<?php defined( 'ABSPATH' ) or die( "No script kiddies please!" );
/*
  Plugin name: AccessPress Social Login Lite
  Plugin URI: https://accesspressthemes.com/wordpress-plugins/accesspress-social-login-lite/
  Description: A plugin to add various social logins to a site.
  version: 2.0.6
  Author: AccessPress Themes
  Author URI: https://accesspressthemes.com/
  Text Domain: accesspress-social-login-lite
  Domain Path: /languages/
  License: GPLv2 or later
*/
//Declearation of the necessary constants for plugin
if( !defined( 'APSL_VERSION' ) ) {
    define( 'APSL_VERSION', '2.0.6' );
}

if( !defined( 'APSL_IMAGE_DIR' ) ) {
    define( 'APSL_IMAGE_DIR', plugin_dir_url( __FILE__ ) . 'images' );
}

if( !defined( 'APSL_JS_DIR' ) ) {
    define( 'APSL_JS_DIR', plugin_dir_url( __FILE__ ) . 'js' );
}

if( !defined( 'APSL_CSS_DIR' ) ) {
    define( 'APSL_CSS_DIR', plugin_dir_url( __FILE__ ) . 'css' );
}

if( !defined( 'APSL_LANG_DIR' ) ) {
    define( 'APSL_LANG_DIR', basename( dirname( __FILE__ ) ) . '/languages/' );
}

if( !defined( 'APSL_TEXT_DOMAIN' ) ) {
    define( 'APSL_TEXT_DOMAIN', 'accesspress-social-login-lite' );
}

if( !defined( 'APSL_SETTINGS' ) ) {
    define( 'APSL_SETTINGS', 'apsl-lite-settings' );
}

if( !defined( 'APSL_PLUGIN_DIR' ) ) {
    define( 'APSL_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
}
/**
 * Register a widget
 *
 */
include_once( 'inc/backend/widget.php' );
// Redefine user notification function
if( !function_exists( 'wp_new_user_notification' ) ) {
    
    function wp_new_user_notification( $user_id, $plaintext_pass = '' ) {
        $user = new WP_User( $user_id );
        
        $user_login = stripslashes( $user->user_login );
        $user_email = stripslashes( $user->user_email );
        
        $message = sprintf( __( 'New user registration on your site %s:' ), get_option( 'blogname' ) ) . "\r\n\r\n";
        $message.= sprintf( __( 'Username: %s' ), $user_login ) . "\r\n\r\n";
        $message.= sprintf( __( 'E-mail: %s' ), $user_email ) . "\r\n";
        $message.= __( 'Thanks!' );
        
        $headers = 'From:' . get_option( 'blogname' ) . ' <' . get_option( 'admin_email' ) . '>' . "\r\n";
        @wp_mail( get_option( 'admin_email' ), sprintf( __( '[%s] New User Registration' ), get_option( 'blogname' ) ), $message, $headers );
        
        if( empty( $plaintext_pass ) )return;
        
        $message = __( 'Hi there,' ) . "\r\n\r\n";
        $message.= sprintf( __( "Welcome to %s! Here's how to log in:" ), get_option( 'blogname' ) ) . "\r\n\r\n";
        $message.= wp_login_url() . "\r\n";
        $message.= sprintf( __( 'Username: %s' ), $user_login ) . "\r\n";
        $message.= sprintf( __( 'Password: %s' ), $plaintext_pass ) . "\r\n\r\n";
        $message.= sprintf( __( 'If you have any problems, please contact me at %s.' ), get_option( 'admin_email' ) ) . "\r\n\r\n";
        $message.= __( 'Thanks!' );
        
        $headers = 'From:' . get_option( 'blogname' ) . ' <' . get_option( 'admin_email' ) . '>' . "\r\n";
        
        wp_mail( $user_email, sprintf( __( '[%s] Your username and password' ), get_option( 'blogname' ) ), $message, $headers );
    }
}
// Declaration of the class
if( !class_exists( 'APSL_Lite_Class' ) ) {
    
    class APSL_Lite_Class {
        
        var $apsl_settings;
        
        function __construct() {
            $this->apsl_settings = get_option( APSL_SETTINGS );
            add_action( 'init', array($this, 'session_init') ); //start the session if not started yet.
            register_activation_hook( __FILE__, array($this, 'plugin_activation') ); //load the default setting for the plugin while activating
            add_action( 'init', array($this, 'plugin_text_domain') ); //load the plugin text domain
            add_action( 'admin_menu', array($this, 'add_apsl_menu') ); //register the plugin menu in backend
            add_action( 'admin_enqueue_scripts', array($this, 'register_admin_assets') ); //registers all the assets required for wp-admin
            add_action( 'wp_enqueue_scripts', array($this, 'register_frontend_assets') ); // registers all the assets required for the frontend
            add_action( 'admin_post_apsl_save_options', array($this, 'save_settings') ); //save settings of a plugin
            
