Examples with Media com.ichi2.libanki.Media used on opensource projects

Example 61 with Media

use of com.ichi2.libanki.Media in project Anki-Android by ankidroid.

the class CardContentProvider method insertMediaFile.

private Uri insertMediaFile(ContentValues values, Collection col) {
    // Insert media file using libanki.Media.addFile and return Uri for the inserted file.
    Uri fileUri = Uri.parse(values.getAsString(FlashCardsContract.AnkiMedia.FILE_URI));
    String preferredName = values.getAsString(FlashCardsContract.AnkiMedia.PREFERRED_NAME);
    try {
        ContentResolver cR = mContext.getContentResolver();
        Media media = col.getMedia();
        // idea, open input stream and save to cache directory, then
        // pass this (hopefully temporary) file to the media.addFile function.
        // return eg "jpeg"
        String fileMimeType = MimeTypeMap.getSingleton().getExtensionFromMimeType(cR.getType(fileUri));
        // should we be enforcing strict mimetypes? which types?
        File tempFile;
        File externalCacheDir = mContext.getExternalCacheDir();
        if (externalCacheDir == null) {
            Timber.e("createUI() unable to get external cache directory");
            return null;
        }
        File tempMediaDir = new File(externalCacheDir.getAbsolutePath() + "/temp-media");
        if (!tempMediaDir.exists() && !tempMediaDir.mkdir()) {
            Timber.e("temp-media dir did not exist and could not be created");
            return null;
        }
        try {
            tempFile = File.createTempFile(// the beginning of the filename.
            preferredName + "_", // this is the extension, if null, '.tmp' is used, need to get the extension from MIME type?
            "." + fileMimeType, tempMediaDir);
            tempFile.deleteOnExit();
        } catch (Exception e) {
            Timber.w(e, "Could not create temporary media file. ");
            return null;
        }
        FileUtil.internalizeUri(fileUri, tempFile, cR);
        String fname = media.addFile(tempFile);
        Timber.d("insert -> MEDIA: fname = %s", fname);
        File f = new File(fname);
        Timber.d("insert -> MEDIA: f = %s", f);
        Uri uriFromF = Uri.fromFile(f);
        Timber.d("insert -> MEDIA: uriFromF = %s", uriFromF);
        return Uri.fromFile(new File(fname));
    } catch (IOException | EmptyMediaException e) {
        Timber.w(e, "insert failed from %s", fileUri);
        return null;
    }
}

Example 62 with Media

use of com.ichi2.libanki.Media in project Anki-Android by ankidroid.

the class Connection method doInBackgroundSync.

