705 lines
18 KiB
Java
705 lines
18 KiB
Java
package org.fox.ttrss;
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import java.io.BufferedInputStream;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.lang.reflect.Type;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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import java.util.List;
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import org.fox.ttrss.types.Feed;
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import org.fox.ttrss.types.FeedCategory;
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import org.fox.ttrss.types.FeedList;
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import android.annotation.SuppressLint;
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import android.app.Activity;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.net.http.AndroidHttpClient;
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import android.os.AsyncTask;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.Environment;
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import android.preference.PreferenceManager;
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import android.support.v4.app.Fragment;
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import android.util.Base64;
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import android.util.Log;
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import android.view.ContextMenu;
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import android.view.ContextMenu.ContextMenuInfo;
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import android.view.View.OnClickListener;
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import android.view.LayoutInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.AdapterView.AdapterContextMenuInfo;
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import android.widget.AdapterView.OnItemClickListener;
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import android.widget.ArrayAdapter;
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import android.widget.ImageButton;
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import android.widget.ImageView;
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import android.widget.ListView;
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import android.widget.TextView;
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import com.google.gson.Gson;
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import com.google.gson.JsonArray;
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import com.google.gson.JsonElement;
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import com.google.gson.reflect.TypeToken;
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public class FeedsFragment extends Fragment implements OnItemClickListener, OnSharedPreferenceChangeListener {
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private final String TAG = this.getClass().getSimpleName();
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private SharedPreferences m_prefs;
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private FeedListAdapter m_adapter;
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private FeedList m_feeds = new FeedList();
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private FeedsActivity m_activity;
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private Feed m_selectedFeed;
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private FeedCategory m_activeCategory;
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private static final String ICON_PATH = "/icons/";
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private boolean m_enableFeedIcons;
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private boolean m_feedIconsChecked = false;
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public void initialize(FeedCategory cat) {
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m_activeCategory = cat;
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}
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@SuppressLint("DefaultLocale")
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class FeedUnreadComparator implements Comparator<Feed> {
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@Override
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public int compare(Feed a, Feed b) {
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if (a.unread != b.unread)
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return b.unread - a.unread;
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else
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return a.title.toUpperCase().compareTo(b.title.toUpperCase());
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}
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}
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@SuppressLint("DefaultLocale")
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class FeedTitleComparator implements Comparator<Feed> {
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@Override
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public int compare(Feed a, Feed b) {
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if (a.is_cat && b.is_cat)
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return a.title.toUpperCase().compareTo(b.title.toUpperCase());
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else if (a.is_cat && !b.is_cat)
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return -1;
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else if (!a.is_cat && b.is_cat)
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return 1;
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else if (a.id >= 0 && b.id >= 0)
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return a.title.toUpperCase().compareTo(b.title.toUpperCase());
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else
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return a.id - b.id;
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}
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}
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@SuppressLint("DefaultLocale")
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class FeedOrderComparator implements Comparator<Feed> {
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@Override
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public int compare(Feed a, Feed b) {
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if (a.id >= 0 && b.id >= 0)
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if (a.is_cat && b.is_cat)
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return a.title.toUpperCase().compareTo(b.title.toUpperCase());
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else if (a.is_cat && !b.is_cat)
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return -1;
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else if (!a.is_cat && b.is_cat)
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return 1;
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else if (a.order_id != 0 && b.order_id != 0)
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return a.order_id - b.order_id;
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else
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return a.title.toUpperCase().compareTo(b.title.toUpperCase());
