tt-rss-android/src/org/fox/ttrss/ArticleFragment.java

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Java
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package org.fox.ttrss;
import java.net.MalformedURLException;
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
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import org.fox.ttrss.types.Article;
import org.fox.ttrss.types.Attachment;
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import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
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import android.annotation.SuppressLint;
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import android.app.Activity;
import android.content.Intent;
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import android.content.SharedPreferences;
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import android.graphics.Paint;
import android.net.Uri;
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import android.os.Bundle;
import android.preference.PreferenceManager;
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import android.support.v4.app.Fragment;
import android.text.Html;
import android.text.method.LinkMovementMethod;
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import android.util.Log;
import android.util.TypedValue;
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import android.view.ContextMenu;
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;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
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import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebSettings.LayoutAlgorithm;
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import android.webkit.WebView;
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import android.webkit.WebViewClient;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.Spinner;
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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();
private SharedPreferences m_prefs;
private Article m_article;
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private OnlineActivity m_activity;
//private Article m_nextArticle;
//private Article m_prevArticle;
public ArticleFragment() {
super();
}
public ArticleFragment(Article article) {
super();
m_article = article;
}
private View.OnTouchListener m_gestureListener;
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@Override
public boolean onContextItemSelected(MenuItem item) {
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/* AdapterContextMenuInfo info = (AdapterContextMenuInfo) item
.getMenuInfo(); */
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switch (item.getItemId()) {
case R.id.article_link_share:
if (true) {
((OnlineActivity) getActivity()).shareArticle(m_article);
}
return true;
case R.id.article_link_copy:
if (true) {
((OnlineActivity) getActivity()).copyToClipboard(m_article.link);
}
return true;
default:
Log.d(TAG, "onContextItemSelected, unhandled id=" + item.getItemId());
return super.onContextItemSelected(item);
}
}
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@Override
public void onCreateContextMenu(ContextMenu menu, View v,
ContextMenuInfo menuInfo) {
getActivity().getMenuInflater().inflate(R.menu.article_link_context_menu, menu);
menu.setHeaderTitle(m_article.title);
super.onCreateContextMenu(menu, v, menuInfo);
}
@SuppressLint("NewApi")
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@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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m_activity.setProgressBarVisibility(true);
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if (savedInstanceState != null) {
m_article = savedInstanceState.getParcelable("article");
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}
View view = inflater.inflate(R.layout.article_fragment, container, false);
if (m_article != null) {
TextView title = (TextView)view.findViewById(R.id.title);
if (title != null) {
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String titleStr;
if (m_article.title.length() > 200)
titleStr = m_article.title.substring(0, 200) + "...";
else
titleStr = m_article.title;
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title.setText(titleStr);
title.setPaintFlags(title.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG);
title.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
try {
Intent intent = new Intent(Intent.ACTION_VIEW,
Uri.parse(m_article.link.trim()));
startActivity(intent);
} catch (Exception e) {
e.printStackTrace();
m_activity.toast(R.string.error_other_error);
}
}
});
registerForContextMenu(title);
}
WebView web = (WebView)view.findViewById(R.id.content);
if (web != null) {
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web.setWebChromeClient(new WebChromeClient() {
@Override
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) {
m_activity.setProgressBarVisibility(false);
}
}
});
String content;
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String cssOverride = "";
WebSettings ws = web.getSettings();
ws.setSupportZoom(true);
ws.setBuiltInZoomControls(true);
web.getSettings().setLayoutAlgorithm(LayoutAlgorithm.SINGLE_COLUMN);
TypedValue tv = new TypedValue();
getActivity().getTheme().resolveAttribute(R.attr.linkColor, tv, true);
// prevent flicker in ics
if (android.os.Build.VERSION.SDK_INT >= 11) {
web.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