            $options = get_option( APSL_SETTINGS );
            if( $options['apsl_enable_disable_plugin'] == 'yes' ) {
                if( in_array( "login_form", $options['apsl_display_options'] ) ) {
                    add_action( 'login_form', array($this, 'add_social_login') ); // add the social logins to the login form
                    
                }
                
                if( in_array( "register_form", $options['apsl_display_options'] ) ) {
                    add_action( 'register_form', array($this, 'add_social_login') ); //add the social logins to the registration form
                    add_action( 'after_signup_form', array($this, 'add_social_login') );
                }
                
                if( in_array( "comment_form", $options['apsl_display_options'] ) ) {
                    add_action( 'comment_form_top', array($this, 'add_social_login_form_to_comment') ); //add the social logins to the comment form
                    
                }
            }
            
            add_shortcode( 'apsl-login-lite', array($this, 'apsl_shortcode') ); //adds a shortcode
            add_action( 'init', array($this, 'login_check') ); //check for the social logins
            add_action( 'widgets_init', array($this, 'register_apsl_widget') ); //register the widget of a plugin
            add_action( 'login_enqueue_scripts', array($this, 'apsl_login_form_enqueue_style'), 10 );
            add_action( 'login_enqueue_scripts', array($this, 'apsl_login_form__enqueue_script'), 1 );
            add_action( 'admin_post_apsl_restore_default_settings', array($this, 'apsl_restore_default_settings') ); //restores default settings.
            
            
            /**
             * Hook to display custom avatars
             */
            add_filter( 'get_avatar', array($this, 'apsl_social_login_custom_avatar'), 10, 5 );
        }
        
        function apsl_social_login_custom_avatar( $avatar, $mixed, $size, $default, $alt = '' ) {
            $options = get_option( APSL_SETTINGS );
            //Check if we have an user identifier
            if( is_numeric( $mixed ) AND $mixed > 0 ) {
                $user_id = $mixed;
            }
            //Check if we have an user email
            elseif( is_string( $mixed ) AND( $user = get_user_by( 'email', $mixed ) ) ) {
                $user_id = $user->ID;
            }
            //Check if we have an user object
            elseif( is_object( $mixed ) AND property_exists( $mixed, 'user_id' ) AND is_numeric( $mixed->user_id ) ) {
                $user_id = $mixed->user_id;
            }
            //None found
            else {
                $user_id = null;
            }
            //User found?
            if( !empty( $user_id ) ) {
                //Override current avatar ?
                $override_avatar = true;
                //Read the avatar
                $user_meta_thumbnail = get_user_meta( $user_id, 'deuimage', true );
                //read user details
                $user_meta_name = get_user_meta( $user_id, 'first_name', true );
                
