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Filename : class-migration.php
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<?php
/**
 * Forminator Migration
 *
 * @package Forminator
 */

if ( ! defined( 'ABSPATH' ) ) {
	die();
}

/**
 * Class Forminator_Migration
 */
class Forminator_Migration {

	/**
	 * Static method to combine all settings migrations
	 *
	 * @param mixed $settings Settings.
	 * @param array $fields Fields.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_custom_form_settings( $settings, $fields ) {
		$version = self::get_version( $settings );

		if ( ! is_array( $settings ) ) {
			return $settings;
		}

		// skip alpha/beta ... from migration.
		if ( version_compare( $version, '1.6-alpha.1', 'lt' ) ) {
			/**
			 * Migrate pagination settings
			 *
			 * @since 1.6
			 */
			$settings = self::migrate_pagination_settings_1_6( $settings );

			/**
			 * Migrate submit data
			 *
			 * @since 1.6
			 */
			$settings = self::migrate_submit_props_1_6( $settings );

			/**
			 * Migrate padding & border settings
			 *
			 * @since 1.6
			 */
			$settings = self::migrate_padding_border_settings_1_6( $settings );

			/**
			 * Migrate custom font settings
			 *
			 * @since 1.6
			 */
			$settings = self::migrate_custom_fonts_1_6( $settings );
		}

		if ( version_compare( $version, '1.6.1.alpha-1', 'lt' ) ) {
			/**
			 * Migrate padding & border settings
			 *
			 * @since 1.6
			 */
			$settings = self::migrate_padding_border_settings_1_6_1( $settings );
		}

		/**
		 * Migrate Page break settings
		 *
		 * @since 1.7.4
		 */
		$settings = self::migrate_pagination_form_settings( $settings, $fields );

		if ( version_compare( $version, '1.37', 'lt' ) ) {
			/**
			 * Migrate Data Storage settings
			 *
			 * @since 1.15.12
			 */
			$settings = self::migrate_data_storage_settings( $settings );
		}

		/**
		 * Migrate behaviour settings
		 *
		 * @since 1.15.12
		 */
		$settings = self::migrate_data_behaviour_settings( $settings, $fields );

		if ( version_compare( $version, '1.37', 'lt' ) ) {
			/**
			 * Migrate appearance settings.
			 *
			 * @since 1.36
			 */
			$settings = self::migrate_appearance_settings( $settings );
		}

		return $settings;
	}

	/**
	 * Static method to combine all field migrations
	 *
	 * @param array  $field Field.
	 * @param string $settings Settings.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_field( $field, $settings ) {
		if ( isset( $settings['version'] ) ) {
			$version = $settings['version'];
		} else {
			$version = FORMINATOR_VERSION;
		}

		// Fallback if field type is undefined.
		if ( ! isset( $field['type'] ) ) {
			return $field;
		}

		// Skip alpha/beta ... from migration.
		if ( version_compare( $version, '1.6-alpha.1', 'lt' ) ) {

			/**
			 * Migrate to new field types
			 *
			 * @since 1.6
			 */
			$field = self::migrate_field_types_1_6( $field );

			/**
			 * Migrate invisible captcha
			 *
			 * @since 1.6
			 */
			$field = self::migrate_invisible_captcha_1_6( $field );

			/**
			 * Migrate email validation
			 *
			 * @since 1.6
			 */
			$field = self::migrate_email_validation_1_6( $field );

			/**
			 * Migrate name field required
			 *
			 * @since 1.6
			 */
			$field = self::migrate_multiple_required_1_6( $field );

			/**
			 * Migrate section border
			 *
			 * @since 1.6
			 */
			$field = self::migrate_section_border_1_6( $field, $settings );

			/**
			 * Migrate phone field validation
			 *
			 * @since 1.6
			 */
			$field = self::migrate_phone_validation_1_6( $field );

			/**
			 * Migrate conditions
			 *
			 * @since 1.6
			 */
			$field = self::migrate_field_conditions_1_6( $field );

			/**
			 * Migrate text_limit on `text` field
			 *
			 * @since 1.6
			 */
			$field = self::migrate_text_limit_1_6( $field );

		}

		if ( version_compare( $version, '1.7.alpha-1', 'lt' ) ) {
			return $field;
		}

		/**
		 * Migrate Phone validation
		 *
		 * @since 1.14
		 */
		$field = self::migrate_phone_validation_field( $field );

