(Objective-C) Glacier Get Inventory Retrieval Job Output

Demonstrates how to get and parse the inventory retrieval job output.

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#import <CkoRest.h>
#import <CkoAuthAws.h>
#import <CkoStringBuilder.h>
#import <CkoCsv.h>

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

CkoRest *rest = [[CkoRest alloc] init];

// Connect to the Amazon AWS REST server in the desired region.
BOOL bTls = YES;
int port = 443;
BOOL bAutoReconnect = YES;
BOOL success = [rest Connect: @"glacier.us-west-2.amazonaws.com" port: [NSNumber numberWithInt: port] tls: bTls autoReconnect: bAutoReconnect];

// Provide AWS credentials.
CkoAuthAws *authAws = [[CkoAuthAws alloc] init];
authAws.AccessKey = @"AWS_ACCESS_KEY";
authAws.SecretKey = @"AWS_SECRET_KEY";
authAws.ServiceName = @"glacier";
authAws.Region = @"us-west-2";

success = [rest SetAuthAws: authAws];

// --------------------------------------------------------------------------
// Note: The above REST connection and setup of the AWS credentials
// can be done once.  After connecting, any number of REST calls can be made.
// The "auto reconnect" property passed to rest.Connect indicates that if
// the connection is lost, a REST method call will automatically reconnect
// if needed.
// --------------------------------------------------------------------------

// 
// For more information, see Glacier Retrieve Job Output Reference Documentation
// 
[rest AddHeader: @"x-amz-glacier-version" value: @"2012-06-01"];

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
success = [rest FullRequestNoBodySb: @"GET" uriPath: @"/AWS_ACCOUNT_ID/vaults/chilkat/jobs/JOB_ID/output" sb: sbResponseBody];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

int respStatusCode = [rest.ResponseStatusCode intValue];
if (respStatusCode >= 400) {
    NSLog(@"%@%d",@"Response Status Code = ",respStatusCode);
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",rest.ResponseHeader);
    NSLog(@"%@",@"Response Body:");
    NSLog(@"%@",[sbResponseBody GetAsString]);
    return;
}

// Success is indicated by a 200 response status.
NSLog(@"%@%d",@"response status code = ",respStatusCode);

// The inventory retrieval job output is in CSV format.
NSLog(@"%@",@"job output:");
NSLog(@"%@",[sbResponseBody GetAsString]);
NSLog(@"%@",@"--");

// The CSV has these fields:  ArchiveId,ArchiveDescription,CreationDate,Size,SHA256TreeHash
// Parse the CSV like this...
CkoCsv *csv = [[CkoCsv alloc] init];
csv.HasColumnNames = YES;
[csv LoadFromString: [sbResponseBody GetAsString]];

int i = 0;
int numRows = [csv.NumRows intValue];
while (i < numRows) {
    NSLog(@"%@%@",@"ArchiveId: ",[csv GetCellByName: [NSNumber numberWithInt: i] columnName: @"ArchiveId"]);
    NSLog(@"%@%@",@"Description: ",[csv GetCellByName: [NSNumber numberWithInt: i] columnName: @"ArchiveDescription"]);
    NSLog(@"%@%@",@"Size: ",[csv GetCellByName: [NSNumber numberWithInt: i] columnName: @"Size"]);
    NSLog(@"%@",@"-");
    i = i + 1;
}