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<?php |
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if ( ! defined( 'ABSPATH' ) ) { |
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die( 'You are not allowed to call this page directly.' ); |
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} |
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class FrmFormTemplateApi extends FrmFormApi { |
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protected static $code_option_name = 'frm_free_license_code'; |
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private static $base_api_url = 'https://formidableforms.com/wp-json/form-templates/v1/'; |
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protected static $free_license; |
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/** |
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* @since 3.06 |
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*/ |
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protected function set_cache_key() { |
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$this->cache_key = 'frm_form_templates_l'; |
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if ( ! empty( $this->license ) ) { |
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$this->cache_key .= md5( $this->license ); |
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} else { |
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$free_license = $this->get_free_license(); |
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if ( $free_license ) { |
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$this->cache_key .= md5( $free_license ); |
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} |
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} |
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} |
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/** |
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* @since 3.06 |
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*/ |
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protected function api_url() { |
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$url = self::$base_api_url . 'list'; |
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if ( empty( $this->license ) ) { |
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$free_license = $this->get_free_license(); |
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if ( $free_license ) { |
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$url .= '?l=' . urlencode( base64_encode( $free_license ) ); |
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$url .= '&v=' . FrmAppHelper::plugin_version(); |
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} |
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} |
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return $url; |
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} |
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/** |
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* @since 3.06 |
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*/ |
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protected function skip_categories() { |
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return array(); |
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} |
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/** |
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* @return string |
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*/ |
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public function get_free_license() { |
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if ( ! isset( self::$free_license ) ) { |
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self::$free_license = get_option( self::$code_option_name ); |
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} |
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return self::$free_license; |
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} |
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/** |
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* Check to make sure the free code is being used. |
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* |
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* @since 4.09.02 |
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*/ |
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public function has_free_access() { |
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$free_access = $this->get_free_license(); |
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if ( ! $free_access ) { |
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return false; |
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} |
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$templates = $this->get_api_info(); |
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$contact_form = 20872734; |
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return isset( $templates[ $contact_form ] ) && ! empty( $templates[ $contact_form ]['url'] ); |
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} |
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/** |
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* @param string $code the code from the email sent for the API |
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*/ |
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private static function verify_code( $code ) { |
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$base64_code = base64_encode( $code ); |
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$api_url = self::$base_api_url . 'code?l=' . urlencode( $base64_code ); |
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$response = wp_remote_get( $api_url ); |
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self::handle_verify_response_errors_if_any( $response ); |
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$decoded = json_decode( $response['body'] ); |
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$successful = ! empty( $decoded->response ); |
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if ( $successful ) { |
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self::on_api_verify_code_success( $code ); |
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} else { |
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wp_send_json_error( new WP_Error( $decoded->code, $decoded->message ) ); |
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} |
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} |
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private static function clear_template_cache_before_getting_free_templates() { |
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delete_option( 'frm_form_templates_l' ); |
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} |
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/** |
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* @param array $response |
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*/ |
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private static function handle_verify_response_errors_if_any( $response ) { |
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if ( is_wp_error( $response ) ) { |
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wp_send_json_error( $response ); |
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} |
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if ( ! is_array( $response ) ) { |
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wp_send_json_error(); |
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} |
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} |
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/** |
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* @param string $code the base64 encoded code |
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*/ |
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private static function on_api_verify_code_success( $code ) { |
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self::$free_license = $code; |
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update_option( self::$code_option_name, $code, 'no' ); |
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$data = array(); |
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$key = FrmAppHelper::get_param( 'key', '', 'post', 'sanitize_key' ); |
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if ( $key ) { |
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self::clear_template_cache_before_getting_free_templates(); |
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$data['urlByKey'] = array(); |
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$api = new self(); |
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$templates = $api->get_api_info(); |
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foreach ( $templates as $template ) { |
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if ( ! isset( $template['url'] ) || ! in_array( 'free', $template['categories'], true ) ) { |
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continue; |
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} |
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$data['urlByKey'][ $template['key'] ] = $template['url']; |
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} |
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if ( ! isset( $data['urlByKey'][ $key ] ) ) { |
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$error = new WP_Error( 400, 'We were unable to retrieve the template' ); |
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wp_send_json_error( $error ); |
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} |
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$data['url'] = $data['urlByKey'][ $key ]; |
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} |
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wp_send_json_success( $data ); |
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} |
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/** |
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* AJAX Hook for signing free users up for a template API key |
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*/ |
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public static function signup() { |
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$code = FrmAppHelper::get_param( 'code', '', 'post' ); |
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if ( ! $code ) { |
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wp_send_json_error(); |
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} |
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self::verify_code( $code ); |
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} |
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} |
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Strategy11 /
formidable-forms