}
if (m_prefs.getString("theme", "THEME_DARK").equals("THEME_DARK")) {
cssOverride = "body { background : transparent; color : #e0e0e0}";
//view.setBackgroundColor(android.R.color.black);
web.setBackgroundColor(getResources().getColor(android.R.color.transparent));
} else {
cssOverride = "";
}
String hexColor = String.format("#%06X", (0xFFFFFF & tv.data));
cssOverride += " a:link {color: "+hexColor+";} a:visited { color: "+hexColor+";}";
String articleContent = m_article.content != null ? m_article.content : "";
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Document doc = Jsoup.parse(articleContent);
if (doc != null) {
// thanks webview for crashing on <video> tag
Elements videos = doc.select("video");
for (Element video : videos)
video.remove();
articleContent = doc.toString();
}
String align = m_prefs.getBoolean("justify_article_text", true) ? "text-align : justify;" : "";
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switch (Integer.parseInt(m_prefs.getString("font_size", "0"))) {
case 0:
cssOverride += "body { "+align+" font-size : 14px; } ";
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break;
case 1:
cssOverride += "body { "+align+" font-size : 18px; } ";
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break;
case 2:
cssOverride += "body { "+align+" font-size : 21px; } ";
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break;
}
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content =
"<html>" +
"<head>" +
"<meta content=\"text/html; charset=utf-8\" http-equiv=\"content-type\">" +
"<style type=\"text/css\">" +
"body { padding : 0px; margin : 0px; }" +
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cssOverride +
/* "img { max-width : 98%; height : auto; }" + */
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"</style>" +
"</head>" +
"<body>" + articleContent;
final Spinner spinner = (Spinner) view.findViewById(R.id.attachments);
if (m_article.attachments != null && m_article.attachments.size() != 0) {
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);
for (Attachment a : m_article.attachments) {
if (a.content_type != null && a.content_url != null) {
try {
URL url = new URL(a.content_url.trim());
String strUrl = url.toString().trim();
String regex = String.format("<img.*?src=[\"']%1$[\"']", strUrl);
if (a.content_type.indexOf("image") != -1 && !articleContent.matches(regex)) {
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content += "<p><img src=\"" + strUrl.replace("\"", "\\\"") + "\"></p>";
}
spinnerArray.add(a);
} catch (MalformedURLException e) {
//
} catch (Exception e) {
e.printStackTrace();
}
}
}
spinner.setAdapter(spinnerArrayAdapter);
Button attachmentsView = (Button) view.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) view.findViewById(R.id.attachment_copy);
attachmentsCopy.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Attachment attachment = (Attachment) spinner.getSelectedItem();
if (attachment != null) {
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m_activity.copyToClipboard(attachment.content_url);
}
}
});
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Button attachmentsShare = (Button) view.findViewById(R.id.attachment_share);
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if (!m_activity.isPortrait()) {
attachmentsShare.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Attachment attachment = (Attachment) spinner.getSelectedItem();
if (attachment != null) {
m_activity.shareText(attachment.content_url);
}
}
});
} else {
attachmentsShare.setVisibility(View.GONE);
}
} else {
view.findViewById(R.id.attachments_holder).setVisibility(View.GONE);
}
content += "</body></html>";
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try {
web.loadDataWithBaseURL(null, content, "text/html", "utf-8", null);
} catch (RuntimeException e) {
e.printStackTrace();
}
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if (m_activity.isSmallScreen())
web.setOnTouchListener(m_gestureListener);
}
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TextView dv = (TextView)view.findViewById(R.id.date);
if (dv != null) {
Date d = new Date(m_article.updated * 1000L);
SimpleDateFormat df = new SimpleDateFormat("EEE, dd MMM yyyy, HH:mm");
dv.setText(df.format(d));
}
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TextView tagv = (TextView)view.findViewById(R.id.tags);
if (tagv != null) {
if (m_article.feed_title != null) {
tagv.setText(m_article.feed_title);
} else if (m_article.tags != null) {
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String tagsStr = "";
for (String tag : m_article.tags)
tagsStr += tag + ", ";
tagsStr = tagsStr.replaceAll(", $", "");
tagv.setText(tagsStr);
} else {
tagv.setVisibility(View.GONE);
}
}
}
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return view;
}
@Override
public void onDestroy() {
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super.onDestroy();
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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("article", m_article);
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}
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@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
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m_activity = (OnlineActivity)activity;
//m_article = m_onlineServices.getSelectedArticle();
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}
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}