270 lines
8.0 KiB
Java
270 lines
8.0 KiB
Java
package org.fox.ttrss.offline;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import org.fox.ttrss.OnlineActivity;
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import org.fox.ttrss.R;
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import org.fox.ttrss.util.ImageCacheService;
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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.app.Activity;
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import android.content.SharedPreferences;
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import android.database.Cursor;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.provider.BaseColumns;
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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.method.LinkMovementMethod;
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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.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.webkit.WebSettings;
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import android.webkit.WebView;
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import android.webkit.WebSettings.LayoutAlgorithm;
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import android.widget.TextView;
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import android.widget.AdapterView.AdapterContextMenuInfo;
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public class OfflineArticleFragment extends Fragment {
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@SuppressWarnings("unused")
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private final String TAG = this.getClass().getSimpleName();
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private SharedPreferences m_prefs;
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private int m_articleId;
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private boolean m_isCat = false; // FIXME use
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private Cursor m_cursor;
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private OfflineActivity m_activity;
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public OfflineArticleFragment() {
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super();
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}
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public OfflineArticleFragment(int articleId) {
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super();
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m_articleId = articleId;
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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.article_link_share:
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m_activity.shareArticle(m_articleId);
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return true;
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case R.id.article_link_copy:
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if (true) {
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Cursor article = m_activity.getArticleById(m_articleId);
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if (article != null) {
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m_activity.copyToClipboard(article.getString(article.getColumnIndex("link")));
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article.close();
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}
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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.article_link_context_menu, menu);
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menu.setHeaderTitle(m_cursor.getString(m_cursor.getColumnIndex("title")));
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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_articleId = savedInstanceState.getInt("articleId");
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}
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View view = inflater.inflate(R.layout.article_fragment, container, false);
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m_cursor = m_activity.getReadableDb().query("articles LEFT JOIN feeds ON (feed_id = feeds."+BaseColumns._ID+")",
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new String[] { "articles.*", "feeds.title AS feed_title" }, "articles." + BaseColumns._ID + "=?",
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new String[] { String.valueOf(m_articleId) }, null, null, null);
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m_cursor.moveToFirst();
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if (m_cursor.isFirst()) {
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TextView title = (TextView)view.findViewById(R.id.title);
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if (title != null) {
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String titleStr;
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if (m_cursor.getString(m_cursor.getColumnIndex("title")).length() > 200)
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titleStr = m_cursor.getString(m_cursor.getColumnIndex("title")).substring(0, 200) + "...";
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else
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titleStr = m_cursor.getString(m_cursor.getColumnIndex("title"));
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title.setMovementMethod(LinkMovementMethod.getInstance());
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title.setText(Html.fromHtml("<a href=\""+m_cursor.getString(m_cursor.getColumnIndex("link")).trim().replace("\"", "\\\"")+"\">" + titleStr + "</a>"));
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registerForContextMenu(title);
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}
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WebView web = (WebView)view.findViewById(R.id.content);
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if (web != null) {
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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(true);
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ws.setBuiltInZoomControls(true);
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web.getSettings().setLayoutAlgorithm(LayoutAlgorithm.SINGLE_COLUMN);
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TypedValue tv = new TypedValue();
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getActivity().getTheme().resolveAttribute(R.attr.linkColor, tv, true);
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// prevent flicker in ics
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if (android.os.Build.VERSION.SDK_INT >= 11) {
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web.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
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}
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if (m_prefs.getString("theme", "THEME_DARK").equals("THEME_DARK")) {
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cssOverride = "body { background : transparent; color : #e0e0e0}";
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//view.setBackgroundColor(android.R.color.black);
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web.setBackgroundColor(getResources().getColor(android.R.color.transparent));
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} else {
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cssOverride = "";
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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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String articleContent = m_cursor.getString(m_cursor.getColumnIndex("content"));
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Document doc = Jsoup.parse(articleContent);
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if (doc != null) {
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if (m_prefs.getBoolean("offline_image_cache_enabled", false)) {
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Elements images = doc.select("img");
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for (Element img : images) {
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String url = img.attr("src");
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if (ImageCacheService.isUrlCached(url)) {
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img.attr("src", "file://" + ImageCacheService.getCacheFileName(url));
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}
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}
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}
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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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view.findViewById(R.id.attachments_holder).setVisibility(View.GONE);
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String align = m_prefs.getBoolean("justify_article_text", true) ? "text-align : justified" : "";
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switch (Integer.parseInt(m_prefs.getString("font_size", "0"))) {
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case 0:
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cssOverride += "body { "+align+"; font-size : 14px; } ";
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break;
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case 1:
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cssOverride += "body { "+align+"; font-size : 18px; } ";
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break;
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case 2:
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cssOverride += "body { "+align+"; font-size : 21px; } ";
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break;
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}
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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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"<style type=\"text/css\">" +
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"body { padding : 0px; margin : 0px; }" +
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cssOverride +
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"</style>" +
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"</head>" +
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"<body>" + articleContent + "</body></html>";
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try {
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web.loadDataWithBaseURL(null, 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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}
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TextView dv = (TextView)view.findViewById(R.id.date);
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if (dv != null) {
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Date d = new Date(m_cursor.getInt(m_cursor.getColumnIndex("updated")) * 1000L);
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SimpleDateFormat df = new SimpleDateFormat("EEE, dd MMM yyyy, HH:mm");
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dv.setText(df.format(d));
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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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int feedTitleIndex = m_cursor.getColumnIndex("feed_title");
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if (feedTitleIndex != -1 && m_isCat) {
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tagv.setText(m_cursor.getString(feedTitleIndex));
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} else {
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String tagsStr = m_cursor.getString(m_cursor.getColumnIndex("tags"));
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tagv.setText(tagsStr);
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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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m_cursor.close();
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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.putInt("articleId", m_articleId);
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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 = (OfflineActivity) activity;
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}
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}
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