/**
 * In the payload, success means that the sync did occur correctly and that a change did occur.
 * So success can be false without error, if no change occurred at all.
 */
private Payload doInBackgroundSync(Payload data) {
    sIsCancellable = true;
    Timber.d("doInBackgroundSync()");
    // Block execution until any previous background task finishes, or timeout after 5s
    boolean ok = TaskManager.waitToFinish(5);
    // Unique key allowing to identify the user to AnkiWeb without password
    String hkey = (String) data.data[0];
    // Whether media should be synced too
    boolean media = (Boolean) data.data[1];
    // If normal sync can't occur, what to do
    ConflictResolution conflictResolution = (ConflictResolution) data.data[2];
    // A number AnkiWeb told us to send back. Probably to choose the best server for the user
    HostNum hostNum = (HostNum) data.data[3];
    // Use safe version that catches exceptions so that full sync is still possible
    Collection col = CollectionHelper.getInstance().getColSafe(AnkiDroidApp.getInstance());
    boolean colCorruptFullSync = false;
    if (!CollectionHelper.getInstance().colIsOpen() || !ok) {
        if (FULL_DOWNLOAD == conflictResolution) {
            colCorruptFullSync = true;
        } else {
            return returnGenericError(data);
        }
    }
    try {
        CollectionHelper.getInstance().lockCollection();
        RemoteServer remoteServer = new RemoteServer(this, hkey, hostNum);
        Syncer client = new Syncer(col, remoteServer, hostNum);
        // run sync and check state
        boolean noChanges = false;
        if (conflictResolution == null) {
            Timber.i("Sync - starting sync");
            publishProgress(R.string.sync_prepare_syncing);
            Pair<ConnectionResultType, Object> ret = client.sync(this);
            data.message = client.getSyncMsg();
            if (ret == null) {
                return returnGenericError(data);
            }
            if (NO_CHANGES != ret.first && SUCCESS != ret.first) {
                data.success = false;
                data.resultType = ret.first;
                data.result = new Object[] { ret.second };
                // Check if there was a sanity check error
                if (SANITY_CHECK_ERROR == ret.first) {
                    // Force full sync next time
                    col.modSchemaNoCheck();
                    col.save();
                }
                return data;
            }
            // save and note success state
            if (NO_CHANGES == ret.first) {
                // publishProgress(R.string.sync_no_changes_message);
                noChanges = true;
            }
        } else {
            try {
                // Disable sync cancellation for full-sync
                sIsCancellable = false;
                FullSyncer fullSyncServer = new FullSyncer(col, hkey, this, hostNum);
                switch(conflictResolution) {
                    case FULL_UPLOAD:
                        {
                            Timber.i("Sync - fullsync - upload collection");
                            publishProgress(R.string.sync_preparing_full_sync_message);
                            Pair<ConnectionResultType, Object[]> ret = fullSyncServer.upload();
                            col.reopen();
                            if (ret == null) {
                                return returnGenericError(data);
                            }
                            if (ret.first == ARBITRARY_STRING && !ret.second[0].equals(HttpSyncer.ANKIWEB_STATUS_OK)) {
                                data.success = false;
                                data.resultType = ret.first;
                                data.result = ret.second;
                                return data;
                            }
                            break;
                        }
                    case FULL_DOWNLOAD:
                        {
                            Timber.i("Sync - fullsync - download collection");
                            publishProgress(R.string.sync_downloading_message);
                            ConnectionResultType ret = fullSyncServer.download();
                            if (ret == null) {
                                Timber.w("Sync - fullsync - unknown error");
                                return returnGenericError(data);
                            }
                            if (SUCCESS == ret) {
                                data.success = true;
                                col.reopen();
                            }
                            if (SUCCESS != ret) {
                                Timber.w("Sync - fullsync - download failed");
                                data.success = false;
                                data.resultType = ret;
                                if (!colCorruptFullSync) {
                                    col.reopen();
                                }
                                return data;
                            }
                            break;
                        }
                    default:
                }
            } catch (OutOfMemoryError e) {
                Timber.w(e);
                AnkiDroidApp.sendExceptionReport(e, "doInBackgroundSync-fullSync");
                data.success = false;
                data.resultType = OUT_OF_MEMORY_ERROR;
