package org.fox.ttrss.offline; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; import java.util.TimeZone; import org.fox.ttrss.CommonActivity; import org.fox.ttrss.GlobalState; import org.fox.ttrss.R; import org.jsoup.Jsoup; import android.app.Activity; import android.content.Context; import android.content.SharedPreferences; import android.content.res.Resources.Theme; import android.database.Cursor; import android.database.sqlite.SQLiteStatement; import android.graphics.Paint; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.preference.PreferenceManager; import android.provider.BaseColumns; import android.support.v4.app.Fragment; import android.support.v4.widget.SimpleCursorAdapter; import android.text.Html; import android.text.Html.ImageGetter; import android.util.Log; import android.util.TypedValue; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.LayoutInflater; import android.view.MenuItem; import android.view.View; import android.view.View.OnClickListener; import android.view.animation.AlphaAnimation; import android.view.animation.Animation; import android.view.animation.AnimationSet; import android.view.animation.LayoutAnimationController; import android.view.animation.TranslateAnimation; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.AdapterView.AdapterContextMenuInfo; import android.widget.AdapterView.OnItemClickListener; import android.widget.CheckBox; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.ListView; import android.widget.TextView; public class OfflineHeadlinesFragment extends Fragment implements OnItemClickListener { public static enum ArticlesSelection { ALL, NONE, UNREAD }; private final String TAG = this.getClass().getSimpleName(); private int m_feedId; private boolean m_feedIsCat = false; private int m_activeArticleId; private String m_searchQuery = ""; private SharedPreferences m_prefs; private Cursor m_cursor; private ArticleListAdapter m_adapter; private OfflineHeadlinesEventListener m_listener; private OfflineActivity m_activity; private ImageGetter m_dummyGetter = new ImageGetter() { @SuppressWarnings("deprecation") @Override public Drawable getDrawable(String source) { return new BitmapDrawable(); } }; public void initialize(int feedId, boolean isCat) { m_feedId = feedId; m_feedIsCat = isCat; } @Override public void onDestroy() { super.onDestroy(); if (m_cursor != null && !m_cursor.isClosed()) m_cursor.close(); } public int getSelectedArticleCount() { Cursor c = m_activity.getReadableDb().query("articles", new String[] { "COUNT(*)" }, "selected = 1", null, null, null, null); c.moveToFirst(); int selected = c.getInt(0); c.close(); return selected; } @Override public boolean onContextItemSelected(MenuItem item) { AdapterContextMenuInfo info = (AdapterContextMenuInfo) item .getMenuInfo(); switch (item.getItemId()) { case R.id.article_link_copy: if (true) { int articleId = getArticleIdAtPosition(info.position); Cursor article = m_activity.getArticleById(articleId); if (article != null) { m_activity.copyToClipboard(article.getString(article.getColumnIndex("link"))); article.close(); } } return true; case R.id.selection_toggle_marked: if (getSelectedArticleCount() > 0) { SQLiteStatement stmt = m_activity.getWritableDb() .compileStatement( "UPDATE articles SET modified = 1, marked = NOT marked WHERE selected = 1"); stmt.execute(); stmt.close(); } else { int articleId = getArticleIdAtPosition(info.position); SQLiteStatement stmt = m_activity.getWritableDb().compileStatement( "UPDATE articles SET modified = 1, marked = NOT marked WHERE " + BaseColumns._ID + " = ?"); stmt.bindLong(1, articleId); stmt.execute(); stmt.close(); } refresh(); return true; case R.id.selection_toggle_published: if (getSelectedArticleCount() > 0) { SQLiteStatement stmt = m_activity.getWritableDb() .compileStatement( "UPDATE articles SET modified = 1, published = NOT published WHERE selected = 1"); stmt.execute(); stmt.close(); } else { int articleId = getArticleIdAtPosition(info.position); SQLiteStatement stmt = m_activity.getWritableDb().compileStatement( "UPDATE articles SET modified = 1, published = NOT published WHERE " + BaseColumns._ID + " = ?"); stmt.bindLong(1, articleId); stmt.execute(); stmt.close(); } refresh(); return true; case R.id.selection_toggle_unread: if (getSelectedArticleCount() > 0) { SQLiteStatement stmt = m_activity.getWritableDb() .compileStatement( "UPDATE articles SET modified = 1, unread = NOT unread WHERE selected = 1"); stmt.execute(); stmt.close(); } else { int articleId = getArticleIdAtPosition(info.position); SQLiteStatement stmt = m_activity.getWritableDb().compileStatement( "UPDATE articles SET modified = 1, unread = NOT unread WHERE " + BaseColumns._ID + " = ?"); stmt.bindLong(1, articleId); stmt.execute(); stmt.close(); } refresh(); return true; case R.id.share_article: if (true) { int articleId = getArticleIdAtPosition(info.position); m_activity.shareArticle(articleId); } return true; case R.id.catchup_above: if (true) { int articleId = getArticleIdAtPosition(info.position); SQLiteStatement stmt = null; String updatedOperator = (m_prefs.getBoolean("offline_oldest_first", false)) ? "<" : ">"; if (m_feedIsCat) { stmt = m_activity.getWritableDb().compileStatement( "UPDATE articles SET modified = 1, unread = 0 WHERE " + "updated "+updatedOperator+" (SELECT updated FROM articles WHERE " + BaseColumns._ID + " = ?) " + "AND unread = 1 AND feed_id IN (SELECT "+BaseColumns._ID+" FROM feeds WHERE cat_id = ?)"); } else { stmt = m_activity.getWritableDb().compileStatement( "UPDATE articles SET modified = 1, unread = 0 WHERE " + "updated "+updatedOperator+" (SELECT updated FROM articles WHERE " + BaseColumns._ID + " = ?) " + "AND unread = 1 AND feed_id = ?"); } stmt.bindLong(1, articleId); stmt.bindLong(2, m_feedId); stmt.execute(); stmt.close(); } refresh(); return true; default: Log.d(TAG, "onContextItemSelected, unhandled id=" + item.getItemId()); return super.onContextItemSelected(item); } } @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { getActivity().getMenuInflater().inflate(R.menu.headlines_context_menu, menu); if (getSelectedArticleCount() > 0) { menu.setHeaderTitle(R.string.headline_context_multiple); menu.setGroupVisible(R.id.menu_group_single_article, false); } else { AdapterContextMenuInfo info = (AdapterContextMenuInfo)menuInfo; Cursor c = getArticleAtPosition(info.position); menu.setHeaderTitle(c.getString(c.getColumnIndex("title"))); //c.close(); menu.setGroupVisible(R.id.menu_group_single_article, true); menu.findItem(R.id.set_labels).setVisible(false); menu.findItem(R.id.article_set_note).setVisible(false); } super.onCreateContextMenu(menu, v, menuInfo); } @Override public void onResume() { super.onResume(); if (GlobalState.getInstance().m_selectedArticleId != 0) { m_activeArticleId = GlobalState.getInstance().m_selectedArticleId; GlobalState.getInstance().m_selectedArticleId = 0; } if (m_activeArticleId != 0) { setActiveArticleId(m_activeArticleId); } refresh(); m_activity.initMenu(); } public void refresh() { try { if (!isAdded()) return; if (m_cursor != null && !m_cursor.isClosed()) m_cursor.close(); m_cursor = createCursor(); if (m_cursor != null && m_adapter != null) { m_adapter.changeCursor(m_cursor); m_adapter.notifyDataSetChanged(); } } catch (NullPointerException e) { e.printStackTrace(); } } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { if (savedInstanceState != null) { m_feedId = savedInstanceState.getInt("feedId"); m_activeArticleId = savedInstanceState.getInt("activeArticleId"); //m_selectedArticles = savedInstanceState.getParcelableArrayList("selectedArticles"); m_searchQuery = (String) savedInstanceState.getCharSequence("searchQuery"); m_feedIsCat = savedInstanceState.getBoolean("feedIsCat"); } else { m_activity.getWritableDb().execSQL("UPDATE articles SET selected = 0 "); } View view = inflater.inflate(R.layout.headlines_fragment, container, false); m_cursor = createCursor(); ListView list = (ListView)view.findViewById(R.id.headlines); m_adapter = new ArticleListAdapter(getActivity(), R.layout.headlines_row, m_cursor, new String[] { "title" }, new int[] { R.id.title }, 0); /* if (!m_activity.isCompatMode()) { AnimationSet set = new AnimationSet(true); Animation animation = new AlphaAnimation(0.0f, 1.0f); animation.setDuration(500); set.addAnimation(animation); animation = new TranslateAnimation( Animation.RELATIVE_TO_SELF, 50.0f,Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF, 0.0f,Animation.RELATIVE_TO_SELF, 0.0f ); animation.setDuration(1000); set.addAnimation(animation); LayoutAnimationController controller = new LayoutAnimationController(set, 0.5f); list.setLayoutAnimation(controller); } */ list.setAdapter(m_adapter); list.setOnItemClickListener(this); list.setEmptyView(view.findViewById(R.id.no_headlines)); registerForContextMenu(list); if (m_activity.isSmallScreen()) view.findViewById(R.id.headlines_fragment).setPadding(0, 0, 0, 0); getActivity().setProgressBarIndeterminateVisibility(false); return view; } public Cursor createCursor() { String feedClause = null; if (m_feedIsCat) { feedClause = "feed_id IN (SELECT "+BaseColumns._ID+" FROM feeds WHERE cat_id = ?)"; } else { feedClause = "feed_id = ?"; } String viewMode = m_activity.getViewMode(); if ("adaptive".equals(viewMode)) { // TODO: implement adaptive } else if ("marked".equals(viewMode)) { feedClause += "AND (marked = 1)"; } else if ("published".equals(viewMode)) { feedClause += "AND (published = 1)"; } else if ("unread".equals(viewMode)) { feedClause += "AND (unread = 1)"; } else { // all_articles // } String orderBy = (m_prefs.getBoolean("offline_oldest_first", false)) ? "updated" : "updated DESC"; if (m_searchQuery == null || m_searchQuery.equals("")) { return m_activity.getReadableDb().query("articles LEFT JOIN feeds ON (feed_id = feeds."+BaseColumns._ID+")", new String[] { "articles.*", "feeds.title AS feed_title" }, feedClause, new String[] { String.valueOf(m_feedId) }, null, null, orderBy); } else { return m_activity.getReadableDb().query("articles LEFT JOIN feeds ON (feed_id = feeds."+BaseColumns._ID+")", new String[] { "articles.*", "feeds.title AS feed_title" }, feedClause + " AND (articles.title LIKE '%' || ? || '%' OR content LIKE '%' || ? || '%')", new String[] { String.valueOf(m_feedId), m_searchQuery, m_searchQuery }, null, null, orderBy); } } @Override public void onAttach(Activity activity) { super.onAttach(activity); m_listener = (OfflineHeadlinesEventListener) activity; m_activity = (OfflineActivity) activity; m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext()); } @Override public void onItemClick(AdapterView av, View view, int position, long id) { ListView list = (ListView)av; Log.d(TAG, "onItemClick=" + position); if (list != null) { /* Cursor cursor = (Cursor)list.getItemAtPosition(position); int articleId = cursor.getInt(0); */ int articleId = getArticleIdAtPosition(position); if (getActivity().findViewById(R.id.article_fragment) != null) { m_activeArticleId = articleId; } m_listener.onArticleSelected(articleId); refresh(); } } @Override public void onSaveInstanceState (Bundle out) { super.onSaveInstanceState(out); out.putInt("feedId", m_feedId); out.putInt("activeArticleId", m_activeArticleId); //out.putParcelableArrayList("selectedArticles", m_selectedArticles); out.putCharSequence("searchQuery", m_searchQuery); out.putBoolean("feedIsCat", m_feedIsCat); } /* public void setLoadingStatus(int status, boolean showProgress) { if (getView() != null) { TextView tv = (TextView)getView().findViewById(R.id.loading_message); if (tv != null) { tv.setText(status); } } getActivity().setProgressBarIndeterminateVisibility(showProgress); } */ private class ArticleListAdapter extends SimpleCursorAdapter { public static final int VIEW_NORMAL = 0; public static final int VIEW_UNREAD = 1; public static final int VIEW_SELECTED = 2; public static final int