add API to create QR codes from any data

deltachat-repl/src/cmdline.rs

@@ -22,6 +22,7 @@ use deltachat::mimeparser::SystemMessage;
 use deltachat::peer_channels::{send_webxdc_realtime_advertisement, send_webxdc_realtime_data};
 use deltachat::peerstate::*;
 use deltachat::qr::*;
+use deltachat::qr_code_generator::create_qr_svg;
 use deltachat::reaction::send_reaction;
 use deltachat::receive_imf::*;
 use deltachat::sql;
@@ -425,6 +426,7 @@ pub async fn cmdline(context: Context, line: &str, chat_id: &mut ChatId) -> Resu
                  checkqr <qr-content>\n\
                  joinqr <qr-content>\n\
                  setqr <qr-content>\n\
+                 createqrsvg <qr-content>\n\
                  providerinfo <addr>\n\
                  fileinfo <file>\n\
                  estimatedeletion <seconds>\n\
@@ -1249,6 +1251,13 @@ pub async fn cmdline(context: Context, line: &str, chat_id: &mut ChatId) -> Resu
                 Err(err) => println!("Cannot set config from QR code: {err:?}"),
             }
         }
+        "createqrsvg" => {
+            ensure!(!arg1.is_empty(), "Argument <qr-content> missing.");
+            let svg = create_qr_svg(arg1)?;
+            let file = dirs::home_dir().unwrap_or_default().join("qr.svg");
+            fs::write(&file, svg).await?;
+            println!("{file:#?} written.");
+        }
         "providerinfo" => {
             ensure!(!arg1.is_empty(), "Argument <addr> missing.");
             let proxy_enabled = context

deltachat-repl/src/main.rs

@@ -240,12 +240,13 @@ const CONTACT_COMMANDS: [&str; 9] = [
     "unblock",
     "listblocked",
 ];
-const MISC_COMMANDS: [&str; 11] = [
+const MISC_COMMANDS: [&str; 12] = [
     "getqr",
     "getqrsvg",
     "getbadqr",
     "checkqr",
     "joinqr",
+    "createqrsvg",
     "fileinfo",
     "clear",
     "exit",