470 lines
11 KiB
Java
470 lines
11 KiB
Java
package org.fox.ttrss;
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import java.util.HashMap;
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import java.util.Timer;
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import java.util.TimerTask;
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import android.animation.LayoutTransition;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.support.v4.app.FragmentActivity;
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import android.support.v4.app.FragmentTransaction;
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import android.util.Log;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import com.google.gson.JsonElement;
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import com.google.gson.JsonObject;
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public class MainActivity extends FragmentActivity implements FeedsFragment.OnFeedSelectedListener, HeadlinesFragment.OnArticleSelectedListener {
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private final String TAG = this.getClass().getSimpleName();
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private SharedPreferences m_prefs;
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private String m_themeName = "";
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private String m_sessionId;
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private Article m_selectedArticle;
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private Feed m_activeFeed;
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private Timer m_refreshTimer;
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private RefreshTask m_refreshTask;
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private Menu m_menu;
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private boolean m_unreadOnly = true;
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private class RefreshTask extends TimerTask {
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@Override
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public void run() {
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refreshFeeds();
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}
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}
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public synchronized void refreshFeeds() {
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FeedsFragment frag = (FeedsFragment) getSupportFragmentManager().findFragmentById(R.id.feeds_fragment);
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Log.d(TAG, "Refreshing feeds..." + frag);
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if (frag != null) {
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frag.refresh();
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}
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}
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public void setUnreadOnly(boolean unread) {
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m_unreadOnly = unread;
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refreshFeeds();
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}
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public boolean getUnreadOnly() {
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return m_unreadOnly;
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}
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public String getSessionId() {
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return m_sessionId;
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}
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/** Called when the activity is first created. */
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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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m_prefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
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if (m_prefs.getString("theme", "THEME_DARK").equals("THEME_DARK")) {
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setTheme(R.style.DarkTheme);
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} else {
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setTheme(R.style.LightTheme);
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}
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m_themeName = m_prefs.getString("theme", "THEME_DARK");
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if (savedInstanceState != null) {
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m_sessionId = savedInstanceState.getString("sessionId");
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m_unreadOnly = savedInstanceState.getBoolean("unreadOnly");
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m_activeFeed = savedInstanceState.getParcelable("activeFeed");
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m_selectedArticle = savedInstanceState.getParcelable("selectedArticle");
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}
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setContentView(R.layout.main);
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if (android.os.Build.VERSION.SDK_INT > 10) {
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LayoutTransition transitioner = new LayoutTransition();
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LinearLayout layout = (LinearLayout)findViewById(R.id.main);
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layout.setLayoutTransition(transitioner);
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}
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if (m_selectedArticle == null)
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findViewById(R.id.article_fragment).setVisibility(View.GONE);
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else
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findViewById(R.id.feeds_fragment).setVisibility(View.GONE);
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if (m_sessionId != null) {
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loginSuccess();
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} else {
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login();
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}
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}
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public void setLoadingStatus(int status, boolean showProgress) {
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TextView tv = (TextView)findViewById(R.id.loading_message);
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if (tv != null) {
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tv.setText(status);
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}
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View pb = findViewById(R.id.loading_progress);
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if (pb != null) {
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pb.setVisibility(showProgress ? View.VISIBLE : View.GONE);
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}
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}
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@Override
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public void onSaveInstanceState (Bundle out) {
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super.onSaveInstanceState(out);
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out.putString("sessionId", m_sessionId);
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out.putBoolean("unreadOnly", m_unreadOnly);
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out.putParcelable("activeFeed", m_activeFeed);
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out.putParcelable("selectedArticle", m_selectedArticle);
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}
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@Override
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public void onResume() {
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super.onResume();
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if (!m_prefs.getString("theme", "THEME_DARK").equals(m_themeName)) {
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Intent refresh = new Intent(this, MainActivity.class);
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startActivity(refresh);
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finish();
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}
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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if (m_refreshTask != null) {
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m_refreshTask.cancel();
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m_refreshTask = null;
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}
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if (m_refreshTimer != null) {
