diff options
| author | Federico Fissore <f.fissore@arduino.cc> | 2013-06-26 17:29:57 +0200 | 
|---|---|---|
| committer | Federico Fissore <f.fissore@arduino.cc> | 2013-06-26 17:29:57 +0200 | 
| commit | b24534d6a6e996321ff1a1bed67f0a1b6568b2c7 (patch) | |
| tree | bd123e8346c7c8515706e370aa380f611a6ae49d /libraries/Bridge/examples/ReadATweet | |
| parent | bf82b241f55a34543e94cea854d819d0a607988c (diff) | |
included newest Temboo examples
Diffstat (limited to 'libraries/Bridge/examples/ReadATweet')
| -rw-r--r-- | libraries/Bridge/examples/ReadATweet/ReadATweet.ino | 174 | 
1 files changed, 174 insertions, 0 deletions
diff --git a/libraries/Bridge/examples/ReadATweet/ReadATweet.ino b/libraries/Bridge/examples/ReadATweet/ReadATweet.ino new file mode 100644 index 0000000..e732412 --- /dev/null +++ b/libraries/Bridge/examples/ReadATweet/ReadATweet.ino @@ -0,0 +1,174 @@ +/* +  ReadATweet + +  Demonstrates retrieving the most recent Tweet from a user's home timeline  +  using the Temboo Arduino Yun SDK. + +  A Temboo account and application key are necessary to run all Temboo examples.  +  If you don't already have one, you can register for a free Temboo account at  +  http://www.temboo.com + +  In order to run this sketch, you'll need to register an application using +  the Twitter dev console at https://dev.twitter.com. After creating the  +  app, you'll find OAuth credentials for that application under the "OAuth Tool" tab.  +  Substitute these values for the placeholders below.  + +  This example assumes basic familiarity with Arduino sketches, and that your Yun  +  is connected to the Internet. For more tutorials on using the Temboo Library and  +  Temboo Arduino Yun SDK, visit http://www.temboo.com/arduino +   +  This example code is in the public domain. +*/ + +#include <Bridge.h> +#include <Console.h> +#include <FileIO.h> +#include <HttpClient.h> +#include <Process.h> +#include "TembooAccount.h" // contains Temboo account information, as described below + +int numRuns = 0;   // execution count, so this sketch doesn't run forever +int maxRuns = 10;  // the max number of times the Twitter HomeTimeline Choreo should run + +void setup() { +  Serial.begin(9600); +   +  // for debugging, wait until a serial console is connected +  delay(4000); +  while(!Serial); +  Bridge.begin(); +} + +void loop() +{ +  // while we haven't reached the max number of runs... +  if (numRuns < maxRuns) { + +    // print status +    Serial.println("Running HomeTimeline - Run #" + String(numRuns++)); + +    // define the Process that will be used to call the "temboo" client             +    Process HomeTimelineChoreo; +     +    // invoke the Temboo client +    HomeTimelineChoreo.begin("temboo"); +     +    // set Temboo account credentials +    HomeTimelineChoreo.addParameter("-a"); +    HomeTimelineChoreo.addParameter(TEMBOO_ACCOUNT); +    HomeTimelineChoreo.addParameter("-u"); +    HomeTimelineChoreo.addParameter(TEMBOO_APP_KEY_NAME); +    HomeTimelineChoreo.addParameter("-p"); +    HomeTimelineChoreo.addParameter(TEMBOO_APP_KEY); +     +    // tell the Temboo client which Choreo to run (Twitter > Timelines > HomeTimeline) +    HomeTimelineChoreo.addParameter("-c"); +    HomeTimelineChoreo.addParameter("/Library/Twitter/Timelines/HomeTimeline"); + +    // set the required choreo inputs +    // see https://www.temboo.com/library/Library/Twitter/Timelines/HomeTimeline/ +    // for complete details about the inputs for this Choreo + +    HomeTimelineChoreo.addParameter("-i"); +    HomeTimelineChoreo.addParameter("Count:1");  // the max number of Tweets to return from each request +     +    // IMPORTANT! You'll need to substitute your own Access Token, Access Token Secret,  +    // Consumer Secret, and Consumer Key from the Twitter dev console into the method calls +    // below. (Make