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455 lines
18 KiB
455 lines
18 KiB
/*
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* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.micode.notes.data;
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import android.app.SearchManager;
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import android.content.ContentProvider;
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import android.content.ContentUris;
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import android.content.ContentValues;
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import android.content.Intent;
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import android.content.UriMatcher;
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import android.database.Cursor;
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import android.database.sqlite.SQLiteDatabase;
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import android.net.Uri;
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import android.text.TextUtils;
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import android.util.Log;
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import net.micode.notes.R;
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import net.micode.notes.data.Notes.DataColumns;
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import net.micode.notes.data.Notes.NoteColumns;
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import net.micode.notes.data.NotesDatabaseHelper.TABLE;
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import net.micode.notes.gtask.data.SqlNote;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.util.Iterator;
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public class NotesProvider extends ContentProvider {
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private static final UriMatcher mMatcher;
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private static NotesDatabaseHelper mHelper;
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private static final String TAG = "NotesProvider";
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private static final int URI_NOTE = 1;
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private static final int URI_NOTE_ITEM = 2;
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private static final int URI_DATA = 3;
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private static final int URI_DATA_ITEM = 4;
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private static final int URI_SEARCH = 5;
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private static final int URI_SEARCH_SUGGEST = 6;
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static {
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mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
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mMatcher.addURI(Notes.AUTHORITY, "note", URI_NOTE);
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mMatcher.addURI(Notes.AUTHORITY, "note/#", URI_NOTE_ITEM);
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mMatcher.addURI(Notes.AUTHORITY, "data", URI_DATA);
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mMatcher.addURI(Notes.AUTHORITY, "data/#", URI_DATA_ITEM);
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mMatcher.addURI(Notes.AUTHORITY, "search", URI_SEARCH);
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mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY, URI_SEARCH_SUGGEST);
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mMatcher.addURI(Notes.AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*", URI_SEARCH_SUGGEST);
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}
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/**
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* x'0A' represents the '\n' character in sqlite. For title and content in the search result,
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* we will trim '\n' and white space in order to show more information.
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*/
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private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
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+ NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
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+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","
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+ "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + ","
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+ R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
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+ "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
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+ "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
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private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
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+ " FROM " + TABLE.NOTE
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+ " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
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+ " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
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+ " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;
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@Override
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public boolean onCreate() {
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mHelper = NotesDatabaseHelper.getInstance(getContext());
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return true;
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}
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@Override
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public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
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String sortOrder) {
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Cursor c = null;
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SQLiteDatabase db = mHelper.getReadableDatabase();
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String id = null;
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switch (mMatcher.match(uri)) {
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case URI_NOTE:
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c = db.query(TABLE.NOTE, projection, selection, selectionArgs, null, null,
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sortOrder);
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break;
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case URI_NOTE_ITEM:
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id = uri.getPathSegments().get(1);
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c = db.query(TABLE.NOTE, projection, NoteColumns.ID + "=" + id
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+ parseSelection(selection), selectionArgs, null, null, sortOrder);
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break;
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case URI_DATA:
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c = db.query(TABLE.DATA, projection, selection, selectionArgs, null, null,
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sortOrder);
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break;
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case URI_DATA_ITEM:
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id = uri.getPathSegments().get(1);
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c = db.query(TABLE.DATA, projection, DataColumns.ID + "=" + id
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+ parseSelection(selection), selectionArgs, null, null, sortOrder);
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break;
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case URI_SEARCH:
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case URI_SEARCH_SUGGEST:
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if (sortOrder != null || projection != null) {
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throw new IllegalArgumentException(
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"do not specify sortOrder, selection, selectionArgs, or projection" + "with this query");
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}
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String searchString = null;