		/**
		 * Migrate Page_break field border
		 *
		 * @since 1.7.4
		 */
		$field = self::migrate_page_break_pagination_field( $field );

		/**
		 * Migrate text_limit on `text` field
		 *
		 * @since 1.6
		 */
		$field = self::migrate_date_limit_1_13( $field );

		/**
		 * Migrate Payment plan on `stripe` field
		 *
		 * @since 1.15
		 */
		$field = self::migrate_payment_plan_field( $field );

		/**
		 * Migrate captcha provider field
		 *
		 * @since 1.15.8
		 */
		$field = self::migrate_captcha_provider_field( $field );

		return $field;
	}

	/**
	 * Static method to combine all settings migrations
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6.1
	 *
	 * @return mixed
	 */
	public static function migrate_polls_settings( $settings ) {
		$version = self::get_version( $settings );

		if ( ! is_array( $settings ) ) {
			return $settings;
		}

		if ( version_compare( $version, '1.6.1.alpha-1', 'lt' ) ) {
			/**
			 * Migrate colors settings
			 *
			 * @since 1.6.1
			 */
			$settings = self::migrate_colors_settings_1_6_1( $settings );

			/**
			 * Migrate padding & border settings
			 *
			 * @since 1.6.1
			 */
			$settings = self::migrate_padding_border_settings_1_6_1( $settings );
		}

		if ( version_compare( $version, '1.37', 'lt' ) ) {
			/**
			 * Migrate Data Storage settings
			 *
			 * @since 1.15.12
			 */
			$settings = self::migrate_data_storage_settings( $settings );
		}

		return $settings;
	}

	/**
	 * Static method to combine all settings migrations
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6.1
	 *
	 * @return mixed
	 */
	public static function migrate_quizzes_settings( $settings ) {
		$version = self::get_version( $settings );

		if ( ! is_array( $settings ) ) {
			return $settings;
		}

		if ( version_compare( $version, '1.6.2.alpha-1', 'lt' ) ) {
			/**
			 * Migrate colors settings
			 *
			 * @since 1.6.2
			 */
			$settings = self::migrate_share_settings_1_6_2( $settings );
		}

		if ( version_compare( $version, '1.37', 'lt' ) ) {
			/**
			 * Migrate Data Storage settings
			 *
			 * @since 1.15.12
			 */
			$settings = self::migrate_data_storage_settings( $settings );
		}

		return $settings;
	}

	/**
	 * Migrate Leads Forms (change their post_status)
	 */
	public static function migrate_leads_forms() {
		$args = array(
			'post_type'    => 'forminator_forms',
			'post_status'  => 'any',
			'fields'       => 'ids',
			'numberposts'  => -1,
			'meta_key'     => 'forminator_form_meta', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key
			'meta_value'   => 'form-type";s:5:"leads"', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value
			'meta_compare' => 'LIKE',
		);

		$leads_forms = get_posts( $args );

		foreach ( $leads_forms as $id ) {
			wp_update_post(
				array(
					'ID'          => $id,
					'post_status' => 'leads',
				)
			);
		}
	}

	/**
	 * Migrate new field types from 1.6 version
	 *
	 * @param array $field Field.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_field_types_1_6( $field ) {
		// Migrate text to textarea.
		if ( 'text' === $field['type'] && isset( $field['input_type'] ) && 'paragraph' === $field['input_type'] ) {
			$field['type'] = 'textarea';
		}

		// Migrate text to textarea.
		if ( 'select' === $field['type'] && isset( $field['value_type'] ) && 'radio' === $field['value_type'] ) {
			$field['type'] = 'radio';
		}

		// Migrate multi select to select.
		if ( 'checkbox' === $field['type'] && ( isset( $field['value_type'] ) && 'multiselect' === $field['value_type'] ) ) {
			$field['type'] = 'select';
		}

		return $field;
	}

	/**
	 * Migrate invisible captcha from 1.6 version
	 *
	 * @param array $field Field.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_invisible_captcha_1_6( $field ) {

		if ( 'captcha' === $field['type'] ) {
			$is_invisible_captcha = isset( $field['invisible_captcha'] ) ? filter_var( $field['invisible_captcha'], FILTER_VALIDATE_BOOLEAN ) : false;
			if ( $is_invisible_captcha ) {
				$field['captcha_type'] = 'invisible';
			}
			unset( $field['invisible_captcha'] );
		}

		return $field;
	}

	/**
	 * Migrate email validation
	 *
	 * @param array $field Field.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_email_validation_1_6( $field ) {

