function weather_block in Weather 5.6

Same name and namespace in other branches

1. 5 weather.module \weather_block()
2. 6.5 weather.module \weather_block()

Generate HTML for the weather block

@returns block HTML

Parameters

op operation from the URL:

delta offset:

File

./weather.module, line 230

Display <acronym title="METeorological Aerodrome Report">METAR</acronym> weather data from anywhere in the world

Code

function weather_block($op = 'list', $delta = 0) {
  global $user;
  if ($op == 'list') {
    $block[0]['info'] = t('Weather: system-wide');
    $block[1]['info'] = t('Weather: custom user');
    $block[2]['info'] = t('Weather: location of nodes (requires Location module)');
    return $block;
  }
  else {
    if ($op == 'view') {
      if ($delta == 0 and user_access('access content')) {

        // show the system weather block
        $block['subject'] = t('Current weather');
        $block['content'] = '';
        $configs_in_use = _weather_get_configs_in_use(WEATHER_SYSTEM_BLOCK);
        if (count($configs_in_use) == 0) {
          $configs_in_use = array(
            'cid' => 1,
          );
        }
        foreach ($configs_in_use as $index) {
          $config = _weather_get_config(WEATHER_SYSTEM_BLOCK, $index['cid']);
          $metar = weather_get_metar($config['icao']);
          $block['content'] .= theme('weather', $config, $metar);
        }
        return $block;
      }
      else {
        if ($delta == 1 and user_access('administer custom weather block')) {

          // Show the user's custom weather block, if there is already
          // a location configured. Otherwise, do not show the block.
          $configs_in_use = _weather_get_configs_in_use($user->uid);
          if (count($configs_in_use) == 0) {
            return;
          }
          $block['subject'] = t('Current weather');
          $block['content'] = '';
          foreach ($configs_in_use as $index) {
            $config = _weather_get_config($user->uid, $index['cid']);
            $metar = weather_get_metar($config['icao']);
            $block['content'] .= theme('weather', $config, $metar);
          }
          return $block;
        }
        else {
          if ($delta == 2 and user_access('access content')) {

            // show the node location weather block
            if (arg(0) == 'node' and is_numeric(arg(1))) {
              $node = node_load(arg(1));
              if (isset($node->location['latitude']) and isset($node->location['longitude'])) {
                $block['subject'] = t('Current weather nearby');
                $block['content'] = '';
                foreach ($node->locations as $location) {
                  $nearest_station = weather_get_icao_from_lat_lon($location['latitude'], $location['longitude']);
                  $config = _weather_get_config(WEATHER_DEFAULT_BLOCK, 1);
                  $config = array_merge($config, $nearest_station);
                  $config['real_name'] = $config['name'];
                  $metar = weather_get_metar($config['icao']);
                  $block['content'] .= theme('weather', $config, $metar);
                }
                return $block;
              }
            }
          }
        }
      }
    }
  }
}