839 lines
23 KiB
Java
839 lines
23 KiB
Java
package org.fox.ttrss;
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import java.lang.reflect.Type;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.TimeZone;
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import org.fox.ttrss.types.Article;
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import org.fox.ttrss.types.ArticleList;
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import org.fox.ttrss.types.Attachment;
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import org.fox.ttrss.types.Feed;
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import org.jsoup.Jsoup;
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import android.app.Activity;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.net.Uri;
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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.Fragment;
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import android.text.Html;
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import android.text.Html.ImageGetter;
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import android.text.method.LinkMovementMethod;
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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.LayoutInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.widget.AbsListView;
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import android.widget.AbsListView.OnScrollListener;
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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.Button;
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import android.widget.CheckBox;
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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.Spinner;
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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 HeadlinesFragment extends Fragment implements OnItemClickListener, OnScrollListener {
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public static enum ArticlesSelection { ALL, NONE, UNREAD };
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public static final int HEADLINES_REQUEST_SIZE = 30;
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public static final int HEADLINES_BUFFER_MAX = 500;
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private final String TAG = this.getClass().getSimpleName();
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private Feed m_feed;
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private Article m_activeArticle;
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private boolean m_refreshInProgress = false;
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private boolean m_canLoadMore = false;
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private boolean m_combinedMode = true;
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private String m_searchQuery = "";
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private boolean m_noRefresh = false;
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private SharedPreferences m_prefs;
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private ArticleListAdapter m_adapter;
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private ArticleList m_articles = new ArticleList();
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private ArticleList m_selectedArticles = new ArticleList();
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private HeadlinesEventListener m_listener;
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private OnlineActivity m_activity;
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private ImageGetter m_dummyGetter = new ImageGetter() {
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@Override
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public Drawable getDrawable(String source) {
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return new BitmapDrawable();
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}
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};
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public ArticleList getSelectedArticles() {
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return m_selectedArticles;
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}
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public HeadlinesFragment(Feed feed) {
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m_feed = feed;
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}
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public HeadlinesFragment(Feed feed, Article activeArticle, ArticleList articles) {
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m_feed = feed;
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m_activeArticle = activeArticle;
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m_articles = articles;
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m_noRefresh = true;
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}
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public HeadlinesFragment() {
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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.selection_toggle_marked:
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if (true) {
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ArticleList selected = getSelectedArticles();
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if (selected.size() > 0) {
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for (Article a : selected)
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a.marked = !a.marked;
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m_activity.toggleArticlesMarked(selected);
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//updateHeadlines();
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} else {
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Article article = getArticleAtPosition(info.position);
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if (article != null) {
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article.marked = !article.marked;
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m_activity.saveArticleMarked(article);
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//updateHeadlines();
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}
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}
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m_adapter.notifyDataSetChanged();
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}
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return true;
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case R.id.selection_toggle_published:
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if (true) {
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ArticleList selected = getSelectedArticles();
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if (selected.size() > 0) {
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for (Article a : selected)
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a.published = !a.published;
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m_activity.toggleArticlesPublished(selected);
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//updateHeadlines();
