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class-auxels-envato-elements.php
132 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Main class for comunicating with envato elements |
| 4 | * |
| 5 | * |
| 6 | * @package Auxin |
| 7 | * @license LICENSE.txt |
| 8 | * @author averta |
| 9 | * @link http://phlox.pro/ |
| 10 | * @copyright (c) 2010-2026 averta |
| 11 | */ |
| 12 | |
| 13 | // no direct access allowed |
| 14 | if ( ! defined('ABSPATH') ) exit; |
| 15 | |
| 16 | /*--------------------------------*/ |
| 17 | |
| 18 | |
| 19 | class Auxels_Envato_Elements { |
| 20 | |
| 21 | /** |
| 22 | * Instance of this class. |
| 23 | * |
| 24 | * @var object |
| 25 | */ |
| 26 | protected static $instance = null; |
| 27 | |
| 28 | public $extension_base_endpoint = 'https://api.extensions.envato.com'; |
| 29 | |
| 30 | public $token_verification_endpoint = 'https://api.extensions.envato.com/extensions/user_info'; |
| 31 | |
| 32 | /** |
| 33 | * Return an instance of this class. |
| 34 | * |
| 35 | * @return object A single instance of this class. |
| 36 | */ |
| 37 | public static function get_instance() { |
| 38 | |
| 39 | // If the single instance hasn't been set, set it now. |
| 40 | if ( null == self::$instance ) { |
| 41 | self::$instance = new self; |
| 42 | } |
| 43 | |
| 44 | return self::$instance; |
| 45 | } |
| 46 | |
| 47 | public function __construct() { |
| 48 | add_action( 'wp_ajax_aux_verify_envato_elements_token', array( $this, 'ajax_verify_token' ) ); |
| 49 | } |
| 50 | |
| 51 | private function encode_url_parameter( $parameter ) { |
| 52 | $parameter = html_entity_decode( $parameter, ENT_QUOTES | ENT_XML1, 'UTF-8' ); |
| 53 | $parameter = str_replace( '#', '', $parameter ); |
| 54 | |
| 55 | return urlencode( $parameter ); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Token generator url |
| 60 | * |
| 61 | * @return string |
| 62 | */ |
| 63 | public function get_token_url() { |
| 64 | $extension_description = trim( get_bloginfo( 'name' ) ); |
| 65 | if ( strlen( $extension_description ) > 0 ) { |
| 66 | $extension_description .= ' (' . get_home_url() . ')'; |
| 67 | } else { |
| 68 | $extension_description = get_home_url(); |
| 69 | } |
| 70 | $extension_description = substr( $extension_description, 0, 254 ); |
| 71 | |
| 72 | return $this->extension_base_endpoint . "/extensions/begin_activation?extension_id=" . md5( get_site_url() ) . "&extension_type=envato-wordpress&extension_description=" . $this->encode_url_parameter( $extension_description ); |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Verify Envato Elemnents token |
| 77 | */ |
| 78 | public function ajax_verify_token() { |
| 79 | wp_send_json( $this->verify_token() ); |
| 80 | } |
| 81 | |
| 82 | public function verify_token() { |
| 83 | |
| 84 | if ( ! empty( get_option( 'phlox_envato_elements_token', '' ) ) ) { |
| 85 | return array( 'status' => true, 'message' => __( 'Token is valid.', 'auxin-elements') ); |
| 86 | } |
| 87 | |
| 88 | if ( ! current_user_can('manage_options') ) { |
| 89 | return array( 'status' => false, 'message' => __( "Access Denied: You don't have the required permissions!", 'auxin-elements') ); |
| 90 | } |
| 91 | |
| 92 | $extension_id = md5( get_site_url() ); |
| 93 | $token = sanitize_text_field( $_POST['token'] ); |
| 94 | |
| 95 | $args['headers'] = array( |
| 96 | 'Extensions-Extension-Id' => $extension_id, |
| 97 | 'Extensions-Token' => $token |
| 98 | ); |
| 99 | |
| 100 | $response = wp_remote_get( $this->token_verification_endpoint, $args ); |
| 101 | |
| 102 | if ( $response && ! is_wp_error( $response ) ) { |
| 103 | $response = json_decode( $response['body'], true ); |
| 104 | if ( isset( $response['error'] ) && isset( $response['error']['message'] ) ) { |
| 105 | return array( 'status' => false, 'message' => $response['error']['message'] ); |
| 106 | } |
| 107 | |
| 108 | if ( isset( $response['subscription_status'] ) && $response['subscription_status'] == 'paid' ) { |
| 109 | update_option( 'phlox_envato_elements_token', $token ); |
| 110 | return array( 'status' => true, 'message' => __( 'Token is valid.', 'auxin-elements' ) ); |
| 111 | } else { |
| 112 | return array( 'status' => false, 'message' => __( ' Token is not valid.', 'auxin-elements' ) ); |
| 113 | } |
| 114 | } else { |
| 115 | if ( is_wp_error( $response ) ) { |
| 116 | return array( 'status' => false, 'message' => $response->get_error_message() ); |
| 117 | } else { |
| 118 | return array( 'status' => false, 'message' => __( 'Something went wrong. Please try again later', 'auxin-elements' ) ); |
| 119 | } |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * Check if envato elements token provided or not |
| 125 | */ |
| 126 | public function is_envato_element_enabled() { |
| 127 | return ! empty( get_option( 'phlox_envato_elements_token', '' ) ); |
| 128 | } |
| 129 | |
| 130 | } // end widget class |
| 131 | |
| 132 |