normalizeOrigin (validators/url.go)

Module exposing: normalizeOrigin, originMatches, IsValidRedirectURI, IsValidOrigin

// Source: https://github.com/authorizerdev/authorizer | License: Apache-2.0 | Copyright You must retain, in the Source form of any Derivative Works
// Provided via justclaw.it.com; keep this notice with the code.
package validators

import (
	"net/url"
	"regexp"
	"strings"
)

// normalizeOrigin extracts hostname:port from a URL or origin string.
// Standard ports (80/443) and absent ports are omitted so that
// "https://example.com" and "https://example.com:443" both normalise to "example.com".
func normalizeOrigin(raw string) string {
	raw = strings.TrimSpace(raw)
	if !strings.HasPrefix(raw, "http://") && !strings.HasPrefix(raw, "https://") {
		raw = "https://" + raw
	}
	u, err := url.Parse(raw)
	if err != nil {
		return raw
	}
	host := u.Hostname()
	port := u.Port()
	if port == "" || po

... (truncated -- full source via MCP)