ci: use --locked flag with cargo build

.github/workflows/ci.yml

@@ -183,7 +183,7 @@ jobs:
           cache-bin: false
 
       - name: Build C library
-        run: cargo build -p deltachat_ffi
+        run: cargo build -p deltachat_ffi --locked
 
       - name: Upload C library
         uses: actions/upload-artifact@v7
@@ -212,7 +212,7 @@ jobs:
           cache-bin: false
 
       - name: Build deltachat-rpc-server
-        run: cargo build -p deltachat-rpc-server
+        run: cargo build -p deltachat-rpc-server --locked
 
       - name: Upload deltachat-rpc-server
         uses: actions/upload-artifact@v7

deltachat-ffi/deltachat.h

@@ -7056,6 +7056,11 @@ void dc_event_unref(dc_event_t* event);
 /// `%1$s` will be replaced by a possibly more detailed, typically english, error description.
 #define DC_STR_ERROR                      112
 
+/// "Not supported by your provider."
+///
+/// Used in the connectivity view.
+#define DC_STR_NOT_SUPPORTED_BY_PROVIDER  113
+
 /// "Messages"
 ///
 /// Used as a subtitle in quota context; can be plural always.

src/quota.rs

@@ -3,13 +3,13 @@
 use std::collections::BTreeMap;
 use std::time::Duration;
 
-use anyhow::{Context as _, Result};
+use anyhow::{Context as _, Result, anyhow};
 use async_imap::types::{Quota, QuotaResource};
 
-use crate::EventType;
 use crate::context::Context;
 use crate::imap::session::Session as ImapSession;
 use crate::tools::{self, time_elapsed};
+use crate::{EventType, stock_str};
 
 /// quota icon in connectivity is "yellow".
 pub const QUOTA_WARN_THRESHOLD_PERCENTAGE: u64 = 80;
@@ -17,25 +17,13 @@ pub const QUOTA_WARN_THRESHOLD_PERCENTAGE: u64 = 80;
 /// quota icon in connectivity is "red".
 pub const QUOTA_ERROR_THRESHOLD_PERCENTAGE: u64 = 95;
 
-/// [QuotaInfo] error.
-#[derive(Debug, thiserror::Error)]
-pub enum Error {
-    /// Quota info not supported by the provider
-    #[error("Quota info not supported by the provider")]
-    NotSupportedByProvider,
-
-    /// Any other error: network, parsing, etc.
-    #[error("{0:#}")]
-    Other(#[from] anyhow::Error),
-}
-
 /// Server quota information with an update timestamp.
 #[derive(Debug)]
 pub struct QuotaInfo {
     /// Recently loaded quota information.
     /// set to `Err()` if the provider does not support quota or on other errors,
     /// set to `Ok()` for valid quota information.
-    pub(crate) recent: Result<BTreeMap<String, Vec<QuotaResource>>, Error>,
+    pub(crate) recent: Result<BTreeMap<String, Vec<QuotaResource>>>,
 
     /// When the structure was modified.
     pub(crate) modified: tools::Time,
@@ -88,11 +76,9 @@ impl Context {
         info!(self, "Transport {transport_id}: Updating quota.");
 
         let quota = if session.can_check_quota() {
-            get_unique_quota_roots_and_usage(session, folder)
-                .await
-                .map_err(Error::Other)
+            get_unique_quota_roots_and_usage(session, folder).await
         } else {
-            Err(Error::NotSupportedByProvider)
+            Err(anyhow!(stock_str::not_supported_by_provider(self)))
         };
 
         self.quota.write().await.insert(

src/scheduler/connectivity.rs

@@ -418,11 +418,7 @@ impl Context {
             };
             match &quota.recent {
                 Err(e) => {
-                    // If not supported by the provider,
-                    // just skip the "quota" section.
-                    if !matches!(e, crate::quota::Error::NotSupportedByProvider) {
-                        ret += &escaper::encode_minimal(&e.to_string());
-                    }
+                    ret += &escaper::encode_minimal(&e.to_string());
                 }
                 Ok(quota) => {
                     if quota.is_empty() {

src/stock_str.rs

@@ -189,6 +189,9 @@ pub enum StockMessage {
     #[strum(props(fallback = "Error: %1$s"))]
     Error = 112,
 
+    #[strum(props(fallback = "Not supported by your provider."))]
+    NotSupportedByProvider = 113,
+
     #[strum(props(fallback = "Messages"))]
     Messages = 114,
 
@@ -1134,6 +1137,11 @@ pub(crate) fn error(context: &Context, error: &str) -> String {
     translated(context, StockMessage::Error).replace1(error)
 }
 
+/// Stock string: `Not supported by your provider.`.
+pub(crate) fn not_supported_by_provider(context: &Context) -> String {
+    translated(context, StockMessage::NotSupportedByProvider)
+}
+
 /// Stock string: `Messages`.
 /// Used as a subtitle in quota context; can be plural always.
 pub(crate) fn messages(context: &Context) -> String {