diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/linked/resources/TwitterResource.java')
-rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/linked/resources/TwitterResource.java | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/linked/resources/TwitterResource.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/linked/resources/TwitterResource.java new file mode 100644 index 000000000..3553ce740 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/linked/resources/TwitterResource.java @@ -0,0 +1,144 @@ +package org.sufficientlysecure.keychain.pgp.linked.resources; + +import android.content.Context; +import android.support.annotation.DrawableRes; +import android.util.Base64; + +import com.textuality.keybase.lib.JWalk; + +import org.apache.http.HttpEntity; +import org.apache.http.HttpResponse; +import org.apache.http.client.ClientProtocolException; +import org.apache.http.client.methods.HttpGet; +import org.apache.http.client.methods.HttpPost; +import org.apache.http.client.methods.HttpRequestBase; +import org.apache.http.entity.StringEntity; +import org.apache.http.impl.client.DefaultHttpClient; +import org.apache.http.params.BasicHttpParams; +import org.json.JSONException; +import org.json.JSONObject; +import org.sufficientlysecure.keychain.R; +import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog; +import org.sufficientlysecure.keychain.pgp.linked.LinkedCookieResource; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.UnsupportedEncodingException; +import java.net.URI; +import java.net.URLEncoder; +import java.util.HashMap; +import java.util.Set; + +public class TwitterResource extends LinkedCookieResource { + + TwitterResource(Set<String> flags, HashMap<String,String> params, URI uri) { + super(flags, params, uri); + } + + public static String generateText (Context context, byte[] fingerprint, int nonce) { + // nothing special here for now, might change this later + return LinkedCookieResource.generate(context, fingerprint, nonce); + } + + private String getTwitterStream(String screenName) { + String results = null; + + // Step 1: Encode consumer key and secret + try { + // URL encode the consumer key and secret + String urlApiKey = URLEncoder.encode("6IhPnWbYxASAoAzH2QaUtHD0J", "UTF-8"); + String urlApiSecret = URLEncoder.encode("L0GnuiOnapWbSBbQtLIqtpeS5BTtvh06dmoMoKQfHQS8UwHuWm", "UTF-8"); + + // Concatenate the encoded consumer key, a colon character, and the + // encoded consumer secret + String combined = urlApiKey + ":" + urlApiSecret; + + // Base64 encode the string + String base64Encoded = Base64.encodeToString(combined.getBytes(), Base64.NO_WRAP); + + // Step 2: Obtain a bearer token + HttpPost httpPost = new HttpPost("https://api.twitter.com/oauth2/token"); + httpPost.setHeader("Authorization", "Basic " + base64Encoded); + httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8"); + httpPost.setEntity(new StringEntity("grant_type=client_credentials")); + JSONObject rawAuthorization = new JSONObject(getResponseBody(httpPost)); + String auth = JWalk.getString(rawAuthorization, "access_token"); + + // Applications should verify that the value associated with the + // token_type key of the returned object is bearer + if (auth != null && JWalk.getString(rawAuthorization, "token_type").equals("bearer")) { + + // Step 3: Authenticate API requests with bearer token + HttpGet httpGet = + new HttpGet("https://api.twitter.com/1.1/statuses/user_timeline.json?screen_name=" + screenName); + + // construct a normal HTTPS request and include an Authorization + // header with the value of Bearer <> + httpGet.setHeader("Authorization", "Bearer " + auth); + httpGet.setHeader("Content-Type", "application/json"); + // update the results with the body of the response + results = getResponseBody(httpGet); + } + } catch (UnsupportedEncodingException ex) { + } catch (JSONException ex) { + } catch (IllegalStateException ex1) { + } + return results; + } + + private static String getResponseBody(HttpRequestBase request) { + StringBuilder sb = new StringBuilder(); + try { + + DefaultHttpClient httpClient = new DefaultHttpClient(new BasicHttpParams()); + HttpResponse response = httpClient.execute(request); + int statusCode = response.getStatusLine().getStatusCode(); + String reason = response.getStatusLine().getReasonPhrase(); + + if (statusCode == 200) { + + HttpEntity entity = response.getEntity(); + InputStream inputStream = entity.getContent(); + + BufferedReader bReader = new BufferedReader( + new InputStreamReader(inputStream, "UTF-8"), 8); + String line = null; + while ((line = bReader.readLine()) != null) { + sb.append(line); + } + } else { + sb.append(reason); + } + } catch (UnsupportedEncodingException ex) { + } catch (ClientProtocolException ex1) { + } catch (IOException ex2) { + } + return sb.toString(); + } + + @Override + protected String fetchResource(OperationLog log, int indent) { + return getTwitterStream("Valodim"); + } + + @Override + public @DrawableRes int getDisplayIcon() { + return R.drawable.twitter; + } + + @Override + public String getDisplayTitle(Context context) { + return "twitter"; + } + + @Override + public String getDisplayComment(Context context) { + return null; + } + + public static LinkedCookieResource create(Set<String> flags, HashMap<String, String> params, URI subUri) { + return null; + } +} |