1 files changed, 128 insertions, 0 deletions
diff --git a/src/de/danoeh/antennapod/miroguide/con/MiroConnector.java b/src/de/danoeh/antennapod/miroguide/con/MiroConnector.java
new file mode 100644
index 000000000..9620d1fe6
--- /dev/null
+++ b/src/de/danoeh/antennapod/miroguide/con/MiroConnector.java
@@ -0,0 +1,128 @@
+package de.danoeh.antennapod.miroguide.con;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import android.net.Uri;
+
+/** Executes HTTP requests and returns the results. */
+public class MiroConnector {
+	private HttpClient httpClient;
+
+	private static final String HOST_URL = "www.miroguide.com/api/";
+	private static final String PATH_GET_CHANNELS = "get_channels";
+	private static final String PATH_LIST_CATEGORIES = "list_categories";
+	private static final String PATH_GET_CHANNEL = "get_channel";
+
+	public MiroConnector() {
+		httpClient = new DefaultHttpClient();
+	}
+
+	public void shutdown() {
+		httpClient.getConnectionManager().shutdown();
+	}
+
+	private Uri.Builder getBaseURIBuilder(String path) {
+		Uri.Builder builder = new Uri.Builder();
+		builder.scheme("https").appendPath(HOST_URL).appendPath(path)
+				.appendQueryParameter("datatype", "json");
+		return builder;
+	}
+
+	public JSONArray getArrayResponse(Uri uri) throws MiroException {
+		try {
+			JSONArray result = new JSONArray(executeRequest(uri));
+			return result;
+		} catch (JSONException e) {
+			e.printStackTrace();
+			throw new MiroException();
+		}
+	}
+
+	public JSONObject getSingleObjectResponse(Uri uri) throws MiroException {
+		try {
+			JSONObject result = new JSONObject(executeRequest(uri));
+			return result;
+		} catch (JSONException e) {
+			e.printStackTrace();
+			throw new MiroException();
+		}
+	}
+
+	/**
+	 * Executes a HTTP GET request with the given URI and returns the content of
+	 * the return value.
+	 * 
+	 * @throws MiroException
+	 */
+	private String executeRequest(Uri uri) throws MiroException {
+		HttpGet httpGet = new HttpGet(uri.toString());
+		String result = null;
+		try {
+			HttpResponse response = httpClient.execute(httpGet);
+			if (response.getStatusLine().getStatusCode() == 200) {
+				HttpEntity entity = response.getEntity();
+				if (entity != null) {
+					InputStream in = entity.getContent();
+
+					BufferedReader reader = new BufferedReader(
+							new InputStreamReader(in));
+					result = reader.readLine();
+				}
+			} else {
+				throw new MiroException(response.getStatusLine()
+						.getReasonPhrase());
+			}
+		} catch (IOException e) {
+			e.printStackTrace();
+			throw new MiroException(e.getMessage());
+		}
+		return result;
+
+	}
+
+	public Uri createGetChannelsUri(String filter, String filterValue,
+			String sort, String limit, String offset) throws MiroException {
+		Uri.Builder resultBuilder = getBaseURIBuilder(PATH_GET_CHANNELS);
+		resultBuilder.appendQueryParameter("filter", filter)
+				.appendQueryParameter("filter_value", filterValue);
+
+		if (sort != null) {
+			resultBuilder.appendQueryParameter("sort", sort);
+		}
+		if (limit != null) {
+			resultBuilder.appendQueryParameter("limit", limit);
+		}
+		if (offset != null) {
+			resultBuilder.appendQueryParameter("offset", offset);
+		}
+		Uri result = resultBuilder.build();
+		return result;
+	}
+
+	public Uri createListCategoriesURI() throws MiroException {
+		Uri.Builder resultBuilder = getBaseURIBuilder(PATH_LIST_CATEGORIES);
+		Uri result = resultBuilder.build();
+
+		return result;
+	}
+
+	public Uri createGetChannelUri(String id) throws MiroException {
+		Uri.Builder resultBuilder = getBaseURIBuilder(PATH_GET_CHANNEL)
+				.appendQueryParameter("id", id);
+		Uri result = resultBuilder.build();
+		return result;
+	}
+
+}