/**
* 获取上传的文件信息
* @access public
* @param string|array $name 名称
* @return null|array|\think\File
*/
public function file($name = '')
{
if (empty($this->file)) {
$this->file = isset($_FILES) ? $_FILES : array();
}
if (is_array($name)) {
return $this->file = array_merge($this->file, $name);
}
$files = $this->file;
if (!empty($files)) {
// 处理上传文件
$array = array();
foreach ($files as $key => $file) {
if (is_array($file['name'])) {
$item = array();
$keys = array_keys($file);
$count = count($file['name']);
for ($i = 0; $i < $count; $i++) {
if (empty($file['tmp_name'][$i])) {
continue;
}
$temp['key'] = $key;
foreach ($keys as $_key) {
$temp[$_key] = $file[$_key][$i];
}
$obj = new File($temp['tmp_name']);
$item[] = $obj->setUploadInfo($temp);
}
$array[$key] = $item;
} else {
if ($file instanceof File) {
$array[$key] = $file;
} else {
if (empty($file['tmp_name'])) {
continue;
}
$obj = new File($file['tmp_name']);
$array[$key] = $obj->setUploadInfo($file);
}
}
}
if (strpos($name, '.')) {
list($name, $sub) = explode('.', $name);
}
if ('' === $name) {
// 获取全部文件
return $array;
} elseif (isset($sub) && isset($array[$name][$sub])) {
return $array[$name][$sub];
} elseif (isset($array[$name])) {
return $array[$name];
}
}
return null;
}