                if( $options['apsl_user_avatar_options'] == 'social' ) {
                    $user_picture =( !empty( $user_meta_thumbnail ) ? $user_meta_thumbnail : '' );
                    //Avatar found?
                    if( $user_picture !== false AND strlen( trim( $user_picture ) ) > 0 ) {
                        return '<img alt="' . $user_meta_name . '" src="' . $user_picture . '" class="avatar apsl-avatar-social-login avatar-' . $size . ' photo" height="' . $size . '" width="' . $size . '" />';
                    }
                }
            }
            return $avatar;
        }
        //starts the session with the call of init hook
        function session_init() {
            if( !session_id() ) {
                session_start();
            }
        }
        //load the default settings of the plugin
        function plugin_activation() {
            if( !get_option( APSL_SETTINGS ) ) {
                include( 'inc/backend/activation.php' );
            }
        }
        //loads the text domain for translation
        function plugin_text_domain() {
            load_plugin_textdomain( 'accesspress-social-login-lite', false, APSL_LANG_DIR );
        }
        //register the plugin menu for backend.
        function add_apsl_menu() {
            add_menu_page( 'AccessPress Social Login Lite', 'AccessPress Social Login Lite', 'manage_options', 'accesspress-social-login-lite', array($this, 'main_page'), APSL_IMAGE_DIR . '/icon.png' );
        }
        //menu page
        function main_page() {
            include( 'inc/backend/main-page.php' );
        }
        //registration of the backend assets
        function register_admin_assets() {
            wp_enqueue_style( 'fontawsome-css', '//maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css', '', APSL_VERSION );
            if( isset( $_GET['page'] ) && $_GET['page'] == 'accesspress-social-login-lite' ) {
                //backend scripts
                wp_enqueue_script( 'jquery-ui-sortable' );
                wp_enqueue_script( 'apsl-admin-js', APSL_JS_DIR . '/backend.js', array('jquery', 'jquery-ui-sortable'), APSL_VERSION ); //registering plugin's admin js
                //register backend css
                wp_enqueue_style( 'apsl-backend-css', APSL_CSS_DIR . '/backend.css', '', APSL_VERSION );
            }
        }
        //registration of the plugins frontend assets
        function register_frontend_assets() {
            //register frontend scripts
            wp_enqueue_script( 'apsl-frontend-js', APSL_JS_DIR . '/frontend.js', array('jquery'), APSL_VERSION );
            //register frontend css
            wp_enqueue_style( 'fontawsome-css', '//maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css', '', APSL_VERSION );
            wp_enqueue_style( 'apsl-frontend-css', APSL_CSS_DIR . '/frontend.css', '', APSL_VERSION );
        }
        //save the settings of a plugin
        function save_settings() {
            if( isset( $_POST['apsl_save_settings'] ) && $_POST['apsl_settings_action'] && wp_verify_nonce( $_POST['apsl_settings_action'], 'apsl_nonce_save_settings' ) ) {
                include( 'inc/backend/save-settings.php' );
            }
            else {
                die( 'No script kiddies please!' );
            }
        }
        //function to add the social login in the login and registration form.
        function add_social_login() {
            if( !is_user_logged_in() ) {
                include( 'inc/frontend/login_integration.php' );
            }
        }
        //function to add the social login in the comment form.
        function add_social_login_form_to_comment() {
            $options = get_option( APSL_SETTINGS );
            $login_text = $options['apsl_title_text_field'];
            if( !is_user_logged_in() ) {
                echo do_shortcode( "[apsl-login-lite login_text='{$login_text}']" );
            }
        }
        //function for adding shortcode of a plugin
        function apsl_shortcode( $attr ) {
            ob_start();
            include( 'inc/frontend/shortcode.php' );
            $html = ob_get_contents();
            ob_get_clean();
            return $html;
        }
        //checking of the login
        function login_check() {
            include( 'inc/frontend/login_check.php' );
        }
        //registration of the social login widget
        function register_apsl_widget() {
            register_widget( 'APSL_Lite_Widget' );
        }
        
        function apsl_login_form_enqueue_style() {
            wp_enqueue_style( 'fontawsome-css', '//maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css', '', APSL_VERSION );
            wp_enqueue_style( 'apsl-backend-css', APSL_CSS_DIR . '/backend.css', '', APSL_VERSION );
            wp_enqueue_style( 'apsl-frontend-css', APSL_CSS_DIR . '/frontend.css', '', APSL_VERSION );
        }
        
        function apsl_login_form__enqueue_script() {
            wp_enqueue_script( 'apsl-admin-js', APSL_JS_DIR . '/backend.js', array('jquery', 'jquery-ui-sortable'), APSL_VERSION ); //registering plugin's admin js
            
        }
        
        function apsl_restore_default_settings() {
            $nonce = $_REQUEST['_wpnonce'];
            if( !empty( $_GET ) && wp_verify_nonce( $nonce, 'apsl-restore-default-settings-nonce' ) ) {
                //restore the default plugin activation settings from the activation page.
                include( 'inc/backend/activation.php' );
                $_SESSION['apsl_message'] = __( 'Settings restored Successfully.', 'accesspress-social-login-lite' );
                wp_redirect( admin_url() . 'admin.php?page=' . 'accesspress-social-login-lite' );
                exit;
            }
            else {
                die( 'No script kiddies please!' );
            }
        }
    } //class termination

}
$apsl_object = new APSL_Lite_Class();