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add DB stuff for offline category sync

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This commit is contained in:
Andrew Dolgov 2012-06-22 13:24:33 +04:00
parent f02d851533
commit 3063d86667
3 changed files with 74 additions and 1 deletions
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64
src/org/fox/ttrss/offline/OfflineDownloadService.java
View File

@ -11,6 +11,7 @@ import org.fox.ttrss.R.drawable;
import org.fox.ttrss.R.string;
import org.fox.ttrss.types.Article;
import org.fox.ttrss.types.Feed;
import org.fox.ttrss.types.FeedCategory;
import org.fox.ttrss.util.DatabaseHelper;
import org.fox.ttrss.util.ImageCacheService;
import org.jsoup.Jsoup;
@ -262,6 +263,69 @@ public class OfflineDownloadService extends Service {
req.execute(map);
}
private void downloadCategories() {
updateNotification(R.string.notify_downloading_feeds);
getWritableDb().execSQL("DELETE FROM categories;");
ApiRequest req = new ApiRequest(getApplicationContext()) {
@Override
protected void onPostExecute(JsonElement content) {
if (content != null) {
try {
Type listType = new TypeToken<List<FeedCategory>>() {}.getType();
List<FeedCategory> cats = new Gson().fromJson(content, listType);
SQLiteStatement stmtInsert = getWritableDb().compileStatement("INSERT INTO categories " +
"("+BaseColumns._ID+", title) " +
"VALUES (?, ?);");
for (FeedCategory cat : cats) {
stmtInsert.bindLong(1, cat.id);
stmtInsert.bindString(2, cat.title);
stmtInsert.execute();
}
stmtInsert.close();
Log.d(TAG, "offline: done downloading categories");
if (m_canProceed) {
downloadFeeds();
} else {
downloadFailed();
}
} catch (Exception e) {
e.printStackTrace();
updateNotification(R.string.offline_switch_error);
downloadFailed();
}
} else {
updateNotification(getErrorMessage());
downloadFailed();
}
}
};
@SuppressWarnings("serial")
HashMap<String,String> map = new HashMap<String,String>() {
{
put("op", "getFeeds");
put("sid", m_sessionId);
put("cat_id", "-3");
put("unread_only", "true");
}
};
req.execute(map);
}
@Override
public void onDestroy() {

3
src/org/fox/ttrss/offline/OfflineHeadlinesFragment.java
View File

@ -151,6 +151,9 @@ public class OfflineHeadlinesFragment extends Fragment implements OnItemClickLis
list.setEmptyView(view.findViewById(R.id.no_headlines));
registerForContextMenu(list);
if (m_offlineServices.isSmallScreen())
view.findViewById(R.id.headlines_fragment).setPadding(0, 0, 0, 0);
getActivity().setProgressBarIndeterminateVisibility(false);
return view;

8
src/org/fox/ttrss/util/DatabaseHelper.java
View File

@ -10,7 +10,7 @@ public class DatabaseHelper extends SQLiteOpenHelper {
@SuppressWarnings("unused")
private final String TAG = this.getClass().getSimpleName();
public static final String DATABASE_NAME = "OfflineStorage.db";
public static final int DATABASE_VERSION = 2;
public static final int DATABASE_VERSION = 3;
public DatabaseHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
@ -18,6 +18,7 @@ public class DatabaseHelper extends SQLiteOpenHelper {
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL("DROP TABLE IF EXISTS categories;");
db.execSQL("DROP TABLE IF EXISTS feeds;");
db.execSQL("DROP TABLE IF EXISTS articles;");
db.execSQL("DROP VIEW IF EXISTS feeds_unread;");
@ -31,6 +32,11 @@ public class DatabaseHelper extends SQLiteOpenHelper {
"cat_id INTEGER" +
");");
db.execSQL("CREATE TABLE IF NOT EXISTS categories (" +
BaseColumns._ID + " INTEGER PRIMARY KEY AUTOINCREMENT," +
"title TEXT" +
");");
db.execSQL("CREATE TABLE IF NOT EXISTS articles (" +
BaseColumns._ID + " INTEGER PRIMARY KEY AUTOINCREMENT," +
"unread BOOLEAN, " +