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

<?php

Lib::loadClass('Request');

class Api_WfsNs {

  // @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}/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);
    }
    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 ];
  }

}