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Swift 3/4 Web API Examples

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(Swift 3/4) Twitter Simple Tweet (Post Status Update)

Demonstrates sending a simple Twitter status update (tweet).

Chilkat Downloads for the Swift Programming Language

MAC OS X (Cocoa) Objective-C/Swift Libs

iOS Objective-C/Swift Libs

func chilkatTest() {
    // 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..
    let json = CkoJsonObject()!
    var success: Bool = json.loadFile("qa_data/tokens/twitter.json")

    let rest = CkoRest()!
    let oauth1 = CkoOAuth1()!

    oauth1.consumerKey = "TWITTER_CONSUMER_KEY"
    oauth1.consumerSecret = "TWITTER_CONSUMER_SECRET"
    oauth1.token = json.string(of: "oauth_token")
    oauth1.tokenSecret = json.string(of: "oauth_token_secret")
    oauth1.signatureMethod = "HMAC-SHA1"
    oauth1.genNonce(16)

    rest.setAuthOAuth1(oauth1, useQueryParams: false)

    var bAutoReconnect: Bool = true
    success = rest.connect("api.twitter.com", port: 443, tls: true, autoReconnect: bAutoReconnect)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

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

    var tweetContent: String? = "This is a test tweet."

    // Send a tweet...
    rest.clearAllQueryParams()
    rest.addQueryParam("status", value: tweetContent)
    var resp: String? = rest.fullRequestFormUrlEncoded("POST", uriPath: "/1.1/statuses/update.json")
    if rest.lastMethodSuccess != true {
        print("\(rest.lastErrorText!)")
        return
    }

    let jsonResponse = CkoJsonObject()!
    jsonResponse.emitCompact = false
    jsonResponse.load(resp)

    if rest.responseStatusCode.intValue != 200 {
        print("\(jsonResponse.emit()!)")
        return
    }

    // Show the successful response:
    print("\(jsonResponse.emit()!)")
    print("Success.")

    // 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"
    // 	}
    // 

}

 

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