initial commit of v0.8.0

1 files changed, 494 insertions, 0 deletions

diff --git a/src/org/thialfihar/android/apg/provider/DataProvider.java b/src/org/thialfihar/android/apg/provider/DataProvider.java
new file mode 100644
index 000000000..0a6a814e4
--- /dev/null
+++ b/src/org/thialfihar/android/apg/provider/DataProvider.java
@@ -0,0 +1,494 @@
+/*
+ * 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.util.HashMap;
+
+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.text.TextUtils;
+
+public class DataProvider extends ContentProvider {
+    public static final String AUTHORITY = "org.thialfihar.android.apg.provider";
+
+    private static final String DATABASE_NAME = "apg";
+    private static final int DATABASE_VERSION = 1;
+
+    private static final int PUBLIC_KEYS = 101;
+    private static final int PUBLIC_KEY_ID = 102;
+    private static final int PUBLIC_KEY_BY_KEY_ID = 103;
+
+    private static final int SECRET_KEYS = 201;
+    private static final int SECRET_KEY_ID = 202;
+    private static final int SECRET_KEY_BY_KEY_ID = 203;
+
+    private static final int ACCOUNTS = 301;
+    private static final int ACCOUNT_ID = 302;
+
+    private static final UriMatcher mUriMatcher;
+    private static final HashMap<String, String> mPublicKeysProjectionMap;
+    private static final HashMap<String, String> mSecretKeysProjectionMap;
+    private static final HashMap<String, String> mAccountsProjectionMap;
+
+    private DatabaseHelper mdbHelper;
+
+    static {
+        mUriMatcher = new UriMatcher(UriMatcher.NO_MATCH);
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "public_keys", PUBLIC_KEYS);
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "public_keys/#", PUBLIC_KEY_ID);
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "public_keys/key_id/*", PUBLIC_KEY_BY_KEY_ID);
+
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "secret_keys", SECRET_KEYS);
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "secret_keys/#", SECRET_KEY_ID);
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "secret_keys/key_id/*", SECRET_KEY_BY_KEY_ID);
+
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "accounts", ACCOUNTS);
+        mUriMatcher.addURI(DataProvider.AUTHORITY, "accounts/#", ACCOUNT_ID);
+
+        mPublicKeysProjectionMap = new HashMap<String, String>();
+        mPublicKeysProjectionMap.put(PublicKeys._ID, PublicKeys._ID);
+        mPublicKeysProjectionMap.put(PublicKeys.KEY_ID, PublicKeys.KEY_ID);
+        mPublicKeysProjectionMap.put(PublicKeys.KEY_DATA, PublicKeys.KEY_DATA);
+        mPublicKeysProjectionMap.put(PublicKeys.WHO_ID, PublicKeys.WHO_ID);
+
+        mSecretKeysProjectionMap = new HashMap<String, String>();
+        mSecretKeysProjectionMap.put(PublicKeys._ID, PublicKeys._ID);
+        mSecretKeysProjectionMap.put(PublicKeys.KEY_ID, PublicKeys.KEY_ID);
+        mSecretKeysProjectionMap.put(PublicKeys.KEY_DATA, PublicKeys.KEY_DATA);
+        mSecretKeysProjectionMap.put(PublicKeys.WHO_ID, PublicKeys.WHO_ID);
+
+        mAccountsProjectionMap = new HashMap<String, String>();
+        mAccountsProjectionMap.put(Accounts._ID, Accounts._ID);
+        mAccountsProjectionMap.put(Accounts.NAME, Accounts.NAME);
+    }
+
+    /**
+     * This class helps open, create, and upgrade the database file.