                data.result = new Object[0];
                return data;
            } catch (RuntimeException e) {
                Timber.w(e);
                if (timeoutOccurred(e)) {
                    data.resultType = CONNECTION_ERROR;
                } else if (USER_ABORTED_SYNC.toString().equals(e.getMessage())) {
                    data.resultType = USER_ABORTED_SYNC;
                } else {
                    AnkiDroidApp.sendExceptionReport(e, "doInBackgroundSync-fullSync");
                    data.resultType = IO_EXCEPTION;
                }
                data.result = new Object[] { e };
                data.success = false;
                return data;
            }
        }
        // clear undo to avoid non syncing orphans (because undo resets usn too
        if (!noChanges) {
            col.clearUndo();
        }
        // then move on to media sync
        sIsCancellable = true;
        boolean noMediaChanges = false;
        String mediaError = null;
        if (media) {
            RemoteMediaServer mediaServer = new RemoteMediaServer(col, hkey, this, hostNum);
            MediaSyncer mediaClient = new MediaSyncer(col, mediaServer, this);
            Pair<ConnectionResultType, String> ret;
            try {
                Timber.i("Sync - Performing media sync");
                ret = mediaClient.sync();
                if (ret == null || ret.first == null) {
                    mediaError = AnkiDroidApp.getAppResources().getString(R.string.sync_media_error);
                } else {
                    if (CORRUPT == ret.first) {
                        mediaError = AnkiDroidApp.getAppResources().getString(R.string.sync_media_db_error);
                        noMediaChanges = true;
                    }
                    if (NO_CHANGES == ret.first) {
                        publishProgress(R.string.sync_media_no_changes);
                        noMediaChanges = true;
                    }
                    if (MEDIA_SANITY_FAILED == ret.first) {
                        mediaError = AnkiDroidApp.getAppResources().getString(R.string.sync_media_sanity_failed);
                    } else {
                        publishProgress(R.string.sync_media_success);
                    }
                }
            } catch (RuntimeException e) {
                Timber.w(e);
                if (timeoutOccurred(e)) {
                    data.resultType = CONNECTION_ERROR;
                    data.result = new Object[] { e };
                } else if (USER_ABORTED_SYNC.toString().equals(e.getMessage())) {
                    data.resultType = USER_ABORTED_SYNC;
                    data.result = new Object[] { e };
                }
                int downloadedCount = mediaClient.getDownloadCount();
                int uploadedCount = mediaClient.getUploadCount();
                if (downloadedCount == 0 && uploadedCount == 0) {
                    mediaError = AnkiDroidApp.getAppResources().getString(R.string.sync_media_error) + "\n\n" + e.getLocalizedMessage();
                } else {
                    mediaError = AnkiDroidApp.getAppResources().getString(R.string.sync_media_partial_updated, downloadedCount, uploadedCount) + "\n\n" + e.getLocalizedMessage();
                }
            }
        }
        if (noChanges && (!media || noMediaChanges)) {
            // This means that there is no change at all, neither media nor collection. Not that there was an error.
            data.success = false;
            data.resultType = NO_CHANGES;
            data.result = new Object[0];
        } else {
            data.success = true;
            data.data = new Object[] { conflictResolution, col, mediaError };
        }
        return data;
    } catch (MediaSyncException e) {
        Timber.e("Media sync rejected by server");
        data.success = false;
        data.resultType = MEDIA_SYNC_SERVER_ERROR;
        data.result = new Object[] { e };
        AnkiDroidApp.sendExceptionReport(e, "doInBackgroundSync");
        return data;
    } catch (UnknownHttpResponseException e) {
        Timber.e(e, "doInBackgroundSync -- unknown response code error");
        data.success = false;
        int code = e.getResponseCode();
        String msg = e.getLocalizedMessage();
        data.resultType = ERROR;
        data.result = new Object[] { code, msg };
        return data;
    } catch (Exception e) {
        // Global error catcher.
        // Try to give a human readable error, otherwise print the raw error message
        Timber.e(e, "doInBackgroundSync error");
        data.success = false;
        if (timeoutOccurred(e)) {
            data.resultType = CONNECTION_ERROR;
            data.result = new Object[] { e };
        } else if (USER_ABORTED_SYNC.toString().equals(e.getMessage())) {
            data.resultType = USER_ABORTED_SYNC;
            data.result = new Object[] { e };
        } else {
            AnkiDroidApp.sendExceptionReport(e, "doInBackgroundSync");
            data.resultType = ARBITRARY_STRING;
            data.result = new Object[] { e.getLocalizedMessage(), e };
        }
        return data;
    } finally {
        Timber.i("Sync Finished - Closing Collection");
        // don't bump mod time unless we explicitly save
        if (col != null) {
            col.close(false);
        }
        CollectionHelper.getInstance().unlockCollection();
    }
}