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m_refreshTimer.cancel();
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m_refreshTimer = null;
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}
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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MenuInflater inflater = getMenuInflater();
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inflater.inflate(R.menu.main_menu, menu);
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m_menu = menu;
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initMainMenu();
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return true;
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}
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public void setMenuLabel(int id, int labelId) {
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MenuItem mi = m_menu.findItem(id);
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if (mi != null) {
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mi.setTitle(labelId);
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}
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}
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@Override
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public boolean onKeyDown(int keyCode, KeyEvent event) {
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if (keyCode == KeyEvent.KEYCODE_BACK) {
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Log.d(TAG, "Overriding back button");
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if (m_selectedArticle != null) {
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closeArticle();
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} else {
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finish();
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}
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return false;
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}
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return super.onKeyDown(keyCode, event);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case R.id.preferences:
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Intent intent = new Intent(this, PreferencesActivity.class);
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startActivityForResult(intent, 0);
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return true;
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case R.id.update_feeds:
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refreshFeeds();
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return true;
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case R.id.logout:
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logout();
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return true;
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case R.id.login:
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login();
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return true;
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case R.id.close_article:
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closeArticle();
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return true;
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case R.id.share_article:
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shareArticle(m_selectedArticle);
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return true;
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case R.id.show_feeds:
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if (getUnreadOnly()) {
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item.setTitle(R.string.menu_unread_feeds);
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} else {
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item.setTitle(R.string.menu_all_feeds);
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}
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setUnreadOnly(!getUnreadOnly());
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return true;
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default:
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return super.onOptionsItemSelected(item);
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}
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}
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public void shareArticle(Article article) {
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if (article != null) {
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Intent intent = new Intent(Intent.ACTION_SEND);
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intent.setType("text/plain");
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intent.putExtra(Intent.EXTRA_SUBJECT, article.title);
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intent.putExtra(Intent.EXTRA_TEXT, article.link);
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startActivity(Intent.createChooser(intent, getString(R.id.share_article)));
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}
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}
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public void closeArticle() {
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findViewById(R.id.article_fragment).setVisibility(View.GONE);
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findViewById(R.id.feeds_fragment).setVisibility(View.VISIBLE);
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m_selectedArticle = null;
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initMainMenu();
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refreshFeeds();
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}
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private void initMainMenu() {
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if (m_menu != null) {
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if (m_sessionId != null) {
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m_menu.findItem(R.id.login).setVisible(false);
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m_menu.findItem(R.id.logout).setVisible(true);
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if (m_selectedArticle != null) {
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m_menu.findItem(R.id.close_article).setVisible(true);
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m_menu.findItem(R.id.share_article).setVisible(true);
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m_menu.findItem(R.id.update_feeds).setEnabled(false);
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m_menu.findItem(R.id.show_feeds).setEnabled(false);
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} else {
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m_menu.findItem(R.id.close_article).setVisible(false);
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m_menu.findItem(R.id.share_article).setVisible(false);
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m_menu.findItem(R.id.update_feeds).setEnabled(true);
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m_menu.findItem(R.id.show_feeds).setEnabled(true);
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}
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} else {
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m_menu.findItem(R.id.login).setVisible(true);
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m_menu.findItem(R.id.logout).setVisible(false);
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m_menu.findItem(R.id.close_article).setVisible(false);
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m_menu.findItem(R.id.share_article).setVisible(false);
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m_menu.findItem(R.id.update_feeds).setEnabled(false);
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m_menu.findItem(R.id.show_feeds).setEnabled(false);
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}
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}
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}
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private void loginSuccess() {
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findViewById(R.id.loading_container).setVisibility(View.INVISIBLE);
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findViewById(R.id.main).setVisibility(View.VISIBLE);
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initMainMenu();
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if (m_refreshTask != null) {
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m_refreshTask.cancel();
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m_refreshTask = null;
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}
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if (m_refreshTimer != null) {
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m_refreshTimer.cancel();
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m_refreshTimer = null;
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}