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if (mMatcher.match(uri) == URI_SEARCH_SUGGEST) {
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if (uri.getPathSegments().size() > 1) {
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searchString = uri.getPathSegments().get(1);
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}
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} else {
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searchString = uri.getQueryParameter("pattern");
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}
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if (TextUtils.isEmpty(searchString)) {
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return null;
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}
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try {
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searchString = String.format("%%%s%%", searchString);
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c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
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new String[] { searchString });
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} catch (IllegalStateException ex) {
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Log.e(TAG, "got exception: " + ex.toString());
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}
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break;
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default:
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throw new IllegalArgumentException("Unknown URI " + uri);
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}
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if (c != null) {
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c.setNotificationUri(getContext().getContentResolver(), uri);
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}
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return c;
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}
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@Override
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public Uri insert(Uri uri, ContentValues values) {
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SQLiteDatabase db = mHelper.getWritableDatabase();
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long dataId = 0, noteId = 0, insertedId = 0;
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switch (mMatcher.match(uri)) {
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case URI_NOTE:
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insertedId = noteId = db.insert(TABLE.NOTE, null, values);
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break;
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case URI_DATA:
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if (values.containsKey(DataColumns.NOTE_ID)) {
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noteId = values.getAsLong(DataColumns.NOTE_ID);
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} else {
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Log.d(TAG, "Wrong data format without note id:" + values.toString());
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}
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insertedId = dataId = db.insert(TABLE.DATA, null, values);
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break;
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default:
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throw new IllegalArgumentException("Unknown URI " + uri);
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}
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// Notify the note uri
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if (noteId > 0) {
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getContext().getContentResolver().notifyChange(
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ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteId), null);
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}
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// Notify the data uri
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if (dataId > 0) {
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getContext().getContentResolver().notifyChange(
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ContentUris.withAppendedId(Notes.CONTENT_DATA_URI, dataId), null);
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}
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return ContentUris.withAppendedId(uri, insertedId);
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}
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@Override
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public int delete(Uri uri, String selection, String[] selectionArgs) {
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int count = 0;
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String id = null;
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SQLiteDatabase db = mHelper.getWritableDatabase();
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boolean deleteData = false;
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switch (mMatcher.match(uri)) {
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case URI_NOTE:
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selection = "(" + selection + ") AND " + NoteColumns.ID + ">0 ";
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count = db.delete(TABLE.NOTE, selection, selectionArgs);
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break;
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case URI_NOTE_ITEM:
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id = uri.getPathSegments().get(1);
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/**
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* ID that smaller than 0 is system folder which is not allowed to
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* trash
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*/
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long noteId = Long.valueOf(id);
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if (noteId <= 0) {
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break;
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}
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count = db.delete(TABLE.NOTE,
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NoteColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
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break;
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case URI_DATA:
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count = db.delete(TABLE.DATA, selection, selectionArgs);
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deleteData = true;
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break;
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case URI_DATA_ITEM:
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id = uri.getPathSegments().get(1);
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count = db.delete(TABLE.DATA,
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DataColumns.ID + "=" + id + parseSelection(selection), selectionArgs);
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deleteData = true;
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break;
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default:
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throw new IllegalArgumentException("Unknown URI " + uri);
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}
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if (count > 0) {
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if (deleteData) {
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getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
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}
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getContext().getContentResolver().notifyChange(uri, null);
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}
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return count;
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}
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@Override
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public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
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int count = 0;
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String id = null;
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SQLiteDatabase db = mHelper.getWritableDatabase();
