diff options
Diffstat (limited to 'org_apg/src/org/thialfihar/android/apg/provider/ApgProvider.java')
| -rw-r--r-- | org_apg/src/org/thialfihar/android/apg/provider/ApgProvider.java | 825 |
1 files changed, 0 insertions, 825 deletions
diff --git a/org_apg/src/org/thialfihar/android/apg/provider/ApgProvider.java b/org_apg/src/org/thialfihar/android/apg/provider/ApgProvider.java deleted file mode 100644 index a7ec253a3..000000000 --- a/org_apg/src/org/thialfihar/android/apg/provider/ApgProvider.java +++ /dev/null @@ -1,825 +0,0 @@ -/* - * Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de> - * Copyright (C) 2010 Thialfihar <thi@thialfihar.org> - * - * 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 org.thialfihar.android.apg.provider; - -import java.io.File; -import java.io.FileNotFoundException; -import java.util.Arrays; -import java.util.HashMap; - -import org.thialfihar.android.apg.Constants; -import org.thialfihar.android.apg.provider.ApgContract.KeyRings; -import org.thialfihar.android.apg.provider.ApgContract.KeyRingsColumns; -import org.thialfihar.android.apg.provider.ApgContract.KeyTypes; -import org.thialfihar.android.apg.provider.ApgContract.KeysColumns; -import org.thialfihar.android.apg.provider.ApgContract.UserIds; -import org.thialfihar.android.apg.provider.ApgContract.Keys; -import org.thialfihar.android.apg.provider.ApgContract.UserIdsColumns; -import org.thialfihar.android.apg.provider.ApgDatabase.Tables; -import org.thialfihar.android.apg.util.Log; - -import android.content.ContentProvider; -import android.content.ContentValues; -import android.content.UriMatcher; -import android.database.Cursor; -import android.database.DatabaseUtils; -import android.database.sqlite.SQLiteConstraintException; -import android.database.sqlite.SQLiteDatabase; -import android.database.sqlite.SQLiteQueryBuilder; -import android.net.Uri; -import android.os.ParcelFileDescriptor; -import android.provider.BaseColumns; -import android.text.TextUtils; - -public class ApgProvider extends ContentProvider { - private static final int PUBLIC_KEY_RING = 101; - private static final int PUBLIC_KEY_RING_BY_ROW_ID = 102; - private static final int PUBLIC_KEY_RING_BY_MASTER_KEY_ID = 103; - private static final int PUBLIC_KEY_RING_BY_KEY_ID = 104; - private static final int PUBLIC_KEY_RING_BY_EMAILS = 105; - - private static final int PUBLIC_KEY_RING_KEY = 111; - private static final int PUBLIC_KEY_RING_KEY_BY_ROW_ID = 112; - - private static final int PUBLIC_KEY_RING_USER_ID = 121; - private static final int PUBLIC_KEY_RING_USER_ID_BY_ROW_ID = 122; - - private static final int SECRET_KEY_RING = 201; - private static final int SECRET_KEY_RING_BY_ROW_ID = 202; - private static final int SECRET_KEY_RING_BY_MASTER_KEY_ID = 203; - private static final int SECRET_KEY_RING_BY_KEY_ID = 204; - private static final int SECRET_KEY_RING_BY_EMAILS = 205; - - private static final int SECRET_KEY_RING_KEY = 211; - private static final int SECRET_KEY_RING_KEY_BY_ROW_ID = 212; - - private static final int SECRET_KEY_RING_USER_ID = 221; - private static final int SECRET_KEY_RING_USER_ID_BY_ROW_ID = 222; - - private static final int DATA_STREAM = 301; - - protected static boolean sInternalProvider; - protected static UriMatcher sUriMatcher; - - /** - * Build