jsonrpc: add get webxdc blob API getWebxdcBlob (#4070)

* jsonrpc: add get webxdc blob API `getWebxdcBlob`

* add info about path

* format

CHANGELOG.md

@@ -13,7 +13,7 @@
 
 ### API-Changes
 - jsonrpc: add more advanced API to send a message. #4097
-
+- jsonrpc: add get webxdc blob API `getWebxdcBlob` #4070
 
 ## 1.110.0
 

Cargo.lock

@@ -234,13 +234,13 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "axum"
-version = "0.5.17"
+version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "acee9fd5073ab6b045a275b3e709c163dd36c90685219cb21804a147b58dba43"
+checksum = "2fb79c228270dcf2426e74864cabc94babb5dbab01a4314e702d2f16540e1591"
 dependencies = [
  "async-trait",
  "axum-core",
- "base64 0.13.1",
+ "base64 0.21.0",
  "bitflags",
  "bytes",
  "futures-util",
@@ -253,10 +253,12 @@ dependencies = [
  "mime",
  "percent-encoding",
  "pin-project-lite",
+ "rustversion",
  "serde",
  "serde_json",
+ "serde_path_to_error",
  "serde_urlencoded",
- "sha-1",
+ "sha1",
  "sync_wrapper",
  "tokio",
  "tokio-tungstenite",
@@ -268,9 +270,9 @@ dependencies = [
 
 [[package]]
 name = "axum-core"
-version = "0.2.9"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37e5939e02c56fecd5c017c37df4238c0a839fa76b7f97acdd7efb804fd181cc"
+checksum = "1cae3e661676ffbacb30f1a824089a8c9150e71017f7e1e38f2aa32009188d34"
 dependencies = [
  "async-trait",
  "bytes",
@@ -278,6 +280,7 @@ dependencies = [
  "http",
  "http-body",
  "mime",
+ "rustversion",
  "tower-layer",
  "tower-service",
 ]
@@ -910,6 +913,7 @@ dependencies = [
  "anyhow",
  "async-channel",
  "axum",
+ "base64 0.21.0",
  "deltachat",
  "env_logger 0.10.0",
  "futures",
@@ -2094,9 +2098,9 @@ checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
 
 [[package]]
 name = "matchit"
-version = "0.5.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73cbba799671b762df5a175adf59ce145165747bb891505c43d09aefbbf38beb"
+checksum = "b87248edafb776e59e6ee64a79086f65890d3510f2c656c000bf2a7e8a0aea40"
 
 [[package]]
 name = "md-5"
@@ -3154,6 +3158,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_path_to_error"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26b04f22b563c91331a10074bda3dd5492e3cc39d56bd557e91c0af42b6c7341"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde_spanned"
 version = "0.6.1"
@@ -3556,9 +3569,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-tungstenite"
-version = "0.17.2"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f714dd15bead90401d77e04243611caec13726c2408afd5b31901dfcdcb3b181"
+checksum = "54319c93411147bced34cb5609a80e0a8e44c5999c93903a81cd866630ec0bfd"
 dependencies = [
  "futures-util",
  "log",
@@ -3756,9 +3769,9 @@ checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
 
 [[package]]
 name = "tungstenite"
-version = "0.17.3"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e27992fd6a8c29ee7eef28fc78349aa244134e10ad447ce3b9f0ac0ed0fa4ce0"
+checksum = "30ee6ab729cd4cf0fd55218530c4522ed30b7b6081752839b68fcec8d0960788"
 dependencies = [
  "base64 0.13.1",
  "byteorder",
@@ -3767,7 +3780,7 @@ dependencies = [
  "httparse",
  "log",
  "rand 0.8.5",
- "sha-1",
+ "sha1",
  "thiserror",
  "url",
  "utf-8",
@@ -4225,9 +4238,9 @@ dependencies = [
 
 [[package]]
 name = "yerpc"
-version = "0.4.0"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d383dfbc1842f5b915a01deeaea3523eef8653fcd734f79f6c696d51521c70f"
+checksum = "b6a0257f42e6bdc187f37074723b6094da3502cee21ae517b3c54d2c37d506e7"
 dependencies = [
  "anyhow",
  "async-channel",

deltachat-jsonrpc/Cargo.toml

@@ -21,14 +21,15 @@ log = "0.4"
 async-channel = { version = "1.8.0" }
 futures = { version = "0.3.26" }
 serde_json = "1.0.91"
-yerpc = { version = "^0.4.0", features = ["anyhow_expose"] }
+yerpc = { version = "0.4.3", features = ["anyhow_expose"] }
 typescript-type-def = { version = "0.5.5", features = ["json_value"] }
 tokio = { version = "1.25.0" }
 sanitize-filename = "0.4"
 walkdir = "2.3.2"
+base64 = "0.21"
 
 # optional dependencies
-axum = { version = "0.5.9", optional = true, features = ["ws"] }
+axum = { version = "0.6.6", optional = true, features = ["ws"] }
 env_logger = { version = "0.10.0", optional = true }
 
 [dev-dependencies]

deltachat-jsonrpc/src/api/mod.rs

@@ -1463,6 +1463,23 @@ impl CommandApi {
         WebxdcMessageInfo::get_for_message(&ctx, MsgId::new(instance_msg_id)).await
     }
 
+    /// Get blob encoded as base64 from a webxdc message
+    ///
+    /// path is the path of the file within webxdc archive
+    async fn get_webxdc_blob(
+        &self,
+        account_id: u32,
+        instance_msg_id: u32,
+        path: String,
+    ) -> Result<String> {
+        let ctx = self.get_context(account_id).await?;
+        let message = Message::load_from_db(&ctx, MsgId::new(instance_msg_id)).await?;
+        let blob = message.get_webxdc_blob(&ctx, &path).await?;
+
+        use base64::{engine::general_purpose, Engine as _};
+        Ok(general_purpose::STANDARD_NO_PAD.encode(blob))
+    }
+
     /// Forward messages to another chat.
     ///
     /// All types of messages can be forwarded,