Example 63 with Media

use of com.ichi2.libanki.Media in project Anki-Android by ankidroid.

the class ZipFile method exportInto.

/**
 * Export source database into new destination database Note: The following python syntax isn't supported in
 * Android: for row in mSrc.db.execute("select * from cards where id in "+ids2str(cids)): therefore we use a
 * different method for copying tables
 *
 * @param path String path to destination database
 * @throws JSONException
 * @throws IOException
 */
public void exportInto(@NonNull String path, Context context) throws JSONException, IOException, ImportExportException {
    // create a new collection at the target
    new File(path).delete();
    Collection dst = Storage.Collection(context, path);
    mSrc = mCol;
    // find cards
    Long[] cids = cardIds();
    // attach dst to src so we can copy data between them. This isn't done in original libanki as Python more
    // flexible
    dst.close();
    Timber.d("Attach DB");
    mSrc.getDb().getDatabase().execSQL("ATTACH '" + path + "' AS DST_DB");
    // copy cards, noting used nids (as unique set)
    Timber.d("Copy cards");
    mSrc.getDb().getDatabase().execSQL("INSERT INTO DST_DB.cards select * from cards where id in " + Utils.ids2str(cids));
    List<Long> uniqueNids = mSrc.getDb().queryLongList("select distinct nid from cards where id in " + Utils.ids2str(cids));
    // notes
    Timber.d("Copy notes");
    String strnids = Utils.ids2str(uniqueNids);
    mSrc.getDb().getDatabase().execSQL("INSERT INTO DST_DB.notes select * from notes where id in " + strnids);
    // remove system tags if not exporting scheduling info
    if (!mIncludeSched) {
        Timber.d("Stripping system tags from list");
        ArrayList<String> srcTags = mSrc.getDb().queryStringList("select tags from notes where id in " + strnids);
        ArrayList<Object[]> args = new ArrayList<>(srcTags.size());
        Object[] arg = new Object[2];
        for (int row = 0; row < srcTags.size(); row++) {
            arg[0] = removeSystemTags(srcTags.get(row));
            arg[1] = uniqueNids.get(row);
            args.add(row, arg);
        }
        mSrc.getDb().executeMany("UPDATE DST_DB.notes set tags=? where id=?", args);
    }
    // models used by the notes
    Timber.d("Finding models used by notes");
    ArrayList<Long> mids = mSrc.getDb().queryLongList("select distinct mid from DST_DB.notes where id in " + strnids);
    // card history and revlog
    if (mIncludeSched) {
        Timber.d("Copy history and revlog");
        mSrc.getDb().getDatabase().execSQL("insert into DST_DB.revlog select * from revlog where cid in " + Utils.ids2str(cids));
        // reopen collection to destination database (different from original python code)
        mSrc.getDb().getDatabase().execSQL("DETACH DST_DB");
        dst.reopen();
    } else {
        Timber.d("Detaching destination db and reopening");
        // first reopen collection to destination database (different from original python code)
        mSrc.getDb().getDatabase().execSQL("DETACH DST_DB");
        dst.reopen();
        // then need to reset card state
        Timber.d("Resetting cards");
        dst.getSched().resetCards(cids);
    }
    // models - start with zero
    Timber.d("Copy models");
    for (Model m : mSrc.getModels().all()) {
        if (mids.contains(m.getLong("id"))) {
            dst.getModels().update(m);
        }
    }
    // decks
    Timber.d("Copy decks");
    java.util.Collection<Long> dids = null;
    if (mDid != null) {
        dids = new HashSet<>(mSrc.getDecks().children(mDid).values());
        dids.add(mDid);
    }
    JSONObject dconfs = new JSONObject();
    for (Deck d : mSrc.getDecks().all()) {
        if ("1".equals(d.getString("id"))) {
            continue;
        }
        if (dids != null && !dids.contains(d.getLong("id"))) {
            continue;
        }
        if (d.isStd() && d.getLong("conf") != 1L) {
            if (mIncludeSched) {
                dconfs.put(Long.toString(d.getLong("conf")), true);
            }
        }
        Deck destinationDeck = d.deepClone();
        if (!mIncludeSched) {
            // scheduling not included, so reset deck settings to default
            destinationDeck.put("conf", 1);
        }
        dst.getDecks().update(destinationDeck);
    }
    // copy used deck confs
    Timber.d("Copy deck options");
    for (DeckConfig dc : mSrc.getDecks().allConf()) {
        if (dconfs.has(dc.getString("id"))) {
            dst.getDecks().updateConf(dc);
        }
    }
    // find used media
    Timber.d("Find used media");
    JSONObject media = new JSONObject();
    mMediaDir = mSrc.getMedia().dir();
    if (mIncludeMedia) {
        ArrayList<Long> mid = mSrc.getDb().queryLongList("select mid from notes where id in " + strnids);
        ArrayList<String> flds = mSrc.getDb().queryStringList("select flds from notes where id in " + strnids);
        for (int idx = 0; idx < mid.size(); idx++) {
            for (String file : mSrc.getMedia().filesInStr(mid.get(idx), flds.get(idx))) {
                // skip files in subdirs
                if (file.contains(File.separator)) {
                    continue;
                }
                media.put(file, true);
            }
        }
        if (mMediaDir != null) {
            for (File f : new File(mMediaDir).listFiles()) {
                if (f.isDirectory()) {
                    continue;
                }
                String fname = f.getName();
                if (fname.startsWith("_")) {
                    // Loop through every model that will be exported, and check if it contains a reference to f
                    for (JSONObject model : mSrc.getModels().all()) {
                        if (_modelHasMedia(model, fname)) {
                            media.put(fname, true);
                            break;
                        }
                    }
                }
            }
        }
    }
    JSONArray keys = media.names();
    if (keys != null) {
        mMediaFiles.ensureCapacity(keys.length());
        addAll(mMediaFiles, keys.stringIterable());
    }
    Timber.d("Cleanup");
    dst.setCrt(mSrc.getCrt());
    // todo: tags?
    mCount = dst.cardCount();
    dst.setMod();
    postExport();
    dst.close();
}

