109 lines
3 KiB
Java
109 lines
3 KiB
Java
package eu.siacs.conversations.services;
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import java.io.File;
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import java.io.FileNotFoundException;
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import eu.siacs.conversations.Config;
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import eu.siacs.conversations.entities.Account;
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import eu.siacs.conversations.entities.Conversation;
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import eu.siacs.conversations.entities.Message;
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import eu.siacs.conversations.persistance.DatabaseBackend;
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import eu.siacs.conversations.persistance.FileBackend;
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import android.content.ContentProvider;
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import android.content.ContentValues;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.ParcelFileDescriptor;
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import android.util.Log;
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public class ImageProvider extends ContentProvider {
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@Override
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public ParcelFileDescriptor openFile(Uri uri, String mode)
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throws FileNotFoundException {
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ParcelFileDescriptor pfd;
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FileBackend fileBackend = new FileBackend(getContext());
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if ("r".equals(mode)) {
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DatabaseBackend databaseBackend = DatabaseBackend
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.getInstance(getContext());
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String uuids = uri.getPath();
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Log.d(Config.LOGTAG, "uuids = " + uuids + " mode=" + mode);
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if (uuids == null) {
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throw new FileNotFoundException();
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}
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String[] uuidsSplited = uuids.split("/", 2);
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if (uuidsSplited.length != 3) {
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throw new FileNotFoundException();
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}
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String conversationUuid = uuidsSplited[1];
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String messageUuid = uuidsSplited[2].split("\\.")[0];
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Log.d(Config.LOGTAG, "messageUuid=" + messageUuid);
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Conversation conversation = databaseBackend
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.findConversationByUuid(conversationUuid);
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if (conversation == null) {
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throw new FileNotFoundException("conversation "
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+ conversationUuid + " could not be found");
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}
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Message message = databaseBackend.findMessageByUuid(messageUuid);
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if (message == null) {
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throw new FileNotFoundException("message " + messageUuid
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+ " could not be found");
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}
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Account account = databaseBackend.findAccountByUuid(conversation
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.getAccountUuid());
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if (account == null) {
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throw new FileNotFoundException("account "
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+ conversation.getAccountUuid() + " cound not be found");
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}
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message.setConversation(conversation);
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conversation.setAccount(account);
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File file = fileBackend.getJingleFileLegacy(message);
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pfd = ParcelFileDescriptor.open(file,
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ParcelFileDescriptor.MODE_READ_ONLY);
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return pfd;
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} else {
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throw new FileNotFoundException();
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}
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}
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@Override
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public int delete(Uri arg0, String arg1, String[] arg2) {
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return 0;
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}
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@Override
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public String getType(Uri arg0) {
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return null;
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}
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@Override
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public Uri insert(Uri arg0, ContentValues arg1) {
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return null;
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}
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@Override
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public boolean onCreate() {
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return false;
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}
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@Override
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public Cursor query(Uri arg0, String[] arg1, String arg2, String[] arg3,
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String arg4) {
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return null;
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}
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@Override
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public int update(Uri arg0, ContentValues arg1, String arg2, String[] arg3) {
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return 0;
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}
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public static Uri getProviderUri(Message message) {
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return Uri.parse("content://eu.siacs.conversations.images/"
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+ message.getConversationUuid() + "/" + message.getUuid()
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+ ".webp");
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}
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} |