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} else {
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Article article = getArticleAtPosition(info.position);
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if (article != null) {
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article.published = !article.published;
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m_activity.saveArticlePublished(article);
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//updateHeadlines();
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}
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}
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m_adapter.notifyDataSetChanged();
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}
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return true;
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case R.id.selection_toggle_unread:
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if (true) {
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ArticleList selected = getSelectedArticles();
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if (selected.size() > 0) {
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for (Article a : selected)
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a.unread = !a.unread;
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m_activity.toggleArticlesUnread(selected);
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//updateHeadlines();
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} else {
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Article article = getArticleAtPosition(info.position);
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if (article != null) {
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article.unread = !article.unread;
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m_activity.saveArticleUnread(article);
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//updateHeadlines();
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}
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}
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m_adapter.notifyDataSetChanged();
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}
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return true;
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case R.id.share_article:
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if (true) {
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Article article = getArticleAtPosition(info.position);
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if (article != null)
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m_activity.shareArticle(article);
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}
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return true;
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case R.id.catchup_above:
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if (true) {
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Article article = getArticleAtPosition(info.position);
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if (article != null) {
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ArticleList articles = getAllArticles();
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ArticleList tmp = new ArticleList();
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for (Article a : articles) {
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a.unread = false;
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tmp.add(a);
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if (article.id == a.id)
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break;
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}
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if (tmp.size() > 0) {
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m_activity.toggleArticlesUnread(tmp);
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//updateHeadlines();
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}
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}
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m_adapter.notifyDataSetChanged();
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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.headlines_context_menu, menu);
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if (m_selectedArticles.size() > 0) {
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menu.setHeaderTitle(R.string.headline_context_multiple);
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menu.setGroupVisible(R.id.menu_group_single_article, false);
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} else {
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AdapterContextMenuInfo info = (AdapterContextMenuInfo)menuInfo;
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Article article = getArticleAtPosition(info.position);
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menu.setHeaderTitle(article.title);
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menu.setGroupVisible(R.id.menu_group_single_article, true);
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}
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menu.findItem(R.id.set_labels).setEnabled(m_activity.getApiLevel() >= 1);
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menu.findItem(R.id.article_set_note).setEnabled(m_activity.getApiLevel() >= 1);
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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_feed = savedInstanceState.getParcelable("feed");
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m_articles = savedInstanceState.getParcelable("articles");
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m_activeArticle = savedInstanceState.getParcelable("activeArticle");
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m_selectedArticles = savedInstanceState.getParcelable("selectedArticles");
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m_canLoadMore = savedInstanceState.getBoolean("canLoadMore");
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m_combinedMode = savedInstanceState.getBoolean("combinedMode");
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m_searchQuery = (String) savedInstanceState.getCharSequence("searchQuery");
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}
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View view = inflater.inflate(R.layout.headlines_fragment, container, false);
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ListView list = (ListView)view.findViewById(R.id.headlines);
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m_adapter = new ArticleListAdapter(getActivity(), R.layout.headlines_row, (ArrayList<Article>)m_articles);
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list.setAdapter(m_adapter);
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list.setOnItemClickListener(this);
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list.setOnScrollListener(this);
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//list.setEmptyView(view.findViewById(R.id.no_headlines));
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registerForContextMenu(list);
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if (m_activity.isSmallScreen() || m_activity.isPortrait())