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boolean updateData = false;
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switch (mMatcher.match(uri)) {
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case URI_NOTE:
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increaseNoteVersion(-1, selection, selectionArgs);
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count = db.update(TABLE.NOTE, values, selection, selectionArgs);
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break;
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case URI_NOTE_ITEM:
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id = uri.getPathSegments().get(1);
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increaseNoteVersion(Long.valueOf(id), selection, selectionArgs);
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count = db.update(TABLE.NOTE, values, NoteColumns.ID + "=" + id
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+ parseSelection(selection), selectionArgs);
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break;
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case URI_DATA:
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count = db.update(TABLE.DATA, values, selection, selectionArgs);
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updateData = true;
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break;
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case URI_DATA_ITEM:
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id = uri.getPathSegments().get(1);
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count = db.update(TABLE.DATA, values, DataColumns.ID + "=" + id
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+ parseSelection(selection), selectionArgs);
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updateData = true;
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break;
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default:
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throw new IllegalArgumentException("Unknown URI " + uri);
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}
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if (count > 0) {
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if (updateData) {
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getContext().getContentResolver().notifyChange(Notes.CONTENT_NOTE_URI, null);
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}
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getContext().getContentResolver().notifyChange(uri, null);
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}
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return count;
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}
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private String parseSelection(String selection) {
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return (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : "");
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}
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private void increaseNoteVersion(long id, String selection, String[] selectionArgs) {
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StringBuilder sql = new StringBuilder(120);
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sql.append("UPDATE ");
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sql.append(TABLE.NOTE);
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sql.append(" SET ");
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sql.append(NoteColumns.VERSION);
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sql.append("=" + NoteColumns.VERSION + "+1 ");
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if (id > 0 || !TextUtils.isEmpty(selection)) {
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sql.append(" WHERE ");
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}
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if (id > 0) {
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sql.append(NoteColumns.ID + "=" + String.valueOf(id));
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}
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if (!TextUtils.isEmpty(selection)) {
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String selectString = id > 0 ? parseSelection(selection) : selection;
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for (String args : selectionArgs) {
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selectString = selectString.replaceFirst("\\?", args);
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}
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sql.append(selectString);
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}
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mHelper.getWritableDatabase().execSQL(sql.toString());
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}
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@Override
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public String getType(Uri uri) {
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// TODO Auto-generated method stub
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return null;
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}
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public static JSONObject uploadnote()throws JSONException {
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JSONObject js = new JSONObject();
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SQLiteDatabase db;
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db = mHelper.getReadableDatabase();
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Cursor cursor = null;
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cursor = db.query(NotesDatabaseHelper.TABLE.NOTE,
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null, null, null, null, null, null);
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//判断游标是否为空
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if (cursor.moveToFirst()) {
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for (int index = 1; index <= cursor.getCount(); index++) {
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JSONObject note = new JSONObject();
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note.put(NoteColumns.PARENT_ID,cursor.getString(1));
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note.put(NoteColumns.ALERTED_DATE,cursor.getString(2));
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note.put(NoteColumns.BG_COLOR_ID,cursor.getString(3));
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note.put(NoteColumns.CREATED_DATE,cursor.getString(4));
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note.put(NoteColumns.HAS_ATTACHMENT,cursor.getString(5));
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note.put(NoteColumns.MODIFIED_DATE,cursor.getString(6));
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note.put(NoteColumns.NOTES_COUNT,cursor.getString(7));
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note.put(NoteColumns.SNIPPET,cursor.getString(8));
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note.put(NoteColumns.TYPE,cursor.getString(9));
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note.put(NoteColumns.WIDGET_ID,cursor.getString(10));
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note.put(NoteColumns.WIDGET_TYPE,cursor.getString(11));
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note.put(NoteColumns.SYNC_ID,cursor.getString(12));
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note.put(NoteColumns.LOCAL_MODIFIED,cursor.getString(13));
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note.put(NoteColumns.ORIGIN_PARENT_ID,cursor.getString(14));
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note.put(NoteColumns.GTASK_ID,cursor.getString(15));
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note.put(NoteColumns.VERSION,cursor.getString(16));
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note.put(NoteColumns.TOP,cursor.getString(17));
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js.put(cursor.getString(0),note);
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if(!cursor.isLast()){
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cursor.moveToNext();
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}
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}
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}
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System.out.println(js);
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return js;
