/**
* Create a new IRI object by resolving a relative IRI
*
* Returns false if $base is not absolute, otherwise an IRI.
*
* @param IRI|string $base (Absolute) Base IRI
* @param IRI|string $relative Relative IRI
* @return IRI|false
*/
public static function absolutize($base, $relative)
{
if (!$relative instanceof SimplePie_IRI) {
$relative = new SimplePie_IRI($relative);
}
if (!$relative->is_valid()) {
return false;
} elseif ($relative->scheme !== null) {
return clone $relative;
} else {
if (!$base instanceof SimplePie_IRI) {
$base = new SimplePie_IRI($base);
}
if ($base->scheme !== null && $base->is_valid()) {
if ($relative->get_iri() !== '') {
if ($relative->iuserinfo !== null || $relative->ihost !== null || $relative->port !== null) {
$target = clone $relative;
$target->scheme = $base->scheme;
} else {
$target = new SimplePie_IRI();
$target->scheme = $base->scheme;
$target->iuserinfo = $base->iuserinfo;
$target->ihost = $base->ihost;
$target->port = $base->port;
if ($relative->ipath !== '') {
if ($relative->ipath[0] === '/') {
$target->ipath = $relative->ipath;
} elseif (($base->iuserinfo !== null || $base->ihost !== null || $base->port !== null) && $base->ipath === '') {
$target->ipath = '/' . $relative->ipath;
} elseif (($last_segment = strrpos($base->ipath, '/')) !== false) {
$target->ipath = substr($base->ipath, 0, $last_segment + 1) . $relative->ipath;
} else {
$target->ipath = $relative->ipath;
}
$target->ipath = $target->remove_dot_segments($target->ipath);
$target->iquery = $relative->iquery;
} else {
$target->ipath = $base->ipath;
if ($relative->iquery !== null) {
$target->iquery = $relative->iquery;
} elseif ($base->iquery !== null) {
$target->iquery = $base->iquery;
}
}
$target->ifragment = $relative->ifragment;
}
} else {
$target = clone $base;
$target->ifragment = null;
}
$target->scheme_normalization();
return $target;
} else {
return false;
}
}
}
/**
* Create a new IRI object by resolving a relative IRI
*
* @static
* @access public
* @param SimplePie_IRI $base Base IRI
* @param string $relative Relative IRI
* @return SimplePie_IRI
*/
public static function absolutize($base, $relative)
{
$relative = (string) $relative;
if ($relative !== '') {
$relative = new SimplePie_IRI($relative);
if ($relative->get_scheme() !== null) {
$target = $relative;
} elseif ($base->get_iri() !== null) {
if ($relative->get_authority() !== null) {
$target = $relative;
$target->set_scheme($base->get_scheme());
} else {
$target = new SimplePie_IRI('');
$target->set_scheme($base->get_scheme());
$target->set_userinfo($base->get_userinfo());
$target->set_host($base->get_host());
$target->set_port($base->get_port());
if ($relative->get_path() !== null) {
if (strpos($relative->get_path(), '/') === 0) {
$target->set_path($relative->get_path());
} elseif (($base->get_userinfo() !== null || $base->get_host() !== null || $base->get_port() !== null) && $base->get_path() === null) {
$target->set_path('/' . $relative->get_path());
} elseif (($last_segment = strrpos($base->get_path(), '/')) !== false) {
$target->set_path(substr($base->get_path(), 0, $last_segment + 1) . $relative->get_path());
} else {
$target->set_path($relative->get_path());
}
$target->set_query($relative->get_query());
} else {
$target->set_path($base->get_path());
if ($relative->get_query() !== null) {
$target->set_query($relative->get_query());
} elseif ($base->get_query() !== null) {
$target->set_query($base->get_query());
}
}
}
$target->set_fragment($relative->get_fragment());
} else {
// No base URL, just return the relative URL
$target = $relative;
}
} else {
$target = $base;
}
return $target;
}
public static function normalize_url($url)
{
$iri = new SimplePie_IRI($url);
return $iri->get_iri();
}
/**
* @dataProvider normalization_tests
*/
public function testStringNormalization($input, $output)
{
$input = new SimplePie_IRI($input);
$this->assertEquals($output, $input->get_iri());
}