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view.findViewById(R.id.headlines_fragment).setPadding(0, 0, 0, 0);
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Log.d(TAG, "onCreateView, feed=" + m_feed);
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return view;
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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_noRefresh) {
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refresh(false);
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m_noRefresh = false;
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}
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m_activity.initMenu();
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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_activity = (OnlineActivity) activity;
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m_listener = (HeadlinesEventListener) activity;
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m_combinedMode = m_prefs.getBoolean("combined_mode", false);
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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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Log.d(TAG, "onItemClick=" + position);
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if (list != null) {
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Article article = (Article)list.getItemAtPosition(position);
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if (article.id >= 0) {
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if (m_combinedMode) {
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article.unread = false;
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m_activity.saveArticleUnread(article);
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} else {
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m_listener.onArticleSelected(article);
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}
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m_activeArticle = article;
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m_adapter.notifyDataSetChanged();
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}
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}
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}
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@SuppressWarnings({ "unchecked", "serial" })
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public void refresh(boolean append) {
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m_refreshInProgress = true;
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HeadlinesRequest req = new HeadlinesRequest(getActivity().getApplicationContext());
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final String sessionId = m_activity.getSessionId();
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final boolean showUnread = m_listener.getUnreadArticlesOnly();
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final boolean isCat = m_feed.is_cat;
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int skip = 0;
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if (append) {
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for (Article a : m_articles) {
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if (a.unread) ++skip;
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}
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if (skip == 0) skip = m_articles.size();
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} else {
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setLoadingStatus(R.string.blank, true);
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}
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final int fskip = skip;
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req.setOffset(skip);
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HashMap<String,String> map = new HashMap<String,String>() {
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{
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put("op", "getHeadlines");
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put("sid", sessionId);
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put("feed_id", String.valueOf(m_feed.id));
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put("show_content", "true");
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put("include_attachments", "true");
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put("limit", String.valueOf(HEADLINES_REQUEST_SIZE));
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put("offset", String.valueOf(0));
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put("view_mode", showUnread ? "adaptive" : "all_articles");
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put("skip", String.valueOf(fskip));
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if (isCat) put("is_cat", "true");
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if (m_searchQuery.length() != 0) {
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put("search", m_searchQuery);
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put("search_mode", "");
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put("match_on", "both");
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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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@Override
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public void onSaveInstanceState (Bundle out) {
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super.onSaveInstanceState(out);
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out.putParcelable("feed", m_feed);
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out.putParcelable("articles", m_articles);
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out.putParcelable("activeArticle", m_activeArticle);
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out.putParcelable("selectedArticles", m_selectedArticles);
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out.putBoolean("canLoadMore", m_canLoadMore);
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out.putBoolean("combinedMode", m_combinedMode);
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out.putCharSequence("searchQuery", m_searchQuery);
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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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private class HeadlinesRequest extends ApiRequest {
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int m_offset = 0;
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public HeadlinesRequest(Context context) {
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super(context);
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}
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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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JsonArray content = result.getAsJsonArray();
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if (content != null) {
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Type listType = new TypeToken<List<Article>>() {}.getType();
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final List<Article> articles = new Gson().fromJson(content, listType);
