422 lines
12 KiB
Java
422 lines
12 KiB
Java
package org.fox.ttrss.offline;
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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.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.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.database.Cursor;
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import android.graphics.Color;
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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.provider.BaseColumns;
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import android.support.v4.app.Fragment;
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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.GestureDetector;
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import android.view.LayoutInflater;
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import android.view.MenuItem;
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import android.view.MotionEvent;
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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.WebSettings.LayoutAlgorithm;
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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 OfflineArticleFragment extends Fragment implements GestureDetector.OnDoubleTapListener {
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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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private GestureDetector m_detector;
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public void initialize(int articleId) {
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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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String title = m_cursor.getString(m_cursor.getColumnIndex("title"));
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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(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(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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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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final String link = m_cursor.getString(m_cursor.getColumnIndex("link"));
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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.setText(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(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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comments.setVisibility(View.GONE);
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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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registerForContextMenu(web);
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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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web.setOnTouchListener(new View.OnTouchListener() {
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@Override
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public boolean onTouch(View v, MotionEvent event) {
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return m_detector.onTouchEvent(event);
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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(true);
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ws.setBuiltInZoomControls(true);
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if (!m_activity.isCompatMode())
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ws.setDisplayZoomControls(false);
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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 (!m_prefs.getBoolean("webview_hardware_accel", true)) {
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web.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
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}
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String theme = m_prefs.getString("theme", "THEME_DARK");
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if ("THEME_DARK".equals(theme) || "THEME_SYSTEM".equals(theme)) {
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cssOverride = "body { background : transparent; color : #e0e0e0}";
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} else if ("THEME_DARK_GRAY".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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// seriously?
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web.setBackgroundColor(Color.argb(1, 0, 0, 0));
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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_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(m_activity, url)) {
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img.attr("src", "file://" + ImageCacheService.getCacheFileName(m_activity, 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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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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String baseUrl = null;
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try {
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URL url = new URL(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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}
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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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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 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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TextView author = (TextView)view.findViewById(R.id.author);
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if (author != null) {
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int authorIndex = m_cursor.getColumnIndex("author");
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if (authorIndex >= 0)
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author.setText(m_cursor.getString(authorIndex));
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else
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author.setVisibility(View.GONE);
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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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m_detector = new GestureDetector(m_activity, new GestureDetector.OnGestureListener() {
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@Override
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public boolean onSingleTapUp(MotionEvent e) {
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// TODO Auto-generated method stub
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return false;
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}
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@Override
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public void onShowPress(MotionEvent e) {
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// TODO Auto-generated method stub
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}
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@Override
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public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX,
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float distanceY) {
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// TODO Auto-generated method stub
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return false;
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}
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@Override
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public void onLongPress(MotionEvent e) {
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m_activity.openContextMenu(getView());
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}
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@Override
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public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
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float velocityY) {
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// TODO Auto-generated method stub
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return false;
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}
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@Override
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public boolean onDown(MotionEvent e) {
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// TODO Auto-generated method stub
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return false;
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}
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});
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m_detector.setOnDoubleTapListener(this);
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}
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@Override
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public boolean onDoubleTap(MotionEvent arg0) {
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// TODO Auto-generated method stub
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return false;
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}
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@Override
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public boolean onDoubleTapEvent(MotionEvent arg0) {
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// TODO Auto-generated method stub
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return false;
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}
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@Override
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public boolean onSingleTapConfirmed(MotionEvent e) {
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// TODO Auto-generated method stub
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return false;
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}
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}
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