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else
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return a.id - b.id;
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}
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}
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@Override
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public boolean onContextItemSelected(MenuItem item) {
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AdapterContextMenuInfo info = (AdapterContextMenuInfo) item
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.getMenuInfo();
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switch (item.getItemId()) {
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case R.id.browse_articles:
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if (true) {
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Feed feed = getFeedAtPosition(info.position);
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if (feed != null) {
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m_activity.openFeedArticles(feed);
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}
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}
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return true;
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case R.id.browse_headlines:
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if (true) {
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Feed feed = getFeedAtPosition(info.position);
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if (feed != null) {
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m_activity.onFeedSelected(feed);
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}
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}
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return true;
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case R.id.browse_feeds:
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if (true) {
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Feed feed = getFeedAtPosition(info.position);
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if (feed != null) {
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m_activity.onCatSelected(new FeedCategory(feed.id, feed.title, feed.unread), false);
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}
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}
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return true;
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case R.id.catchup_feed:
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if (true) {
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Feed feed = getFeedAtPosition(info.position);
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if (feed != null) {
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m_activity.catchupFeed(feed);
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}
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}
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return true;
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default:
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Log.d(TAG, "onContextItemSelected, unhandled id=" + item.getItemId());
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return super.onContextItemSelected(item);
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}
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}
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@Override
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public void onCreateContextMenu(ContextMenu menu, View v,
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ContextMenuInfo menuInfo) {
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getActivity().getMenuInflater().inflate(R.menu.feed_menu, menu);
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AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo;
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Feed feed = m_adapter.getItem(info.position);
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if (feed != null)
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menu.setHeaderTitle(feed.title);
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if (!m_activity.isSmallScreen()) {
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menu.findItem(R.id.browse_articles).setVisible(false);
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}
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if (!feed.is_cat) {
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menu.findItem(R.id.browse_feeds).setVisible(false);
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}
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super.onCreateContextMenu(menu, v, menuInfo);
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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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if (savedInstanceState != null) {
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m_selectedFeed = savedInstanceState.getParcelable("selectedFeed");
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m_feeds = savedInstanceState.getParcelable("feeds");
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m_feedIconsChecked = savedInstanceState.getBoolean("feedIconsChecked");
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m_activeCategory = savedInstanceState.getParcelable("activeCat");
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}
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View view = inflater.inflate(R.layout.feeds_fragment, container, false);
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ListView list = (ListView)view.findViewById(R.id.feeds);
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m_adapter = new FeedListAdapter(getActivity(), R.layout.feeds_row, (ArrayList<Feed>)m_feeds);
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list.setAdapter(m_adapter);
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//list.setEmptyView(view.findViewById(R.id.no_feeds));
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list.setOnItemClickListener(this);
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registerForContextMenu(list);
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m_enableFeedIcons = m_prefs.getBoolean("download_feed_icons", false);
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return view;
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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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}
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@Override
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public void onAttach(Activity activity) {
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super.onAttach(activity);
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m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
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m_prefs.registerOnSharedPreferenceChangeListener(this);
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m_activity = (FeedsActivity)activity;
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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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refresh(false);
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m_activity.initMenu();
