/*
* Zirco Browser for Android
*
* Copyright (C) 2010 - 2011 J. Devauchelle and contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 3 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
package org.zirco.providers;
import android.content.ContentProvider;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.content.UriMatcher;
import android.database.Cursor;
import android.database.SQLException;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.database.sqlite.SQLiteQueryBuilder;
import android.net.Uri;
import android.provider.Browser;
public class ZircoBookmarksContentProvider extends ContentProvider {
public static final String AUTHORITY = "org.zirco.providers.zircobookmarkscontentprovider";
public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.zirco.bookmarks";
public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.zirco.bookmarks";
private static final int DATABASE_VERSION = 1;
private static final String DATABASE_NAME = "bookmarks.db";
public static final String BOOKMARKS_TABLE = "bookmarks";
private static final String BOOKMARKS_TABLE_CREATE = "CREATE TABLE " + BOOKMARKS_TABLE + " (" +
Browser.BookmarkColumns._ID + " INTEGER PRIMARY KEY AUTOINCREMENT, " +
Browser.BookmarkColumns.TITLE + " TEXT, " +
Browser.BookmarkColumns.URL + " TEXT, " +
Browser.BookmarkColumns.VISITS + " INTEGER, " +
Browser.BookmarkColumns.DATE + " LONG, " +
Browser.BookmarkColumns.CREATED + " LONG, " +
Browser.BookmarkColumns.BOOKMARK + " INTEGER, " +
Browser.BookmarkColumns.FAVICON + " BLOB DEFAULT NULL);";
private static final int BOOKMARKS = 1;
private static final int BOOKMARKS_BY_ID = 2;
private static final UriMatcher sUriMatcher;
private SQLiteDatabase mDb;
private DatabaseHelper mDbHelper;
private Context mContext;
static {
sUriMatcher = new UriMatcher(UriMatcher.NO_MATCH);
sUriMatcher.addURI(AUTHORITY, BOOKMARKS_TABLE, BOOKMARKS);
sUriMatcher.addURI(AUTHORITY, BOOKMARKS_TABLE + "/#", BOOKMARKS_BY_ID);
}
@Override
public boolean onCreate() {
mContext = getContext();
mDbHelper = new DatabaseHelper(mContext);
mDb = mDbHelper.getWritableDatabase();
return true;
}
@Override
public int delete(Uri uri, String whereClause, String[] whereArgs) {
int count = 0;
switch (sUriMatcher.match(uri)) {
case BOOKMARKS:
count = mDb.delete(BOOKMARKS_TABLE, whereClause, whereArgs);
break;
default: throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) {
mContext.getContentResolver().notifyChange(uri, null);
}
return count;
}
@Override
public String getType(Uri uri) {
switch (sUriMatcher.match(uri)) {
case BOOKMARKS:
return WeaveColumns.CONTENT_TYPE;
case BOOKMARKS_BY_ID:
return WeaveColumns.CONTENT_ITEM_TYPE;
default: throw new IllegalArgumentException("Unknown URI " + uri);
}
}
@Override
public Uri insert(Uri uri, ContentValues values) {
switch (sUriMatcher.match(uri)) {
case BOOKMARKS:
long rowId = mDb.insert(BOOKMARKS_TABLE, null, values);
if (rowId > 0) {
Uri rowUri = ContentUris.withAppendedId(WeaveColumns.CONTENT_URI, rowId);
mContext.getContentResolver().notifyChange(rowUri, null);
return rowUri;
}
throw new SQLException("Failed to insert row into " + uri);
default: throw new IllegalArgumentException("Unknown URI " + uri);
}
}
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
SQLiteQueryBuilder qb = new SQLiteQueryBuilder();
switch (sUriMatcher.match(uri)) {
case BOOKMARKS:
qb.setTables(BOOKMARKS_TABLE);
break;
case BOOKMARKS_BY_ID:
qb.setTables(BOOKMARKS_TABLE);
qb.appendWhere(WeaveColumns.WEAVE_BOOKMARKS_ID + " = " + uri.getPathSegments().get(1));
break;
default: throw new IllegalArgumentException("Unknown URI " + uri);
}
Cursor c = qb.query(mDb, projection, selection, selectionArgs, null, null, sortOrder);
c.setNotificationUri(getContext().getContentResolver(), uri);
return c;
}
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
int count = 0;
switch (sUriMatcher.match(uri)) {
case BOOKMARKS:
count = mDb.update(BOOKMARKS_TABLE, values, selection, selectionArgs);
break;
default: throw new IllegalArgumentException("Unknown URI " + uri);
}
if (count > 0) {
mContext.getContentResolver().notifyChange(uri, null);
}
return count;
}
private static class DatabaseHelper extends SQLiteOpenHelper {
public DatabaseHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL(BOOKMARKS_TABLE_CREATE);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { }
}
}