X-Git-Url: http://git.linex4red.de/pub/Android/ownCloud.git/blobdiff_plain/ff2271a8c531efe4c2602c63934eca568c397510..b3267c409b1e5ad5037d919f3248464534a92cea:/src/com/owncloud/android/providers/FileContentProvider.java
diff --git a/src/com/owncloud/android/providers/FileContentProvider.java b/src/com/owncloud/android/providers/FileContentProvider.java
index c99616ef..917fd667 100644
--- a/src/com/owncloud/android/providers/FileContentProvider.java
+++ b/src/com/owncloud/android/providers/FileContentProvider.java
@@ -1,255 +1,524 @@
-/* ownCloud Android client application
- * Copyright (C) 2011 Bartek Przybylski
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see .
- *
- */
-
-package com.owncloud.android.providers;
-
-import java.util.HashMap;
-
-import com.owncloud.android.db.ProviderMeta;
-import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
-
-
-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;
-import android.util.Log;
-
-/**
- * The ContentProvider for the ownCloud App.
- *
- * @author Bartek Przybylski
- *
- */
-public class FileContentProvider extends ContentProvider {
-
- private DataBaseHelper mDbHelper;
-
- private static HashMap mProjectionMap;
- static {
- mProjectionMap = new HashMap();
- mProjectionMap.put(ProviderTableMeta._ID, ProviderTableMeta._ID);
- mProjectionMap.put(ProviderTableMeta.FILE_PARENT,
- ProviderTableMeta.FILE_PARENT);
- mProjectionMap.put(ProviderTableMeta.FILE_PATH,
- ProviderTableMeta.FILE_PATH);
- mProjectionMap.put(ProviderTableMeta.FILE_NAME,
- ProviderTableMeta.FILE_NAME);
- mProjectionMap.put(ProviderTableMeta.FILE_CREATION,
- ProviderTableMeta.FILE_CREATION);
- mProjectionMap.put(ProviderTableMeta.FILE_MODIFIED,
- ProviderTableMeta.FILE_MODIFIED);
- mProjectionMap.put(ProviderTableMeta.FILE_CONTENT_LENGTH,
- ProviderTableMeta.FILE_CONTENT_LENGTH);
- mProjectionMap.put(ProviderTableMeta.FILE_CONTENT_TYPE,
- ProviderTableMeta.FILE_CONTENT_TYPE);
- mProjectionMap.put(ProviderTableMeta.FILE_STORAGE_PATH,
- ProviderTableMeta.FILE_STORAGE_PATH);
- mProjectionMap.put(ProviderTableMeta.FILE_LAST_SYNC_DATE,
- ProviderTableMeta.FILE_LAST_SYNC_DATE);
- mProjectionMap.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA,
- ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA);
- mProjectionMap.put(ProviderTableMeta.FILE_KEEP_IN_SYNC,
- ProviderTableMeta.FILE_KEEP_IN_SYNC);
- mProjectionMap.put(ProviderTableMeta.FILE_ACCOUNT_OWNER,
- ProviderTableMeta.FILE_ACCOUNT_OWNER);
- }
-
- private static final int SINGLE_FILE = 1;
- private static final int DIRECTORY = 2;
- private static final int ROOT_DIRECTORY = 3;
- private static final UriMatcher mUriMatcher;
- static {
- mUriMatcher = new UriMatcher(UriMatcher.NO_MATCH);
- mUriMatcher.addURI(ProviderMeta.AUTHORITY_FILES, "/", ROOT_DIRECTORY);
- mUriMatcher.addURI(ProviderMeta.AUTHORITY_FILES, "file/", SINGLE_FILE);
- mUriMatcher.addURI(ProviderMeta.AUTHORITY_FILES, "file/#", SINGLE_FILE);
- mUriMatcher.addURI(ProviderMeta.AUTHORITY_FILES, "dir/#", DIRECTORY);
- }
-
- @Override
- public int delete(Uri uri, String where, String[] whereArgs) {
- SQLiteDatabase db = mDbHelper.getWritableDatabase();
- int count = 0;
- switch (mUriMatcher.match(uri)) {
- case SINGLE_FILE:
- count = db.delete(ProviderTableMeta.DB_NAME,
- ProviderTableMeta._ID
- + "="
- + uri.getPathSegments().get(1)
- + (!TextUtils.isEmpty(where) ? " AND (" + where
- + ")" : ""), whereArgs);
- break;
- case ROOT_DIRECTORY:
- count = db.delete(ProviderTableMeta.DB_NAME, where, whereArgs);
- break;
- default:
- throw new IllegalArgumentException("Unknown uri: " + uri.toString());
- }
- getContext().getContentResolver().notifyChange(uri, null);
- return count;
- }
-
- @Override
- public String getType(Uri uri) {
- switch (mUriMatcher.match(uri)) {
- case ROOT_DIRECTORY:
- return ProviderTableMeta.CONTENT_TYPE;
- case SINGLE_FILE:
- return ProviderTableMeta.CONTENT_TYPE_ITEM;
- default:
- throw new IllegalArgumentException("Unknown Uri id."
