/**
* 获取城市据点信息
*/
public function get_city_info($city_id, $field = null)
{
if (is_array($city_id)) {
$cache = array();
$data = array();
foreach ($city_id as $key => $val) {
if (isset($this->city_configs[$val])) {
$cache[$val] = $this->city_configs[$val];
unset($city_id[$key]);
}
}
if (!empty($city_id)) {
$sql = "select * from city where city_id in (#city_id#)";
$data = $this->get_list($sql, 'city_id', $city_id);
foreach ($data as $key => $val) {
if (count($this->city_configs) > $this->size) {
Com_Array::shift($this->city_configs);
}
$this->city_configs[$key] = $val;
}
}
foreach ($cache as $key => $val) {
$data[$key] = $val;
}
return $data;
}
$data = array();
$city_id = intval($city_id);
if ($city_id < 1) {
return array();
}
if (!isset($this->city_configs[$city_id])) {
$cache_key = $this->get_cache_key(array('city_id' => $city_id));
$sql = "select * from city where city_id='{$city_id}'";
$data = $this->select_one($sql, $cache_key);
if (empty($data)) {
return array();
}
if (count($this->city_configs) > $this->size) {
Com_Array::shift($this->city_configs);
}
$this->city_configs[$city_id] = $data;
} else {
$data = $this->city_configs[$city_id];
}
return Com_Array::get_arr_field($data, $field);
}
