2016-06-13 20:43:38 +00:00
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/******************************************************************************
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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.fragments;
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import android.app.DialogFragment;
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import android.app.Fragment;
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import android.content.Context;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.KeyEvent;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.inputmethod.EditorInfo;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.AdapterView;
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import android.widget.ArrayAdapter;
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import android.widget.EditText;
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import android.widget.ListView;
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import android.widget.Spinner;
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import android.widget.TextView;
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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.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import org.openlp.android2.R;
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import org.openlp.android2.api.Api;
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import org.openlp.android2.common.JsonHelpers;
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import org.openlp.android2.common.RequestQueueService;
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import org.openlp.android2.dialogs.SearchSelectionDialog;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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*/
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public class SearchFragment extends Fragment {
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private final String LOG_TAG = SearchFragment.class.getName();
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private Spinner spinner;
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public Context context;
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protected String calledURL;
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protected String updateUrl;
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protected String searchedPlugin;
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protected Map<String, String> pluginMap = new HashMap<String, String>();
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protected ArrayList<JSONArray> jsonCache = new ArrayList<JSONArray>();
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public SearchFragment() {
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Log.d(LOG_TAG, "Constructor");
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}
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public static SearchFragment newInstance() {
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SearchFragment fragment = new SearchFragment();
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return fragment;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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context = getActivity();
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updateUrl = Api.SEARCHABLE_PLUGINS;
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View view = inflater.inflate(R.layout.fragment_search, container, false);
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spinner = (Spinner) view.findViewById(R.id.search_spinner);
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triggerTextRequest(Api.SEARCHABLE_PLUGINS);
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// Add search listener to text field
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EditText editText = (EditText) view.findViewById(R.id.search_text);
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editText.setOnEditorActionListener(new TextView.OnEditorActionListener() {
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@Override
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public boolean onEditorAction(TextView tv, int actionId, KeyEvent event) {
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if (actionId == EditorInfo.IME_ACTION_SEARCH) {
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// Now close the keyboard as finished with
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View view = getActivity().getCurrentFocus();
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if (view != null) {
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InputMethodManager imm =
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(InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
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}
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searchedPlugin = pluginMap.get(spinner.getSelectedItem().toString());
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requestSearch(tv.getText().toString());
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return true;
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}
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return false;
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}
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});
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return view;
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}
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@Override
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public void onDetach() {
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super.onDetach();
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}
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private void populatePluginList(String response, Boolean notInError) {
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Log.i(LOG_TAG, "populatePluginList - entry");
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List<String> categories = new ArrayList<String>();
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pluginMap.clear();
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if (notInError) {
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try {
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JSONArray items = new JSONObject(response).getJSONObject("results").getJSONArray("items");
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for (int i = 0; i < items.length(); ++i) {
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JSONArray item = items.getJSONArray(i);
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categories.add(item.get(1).toString());
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pluginMap.put(item.get(1).toString(), item.get(0).toString());
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}
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} catch (JSONException e) {
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Log.e(LOG_TAG, response);
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e.printStackTrace();
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}
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ArrayAdapter<String> LTRadapter = new ArrayAdapter<String>(getActivity(),
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R.layout.spinner_list_item, categories);
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LTRadapter.setDropDownViewResource(R.layout.spinner_dropdown_item);
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spinner.setAdapter(LTRadapter);
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Log.i(LOG_TAG, "populatePluginList - exit");
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}
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}
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protected void triggerTextRequest(String urlbase) {
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Log.d(LOG_TAG, "Trigger Request for url " + urlbase);
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String url = RequestQueueService.getInstance(this.context).getUrl(urlbase);
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calledURL = 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 (calledURL.equals(updateUrl)) {
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populatePluginList(response, true);
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} else {
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populateListDisplay(response, true);
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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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}
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};
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public void requestSearch(String text) {
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updateUrl = Api.SEARCH_PLUGIN_FORMATTED;
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try {
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String request = JsonHelpers.createRequestJSON("text", text);