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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.putParcelable("selectedFeed", m_selectedFeed);
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out.putParcelable("feeds", m_feeds);
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out.putBoolean("feedIconsChecked", m_feedIconsChecked);
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out.putParcelable("activeCat", m_activeCategory);
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}
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@Override
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public void onItemClick(AdapterView<?> av, View view, int position, long id) {
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ListView list = (ListView)av;
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if (list != null) {
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Feed feed = (Feed)list.getItemAtPosition(position);
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if (feed.is_cat) {
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if (m_activity.isSmallScreen() && "ARTICLES".equals(m_prefs.getString("default_view_mode", "HEADLINES")) &&
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m_prefs.getBoolean("browse_cats_like_feeds", false)) {
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m_activity.openFeedArticles(feed);
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} else {
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m_activity.onCatSelected(new FeedCategory(feed.id, feed.title, feed.unread));
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}
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} else {
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if ("ARTICLES".equals(m_prefs.getString("default_view_mode", "HEADLINES"))) {
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m_activity.openFeedArticles(feed);
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} else {
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m_activity.onFeedSelected(feed);
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}
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}
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if (!m_activity.isSmallScreen())
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m_selectedFeed = feed;
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m_adapter.notifyDataSetChanged();
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}
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}
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@SuppressWarnings({ "unchecked", "serial" })
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public void refresh(boolean background) {
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//FeedCategory cat = m_onlineServices.getActiveCategory();
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m_activity.setProgressBarVisibility(true);
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final int catId = (m_activeCategory != null) ? m_activeCategory.id : -4;
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final String sessionId = m_activity.getSessionId();
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final boolean unreadOnly = m_activity.getUnreadOnly();
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FeedsRequest req = new FeedsRequest(getActivity().getApplicationContext(), catId);
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if (sessionId != null) {
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m_activity.setLoadingStatus(R.string.blank, true);
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HashMap<String,String> map = new HashMap<String,String>() {
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{
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put("op", "getFeeds");
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put("sid", sessionId);
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put("include_nested", "true");
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put("cat_id", String.valueOf(catId));
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if (unreadOnly) {
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put("unread_only", String.valueOf(unreadOnly));
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}
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}
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};
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req.execute(map);
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}
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}
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/* private void setLoadingStatus(int status, boolean showProgress) {
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if (getView() != null) {
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TextView tv = (TextView)getView().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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}
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if (getActivity() != null)
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getActivity().setProgressBarIndeterminateVisibility(showProgress);
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} */
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@SuppressWarnings({ "unchecked", "serial" })
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public void getFeedIcons() {
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ApiRequest req = new ApiRequest(getActivity().getApplicationContext()) {
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protected void onPostExecute(JsonElement result) {
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if (isDetached()) return;
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if (result != null) {
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try {
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JsonElement iconsUrl = result.getAsJsonObject().get("icons_dir");
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if (iconsUrl != null) {
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String iconsStr = iconsUrl.getAsString();
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String baseUrl = "";
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if (!iconsStr.contains("://")) {
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baseUrl = m_prefs.getString("ttrss_url", "").trim() + "/" + iconsStr;
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} else {
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baseUrl = iconsStr;
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}
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GetIconsTask git = new GetIconsTask(baseUrl);
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB)
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git.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, m_feeds);
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else
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git.execute(m_feeds);
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m_feedIconsChecked = true;
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}
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} catch (Exception e) {
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Log.d(TAG, "Error receiving icons configuration");