and return a {@link UriMatcher} that catches all {@link Uri} variations supported by - * this {@link ContentProvider}. - */ - protected static UriMatcher buildUriMatcher(boolean internalProvider) { - final UriMatcher matcher = new UriMatcher(UriMatcher.NO_MATCH); - - String authority; - if (internalProvider) { - authority = ApgContract.CONTENT_AUTHORITY_INTERNAL; - } else { - authority = ApgContract.CONTENT_AUTHORITY_EXTERNAL; - } - - /** - * public key rings - * - * <pre> - * key_rings/public - * key_rings/public/# - * key_rings/public/master_key_id/_ - * key_rings/public/key_id/_ - * key_rings/public/emails/_ - * </pre> - */ - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC, - PUBLIC_KEY_RING); - matcher.addURI(authority, - ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC + "/#", - PUBLIC_KEY_RING_BY_ROW_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC + "/" - + ApgContract.PATH_BY_MASTER_KEY_ID + "/*", PUBLIC_KEY_RING_BY_MASTER_KEY_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC + "/" - + ApgContract.PATH_BY_KEY_ID + "/*", PUBLIC_KEY_RING_BY_KEY_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC + "/" - + ApgContract.PATH_BY_EMAILS + "/*", PUBLIC_KEY_RING_BY_EMAILS); - - /** - * public keys - * - * <pre> - * key_rings/public/#/keys - * key_rings/public/#/keys/# - * </pre> - */ - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC - + "/#/" + ApgContract.PATH_KEYS, PUBLIC_KEY_RING_KEY); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC - + "/#/" + ApgContract.PATH_KEYS + "/#", PUBLIC_KEY_RING_KEY_BY_ROW_ID); - - /** - * public user ids - * - * <pre> - * key_rings/public/#/user_ids - * key_rings/public/#/user_ids/# - * </pre> - */ - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC - + "/#/" + ApgContract.PATH_USER_IDS, PUBLIC_KEY_RING_USER_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_PUBLIC - + "/#/" + ApgContract.PATH_USER_IDS + "/#", PUBLIC_KEY_RING_USER_ID_BY_ROW_ID); - - /** - * secret key rings - * - * <pre> - * key_rings/secret - * key_rings/secret/# - * key_rings/secret/master_key_id/_ - * key_rings/secret/key_id/_ - * key_rings/secret/emails/_ - * </pre> - */ - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET, - SECRET_KEY_RING); - matcher.addURI(authority, - ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET + "/#", - SECRET_KEY_RING_BY_ROW_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET + "/" - + ApgContract.PATH_BY_MASTER_KEY_ID + "/*", SECRET_KEY_RING_BY_MASTER_KEY_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET + "/" - + ApgContract.PATH_BY_KEY_ID + "/*", SECRET_KEY_RING_BY_KEY_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET + "/" - + ApgContract.PATH_BY_EMAILS + "/*", SECRET_KEY_RING_BY_EMAILS); - - /** - * secret keys - * - * <pre> - * key_rings/secret/#/keys - * key_rings/secret/#/keys/# - * </pre> - */ - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET - + "/#/" + ApgContract.PATH_KEYS, SECRET_KEY_RING_KEY); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET - + "/#/" + ApgContract.PATH_KEYS + "/#", SECRET_KEY_RING_KEY_BY_ROW_ID); - - /** - * secret user ids - * - * <pre> - * key_rings/secret/#/user_ids - * key_rings/secret/#/user_ids/# - * </pre> - */ - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET - + "/#/" + ApgContract.PATH_USER_IDS, SECRET_KEY_RING_USER_ID); - matcher.addURI(authority, ApgContract.BASE_KEY_RINGS + "/" + ApgContract.PATH_SECRET - + "/#/" + ApgContract.PATH_USER_IDS + "/#", SECRET_KEY_RING_USER_ID_BY_ROW_ID); - - /** - * data stream - * - * <pre> - * data / _ - * </pre> - */ - matcher.addURI(authority, ApgContract.BASE_DATA + "/*", DATA_STREAM); - - return matcher; - } - - private ApgDatabase mApgDatabase; - - /** {@inheritDoc} */ - @Override - public boolean onCreate() { - mApgDatabase = new ApgDatabase(getContext()); - return true; - } - - /** {@inheritDoc} */ - @Override - public String getType(Uri uri) { - final int match = sUriMatcher.match(uri); - switch (match) { - case PUBLIC_KEY_RING: - case PUBLIC_KEY_RING_BY_EMAILS: - case SECRET_KEY_RING: - case SECRET_KEY_RING_BY_EMAILS: - return KeyRings.CONTENT_TYPE; - - case PUBLIC_KEY_RING_BY_ROW_ID: - case PUBLIC_KEY_RING_BY_MASTER_KEY_ID: - case PUBLIC_KEY_RING_BY_KEY_ID: - case SECRET_KEY_RING_BY_ROW_ID: - case SECRET_KEY_RING_BY_MASTER_KEY_ID: - case SECRET_KEY_RING_BY_KEY_ID: - return KeyRings.CONTENT_ITEM_TYPE; - - case PUBLIC_KEY_RING_KEY: - case SECRET_KEY_RING_KEY: - return Keys.CONTENT_TYPE; - - case PUBLIC_KEY_RING_KEY_BY_ROW_ID: - case SECRET_KEY_RING_KEY_BY_ROW_ID: - return Keys.CONTENT_ITEM_TYPE; - - case PUBLIC_KEY_RING_USER_ID: - case SECRET_KEY_RING_USER_ID: - return UserIds.CONTENT_TYPE; - - case PUBLIC_KEY_RING_USER_ID_BY_ROW_ID: - case SECRET_KEY_RING_USER_ID_BY_ROW_ID: - return UserIds.CONTENT_ITEM_TYPE; - - default: - throw new UnsupportedOperationException("Unknown uri: " + uri); - } - } - - /** - * Returns type of the query (secret/public) - * - * @param uri - * @return - */ - private int getKeyType(int match) { - int type; - switch (match) { - case PUBLIC_KEY_RING: - case PUBLIC_KEY_RING_BY_ROW_ID: - case PUBLIC_KEY_RING_BY_MASTER_KEY_ID: - case PUBLIC_KEY_RING_BY_KEY_ID: - case PUBLIC_KEY_RING_BY_EMAILS: - case PUBLIC_KEY_RING_KEY: - case PUBLIC_KEY_RING_KEY_BY_ROW_ID: - case PUBLIC_KEY_RING_USER_ID: - case PUBLIC_KEY_RING_USER_ID_BY_ROW_ID: - type = KeyTypes.PUBLIC; - break; - - case SECRET_KEY_RING: - case SECRET_KEY_RING_BY_ROW_ID: - case SECRET_KEY_RING_BY_MASTER_KEY_ID: - case SECRET_KEY_RING_BY_KEY_ID: - case SECRET_KEY_RING_BY_EMAILS: - case SECRET_KEY_RING_KEY: - case SECRET_KEY_RING_KEY_BY_ROW_ID: - case SECRET_KEY_RING_USER_ID: - case SECRET_KEY_RING_USER_ID_BY_ROW_ID: - type = KeyTypes.SECRET; - break; - - default: - throw new IllegalArgumentException("Unknown match " + match); - - } - - return type; - } - - /** - * Set result of query to specific columns, don't show blob column for external content provider - * - * @return - */ - private HashMap<String, String> getProjectionMapForKeyRings() { - HashMap<String, String> projectionMap = new HashMap<String, String>(); - - projectionMap.put(BaseColumns._ID, Tables.KEY_RINGS + "." + BaseColumns._ID); - projectionMap.put(KeyRingsColumns.MASTER_KEY_ID, Tables.KEY_RINGS + "." - + KeyRingsColumns.MASTER_KEY_ID); - // only give out keyRing blob when we are using the internal content provider - if (sInternalProvider) { - projectionMap.put(KeyRingsColumns.KEY_RING_DATA, Tables.KEY_RINGS + "." - + KeyRingsColumns.KEY_RING_DATA); - } - projectionMap.put(UserIdsColumns.USER_ID, Tables.USER_IDS + "." + UserIdsColumns.USER_ID); - - return projectionMap; - } - - /** - * Set result of query to specific columns, don't show blob column for external content provider - * - * @return - */ - private HashMap<String, String> getProjectionMapForKeys() { - HashMap<String, String> projectionMap = new HashMap<String, String>(); - - projectionMap.put(BaseColumns._ID, BaseColumns._ID); - projectionMap.put(KeysColumns.KEY_ID, KeysColumns.KEY_ID); - projectionMap.put(KeysColumns.IS_MASTER_KEY, KeysColumns.IS_MASTER_KEY); - projectionMap.put(KeysColumns.ALGORITHM, KeysColumns.ALGORITHM); - projectionMap.put(KeysColumns.KEY_SIZE, KeysColumns.KEY_SIZE); - projectionMap.put(KeysColumns.CAN_SIGN, KeysColumns.CAN_SIGN); - projectionMap.put(KeysColumns.CAN_ENCRYPT, KeysColumns.CAN_ENCRYPT); - projectionMap.put(KeysColumns.IS_REVOKED, KeysColumns.IS_REVOKED); - projectionMap.put(KeysColumns.CREATION, KeysColumns.CREATION); - projectionMap.put(KeysColumns.EXPIRY, KeysColumns.EXPIRY); - projectionMap.put(KeysColumns.KEY_RING_ROW_ID, KeysColumns.KEY_RING_ROW_ID); - // only give out keyRing blob when we are using the internal content provider - if (sInternalProvider) { - projectionMap.put(KeysColumns.KEY_DATA, KeysColumns.KEY_DATA); - } - projectionMap.put(KeysColumns.RANK, KeysColumns.RANK); - - return projectionMap; - } - - /** - * Builds default query for keyRings: KeyRings table is joined with Keys and UserIds - * - * @param qb - * @param match - * @param isMasterKey - * @param sortOrder - * @return - */ - private SQLiteQueryBuilder buildKeyRingQuery(SQLiteQueryBuilder qb, int match, String sortOrder) { - qb.appendWhere(Tables.KEY_RINGS + "." + KeyRingsColumns.TYPE + " = "); - qb.appendWhereEscapeString(Integer.toString(getKeyType(match))); - - qb.setTables(Tables.KEY_RINGS + " INNER JOIN " + Tables.USER_IDS + " ON " + "(" - + Tables.KEY_RINGS + "." + BaseColumns._ID + " = " + Tables.USER_IDS + "." - + UserIdsColumns.KEY_RING_ROW_ID + " AND " + Tables.USER_IDS + "." - + UserIdsColumns.RANK + " = '0')"); - - qb.setProjectionMap(getProjectionMapForKeyRings()); - - return qb; - } - - /** - * Builds default query for keyRings: KeyRings table is joined with Keys and UserIds - * - * @param qb - * @param match - * @param isMasterKey - * @param sortOrder - * @return - */ - private SQLiteQueryBuilder buildKeyRingQueryWithKeys(SQLiteQueryBuilder qb, int match, - String sortOrder) { - qb.appendWhere(Tables.KEY_RINGS + "." + KeyRingsColumns.TYPE + " = "); - qb.appendWhereEscapeString(Integer.toString(getKeyType(match))); - - qb.setTables(Tables.KEY_RINGS + " INNER JOIN " + Tables.KEYS + " ON " + "(" - + Tables.KEY_RINGS + "." + BaseColumns._ID + " = " + Tables.KEYS + "." - + KeysColumns.KEY_RING_ROW_ID + " AND " + Tables.KEYS + "." - + KeysColumns.IS_MASTER_KEY + " = '1') " + " INNER JOIN " + Tables.USER_IDS - + " ON " + "(" + Tables.KEY_RINGS + "." + BaseColumns._ID + " = " + Tables.USER_IDS - + "." + UserIdsColumns.KEY_RING_ROW_ID + " AND " + Tables.USER_IDS + "." - + UserIdsColumns.RANK + " = '0')"); - - qb.setProjectionMap(getProjectionMapForKeyRings()); - - return qb; - } - - /** {@inheritDoc} */ - @SuppressWarnings("deprecation") - @Override - public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, - String