- + uri.toString());
- }
- }
-
- @Override
- public Uri insert(Uri uri, ContentValues values) {
- if (mUriMatcher.match(uri) != SINGLE_FILE &&
- mUriMatcher.match(uri) != ROOT_DIRECTORY) {
-
- throw new IllegalArgumentException("Unknown uri id: " + uri);
- }
-
- SQLiteDatabase db = mDbHelper.getWritableDatabase();
- long rowId = db.insert(ProviderTableMeta.DB_NAME, null, values);
- if (rowId > 0) {
- Uri insertedFileUri = ContentUris.withAppendedId(
- ProviderTableMeta.CONTENT_URI_FILE, rowId);
- getContext().getContentResolver().notifyChange(insertedFileUri,
- null);
- return insertedFileUri;
- }
- throw new SQLException("ERROR " + uri);
- }
-
- @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 sqlQuery = new SQLiteQueryBuilder();
-
- sqlQuery.setTables(ProviderTableMeta.DB_NAME);
- sqlQuery.setProjectionMap(mProjectionMap);
-
- switch (mUriMatcher.match(uri)) {
- case ROOT_DIRECTORY:
- break;
- case DIRECTORY:
- sqlQuery.appendWhere(ProviderTableMeta.FILE_PARENT + "="
- + uri.getPathSegments().get(1));
- break;
- case SINGLE_FILE:
- if (uri.getPathSegments().size() > 1) {
- sqlQuery.appendWhere(ProviderTableMeta._ID + "="
- + uri.getPathSegments().get(1));
- }
- break;
- default:
- throw new IllegalArgumentException("Unknown uri id: " + uri);
- }
-
- String order;
- if (TextUtils.isEmpty(sortOrder)) {
- order = ProviderTableMeta.DEFAULT_SORT_ORDER;
- } else {
- order = sortOrder;
- }
-
- SQLiteDatabase db = mDbHelper.getReadableDatabase();
- Cursor c = sqlQuery.query(db, projection, selection, selectionArgs,
- null, null, order);
-
- c.setNotificationUri(getContext().getContentResolver(), uri);
-
- return c;
- }
-
- @Override
- public int update(Uri uri, ContentValues values, String selection,
- String[] selectionArgs) {
- return mDbHelper.getWritableDatabase().update(
- ProviderTableMeta.DB_NAME, values, selection, selectionArgs);
- }
-
- class DataBaseHelper extends SQLiteOpenHelper {
-
- public DataBaseHelper(Context context) {
- super(context, ProviderMeta.DB_NAME, null, ProviderMeta.DB_VERSION);
-
- }
-
- @Override
- public void onCreate(SQLiteDatabase db) {
- // files table
- Log.i("SQL", "Entering in onCreate");
- db.execSQL("CREATE TABLE " + ProviderTableMeta.DB_NAME + "("
- + ProviderTableMeta._ID + " INTEGER PRIMARY KEY, "
- + ProviderTableMeta.FILE_NAME + " TEXT, "
- + ProviderTableMeta.FILE_PATH + " TEXT, "