		// Migrate email validation message.
		if ( 'email' === $field['type'] ) {
			$validation_text = isset( $field['validation_text'] ) ? $field['validation_text'] : '';
			if ( ! empty( $validation_text ) ) {
				$field['validation_message'] = $validation_text;
			}
			unset( $field['validation_text'] );
		}

		return $field;
	}

	/**
	 * Migration section border settings
	 *
	 * @param array $field Field.
	 * @param array $settings Settings.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_section_border_1_6( $field, $settings ) {
		if ( 'section' === $field['type'] ) {
			$has_border = $field['section_border'];
			$has_border = filter_var( $has_border, FILTER_VALIDATE_BOOLEAN );

			// Check if we need migration.
			if ( $has_border && ! isset( $field['border_width'] ) && ! isset( $field['border_color'] ) ) {
				$field['section_border'] = 'solid';
				$field['border_width']   = '1';
				$field['border_color']   = $settings['cform-section-border-color'];
			}
		}

		return $field;
	}

	/**
	 * Migrate phone field validation
	 *
	 * @param array $field Field.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_phone_validation_1_6( $field ) {
		if ( isset( $field['validation'] ) ) {
			if ( true === $field['validation'] ) {
				$field['validation'] = 'true';
			} else {
				$field['validation'] = 'false';
			}
		}

		return $field;
	}

	/**
	 * Migrate multiple fields required
	 *
	 * @param array $field Field.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_multiple_required_1_6( $field ) {

		// migrate name required to multi.
		if ( 'name' === $field['type'] ) {
			$is_multi        = isset( $field['multiple_name'] ) ? filter_var( $field['multiple_name'], FILTER_VALIDATE_BOOLEAN ) : false;
			$is_old_required = isset( $field['required'] ) ? filter_var( $field['required'], FILTER_VALIDATE_BOOLEAN ) : false;
			if ( $is_multi && $is_old_required ) {
				$field['prefix_required'] = true;
				$field['fname_required']  = true;
				$field['mname_required']  = true;
				$field['lname_required']  = true;
				unset( $field['required'] );
			}
		}

		// migrate address required to multi.
		if ( 'address' === $field['type'] ) {
			$is_old_required = isset( $field['required'] ) ? filter_var( $field['required'], FILTER_VALIDATE_BOOLEAN ) : false;
			if ( $is_old_required ) {
				$field['street_address_required']  = true;
				$field['address_line_required']    = true;
				$field['address_city_required']    = true;
				$field['address_state_required']   = true;
				$field['address_zip_required']     = true;
				$field['address_country_required'] = true;
				unset( $field['required'] );
			}
		}

		return $field;
	}

	/**
	 * Migrate new pagination settings
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_pagination_settings_1_6( $settings ) {

		if ( isset( $settings['pagination-header-design'] ) ) {
			if ( 'bar' === $settings['pagination-header-design'] || 'nav' === $settings['pagination-header-design'] ) {
				$settings['pagination-header']        = $settings['pagination-header-design'];
				$settings['pagination-header-design'] = 'show';
			}
		} else {
			$settings['pagination-header-design'] = 'off';
		}

		if ( isset( $settings['pagination-footer-button'] ) || isset( $settings['pagination-right-button'] ) ) {
			$settings['pagination-labels'] = 'custom';
		}

		return $settings;
	}

	/**
	 * Migrate new padding settings
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_padding_border_settings_1_6( $settings ) {
		if ( ! isset( $settings['form-padding'] ) ) {
			$settings['form-padding'] = 'custom';
		}

		if ( ! isset( $settings['form-border'] ) ) {
			$settings['form-border'] = 'custom';
		}

		return $settings;
	}

	/**
	 * Migrate new padding settings
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6.1
	 *
	 * @return mixed
	 */
	public static function migrate_padding_border_settings_1_6_1( $settings ) {
		if ( ! isset( $settings['poll-padding'] ) ) {
			$settings['poll-padding'] = 'custom';
		}

		if ( ! isset( $settings['poll-border'] ) ) {
			$settings['poll-border'] = 'custom';
		}

		return $settings;
	}

	/**
	 * Migrate new padding settings
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6.1
	 *
	 * @return mixed
	 */
	public static function migrate_colors_settings_1_6_1( $settings ) {
		if ( ! isset( $settings['poll-colors'] ) ) {
			$settings['poll-colors'] = 'true';
		}

		return $settings;
	}

	/**
	 * Migrate custom font settings
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_custom_fonts_1_6( $settings ) {
		if ( ! isset( $settings['form-font-family'] ) ) {
			$needs_migration = false;

