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Dart

Google Contacts - Create New Contact

See more Google APIs Examples

Demonstrates how to create a new contact for the Google Contacts API.

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Dart
import 'package:chilkat/chilkat.dart';

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

  // First create a new contact XML.
  final xml = CkXml();
  xml.tag = 'atom:entry';
  xml.addAttribute('xmlns:atom', 'http://www.w3.org/2005/Atom');
  xml.addAttribute('xmlns:gd', 'http://schemas.google.com/g/2005');
  xml.updateAttrAt('atom:category', true, 'scheme', 'http://schemas.google.com/g/2005#kind');
  xml.updateAttrAt('atom:category', true, 'term', 'http://schemas.google.com/contact/2008#contact');
  xml.updateChildContent('gd:name|gd:givenName', 'Elizabeth');
  xml.updateChildContent('gd:name|gd:familyName', 'Bennet');
  xml.updateChildContent('gd:name|gd:fullName', 'Elizabeth Bennet');
  xml.updateAttrAt('atom:content', true, 'type', 'text');
  xml.updateChildContent('atom:content', 'Notes');
  xml.updateAttrAt('gd:email', true, 'rel', 'http://schemas.google.com/g/2005#work');
  xml.updateAttrAt('gd:email', true, 'primary', 'true');
  xml.updateAttrAt('gd:email', true, 'address', 'liz@gmail.com');
  xml.updateAttrAt('gd:email', true, 'displayName', 'E. Bennet');
  xml.updateAttrAt('gd:email', true, 'rel', 'http://schemas.google.com/g/2005#home');
  xml.updateAttrAt('gd:email', true, 'address', 'liz@example.org');
  xml.updateAttrAt('gd:phoneNumber', true, 'rel', 'http://schemas.google.com/g/2005#work');
  xml.updateAttrAt('gd:phoneNumber', true, 'primary', 'true');
  xml.updateChildContent('gd:phoneNumber', '(206)555-1212');
  xml.updateAttrAt('gd:phoneNumber', true, 'rel', 'http://schemas.google.com/g/2005#home');
  xml.updateChildContent('gd:phoneNumber', '(206)555-1213');
  xml.updateAttrAt('gd:im', true, 'address', 'liz@gmail.com');
  xml.updateAttrAt('gd:im', true, 'protocol', 'http://schemas.google.com/g/2005#GOOGLE_TALK');
  xml.updateAttrAt('gd:im', true, 'primary', 'true');
  xml.updateAttrAt('gd:im', true, 'rel', 'http://schemas.google.com/g/2005#home');
  xml.updateAttrAt('gd:structuredPostalAddress', true, 'rel', 'http://schemas.google.com/g/2005#work');
  xml.updateAttrAt('gd:structuredPostalAddress', true, 'primary', 'true');
  xml.updateChildContent('gd:structuredPostalAddress|gd:city', 'Mountain View');
  xml.updateChildContent('gd:structuredPostalAddress|gd:street', '1600 Amphitheatre Pkwy');
  xml.updateChildContent('gd:structuredPostalAddress|gd:region', 'CA');
  xml.updateChildContent('gd:structuredPostalAddress|gd:postcode', '94043');
  xml.updateChildContent('gd:structuredPostalAddress|gd:country', 'United States');
  xml.updateChildContent('gd:structuredPostalAddress|gd:formattedAddress', '1600 Amphitheatre Pkwy Mountain View');

  print(xml.getXml());

  // Created the following XML:

  // 	<?xml version="1.0" encoding="utf-8" ?>
  // 	<atom:entry xmlns:atom="http://www.w3.org/2005/Atom" xmlns:gd="http://schemas.google.com/g/2005">
  // 	    <atom:category scheme="http://schemas.google.com/g/2005#kind" term="http://schemas.google.com/contact/2008#contact" />
  // 	    <gd:name>
  // 	        <gd:givenName>Elizabeth</gd:givenName>
  // 	        <gd:familyName>Bennet</gd:familyName>
  // 	        <gd:fullName>Elizabeth Bennet</gd:fullName>
  // 	    </gd:name>
  // 	    <atom:content type="text">Notes</atom:content>
  // 	    <gd:email primary="true" displayName="E. Bennet" rel="http://schemas.google.com/g/2005#home" address="liz@example.org" />
  // 	    <gd:phoneNumber primary="true" rel="http://schemas.google.com/g/2005#home">(206)555-1213</gd:phoneNumber>
  // 	    <gd:im address="liz@gmail.com" protocol="http://schemas.google.com/g/2005#GOOGLE_TALK" primary="true" rel="http://schemas.google.com/g/2005#home" />
  // 	    <gd:structuredPostalAddress rel="http://schemas.google.com/g/2005#work" primary="true">
  // 	        <gd:city>Mountain View</gd:city>
  // 	        <gd:street>1600 Amphitheatre Pkwy</gd:street>
  // 	        <gd:region>CA</gd:region>
  // 	        <gd:postcode>94043</gd:postcode>
  // 	        <gd:country>United States</gd:country>
  // 	        <gd:formattedAddress>1600 Amphitheatre Pkwy Mountain View</gd:formattedAddress>
  // 	    </gd:structuredPostalAddress>
  // 	</atom:entry>

  // --------------------------------------------------------------------------------------------------------
  // Note: The code for setting up the Chilkat REST object and making the initial connection can be done once.
  // Once connected, the REST object may be re-used for many REST API calls.
  // (It's a good idea to put the connection setup code in a separate function/subroutine.)
  // --------------------------------------------------------------------------------------------------------

  // It is assumed we previously obtained an OAuth2 access token.
  // This example loads the JSON access token file 
  // saved by this example: Get Google Contacts OAuth2 Access Token

  final jsonToken = CkJsonObject();
  try {
    jsonToken.loadFile('qa_data/tokens/googleContacts.json');
  } on ChilkatException {
    print('Failed to load googleContacts.json');
    return;
  }

  final gAuth = CkAuthGoogle();
  gAuth.accessToken = jsonToken.stringOf('access_token');

  final rest = CkRest();

  // Connect using TLS.
  final bAutoReconnect = true;
  rest.connect('www.google.com', 443, true, bAutoReconnect);

  // Provide the authentication credentials (i.e. the access token)
  rest.setAuthGoogle(gAuth);

  // ----------------------------------------------
  // OK, the REST connection setup is completed..
  // ----------------------------------------------

  // To create a contact, we need to send the following:

  // 	POST /m8/feeds/contacts/default/full
  // 	Content-Type: application/atom+xml
  // 	GData-Version: 3.0

  rest.addHeader('Content-Type', 'application/atom+xml');
  rest.addHeader('GData-Version', '3.0');

  final sbRequestBody = CkStringBuilder();
  final sbResponseBody = CkStringBuilder();
  xml.getXmlSb(sbRequestBody);
  try {
    rest.fullRequestSb('POST', '/m8/feeds/contacts/default/full', sbRequestBody, sbResponseBody);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  // A successful response will have a status code equal to 201.
  if (rest.responseStatusCode != 201) {
    print('response status code = ${rest.responseStatusCode}');
    print('response status text = ${rest.responseStatusText}');
    print('response header: ${rest.responseHeader}');
    print('response body: ${sbResponseBody.getAsString()}');
    return;
  }

  // If the 201 response was received, then the contact was successfully created,
  // and there is no response body.
  print('Contact created.');
}