Wordlift_Sanitizer

Complexity

Total Complexity

3

Size/Duplication

Total Lines	21
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Importance

Changes	1
Bugs	0	Features	1

1 Method

Rating	Name	Duplication	Size	Complexity
A	sanitize_url()	0	14	3

<?php

/**
 */
class Wordlift_Sanitizer {

	/**
	 * Only accept URIs
	 */
	public static function sanitize_url( $value ) {

		// Initially this function used also filter_var( $value, FILTER_VALIDATE_URL )
		// but URLs with UTF-8 characters are not valid. We store those anyway in the DB as it's up to the browser
		// to do proper url encoding when requesting the URL.
		//
		// see also http://stackoverflow.com/questions/2137080/php-filter-var-filter-validate-url

		if ( ! is_null( $value ) && $value !== '' ) {
			return $value;
		}

		return null;
	}

}