Examples with Syncer com.ichi2.libanki.sync.Syncer used on opensource projects

Example 1 with Syncer

use of com.ichi2.libanki.sync.Syncer in project Anki-Android by Ramblurr.

the class Connection method doInBackgroundSync.

private Payload doInBackgroundSync(Payload data) {
    // for for doInBackgroundLoadDeckCounts if any
    DeckTask.waitToFinish();
    String hkey = (String) data.data[0];
    boolean media = (Boolean) data.data[1];
    String conflictResolution = (String) data.data[2];
    int mediaUsn = (Integer) data.data[3];
    boolean colCorruptFullSync = false;
    Collection col = AnkiDroidApp.getCol();
    if (!AnkiDroidApp.colIsOpen()) {
        if (conflictResolution != null && conflictResolution.equals("download")) {
            colCorruptFullSync = true;
        } else {
            data.success = false;
            data.result = new Object[] { "genericError" };
            return data;
        }
    }
    String path = AnkiDroidApp.getCollectionPath();
    BasicHttpSyncer server = new RemoteServer(this, hkey);
    Syncer client = new Syncer(col, server);
    // run sync and check state
    boolean noChanges = false;
    if (conflictResolution == null) {
        Log.i(AnkiDroidApp.TAG, "Sync - starting sync");
        publishProgress(R.string.sync_prepare_syncing);
        Object[] ret = client.sync(this);
        data.message = client.getSyncMsg();
        mediaUsn = client.getmMediaUsn();
        if (ret == null) {
            data.success = false;
            data.result = new Object[] { "genericError" };
            return data;
        }
        String retCode = (String) ret[0];
        if (!retCode.equals("noChanges") && !retCode.equals("success")) {
            data.success = false;
            data.result = ret;
            // note mediaUSN for later
            data.data = new Object[] { mediaUsn };
            return data;
        }
        // save and note success state
        if (retCode.equals("noChanges")) {
            // publishProgress(R.string.sync_no_changes_message);
            noChanges = true;
        } else {
        // publishProgress(R.string.sync_database_success);
        }
    } else {
        try {
            server = new FullSyncer(col, hkey, this);
            if (conflictResolution.equals("upload")) {
                Log.i(AnkiDroidApp.TAG, "Sync - fullsync - upload collection");
                publishProgress(R.string.sync_preparing_full_sync_message);
                Object[] ret = server.upload();
                if (ret == null) {
                    data.success = false;
                    data.result = new Object[] { "genericError" };
                    AnkiDroidApp.openCollection(path);
                    return data;
                }
                if (!((String) ret[0]).equals(BasicHttpSyncer.ANKIWEB_STATUS_OK)) {
                    data.success = false;
                    data.result = ret;
                    AnkiDroidApp.openCollection(path);
                    return data;
                }
            } else if (conflictResolution.equals("download")) {
                Log.i(AnkiDroidApp.TAG, "Sync - fullsync - download collection");
                publishProgress(R.string.sync_downloading_message);
                Object[] ret = server.download();
                if (ret == null) {
                    data.success = false;
                    data.result = new Object[] { "genericError" };
                    AnkiDroidApp.openCollection(path);
                    return data;
                }
                if (!((String) ret[0]).equals("success")) {
                    data.success = false;
                    data.result = ret;
                    if (!colCorruptFullSync) {
                        AnkiDroidApp.openCollection(path);
                    }
                    return data;
                }
            }
            col = AnkiDroidApp.openCollection(path);
        } catch (OutOfMemoryError e) {
            AnkiDroidApp.saveExceptionReportFile(e, "doInBackgroundSync-fullSync");
            data.success = false;
            data.result = new Object[] { "OutOfMemoryError" };
            data.data = new Object[] { mediaUsn };
            return data;
        } catch (RuntimeException e) {
            AnkiDroidApp.saveExceptionReportFile(e, "doInBackgroundSync-fullSync");
            data.success = false;
            data.result = new Object[] { "IOException" };
            data.data = new Object[] { mediaUsn };
            return data;
        }
    }
    // clear undo to avoid non syncing orphans (because undo resets usn too 
    if (!noChanges) {
        col.clearUndo();
    }
    // then move on to media sync
    boolean noMediaChanges = false;
    String mediaError = null;
    if (media) {
        server = new RemoteMediaServer(hkey, this);
        MediaSyncer mediaClient = new MediaSyncer(col, (RemoteMediaServer) server);
        String ret;
        try {
            ret = mediaClient.sync(mediaUsn, this);
            if (ret == null) {
                mediaError = AnkiDroidApp.getAppResources().getString(R.string.sync_media_error);
            } else {
                if (ret.equals("noChanges")) {
                    publishProgress(R.string.sync_media_no_changes);
                    noMediaChanges = true;
                }
                if (ret.equals("sanityFailed")) {
                    mediaError = AnkiDroidApp.getAppResources().getString(R.string.sync_media_sanity_failed);
                } else {
                    publishProgress(R.string.sync_media_success);
                }
            }
        } catch (RuntimeException e) {
            AnkiDroidApp.saveExceptionReportFile(e, "doInBackgroundSync-mediaSync");
            mediaError = e.getLocalizedMessage();
        }
    }
    if (noChanges && noMediaChanges) {
        data.success = false;
        data.result = new Object[] { "noChanges" };
        return data;
    } else {
        data.success = true;
        TreeSet<Object[]> decks = col.getSched().deckDueTree();
        int[] counts = new int[] { 0, 0, 0 };
        for (Object[] deck : decks) {
            if (((String[]) deck[0]).length == 1) {
                counts[0] += (Integer) deck[2];
                counts[1] += (Integer) deck[3];
                counts[2] += (Integer) deck[4];
            }
        }
        Object[] dc = col.getSched().deckCounts();
        data.result = dc[0];
        data.data = new Object[] { conflictResolution, col, dc[1], dc[2], mediaError };
        return data;
    }
}