UIDocumentPickerViewController操作系统自带“文件”app中文件
NSArray *documentTypes = @[@"",@"", @"", @"-code ", @"", @"-content", @"", @"",@"", @""];
UIDocumentPickerViewController *documentPickerViewController = [[UIDocumentPickerViewController alloc]initWithDocumentTypes:documentTypes inMode:UIDocumentPickerModeImport];
documentPickerViewController.delegate = self;
[self presentViewController:documentPickerViewController animated:YES completion:nil];
#pragma mark - UIDocumentPickerDelegate
- (void)documentPicker:(UIDocumentPickerViewController *)controller didPickDocumentAtURL:(NSURL *)url {
NSArray *array = [[url absoluteString] componentsSeparatedByString:@"/"];
NSString *fileName = [array lastObject];
fileName = [fileName stringByRemovingPercentEncoding];
NSLog(@"文件路径%@",[url absoluteString]);
}
- (void)documentPicker:(UIDocumentPickerViewController *)controller didPickDocumentsAtURLs:(NSArray<NSURL *> *)urls {
//获取授权
BOOL fileUrlAuthozied = [urls.firstObject startAccessingSecurityScopedResource];
if (fileUrlAuthozied) {
//通过文件协调工具来得到新的文件地址，以此得到文件保护功能
NSFileCoordinator *fileCoordinator = [[NSFileCoordinator alloc] init];
NSError *error;
[fileCoordinator coordinateReadingItemAtURL:urls.firstObject options:0 error:&error byAccessor:^(NSURL *newURL) {
//读取文件
NSString *fileName = [newURL lastPathComponent];
NSError *error = nil;
NSData *fileData = [NSData dataWithContentsOfURL:newURL options:NSDataReadingMappedIfSafe error:&error];
if (error) {
//读取出错
} else {
NSLog(@"上传===%@",fileName);
//上传
// [self uploadingWithFileData:fileData fileName:fileName fileURL:newURL];
}
[self dismissViewControllerAnimated:YES completion:NULL];
}];
[urls.firstObject stopAccessingSecurityScopedResource];
} else {
//授权失败
}
}