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Node.js

Update a Google Contact

See more Google APIs Examples

Demonstrates how to update a Google Contact.

Chilkat Node.js Downloads

Node.js
NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

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

    //  --------------------------------------------------------------------------------------------------------
    //  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

    var jsonToken = new chilkat.JsonObject();
    success = jsonToken.LoadFile("qa_data/tokens/googleContacts.json");
    if (success !== true) {
        console.log("Failed to load googleContacts.json");
        return;
    }

    var gAuth = new chilkat.AuthGoogle();
    gAuth.AccessToken = jsonToken.StringOf("access_token");

    var rest = new chilkat.Rest();

    //  Connect using TLS.
    var bAutoReconnect = true;
    success = 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 update a contact, we'll first get the contact information,
    //  then we'll make changes to the XML and then PUT the update.

    //  To retrieve the contact, send the following:
    //  	GET /m8/feeds/contacts/default/full/{contactId}
    //  	GData-Version: 3.0

    rest.AddHeader("GData-Version","3.0");

    var sbPath = new chilkat.StringBuilder();
    sbPath.Append("/m8/feeds/contacts/default/full/{contactId}");
    //  Get the contact having contactId = "5b6d64980b1ed462"
    var numReplacements = sbPath.Replace("{contactId}","5b6d64980b1ed462");

    var sbResponseBody = new chilkat.StringBuilder();
    success = rest.FullRequestNoBodySb("GET",sbPath.GetAsString(),sbResponseBody);
    if (success !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    //  A successful response will have a status code equal to 200.
    if (rest.ResponseStatusCode !== 200) {
        console.log("response status code = " + rest.ResponseStatusCode);
        console.log("response status text = " + rest.ResponseStatusText);
        console.log("response header: " + rest.ResponseHeader);
        console.log("response body: " + sbResponseBody.GetAsString());
        return;
    }

    //  If the 200 response was received, then the contacts XML is contained
    //  in the response body.
    var xml = new chilkat.Xml();
    xml.LoadSb(sbResponseBody,false);

    //  Get the etag:
    var lastKnownEtag = xml.GetAttrValue("gd:etag");
    console.log("lastKnownEtag = " + lastKnownEtag);

    //  Update the XML.
    //  We're going to add or update with the following information:

    //  	  <gd:name>
    //  	    <gd:givenName>Joe</gd:givenName>
    //  	    <gd:familyName>Sample</gd:familyName>
    //  	    <gd:fullName>Joe Sample</gd:fullName>
    //  	  </gd:name>
    //  	  <content type="text">RIP Joe Sample, a great musician...</content>
    //  	  <gd:extendedProperty name="pet" value="hamster"/>

    xml.UpdateChildContent("gd:name|gd:givenName","Joe");
    xml.UpdateChildContent("gd:name|gd:familyName","Sample");
    xml.UpdateChildContent("gd:name|gd:fullName","Joe Sample");
    xml.UpdateChildContent("content","RIP Joe Sample, a great musician...");
    xml.UpdateAttrAt("content",true,"type","text");
    xml.UpdateAttrAt("gd:extendedProperty",true,"name","pet");
    xml.UpdateAttrAt("gd:extendedProperty",true,"value","hamster");

    //  Send the following:

    //  	PUT /m8/feeds/contacts/default/full/{contactId}
    //  	If-Match: {lastKnownEtag}
    //  	GData-Version: 3.0
    //  	Content-Type: application/atom+xml

    rest.ClearAllHeaders();
    rest.AddHeader("If-Match",lastKnownEtag);
    rest.AddHeader("GData-Version","3.0");
    rest.AddHeader("Content-Type","application/atom+xml");

    var sbRequestBody = new chilkat.StringBuilder();
    xml.GetXmlSb(sbRequestBody);

    //  The sbPath already contains the correct path..
    success = rest.FullRequestSb("PUT",sbPath.GetAsString(),sbRequestBody,sbResponseBody);
    if (success !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    //  A successful response will have a status code equal to 200.
    if (rest.ResponseStatusCode !== 200) {
        console.log("response status code = " + rest.ResponseStatusCode);
        console.log("response status text = " + rest.ResponseStatusText);
        console.log("response header: " + rest.ResponseHeader);
        console.log("response body: " + sbResponseBody.GetAsString());
        return;
    }

    //  If the 200 response was received, then the updated contact XML is contained
    //  in the response body.
    xml.LoadSb(sbResponseBody,false);

    console.log("Response Body:");
    console.log(xml.GetXml());
    console.log("Success.");

}

chilkatExample();