(Node.js) Iterate Pages in Feed

Demonstrates how to read the next page in the user's Facebook feed, and iterates through all of the pages in the Facebook feed.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

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

    // This example assumes a previously obtained an access token
    var oauth2 = new chilkat.OAuth2();
    oauth2.AccessToken = "FACEBOOK-ACCESS-TOKEN";

    var rest = new chilkat.Rest();

    // Connect to Facebook and send the following GET request:
    var success = rest.Connect("graph.facebook.com",443,true,true);
    if (success !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    // Provide the authentication credentials (i.e. the access key)
    rest.SetAuthOAuth2(oauth2);

    // Gets the 1st page in the user's feed.
    var responseJson = rest.FullRequestNoBody("GET","/v2.7/me/feed");
    if (rest.LastMethodSuccess !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    var json = new chilkat.JsonObject();
    json.EmitCompact = false;
    json.Load(responseJson);

    // 
    // See Parsing the Facebook User Feed for code showing how to parse the JSON feed content.
    // 

    var nextUrl = new chilkat.Url();

    // Get the URL for the next page in the feed.
    var nextUrlStr = json.StringOf("paging.next");
    while (json.LastMethodSuccess == true) {

        console.log("Next page URL: " + nextUrlStr);

        nextUrl.ParseUrl(nextUrlStr);

        // Prepare for getting the next page in the feed.
        // We can continue using the same REST object.
        // If already connected, we'll continue using the existing connection.
        // Otherwise, a new connection will automatically be made if needed.
        rest.ClearAllQueryParams();
        rest.AddQueryParams(nextUrl.Query);

        responseJson = rest.FullRequestNoBody("GET","/v2.7/me/feed");
        if (rest.LastMethodSuccess !== true) {
            console.log(rest.LastErrorText);
            return;
        }

        json.Load(responseJson);
        // See Parsing the Facebook User Feed for code showing how to parse the JSON feed content.

        // Get the URL for the next page.
        nextUrlStr = json.StringOf("paging.next");
    }

    console.log("No more pages in the feed.");

}

chilkatExample();