			// List of old font toggles.
			$old_settings = array(
				'cform-label-font-settings',
				'cform-input-font-settings',
				'cform-radio-font-settings',
				'cform-select-font-settings',
				'cform-dropdown-font-settings',
				'cform-button-font-settings',
				'cform-timeline-font-settings',
				'cform-pagination-font-settings',
			);

			// Check if we have enabled custom font settings.
			foreach ( $old_settings as $prop ) {
				if ( isset( $settings[ $prop ] ) && $settings[ $prop ] ) {
					$needs_migration = true;
				}
			}

			// We need to migrate.
			if ( $needs_migration ) {
				// Update new property.
				$settings['form-font-family'] = 'custom';

				// Unset all old properties.
				foreach ( $old_settings as $prop ) {
					unset( $settings[ $prop ] );
				}
			}
		}

		return $settings;
	}

	/**
	 * Migrate submit data
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_submit_props_1_6( $settings ) {
		if ( ! isset( $settings['submitData'] ) ) {
			$settings['submitData'] = array();
		}

		if ( isset( $settings['use-custom-submit'] ) && $settings['use-custom-submit'] && isset( $settings['custom-submit-text'] ) ) {
			$settings['submitData']['custom-submit-text'] = $settings['custom-submit-text'];
		}
		unset( $settings['use-custom-submit'] );
		unset( $settings['custom-submit-text'] );

		if ( isset( $settings['use-custom-invalid-form'] ) && $settings['use-custom-invalid-form'] && isset( $settings['custom-invalid-form-message'] ) ) {
			$settings['submitData']['custom-invalid-form-message'] = $settings['custom-invalid-form-message'];
		}
		unset( $settings['use-custom-invalid-form'] );
		unset( $settings['custom-invalid-form-message'] );

		return $settings;
	}

	/**
	 * Check if migration is needed
	 *
	 * @param string $version Version.
	 *
	 * @since 1.6
	 *
	 * @return bool
	 */
	public static function skip_migration( $version ) {
		if ( FORMINATOR_VERSION === $version ) {
			return true;
		}

		return false;
	}

	/**
	 * Get form version
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6
	 *
	 * @return string
	 */
	public static function get_version( $settings ) {
		if ( isset( $settings['version'] ) && ! empty( $settings['version'] ) ) {
			return $settings['version'];
		}

		return '1.0';
	}

	/**
	 * Migrate conditions struct
	 *
	 * @since 1.6
	 *
	 * @param array $field Field.
	 *
	 * @return mixed
	 */
	public static function migrate_field_conditions_1_6( $field ) {
		if ( isset( $field['use_conditions'] ) ) {
			$use_condition = filter_var( $field['use_conditions'], FILTER_VALIDATE_BOOLEAN );
			if ( ! $use_condition ) {
				unset( $field['conditions'] );
			}
			unset( $field['use_conditions'] );
		}

		return $field;
	}

	/**
	 * Migrate `text_limit` to `limit`
	 *
	 * @param array $field Field.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_text_limit_1_6( $field ) {
		// Migrate text_limit to limit.
		// text area added here because its executed after types migrated.
		if ( 'text' === $field['type'] || 'textarea' === $field['type'] ) {
			if ( isset( $field['text_limit'] ) ) {
				$has_limit = filter_var( $field['text_limit'], FILTER_VALIDATE_BOOLEAN );
				if ( ! $has_limit ) {
					unset( $field['limit'] );
				}
				unset( $field['text_limit'] );
			}
		}

		return $field;
	}

	/**
	 * Migrate share settings
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.6.2
	 *
	 * @return mixed
	 */
	public static function migrate_share_settings_1_6_2( $settings ) {
		if ( isset( $settings['facebook'] ) || isset( $settings['twitter'] ) || isset( $settings['google'] ) || isset( $settings['linkedin'] ) ) {
			$settings['enable-share'] = 'on';
		}

		return $settings;
	}

	/**
	 * Migrate Pagination settings
	 *
	 * @param array $field Field.
	 *
	 * @since 1.7.4
	 *
	 * @return mixed
	 */
	public static function migrate_page_break_pagination_field( $field ) {

