/*
* Copyright 2014 A.C.R. Development
*/
package acr.browser.lightning.constant;
import android.app.Activity;
import android.app.Application;
import android.graphics.Bitmap;
import android.os.AsyncTask;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.ref.WeakReference;
import java.util.List;
import acr.browser.lightning.R;
import acr.browser.lightning.app.BrowserApp;
import acr.browser.lightning.database.BookmarkManager;
import acr.browser.lightning.database.HistoryItem;
import acr.browser.lightning.utils.ThemeUtils;
import acr.browser.lightning.utils.Utils;
import acr.browser.lightning.view.LightningView;
public final class BookmarkPage extends AsyncTask<Void, Void, Void> {
/**
* The bookmark page standard suffix
*/
public static final String FILENAME = "bookmarks.html";
private static final String HEADING_1 = "<!DOCTYPE html><html xmlns=http://www.w3.org/1999/xhtml>\n" +
"<head>\n" +
"<meta content=en-us http-equiv=Content-Language />\n" +
"<meta content='text/html; charset=utf-8' http-equiv=Content-Type />\n" +
"<meta name=viewport content='width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no'>\n" +
"<title>";
private static final String HEADING_2 = "</title>\n" +
"</head>\n" +
"<style>body{background:#f5f5f5;max-width:100%;min-height:100%}#content{width:100%;max-width:800px;margin:0 auto;text-align:center}.box{vertical-align:middle;text-align:center;position:relative;display:inline-block;height:45px;width:150px;margin:10px;background-color:#fff;box-shadow:0 3px 6px rgba(0,0,0,0.25);font-family:Arial;color:#444;font-size:12px;-moz-border-radius:2px;-webkit-border-radius:2px;border-radius:2px}.box-content{height:25px;width:100%;vertical-align:middle;text-align:center;display:table-cell}p.ellipses{" +
"width:130px;font-size: small;font-family: Arial, Helvetica, 'sans-serif';white-space:nowrap;overflow:hidden;text-align:left;vertical-align:middle;margin:auto;text-overflow:ellipsis;-o-text-overflow:ellipsis;-ms-text-overflow:ellipsis}.box a{width:100%;height:100%;position:absolute;left:0;top:0}img{vertical-align:middle;margin-right:10px;width:20px;height:20px;}.margin{margin:10px}</style>\n" +
"<body><div id=content>";
private static final String PART1 = "<div class=box><a href='";
private static final String PART2 = "'></a>\n" +
"<div class=margin>\n" +
"<div class=box-content>\n" +
"<p class=ellipses>\n" +
"<img src='";
private static final String PART3 = "https://www.google.com/s2/favicons?domain=";
private static final String PART4 = "' />";
private static final String PART5 = "</p></div></div></div>";
private static final String END = "</div></body></html>";
private static final String FOLDER_ICON = "folder.png";
private File mFilesDir;
private File mCacheDir;
private final Application mApp;
private final BookmarkManager mManager;
@NonNull private final WeakReference<LightningView> mTabReference;
private final Bitmap mFolderIcon;
@NonNull private final String mTitle;
public BookmarkPage(LightningView tab, @NonNull Activity activity, BookmarkManager manager) {
mApp = BrowserApp.get(activity);
final Bitmap folderIcon = ThemeUtils.getThemedBitmap(activity, R.drawable.ic_folder, false);
mTitle = mApp.getString(R.string.action_bookmarks);
mManager = manager;
mTabReference = new WeakReference<>(tab);
mFolderIcon = folderIcon;
}
@Override
protected Void doInBackground(Void... params) {
mCacheDir = mApp.getCacheDir();
mFilesDir = mApp.getFilesDir();
cacheDefaultFolderIcon();
buildBookmarkPage(null, mManager);
return null;
}
@Override
protected void onPostExecute(Void aVoid) {
super.onPostExecute(aVoid);
LightningView tab = mTabReference.get();
if (tab != null) {
File bookmarkWebPage = new File(mFilesDir, FILENAME);
tab.loadUrl(Constants.FILE + bookmarkWebPage);
}
}
private void cacheDefaultFolderIcon() {
FileOutputStream outputStream = null;
File image = new File(mCacheDir, FOLDER_ICON);
try {
outputStream = new FileOutputStream(image);
mFolderIcon.compress(Bitmap.CompressFormat.PNG, 100, outputStream);
mFolderIcon.recycle();
} catch (FileNotFoundException e) {
e.printStackTrace();
} finally {
Utils.close(outputStream);
}
}
private void buildBookmarkPage(@Nullable final String folder, @NonNull final BookmarkManager manager) {
final List<HistoryItem> list = manager.getBookmarksCopyFromFolder(folder, true);
final File bookmarkWebPage;
if (folder == null || folder.isEmpty()) {
bookmarkWebPage = new File(mFilesDir, FILENAME);
} else {
bookmarkWebPage = new File(mFilesDir, folder + '-' + FILENAME);
}
final StringBuilder bookmarkBuilder = new StringBuilder(HEADING_1 + mTitle + HEADING_2);
final String folderIconPath = Constants.FILE + mCacheDir + '/' + FOLDER_ICON;
for (int n = 0, size = list.size(); n < size; n++) {
final HistoryItem item = list.get(n);
bookmarkBuilder.append(PART1);
if (item.isFolder()) {
final File folderPage = new File(mFilesDir, item.getTitle() + '-' + FILENAME);
bookmarkBuilder.append(Constants.FILE).append(folderPage);
bookmarkBuilder.append(PART2);
bookmarkBuilder.append(folderIconPath);
buildBookmarkPage(item.getTitle(), manager);
} else {
bookmarkBuilder.append(item.getUrl());
bookmarkBuilder.append(PART2).append(PART3);
bookmarkBuilder.append(item.getUrl());
}
bookmarkBuilder.append(PART4);
bookmarkBuilder.append(item.getTitle());
bookmarkBuilder.append(PART5);
}
bookmarkBuilder.append(END);
FileWriter bookWriter = null;
try {
//noinspection IOResourceOpenedButNotSafelyClosed
bookWriter = new FileWriter(bookmarkWebPage, false);
bookWriter.write(bookmarkBuilder.toString());
} catch (IOException e) {
e.printStackTrace();
} finally {
Utils.close(bookWriter);
}
}
public void load() {
executeOnExecutor(BrowserApp.getIOThread());
}
}