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}
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public static JSONObject uploaddata()throws JSONException {
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JSONObject js = new JSONObject();
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SQLiteDatabase db;
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db = mHelper.getReadableDatabase();
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Cursor cursor = null;
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cursor = db.query(NotesDatabaseHelper.TABLE.DATA,
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null, null, null, null, null, null);
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//判断游标是否为空
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if (cursor.moveToFirst()) {
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for (int index = 1; index <= cursor.getCount(); index++) {
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JSONObject data = new JSONObject();
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data.put(DataColumns.MIME_TYPE,cursor.getString(1));
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data.put(DataColumns.NOTE_ID,cursor.getString(2));
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data.put(DataColumns.CREATED_DATE,cursor.getString(3));
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data.put(DataColumns.MODIFIED_DATE,cursor.getString(4));
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data.put(DataColumns.CONTENT,cursor.getString(5));
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data.put(DataColumns.DATA1,cursor.getString(6));
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data.put(DataColumns.DATA2,cursor.getString(7));
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data.put(DataColumns.DATA3,cursor.getString(8));
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data.put(DataColumns.DATA4,cursor.getString(9));
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data.put(DataColumns.DATA5,cursor.getString(10));
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js.put(cursor.getString(0),data);
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if(!cursor.isLast()){
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cursor.moveToNext();
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}
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}
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}
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System.out.println(js);
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return js;
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}
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public static void syncTABLE(JSONObject JSONInfo) throws JSONException {
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SQLiteDatabase db;
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db = mHelper.getReadableDatabase();
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String sql;
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JSONObject NOTE = null;
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JSONObject DATA = null;
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try {
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NOTE = (JSONObject) JSONInfo.get("NOTE");
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DATA = (JSONObject) JSONInfo.get("DATA");
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} catch (Exception e) {
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e.printStackTrace();
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}
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sql = "DELETE FROM" + " " + TABLE.NOTE;
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db.execSQL(sql);
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assert NOTE != null;
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Iterator<String> NOTEKeys = NOTE.keys();
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while (NOTEKeys.hasNext()){
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String NOTEKey = NOTEKeys.next();
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JSONObject NOTEInfo = (JSONObject) NOTE.get(NOTEKey);
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sql = "INSERT INTO note(_id,parent_id,alert_date,bg_color_id,created_date,has_attachment,modified_date," +
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"notes_count,snippet,type,widget_id,widget_type,sync_id,local_modified,origin_parent_id,gtask_id," +
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"version,top,star,passcode) values(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)";
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Object bindArgs[] = new Object[] {
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NOTEKey,
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NOTEInfo.getString("parent_id"),
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NOTEInfo.getString("alert_date"),
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NOTEInfo.getString("bg_color_id"),
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NOTEInfo.getString("created_date"),
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NOTEInfo.getString("has_attachment"),
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NOTEInfo.getString("modified_date"),
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"0",//NOTEInfo.getString("notes_count")
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"0",
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NOTEInfo.getString("snippet"),
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NOTEInfo.getString("type"),
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NOTEInfo.getString("widget_id"),
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NOTEInfo.getString("widget_type"),
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NOTEInfo.getString("sync_id"),
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NOTEInfo.getString("local_modified"),
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NOTEInfo.getString("origin_parent_id"),
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NOTEInfo.getString("gtask_id"),
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NOTEInfo.getString("version"),
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NOTEInfo.getString("top"),
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NOTEInfo.getString("star"),
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NOTEInfo.getString("passcode")
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};
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db.execSQL(sql,bindArgs);
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}
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assert DATA != null;
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Iterator<String> DATAKeys = DATA.keys();
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while (DATAKeys.hasNext()){
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String DATAKey = DATAKeys.next();
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JSONObject DATAInfo = (JSONObject) DATA.get(DATAKey);
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sql = "INSERT INTO data(_id,mime_type,note_id,created_date,modified_date,content,data3,data4,data5)" +
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"values (?,?,?,?,?,?,?,?,?)";
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Object bindArgs[] = new Object[] {
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DATAKey,
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DATAInfo.getString("mime_type"),
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DATAInfo.getString("note_id"),
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DATAInfo.getString("created_date"),
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DATAInfo.getString("modified_date"),
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DATAInfo.getString("content"),
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DATAInfo.getString("data3"),
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DATAInfo.getString("data4"),
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DATAInfo.getString("data5")
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};
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db.execSQL(sql,bindArgs);
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}
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}
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}
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