sortOrder) { - Log.v(Constants.TAG, "query(uri=" + uri + ", proj=" + Arrays.toString(projection) + ")"); - - SQLiteQueryBuilder qb = new SQLiteQueryBuilder(); - SQLiteDatabase db = mApgDatabase.getReadableDatabase(); - - int match = sUriMatcher.match(uri); - - switch (match) { - case PUBLIC_KEY_RING: - case SECRET_KEY_RING: - qb = buildKeyRingQuery(qb, match, sortOrder); - - if (TextUtils.isEmpty(sortOrder)) { - sortOrder = Tables.USER_IDS + "." + UserIdsColumns.USER_ID + " ASC"; - } - - break; - - case PUBLIC_KEY_RING_BY_ROW_ID: - case SECRET_KEY_RING_BY_ROW_ID: - qb = buildKeyRingQuery(qb, match, sortOrder); - - qb.appendWhere(" AND " + Tables.KEY_RINGS + "." + BaseColumns._ID + " = "); - qb.appendWhereEscapeString(uri.getLastPathSegment()); - - if (TextUtils.isEmpty(sortOrder)) { - sortOrder = Tables.USER_IDS + "." + UserIdsColumns.USER_ID + " ASC"; - } - - break; - - case PUBLIC_KEY_RING_BY_MASTER_KEY_ID: - case SECRET_KEY_RING_BY_MASTER_KEY_ID: - qb = buildKeyRingQuery(qb, match, sortOrder); - - qb.appendWhere(" AND " + Tables.KEY_RINGS + "." + KeyRingsColumns.MASTER_KEY_ID + " = "); - qb.appendWhereEscapeString(uri.getLastPathSegment()); - - if (TextUtils.isEmpty(sortOrder)) { - sortOrder = Tables.USER_IDS + "." + UserIdsColumns.USER_ID + " ASC"; - } - - break; - - case SECRET_KEY_RING_BY_KEY_ID: - case PUBLIC_KEY_RING_BY_KEY_ID: - qb = buildKeyRingQueryWithKeys(qb, match, sortOrder); - - qb.appendWhere(" AND " + Tables.KEYS + "." + KeysColumns.KEY_ID + " = "); - qb.appendWhereEscapeString(uri.getLastPathSegment()); - - if (TextUtils.isEmpty(sortOrder)) { - sortOrder = Tables.USER_IDS + "." + UserIdsColumns.USER_ID + " ASC"; - } - - break; - - case SECRET_KEY_RING_BY_EMAILS: - case PUBLIC_KEY_RING_BY_EMAILS: - qb.appendWhere(Tables.KEY_RINGS + "." + KeyRingsColumns.TYPE + " = "); - qb.appendWhereEscapeString(Integer.toString(getKeyType(match))); - - qb.setTables(Tables.KEY_RINGS + " INNER JOIN " + Tables.KEYS + " ON " + "(" - + Tables.KEY_RINGS + "." + BaseColumns._ID + " = " + Tables.KEYS + "." - + KeysColumns.KEY_RING_ROW_ID + " AND " + Tables.KEYS + "." - + KeysColumns.IS_MASTER_KEY + " = '1'" + ") " + " INNER JOIN " - + Tables.USER_IDS + " ON " + "(" + Tables.KEYS + "." + BaseColumns._ID + " = " - + Tables.USER_IDS + "." + UserIdsColumns.KEY_RING_ROW_ID + " AND " - + Tables.USER_IDS + "." + UserIdsColumns.RANK + " = '0')"); - - qb.setProjectionMap(getProjectionMapForKeyRings()); - - String emails = uri.getLastPathSegment(); - String chunks[] = emails.split(" *, *"); - boolean gotCondition = false; - String emailWhere = ""; - for (int i = 0; i < chunks.length; ++i) { - if (chunks[i].length() == 0) { - continue; - } - if (i != 0) { - emailWhere += " OR "; - } - emailWhere += "tmp." + UserIdsColumns.USER_ID + " LIKE "; - // match '*<email>', so it has to be at the *end* of the user id - emailWhere += DatabaseUtils.sqlEscapeString("%<" + chunks[i] + ">"); - gotCondition = true; - } - - if (gotCondition) { - qb.appendWhere(" AND EXISTS (SELECT tmp." + BaseColumns._ID + " FROM " - + Tables.USER_IDS + " AS tmp WHERE tmp." + UserIdsColumns.KEY_RING_ROW_ID - + " = " + Tables.KEYS + "." + BaseColumns._ID + " AND (" + emailWhere - + "))"); - } - - break; - - case PUBLIC_KEY_RING_KEY: - case SECRET_KEY_RING_KEY: - qb.setTables(Tables.KEYS); - qb.appendWhere(KeysColumns.TYPE + " = "); - qb.appendWhereEscapeString(Integer.toString(getKeyType(match))); - - qb.appendWhere(" AND " + KeysColumns.KEY_RING_ROW_ID + " = "); - qb.appendWhereEscapeString(uri.getPathSegments().get(2)); - - qb.setProjectionMap(getProjectionMapForKeys()); - - break; - - case PUBLIC_KEY_RING_KEY_BY_ROW_ID: - case SECRET_KEY_RING_KEY_BY_ROW_ID: - qb.setTables(Tables.KEYS); - qb.appendWhere(KeysColumns.TYPE + " = "); - qb.appendWhereEscapeString(Integer.toString(getKeyType(match))); - - qb.appendWhere(" AND " + KeysColumns.KEY_RING_ROW_ID + " = "); - qb.appendWhereEscapeString(uri.getPathSegments().get(2)); - - qb.appendWhere(" AND " + BaseColumns._ID + " = "); - qb.appendWhereEscapeString(uri.getLastPathSegment()); - - qb.setProjectionMap(getProjectionMapForKeys()); - - break; - - case PUBLIC_KEY_RING_USER_ID: - case SECRET_KEY_RING_USER_ID: - qb.setTables(Tables.USER_IDS); - qb.appendWhere(UserIdsColumns.KEY_RING_ROW_ID + " = "); - qb.appendWhereEscapeString(uri.getPathSegments().get(2)); - - break; - - case PUBLIC_KEY_RING_USER_ID_BY_ROW_ID: - case SECRET_KEY_RING_USER_ID_BY_ROW_ID: - qb.setTables(Tables.USER_IDS); - qb.appendWhere(UserIdsColumns.KEY_RING_ROW_ID + " = "); - qb.appendWhereEscapeString(uri.getPathSegments().get(2)); - - qb.appendWhere(" AND " + BaseColumns._ID + " = "); - qb.appendWhereEscapeString(uri.getLastPathSegment()); - - break; - - default: - throw new IllegalArgumentException("Unknown URI " + uri); - - } - - // If no sort order is specified use the default - String orderBy; - if (TextUtils.isEmpty(sortOrder)) { - orderBy = null; - } else { - orderBy = sortOrder; - } - - Cursor c = qb.query(db, projection, selection, selectionArgs, null, null, orderBy); - - // Tell the cursor what uri to watch, so it knows when its source data changes - c.setNotificationUri(getContext().getContentResolver(), uri); - - if (Constants.DEBUG) { - Log.d(Constants.TAG, - "Query: " - + qb.buildQuery(projection, selection, selectionArgs, null, null, - orderBy, null)); - Log.d(Constants.TAG, "Cursor: " + DatabaseUtils.dumpCursorToString(c)); - } - - return c; - } - - /** {@inheritDoc} */ - @Override - public Uri insert(Uri uri, ContentValues values) { - Log.d(Constants.TAG, "insert(uri=" + uri + ", values=" + values.toString() + ")"); - - final SQLiteDatabase db = mApgDatabase.getWritableDatabase(); - - Uri rowUri = null; - long rowId = -1; - try { - final int match = sUriMatcher.match(uri); - - switch (match) { - case PUBLIC_KEY_RING: - values.put(KeyRings.TYPE, KeyTypes.PUBLIC); - - rowId = db.insertOrThrow(Tables.KEY_RINGS, null, values); - rowUri = KeyRings.buildPublicKeyRingsUri(Long.toString(rowId)); - - break; - case PUBLIC_KEY_RING_KEY: - values.put(Keys.TYPE, KeyTypes.PUBLIC); - - rowId = db.insertOrThrow(Tables.KEYS, null, values); - rowUri = Keys.buildPublicKeysUri(Long.toString(rowId)); - - break; - case PUBLIC_KEY_RING_USER_ID: - rowId = db.insertOrThrow(Tables.USER_IDS, null, values); - rowUri = UserIds.buildPublicUserIdsUri(Long.toString(rowId)); - - break; - case SECRET_KEY_RING: - values.put(KeyRings.TYPE, KeyTypes.SECRET); - - rowId = db.insertOrThrow(Tables.KEY_RINGS, null, values); - rowUri = KeyRings.buildSecretKeyRingsUri(Long.toString(rowId)); - - break; - case