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String url = String.format(Api.SEARCH_PLUGIN_FORMATTED, searchedPlugin);
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triggerTextRequest(String.format("%s%s", url, request));
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Log.d(LOG_TAG, String.format("Search request. apiBase(%s), text(%s)", searchedPlugin, text));
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} catch (JsonHelpers.JSONHandlerException e) {
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e.printStackTrace();
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Toast.makeText(context, "Search Request Failed", Toast.LENGTH_SHORT).show();
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}
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}
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public void populateListDisplay(String json, boolean notInError) {
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Log.i(LOG_TAG, "populateListDisplay - entry");
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ListView list = (ListView) getActivity().findViewById(R.id.searchlistView);
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final ArrayList<JSONArray> listitems = new ArrayList<JSONArray>();
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if (notInError) {
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try {
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JSONArray items = new JSONObject(json).getJSONObject("results").getJSONArray("items");
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2016-09-16 05:09:26 +00:00
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Log.d(LOG_TAG,items.toString());
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2016-06-13 20:43:38 +00:00
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for (int i = 0; i < items.length(); ++i) {
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JSONArray item = items.getJSONArray(i);
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listitems.add(item);
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}
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} catch (JSONException e) {
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Log.e(LOG_TAG, json);
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e.printStackTrace();
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}
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}
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jsonCache = new ArrayList<JSONArray>();
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final StableArrayAdapter adapter = new StableArrayAdapter(context,
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android.R.layout.simple_list_item_1,
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listitems,
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jsonCache);
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list.setAdapter(adapter);
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list.setOnItemClickListener(new AdapterView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, final View view,
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int position, long id) {
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final JSONArray item = (JSONArray) parent.getItemAtPosition(position);
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//Toast.makeText(context, "Item Pressed " + String.valueOf(position) + item,
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// Toast.LENGTH_SHORT).show();
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String it = "";
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try {
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it = (String) item.get(1);
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} catch (JSONException e) {
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e.printStackTrace();
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}
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Bundle args = new Bundle();
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args.putString("plugin", searchedPlugin);
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args.putString("text", it);
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args.putString("key", Long.toString(id));
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DialogFragment newFragment = new SearchSelectionDialog();
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newFragment.setArguments(args);
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newFragment.show(getFragmentManager(), "TAG");
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}
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});
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Log.i(LOG_TAG, "populateListDisplay - exit");
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}
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private class StableArrayAdapter extends ArrayAdapter<JSONArray> {
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HashMap<String, Integer> mIdMap = new HashMap<String, Integer>();
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public StableArrayAdapter(Context context,
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int textViewResourceId,
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List<JSONArray> objects,
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ArrayList<JSONArray> jsonCache) {
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super(context, textViewResourceId, objects);
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for (int i = 0; i < objects.size(); ++i) {
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JSONArray item = objects.get(i);
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try {
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jsonCache.add(item);
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mIdMap.put(item.get(1).toString(), i);
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} catch (JSONException e) {
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e.printStackTrace();
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}
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}
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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// Get the data item for this position
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//User user = getItem(position);
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String item = null;
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try {
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item = getItem(position).get(1).toString();
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} catch (JSONException e) {
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e.printStackTrace();
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}
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// Check if an existing view is being reused, otherwise inflate the view
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if (convertView == null) {
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convertView = LayoutInflater.from(getContext()).inflate(R.layout.search_result_row,
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parent, false);
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}
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// Lookup view for data population
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TextView tvItem = (TextView) convertView.findViewById(R.id.searchListRow);
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// Populate the data into the template view using the data object
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tvItem.setText(item);
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// Return the completed view to render on screen
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return convertView;
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}
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@Override
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public long getItemId(int position) {
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String item = null;
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try {
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item = getItem(position).get(1).toString();
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} catch (JSONException e) {
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e.printStackTrace();
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}
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return mIdMap.get(item);
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}
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@Override
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public boolean hasStableIds() {
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return true;
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}
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}
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}
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