- + ProviderTableMeta.FILE_PARENT + " INTEGER, "
- + ProviderTableMeta.FILE_CREATION + " INTEGER, "
- + ProviderTableMeta.FILE_MODIFIED + " INTEGER, "
- + ProviderTableMeta.FILE_CONTENT_TYPE + " TEXT, "
- + ProviderTableMeta.FILE_CONTENT_LENGTH + " INTEGER, "
- + ProviderTableMeta.FILE_STORAGE_PATH + " TEXT, "
- + ProviderTableMeta.FILE_ACCOUNT_OWNER + " TEXT, "
- + ProviderTableMeta.FILE_LAST_SYNC_DATE + " INTEGER, "
- + ProviderTableMeta.FILE_KEEP_IN_SYNC + " INTEGER, "
- + ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA + " INTEGER );"
- );
- }
-
- @Override
- public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
- Log.i("SQL", "Entering in onUpgrade");
- boolean upgraded = false;
- if (oldVersion == 1 && newVersion >= 2) {
- Log.i("SQL", "Entering in the #1 ADD in onUpgrade");
- db.execSQL("ALTER TABLE " + ProviderTableMeta.DB_NAME +
- " ADD COLUMN " + ProviderTableMeta.FILE_KEEP_IN_SYNC + " INTEGER " +
- " DEFAULT 0");
- upgraded = true;
- }
- if (oldVersion < 3 && newVersion >= 3) {
- Log.i("SQL", "Entering in the #2 ADD in onUpgrade");
- db.execSQL("ALTER TABLE " + ProviderTableMeta.DB_NAME +
- " ADD COLUMN " + ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA + " INTEGER " +
- " DEFAULT 0");
- upgraded = true;
- }
- if (!upgraded)
- Log.i("SQL", "OUT of the ADD in onUpgrade; oldVersion == " + oldVersion + ", newVersion == " + newVersion);
- }
-
- }
-
-}
+/* ownCloud Android client application
+ * Copyright (C) 2011 Bartek Przybylski
+ * Copyright (C) 2012-2013 ownCloud Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2,
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+package com.owncloud.android.providers;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+import com.owncloud.android.Log_OC;
+import com.owncloud.android.R;
+import com.owncloud.android.datamodel.FileDataStorageManager;
+import com.owncloud.android.db.ProviderMeta;
+import com.owncloud.android.db.ProviderMeta.ProviderTableMeta;
+
+
+import android.content.ContentProvider;
+import android.content.ContentProviderOperation;
+import android.content.ContentProviderResult;
+import android.content.ContentUris;
+import android.content.ContentValues;
+import android.content.Context;
+import android.content.OperationApplicationException;
+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;
+
+/**
+ * The ContentProvider for the ownCloud App.
