mirror of https://gitlab.com/openlp/android.git
125 lines
4.9 KiB
Java
125 lines
4.9 KiB
Java
/******************************************************************************
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* OpenLP - Open Source Lyrics Projection *
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* --------------------------------------------------------------------------- *
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* Copyright (c) 2011-2016 OpenLP Android Developers *
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* --------------------------------------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the Free *
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* Software Foundation; version 2 of the License. *
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* *
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* This program is distributed in the hope that it will be useful, but WITHOUT *
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
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* more details. *
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* *
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* You should have received a copy of the GNU General Public License along *
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* with this program; if not, write to the Free Software Foundation, Inc., 59 *
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* Temple Place, Suite 330, Boston, MA 02111-1307 USA *
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*******************************************************************************/
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package org.openlp.android2.common;
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import android.app.DialogFragment;
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import android.content.Context;
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import android.util.Log;
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import android.widget.Toast;
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import com.android.volley.AuthFailureError;
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import com.android.volley.ClientError;
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import com.android.volley.DefaultRetryPolicy;
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import com.android.volley.NetworkError;
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import com.android.volley.NoConnectionError;
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import com.android.volley.ParseError;
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import com.android.volley.Request;
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import com.android.volley.Response;
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import com.android.volley.ServerError;
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import com.android.volley.TimeoutError;
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import com.android.volley.VolleyError;
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import com.android.volley.toolbox.StringRequest;
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import org.openlp.android2.R;
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import org.openlp.android2.api.Api;
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import java.util.HashMap;
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import java.util.Map;
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abstract public class OpenLPDialog extends DialogFragment {
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private final String LOG_TAG = OpenLPDialog.class.getName();
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protected Context context;
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private String urlcalled;
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protected void populateDisplay(String responseString) {
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}
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protected void processUpdate(String responseString) {
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}
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protected void errorDisplay(String responseString) {
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}
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protected void triggerTextRequest(final String urlbase) {
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String url = RequestQueueService.getInstance(this.context).getUrl(urlbase);
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urlcalled = urlbase;
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StringRequest request = new StringRequest(
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Request.Method.GET,
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url,
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listener,
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errorListener) {
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@Override
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public Map<String, String> getHeaders() throws AuthFailureError {
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return createBasicAuthHeader("user", "passwd");
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}
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};
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//Set a retry policy in case of SocketTimeout & ConnectionTimeout Exceptions.
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// Volley does retry for you if you have specified the policy.
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request.setRetryPolicy(new DefaultRetryPolicy(
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RequestQueueService.getInstance(this.context).getConnectionTimeout(),
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DefaultRetryPolicy.DEFAULT_MAX_RETRIES, DefaultRetryPolicy.DEFAULT_BACKOFF_MULT));
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request.setTag("OpenLP");
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RequestQueueService.getInstance(this.context).addToRequestQueue(request);
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}
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Map<String, String> createBasicAuthHeader(String username, String password) {
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Map<String, String> headers = new HashMap<String, String>();
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headers.put("Authorization", RequestQueueService.getInstance(context).getBasicAuth());
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return headers;
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}
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Response.Listener<String> listener = new Response.Listener<String>() {
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@Override
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public void onResponse(String response) {
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if (urlcalled.equals(Api.POLL_STATUS)) {
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populateDisplay(response);
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} else {
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processUpdate(response);
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}
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}
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};
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Response.ErrorListener errorListener = new Response.ErrorListener() {
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@Override
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public void onErrorResponse(VolleyError error) {
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Log.d(LOG_TAG, String.format("Call response error = %s", error.toString()));
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if (error instanceof NetworkError) {
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} else if (error instanceof ClientError) {
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} else if (error instanceof ServerError) {
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} else if (error instanceof AuthFailureError) {
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Toast.makeText(context, R.string.httpreturn_unauthorised,
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Toast.LENGTH_LONG).show();
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} else if (error instanceof ParseError) {
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} else if (error instanceof NoConnectionError) {
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} else if (error instanceof TimeoutError) {
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}
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Toast.makeText(context, R.string.unable,
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Toast.LENGTH_LONG).show();
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errorDisplay(error.toString());
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}
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};
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}
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