sure not to delete the "AccessToken:" etc prefixes!) +    HomeTimelineChoreo.addParameter("-i"); +    HomeTimelineChoreo.addParameter("AccessToken:your-twitter-access-token"); +    HomeTimelineChoreo.addParameter("-i"); +    HomeTimelineChoreo.addParameter("AccessTokenSecret:your-twitter-access-token-secret"); +    HomeTimelineChoreo.addParameter("-i"); +    HomeTimelineChoreo.addParameter("ConsumerSecret:your-twitter-consumer-secret"); +    HomeTimelineChoreo.addParameter("-i"); +    HomeTimelineChoreo.addParameter("ConsumerKey:your-twitter-consumer-key"); +    +    // next, we'll define two output filters that let us specify the  +    // elements of the response from Twitter that we want to receive. +    // see the examples at http://www.temboo.com/arduino +    // for more on using output filters +    +    // we want the text of the tweet +    HomeTimelineChoreo.addParameter("-o"); +    HomeTimelineChoreo.addParameter("tweet:/[1]/text:Response"); +     +    // and the name of the author +    HomeTimelineChoreo.addParameter("-o"); +    HomeTimelineChoreo.addParameter("author:/[1]/user/screen_name:Response"); + + +    // tell the Process to run and wait for the results. The  +    // return code (rc) will tell us whether the Temboo client  +    // was able to send our request to the Temboo servers +    unsigned int rc = HomeTimelineChoreo.run(); +     +    // a response code of 0 means success; print the API response +    if(rc == 0) { +       +      String author; // a String to hold the tweet author's name +      String tweet; // a String to hold the text of the tweet + + +      // choreo outputs are returned as key/value pairs, delimited with  +      // newlines and record/field terminator characters, for example: +      // Name1\n\x1F +      // Value1\n\x1E +      // Name2\n\x1F +      // Value2\n\x1E       +       +      // see the examples at http://www.temboo.com/arduino for more details +      // we can read this format into separate variables, as follows: +       +      while(HomeTimelineChoreo.available()) { +        // read the name of the output item +        String name = HomeTimelineChoreo.readStringUntil('\x1F'); +        name.trim(); + +        // read the value of the output item +        String data = HomeTimelineChoreo.readStringUntil('\x1E'); +        data.trim(); + +        // assign the value to the appropriate String +        if (name == "tweet") { +          tweet = data; +        } else if (name == "author") { +          author = data; +        } +      } +      +      Serial.println("@" + author + " - " + tweet); +     +    } else { +      // there was an error +      // print the raw output from the choreo +      while(HomeTimelineChoreo.available()) { +        Serial.print((char)HomeTimelineChoreo.read()); +      } +    } + +    HomeTimelineChoreo.close(); +  } + +  Serial.println("Sleeping..."); +  delay(90000); // sleep 90 seconds between HomeTimeline calls +} + +/* +  IMPORTANT NOTE: TembooAccount.h: + +  TembooAccount.h is a file referenced by this sketch that contains your Temboo account information.  +  You need to create this file. To do so, make a new tab in Arduino, call it TembooAccount.h, and  +  include the following variables and constants: + +  #define TEMBOO_ACCOUNT "myTembooAccountName"  // your Temboo account name  +  #define TEMBOO_APP_KEY_NAME "myFirstApp"  // your Temboo app key name +  #define TEMBOO_APP_KEY  "xxx-xxx-xxx-xx-xxx"  // your Temboo app key + +  The same TembooAccount.h file settings can be used for all Temboo SDK sketches. + +  Visit https://www.temboo.com/account to access your Temboo account credentials.  + +  Keeping your account information in a separate file means you can save it once,  +  then just distribute the main .ino file without worrying that you forgot to delete your credentials. +*/  | 
