Objective-C

Clickatell Send SMS Text Message

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Demonstrate how to send a Clickatell SMS text message. Objective-C

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

BOOL success = NO;

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

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

//  Implements the following CURL command:

//  curl -i \
//  -X POST \
//  -H "Content-Type: application/json" \
//  -H "Accept: application/json" \
//  -H "Authorization: API_KEY" \
//  -d '{"content": "Test Message Text", "to": ["PHONE_NUMBER"], "from": "FROM_PHONE_NUMBER" }' \
//  -s https://platform.clickatell.com/messages

//  Use this online tool to generate code from sample JSON:
//  Generate Code to Create JSON

//  The following JSON is sent in the request body.

//  {
//    "content": "Test Message Text",
//    "to": [
//      "PHONE_NUMBER"
//    ]
//  }

CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateString: @"content" value: @"Test Message Text"];
[json UpdateString: @"to[0]" value: @"PHONE_NUMBER"];
[json UpdateString: @"from" value: @"FROM_PHONE_NUMBER"];

[http SetRequestHeader: @"Authorization" value: @"API_KEY"];
[http SetRequestHeader: @"Accept" value: @"application/json"];
[http SetRequestHeader: @"Content-Type" value: @"application/json"];

//  If the following URL does not work, then try "https://platform.clickatell.com/v1/message"
CkoHttpResponse *resp = [[CkoHttpResponse alloc] init];
success = [http HttpJson: @"POST" url: @"https://platform.clickatell.com/messages" json: json contentType: @"application/json" response: resp];
if (success == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

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

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

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

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

//  {
//    "messages": [
//      {
//        "apiMessageId": "66c06ac68e5c4afb953ea9328babfde6",
//        "accepted": true,
//        "to": "16302581871",
//        "errorCode": null,
//        "error": null,
//        "errorDescription": null
//      }
//    ],
//    "errorCode": null,
//    "error": null,
//    "errorDescription": 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 *errorCode = 0;
NSString *error = 0;
NSString *errorDescription = 0;
int i;
int count_i;
NSString *apiMessageId = 0;
BOOL accepted;
NSString *v_to = 0;

errorCode = [jResp StringOf: @"errorCode"];
error = [jResp StringOf: @"error"];
errorDescription = [jResp StringOf: @"errorDescription"];
i = 0;
count_i = [[jResp SizeOfArray: @"messages"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    apiMessageId = [jResp StringOf: @"messages[i].apiMessageId"];
    accepted = [jResp BoolOf: @"messages[i].accepted"];
    v_to = [jResp StringOf: @"messages[i].to"];
    errorCode = [jResp StringOf: @"messages[i].errorCode"];
    error = [jResp StringOf: @"messages[i].error"];
    errorDescription = [jResp StringOf: @"messages[i].errorDescription"];
    i = i + 1;
}