VIEW_SELECTED_UNREAD = 3; public static final int VIEW_LOADMORE = 4; public static final int VIEW_COUNT = VIEW_LOADMORE+1; private final Integer[] origTitleColors = new Integer[VIEW_COUNT]; private final int titleHighScoreUnreadColor; public ArticleListAdapter(Context context, int layout, Cursor c, String[] from, int[] to, int flags) { super(context, layout, c, from, to, flags); Theme theme = context.getTheme(); TypedValue tv = new TypedValue(); theme.resolveAttribute(R.attr.headlineTitleHighScoreUnreadTextColor, tv, true); titleHighScoreUnreadColor = tv.data; } public int getViewTypeCount() { return VIEW_COUNT; } @Override public int getItemViewType(int position) { Cursor c = (Cursor) getItem(position); //Log.d(TAG, "@gIVT " + position + " " + c.getInt(0) + " vs " + m_activeArticleId); if (c.getInt(0) == m_activeArticleId && c.getInt(c.getColumnIndex("unread")) == 1) { return VIEW_SELECTED_UNREAD; } else if (c.getInt(0) == m_activeArticleId) { return VIEW_SELECTED; } else if (c.getInt(c.getColumnIndex("unread")) == 1) { return VIEW_UNREAD; } else { return VIEW_NORMAL; } } @Override public View getView(int position, View convertView, ViewGroup parent) { View v = convertView; Cursor article = (Cursor)getItem(position); final int articleId = article.getInt(0); if (v == null) { int layoutId = R.layout.headlines_row; switch (getItemViewType(position)) { case VIEW_LOADMORE: layoutId = R.layout.headlines_row_loadmore; break; case VIEW_UNREAD: layoutId = R.layout.headlines_row_unread; break; case VIEW_SELECTED_UNREAD: layoutId = R.layout.headlines_row_selected_unread; break; case VIEW_SELECTED: layoutId = R.layout.headlines_row_selected; break; } LayoutInflater vi = (LayoutInflater)getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE); v = vi.inflate(layoutId, null); // http://code.google.com/p/android/issues/detail?id=3414 ((ViewGroup)v).setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS); } TextView tt = (TextView)v.findViewById(R.id.title); if (tt != null) { tt.setText(Html.fromHtml(article.getString(article.getColumnIndex("title")))); int scoreIndex = article.getColumnIndex("score"); if (scoreIndex >= 0) adjustTitleTextView(article.getInt(scoreIndex), tt, position); } TextView ft = (TextView)v.findViewById(R.id.feed_title); int feedTitleIndex = article.getColumnIndex("feed_title"); if (ft != null && feedTitleIndex != -1 && m_feedIsCat) { String feedTitle = article.getString(feedTitleIndex); if (feedTitle.length() > 20) feedTitle = feedTitle.substring(0, 20) + "..."; if (feedTitle.length() > 0) { ft.setText(feedTitle); } else { ft.setVisibility(View.GONE); } } else if (ft != null) { ft.setVisibility(View.GONE); } ImageView marked = (ImageView)v.findViewById(R.id.marked); if (marked != null) { marked.setImageResource(article.getInt(article.getColumnIndex("marked")) == 1 ? android.R.drawable.star_on : android.R.drawable.star_off); marked.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { SQLiteStatement stmtUpdate = m_activity.getWritableDb().compileStatement("UPDATE articles SET modified = 1, marked = NOT marked " + "WHERE " + BaseColumns._ID + " = ?"); stmtUpdate.bindLong(1, articleId); stmtUpdate.execute(); stmtUpdate.close(); refresh(); } }); } ImageView published = (ImageView)v.findViewById(R.id.published); if (published != null) { published.setImageResource(article.getInt(article.getColumnIndex("published")) == 1 ? R.drawable.ic_rss : R.drawable.ic_rss_bw); published.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { SQLiteStatement stmtUpdate = m_activity.getWritableDb().compileStatement("UPDATE articles SET modified = 1, published = NOT published " + "WHERE " + BaseColumns._ID + " = ?"); stmtUpdate.bindLong(1, articleId); stmtUpdate.execute(); stmtUpdate.close(); refresh(); } }); } TextView te = (TextView)v.findViewById(R.id.excerpt); if (te != null) { String excerpt = Jsoup.parse(article.getString(article.getColumnIndex("content"))).text(); if (excerpt.length() > CommonActivity.EXCERPT_MAX_SIZE) excerpt = excerpt.substring(0, CommonActivity.EXCERPT_MAX_SIZE) + "..."; int fontSize = -1; switch (Integer.parseInt(m_prefs.getString("headlines_font_size", "0"))) { case 0: fontSize = 13; break; case 1: fontSize = 16; break; case 2: fontSize = 18; break; } te.