62 lines
1.8 KiB
Java
62 lines
1.8 KiB
Java
package org.session.libsession.avatars;
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import android.content.Context;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import com.annimon.stream.Stream;
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import org.session.libsession.messaging.threads.Address;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.LinkedList;
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import java.util.List;
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public class AvatarHelper {
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private static final String AVATAR_DIRECTORY = "avatars";
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public static InputStream getInputStreamFor(@NonNull Context context, @NonNull Address address)
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throws IOException
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{
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return new FileInputStream(getAvatarFile(context, address));
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}
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public static List<File> getAvatarFiles(@NonNull Context context) {
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File avatarDirectory = new File(context.getFilesDir(), AVATAR_DIRECTORY);
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File[] results = avatarDirectory.listFiles();
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if (results == null) return new LinkedList<>();
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else return Stream.of(results).toList();
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}
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public static void delete(@NonNull Context context, @NonNull Address address) {
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getAvatarFile(context, address).delete();
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}
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public static @NonNull File getAvatarFile(@NonNull Context context, @NonNull Address address) {
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File avatarDirectory = new File(context.getFilesDir(), AVATAR_DIRECTORY);
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avatarDirectory.mkdirs();
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return new File(avatarDirectory, new File(address.serialize()).getName());
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}
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public static void setAvatar(@NonNull Context context, @NonNull Address address, @Nullable byte[] data)
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throws IOException
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{
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if (data == null) {
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delete(context, address);
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} else {
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try (FileOutputStream out = new FileOutputStream(getAvatarFile(context, address))) {
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out.write(data);
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}
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}
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}
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}
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