Rename Utils\HTTP::getSelfHostWithoutPort() to Utils\HTTP::getSelfHostWithNonStandardPort(), change the logic, and reimplement Utils\HTTP::getSelfHost() to depend on use the former. Complete the tests to include the case of port 443 while using HTTPS.

Don't gather the proxy.auth setting if we don't use it

(being respectful with occurences that might change the behaviour, i.e. default database prefixes)

Raise InvalidArgumentException if $retryURL is not a string AND is not null

Use InvalidArgumentException instead of SimpleSAML_Error_Exception when dealing with wrong input parameters.

Move SimpleSAML_Utilities:: checkCookie() to SimpleSAML\Utils\HTTP::checkSessionCookie() and deprecate the former.

SimpleSAML_Utilities::resolvePath was moved incorrectly to \SimpleSAML\Utils\HTTP instead of \SimpleSAML\Utils\System. Fix that.

Move SimpleSAML_Utilities:: redirectUntrustedURL() to SimpleSAML\Utils\HTTP:: redirectUntrustedURL() and deprecate the former.

Move SimpleSAML_Utilities:: checkURLAllowed() to SimpleSAML\Utils\HTTP:: checkURLAllowed() and deprecate the former.

Move SimpleSAML_Utilities:: redirectTrustedURL() to SimpleSAML\Utils\HTTP:: redirectTrustedURL() and deprecate the former.

Move SimpleSAML_Utilities:: setCookie() to SimpleSAML\Utils\HTTP:: setCookie() and deprecate the former.

Move the createPostRedirectLink(), postRedirect() and createHttpPostRedirectLink() methods in SimpleSAML_Utilities to \SimpleSAML\Utils\HTTP. The last one is made private, the others are renamed to submitPOSTData() and getPOSTRedirectURL(), respectively. Deprecate the three old ones.

Move SimpleSAML_Utilities::normalizeURL() to SimpleSAML\Utils\HTTP::normalizeURL() and deprecate the former.

Move SimpleSAML_Utilities::resolveURL() to SimpleSAML\Utils\HTTP::resolveURL() and deprecate the former.

Move SimpleSAML_Utilities::selfURLNoQuery() to SimpleSAML\Utils\HTTP::getSelfURLNoQuery() and deprecate the former.

Move SimpleSAML_Utilities::selfURL() to SimpleSAML\Utils\HTTP::getSelfURL() and deprecate the former.

Move SimpleSAML_Utilities::selfURLhost() to SimpleSAML\Utils\HTTP::getSelfURLHost() and deprecate the former.

Move SimpleSAML_Utilities::getFirstPathElement() to SimpleSAML\Utils\HTTP::getFirstPathElement() and deprecate the former.

Move SimpleSAML_Utilities::getSelfHostWithPath() to SimpleSAML\Utils\HTTP::getSelfHostWithPath() and deprecate the former.

Move SimpleSAML_Utilities::getSelfHost() to SimpleSAML\Utils\HTTP::getSelfHost() and deprecate the former.

Move SimpleSAML_Utilities:::getAcceptLanguage() to SimpleSAML\Utils\HTTP::getAcceptLanguage() and deprecate the former.

Move SimpleSAML_Utilities:::getBaseURL() to SimpleSAML\Utils\HTTP::getBaseURL() and deprecate the former.

Move SimpleSAML_Utilities:::resolvePath() to SimpleSAML\Utils\HTTP::resolvePath() and deprecate the former.

Move SimpleSAML_Utilities::addURLparameter() to SimpleSAML\Utils\HTTP::addURLParameters() and deprecate the former.

Move SimpleSAML_Utilities::parseQueryString() to SimpleSAML\Utils\HTTP::parseQueryString() and deprecate the former.

Move SimpleSAML_Utilities::getServerHosst(), getServerHTTPS() and getServerPort() to SimpleSAML\Utils\HTTP.