+ *
+ * @author Bartek Przybylski
+ * @author David A. Velasco
+ *
+ */
+public class FileContentProvider extends ContentProvider {
+
+ private DataBaseHelper mDbHelper;
+
+ private static HashMap mProjectionMap;
+ static {
+ mProjectionMap = new HashMap();
+ mProjectionMap.put(ProviderTableMeta._ID, ProviderTableMeta._ID);
+ mProjectionMap.put(ProviderTableMeta.FILE_PARENT,
+ ProviderTableMeta.FILE_PARENT);
+ mProjectionMap.put(ProviderTableMeta.FILE_PATH,
+ ProviderTableMeta.FILE_PATH);
+ mProjectionMap.put(ProviderTableMeta.FILE_NAME,
+ ProviderTableMeta.FILE_NAME);
+ mProjectionMap.put(ProviderTableMeta.FILE_CREATION,
+ ProviderTableMeta.FILE_CREATION);
+ mProjectionMap.put(ProviderTableMeta.FILE_MODIFIED,
+ ProviderTableMeta.FILE_MODIFIED);
+ mProjectionMap.put(ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA,
+ ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA);
+ mProjectionMap.put(ProviderTableMeta.FILE_CONTENT_LENGTH,
+ ProviderTableMeta.FILE_CONTENT_LENGTH);
+ mProjectionMap.put(ProviderTableMeta.FILE_CONTENT_TYPE,
+ ProviderTableMeta.FILE_CONTENT_TYPE);
+ mProjectionMap.put(ProviderTableMeta.FILE_STORAGE_PATH,
+ ProviderTableMeta.FILE_STORAGE_PATH);
+ mProjectionMap.put(ProviderTableMeta.FILE_LAST_SYNC_DATE,
+ ProviderTableMeta.FILE_LAST_SYNC_DATE);
+ mProjectionMap.put(ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA,
+ ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA);
+ mProjectionMap.put(ProviderTableMeta.FILE_KEEP_IN_SYNC,
+ ProviderTableMeta.FILE_KEEP_IN_SYNC);
+ mProjectionMap.put(ProviderTableMeta.FILE_ACCOUNT_OWNER,
+ ProviderTableMeta.FILE_ACCOUNT_OWNER);
+ mProjectionMap.put(ProviderTableMeta.FILE_ETAG,
+ ProviderTableMeta.FILE_ETAG);
+ }
+
+ private static final int SINGLE_FILE = 1;
+ private static final int DIRECTORY = 2;
+ private static final int ROOT_DIRECTORY = 3;
+
+ private UriMatcher mUriMatcher;
+
+ @Override
+ public int delete(Uri uri, String where, String[] whereArgs) {
+ //Log_OC.d(TAG, "Deleting " + uri + " at provider " + this);
+ int count = 0;
+ SQLiteDatabase db = mDbHelper.getWritableDatabase();
+ db.beginTransaction();
+ try {
+ count = delete(db, uri, where, whereArgs);
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ getContext().getContentResolver().notifyChange(uri, null);
+ return count;
+ }
+
+
+ private int delete(SQLiteDatabase db, Uri uri, String where, String[] whereArgs) {
+ int count = 0;
+ switch (mUriMatcher.match(uri)) {
+ case SINGLE_FILE:
+ /*Cursor c = query(db, uri, null, where, whereArgs, null);
+ String remotePath = "(unexisting)";
+ if (c != null && c.moveToFirst()) {
+ remotePath = c.getString(c.getColumnIndex(ProviderTableMeta.FILE_PATH));
+ }
+ Log_OC.d(TAG, "Removing FILE " + remotePath);
+ */
+ count = db.delete(ProviderTableMeta.DB_NAME,
+ ProviderTableMeta._ID
+ + "="
+ + uri.getPathSegments().get(1)
+ + (!TextUtils.isEmpty(where) ? " AND (" + where
+ + ")" : ""), whereArgs);
+ /* just for log
+ if (c!=null) {
+ c.close();
+ }
+ */
+ break;
+ case DIRECTORY:
+ // deletion of folder is recursive
+ /*
+ Uri folderUri = ContentUris.withAppendedId(ProviderTableMeta.CONTENT_URI_FILE, Long.parseLong(uri.getPathSegments().get(1)));
+ Cursor folder = query(db, folderUri, null, null, null, null);
+ String folderName = "(unknown)";
+ if (folder != null && folder.moveToFirst()) {
+ folderName = folder.getString(folder.getColumnIndex(ProviderTableMeta.FILE_PATH));
