610 lines
21 KiB
Java
Executable File
610 lines
21 KiB
Java
Executable File
package org.fox.ttrss;
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import android.annotation.SuppressLint;
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import android.app.Activity;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.net.Uri;
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import android.os.Build;
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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.support.v7.app.ActionBar;
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import android.text.Html;
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import android.util.Log;
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import android.util.TypedValue;
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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.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.webkit.WebBackForwardList;
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import android.webkit.WebChromeClient;
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import android.webkit.WebSettings;
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import android.webkit.WebView;
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import android.webkit.WebView.HitTestResult;
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import android.webkit.WebViewClient;
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import android.widget.FrameLayout;
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import android.widget.ImageView;
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import android.widget.ScrollView;
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import android.widget.TextView;
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import com.shamanland.fab.ShowHideOnScroll;
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import org.fox.ttrss.types.Article;
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import org.fox.ttrss.types.Attachment;
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import org.fox.ttrss.util.NotifyingScrollView;
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import java.net.MalformedURLException;
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import java.net.URI;
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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.Date;
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public class ArticleFragment extends Fragment {
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private final String TAG = this.getClass().getSimpleName();
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private SharedPreferences m_prefs;
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private Article m_article;
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private DetailActivity m_activity;
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private WebView m_web;
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protected View m_customView;
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protected FrameLayout m_customViewContainer;
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protected View m_contentView;
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protected FSVideoChromeClient m_chromeClient;
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protected View m_fab;
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protected int m_articleFontSize;
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protected int m_articleSmallFontSize;
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protected boolean m_acceleratedWebview = true;
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private boolean m_isVisible;
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public void initialize(Article article) {
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m_article = article;
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}
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private class FSVideoChromeClient extends WebChromeClient {
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//protected View m_videoChildView;
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private CustomViewCallback m_callback;
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public FSVideoChromeClient(View container) {
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super();
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}
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@Override
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public void onShowCustomView(View view, CustomViewCallback callback) {
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m_activity.getSupportActionBar().hide();
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// if a view already exists then immediately terminate the new one
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if (m_customView != null) {
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callback.onCustomViewHidden();
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return;
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}
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m_customView = view;
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m_contentView.setVisibility(View.GONE);
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m_customViewContainer.setVisibility(View.VISIBLE);
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m_customViewContainer.addView(view);
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if (m_fab != null) m_fab.setVisibility(View.GONE);
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m_activity.showSidebar(false);
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m_callback = callback;
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}
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@Override
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public void onHideCustomView() {
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super.onHideCustomView();
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m_activity.getSupportActionBar().show();
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if (m_customView == null)
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return;
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m_contentView.setVisibility(View.VISIBLE);
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m_customViewContainer.setVisibility(View.GONE);
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// Hide the custom view.
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m_customView.setVisibility(View.GONE);
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// Remove the custom view from its container.
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m_customViewContainer.removeView(m_customView);
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m_callback.onCustomViewHidden();
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if (m_fab != null && m_prefs.getBoolean("enable_article_fab", true))
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m_fab.setVisibility(View.VISIBLE);
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m_customView = null;
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m_activity.showSidebar(true);
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}
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}
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//private View.OnTouchListener m_gestureListener;
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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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if (v.getId() == R.id.article_content) {
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HitTestResult result = ((WebView)v).getHitTestResult();
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if (result != null && (result.getType() == HitTestResult.IMAGE_TYPE || result.getType() == HitTestResult.SRC_IMAGE_ANCHOR_TYPE)) {
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menu.setHeaderTitle(result.getExtra());
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getActivity().getMenuInflater().inflate(R.menu.context_article_content_img, menu);
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/* FIXME I have no idea how to do this correctly ;( */
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m_activity.setLastContentImageHitTestUrl(result.getExtra());
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} else {
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menu.setHeaderTitle(m_article.title);
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getActivity().getMenuInflater().inflate(R.menu.context_article_link, menu);
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}
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} else {
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menu.setHeaderTitle(m_article.title);
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getActivity().getMenuInflater().inflate(R.menu.context_article_link, menu);
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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 void setUserVisibleHint(boolean isVisibleToUser) {
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super.setUserVisibleHint(isVisibleToUser);
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m_isVisible = isVisibleToUser;
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renderContent(null);
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}