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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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final String sessionId = m_activity.getSessionId();
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HashMap<String,String> map = new HashMap<String,String>() {
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{
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put("sid", sessionId);
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put("op", "getConfig");
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}
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};
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req.execute(map);
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}
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private class FeedsRequest extends ApiRequest {
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private int m_catId;
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public FeedsRequest(Context context, int catId) {
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super(context);
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m_catId = catId;
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}
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@Override
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protected void onProgressUpdate(Integer... progress) {
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m_activity.setProgress(Math.round((((float)progress[0] / (float)progress[1]) * 10000)));
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}
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@Override
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protected void onPostExecute(JsonElement result) {
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if (isDetached()) return;
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if (getView() != null) {
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ListView list = (ListView)getView().findViewById(R.id.feeds);
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if (list != null) {
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list.setEmptyView(getView().findViewById(R.id.no_feeds));
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}
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}
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m_activity.setProgressBarVisibility(false);
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if (result != null) {
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try {
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JsonArray content = result.getAsJsonArray();
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if (content != null) {
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Type listType = new TypeToken<List<Feed>>() {}.getType();
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final List<Feed> feeds = new Gson().fromJson(content, listType);
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m_feeds.clear();
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for (Feed f : feeds)
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if (f.id > -10 || m_catId != -4) // skip labels for flat feedlist for now
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m_feeds.add(f);
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sortFeeds();
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/*if (m_feeds.size() == 0)
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setLoadingStatus(R.string.no_feeds_to_display, false);
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else */
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m_activity.setLoadingStatus(R.string.blank, false);
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//m_adapter.notifyDataSetChanged(); (done by sortFeeds)
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if (m_enableFeedIcons && !m_feedIconsChecked &&
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Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState()))
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getFeedIcons();
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return;
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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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if (m_lastError == ApiError.LOGIN_FAILED) {
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m_activity.login(true);
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} else {
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m_activity.setLoadingStatus(getErrorMessage(), false);
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}
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}
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}
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private class FeedListAdapter extends ArrayAdapter<Feed> {
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private ArrayList<Feed> items;
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public static final int VIEW_NORMAL = 0;
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public static final int VIEW_SELECTED = 1;
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public static final int VIEW_COUNT = VIEW_SELECTED+1;
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public FeedListAdapter(Context context, int textViewResourceId, ArrayList<Feed> items) {
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super(context, textViewResourceId, items);
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this.items = items;
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}
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public int getViewTypeCount() {
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return VIEW_COUNT;
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}
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@Override
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public int getItemViewType(int position) {
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Feed feed = items.get(position);
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if (!m_activity.isSmallScreen() && m_selectedFeed != null && feed.id == m_selectedFeed.id) {
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return VIEW_SELECTED;
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} else {
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return VIEW_NORMAL;
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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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View v = convertView;
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Feed feed = items.get(position);
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if (v == null) {
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int layoutId = R.layout.feeds_row;
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switch (getItemViewType(position)) {
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case VIEW_SELECTED:
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layoutId = R.layout.feeds_row_selected;
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break;
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}
