Phase 3: Page Templates - Homepage, About, Contact, Blog, Search, Full-width, Landing templates with reusable components

wp-content/plugins/contact-form-7/includes/swv/php/rules/dayofweek.php

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+<?php
+
+namespace Contactable\SWV;
+
+class DayofweekRule extends Rule {
+
+	const rule_name = 'dayofweek';
+
+	public function matches( $context ) {
+		if ( false === parent::matches( $context ) ) {
+			return false;
+		}
+
+		if ( empty( $context['text'] ) ) {
+			return false;
+		}
+
+		return true;
+	}
+
+	public function validate( $context ) {
+		$input = $this->get_default_input();
+		$input = wpcf7_array_flatten( $input );
+		$input = wpcf7_strip_whitespaces( $input );
+		$input = wpcf7_exclude_blank( $input );
+
+		$acceptable_values = (array) $this->get_property( 'accept' );
+		$acceptable_values = array_map( 'intval', $acceptable_values );
+		$acceptable_values = array_filter( $acceptable_values );
+		$acceptable_values = array_unique( $acceptable_values );
+
+		foreach ( $input as $i ) {
+			if ( wpcf7_is_date( $i ) ) {
+				$datetime = date_create_immutable( $i, wp_timezone() );
+				$dow = (int) $datetime->format( 'N' );
+
+				if ( ! in_array( $dow, $acceptable_values, true ) ) {
+					return $this->create_error();
+				}
+			}
+		}
+
+		return true;
+	}
+
+}