+ }
+ */
+ Cursor children = query(uri, null, null, null, null);
+ if (children != null && children.moveToFirst()) {
+ long childId;
+ boolean isDir;
+ //String remotePath;
+ while (!children.isAfterLast()) {
+ childId = children.getLong(children.getColumnIndex(ProviderTableMeta._ID));
+ isDir = "DIR".equals(children.getString(children.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)));
+ //remotePath = children.getString(children.getColumnIndex(ProviderTableMeta.FILE_PATH));
+ if (isDir) {
+ count += delete(db, ContentUris.withAppendedId(ProviderTableMeta.CONTENT_URI_DIR, childId), null, null);
+ } else {
+ count += delete(db, ContentUris.withAppendedId(ProviderTableMeta.CONTENT_URI_FILE, childId), null, null);
+ }
+ children.moveToNext();
+ }
+ children.close();
+ } /*else {
+ Log_OC.d(TAG, "No child to remove in DIRECTORY " + folderName);
+ }
+ Log_OC.d(TAG, "Removing DIRECTORY " + folderName + " (or maybe not) ");
+ */
+ count += db.delete(ProviderTableMeta.DB_NAME,
+ ProviderTableMeta._ID
+ + "="
+ + uri.getPathSegments().get(1)
+ + (!TextUtils.isEmpty(where) ? " AND (" + where
+ + ")" : ""), whereArgs);
+ /* Just for log
+ if (folder != null) {
+ folder.close();
+ }*/
+ break;
+ case ROOT_DIRECTORY:
+ //Log_OC.d(TAG, "Removing ROOT!");
+ count = db.delete(ProviderTableMeta.DB_NAME, where, whereArgs);
+ break;
+ default:
+ //Log_OC.e(TAG, "Unknown uri " + uri);
+ throw new IllegalArgumentException("Unknown uri: " + uri.toString());
+ }
+ return count;
+ }
+
+
+ @Override
+ public String getType(Uri uri) {
+ switch (mUriMatcher.match(uri)) {
+ case ROOT_DIRECTORY:
+ return ProviderTableMeta.CONTENT_TYPE;
+ case SINGLE_FILE:
+ return ProviderTableMeta.CONTENT_TYPE_ITEM;
+ default:
+ throw new IllegalArgumentException("Unknown Uri id."
+ + uri.toString());
+ }
+ }
+
+ @Override
+ public Uri insert(Uri uri, ContentValues values) {
+ //Log_OC.d(TAG, "Inserting " + values.getAsString(ProviderTableMeta.FILE_PATH) + " at provider " + this);
+ Uri newUri = null;
+ SQLiteDatabase db = mDbHelper.getWritableDatabase();
+ db.beginTransaction();
+ try {
+ newUri = insert(db, uri, values);
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ getContext().getContentResolver().notifyChange(newUri, null);
+ return newUri;
+ }
+
+ private Uri insert(SQLiteDatabase db, Uri uri, ContentValues values) {
+ if (mUriMatcher.match(uri) != SINGLE_FILE &&
+ mUriMatcher.match(uri) != ROOT_DIRECTORY) {
+ //Log_OC.e(TAG, "Inserting invalid URI: " + uri);
+ throw new IllegalArgumentException("Unknown uri id: " + uri);
+ }
+
+ String remotePath = values.getAsString(ProviderTableMeta.FILE_PATH);
+ String accountName = values.getAsString(ProviderTableMeta.FILE_ACCOUNT_OWNER);
+ String[] projection = new String[] {ProviderTableMeta._ID, ProviderTableMeta.FILE_PATH, ProviderTableMeta.FILE_ACCOUNT_OWNER };
+ String where = ProviderTableMeta.FILE_PATH + "=? AND " + ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?";
+ String[] whereArgs = new String[] {remotePath, accountName};
+ Cursor doubleCheck = query(db, uri, projection, where, whereArgs, null);
+ if (doubleCheck == null || !doubleCheck.moveToFirst()) { // ugly patch; serious refactorization is needed to reduce work in FileDataStorageManager and bring it to FileContentProvider
+ long rowId = db.insert(ProviderTableMeta.DB_NAME, null, values);
