diff options
Diffstat (limited to 'orgfoxttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java')
-rw-r--r-- | orgfoxttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java | 439 |
1 files changed, 439 insertions, 0 deletions
diff --git a/orgfoxttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java b/orgfoxttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java new file mode 100644 index 00000000..985150a9 --- /dev/null +++ b/orgfoxttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java @@ -0,0 +1,439 @@ +package org.fox.ttrss.offline; + +import java.net.MalformedURLException; +import java.net.URI; +import java.net.URL; +import java.text.DateFormat; +import java.text.SimpleDateFormat; +import java.util.Date; + +import org.fox.ttrss.CommonActivity; +import org.fox.ttrss.R; +import org.fox.ttrss.util.ImageCacheService; +import org.fox.ttrss.util.TypefaceCache; +import org.jsoup.Jsoup; +import org.jsoup.nodes.Document; +import org.jsoup.nodes.Element; +import org.jsoup.select.Elements; + +import android.annotation.SuppressLint; +import android.app.Activity; +import android.content.Intent; +import android.content.SharedPreferences; +import android.database.Cursor; +import android.graphics.Color; +import android.graphics.Typeface; +import android.net.Uri; +import android.os.Bundle; +import android.preference.PreferenceManager; +import android.provider.BaseColumns; +import android.support.v4.app.Fragment; +import android.util.Log; +import android.util.TypedValue; +import android.view.ContextMenu; +import android.view.ContextMenu.ContextMenuInfo; +import android.view.KeyEvent; +import android.view.LayoutInflater; +import android.view.MenuItem; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.ViewGroup; +import android.webkit.WebChromeClient; +import android.webkit.WebSettings; +import android.webkit.WebView; +import android.webkit.WebView.HitTestResult; +import android.widget.TextView; + +public class OfflineArticleFragment extends Fragment { + private final String TAG = this.getClass().getSimpleName(); + + private SharedPreferences m_prefs; + private int m_articleId; + private boolean m_isCat = false; // FIXME use + private Cursor m_cursor; + private OfflineActivity m_activity; + + public void initialize(int articleId) { + m_articleId = articleId; + } + + @Override + public boolean onContextItemSelected(MenuItem item) { + /* AdapterContextMenuInfo info = (AdapterContextMenuInfo) item + .getMenuInfo(); */ + + switch (item.getItemId()) { + case R.id.article_link_share: + m_activity.shareArticle(m_articleId); + return true; + case R.id.article_link_copy: + if (true) { + Cursor article = m_activity.getArticleById(m_articleId); + + if (article != null) { + m_activity.copyToClipboard(article.getString(article.getColumnIndex("link"))); + article.close(); + } + } + return true; + default: + Log.d(TAG, "onContextItemSelected, unhandled id=" + item.getItemId()); + return super.onContextItemSelected(item); + } + } + + @Override + public void onCreateContextMenu(ContextMenu menu, View v, + ContextMenuInfo menuInfo) { + + //getActivity().getMenuInflater().inflate(R.menu.article_link_context_menu, menu); + //menu.setHeaderTitle(m_cursor.getString(m_cursor.getColumnIndex("title"))); + + String title = m_cursor.getString(m_cursor.getColumnIndex("title")); + + if (v.getId() == R.id.content) { + HitTestResult result = ((WebView)v).getHitTestResult(); + + if (result != null && (result.getType() == HitTestResult.IMAGE_TYPE || result.getType() == HitTestResult.SRC_IMAGE_ANCHOR_TYPE)) { + menu.setHeaderTitle(result.getExtra()); + getActivity().getMenuInflater().inflate(R.menu.article_content_img_context_menu, menu); + + /* FIXME I have no idea how to do this correctly ;( */ + + m_activity.setLastContentImageHitTestUrl(result.getExtra()); + + } else { + menu.setHeaderTitle(title); + getActivity().getMenuInflater().inflate(R.menu.article_link_context_menu, menu); + } + } else { + menu.setHeaderTitle(title); + getActivity().getMenuInflater().inflate(R.menu.article_link_context_menu, menu); + } + + super.onCreateContextMenu(menu, v, menuInfo); + + } + + @SuppressLint("NewApi") + @Override + public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { + + if (savedInstanceState != null) { + m_articleId = savedInstanceState.getInt("articleId"); + } + + boolean useTitleWebView = m_prefs.getBoolean("article_compat_view", false); + + View view = inflater.inflate(useTitleWebView ? R.layout.article_fragment_compat : R.layout.article_fragment, container, false); + + m_cursor = m_activity.getReadableDb().query("articles LEFT JOIN feeds ON (feed_id = feeds."