(Objective-C) Yousign: Download Information about Previously Uploaded File

Demonstrates how to download the information (in JSON format) about a file previously uploaded.

For more information, see https://dev.yousign.com/?version=latest#26513de1-9fab-44d5-96b1-70fe3b3de7a7

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

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

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

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

// Implements the following CURL command:

// curl --location --request GET 'https://staging-api.yousign.com/files/{{id}}' \
// --header 'Authorization: Bearer YOUR_API_KEY' \
// --header 'Content-Type: application/json'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

// Adds the "Authorization: Bearer YOUR_API_KEY" header.
http.AuthToken = @"YOUR_API_KEY";
[http SetRequestHeader: @"Content-Type" value: @"application/json"];

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
success = [http QuickGetSb: @"https://staging-api.yousign.com/files/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX" sbContent: sbResponseBody];
if (success == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

CkoJsonObject *jResp = [[CkoJsonObject alloc] init];
[jResp LoadSb: sbResponseBody];
jResp.EmitCompact = NO;

NSLog(@"%@",@"Response Body:");
NSLog(@"%@",[jResp Emit]);

int respStatusCode = [http.LastStatus intValue];
NSLog(@"%@%d",@"Response Status Code = ",respStatusCode);
if (respStatusCode >= 400) {
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",http.LastHeader);
    NSLog(@"%@",@"Failed.");
    return;
}

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "id": "/files/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX",
//   "name": "The best name for my file.pdf",
//   "type": "signable",
//   "contentType": "application/pdf",
//   "description": null,
//   "createdAt": "2018-12-07T08:10:21+01:00",
//   "updatedAt": "2018-12-07T08:10:21+01:00",
//   "sha256": "bb57ae2b2ca6ad0133a699350d1a6f6c8cdfde3cf872cf526585d306e4675cc2",
//   "metadata": [
//   ],
//   "workspace": "/workspaces/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX",
//   "creator": null,
//   "protected": false,
//   "position": 0,
//   "parent": null
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

NSString *id = [jResp StringOf: @"id"];
NSString *name = [jResp StringOf: @"name"];
NSString *v_type = [jResp StringOf: @"type"];
NSString *contentType = [jResp StringOf: @"contentType"];
NSString *description = [jResp StringOf: @"description"];
NSString *createdAt = [jResp StringOf: @"createdAt"];
NSString *updatedAt = [jResp StringOf: @"updatedAt"];
NSString *sha256 = [jResp StringOf: @"sha256"];
NSString *workspace = [jResp StringOf: @"workspace"];
NSString *creator = [jResp StringOf: @"creator"];
BOOL v_protected = [jResp BoolOf: @"protected"];
int position = [[jResp IntOf: @"position"] intValue];
NSString *parent = [jResp StringOf: @"parent"];
int i = 0;
int count_i = [[jResp SizeOfArray: @"metadata"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    i = i + 1;
}