+     */
+    private static class DatabaseHelper extends SQLiteOpenHelper {
+
+        DatabaseHelper(Context context) {
+            super(context, DATABASE_NAME, null, DATABASE_VERSION);
+        }
+
+        @Override
+        public void onCreate(SQLiteDatabase db) {
+            db.execSQL("CREATE TABLE " + PublicKeys.TABLE_NAME + " (" +
+                       PublicKeys._ID + " " + PublicKeys._ID_type + "," +
+                       PublicKeys.KEY_ID + " " + PublicKeys.KEY_ID_type + ", " +
+                       PublicKeys.KEY_DATA + " " + PublicKeys.KEY_DATA_type + ", " +
+                       PublicKeys.WHO_ID + " " + PublicKeys.WHO_ID_type + ");");
+
+            db.execSQL("CREATE TABLE " + SecretKeys.TABLE_NAME + " (" +
+                       SecretKeys._ID + " " + SecretKeys._ID_type + "," +
+                       SecretKeys.KEY_ID + " " + SecretKeys.KEY_ID_type + ", " +
+                       SecretKeys.KEY_DATA + " " + SecretKeys.KEY_DATA_type + ", " +
+                       SecretKeys.WHO_ID + " " + SecretKeys.WHO_ID_type + ");");
+
+            db.execSQL("CREATE TABLE " + Accounts.TABLE_NAME + " (" +
+                       Accounts._ID + " " + Accounts._ID_type + "," +
+                       Accounts.NAME + " " + Accounts.NAME_type + ");");
+        }
+
+        @Override
+        public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+            int currentVersion = oldVersion;
+            while (currentVersion < newVersion) {
+                switch (currentVersion) {
+                    default: {
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
+    @Override
+    public boolean onCreate() {
+        mdbHelper = new DatabaseHelper(getContext());
+        return true;
+    }
+
+    @Override
+    public Cursor query(Uri uri, String[] projection, String selection,
+                        String[] selectionArgs, String sortOrder) {
+        SQLiteQueryBuilder qb = new SQLiteQueryBuilder();
+
+        switch (mUriMatcher.match(uri)) {
+            case PUBLIC_KEYS: {
+                qb.setTables(PublicKeys.TABLE_NAME);
+                qb.setProjectionMap(mPublicKeysProjectionMap);
+                break;
+            }
+
+            case PUBLIC_KEY_ID: {
+                qb.setTables(PublicKeys.TABLE_NAME);
+                qb.setProjectionMap(mPublicKeysProjectionMap);
+                qb.appendWhere(PublicKeys._ID + "=" + uri.getPathSegments().get(1));
+                break;
+            }
+
+            case PUBLIC_KEY_BY_KEY_ID: {
+                qb.setTables(PublicKeys.TABLE_NAME);
+                qb.setProjectionMap(mPublicKeysProjectionMap);
+                qb.appendWhere(PublicKeys.KEY_ID + "=" + uri.getPathSegments().get(2));
+                break;
+            }
+
+            case SECRET_KEYS: {
+                qb.setTables(SecretKeys.TABLE_NAME);
+                qb.setProjectionMap(mSecretKeysProjectionMap);
+                break;
+            }
+
+            case SECRET_KEY_ID: {
+                qb.setTables(SecretKeys.TABLE_NAME);
+                qb.setProjectionMap(mSecretKeysProjectionMap);
+                qb.appendWhere(SecretKeys._ID + "=" + uri.getPathSegments().get(1));
+                break;
+            }
+
+            case SECRET_KEY_BY_KEY_ID: {
+                qb.setTables(SecretKeys.TABLE_NAME);
+                qb.setProjectionMap(mSecretKeysProjectionMap);
+                qb.appendWhere(SecretKeys.KEY_ID + "=" + uri.getPathSegments().get(2));
+                break;
+            }
+
+            case ACCOUNTS: {
+                qb.setTables(Accounts.TABLE_NAME);
+                qb.setProjectionMap(mAccountsProjectionMap);
+                break;
+            }
+
+            case ACCOUNT_ID: {
+                qb.setTables(Accounts.TABLE_NAME);
+                qb.setProjectionMap(mAccountsProjectionMap);
+                qb.appendWhere(Accounts._ID + "=" + uri.getPathSegments().get(1));
+                break;
+            }
+
+            default: {
+                throw new IllegalArgumentException("Unknown URI " + uri);
+            }
+        }
+
+        // If no sort order is specified use the default
+        String orderBy;
+        if (TextUtils.isEmpty(sortOrder)) {
+            orderBy = PublicKeys.DEFAULT_SORT_ORDER;
+        } else {
+            orderBy = sortOrder;
+        }
+
+        // Get the database and run the query
+        SQLiteDatabase db = mdbHelper.getReadableDatabase();