+ if (rowId > 0) {
+ Uri insertedFileUri = ContentUris.withAppendedId(ProviderTableMeta.CONTENT_URI_FILE, rowId);
+ //Log_OC.d(TAG, "Inserted " + values.getAsString(ProviderTableMeta.FILE_PATH) + " at provider " + this);
+ return insertedFileUri;
+ } else {
+ //Log_OC.d(TAG, "Error while inserting " + values.getAsString(ProviderTableMeta.FILE_PATH) + " at provider " + this);
+ throw new SQLException("ERROR " + uri);
+ }
+ } else {
+ // file is already inserted; race condition, let's avoid a duplicated entry
+ Uri insertedFileUri = ContentUris.withAppendedId(ProviderTableMeta.CONTENT_URI_FILE, doubleCheck.getLong(doubleCheck.getColumnIndex(ProviderTableMeta._ID)));
+ doubleCheck.close();
+ return insertedFileUri;
+ }
+ }
+
+
+ @Override
+ public boolean onCreate() {
+ mDbHelper = new DataBaseHelper(getContext());
+
+ String authority = getContext().getResources().getString(R.string.authority);
+ mUriMatcher = new UriMatcher(UriMatcher.NO_MATCH);
+ mUriMatcher.addURI(authority, null, ROOT_DIRECTORY);
+ mUriMatcher.addURI(authority, "file/", SINGLE_FILE);
+ mUriMatcher.addURI(authority, "file/#", SINGLE_FILE);
+ mUriMatcher.addURI(authority, "dir/", DIRECTORY);
+ mUriMatcher.addURI(authority, "dir/#", DIRECTORY);
+
+ return true;
+ }
+
+
+ @Override
+ public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
+ Cursor result = null;
+ SQLiteDatabase db = mDbHelper.getReadableDatabase();
+ db.beginTransaction();
+ try {
+ result = query(db, uri, projection, selection, selectionArgs, sortOrder);
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ return result;
+ }
+
+ private Cursor query(SQLiteDatabase db, Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
+ SQLiteQueryBuilder sqlQuery = new SQLiteQueryBuilder();
+
+ sqlQuery.setTables(ProviderTableMeta.DB_NAME);
+ sqlQuery.setProjectionMap(mProjectionMap);
+
+ switch (mUriMatcher.match(uri)) {
+ case ROOT_DIRECTORY:
+ break;
+ case DIRECTORY:
+ String folderId = uri.getPathSegments().get(1);
+ sqlQuery.appendWhere(ProviderTableMeta.FILE_PARENT + "="
+ + folderId);
+ break;
+ case SINGLE_FILE:
+ if (uri.getPathSegments().size() > 1) {
+ sqlQuery.appendWhere(ProviderTableMeta._ID + "="
+ + uri.getPathSegments().get(1));
+ }
+ break;
+ default:
+ throw new IllegalArgumentException("Unknown uri id: " + uri);
+ }
+
+ String order;
+ if (TextUtils.isEmpty(sortOrder)) {
+ order = ProviderTableMeta.DEFAULT_SORT_ORDER;
+ } else {
+ order = sortOrder;
+ }
+
+ // DB case_sensitive
+ db.execSQL("PRAGMA case_sensitive_like = true");
+ Cursor c = sqlQuery.query(db, projection, selection, selectionArgs, null, null, order);
+ c.setNotificationUri(getContext().getContentResolver(), uri);
+ return c;
+ }
+
+ @Override
+ public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
+
+ //Log_OC.d(TAG, "Updating " + values.getAsString(ProviderTableMeta.FILE_PATH) + " at provider " + this);
+ int count = 0;
+ SQLiteDatabase db = mDbHelper.getWritableDatabase();
+ db.beginTransaction();
+ try {
+ count = update(db, uri, values, selection, selectionArgs);
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ getContext().getContentResolver().notifyChange(uri, null);
+ return count;
+ }
+
+
+ private int update(SQLiteDatabase db, Uri uri, ContentValues values, String selection, String[] selectionArgs) {
+ switch (mUriMatcher.match(uri)) {
+ case DIRECTORY:
+ return updateFolderSize(db, selectionArgs[0]);