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while (m_articles.size() > HEADLINES_BUFFER_MAX)
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m_articles.remove(0);
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if (m_offset == 0)
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m_articles.clear();
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else
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m_articles.remove(m_articles.size()-1); // remove previous placeholder
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for (Article f : articles)
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m_articles.add(f);
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if (articles.size() == HEADLINES_REQUEST_SIZE) {
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Article placeholder = new Article(-1);
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m_articles.add(placeholder);
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m_canLoadMore = true;
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} else {
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m_canLoadMore = false;
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}
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m_adapter.notifyDataSetChanged();
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if (m_articles.size() == 0)
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setLoadingStatus(R.string.no_headlines_to_display, false);
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else
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setLoadingStatus(R.string.blank, false);
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m_refreshInProgress = false;
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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();
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} else {
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setLoadingStatus(getErrorMessage(), false);
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}
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m_refreshInProgress = false;
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}
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public void setOffset(int skip) {
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m_offset = skip;
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}
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}
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private class ArticleListAdapter extends ArrayAdapter<Article> {
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private ArrayList<Article> items;
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public static final int VIEW_NORMAL = 0;
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public static final int VIEW_UNREAD = 1;
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public static final int VIEW_SELECTED = 2;
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public static final int VIEW_LOADMORE = 3;
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public static final int VIEW_COUNT = VIEW_LOADMORE+1;
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public ArticleListAdapter(Context context, int textViewResourceId, ArrayList<Article> 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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Article a = items.get(position);
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if (a.id == -1) {
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return VIEW_LOADMORE;
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} else if (m_activeArticle != null && a.id == m_activeArticle.id) {
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return VIEW_SELECTED;
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} else if (a.unread) {
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return VIEW_UNREAD;
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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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final Article article = items.get(position);
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if (v == null) {
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int layoutId = R.layout.headlines_row;
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switch (getItemViewType(position)) {
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case VIEW_LOADMORE:
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layoutId = R.layout.headlines_row_loadmore;
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break;
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case VIEW_UNREAD:
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layoutId = R.layout.headlines_row_unread;
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break;
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case VIEW_SELECTED:
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layoutId = R.layout.headlines_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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// http://code.google.com/p/android/issues/detail?id=3414
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((ViewGroup)v).setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
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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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if (m_combinedMode) {
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tt.setMovementMethod(LinkMovementMethod.getInstance());
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tt.setText(Html.fromHtml("<a href=\""+article.link.trim().replace("\"", "\\\"")+"\">" + article.title + "</a>"));
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} else {
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tt.setText(Html.fromHtml(article.title));
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}
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}
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TextView ft = (TextView)v.findViewById(R.id.feed_title);
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if (ft != null) {
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if (article.feed_title != null && (m_feed.is_cat || m_feed.id < 0)) {
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ft.setText(article.feed_title);
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} else {
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ft.setVisibility(View.GONE);
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}
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}
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ImageView marked = (ImageView)v.findViewById(R.id.marked);
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if (marked != null) {
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marked.setImageResource(article.marked ? android.R.drawable.star_on : android.R.drawable.star_off);
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marked.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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article.marked = !article.marked;
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m_adapter.notifyDataSetChanged();
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m_activity.saveArticleMarked(article);
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}
