(MFC) Twitter Simple Tweet (Post Status Update)

Demonstrates sending a simple Twitter status update (tweet).

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkJsonObject.h>
#include <CkRest.h>
#include <CkOAuth1.h>

void ChilkatSample(void)
    {
    CkString strOut;

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

    // ----------------------------------------------------------------------
    // This initial setup, which involves setting the OAuth1 properties and connecting
    // to api.twitter.com, is only required once at the beginning.  Once connected, the same
    // object instance may be re-used, and if necessary, it will automatically reconnect
    // as needed.

    // Assume we've previously obtained an access token and saved it to a JSON file..
    CkJsonObject json;
    bool success = json.LoadFile("qa_data/tokens/twitter.json");

    CkRest rest;
    CkOAuth1 oauth1;

    oauth1.put_ConsumerKey("TWITTER_CONSUMER_KEY");
    oauth1.put_ConsumerSecret("TWITTER_CONSUMER_SECRET");
    oauth1.put_Token(json.stringOf("oauth_token"));
    oauth1.put_TokenSecret(json.stringOf("oauth_token_secret"));
    oauth1.put_SignatureMethod("HMAC-SHA1");
    oauth1.GenNonce(16);

    rest.SetAuthOAuth1(oauth1,false);

    bool bAutoReconnect = true;
    success = rest.Connect("api.twitter.com",443,true,bAutoReconnect);
    if (success != true) {
        strOut.append(rest.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // This ends the initial setup...
    // ----------------------------------------------------------------------

    const char *tweetContent = "This is a test tweet.";

    // Send a tweet...
    rest.ClearAllQueryParams();
    rest.AddQueryParam("status",tweetContent);
    const char *resp = rest.fullRequestFormUrlEncoded("POST","/1.1/statuses/update.json");
    if (rest.get_LastMethodSuccess() != true) {
        strOut.append(rest.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    CkJsonObject jsonResponse;
    jsonResponse.put_EmitCompact(false);
    jsonResponse.Load(resp);

    if (rest.get_ResponseStatusCode() != 200) {
        strOut.append(jsonResponse.emit());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Show the successful response:
    strOut.append(jsonResponse.emit());
    strOut.append("\r\n");
    strOut.append("Success.");
    strOut.append("\r\n");

    // A successful JSON response looks like this:

    // 	{
    // 	  "created_at": "Tue Oct 18 01:58:44 +0000 2016",
    // 	  "id": 788111589581114111,
    // 	  "id_str": "788111189585711352",
    // 	  "text": "This is a test tweet.",
    // 	  "truncated": false,
    // 	  "entities": {
    // 	    "hashtags": [
    // 	    ],
    // 	    "symbols": [
    // 	    ],
    // 	    "user_mentions": [
    // 	    ],
    // 	    "urls": [
    // 	    ]
    // 	  },
    // 	  "source": "\u003ca href=\"https:\/\/www.chilkatsoft.com\/\" rel=\"nofollow\"\u003eChilkatTestApp\u003c\/a\u003e",
    // 	  "in_reply_to_status_id": null,
    // 	  "in_reply_to_status_id_str": null,
    // 	  "in_reply_to_user_id": null,
    // 	  "in_reply_to_user_id_str": null,
    // 	  "in_reply_to_screen_name": null,
    // 	  "user": {
    // 	    "id": 85647455,
    // 	    "id_str": "85647455",
    // 	    "name": "Chilkat Software",
    // 	    "screen_name": "chilkatsoft",
    // 	    "location": "",
    // 	    "description": "",
    // 	    "url": "https:\/\/t.co\/hSTR4sOuis",
    // 	    "entities": {
    // 	      "url": {
    // 	        "urls": [
    // 	          {
    // 	            "url": "https:\/\/t.co\/hSTR4sOuis",
    // 	            "expanded_url": "http:\/\/www.chilkatsoft.com",
    // 	            "display_url": "chilkatsoft.com",
    // 	            "indices": [
    // 	              0,
    // 	              23
    // 	            ]
    // 	          }
    // 	        ]
    // 	      },
    // 	      "description": {
    // 	        "urls": [
    // 	        ]
    // 	      }
    // 	    },
    // 	    "protected": false,
    // 	    "followers_count": 36,
    // 	    "friends_count": 0,
    // 	    "listed_count": 4,
    // 	    "created_at": "Tue Oct 27 19:56:13 +0000 2009",
    // 	    "favourites_count": 0,
    // 	    "utc_offset": null,
    // 	    "time_zone": null,
    // 	    "geo_enabled": false,
    // 	    "verified": false,
    // 	    "statuses_count": 6,
    // 	    "lang": "en",
    // 	    "contributors_enabled": false,
    // 	    "is_translator": false,
    // 	    "is_translation_enabled": false,
    // 	    "profile_background_color": "C0DEED",
    // 	    "profile_background_image_url": "http:\/\/abs.twimg.com\/images\/themes\/theme1\/bg.png",
    // 	    "profile_background_image_url_https": "https:\/\/abs.twimg.com\/images\/themes\/theme1\/bg.png",
    // 	    "profile_background_tile": false,
    // 	    "profile_image_url": "http:\/\/pbs.twimg.com\/profile_images\/115893001012741111\/clLweDSg_normal.jpg",
    // 	    "profile_image_url_https": "https:\/\/pbs.twimg.com\/profile_images\/115893001012741111\/clLweDSg_normal.jpg",
    // 	    "profile_link_color": "0084B4",
    // 	    "profile_sidebar_border_color": "C0DEED",
    // 	    "profile_sidebar_fill_color": "DDEEF6",
    // 	    "profile_text_color": "333333",
    // 	    "profile_use_background_image": true,
    // 	    "has_extended_profile": false,
    // 	    "default_profile": true,
    // 	    "default_profile_image": false,
    // 	    "following": false,
    // 	    "follow_request_sent": false,
    // 	    "notifications": false
    // 	  },
    // 	  "geo": null,
    // 	  "coordinates": null,
    // 	  "place": null,
    // 	  "contributors": null,
    // 	  "is_quote_status": false,
    // 	  "retweet_count": 0,
    // 	  "favorite_count": 0,
    // 	  "favorited": false,
    // 	  "retweeted": false,
    // 	  "lang": "en"
    // 	}
    // 


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }