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/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.photos.data;
import android.content.ContentValues;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import com.android.photos.data.PhotoProvider.Accounts;
import com.android.photos.data.PhotoProvider.Albums;
import com.android.photos.data.PhotoProvider.Metadata;
import com.android.photos.data.PhotoProvider.Photos;
import junit.framework.AssertionFailedError;
public class PhotoDatabaseUtils {
public static String[] PROJECTION_ALBUMS = {
Albums._ID,
Albums.ACCOUNT_ID,
Albums.PARENT_ID,
Albums.VISIBILITY,
Albums.LOCATION_STRING,
Albums.TITLE,
Albums.SUMMARY,
Albums.DATE_PUBLISHED,
Albums.DATE_MODIFIED,
};
public static String[] PROJECTION_METADATA = {
Metadata.PHOTO_ID,
Metadata.KEY,
Metadata.VALUE,
};
public static String[] PROJECTION_PHOTOS = {
Photos._ID,
Photos.ACCOUNT_ID,
Photos.WIDTH,
Photos.HEIGHT,
Photos.DATE_TAKEN,
Photos.ALBUM_ID,
Photos.MIME_TYPE,
Photos.TITLE,
Photos.DATE_MODIFIED,
Photos.ROTATION,
};
public static String[] PROJECTION_ACCOUNTS = {
Accounts._ID,
Accounts.ACCOUNT_NAME,
};
private static String SELECTION_ALBUM_PARENT_ID = Albums.PARENT_ID + " = ?";
private static String SELECTION_PHOTO_ALBUM_ID = Photos.ALBUM_ID + " = ?";
private static String SELECTION_ACCOUNT_ID = Accounts.ACCOUNT_NAME + " = ?";
public static long queryAlbumIdFromParentId(SQLiteDatabase db, long parentId) {
return queryId(db, Albums.TABLE, PROJECTION_ALBUMS, SELECTION_ALBUM_PARENT_ID, parentId);
}
public static long queryPhotoIdFromAlbumId(SQLiteDatabase db, long albumId) {
return queryId(db, Photos.TABLE, PROJECTION_PHOTOS, SELECTION_PHOTO_ALBUM_ID, albumId);
}
public static long queryAccountIdFromName(SQLiteDatabase db, String accountName) {
return queryId(db, Accounts.TABLE, PROJECTION_ACCOUNTS, SELECTION_ACCOUNT_ID, accountName);
}
public static long queryId(SQLiteDatabase db, String table, String[] projection,
String selection, Object parameter) {
String paramString = parameter == null ? null : parameter.toString();
String[] selectionArgs = {
paramString,
};
Cursor cursor = db.query(table, projection, selection, selectionArgs, null, null, null);
try {
if (cursor.getCount() != 1 || !cursor.moveToNext()) {
throw new AssertionFailedError("Couldn't find item in table");
}
long id = cursor.getLong(0);
return id;
} finally {
cursor.close();
}
}
public static boolean insertPhoto(SQLiteDatabase db, Integer width, Integer height,
Long dateTaken, Long albumId, String mimeType, Long accountId) {
ContentValues values = new ContentValues();
values.put(Photos.WIDTH, width);
values.put(Photos.HEIGHT, height);
values.put(Photos.DATE_TAKEN, dateTaken);
values.put(Photos.ALBUM_ID, albumId);
values.put(Photos.MIME_TYPE, mimeType);
values.put(Photos.ACCOUNT_ID, accountId);
return db.insert(Photos.TABLE, null, values) != -1;
}
public static boolean insertAlbum(SQLiteDatabase db, Long parentId, String title,
Integer privacy, Long accountId) {
ContentValues values = new ContentValues();
values.put(Albums.PARENT_ID, parentId);
values.put(Albums.TITLE, title);
values.put(Albums.VISIBILITY, privacy);
values.put(Albums.ACCOUNT_ID, accountId);
return db.insert(Albums.TABLE, null, values) != -1;
}
public static boolean insertMetadata(SQLiteDatabase db, Long photosId, String key, String value) {
ContentValues values = new ContentValues();
values.put(Metadata.PHOTO_ID, photosId);
values.put(Metadata.KEY, key);
values.put(Metadata.VALUE, value);
return db.insert(Metadata.TABLE, null, values) != -1;
}
public static boolean insertAccount(SQLiteDatabase db, String name) {
ContentValues values = new ContentValues();
values.put(Accounts.ACCOUNT_NAME, name);
return db.insert(Accounts.TABLE, null, values) != -1;
}
}
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