( WP_LOGIN_FLOW_VERSION != get_option( 'WP_LOGIN_FLOW_VERSION' ) ) {
			update_option( 'WP_LOGIN_FLOW_VERSION', WP_LOGIN_FLOW_VERSION );
			$html = '<div class="updated"><p>';
			$html .= __( 'WP Login Flow is now activated, you can find <strong>Login Flow</strong> under the <strong>Users</strong> menu.' );
			$html .= '</p></div>';

			echo $html;
		}

		if( isset( $_GET[ 'dismiss-wplf-ms-notice' ] ) && ! empty( $_GET['dismiss-wplf-ms-notice'] ) ) update_option( 'WP_LOGIN_MS_NOTICE', 1 );

		// Check if Multisite
		if( is_multisite() && ! get_option( 'WP_LOGIN_MS_NOTICE' ) ){
			$html = '<div class="error">';
			$html .= '<p style="float:right;"><a href="'. esc_url( add_query_arg( "dismiss-wplf-ms-notice", "1" ) ) . '">' . __( 'Hide notice' ) . '</a></p>';
			$html .= '<p>' . __( 'WP Login Flow is recommended for single site installations -- not multisite installations.  All the features "should" work, but PLEASE thoroughly test everything manually, and report any issues you find on GitHub.' );
			$html .= '</p></div>';

			echo $html;
		}

		if ( isset( $_GET['dismiss-wplf-nginx-notice'] ) && ! empty( $_GET['dismiss-wplf-nginx-notice'] ) ) {
			update_option( 'WP_LOGIN_NGINX_NOTICE', 1 );
		}

		// Check if Nginx
		if ( $is_nginx && ! get_option( 'WP_LOGIN_NGINX_NOTICE' ) ) {
			$html = '<div class="error">';
			$html .= '<p style="float:right;"><a href="' . esc_url( add_query_arg( "dismiss-wplf-nginx-notice", "1" ) ) . '">' . __( 'Hide notice' ) . '</a></p>';
			$html .= '<p>' . __( 'WP Login Flow detected you are using Nginx for your web server.  Because of this we can NOT automatically set the rewrites in your config, you MUST manually configure them! YOU MUST ALSO ENABLE REWRITES UNDER THE PERMALINKS TAB ON WP LOGIN FLOW CONFIG PAGE IF YOU HAVE AUTO DISABLE ENABLED!' );
			$html .= '</p></div>';

			echo $html;
		}
	}

	/**
	 * Load Plugin Translations from Languages Directory
	 *
	 * @since 1.0.0
	 *
	 */
	function load_translations() {

		load_plugin_textdomain( 'wp-login-flow', FALSE, dirname( plugin_basename( __FILE__ ) ) . '/languages' );
	}

	/**
	 * Add Settings link to plugins page
	 *
	 *
	 * @param $links
	 *
	 * @return array
	 * @since 3.0.0
	 *
	 */
	public function settings_plugin_link( $links ){

		$links[] = '<a href="' . admin_url( '/users.php?page=wp-login-flow' ) . '">' . __( 'Settings' ) . '</a>';
		return $links;
	}

	/**
	 * Add links on plugin page
	 *
	 * @param $plugin_meta
	 * @param $plugin_file
	 * @param $plugin_data
	 * @param $status
	 *
	 * @return array
	 */
	public function add_plugin_row_meta( $plugin_meta, $plugin_file, $plugin_data, $status ) {

		if ( self::PLUGIN_SLUG . '/' . self::PLUGIN_SLUG . '.php' == $plugin_file ) {
			$plugin_meta[] = '<a target="_blank" href="https://www.patreon.com/smyles"><span class="dashicons dashicons-heart" style="color: #ca2424; font-size: 15px; line-height: 1.5;"></span></a>';
			$plugin_meta[] = '<a target="_blank" href="http://wordpress.org/plugins/' . self::PLUGIN_SLUG . '/reviews/#new-post"><span class="dashicons dashicons-star-filled" style="font-size: 15px; line-height: 1.5;"></span></a>';
			$plugin_meta[] = '<a href="' . admin_url( '/users.php?page=wp-login-flow' ) . '">' . __( 'Settings' ) . '</a>';
			$plugin_meta[ ] = '<a target="_blank" href="http://github.com/tripflex/' . self::PLUGIN_SLUG . '">' . __( 'Open Source' ) . '</a>';
			$plugin_meta[ ] = '<a target="_blank" href="http://wordpress.org/plugins/' . self::PLUGIN_SLUG . '">' . __( 'WordPress' ) . '</a>';
			$plugin_meta[ ] = '<a target="_blank" href="https://www.transifex.com/projects/p/' . self::PLUGIN_SLUG . '">' . __( 'Translate' ) . '</a>';
		}

		return $plugin_meta;
	}

	/**
	 * Singleton Instance
	 *
	 * @since 1.0.0
	 *
	 * @return WP_Login_Flow
	 */
	public static function get_instance() {

		// If the single instance hasn't been set, set it now.
		if ( null == self::$instance ) {
			self::$instance = new self;
		}

		return self::$instance;
	}

	/**
	 * WP_Login_Flow autoloader
	 *
	 *
	 * @since 2.0.0
	 *
	 * @param $class
	 */
	public static function autoload( $class ){

		$class_file = str_replace( 'WP_Login_Flow_', '', $class );
		$file_array = array_map( 'strtolower', explode( '_', $class_file ) );

		$dirs = 0;
		$file = untrailingslashit( plugin_dir_path( __FILE__ ) ) . '/classes/';

		while ( $dirs ++ < count( $file_array ) ) {
			$file .= '/' . $file_array[ $dirs - 1 ];
		}

		$file .= '.php';

		if ( ! file_exists( $file ) || $class === 'WP_Login_Flow' ) return;

		include $file;

	}

}

spl_autoload_register( array( 'WP_Login_Flow', 'autoload' ) );
register_uninstall_hook( __FILE__, array( 'WP_Login_Flow', 'plugin_uninstall' ) );

WP_Login_Flow::get_instance();