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@SuppressLint("NewApi")
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, final Bundle savedInstanceState) {
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if (savedInstanceState != null) {
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m_article = savedInstanceState.getParcelable("article");
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//m_fsviewShown = savedInstanceState.getBoolean("fsviewShown");
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}
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final View view = inflater.inflate(R.layout.fragment_article, container, false);
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/* if (m_fsviewShown) {
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view.findViewById(R.id.article_fullscreen_video).setVisibility(View.VISIBLE);
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view.findViewById(R.id.article_scrollview).setVisibility(View.INVISIBLE);
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} */
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m_contentView = view.findViewById(R.id.article_scrollview);
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m_customViewContainer = (FrameLayout) view.findViewById(R.id.article_fullscreen_video);
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if (m_article.id == HeadlinesFragment.ARTICLE_SPECIAL_TOP_CHANGED) {
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TextView statusMessage = (TextView) view.findViewById(R.id.article_status_message);
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statusMessage.setText(R.string.headlines_row_top_changed);
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statusMessage.setVisibility(View.VISIBLE);
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view.findViewById(R.id.article_scrollview).setVisibility(View.GONE);
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view.findViewById(R.id.article_fab).setVisibility(View.GONE);
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return view;
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}
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NotifyingScrollView scrollView = (NotifyingScrollView) view.findViewById(R.id.article_scrollview);
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m_fab = view.findViewById(R.id.article_fab);
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if (scrollView != null && m_activity.isSmallScreen()) {
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view.findViewById(R.id.article_heading_spacer).setVisibility(View.VISIBLE);
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scrollView.setOnScrollChangedListener(new NotifyingScrollView.OnScrollChangedListener() {
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@Override
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public void onScrollChanged(ScrollView who, int l, int t, int oldl, int oldt) {
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ActionBar ab = m_activity.getSupportActionBar();
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if (t >= oldt && t >= ab.getHeight()) {
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ab.hide();
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} else if (t <= ab.getHeight() || oldt - t >= 10) {
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ab.show();
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}
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}
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});
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}
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if (scrollView != null && m_fab != null) {
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if (m_prefs.getBoolean("enable_article_fab", true)) {
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scrollView.setOnTouchListener(new ShowHideOnScroll(m_fab));
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m_fab.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View view) {
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try {
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URL url = new URL(m_article.link.trim());
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String uri = new URI(url.getProtocol(), url.getUserInfo(), url.getHost(),
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url.getPort(), url.getPath(), url.getQuery(), url.getRef()).toString();
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Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(uri));
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startActivity(intent);
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} catch (Exception e) {
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e.printStackTrace();
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m_activity.toast(R.string.error_other_error);
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}
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}
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});
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} else {
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m_fab.setVisibility(View.GONE);
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}
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}
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m_articleFontSize = Integer.parseInt(m_prefs.getString("article_font_size_sp", "16"));
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m_articleSmallFontSize = Math.max(10, Math.min(18, m_articleFontSize - 2));
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TextView title = (TextView)view.findViewById(R.id.title);
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if (title != null) {
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title.setTextSize(TypedValue.COMPLEX_UNIT_SP, Math.min(21, m_articleFontSize + 3));
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String titleStr;
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if (m_article.title.length() > 200)
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titleStr = m_article.title.substring(0, 200) + "...";
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else
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titleStr = m_article.title;
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title.setText(Html.fromHtml(titleStr));
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//title.setPaintFlags(title.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG);
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title.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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try {
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URL url = new URL(m_article.link.trim());
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String uri = new URI(url.getProtocol(), url.getUserInfo(), url.getHost(),
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url.getPort(), url.getPath(), url.getQuery(), url.getRef()).toString();
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Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(uri));
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startActivity(intent);
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} catch (Exception e) {
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e.printStackTrace();
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m_activity.toast(R.string.error_other_error);
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}
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}
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});
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registerForContextMenu(title);
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}
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ImageView share = (ImageView)view.findViewById(R.id.share);
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if (share != null) {
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share.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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m_activity.shareArticle(m_article);
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}
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});
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}
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TextView comments = (TextView)view.findViewById(R.id.comments);
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if (comments != null) {
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if (m_activity.getApiLevel() >= 4 && m_article.comments_count > 0) {
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comments.setTextSize(TypedValue.COMPLEX_UNIT_SP, m_articleSmallFontSize);
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String commentsTitle = getResources().getQuantityString(R.plurals.article_comments, m_article.comments_count, m_article.comments_count);
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comments.setText(commentsTitle);
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//comments.setPaintFlags(title.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG);
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comments.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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try {
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URL url = new URL((m_article.comments_link != null && m_article.comments_link.length() > 0) ?