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LayoutInflater vi = (LayoutInflater)getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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v = vi.inflate(layoutId, null);
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}
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TextView tt = (TextView) v.findViewById(R.id.title);
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if (tt != null) {
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tt.setText(feed.title);
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}
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TextView tu = (TextView) v.findViewById(R.id.unread_counter);
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if (tu != null) {
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tu.setText(String.valueOf(feed.unread));
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tu.setVisibility((feed.unread > 0) ? View.VISIBLE : View.INVISIBLE);
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}
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ImageView icon = (ImageView)v.findViewById(R.id.icon);
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if (icon != null) {
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if (m_enableFeedIcons) {
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try {
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File storage = m_activity.getExternalCacheDir();
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File iconFile = new File(storage.getAbsolutePath() + ICON_PATH + feed.id + ".ico");
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if (iconFile.exists()) {
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Bitmap bmpOrig = BitmapFactory.decodeFile(iconFile.getAbsolutePath());
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if (bmpOrig != null) {
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icon.setImageBitmap(bmpOrig);
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}
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} else {
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icon.setImageResource(feed.unread > 0 ? R.drawable.ic_rss : R.drawable.ic_rss_bw);
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}
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} catch (NullPointerException e) {
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icon.setImageResource(feed.unread > 0 ? R.drawable.ic_rss : R.drawable.ic_rss_bw);
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}
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} else {
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icon.setImageResource(feed.unread > 0 ? R.drawable.ic_rss : R.drawable.ic_rss_bw);
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}
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}
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ImageButton ib = (ImageButton) v.findViewById(R.id.feed_menu_button);
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if (ib != null) {
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ib.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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getActivity().openContextMenu(v);
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}
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});
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}
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return v;
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}
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}
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public void sortFeeds() {
|
|
Comparator<Feed> cmp;
|
|
|
|
if (m_prefs.getBoolean("sort_feeds_by_unread", false)) {
|
|
cmp = new FeedUnreadComparator();
|
|
} else {
|
|
if (m_activity.getApiLevel() >= 3) {
|
|
cmp = new FeedOrderComparator();
|
|
} else {
|
|
cmp = new FeedTitleComparator();
|
|
}
|
|
}
|
|
|
|
try {
|
|
Collections.sort(m_feeds, cmp);
|
|
} catch (IllegalArgumentException e) {
|
|
// sort order got changed in prefs or something
|
|
e.printStackTrace();
|
|
}
|
|
|
|
try {
|
|
m_adapter.notifyDataSetChanged();
|
|
} catch (NullPointerException e) {
|
|
// adapter missing
|
|
}
|
|
}
|
|
|
|
public class GetIconsTask extends AsyncTask<FeedList, Integer, Integer> {
|
|
|
|
private String m_baseUrl;
|
|
|
|
public GetIconsTask(String baseUrl) {
|
|
m_baseUrl = baseUrl.trim();
|
|
}
|
|
|
|
@Override
|
|
protected Integer doInBackground(FeedList... params) {
|
|
|
|
FeedList localList = new FeedList();
|
|
|
|
try {
|
|
localList.addAll(params[0]);
|
|
|
|
File storage = m_activity.getExternalCacheDir();
|
|
final File iconPath = new File(storage.getAbsolutePath() + ICON_PATH);
|
|
if (!iconPath.exists()) iconPath.mkdirs();
|
|
|
|
if (iconPath.exists()) {
|
|
for (Feed feed : localList) {
|
|
if (feed.id > 0 && feed.has_icon && !feed.is_cat) {
|
|
File outputFile = new File(iconPath.getAbsolutePath() + "/" + feed.id + ".ico");
|
|
String fetchUrl = m_baseUrl + "/" + feed.id + ".ico";
|
|
|
|
if (!outputFile.exists()) {
|
|
downloadFile(fetchUrl, outputFile.getAbsolutePath());
|
|
Thread.sleep(2000);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} catch (Exception e) {
|
|
Log.d(TAG, "Error while downloading feed icons");
|
|
e.printStackTrace();
|
|
}
|
|
return null;
|
|
}
|
|
|
|
protected void downloadFile(String fetchUrl, String outputFile) {
|
|
AndroidHttpClient client = AndroidHttpClient.newInstance("Tiny Tiny RSS");
|
|
|
|
/* ApiRequest.disableConnectionReuseIfNecessary(); */
|
|
|
|
/* ApiRequest.trustAllHosts(m_prefs.getBoolean("ssl_trust_any", false),
|
|
m_prefs.getBoolean("ssl_trust_any_host", false)); */
|
|
|
|
try {
|
|
URL url = new URL(fetchUrl);
|
|
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
|
|
|
|
conn.setConnectTimeout(1000);
|
|
conn.setReadTimeout(5000);
|
|
|
|
Log.d(TAG, "[downloadFile] " + url);
|
|
|
|
String httpLogin = m_prefs.getString("http_login", "");
|
|
String httpPassword = m_prefs.getString("http_password", "");
|
|
|
|
if (httpLogin.length() > 0) {
|
|
conn.setRequestProperty("Authorization", "Basic " +
|
|
Base64.encodeToString((httpLogin + ":" + httpPassword).getBytes("UTF-8"), Base64.NO_WRAP));
|
|
}
|
|
|
|
InputStream content = conn.getInputStream();
|
|
|
|
BufferedInputStream is = new BufferedInputStream(content, 1024);
|
|
FileOutputStream fos = new FileOutputStream(outputFile);
|
|
|
|
byte[] buffer = new byte[1024];
|
|
int len = 0;
|
|
while ((len = is.read(buffer)) != -1) {
|
|
fos.write(buffer, 0, len);
|
|
}
|
|
|
|
fos.close();
|
|
is.close();
|
|
|
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
|
}
|
|
|
|
client.close();
|
|
}
|
|
|
|
protected void onPostExecute(Integer result) {
|
|
if (isDetached()) return;
|
|
|
|
m_adapter.notifyDataSetChanged();
|
|
}
|
|
|
|
}
|
|
|
|
@Override
|
|
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences,
|
|
String key) {
|
|
|
|
sortFeeds();
|
|
m_enableFeedIcons = m_prefs.getBoolean("download_feed_icons", false);
|
|
|
|
}
|
|
|
|
public Feed getFeedAtPosition(int position) {
|
|
try {
|
|
return m_adapter.getItem(position);
|
|
} catch (IndexOutOfBoundsException e) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public Feed getSelectedFeed() {
|
|
return m_selectedFeed;
|
|
}
|
|
|
|
public void setSelectedFeed(Feed feed) {
|
|
m_selectedFeed = feed;
|
|
m_adapter.notifyDataSetChanged();
|
|
}
|
|
|
|
}
|