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSize); te.setText(excerpt); } TextView ta = (TextView)v.findViewById(R.id.author); if (ta != null) { int authorIndex = article.getColumnIndex("author"); if (authorIndex >= 0) { String author = article.getString(authorIndex); if (author != null && author.length() > 0) ta.setText(getString(R.string.author_formatted, author)); else ta.setText(""); } } /* ImageView separator = (ImageView)v.findViewById(R.id.headlines_separator); if (separator != null && m_offlineServices.isSmallScreen()) { separator.setVisibility(View.GONE); } */ TextView dv = (TextView) v.findViewById(R.id.date); if (dv != null) { Date d = new Date((long)article.getInt(article.getColumnIndex("updated")) * 1000); DateFormat df = new SimpleDateFormat("MMM dd, HH:mm"); df.setTimeZone(TimeZone.getDefault()); dv.setText(df.format(d)); } CheckBox cb = (CheckBox) v.findViewById(R.id.selected); if (cb != null) { cb.setChecked(article.getInt(article.getColumnIndex("selected")) == 1); cb.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { CheckBox cb = (CheckBox)view; SQLiteStatement stmtUpdate = m_activity.getWritableDb().compileStatement("UPDATE articles SET selected = ? " + "WHERE " + BaseColumns._ID + " = ?"); stmtUpdate.bindLong(1, cb.isChecked() ? 1 : 0); stmtUpdate.bindLong(2, articleId); stmtUpdate.execute(); stmtUpdate.close(); refresh(); m_activity.initMenu(); } }); } ImageButton ib = (ImageButton) v.findViewById(R.id.article_menu_button); if (ib != null) { if (m_activity.isDarkTheme()) ib.setImageResource(R.drawable.ic_mailbox_collapsed_holo_dark); ib.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { getActivity().openContextMenu(v); } }); } return v; } private void adjustTitleTextView(int score, TextView tv, int position) { int viewType = getItemViewType(position); if (origTitleColors[viewType] == null) // store original color origTitleColors[viewType] = Integer.valueOf(tv.getCurrentTextColor()); if (score < -500) { tv.setPaintFlags(tv.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG); } else if (score > 500) { tv.setTextColor(titleHighScoreUnreadColor); tv.setPaintFlags(tv.getPaintFlags() & ~Paint.STRIKE_THRU_TEXT_FLAG); } else { tv.setTextColor(origTitleColors[viewType].intValue()); tv.setPaintFlags(tv.getPaintFlags() & ~Paint.STRIKE_THRU_TEXT_FLAG); } } } public void notifyUpdated() { m_adapter.notifyDataSetChanged(); } public void setActiveArticleId(int articleId) { m_activeArticleId = articleId; try { m_adapter.notifyDataSetChanged(); ListView list = (ListView)getView().findViewById(R.id.headlines); Log.d(TAG, articleId + " position " + getArticleIdPosition(articleId)); if (list != null) { list.setSelection(getArticleIdPosition(articleId)); } } catch (NullPointerException e) { // invoked before view is created, nvm } } public Cursor getArticleAtPosition(int position) { return (Cursor) m_adapter.getItem(position); } public int getArticleIdAtPosition(int position) { /*Cursor c = getArticleAtPosition(position); if (c != null) { int id = c.getInt(0); return id; } */ return (int) m_adapter.getItemId(position); } public int getActiveArticleId() { return m_activeArticleId; } public int getArticleIdPosition(int articleId) { for (int i = 0; i < m_adapter.getCount(); i++) { if (articleId == m_adapter.getItemId(i)) return i; } return -1; } public int getArticleCount() { return m_adapter.getCount(); } public void setSearchQuery(String query) { if (!m_searchQuery.equals(query)) { m_searchQuery = query; } } public int getFeedId() { return m_feedId; } public boolean getFeedIsCat() { return m_feedIsCat; } public String getSearchQuery() { return m_searchQuery; } }