se/SE/se-lib/Api/WfsNs.php

<?php

Lib::loadClass('Request');

class Api_WfsNs {

	public static function typeName($namespaceUri) {
		$ex = explode('/', $namespaceUri);
		$name = array_pop($ex);
		$nsUri = implode('/', $ex);
		return self::getNsPrefix($nsUri) . ":{$name}";
	}

	public static function namespaceFromTypeName($typeName) {
		list($nsPrefix, $name) = explode(':', $typeName);
		$baseNsUri = self::getBaseWfsUri();
		$namespace = self::getNsUri($nsPrefix) . "/{$name}";
		return ($baseNsUri === substr($namespace, 0, strlen($baseNsUri)))
			? substr($namespace, strlen($baseNsUri) + 1)
			: $namespace;
	}

	public static function namespaceUriFromTypeName($typeName) {
		list($nsPrefix, $name) = explode(':', $typeName);
		return self::getNsUri($nsPrefix) . "/{$name}";
	}

	// @usage: Api_WfsNs::getNsList();
	public static function getNsList() {
		$listNs = array();
		$baseNsUri = self::getBaseWfsUri();
		$listNs["{$baseNsUri}"] = 'p5';
		$listNs["{$baseNsUri}/default_db"] = 'default_db';
		$listNs["{$baseNsUri}/default_objects"] = 'default_objects';
		$listNs["{$baseNsUri}/SystemObjects"] = 'SystemObjects';
		$listNs["{$baseNsUri}/objects"] = 'p5_objects';// TODO: to remove
		return $listNs;
	}

	// @usage: Api_WfsNs::getNsUri('default_db');
	public static function getNsUri($nsPrefix) {
		$listNs = self::getNsList();
		$nsMap = array_flip($listNs);
		$nsUri = V::get($nsPrefix, null, $nsMap);
		if (!$nsUri) {
			if ('p5_default_db' == $nsPrefix) return V::get('default_db', null, $nsMap);
			if ('objects' == $nsPrefix) return V::get('p5_objects', null, $nsMap);
			if ('default_db__x3A__' == substr($nsPrefix, 0, 17)) return $nsMap['default_db'] . "/" . substr($nsPrefix, 17);
			if ('SystemObjects__x3A__' == substr($nsPrefix, 0, strlen('SystemObjects__x3A__'))) return $nsMap['SystemObjects'] . "/" . substr($nsPrefix, strlen('SystemObjects__x3A__'));
		}
		return $nsUri;
	}

	// @usage: Api_WfsNs::getNsPrefix('https://biuro.biall-net.pl/wfs/default_db');
	public static function getNsPrefix($nsUri) {
		$listNs = self::getNsList();
		$nsUri = trim($nsUri);
		$nsUri = rtrim($nsUri, '/');
		$prefix = V::get($nsUri, null, $listNs);
		if ($prefix) return $prefix;

		$relativeNsUri = ('http' == substr($nsUri, 0, 4))
			? substr($nsUri, strlen(self::getBaseWfsUri()) + 1)
			: $nsUri;
		$prefix = V::get(self::getBaseWfsUri() . "/{$relativeNsUri}", null, $listNs);
		if ($prefix) return $prefix;

		if (false === strpos($nsUri, '/')) throw new Exception("BUG: Unsupported namespace uri '{$nsUri}'");
		$nsEx = explode("/", $relativeNsUri);
		if ('default_db' != $nsEx[0]) throw new Exception("BUG: Unsupported namespace uri '{$nsUri}'");
		return str_replace('/', '__x3A__', $relativeNsUri);
	}

	// @usage: Api_WfsNs::getBaseWfsUri();
	public static function getBaseWfsUri() {
		return Request::getHostUri() . "/wfs";
	}

	/**
	 * @return [ $nsUri, $prefix, $name ]
	 * @example: list($nsUri, $prefix, $name) = Api_WfsNs::parseObjectNsUri('default_objects/AccessOwner');
	 */
	public static function parseObjectNsUri($objectNsUri) {
		if ('{' == substr($objectNsUri, 0, 1)) $objectNsUri = str_replace('}', '/', substr($objectNsUri, 1));// form like "{.../wfs/default_objects}AccessOwner"
		$nsEx = explode('/', $objectNsUri);
		$name = array_pop($nsEx);
		$nsUri = implode('/', $nsEx);
		if ('http' !== substr($nsUri, 0, 4)) $nsUri = self::getBaseWfsUri() . "/" . $nsUri;
		$prefix = self::getNsPrefix($nsUri);
		return [ $nsUri, $prefix, $name ];
	}

}