Example 64 with Media

use of com.ichi2.libanki.Media in project Anki-Android by ankidroid.

the class ZipFile method _exportMedia.

private JSONObject _exportMedia(ZipFile z, File[] files, ValidateFiles validateFiles) throws IOException {
    int c = 0;
    JSONObject media = new JSONObject();
    for (File file : files) {
        // todo: deflate SVG files, as in dae/anki@a5b0852360b132c0d04094f5ca8f1933f64d7c7e
        if (validateFiles == ValidateFiles.VALIDATE && !file.exists()) {
            // Anki 2.1.30 does the same
            Timber.d("Skipping missing file %s", file);
            continue;
        }
        z.write(file.getPath(), Integer.toString(c));
        try {
            media.put(Integer.toString(c), file.getName());
            c++;
        } catch (JSONException e) {
            Timber.w(e);
        }
    }
    return media;
}

Example 65 with Media

use of com.ichi2.libanki.Media in project Anki-Android by ankidroid.

the class ZipFile method exportVerbatim.

private JSONObject exportVerbatim(ZipFile z, Context context) throws IOException {
    // close our deck & write it into the zip file, and reopen
    mCount = mCol.cardCount();
    mCol.close();
    if (!_v2sched) {
        z.write(mCol.getPath(), CollectionHelper.COLLECTION_FILENAME);
    } else {
        _addDummyCollection(z, context);
        z.write(mCol.getPath(), "collection.anki21");
    }
    mCol.reopen();
    // copy all media
    if (!mIncludeMedia) {
        return new JSONObject();
    }
    File mdir = new File(mCol.getMedia().dir());
    if (mdir.exists() && mdir.isDirectory()) {
        File[] mediaFiles = mdir.listFiles();
        return _exportMedia(z, mediaFiles, ValidateFiles.SKIP_VALIDATION);
    } else {
        return new JSONObject();
    }
}