+        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);
+        return c;
+    }
+
+    @Override
+    public String getType(Uri uri) {
+        switch (mUriMatcher.match(uri)) {
+            case PUBLIC_KEYS: {
+                return PublicKeys.CONTENT_TYPE;
+            }
+
+            case PUBLIC_KEY_ID: {
+                return PublicKeys.CONTENT_ITEM_TYPE;
+            }
+
+            case PUBLIC_KEY_BY_KEY_ID: {
+                return PublicKeys.CONTENT_ITEM_TYPE;
+            }
+
+            case SECRET_KEYS: {
+                return SecretKeys.CONTENT_TYPE;
+            }
+
+            case SECRET_KEY_ID: {
+                return SecretKeys.CONTENT_ITEM_TYPE;
+            }
+
+            case SECRET_KEY_BY_KEY_ID: {
+                return SecretKeys.CONTENT_ITEM_TYPE;
+            }
+
+            case ACCOUNTS: {
+                return Accounts.CONTENT_TYPE;
+            }
+
+            case ACCOUNT_ID: {
+                return Accounts.CONTENT_ITEM_TYPE;
+            }
+
+            default: {
+                throw new IllegalArgumentException("Unknown URI " + uri);
+            }
+        }
+    }
+
+    @Override
+    public Uri insert(Uri uri, ContentValues initialValues) {
+        switch (mUriMatcher.match(uri)) {
+            case PUBLIC_KEYS: {
+                ContentValues values;
+                if (initialValues != null) {
+                    values = new ContentValues(initialValues);
+                } else {
+                    values = new ContentValues();
+                }
+
+                if (!values.containsKey(PublicKeys.WHO_ID)) {
+                    values.put(PublicKeys.WHO_ID, "");
+                }
+
+                SQLiteDatabase db = mdbHelper.getWritableDatabase();
+                long rowId = db.insert(PublicKeys.TABLE_NAME, PublicKeys.WHO_ID, values);
+                if (rowId > 0) {
+                    Uri transferUri = ContentUris.withAppendedId(PublicKeys.CONTENT_URI, rowId);
+                    getContext().getContentResolver().notifyChange(transferUri, null);
+                    return transferUri;
+                }
+
+                throw new SQLException("Failed to insert row into " + uri);
+            }
+
+            case SECRET_KEYS: {
+                ContentValues values;
+                if (initialValues != null) {
+                    values = new ContentValues(initialValues);
+                } else {
+                    values = new ContentValues();
+                }
+
+                if (!values.containsKey(SecretKeys.WHO_ID)) {
+                    values.put(SecretKeys.WHO_ID, "");
+                }
+
+                SQLiteDatabase db = mdbHelper.getWritableDatabase();
+                long rowId = db.insert(SecretKeys.TABLE_NAME, SecretKeys.WHO_ID, values);
+                if (rowId > 0) {
+                    Uri transferUri = ContentUris.withAppendedId(SecretKeys.CONTENT_URI, rowId);
+                    getContext().getContentResolver().notifyChange(transferUri, null);
+                    return transferUri;
+                }
+
+                throw new SQLException("Failed to insert row into " + uri);
+            }
+
+            case ACCOUNTS: {
+                ContentValues values;
+                if (initialValues != null) {
+                    values = new ContentValues(initialValues);
+                } else {
+                    values = new ContentValues();
+                }
+
+                SQLiteDatabase db = mdbHelper.getWritableDatabase();
+                long rowId = db.insert(Accounts.TABLE_NAME, null, values);
+                if (rowId > 0) {
+                    Uri transferUri = ContentUris.withAppendedId(Accounts.CONTENT_URI, rowId);
+                    getContext().getContentResolver().notifyChange(transferUri, null);
+                    return transferUri;
+                }
+
+                throw new SQLException("Failed to insert row into " + uri);
+            }
+
+            default: {
+                throw new IllegalArgumentException("Unknown URI " + uri);
+            }
+        }
+    }
+
+    @Override
+    public int delete(Uri uri, String where, String[] whereArgs) {
+        SQLiteDatabase db = mdbHelper.getWritableDatabase();
+        int count;
+        switch (mUriMatcher.match(uri)) {
+            case PUBLIC_KEYS: {
+                count = db.delete(PublicKeys.TABLE_NAME, where, whereArgs);
+                break;