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m_article.comments_link : m_article.link);
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String uri = new URI(url.getProtocol(), url.getUserInfo(), url.getHost(),
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url.getPort(), url.getPath(), url.getQuery(), url.getRef()).toString();
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Intent intent = new Intent(Intent.ACTION_VIEW,
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Uri.parse(uri));
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startActivity(intent);
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} catch (Exception e) {
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e.printStackTrace();
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m_activity.toast(R.string.error_other_error);
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}
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}
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});
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} else {
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comments.setVisibility(View.GONE);
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}
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}
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TextView note = (TextView)view.findViewById(R.id.note);
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if (note != null) {
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if (m_article.note != null && !"".equals(m_article.note)) {
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note.setTextSize(TypedValue.COMPLEX_UNIT_SP, m_articleSmallFontSize);
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note.setText(m_article.note);
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} else {
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note.setVisibility(View.GONE);
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}
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}
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TextView dv = (TextView)view.findViewById(R.id.date);
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if (dv != null) {
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dv.setTextSize(TypedValue.COMPLEX_UNIT_SP, m_articleSmallFontSize);
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Date d = new Date(m_article.updated * 1000L);
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DateFormat df = new SimpleDateFormat("MMM dd, HH:mm");
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dv.setText(df.format(d));
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}
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TextView author = (TextView)view.findViewById(R.id.author);
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boolean hasAuthor = false;
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if (author != null) {
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author.setTextSize(TypedValue.COMPLEX_UNIT_SP, m_articleSmallFontSize);
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if (m_article.author != null && m_article.author.length() > 0) {
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author.setText(getString(R.string.author_formatted, m_article.author));
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} else {
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author.setVisibility(View.GONE);
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}
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hasAuthor = true;
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}
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TextView tagv = (TextView)view.findViewById(R.id.tags);
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if (tagv != null) {
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tagv.setTextSize(TypedValue.COMPLEX_UNIT_SP, m_articleSmallFontSize);
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if (m_article.feed_title != null) {
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String fTitle = m_article.feed_title;
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if (!hasAuthor && m_article.author != null && m_article.author.length() > 0) {
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fTitle += " (" + getString(R.string.author_formatted, m_article.author) + ")";
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}
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tagv.setText(fTitle);
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} else if (m_article.tags != null) {
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String tagsStr = "";
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for (String tag : m_article.tags)
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tagsStr += tag + ", ";
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tagsStr = tagsStr.replaceAll(", $", "");
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tagv.setText(tagsStr);
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} else {
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tagv.setVisibility(View.GONE);
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}
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}
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m_web = (WebView)view.findViewById(R.id.article_content);
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m_web.setWebViewClient(new WebViewClient() {
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@Override
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public boolean shouldOverrideUrlLoading(WebView view, String url) {
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try {
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Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
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startActivity(intent);
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return true;
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} catch (Exception e){
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e.printStackTrace();
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}
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return false;
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} });
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m_web.setOnLongClickListener(new View.OnLongClickListener() {
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@Override
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public boolean onLongClick(View v) {
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HitTestResult result = ((WebView)v).getHitTestResult();
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if (result != null && (result.getType() == HitTestResult.IMAGE_TYPE || result.getType() == HitTestResult.SRC_IMAGE_ANCHOR_TYPE)) {
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registerForContextMenu(m_web);
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m_activity.openContextMenu(m_web);
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unregisterForContextMenu(m_web);
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return true;
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} else {
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return false;
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}
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}
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});
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// prevent flicker in ics
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if (!m_prefs.getBoolean("webview_hardware_accel", true)) {
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if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
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m_web.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
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m_acceleratedWebview = false;