		// Migrate page break.
		if ( 'pagination' === $field['type'] ) {
			$field['type'] = 'page-break';
			$element_id    = $field['element_id'];
			$element_num   = explode( '-', $element_id );
			if ( isset( $element_num[1] ) ) {
				$element_id = $field['type'] . '-' . $element_num[1];
			}

			$field['element_id'] = $element_id;
		}

		return $field;
	}

	/**
	 * Migrate Date limit
	 *
	 * @param array $field Field.
	 *
	 * @since 1.13
	 *
	 * @return mixed
	 */
	public static function migrate_date_limit_1_13( $field ) {

		// Migrate page break.
		if ( 'date' === $field['type'] ) {
			if ( isset( $field['howto-restrict'] ) && 'custom' === $field['howto-restrict'] ) {
				$field['howto-restrict'] = 'all';
				$disable_date            = array();
				if ( isset( $field['date_multiple'] ) && ! empty( $field['date_multiple'] ) ) {
					foreach ( $field['date_multiple'] as $key => $date ) {
						$disable_date[] = gmdate( 'm/d/Y', strtotime( $date['value'] ) );
					}
					$field['disabled-dates'] = $disable_date;
				}
			}
			if ( isset( $field['min_year'] ) && ! empty( $field['min_year'] ) && ! isset( $field['start-date'] ) ) {
				$field['start-date']          = 'specific';
				$field['start-specific-date'] = date_i18n( 'm/d/Y', strtotime( '1/1/' . $field['min_year'] ) );
			}
			if ( isset( $field['max_year'] ) && ! empty( $field['max_year'] ) && ! isset( $field['end-date'] ) ) {
				$field['end-date']          = 'specific';
				$field['end-specific-date'] = date_i18n( 'm/d/Y', strtotime( '12/31/' . $field['max_year'] ) );
			}
		}

		return $field;
	}

	/**
	 * Pagination settings migrations
	 *
	 * @param array $settings Settings.
	 * @param array $fields Fields.
	 *
	 * @since 1.7.4
	 *
	 * @return mixed
	 */
	public static function migrate_pagination_form_settings( $settings, $fields ) {

		if ( empty( $settings ) || ! is_array( $settings ) ) {
			return $settings;
		}

		if ( empty( $fields ) ) {
			return $settings;
		}

		foreach ( $fields as $field ) {
			if ( isset( $field['type'] ) && 'pagination' === $field['type'] ) {
				$element_id  = $field['element_id'];
				$element_num = explode( '-', $element_id );
				if ( isset( $element_num[1] ) ) {
					$element_id = 'page-break-' . $element_num[1];
				}
				if ( isset( $field['pagination-label'] ) ) {
					$settings['paginationData'][ $element_id . '-steps' ] = $field['pagination-label'];
				}

				if ( isset( $field['pagination-labels'] ) && 'custom' === $field['pagination-labels'] ) {
					$settings['paginationData']['pagination-labels'] = $field['pagination-labels'];
				}

				if ( isset( $field['pagination-footer-button-text'] ) ) {
					$settings['paginationData'][ $element_id . '-previous' ] = $field['pagination-footer-button-text'];
				}

				if ( ! isset( $settings['paginationData'][ $element_id . '-next' ] ) && isset( $field['pagination-right-button-text'] ) ) {
					$settings['paginationData'][ $element_id . '-next' ] = $field['pagination-right-button-text'];
				}
			}
		}

		if ( ! isset( $settings['paginationData']['pagination-header-design'] ) && isset( $settings['pagination-header-design'] ) ) {
			$settings['paginationData']['pagination-header-design'] = $settings['pagination-header-design'];
		}

		if ( ! isset( $settings['paginationData']['pagination-header'] ) && isset( $settings['pagination-header'] ) ) {
			$settings['paginationData']['pagination-header'] = $settings['pagination-header'];
		}

