all-in-one-wp-preloader.php

<?php
/**
 * Plugin Name:       All-in-One WP Preloader
 * Plugin URI:        https://wordpress.org/plugins/all-in-one-wp-preloader
 * Description:       All-in-One Preloader helps you to create awesome preloader that easy to customize, works on all major browsers and with any wp theme.
 * Version:           1.0.0
 * Author:            Monzur Alam
 * Author URI:        https://profiles.wordpress.org/monzuralam
 * Text Domain:       all-in-one-wp-preloader
 * License:           GPL-2.0+
 * License URI:       http://www.gnu.org/licenses/gpl-2.0.txt
 */

// If this file is called directly, abort.
if( ! defined('ABSPATH') ){
    exit; // Exit if accessed directly.
}

// Plugin Basename 
define( 'AI1WP_PLUGIN_BASENAME', basename( dirname( __FILE__ ) ));

// Plugin Path
define( 'AI1WP_PATH', dirname(__FILE__) );

// Plugin URL
define( 'AI1WP_URL', plugins_url( '' , __FILE__ ));

/**
 * Load Textdomain
 * Load Plugin Localization files.
 */
if( ! function_exists('ai1wp_i10n') ){
    function ai1wp_i10n(){
        load_plugin_textdomain( 'all-in-one-wp-preloader', false, AI1WP_PLUGIN_BASENAME . '/languages');
    }
    add_action('plugins_loaded', 'ai1wp_i10n');
}


/**
 * Enqueue Scripts
 */
if( ! function_exists('ai1wp_scripts') ){
    function ai1wp_scripts(){
        wp_enqueue_script( 'jquery' );
        wp_enqueue_script( 'ai1wp', AI1WP_URL . '/assets/js/main.js', array('jquery'), time(), true );
    }
    add_action('wp_enqueue_scripts','ai1wp_scripts');
}

/**
 * Enqueue Style
 */
if( ! function_exists('ai1wp_style') ){
    function ai1wp_style(){
        wp_enqueue_style('ai1wp', AI1WP_URL . '/assets/css/style.css', null, time(), 'all');
    }
    add_action('wp_enqueue_scripts','ai1wp_style');
}

/*--------------------------------------------------------------
// Carbon fields Inclusion
--------------------------------------------------------------*/
use Carbon_Fields\Container;
use Carbon_Fields\Field;

require_once( AI1WP_PATH . '/admin/carbon-fields/vendor/autoload.php' );

if( ! function_exists('ai1wp_preloader_boot') ){
    function ai1wp_preloader_boot(){
        \Carbon_Fields\Carbon_Fields::boot();
    }
    add_action('plugins_loaded','ai1wp_preloader_boot');
}

/*--------------------------------------------------------------
// Settings
--------------------------------------------------------------*/
if( ! function_exists('ai1wp_setting_options') ){
    function ai1wp_setting_options(){
        Container::make( 'theme_options', __( 'All-in-One WP Preloader', 'all-in-one-wp-preloader' ) ) -> add_fields( array(
            Field::make( 'checkbox', 'ai1wp_enable', __('Enable Preloader', 'all-in-one-wp-preloader') ),
            Field::make( 'image', 'ai1wp_img', __( 'Preloader Image', 'all-in-one-wp-preloader' ) ) 
            ->set_help_text( __( 'If no image select then load default image.' ) )
            ->set_value_type( 'url' ),
            Field::make( 'color', 'ai1wp_bg_color', __( 'Background Color', 'all-in-one-wp-preloader' ) ),
            Field::make( 'select', 'ai1wp_layout_style', __( 'Preloader Design', 'all-in-one-wp-preloader' ) ) 
            -> set_options( array(
                '1' => __('Loader 1', 'all-in-one-wp-preloader'),
                '2' => __('Loader 2', 'all-in-one-wp-preloader'),
                '3' => __('Loader 3', 'all-in-one-wp-preloader'),
            ) ),
        ) );
    }
    add_action('carbon_fields_register_fields','ai1wp_setting_options');
}

/*--------------------------------------------------------------
// Preloader Content
--------------------------------------------------------------*/
if( ! function_exists('ai1wp_preloader') ){
    function ai1wp_preloader(){
        $ai1wp_enable = esc_html(carbon_get_theme_option('ai1wp_enable'));
        if( $ai1wp_enable ){
            $loderStyle = esc_html(carbon_get_theme_option('ai1wp_layout_style'));
            $ai1wp_custom_logo = esc_url( carbon_get_theme_option('ai1wp_img') );
            $ai1wp_default_logo = esc_url( AI1WP_URL . '/assets/images/ai1wp.png') ;
            $logo = $ai1wp_custom_logo ? $ai1wp_custom_logo : $ai1wp_default_logo;
            switch($loderStyle){
                case '1':
                    echo '<div class="preloader ai1wp-style-1">
                        <figure>
                            <img src="'. $logo .'" alt="Image">
                        </figure>
                    </div>';
                    // die;
                break;
                
                case '2':
                    echo '<div class="preloader ai1wp-style-2"></div>';
                break;

                case '3':
                    echo '<div class="loader-wrap">
                        <div class="ai1wp-style-3">
                            <div class="ai1wp-style-3-close">Preloader Close</div>
                        </div>
                        <div class="layer layer-one"><span class="overlay"></span></div>
                        <div class="layer layer-two"><span class="overlay"></span></div>
                        <div class="layer layer-three"><span class="overlay"></span></div>
                    </div>';
                break;

                default:
                echo '<div class="preloader ai1wp-style-1">
                    <figure>
                        <img src="'. $logo .'" alt="Image">
                    </figure>
                </div>';
                break;
            }
            
        }
    }
    add_action('wp_body_open','ai1wp_preloader');
}

/*--------------------------------------------------------------
// Preloader Dynamic Style
--------------------------------------------------------------*/
if( ! function_exists('ai1wp_preloader_dynamic_style') ){
    function ai1wp_preloader_dynamic_style(){
        $loader_number = esc_html(carbon_get_theme_option('ai1wp_layout_style'));
        $ai1wp_bg_color = esc_attr(carbon_get_theme_option('ai1wp_bg_color'));
        $ai1wp_logo = esc_url(carbon_get_theme_option('ai1wp_img'));
        $ai1wp_default_logo = esc_url( AI1WP_URL . '/assets/images/ai1wp.png' );
        $logo = $ai1wp_logo ? $ai1wp_logo : $ai1wp_default_logo;
        if( $loader_number != 1 ){
            echo '
            <style>
                .ai1wp-style-'.$loader_number.'{
                    background-color: '.$ai1wp_bg_color.';
                    background-image: url('. $logo .');
                }
            </style>';
        }else{
            echo '
            <style>
                .ai1wp-style-'.$loader_number.'{
                    background-color: '.$ai1wp_bg_color.';
                }
            </style>';
        }

    }
    add_action('wp_head','ai1wp_preloader_dynamic_style');
}