+            }
+
+            case PUBLIC_KEY_ID: {
+                String publicKeyId = uri.getPathSegments().get(1);
+                count = db.delete(PublicKeys.TABLE_NAME,
+                                  PublicKeys._ID + "=" + publicKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case PUBLIC_KEY_BY_KEY_ID: {
+                String publicKeyKeyId = uri.getPathSegments().get(2);
+                count = db.delete(PublicKeys.TABLE_NAME,
+                                  PublicKeys.KEY_ID + "=" + publicKeyKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case SECRET_KEYS: {
+                count = db.delete(SecretKeys.TABLE_NAME, where, whereArgs);
+                break;
+            }
+
+            case SECRET_KEY_ID: {
+                String secretKeyId = uri.getPathSegments().get(1);
+                count = db.delete(SecretKeys.TABLE_NAME,
+                                  SecretKeys._ID + "=" + secretKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case SECRET_KEY_BY_KEY_ID: {
+                String secretKeyKeyId = uri.getPathSegments().get(2);
+                count = db.delete(SecretKeys.TABLE_NAME,
+                                  SecretKeys.KEY_ID + "=" + secretKeyKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case ACCOUNTS: {
+                count = db.delete(Accounts.TABLE_NAME, where, whereArgs);
+                break;
+            }
+
+            case ACCOUNT_ID: {
+                String accountId = uri.getPathSegments().get(1);
+                count = db.delete(Accounts.TABLE_NAME,
+                                  Accounts._ID + "=" + accountId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            default: {
+                throw new IllegalArgumentException("Unknown URI " + uri);
+            }
+        }
+
+        getContext().getContentResolver().notifyChange(uri, null);
+        return count;
+    }
+
+    @Override
+    public int update(Uri uri, ContentValues values, String where, String[] whereArgs) {
+        SQLiteDatabase db = mdbHelper.getWritableDatabase();
+        int count;
+        switch (mUriMatcher.match(uri)) {
+            case PUBLIC_KEYS: {
+                count = db.update(PublicKeys.TABLE_NAME, values, where, whereArgs);
+                break;
+            }
+
+            case PUBLIC_KEY_ID: {
+                String publicKeyId = uri.getPathSegments().get(1);
+
+                count = db.update(PublicKeys.TABLE_NAME, values,
+                                  PublicKeys._ID + "=" + publicKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case PUBLIC_KEY_BY_KEY_ID: {
+                String publicKeyKeyId = uri.getPathSegments().get(2);
+
+                count = db.update(PublicKeys.TABLE_NAME, values,
+                                  PublicKeys.KEY_ID + "=" + publicKeyKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case SECRET_KEYS: {
+                count = db.update(SecretKeys.TABLE_NAME, values, where, whereArgs);
+                break;
+            }
+
+            case SECRET_KEY_ID: {
+                String secretKeyId = uri.getPathSegments().get(1);
+
+                count = db.update(SecretKeys.TABLE_NAME, values,
+                                  SecretKeys._ID + "=" + secretKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case SECRET_KEY_BY_KEY_ID: {
+                String secretKeyKeyId = uri.getPathSegments().get(2);
+
+                count = db.update(SecretKeys.TABLE_NAME, values,
+                                  SecretKeys.KEY_ID + "=" + secretKeyKeyId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            case ACCOUNTS: {
+                count = db.update(Accounts.TABLE_NAME, values, where, whereArgs);
+                break;
+            }
+
+            case ACCOUNT_ID: {
+                String accountId = uri.getPathSegments().get(1);
+
+                count = db.update(Accounts.TABLE_NAME, values,
+                                  Accounts._ID + "=" + accountId +
+                                          (!TextUtils.isEmpty(where) ?
+                                                   " AND (" + where + ')' : ""),
+                                  whereArgs);
+                break;
+            }
+
+            default: {
+                throw new IllegalArgumentException("Unknown URI " + uri);
+            }
+        }
+
+        getContext().getContentResolver().notifyChange(uri, null);
+        return count;
+    }
+}