(Objective-C) S3 Download File

Demonstrates how to download a file from the Amazon S3 service.

Chilkat Objective-C Library Downloads MAC OS X (Cocoa) Libs iOS Libs

#import <CkoHttp.h>
#import <NSString.h>

// This requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

CkoHttp *http = [[CkoHttp alloc] init];

http.AwsAccessKey = @"AWS_ACCESS_KEY";
http.AwsSecretKey = @"AWS_SECRET_KEY";
http.S3Ssl = YES;
http.AwsRegion = @"us-west-2";
http.AwsEndpoint = @"s3-us-west-2.amazonaws.com";

NSString *bucketName = @"chilkat.qa";
NSString *objectName = @"/images/sea_creatures/starfish.jpg";
NSString *localFilePath = @"qa_output/starfish.jpg";

BOOL success = [http S3_DownloadFile: bucketName objectName: objectName localFilePath: localFilePath];

if (success != YES) {
    NSLog(@"%@",http.LastErrorText);
}
else {
    NSLog(@"%@",@"File downloaded.");
}