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}
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}
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m_web.setVisibility(View.VISIBLE);
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if (savedInstanceState != null || m_isVisible) renderContent(savedInstanceState);
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return view;
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}
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protected void renderContent(Bundle savedInstanceState) {
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if (!isAdded() || m_web == null) return;
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Log.d(TAG, "renderContent: " + m_article.title);
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WebSettings ws = m_web.getSettings();
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ws.setSupportZoom(false);
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TypedValue tvBackground = new TypedValue();
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getActivity().getTheme().resolveAttribute(R.attr.articleBackground, tvBackground, true);
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String backgroundHexColor = String.format("#%06X", (0xFFFFFF & tvBackground.data));
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String cssOverride = "";
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cssOverride = "body { background : "+ backgroundHexColor+"; }";
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TypedValue tvTextColor = new TypedValue();
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getActivity().getTheme().resolveAttribute(R.attr.articleTextColor, tvTextColor, true);
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String textColor = String.format("#%06X", (0xFFFFFF & tvTextColor.data));
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cssOverride += "body { color : "+textColor+"; }";
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TypedValue tvLinkColor = new TypedValue();
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getActivity().getTheme().resolveAttribute(R.attr.linkColor, tvLinkColor, true);
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String linkHexColor = String.format("#%06X", (0xFFFFFF & tvLinkColor.data));
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cssOverride += " a:link {color: "+linkHexColor+";} a:visited { color: "+linkHexColor+";}";
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String articleContent = m_article.content != null ? m_article.content : "";
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if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
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ws.setJavaScriptEnabled(true);
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m_chromeClient = new FSVideoChromeClient(getView());
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m_web.setWebChromeClient(m_chromeClient);
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if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
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ws.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
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}
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ws.setMediaPlaybackRequiresUserGesture(false);
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}
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if (m_prefs.getBoolean("justify_article_text", true)) {
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cssOverride += "body { text-align : justify; } ";
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}
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ws.setDefaultFontSize(m_articleFontSize);
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StringBuilder content = new StringBuilder("<html>" +
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"<head>" +
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"<meta content=\"text/html; charset=utf-8\" http-equiv=\"content-type\">" +
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"<meta name=\"viewport\" content=\"width=device-width, user-scalable=no\" />" +
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"<style type=\"text/css\">" +
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"body { padding : 0px; margin : 0px; line-height : 130%; }" +
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"img, video, iframe { max-width : 100%; width : auto; height : auto; }" +
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" table { width : 100%; }" +
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cssOverride +
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"</style>" +
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"</head>" +
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"<body>");
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content.append(articleContent);
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if (m_article.attachments != null && m_article.attachments.size() != 0) {
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String flatContent = articleContent.replaceAll("[\r\n]", "");
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boolean hasImages = flatContent.matches(".*?<img[^>+].*?");
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for (Attachment a : m_article.attachments) {
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if (a.content_type != null && a.content_url != null) {
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try {
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if (a.content_type.indexOf("image") != -1 &&
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(!hasImages || m_article.always_display_attachments)) {
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URL url = new URL(a.content_url.trim());
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String strUrl = url.toString().trim();
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content.append("<p><img src=\"" + strUrl.replace("\"", "\\\"") + "\"></p>");
|
|
}
|
|
|
|
} catch (MalformedURLException e) {
|
|
//
|
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
content.append("</body></html>");
|
|
|
|
try {
|
|
String baseUrl = null;
|
|
|
|
try {
|
|
URL url = new URL(m_article.link);
|
|
baseUrl = url.getProtocol() + "://" + url.getHost();
|
|
} catch (MalformedURLException e) {
|
|
//
|
|
}
|
|
|
|
if (savedInstanceState == null || !m_acceleratedWebview) {
|
|
m_web.loadDataWithBaseURL(baseUrl, content.toString(), "text/html", "utf-8", null);
|
|
} else {
|
|
WebBackForwardList rc = m_web.restoreState(savedInstanceState);
|
|
|
|
if (rc == null) {
|
|
// restore failed...
|
|
m_web.loadDataWithBaseURL(baseUrl, content.toString(), "text/html", "utf-8", null);
|
|
}
|
|
}
|
|
|
|
} catch (RuntimeException e) {
|
|
e.printStackTrace();
|
|
}
|
|
|
|
}
|
|
|
|
@Override
|
|
public void onPause() {
|
|
super.onPause();
|
|
|
|
if (m_web != null) m_web.onPause();
|
|
}
|
|
|
|
@Override
|
|
public void onResume() {
|
|
super.onResume();
|
|
|
|
if (m_web != null) m_web.onResume();
|
|
}
|
|
|
|
public boolean inCustomView() {
|
|
return (m_customView != null);
|
|
}
|
|
|
|
@Override
|
|
public void onStop() {
|
|
super.onStop();
|
|
|
|
if (inCustomView()) {
|
|
hideCustomView();
|
|
}
|
|
}
|
|
|
|
public void hideCustomView() {
|
|
if (m_chromeClient != null) {
|
|
m_chromeClient.onHideCustomView();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void onDestroy() {
|
|
super.onDestroy();
|
|
}
|
|
|
|
@Override
|
|
public void onSaveInstanceState (Bundle out) {
|
|
super.onSaveInstanceState(out);
|
|
|
|
out.setClassLoader(getClass().getClassLoader());
|
|
out.putParcelable("article", m_article);
|
|
}
|
|
|
|
@Override
|
|
public void onAttach(Activity activity) {
|
|
super.onAttach(activity);
|
|
|
|
m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
|
|
m_activity = (DetailActivity)activity;
|
|
|
|
}
|
|
}
|