		return $settings;
	}

	/**
	 * Static method to combine all notification migrations
	 *
	 * @param array $notifications Notifications.
	 * @param array $settings Settings.
	 * @param array $forms Forms.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_custom_form_notifications( $notifications, $settings, $forms ) {
		if ( ! isset( $forms['notifications'] ) ) {
			if ( isset( $settings['use-admin-email'] ) && ! empty( $settings['use-admin-email'] ) ) {
				$admin_args = array(
					'slug'             => 'notification-1111-2222',
					'label'            => 'Admin Email',
					'email-recipients' => 'default',
					'email-attachment' => 'false',
				);
				if ( ! empty( $settings['admin-email-recipients'] ) ) {
					$admin_args['recipients'] = implode( ',', $settings['admin-email-recipients'] );
				}
				if ( ! empty( $settings['admin-email-cc-address'] ) ) {
					$admin_args['cc-email'] = implode( ',', $settings['admin-email-cc-address'] );
				}
				if ( ! empty( $settings['admin-email-bcc-address'] ) ) {
					$admin_args['bcc-email'] = implode( ',', $settings['admin-email-bcc-address'] );
				}
				if ( ! empty( $settings['admin-email-from-name'] ) ) {
					$admin_args['from-name'] = $settings['admin-email-from-name'];
				}
				if ( ! empty( $settings['admin-email-from-address'] ) ) {
					$admin_args['form-email'] = $settings['admin-email-from-address'];
				}
				if ( ! empty( $settings['admin-email-reply-to-address'] ) ) {
					$admin_args['replyto-email'] = $settings['admin-email-reply-to-address'];
				}
				if ( ! empty( $settings['admin-email-title'] ) ) {
					$admin_args['email-subject'] = $settings['admin-email-title'];
				}
				if ( ! empty( $settings['admin-email-editor'] ) ) {
					$admin_args['email-editor'] = nl2br( $settings['admin-email-editor'] );
				}
				$notifications[] = $admin_args;
			}
			if ( isset( $settings['use-user-email'] ) && ! empty( $settings['use-user-email'] ) ) {
				$user_args = array(
					'slug'             => 'notification-3333-4444',
					'label'            => 'Confirmation Email',
					'email-recipients' => 'default',
				);
				if ( ! empty( $settings['user-email-recipients'] ) ) {
					$user_args['recipients'] = implode( ',', $settings['user-email-recipients'] );
				}
				if ( ! empty( $settings['user-email-cc-address'] ) ) {
					$user_args['cc-email'] = implode( ',', $settings['user-email-cc-address'] );
				}
				if ( ! empty( $settings['user-email-bcc-address'] ) ) {
					$user_args['bcc-email'] = implode( ',', $settings['user-email-bcc-address'] );
				}
				if ( ! empty( $settings['user-email-from-name'] ) ) {
					$user_args['from-name'] = $settings['user-email-from-name'];
				}
				if ( ! empty( $settings['user-email-from-address'] ) ) {
					$user_args['form-email'] = $settings['user-email-from-address'];
				}
				if ( ! empty( $settings['user-email-reply-to-address'] ) ) {
					$user_args['replyto-email'] = $settings['user-email-reply-to-address'];
				}
				if ( ! empty( $settings['user-email-title'] ) ) {
					$user_args['email-subject'] = $settings['user-email-title'];
				}
				if ( ! empty( $settings['user-email-editor'] ) ) {
					$user_args['email-editor'] = nl2br( $settings['user-email-editor'] );
				}
				$notifications[] = $user_args;
			}
		}

		return $notifications;
	}

	/**
	 * Static method to combine all quizzes notification migrations
	 *
	 * @param array $notifications Notifications.
	 * @param array $settings Settings.
	 * @param array $forms Forms.
	 *
	 * @since 1.6
	 *
	 * @return mixed
	 */
	public static function migrate_quizzes_notifications( $notifications, $settings, $forms ) {
		if ( ! isset( $forms['notifications'] ) || empty( $forms['notifications'] ) ) {
			if ( isset( $settings['use-admin-email'] ) && ! empty( $settings['use-admin-email'] ) ) {
				$admin_args = array(
					'slug'  => 'notification-1111-2222',
					'label' => 'Admin Email',
				);
				if ( ! empty( $settings['admin-email-recipients'] ) ) {
					$admin_args['recipients'] = implode( ',', $settings['admin-email-recipients'] );
				}
				if ( ! empty( $settings['admin-email-cc-address'] ) ) {
					$admin_args['cc-email'] = implode( ',', $settings['admin-email-cc-address'] );
				}
				if ( ! empty( $settings['admin-email-bcc-address'] ) ) {
					$admin_args['bcc-email'] = implode( ',', $settings['admin-email-bcc-address'] );
				}
				if ( ! empty( $settings['admin-email-from-name'] ) ) {
					$admin_args['from-name'] = $settings['admin-email-from-name'];
				}
				if ( ! empty( $settings['admin-email-from-address'] ) ) {
					$admin_args['form-email'] = $settings['admin-email-from-address'];
				}
				if ( ! empty( $settings['admin-email-reply-to-address'] ) ) {
					$admin_args['replyto-email'] = $settings['admin-email-reply-to-address'];
				}
				if ( ! empty( $settings['admin-email-title'] ) ) {
					$admin_args['email-subject'] = $settings['admin-email-title'];
				}
				if ( ! empty( $settings['admin-email-editor'] ) ) {
					$admin_args['email-editor'] = nl2br( $settings['admin-email-editor'] );
				}
				$notifications[] = $admin_args;
			}
		}

