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/**
* 上传图片
* @param array $allow_exts 支持的图片类型
* @param paths $file_path 图片存储目录
* @return array
*/
function upload_img($allow_exts, $file_path)
{
if(empty($allow_exts) || !is_array($allow_exts)) {
return ['status' => 202, 'msg' => '不是正确的文件类型'];
}
// 上传文件信息
$upload_file = $_FILES['file'];
// 上传文件类型
$original_ext = explode('/', $upload_file['type'])[1];
$original_name = $upload_file['name'];
// 检查文件类型
if (!in_array($original_ext, $allow_exts)) {
return ['status' => 'error', 'msg' => '文件类型不支持'];
}
$file_name = random_str(8) . uniqid('', true) . '.' . $original_ext;
// 检测字符编码
if (mb_detect_encoding($file_path, array('ASCII','GB2312','GBK','UTF-8')) == 'UTF-8') {
$file_path = iconv("UTF-8", "GB2312//IGNORE", $file_path);
}
if (!file_exists($file_path)) {
mkdir($file_path, 0777, true);
}
// 获取文件名编码
$name_code = mb_detect_encoding($file_name, array('ASCII','GB2312','GBK','UTF-8'));
/**
* 对文件名编码进行相应的转换
* 分别获取utf8和gbk文件名
*/
if ($name_code != 'UTF-8') {
$utf8_name = iconv($name_code, 'UTF-8//IGNORE', $file_name);
$gbk_name = iconv('UTF-8', 'GB2312//IGNORE', $utf8_name);
} else {
$gbk_name = iconv('UTF-8', 'GB2312//IGNORE', $file_name);
$utf8_name = $file_name;
}
// 本地文件名
$local_file_path = rtrim($file_path, '/') . '/' . $gbk_name;
// 保留文件名
$utf8_file_path = rtrim($file_path, '/') . '/' . $utf8_name;
// 移动临时文件
if (move_uploaded_file($upload_file['tmp_name'], $local_file_path)) {
return [
'status' => 200,
'msg' => '上传成功!',
'path' => $utf8_file_path,
'url' => base_url($utf8_file_path),
'unique_name' => $utf8_name,
'original_name' => $original_name
];
} else {
return ['status' => 'error', 'msg' => '上传失败!'];
}
}
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