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m_refreshTask = new RefreshTask();
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m_refreshTimer = new Timer("Refresh");
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m_refreshTimer.schedule(m_refreshTask, 60*1000L, 60*1000L);
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}
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private class LoginRequest extends ApiRequest {
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protected void onPostExecute(JsonElement result) {
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if (result != null) {
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try {
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JsonObject rv = result.getAsJsonObject();
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int status = rv.get("status").getAsInt();
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if (status == 0) {
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JsonObject content = rv.get("content").getAsJsonObject();
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if (content != null) {
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m_sessionId = content.get("session_id").getAsString();
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Log.d(TAG, "Authenticated!");
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setLoadingStatus(R.string.loading_message, true);
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FeedsFragment frag = new FeedsFragment();
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FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
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ft.replace(R.id.feeds_fragment, frag);
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ft.commit();
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loginSuccess();
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}
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} else {
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JsonObject content = rv.get("content").getAsJsonObject();
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if (content != null) {
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String error = content.get("error").getAsString();
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m_sessionId = null;
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if (error.equals("LOGIN_ERROR")) {
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setLoadingStatus(R.string.login_wrong_password, false);
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} else if (error.equals("API_DISABLED")) {
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setLoadingStatus(R.string.login_api_disabled, false);
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} else {
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setLoadingStatus(R.string.login_failed, false);
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}
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m_menu.findItem(R.id.login).setVisible(true);
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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}
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@Override
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public void onFeedSelected(Feed feed) {
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Log.d(TAG, "Selected feed: " + feed.toString());
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viewFeed(feed);
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}
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public Article getSelectedArticle() {
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return m_selectedArticle;
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}
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public void viewFeed(Feed feed) {
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m_activeFeed = feed;
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HeadlinesFragment hf = new HeadlinesFragment();
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FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
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ft.replace(R.id.headlines_fragment, hf);
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ft.commit();
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}
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public void openArticle(Article article) {
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m_selectedArticle = article;
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initMainMenu();
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ArticleFragment frag = new ArticleFragment();
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FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
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ft.replace(R.id.article_fragment, frag);
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ft.commit();
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findViewById(R.id.feeds_fragment).setVisibility(View.GONE);
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findViewById(R.id.article_fragment).setVisibility(View.VISIBLE);
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}
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@Override
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public void onArticleSelected(Article article) {
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openArticle(article);
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}
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public Feed getActiveFeed() {
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return m_activeFeed;
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}
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public void logout() {
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if (m_refreshTask != null) {
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m_refreshTask.cancel();
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m_refreshTask = null;
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}
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if (m_refreshTimer != null) {
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m_refreshTimer.cancel();
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m_refreshTimer = null;
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}
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m_sessionId = null;
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findViewById(R.id.loading_container).setVisibility(View.VISIBLE);
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findViewById(R.id.main).setVisibility(View.INVISIBLE);
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TextView tv = (TextView)findViewById(R.id.loading_message);
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if (tv != null) {
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tv.setText(R.string.login_ready);
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}
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findViewById(R.id.loading_progress).setVisibility(View.GONE);
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initMainMenu();
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}
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public void login() {
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logout();
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if (m_prefs.getString("ttrss_url", null) == null ||
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m_prefs.getString("login", null) == null ||
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m_prefs.getString("password", null) == null) {
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setLoadingStatus(R.string.login_need_configure, false);
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} else {
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LoginRequest ar = new LoginRequest();
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ar.setApi(m_prefs.getString("ttrss_url", null));
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HashMap<String,String> map = new HashMap<String,String>() {
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{
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put("op", "login");
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put("user", m_prefs.getString("login", null));
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put("password", m_prefs.getString("password", null));
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}
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};
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ar.execute(map);
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setLoadingStatus(R.string.login_in_progress, true);
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}
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}
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} |