X-Git-Url: https://git.nmode.ca/signal-cli/blobdiff_plain/d4865630990600e03c3e34ac96bd2d330269acd5..7cf3a989bf47dd81f8700dcfb6986ac81e1bf02e:/src/main/java/org/asamk/signal/commands/GetStickerCommand.java

diff --git a/src/main/java/org/asamk/signal/commands/GetStickerCommand.java b/src/main/java/org/asamk/signal/commands/GetStickerCommand.java
new file mode 100644
index 00000000..aba5b26c
--- /dev/null
+++ b/src/main/java/org/asamk/signal/commands/GetStickerCommand.java
@@ -0,0 +1,60 @@
+package org.asamk.signal.commands;
+
+import net.sourceforge.argparse4j.inf.Namespace;
+import net.sourceforge.argparse4j.inf.Subparser;
+
+import org.asamk.signal.commands.exceptions.CommandException;
+import org.asamk.signal.commands.exceptions.UnexpectedErrorException;
+import org.asamk.signal.commands.exceptions.UserErrorException;
+import org.asamk.signal.json.JsonAttachmentData;
+import org.asamk.signal.manager.Manager;
+import org.asamk.signal.manager.api.StickerPackId;
+import org.asamk.signal.output.JsonWriter;
+import org.asamk.signal.output.OutputWriter;
+import org.asamk.signal.output.PlainTextWriter;
+import org.asamk.signal.util.Hex;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Base64;
+
+public class GetStickerCommand implements JsonRpcLocalCommand {
+
+    @Override
+    public String getName() {
+        return "getSticker";
+    }
+
+    @Override
+    public void attachToSubparser(final Subparser subparser) {
+        subparser.help("Retrieve the sticker of a sticker pack base64 encoded.");
+        subparser.addArgument("--pack-id").required(true).help("The ID of the sticker pack.");
+        subparser.addArgument("--sticker-id").type(int.class).required(true).help("The ID of the sticker.");
+    }
+
+    @Override
+    public void handleCommand(
+            final Namespace ns, final Manager m, final OutputWriter outputWriter
+    ) throws CommandException {
+
+        final var packId = StickerPackId.deserialize(Hex.toByteArray(ns.getString("pack-id")));
+        final var stickerId = ns.getInt("sticker-id");
+
+        try (InputStream data = m.retrieveSticker(packId, stickerId)) {
+            final var bytes = data.readAllBytes();
+            final var base64 = Base64.getEncoder().encodeToString(bytes);
+            switch (outputWriter) {
+                case PlainTextWriter writer -> writer.println(base64);
+                case JsonWriter writer -> writer.write(new JsonAttachmentData(base64));
+            }
+        } catch (FileNotFoundException ex) {
+            throw new UserErrorException("Could not find sticker with ID: " + stickerId + " in pack " + packId, ex);
+        } catch (IOException ex) {
+            throw new UnexpectedErrorException("An error occurred reading sticker with ID: "
+                    + stickerId
+                    + " in pack "
+                    + packId, ex);
+        }
+    }
+}