		return $notifications;
	}

	/**
	 * Migrate phone validation
	 *
	 * @param array $field Field.
	 *
	 * @return mixed
	 */
	public static function migrate_phone_validation_field( $field ) {
		if ( 'phone' === $field['type'] ) {
			if ( isset( $field['validation'] ) ) {
				if ( 'true' === $field['validation'] && ! empty( $field['phone_validation_type'] ) ) {
					$field['validation'] = $field['phone_validation_type'];
				}
				if ( 'false' === $field['validation'] ) {
					$field['validation'] = 'none';
				}
			}
		}

		return $field;
	}

	/**
	 * Migrate payment plan
	 *
	 * @param array $field Field.
	 *
	 * @return mixed
	 */
	public static function migrate_payment_plan_field( $field ) {
		if ( 'stripe' === $field['type'] && empty( $field['payments'] ) ) {
			$payment_plan = array(
				'plan_name'                => esc_html__( 'Plan 1', 'forminator' ),
				'payment_method'           => 'single',
				'amount_type'              => isset( $field['amount_type'] ) ? $field['amount_type'] : 'fixed',
				'subscription_amount_type' => 'fixed',
				'quantity_type'            => 'fixed',
				'quantity'                 => '1',
				'bill_input'               => '1',
			);

			if ( isset( $field['amount'] ) ) {
				$payment_plan['amount'] = $field['amount'];
			}
			if ( isset( $field['variable'] ) ) {
				$payment_plan['variable'] = $field['variable'];
			}

			$field['payments'][] = $payment_plan;
		}

		return $field;
	}

	/**
	 * Migrate captcha field
	 *
	 * @param array $field Field.
	 *
	 * @return mixed
	 */
	public static function migrate_captcha_provider_field( $field ) {
		if ( 'captcha' === $field['type'] ) {
			if ( ! isset( $field['captcha_provider'] ) ) {
				$field['captcha_provider'] = 'recaptcha';
			}
		}

		return $field;
	}

	/**
	 *  Migrate Data storage setting - Enabled by default
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.15.12
	 *
	 * @return mixed
	 */
	public static function migrate_data_storage_settings( $settings ) {
		if (
			(
				! isset( $settings['store'] ) &&
				! isset( $settings['store_submissions'] )
			) ||
			(
				isset( $settings['store'] ) &&
				! filter_var( $settings['store'], FILTER_VALIDATE_BOOLEAN )
			)
		) {

			$settings['store_submissions'] = '1';

		} elseif (
			isset( $settings['store'] ) &&
			filter_var( $settings['store'], FILTER_VALIDATE_BOOLEAN )
		) {

			$settings['store_submissions'] = '';
		}

		unset( $settings['store'] );

		return $settings;
	}

	/**
	 * Migrate Behaviour data
	 *
	 * @param array $settings Settings.
	 * @param array $fields Fields.
	 *
	 * @return mixed
	 */
	public static function migrate_data_behaviour_settings( $settings, $fields ) {
		if ( empty( $fields ) ) {
			return $settings;
		}

		foreach ( $fields as $field ) {
			if ( isset( $field['type'] ) && 'stripe' === $field['type'] ) {
				$settings['enable-ajax'] = 'true';
			}
		}
		return $settings;
	}

	/**
	 * Migrate appearance settings
	 *
	 * @param array $settings Settings.
	 *
	 * @since 1.36
	 *
	 * @return mixed
	 */
	public static function migrate_appearance_settings( $settings ) {
		$form_style = $settings['form-style'] ?? 'default';

		if ( isset( $settings['form-substyle'] ) || in_array( $form_style, array( 'basic', 'none' ), true ) ) {
			return $settings;
		}

		$settings['form-substyle'] = $form_style;
		$settings['form-style']    = 'default';

		return $settings;
	}
}