450 lines
14 KiB
Java
450 lines
14 KiB
Java
package org.fox.ttrss;
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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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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.TypefaceCache;
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import org.jsoup.Jsoup;
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import org.jsoup.nodes.Document;
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import org.jsoup.nodes.Element;
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import org.jsoup.select.Elements;
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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.graphics.Color;
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import android.graphics.Typeface;
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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.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.KeyEvent;
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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.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.widget.TextView;
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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 OnlineActivity m_activity;
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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 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.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.article_content_img_context_menu, 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.article_link_context_menu, 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.article_link_context_menu, menu);
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}
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super.onCreateContextMenu(menu, v, menuInfo);
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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, Bundle savedInstanceState) {
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m_activity.setProgressBarVisibility(true);
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if (savedInstanceState != null) {
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m_article = savedInstanceState.getParcelable("article");
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}
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boolean useTitleWebView = m_prefs.getBoolean("article_compat_view", false);
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View view = inflater.inflate(useTitleWebView ? R.layout.article_fragment_compat : R.layout.article_fragment, container, false);
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if (m_article != null) {
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if (!useTitleWebView) {
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View scroll = view.findViewById(R.id.article_scrollview);
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if (scroll != null) {
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final float scale = getResources().getDisplayMetrics().density;
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if (m_activity.isSmallScreen()) {
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scroll.setPadding((int)(8 * scale + 0.5f),
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(int)(5 * scale + 0.5f),
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(int)(8 * scale + 0.5f),
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0);
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} else {
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scroll.setPadding((int)(25 * scale + 0.5f),
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(int)(10 * scale + 0.5f),
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(int)(25 * scale + 0.5f),
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0);
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}
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}
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}
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int articleFontSize = Integer.parseInt(m_prefs.getString("article_font_size_sp", "16"));
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int articleSmallFontSize = Math.max(10, Math.min(18, 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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if (m_prefs.getBoolean("enable_condensed_fonts", false)) {
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Typeface tf = TypefaceCache.get(m_activity, "sans-serif-condensed", Typeface.NORMAL);
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if (tf != null && !tf.equals(title.getTypeface())) {
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title.setTypeface(tf);
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}
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title.setTextSize(TypedValue.COMPLEX_UNIT_SP, Math.min(21, articleFontSize + 5));
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} else {
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title.setTextSize(TypedValue.COMPLEX_UNIT_SP, Math.min(21, articleFontSize + 3));
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}
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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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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, articleSmallFontSize);
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String commentsTitle = getString(R.string.article_comments, 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, 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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final WebView web = (WebView)view.findViewById(R.id.content);
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if (web != null) {
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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(web);
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m_activity.openContextMenu(web);
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unregisterForContextMenu(web);
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return true;
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} else {
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if (m_activity.isCompatMode()) {
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KeyEvent shiftPressEvent = new KeyEvent(0, 0, KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_SHIFT_LEFT, 0, 0);
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shiftPressEvent.dispatch(web);
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}
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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) || useTitleWebView) {
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if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
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web.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
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}
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}
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web.setWebChromeClient(new WebChromeClient() {
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@Override
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public void onProgressChanged(WebView view, int progress) {
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m_activity.setProgress(Math.round(((float)progress / 100f) * 10000));
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if (progress == 100) {
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m_activity.setProgressBarVisibility(false);
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}
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}
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});
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String content;
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String cssOverride = "";
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WebSettings ws = web.getSettings();
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ws.setSupportZoom(false);
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TypedValue tv = new TypedValue();
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getActivity().getTheme().resolveAttribute(R.attr.linkColor, tv, true);
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String theme = m_prefs.getString("theme", CommonActivity.THEME_DEFAULT);
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if (CommonActivity.THEME_HOLO.equals(theme)) {
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cssOverride = "body { background : transparent; color : #e0e0e0}";
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} else if (CommonActivity.THEME_DARK.equals(theme)) {
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cssOverride = "body { background : transparent; color : #e0e0e0}";
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} else {
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cssOverride = "body { background : transparent; }";
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}
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if (useTitleWebView || android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.HONEYCOMB) {
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web.setBackgroundColor(Color.TRANSPARENT);
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} else {
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// seriously?
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web.setBackgroundColor(Color.argb(1, 0, 0, 0));
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}
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String hexColor = String.format("#%06X", (0xFFFFFF & tv.data));
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cssOverride += " a:link {color: "+hexColor+";} a:visited { color: "+hexColor+";}";
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cssOverride += " table { width : 100%; }";
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String articleContent = m_article.content != null ? m_article.content : "";
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Document doc = Jsoup.parse(articleContent);
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if (doc != null) {
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// thanks webview for crashing on <video> tag
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Elements videos = doc.select("video");
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for (Element video : videos)
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video.remove();
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articleContent = doc.toString();
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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(articleFontSize);
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content =
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"<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 { max-width : 100%; width : auto; height : auto; }" +
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cssOverride +
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"</style>" +
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"</head>" +
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"<body>" + articleContent;
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if (useTitleWebView) {
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content += "<p> </p><p> </p><p> </p><p> </p>";
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}
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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 += "<p><img src=\"" + strUrl.replace("\"", "\\\"") + "\"></p>";
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}
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} catch (MalformedURLException e) {
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//
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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}
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content += "</body></html>";
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try {
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String baseUrl = null;
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try {
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URL url = new URL(m_article.link);
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baseUrl = url.getProtocol() + "://" + url.getHost();
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} catch (MalformedURLException e) {
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//
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}
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web.loadDataWithBaseURL(baseUrl, content, "text/html", "utf-8", null);
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} catch (RuntimeException e) {
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e.printStackTrace();
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}
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if (m_activity.isSmallScreen())
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web.setOnTouchListener(m_gestureListener);
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web.setVisibility(View.VISIBLE);
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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, 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, 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, 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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}
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return view;
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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}
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@Override
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public void onSaveInstanceState (Bundle out) {
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super.onSaveInstanceState(out);
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out.setClassLoader(getClass().getClassLoader());
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out.putParcelable("article", m_article);
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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_article = m_onlineServices.getSelectedArticle();
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}
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}
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