+ default:
+ return db.update(ProviderTableMeta.DB_NAME, values, selection, selectionArgs);
+ }
+ }
+
+
+ private int updateFolderSize(SQLiteDatabase db, String folderId) {
+ int count = 0;
+ String [] whereArgs = new String[] { folderId };
+
+ // read current size saved for the folder
+ long folderSize = 0;
+ long folderParentId = -1;
+ Uri selectFolderUri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, folderId);
+ String[] folderProjection = new String[] { ProviderTableMeta.FILE_CONTENT_LENGTH, ProviderTableMeta.FILE_PARENT};
+ String folderWhere = ProviderTableMeta._ID + "=?";
+ Cursor folderCursor = query(db, selectFolderUri, folderProjection, folderWhere, whereArgs, null);
+ if (folderCursor != null && folderCursor.moveToFirst()) {
+ folderSize = folderCursor.getLong(folderCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH));;
+ folderParentId = folderCursor.getLong(folderCursor.getColumnIndex(ProviderTableMeta.FILE_PARENT));;
+ }
+ folderCursor.close();
+
+ // read and sum sizes of children
+ long childrenSize = 0;
+ Uri selectChildrenUri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, folderId);
+ String[] childrenProjection = new String[] { ProviderTableMeta.FILE_CONTENT_LENGTH, ProviderTableMeta.FILE_PARENT};
+ String childrenWhere = ProviderTableMeta.FILE_PARENT + "=?";
+ Cursor childrenCursor = query(db, selectChildrenUri, childrenProjection, childrenWhere, whereArgs, null);
+ if (childrenCursor != null && childrenCursor.moveToFirst()) {
+ while (!childrenCursor.isAfterLast()) {
+ childrenSize += childrenCursor.getLong(childrenCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH));
+ childrenCursor.moveToNext();
+ }
+ }
+ childrenCursor.close();
+
+ // update if needed
+ if (folderSize != childrenSize) {
+ Log_OC.d("FileContentProvider", "Updating " + folderSize + " to " + childrenSize);
+ ContentValues cv = new ContentValues();
+ cv.put(ProviderTableMeta.FILE_CONTENT_LENGTH, childrenSize);
+ count = db.update(ProviderTableMeta.DB_NAME, cv, folderWhere, whereArgs);
+
+ // propagate update until root
+ if (folderParentId > FileDataStorageManager.ROOT_PARENT_ID) {
+ Log_OC.d("FileContentProvider", "Propagating update to " + folderParentId);
+ updateFolderSize(db, String.valueOf(folderParentId));
+ } else {
+ Log_OC.d("FileContentProvider", "NOT propagating to " + folderParentId);
+ }
+ } else {
+ Log_OC.d("FileContentProvider", "NOT updating, sizes are " + folderSize + " and " + childrenSize);
+ }
+ return count;
+ }
+
+
+ @Override
+ public ContentProviderResult[] applyBatch (ArrayList operations) throws OperationApplicationException {
+ Log_OC.d("FileContentProvider", "applying batch in provider " + this + " (temporary: " + isTemporary() + ")" );
+ ContentProviderResult[] results = new ContentProviderResult[operations.size()];
+ int i=0;
+
+ SQLiteDatabase db = mDbHelper.getWritableDatabase();
+ db.beginTransaction(); // it's supposed that transactions can be nested
+ try {
+ for (ContentProviderOperation operation : operations) {
+ results[i] = operation.apply(this, results, i);
+ i++;
+ }
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ Log_OC.d("FileContentProvider", "applied batch in provider " + this);
+ return results;
+ }
+
+
+ class DataBaseHelper extends SQLiteOpenHelper {
+
+ public DataBaseHelper(Context context) {
