PowerBuilder

Twitter Simple Tweet (Post Status Update)

Demonstrates sending a simple Twitter status update (tweet).

This example is deprecated and no longer valid.

PowerBuilder

integer li_rc
integer li_Success
oleobject loo_Json
oleobject loo_Rest
oleobject loo_Oauth1
integer li_BAutoReconnect
string ls_TweetContent
string ls_Resp
oleobject loo_JsonResponse

li_Success = 0

// 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..
loo_Json = create oleobject
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")
if li_rc < 0 then
    destroy loo_Json
    MessageBox("Error","Connecting to COM object failed")
    return
end if
li_Success = loo_Json.LoadFile("qa_data/tokens/twitter.json")

loo_Rest = create oleobject
li_rc = loo_Rest.ConnectToNewObject("Chilkat.Rest")

loo_Oauth1 = create oleobject
li_rc = loo_Oauth1.ConnectToNewObject("Chilkat.OAuth1")

loo_Oauth1.ConsumerKey = "TWITTER_CONSUMER_KEY"
loo_Oauth1.ConsumerSecret = "TWITTER_CONSUMER_SECRET"
loo_Oauth1.Token = loo_Json.StringOf("oauth_token")
loo_Oauth1.TokenSecret = loo_Json.StringOf("oauth_token_secret")
loo_Oauth1.SignatureMethod = "HMAC-SHA1"
loo_Oauth1.GenNonce(16)

loo_Rest.SetAuthOAuth1(loo_Oauth1,0)

li_BAutoReconnect = 1
li_Success = loo_Rest.Connect("api.twitter.com",443,1,li_BAutoReconnect)
if li_Success <> 1 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_Json
    destroy loo_Rest
    destroy loo_Oauth1
    return
end if

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

ls_TweetContent = "This is a test tweet."

// Send a tweet...
loo_Rest.ClearAllQueryParams()
loo_Rest.AddQueryParam("status",ls_TweetContent)
ls_Resp = loo_Rest.FullRequestFormUrlEncoded("POST","/1.1/statuses/update.json")
if loo_Rest.LastMethodSuccess <> 1 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_Json
    destroy loo_Rest
    destroy loo_Oauth1
    return
end if

loo_JsonResponse = create oleobject
li_rc = loo_JsonResponse.ConnectToNewObject("Chilkat.JsonObject")

loo_JsonResponse.EmitCompact = 0
loo_JsonResponse.Load(ls_Resp)

if loo_Rest.ResponseStatusCode <> 200 then
    Write-Debug loo_JsonResponse.Emit()
    destroy loo_Json
    destroy loo_Rest
    destroy loo_Oauth1
    destroy loo_JsonResponse
    return
end if

// Show the successful response:
Write-Debug loo_JsonResponse.Emit()
Write-Debug "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"
// 	}
// 


destroy loo_Json
destroy loo_Rest
destroy loo_Oauth1
destroy loo_JsonResponse