+BaseColumns._ID+")", + new String[] { "articles.*", "feeds.title AS feed_title" }, "articles." + BaseColumns._ID + "=?", + new String[] { String.valueOf(m_articleId) }, null, null, null); + + m_cursor.moveToFirst(); + + if (m_cursor.isFirst()) { + if (!useTitleWebView) { + View scroll = view.findViewById(R.id.article_scrollview); + + if (scroll != null) { + final float scale = getResources().getDisplayMetrics().density; + + if (m_activity.isSmallScreen()) { + scroll.setPadding((int)(8 * scale + 0.5f), + (int)(5 * scale + 0.5f), + (int)(8 * scale + 0.5f), + 0); + } else { + scroll.setPadding((int)(25 * scale + 0.5f), + (int)(10 * scale + 0.5f), + (int)(25 * scale + 0.5f), + 0); + + } + + } + } + + int articleFontSize = Integer.parseInt(m_prefs.getString("article_font_size_sp", "16")); + int articleSmallFontSize = Math.max(10, Math.min(18, articleFontSize - 2)); + + TextView title = (TextView)view.findViewById(R.id.title); + + final String link = m_cursor.getString(m_cursor.getColumnIndex("link")); + + if (title != null) { + + if (m_prefs.getBoolean("enable_condensed_fonts", false)) { + Typeface tf = TypefaceCache.get(m_activity, "sans-serif-condensed", Typeface.NORMAL); + + if (tf != null && !tf.equals(title.getTypeface())) { + title.setTypeface(tf); + } + + title.setTextSize(TypedValue.COMPLEX_UNIT_SP, Math.min(21, articleFontSize + 5)); + } else { + title.setTextSize(TypedValue.COMPLEX_UNIT_SP, Math.min(21, articleFontSize + 3)); + } + + String titleStr; + + if (m_cursor.getString(m_cursor.getColumnIndex("title")).length() > 200) + titleStr = m_cursor.getString(m_cursor.getColumnIndex("title")).substring(0, 200) + "..."; + else + titleStr = m_cursor.getString(m_cursor.getColumnIndex("title")); + + title.setText(titleStr); + //title.setPaintFlags(title.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG); + title.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + try { + URL url = new URL(link.trim()); + String uri = new URI(url.getProtocol(), url.getUserInfo(), url.getHost(), + url.getPort(), url.getPath(), url.getQuery(), url.getRef()).toString(); + Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(uri)); + startActivity(intent); + } catch (Exception e) { + e.printStackTrace(); + m_activity.toast(R.string.error_other_error); + } + } + }); + + registerForContextMenu(title); + } + + TextView comments = (TextView)view.findViewById(R.id.comments); + + if (comments != null) { + comments.setVisibility(View.GONE); + } + + TextView note = (TextView)view.findViewById(R.id.note); + + if (note != null) { + note.setVisibility(View.GONE); + } + + final WebView web = (WebView)view.findViewById(R.id.content); + + if (web != null) { + + web.setOnLongClickListener(new View.OnLongClickListener() { + @Override + public boolean onLongClick(View v) { + HitTestResult result = ((WebView)v).getHitTestResult(); + + if (result != null && (result.getType() == HitTestResult.IMAGE_TYPE || result.getType() == HitTestResult.SRC_IMAGE_ANCHOR_TYPE)) { + registerForContextMenu(web); + m_activity.openContextMenu(web); + unregisterForContextMenu(web); + return true; + } else { + if (m_activity.isCompatMode()) { + KeyEvent shiftPressEvent = new KeyEvent(0, 0, KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_SHIFT_LEFT, 0, 0); + shiftPressEvent.dispatch(web); + } + + return false; + } + } + }); + + web.setWebChromeClient(new WebChromeClient() { + @Override + public void onProgressChanged(WebView view, int progress) { + m_activity.setProgress(Math.round(((float)progress / 100f) * 10000)); + if (progress == 100) { + m_activity.setProgressBarVisibility(false); + } + } + }); + + String content; + String cssOverride = ""; + + WebSettings ws = web.getSettings(); + ws.setSupportZoom(false); + + TypedValue tv = new TypedValue(); + getActivity().getTheme().resolveAttribute(R.attr.linkColor, tv, true); + + // prevent flicker in ics + if (!m_prefs.getBoolean("webview_hardware_accel", true) || useTitleWebView) { + if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) { + web.setLayerType(View.LAYER_TYPE_SOFTWARE, null); + } + } + + String theme = m_prefs.getString("theme", CommonActivity.THEME_DEFAULT); + + if (CommonActivity.THEME_HOLO.equals(theme)) { + cssOverride = "body { background : transparent; color : #e0e0e0}"; + } else if (CommonActivity.THEME_DARK.equals(theme)) { + cssOverride = "body { background : transparent; color : #e0e0e0}"; + } else { + cssOverride = "body { background : transparent; }"; + } + + if (useTitleWebView || android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.HONEYCOMB) { + web.setBackgroundColor(Color.TRANSPARENT); + } else { + // seriously? + web.setBackgroundColor(Color.argb(1, 0, 0, 0)); + } + + String hexColor = String.format("#%06X", (0xFFFFFF & tv.data)); + cssOverride += " a:link {color: "+hexColor+";} a:visited { color: "+hexColor+";}"; + + cssOverride += " table { width : 100%; }"; + + String articleContent = m_cursor.getString(m_cursor.getColumnIndex("content")); + Document doc = Jsoup.parse(articleContent); + + if (doc != null) { + if (m_prefs.getBoolean("offline_image_cache_enabled", false)) { + + Elements images = doc.select("img"); + + for (Element img : images) { + String url = img.attr("src"); + + if (ImageCacheService.isUrlCached(m_activity, url)) { + img.attr("src", "file://" + ImageCacheService.getCacheFileName(m_activity, url)); + } + } + } + + // thanks webview for crashing on <video> tag + Elements videos = doc.select("video"); + + for (Element video : videos) + video.remove(); + + articleContent = doc.toString(); + } + + if (m_prefs.getBoolean("justify_article_text", true)) { + cssOverride += "body { text-align : justify; } "; + } + + ws.setDefaultFontSize(articleFontSize); + + content = + "<html>" + + "<head>" + + "<meta content=\"text/html; charset=utf-8\" http-equiv=\"content-type\">" + + "<meta name=\"viewport\" content=\"width=device-width, user-scalable=no\" />" + + "<style type=\"text/css\">" + + "body { padding : 0px; margin : 0px; line-height : 130%; }" + + cssOverride + + "img { max-width : 100%; width : auto; height : auto; }" + + "</style>" + + "</head>" + + "<body>" + articleContent; + + if (useTitleWebView) { + content += "<p> </p><p> </p><p> </p><p> </p>"; + } + + content += "</body></html>"; + + try { + String baseUrl = null; + + try { + URL url = new URL(link); + baseUrl = url.getProtocol() + "://" + url.getHost(); + } catch (MalformedURLException e) { + // + } + + web.loadDataWithBaseURL(baseUrl, content, "text/html", "utf-8", null); + } catch (RuntimeException e) { + e.printStackTrace(); + } + + + } + + TextView dv = (TextView)view.findViewById(R.id.date); + + if (dv != null) { + dv.setTextSize(TypedValue.COMPLEX_UNIT_SP, articleSmallFontSize); + + Date d = new Date(m_cursor.getInt(m_cursor.getColumnIndex("updated")) * 1000L); + DateFormat df = new SimpleDateFormat("MMM dd, HH:mm"); + dv.setText(df.format(d)); + } + + TextView author = (TextView)view.findViewById(R.id.author); + + boolean hasAuthor = false; + + if (author != null) { + author.setTextSize(TypedValue.COMPLEX_UNIT_SP, articleSmallFontSize); + + int authorIndex = m_cursor.getColumnIndex("author"); + if (authorIndex >= 0) + author.setText(m_cursor.getString(authorIndex)); + else + author.setVisibility(View.GONE); + + hasAuthor = true; + } + + TextView tagv = (TextView)view.findViewById(R.id.tags); + + if (tagv != null) { + tagv.setTextSize(TypedValue.COMPLEX_UNIT_SP, articleSmallFontSize); + + int feedTitleIndex = m_cursor.getColumnIndex("feed_title"); + + if (feedTitleIndex != -1 /* && m_isCat */) { + String fTitle = m_cursor.getString(feedTitleIndex); + + int authorIndex = m_cursor.getColumnIndex("author"); + + if (!hasAuthor && authorIndex >= 0) { + fTitle += " (" + getString(R.string.author_formatted, m_cursor.getString(authorIndex)) + ")"; + } + + tagv.setText(fTitle); + } else { + String tagsStr = m_cursor.getString(m_cursor.getColumnIndex("tags")); + tagv.setText(tagsStr); + } + } + + } + + return view; + } + + @Override + public void onDestroy() { + super.onDestroy(); + + m_cursor.close(); + } + + @Override + public void onSaveInstanceState (Bundle out) { + super.onSaveInstanceState(out); + + out.putInt("articleId", m_articleId); + } + + @Override + public void onAttach(Activity activity) { + super.onAttach(activity); + + m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext()); + + m_activity = (OfflineActivity) activity; + + } +} |