1 files changed, 143 insertions, 0 deletions
diff --git a/src/org/happysanta/gd/API/Request.java b/src/org/happysanta/gd/API/Request.java
new file mode 100644
index 0000000..d8bfa6e
--- /dev/null
+++ b/src/org/happysanta/gd/API/Request.java
@@ -0,0 +1,143 @@
+package org.happysanta.gd.API;
+
+import android.os.AsyncTask;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.NameValuePair;
+import org.apache.http.client.entity.UrlEncodedFormEntity;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.apache.http.message.BasicNameValuePair;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.UnsupportedEncodingException;
+import java.util.List;
+import java.util.Locale;
+
+import static org.happysanta.gd.Helpers.getAppVersion;
+import static org.happysanta.gd.Helpers.logDebug;
+
+public class Request {
+
+	// enum Method { GET, POST };
+
+	private List<NameValuePair> params;
+	private ResponseHandler handler;
+	private AsyncRequestTask task;
+	private String apiURL;
+
+	public Request(String method, List<NameValuePair> params, ResponseHandler handler, boolean useDebugURL) {
+		construct(method, params, handler, useDebugURL ? API.DEBUG_URL : API.URL);
+	}
+
+	public Request(String method, List<NameValuePair> params, ResponseHandler handler) {
+		construct(method, params, handler, API.URL);
+	}
+
+	private void construct(String method, List<NameValuePair> params, ResponseHandler handler, String apiURL) {
+		this.apiURL = apiURL;
+
+		params.add(new BasicNameValuePair("v", String.valueOf(API.VERSION)));
+		params.add(new BasicNameValuePair("method", method));
+		params.add(new BasicNameValuePair("app_version", getAppVersion()));
+		params.add(new BasicNameValuePair("app_lang", Locale.getDefault().getDisplayLanguage()));
+
+		this.params = params;
+		this.handler = handler;
+
+		go();
+	}
+
+	private void go() {
+		task = new AsyncRequestTask();
+		task.execute(apiURL);
+	}
+
+	public void cancel() {
+		if (task != null) {
+			task.cancel(true);
+			task = null;
+		}
+	}
+
+	private void onDone(String result) {
+		Response response;
+		logDebug("API.Request.onDone()");
+
+		try {
+			response = new Response(result);
+		} catch (APIException e) {
+			handler.onError(e);
+			return;
+		} catch (Exception e) {
+			// e.printStackTrace();
+			handler.onError(new APIException(result == null ? "Network error" : "JSON parsing error"));
+			return;
+			// exception = new Exception();
+		}
+
+		// handler.onResponse(response);
+
+		if (response != null)
+			handler.onResponse(response);
+		else
+			handler.onError(new APIException("JSON parsing error"));
+	}
+
+	protected class AsyncRequestTask extends AsyncTask<String, Void, String> {
+
+		@Override
+		protected String doInBackground(String... objects) {
+			String url = objects[0];
+
+			DefaultHttpClient client = new DefaultHttpClient();
+			HttpPost post = new HttpPost(url);
+			try {
+				post.setEntity(new UrlEncodedFormEntity(params));
+			} catch (UnsupportedEncodingException e) {
+				e.printStackTrace();
+				return null;
+			}
+			String result = null;
+			InputStream is = null;
+
+			try {
+				HttpResponse response = client.execute(post);
+				HttpEntity entity = response.getEntity();
+				is = entity.getContent();
+
+				BufferedReader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"), 8);
+				StringBuilder sb = new StringBuilder();
+
+				String line;
+				while ((line = reader.readLine()) != null) {
+					if (isCancelled()) break;
+					sb.append(line + "\n");
+				}
+				result = sb.toString();
+			} catch (java.lang.Exception e) {
+				logDebug("API request failed: " + e.getMessage());
+				// e.printStackTrace();
+				return null;
+			} finally {
+				try {
+					if (is != null) is.close();
+				} catch (IOException e) {
+					// e.printStackTrace();
+				}
+			}
+
+			return result;
+		}
+
+		@Override
+		public void onPostExecute(String result) {
+			onDone(result);
+		}
+
+	}
+
+}