Objective-C

Populi Get Roles

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Demonstrates the Populi getRoles task. Objective-C

#import <CkoXml.h>
#import <NSString.h>
#import <CkoRest.h>

BOOL success = NO;

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

//  First load the previously obtained API token.
//  See Get Populi Access Token for sample code showing how to get the API token.
CkoXml *xml = [[CkoXml alloc] init];
success = [xml LoadXmlFile: @"qa_data/tokens/populi_token.xml"];
NSString *accessKey = [xml GetChildContent: @"access_key"];
if (xml.LastMethodSuccess != YES) {
    NSLog(@"%@",@"Did not find the access_key");
    return;
}

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

//  Connect using TLS.
//  A single REST object, once connected, can be used for many Populi REST API calls.
//  The auto-reconnect indicates that if the already-established HTTPS connection is closed,
//  then it will be automatically re-established as needed.
BOOL bAutoReconnect = YES;
success = [rest Connect: @"yourcollege.populi.co" port: [NSNumber numberWithInt: 443] tls: YES autoReconnect: bAutoReconnect];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

rest.Authorization = accessKey;

[rest AddQueryParam: @"task" value: @"getRoles"];

NSString *responseBody = [rest FullRequestFormUrlEncoded: @"POST" uriPath: @"/api/index.php"];
if (rest.LastMethodSuccess != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

//  We should expect a 200 response if successful.
if ([rest.ResponseStatusCode intValue] != 200) {
    NSLog(@"%@",@"Request Header: ");
    NSLog(@"%@",rest.LastRequestHeader);
    NSLog(@"%@",@"----");
    NSLog(@"%@%d",@"Response StatusCode = ",[rest.ResponseStatusCode intValue]);
    NSLog(@"%@%@",@"Response StatusLine: ",rest.ResponseStatusText);
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",rest.ResponseHeader);
    NSLog(@"%@",@"Response Body:");
    NSLog(@"%@",responseBody);
    return;
}

[xml LoadXml: responseBody];
NSLog(@"%@",[xml GetXml]);

//  Sample response:
//  Use this online tool to generate parsing code from sample XML: 
//  Generate Parsing Code from XML

//  <?xml version="1.0" encoding="ISO-8859-1"?>
//  <response>
//      <role>
//          <id>7</id>
//          <name>Academic Admin</name>
//          <inactive>0</inactive>
//      </role>
//      <role>
//          <id>19</id>
//          <name>Financial Aid</name>
//          <inactive>0</inactive>
//      </role>
//      <role>
//          <id>15</id>
//          <name>Registrar</name>
//          <inactive>0</inactive>
//      </role>
//      <role>
//          <id>4</id>
//          <name>Staff</name>
//          <inactive>0</inactive>
//      </role>
//      <role>
//          <id>1</id>
//          <name>Everyone</name>
//          <inactive>0</inactive>
//      </role>
//  </response>

int i;
int count_i;
int id;
NSString *name = 0;
int inactive;

i = 0;
count_i = [[xml NumChildrenHavingTag: @"role"] intValue];
while (i < count_i) {
    xml.I = [NSNumber numberWithInt: i];
    id = [[xml GetChildIntValue: @"role[i]|id"] intValue];
    name = [xml GetChildContent: @"role[i]|name"];
    inactive = [[xml GetChildIntValue: @"role[i]|inactive"] intValue];
    i = i + 1;
}