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});
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|
}
|
|
|
|
ImageView published = (ImageView)v.findViewById(R.id.published);
|
|
|
|
if (published != null) {
|
|
published.setImageResource(article.published ? R.drawable.ic_rss : R.drawable.ic_rss_bw);
|
|
|
|
published.setOnClickListener(new OnClickListener() {
|
|
|
|
@Override
|
|
public void onClick(View v) {
|
|
article.published = !article.published;
|
|
m_adapter.notifyDataSetChanged();
|
|
|
|
m_activity.saveArticlePublished(article);
|
|
}
|
|
});
|
|
}
|
|
|
|
TextView te = (TextView)v.findViewById(R.id.excerpt);
|
|
|
|
String articleContent = article.content != null ? article.content : "";
|
|
|
|
if (te != null) {
|
|
if (!m_combinedMode) {
|
|
String excerpt = Jsoup.parse(articleContent).text();
|
|
|
|
if (excerpt.length() > 100)
|
|
excerpt = excerpt.substring(0, 100) + "...";
|
|
|
|
te.setText(excerpt);
|
|
} else {
|
|
te.setVisibility(View.GONE);
|
|
}
|
|
}
|
|
|
|
/* ImageView separator = (ImageView)v.findViewById(R.id.headlines_separator);
|
|
|
|
if (separator != null && m_onlineServices.isSmallScreen()) {
|
|
separator.setVisibility(View.GONE);
|
|
} */
|
|
|
|
TextView content = (TextView)v.findViewById(R.id.content);
|
|
|
|
if (content != null) {
|
|
if (m_combinedMode) {
|
|
content.setMovementMethod(LinkMovementMethod.getInstance());
|
|
|
|
final Spinner spinner = (Spinner) v.findViewById(R.id.attachments);
|
|
|
|
ArrayList<Attachment> spinnerArray = new ArrayList<Attachment>();
|
|
|
|
ArrayAdapter<Attachment> spinnerArrayAdapter = new ArrayAdapter<Attachment>(
|
|
getActivity(), android.R.layout.simple_spinner_item, spinnerArray);
|
|
|
|
spinnerArrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
|
|
|
|
if (article.attachments != null && article.attachments.size() != 0) {
|
|
for (Attachment a : article.attachments) {
|
|
if (a.content_type != null && a.content_url != null) {
|
|
|
|
try {
|
|
URL url = new URL(a.content_url.trim());
|
|
|
|
if (a.content_type.indexOf("image") != -1) {
|
|
articleContent += "<br/><img src=\"" + url.toString().trim().replace("\"", "\\\"") + "\">";
|
|
}
|
|
|
|
spinnerArray.add(a);
|
|
|
|
} catch (MalformedURLException e) {
|
|
//
|
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
}
|
|
|
|
spinner.setAdapter(spinnerArrayAdapter);
|
|
|
|
Button attachmentsView = (Button) v.findViewById(R.id.attachment_view);
|
|
|
|
attachmentsView.setOnClickListener(new OnClickListener() {
|
|
|
|
@Override
|
|
public void onClick(View v) {
|
|
Attachment attachment = (Attachment) spinner.getSelectedItem();
|
|
|
|
Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(attachment.content_url));
|
|
startActivity(browserIntent);
|
|
}
|
|
});
|
|
|
|
Button attachmentsCopy = (Button) v.findViewById(R.id.attachment_copy);
|
|
|
|
attachmentsCopy.setOnClickListener(new OnClickListener() {
|
|
|
|
@Override
|
|
public void onClick(View v) {
|
|
Attachment attachment = (Attachment) spinner.getSelectedItem();
|
|
|
|
if (attachment != null) {
|
|
m_activity.copyToClipboard(attachment.content_url);
|
|
}
|
|
}
|
|
});
|
|
|
|
} else {
|
|
v.findViewById(R.id.attachments_holder).setVisibility(View.GONE);
|
|
}
|
|
|
|
//content.setText(Html.fromHtml(article.content, new URLImageGetter(content, getActivity()), null));
|
|
content.setText(Html.fromHtml(articleContent, m_dummyGetter, null));
|
|
|
|
switch (Integer.parseInt(m_prefs.getString("font_size", "0"))) {
|
|
case 0:
|
|
content.setTextSize(15F);
|
|
break;
|
|
case 1:
|
|
content.setTextSize(18F);
|
|
break;
|
|
case 2:
|
|
content.setTextSize(21F);
|
|
break;
|
|
}
|
|
|
|
} else {
|
|
content.setVisibility(View.GONE);
|
|
v.findViewById(R.id.attachments_holder).setVisibility(View.GONE);
|
|
}
|
|
|
|
}
|
|
|
|
TextView dv = (TextView) v.findViewById(R.id.date);
|
|
|
|
if (dv != null) {
|
|
Date d = new Date((long)article.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(m_selectedArticles.contains(article));
|
|
cb.setOnClickListener(new OnClickListener() {
|
|
|
|
@Override
|
|
public void onClick(View view) {
|
|
CheckBox cb = (CheckBox)view;
|
|
|
|
if (cb.isChecked()) {
|
|
if (!m_selectedArticles.contains(article))
|
|
m_selectedArticles.add(article);
|
|
} else {
|
|
m_selectedArticles.remove(article);
|
|
}
|
|
|
|
m_listener.onArticleListSelectionChange(m_selectedArticles);
|
|
|
|
Log.d(TAG, "num selected: " + m_selectedArticles.size());
|
|
}
|
|
});
|
|
}
|
|
|
|
ImageButton ib = (ImageButton) v.findViewById(R.id.article_menu_button);
|
|
|
|
if (ib != null) {
|
|
ib.setVisibility(android.os.Build.VERSION.SDK_INT >= 10 ? View.VISIBLE : View.GONE);
|
|
ib.setOnClickListener(new OnClickListener() {
|
|
@Override
|
|
public void onClick(View v) {
|
|
getActivity().openContextMenu(v);
|
|
}
|
|
});
|
|
}
|
|
|
|
return v;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/* public void notifyUpdated() {
|
|
m_adapter.notifyDataSetChanged();
|
|
|
|
Article article = m_onlineServices.getSelectedArticle();
|
|
|
|
setActiveArticle(article);
|
|
} */
|
|
|
|
public ArticleList getAllArticles() {
|
|
return m_articles;
|
|
}
|
|
|
|
public void setActiveArticle(Article article) {
|
|
m_activeArticle = article;
|
|
m_adapter.notifyDataSetChanged();
|
|
|
|
ListView list = (ListView)getView().findViewById(R.id.headlines);
|
|
|
|
if (list != null && article != null) {
|
|
int position = m_adapter.getPosition(article);
|
|
list.setSelection(position);
|
|
}
|
|
}
|
|
|
|
public void setSelection(ArticlesSelection select) {
|
|
m_selectedArticles.clear();
|
|
|
|
if (select != ArticlesSelection.NONE) {
|
|
for (Article a : m_articles) {
|
|
if (select == ArticlesSelection.ALL || select == ArticlesSelection.UNREAD && a.unread) {
|
|
m_selectedArticles.add(a);
|
|
}
|
|
}
|
|
}
|
|
|
|
m_adapter.notifyDataSetChanged();
|
|
}
|
|
|
|
public Article getArticleAtPosition(int position) {
|
|
try {
|
|
return m_adapter.getItem(position);
|
|
} catch (IndexOutOfBoundsException e) {
|
|
return null;
|
|
} catch (NullPointerException e) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public Article getArticleById(int id) {
|
|
for (Article a : m_articles) {
|
|
if (a.id == id)
|
|
return a;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
public ArticleList getUnreadArticles() {
|
|
ArticleList tmp = new ArticleList();
|
|
for (Article a : m_articles) {
|
|
if (a.unread) tmp.add(a);
|
|
}
|
|
return tmp;
|
|
}
|
|
|
|
@Override
|
|
public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
|
|
if (!m_refreshInProgress && m_canLoadMore && firstVisibleItem + visibleItemCount == m_articles.size()) {
|
|
refresh(true);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void onScrollStateChanged(AbsListView view, int scrollState) {
|
|
// no-op
|
|
}
|
|
|
|
public Article getActiveArticle() {
|
|
return m_activeArticle;
|
|
}
|
|
|
|
public int getArticlePosition(Article article) {
|
|
try {
|
|
return m_adapter.getPosition(article);
|
|
} catch (NullPointerException e) {
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
public void setSearchQuery(String query) {
|
|
if (!m_searchQuery.equals(query)) {
|
|
m_searchQuery = query;
|
|
refresh(false);
|
|
}
|
|
}
|
|
|
|
public Feed getFeed() {
|
|
return m_feed;
|
|
}
|
|
|
|
|
|
}
|