Phraseanet/lib/classes/geonames.class.php

<?php

class geonames
{

  public function name_from_id($geonameid)
  {
    $registry = registry::get_instance();
    $url = $registry->get('GV_i18n_service', 'http://localization.webservice.alchemyasp.com/')
            . 'get_name.php?geonameid='
            . $geonameid;

    $ret = '';

    $xml = http_query::getUrl($url);
    if ($xml)
    {

      $sxe = simplexml_load_string($xml);

      if ($sxe && ($geoname = $sxe->geoname))
      {
        $ret = (string) $geoname->city . ', ' . (string) $geoname->country;
      }
    }

    return $ret;
  }

  public function get_country($geonameid)
  {
    if (trim($geonameid) === '' || trim($geonameid) <= 0)
    {
      return '';
    }
    
    $registry = registry::get_instance();
    $url = $registry->get('GV_i18n_service', 'http://localization.webservice.alchemyasp.com/')
            . 'get_name.php?geonameid='
            . $geonameid;

    $ret = '';
    $xml = http_query::getUrl($url);
    if ($xml)
    {
      $sxe = simplexml_load_string($xml);

      if ($sxe && ($geoname = $sxe->geoname))
      {
        $ret = (string) $geoname->country;
      }
    }

    return $ret;
  }

  public function get_country_code($geonameid)
  {
    $registry = registry::get_instance();
    $url = $registry->get('GV_i18n_service', 'http://localization.webservice.alchemyasp.com/')
            . 'get_name.php?geonameid='
            . $geonameid;

    $ret = '';

    $xml = http_query::getUrl($url);
    if ($xml)
    {
      $sxe = simplexml_load_string($xml);

      if ($sxe && ($geoname = $sxe->geoname))
      {
        $ret = (string) $geoname->country_code;
      }
    }

    return $ret;
  }

  protected static function clean_input($input)
  {
    return strip_tags(trim($input));
  }

  protected static function highlight($title, $length)
  {
    return '<span class="highlight">' . mb_substr($title, 0, $length) . '</span>'
            . mb_substr($title, $length);
  }

  public function find_city($cityName)
  {
    $output = array();
    $cityName = self::clean_input($cityName);

    if (strlen($cityName) === 0)
      return $output;

    $registry = registry::get_instance();
    $url = $registry->get('GV_i18n_service', 'http://localization.webservice.alchemyasp.com/')
            . 'find_city.php?city='
            . urlencode($cityName) . '&maxResult=30';

    $sxe = simplexml_load_string(http_query::getUrl($url));

    foreach ($sxe->geoname as $geoname)
    {
      $length = mb_strlen($geoname->title_match);

      $title_highlight = self::highlight($geoname->title, $length);

      $country_highlight = (string) $geoname->country;
      if (trim($geoname->country_match) !== '')
      {
        $length = mb_strlen($geoname->country_match);
        $country_highlight = self::highlight($geoname->country, $length);
      }

      $output[] = array(
          'title_highlighted' => $title_highlight
          , 'title' => (string) $geoname->title
          , 'country_highlighted' => $country_highlight
          , 'country' => (string) $geoname->country
          , 'geoname_id' => (int) $geoname->geonameid
          , 'region' => (string) $geoname->region
      );
    }

    return $output;
  }

  protected $cache_ips = array();

  public function find_geoname_from_ip($ip)
  {
    if (array_key_exists($ip, $this->cache_ips))
      return $this->cache_ips[$ip];

    $output = array(
        'city' => '',
        'country_code' => '',
        'country' => '',
        'fips' => '',
        'longitude' => '',
        'latitude' => ''
    );

    $registry = registry::get_instance();
    $url = $registry->get('GV_i18n_service', 'http://localization.webservice.alchemyasp.com/')
            . 'geoip.php?ip='
            . urlencode($ip);

    $xml = http_query::getUrl($url);
    if ($xml)
    {
      $sxe = simplexml_load_string($xml);
      if ($sxe && $sxe->geoname)
      {
        $output['city'] = (string) $sxe->geoname->city;
        $output['country_code'] = (string) $sxe->geoname->country_code;
        $output['country'] = (string) $sxe->geoname->country;
        $output['fips'] = (string) $sxe->geoname->fips;
        $output['longitude'] = (string) $sxe->geoname->longitude;
        $output['latitude'] = (string) $sxe->geoname->latitude;
      }
    }
    $this->cache_ips[$ip] = $output;


    return $output;
  }

}