SECRET_KEY_RING_KEY: - values.put(Keys.TYPE, KeyTypes.SECRET); - - rowId = db.insertOrThrow(Tables.KEYS, null, values); - rowUri = Keys.buildSecretKeysUri(Long.toString(rowId)); - - break; - case SECRET_KEY_RING_USER_ID: - rowId = db.insertOrThrow(Tables.USER_IDS, null, values); - rowUri = UserIds.buildSecretUserIdsUri(Long.toString(rowId)); - - break; - default: - throw new UnsupportedOperationException("Unknown uri: " + uri); - } - } catch (SQLiteConstraintException e) { - Log.e(Constants.TAG, "Constraint exception on insert! Entry already existing?"); - } - - // notify of changes in db - getContext().getContentResolver().notifyChange(uri, null); - - return rowUri; - } - - /** {@inheritDoc} */ - @Override - public int delete(Uri uri, String selection, String[] selectionArgs) { - Log.v(Constants.TAG, "delete(uri=" + uri + ")"); - - final SQLiteDatabase db = mApgDatabase.getWritableDatabase(); - - int count; - final int match = sUriMatcher.match(uri); - - String defaultSelection = null; - switch (match) { - case PUBLIC_KEY_RING_BY_ROW_ID: - case SECRET_KEY_RING_BY_ROW_ID: - defaultSelection = BaseColumns._ID + "=" + uri.getLastPathSegment(); - // corresponding keys and userIds are deleted by ON DELETE CASCADE - count = db.delete(Tables.KEY_RINGS, - buildDefaultKeyRingsSelection(defaultSelection, getKeyType(match), selection), - selectionArgs); - break; - case PUBLIC_KEY_RING_BY_MASTER_KEY_ID: - case SECRET_KEY_RING_BY_MASTER_KEY_ID: - defaultSelection = KeyRings.MASTER_KEY_ID + "=" + uri.getLastPathSegment(); - // corresponding keys and userIds are deleted by ON DELETE CASCADE - count = db.delete(Tables.KEY_RINGS, - buildDefaultKeyRingsSelection(defaultSelection, getKeyType(match), selection), - selectionArgs); - break; - case PUBLIC_KEY_RING_KEY_BY_ROW_ID: - case SECRET_KEY_RING_KEY_BY_ROW_ID: - count = db.delete(Tables.KEYS, - buildDefaultKeysSelection(uri, getKeyType(match), selection), selectionArgs); - break; - case PUBLIC_KEY_RING_USER_ID_BY_ROW_ID: - case SECRET_KEY_RING_USER_ID_BY_ROW_ID: - count = db.delete(Tables.KEYS, buildDefaultUserIdsSelection(uri, selection), - selectionArgs); - break; - default: - throw new UnsupportedOperationException("Unknown uri: " + uri); - } - - // notify of changes in db - getContext().getContentResolver().notifyChange(uri, null); - - return count; - } - - /** {@inheritDoc} */ - @Override - public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { - Log.v(Constants.TAG, "update(uri=" + uri + ", values=" + values.toString() + ")"); - - final SQLiteDatabase db = mApgDatabase.getWritableDatabase(); - - String defaultSelection = null; - int count = 0; - try { - final int match = sUriMatcher.match(uri); - switch (match) { - case PUBLIC_KEY_RING_BY_ROW_ID: - case SECRET_KEY_RING_BY_ROW_ID: - defaultSelection = BaseColumns._ID + "=" + uri.getLastPathSegment(); - - count = db.update( - Tables.KEY_RINGS, - values, - buildDefaultKeyRingsSelection(defaultSelection, getKeyType(match), - selection), selectionArgs); - break; - case PUBLIC_KEY_RING_BY_MASTER_KEY_ID: - case SECRET_KEY_RING_BY_MASTER_KEY_ID: - defaultSelection = KeyRings.MASTER_KEY_ID + "=" + uri.getLastPathSegment(); - - count = db.update( - Tables.KEY_RINGS, - values, - buildDefaultKeyRingsSelection(defaultSelection, getKeyType(match), - selection), selectionArgs); - break; - case