+ super(context, ProviderMeta.DB_NAME, null, ProviderMeta.DB_VERSION);
+
+ }
+
+ @Override
+ public void onCreate(SQLiteDatabase db) {
+ // files table
+ Log_OC.i("SQL", "Entering in onCreate");
+ db.execSQL("CREATE TABLE " + ProviderTableMeta.DB_NAME + "("
+ + ProviderTableMeta._ID + " INTEGER PRIMARY KEY, "
+ + ProviderTableMeta.FILE_NAME + " TEXT, "
+ + ProviderTableMeta.FILE_PATH + " TEXT, "
+ + ProviderTableMeta.FILE_PARENT + " INTEGER, "
+ + ProviderTableMeta.FILE_CREATION + " INTEGER, "
+ + ProviderTableMeta.FILE_MODIFIED + " INTEGER, "
+ + ProviderTableMeta.FILE_CONTENT_TYPE + " TEXT, "
+ + ProviderTableMeta.FILE_CONTENT_LENGTH + " INTEGER, "
+ + ProviderTableMeta.FILE_STORAGE_PATH + " TEXT, "
+ + ProviderTableMeta.FILE_ACCOUNT_OWNER + " TEXT, "
+ + ProviderTableMeta.FILE_LAST_SYNC_DATE + " INTEGER, "
+ + ProviderTableMeta.FILE_KEEP_IN_SYNC + " INTEGER, "
+ + ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA + " INTEGER, "
+ + ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA + " INTEGER, "
+ + ProviderTableMeta.FILE_ETAG + " TEXT );"
+ );
+ }
+
+ @Override
+ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+ Log_OC.i("SQL", "Entering in onUpgrade");
+ boolean upgraded = false;
+ if (oldVersion == 1 && newVersion >= 2) {
+ Log_OC.i("SQL", "Entering in the #1 ADD in onUpgrade");
+ db.execSQL("ALTER TABLE " + ProviderTableMeta.DB_NAME +
+ " ADD COLUMN " + ProviderTableMeta.FILE_KEEP_IN_SYNC + " INTEGER " +
+ " DEFAULT 0");
+ upgraded = true;
+ }
+ if (oldVersion < 3 && newVersion >= 3) {
+ Log_OC.i("SQL", "Entering in the #2 ADD in onUpgrade");
+ db.beginTransaction();
+ try {
+ db.execSQL("ALTER TABLE " + ProviderTableMeta.DB_NAME +
+ " ADD COLUMN " + ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA + " INTEGER " +
+ " DEFAULT 0");
+
+ // assume there are not local changes pending to upload
+ db.execSQL("UPDATE " + ProviderTableMeta.DB_NAME +
+ " SET " + ProviderTableMeta.FILE_LAST_SYNC_DATE_FOR_DATA + " = " + System.currentTimeMillis() +
+ " WHERE " + ProviderTableMeta.FILE_STORAGE_PATH + " IS NOT NULL");
+
+ upgraded = true;
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ }
+ if (oldVersion < 4 && newVersion >= 4) {
+ Log_OC.i("SQL", "Entering in the #3 ADD in onUpgrade");
+ db.beginTransaction();
+ try {
+ db .execSQL("ALTER TABLE " + ProviderTableMeta.DB_NAME +
+ " ADD COLUMN " + ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA + " INTEGER " +
+ " DEFAULT 0");
+
+ db.execSQL("UPDATE " + ProviderTableMeta.DB_NAME +
+ " SET " + ProviderTableMeta.FILE_MODIFIED_AT_LAST_SYNC_FOR_DATA + " = " + ProviderTableMeta.FILE_MODIFIED +
+ " WHERE " + ProviderTableMeta.FILE_STORAGE_PATH + " IS NOT NULL");
+
+ upgraded = true;
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ }
+ if (!upgraded)
+ Log_OC.i("SQL", "OUT of the ADD in onUpgrade; oldVersion == " + oldVersion + ", newVersion == " + newVersion);
+
+ if (oldVersion < 5 && newVersion >= 5) {
+ Log_OC.i("SQL", "Entering in the #4 ADD in onUpgrade");
+ db.beginTransaction();
+ try {
+ db .execSQL("ALTER TABLE " + ProviderTableMeta.DB_NAME +
+ " ADD COLUMN " + ProviderTableMeta.FILE_ETAG + " TEXT " +
+ " DEFAULT NULL");
+
+ upgraded = true;
+ db.setTransactionSuccessful();
+ } finally {
+ db.endTransaction();
+ }
+ }
+ if (!upgraded)
+ Log_OC.i("SQL", "OUT of the ADD in onUpgrade; oldVersion == " + oldVersion + ", newVersion == " + newVersion);
+ }
+ }
+
+}