first commit

wp-content/plugins/flexible-checkout-fields/classes/filed-validation.php

@@ -0,0 +1,104 @@
+<?php
+
+use WPDesk\FCF\Free\Field\Type\FileType;
+use WPDesk\FCF\Free\Field\Type\MultiCheckboxType;
+use WPDesk\FCF\Free\Field\Type\MultiSelectType;
+use WPDesk\FCF\Free\Field\Type\TextareaType;
+
+if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
+
+class Flexible_Checkout_Fields_Field_Validation {
+
+	/**
+	 * @var Flexible_Checkout_Fields_Plugin
+	 */
+	protected $plugin;
+
+	/**
+	 * Flexible_Checkout_Fields_Field_Validation constructor.
+	 *
+	 * @param Flexible_Checkout_Fields_Plugin $plugin
+	 */
+	public function __construct( $plugin ) {
+		$this->plugin = $plugin;
+	}
+
+	/**
+	 *
+	 */
+	public function hooks() {
+		add_action( 'woocommerce_after_checkout_validation', array( $this, 'woocommerce_after_checkout_validation_action' ) );
+		add_filter( 'woocommerce_checkout_required_field_notice', array( $this, 'woocommerce_checkout_required_field_notice_filter' ), 10, 2 );
+	}
+
+	public function woocommerce_checkout_required_field_notice_filter( $notice, $field_label ) {
+		$field_label = strip_tags( $field_label );
+		$notice = sprintf( __( '%s is a required field.', 'woocommerce' ), '<strong>' . $field_label . '</strong>' );
+		return $notice;
+	}
+
+	/**
+	 * @param $data
+	 */
+	public function woocommerce_after_checkout_validation_action( $data ) {
+		foreach ( $data as $field => $value ) {
+			do_action( 'flexible_checkout_fields_validate_' . $field, $value );
+		}
+		$settings = $this->plugin->get_settings();
+		$custom_validations = $this->get_custom_validations();
+		foreach ( $settings as $section => $fields ) {
+			foreach ( $fields as $field_key => $field ) {
+				if ( isset( $_POST[$field_key] ) && !empty( $field['validation'] ) && array_key_exists( $field['validation'], $custom_validations ) ) {
+					call_user_func( $custom_validations[$field['validation']]['callback'], $field['label'], sanitize_textarea_field($_POST[$field_key]), $field );
+				}
+				if ( ! ( $field['custom_field'] ?? false ) ) {
+					continue;
+				}
+
+				if ( in_array( $field['type'], [ TextareaType::FIELD_TYPE ] ) ) {
+					$value = sanitize_textarea_field( wp_unslash( $_POST[ $field_key ] ?? '' ) );
+				} elseif ( in_array( $field['type'], [ MultiCheckboxType::FIELD_TYPE, MultiSelectType::FIELD_TYPE, FileType::FIELD_TYPE ] ) ) {
+					$value = json_encode( wp_unslash( $_POST[ $field_key ] ?? [] ) );
+				} else {
+					$value = sanitize_text_field( wp_unslash( $_POST[ $field_key ] ?? '' ) );
+				}
+
+				do_action( 'flexible_checkout_fields_validate_' . $field['type'], $value, $field );
+			}
+		}
+	}
+
+	/**
+	 * Get custom validations.
+	 *
+	 * @param string $section .
+	 * @return array
+	 */
+	public function get_custom_validations( $section = '' ) {
+		return apply_filters( 'flexible_checkout_fields_custom_validation', array(), $section );
+	}
+
+	/**
+	 * Get validation options.
+	 *
+	 * @param string $section .
+	 * @return array
+	 */
+	public function get_validation_options( $section = '' ) {
+		$validation_options = array(
+			''      => __( 'Default', 'flexible-checkout-fields' ),
+			'none'  => __( 'None', 'flexible-checkout-fields' ),
+			'email' => __( 'Email', 'flexible-checkout-fields' ),
+			'phone' => __( 'Phone', 'flexible-checkout-fields' ),
+		);
+		if ( in_array( $section, array( 'billing', 'shipping' ), true ) ) {
+			$validation_options['postcode'] = __( 'Postcode', 'flexible-checkout-fields' );
+		}
+		$custom_validations = $this->get_custom_validations( $section );
+		foreach ( $custom_validations as $custom_validation_key => $custom_validation ) {
+			$validation_options[ $custom_validation_key ] = $custom_validation['label'];
+		}
+		return $validation_options;
+	}
+
+}