PUBLIC_KEY_RING_KEY_BY_ROW_ID: - case SECRET_KEY_RING_KEY_BY_ROW_ID: - count = db - .update(Tables.KEYS, values, - buildDefaultKeysSelection(uri, getKeyType(match), selection), - selectionArgs); - break; - case PUBLIC_KEY_RING_USER_ID_BY_ROW_ID: - case SECRET_KEY_RING_USER_ID_BY_ROW_ID: - count = db.update(Tables.USER_IDS, values, - buildDefaultUserIdsSelection(uri, selection), selectionArgs); - break; - default: - throw new UnsupportedOperationException("Unknown uri: " + uri); - } - } catch (SQLiteConstraintException e) { - Log.e(Constants.TAG, "Constraint exception on update! Entry already existing?"); - } - - // notify of changes in db - getContext().getContentResolver().notifyChange(uri, null); - - return count; - } - - /** - * Build default selection statement for KeyRings. If no extra selection is specified only build - * where clause with rowId - * - * @param uri - * @param selection - * @return - */ - private String buildDefaultKeyRingsSelection(String defaultSelection, Integer keyType, - String selection) { - String andType = ""; - if (keyType != null) { - andType = " AND " + KeyRingsColumns.TYPE + "=" + keyType; - } - - String andSelection = ""; - if (!TextUtils.isEmpty(selection)) { - andSelection = " AND (" + selection + ")"; - } - - return defaultSelection + andType + andSelection; - } - - /** - * Build default selection statement for Keys. If no extra selection is specified only build - * where clause with rowId - * - * @param uri - * @param selection - * @return - */ - private String buildDefaultKeysSelection(Uri uri, Integer keyType, String selection) { - String rowId = uri.getLastPathSegment(); - - String foreignKeyRingRowId = uri.getPathSegments().get(2); - String andForeignKeyRing = " AND " + KeysColumns.KEY_RING_ROW_ID + " = " - + foreignKeyRingRowId; - - String andType = ""; - if (keyType != null) { - andType = " AND " + KeysColumns.TYPE + "=" + keyType; - } - - String andSelection = ""; - if (!TextUtils.isEmpty(selection)) { - andSelection = " AND (" + selection + ")"; - } - - return BaseColumns._ID + "=" + rowId + andForeignKeyRing + andType + andSelection; - } - - /** - * Build default selection statement for UserIds. If no extra selection is specified only build - * where clause with rowId - * - * @param uri - * @param selection - * @return - */ - private String buildDefaultUserIdsSelection(Uri uri, String selection) { - String rowId = uri.getLastPathSegment(); - - String foreignKeyRingRowId = uri.getPathSegments().get(2); - String andForeignKeyRing = " AND " + KeysColumns.KEY_RING_ROW_ID + " = " - + foreignKeyRingRowId; - - String andSelection = ""; - if (!TextUtils.isEmpty(selection)) { - andSelection = " AND (" + selection + ")"; - } - - return BaseColumns._ID + "=" + rowId + andForeignKeyRing + andSelection; - } - - @Override - public ParcelFileDescriptor openFile(Uri uri, String mode) throws FileNotFoundException { - int match = sUriMatcher.match(uri); - if (match != DATA_STREAM) { - throw new FileNotFoundException(); - } - String fileName = uri.getLastPathSegment(); - File file = new File(getContext().getFilesDir().getAbsolutePath(), fileName); - return ParcelFileDescriptor.open(file, ParcelFileDescriptor.MODE_READ_ONLY); - } -} |