Function contentTypeMatches

imageproxy.go:409–421

contentTypeMatches returns whether contentType matches one of the allowed patterns.

(patterns []string, contentType string)

// contentTypeMatches returns whether contentType matches one of the allowed patterns.
func contentTypeMatches(patterns []string, contentType string) bool {
	if len(patterns) == 0 {
		return true
	}

	for _, pattern := range patterns {
		if ok, err := path.Match(pattern, contentType); ok && err == nil {
			return true
		}
	}

	return false
}

// hostMatches returns whether the host in u matches one of hosts.
func hostMatches(hosts []string, u *url.URL) bool {