Decode percent-encoded tags and filter release artifacts

src-tauri/src/models.rs

@@ -1,4 +1,6 @@
+use percent_encoding::percent_decode_str;
 use serde::{Deserialize, Serialize};
+use serde_json::Value;
 
 pub const DEFAULT_LOCAL_SINGBOX_LISTEN_HOST: &str = "127.0.0.1";
 pub const DEFAULT_LOCAL_SINGBOX_LISTEN_PORT: u16 = 1080;
@@ -159,6 +161,12 @@ impl LocalSingBoxConfig {
             .as_deref()
             .map(redact_subscription_url)
     }
+
+    pub fn normalize_percent_encoded_tags(&mut self) {
+        if let Some(selected_server_tag) = self.selected_server_tag.as_mut() {
+            *selected_server_tag = decode_percent_encoded_utf8(selected_server_tag);
+        }
+    }
 }
 
 impl Default for LocalSingBoxConfig {
@@ -186,6 +194,36 @@ pub struct SubscriptionCache {
     pub fetched_at: String,
 }
 
+impl SubscriptionCache {
+    pub fn normalize_percent_encoded_tags(&mut self) {
+        for server in &mut self.servers {
+            server.tag = decode_percent_encoded_utf8(&server.tag);
+        }
+
+        let Some(outbounds) = self
+            .config
+            .get_mut("outbounds")
+            .and_then(Value::as_array_mut)
+        else {
+            return;
+        };
+
+        for outbound in outbounds {
+            let Some(decoded_tag) = outbound
+                .get("tag")
+                .and_then(Value::as_str)
+                .map(decode_percent_encoded_utf8)
+            else {
+                continue;
+            };
+
+            if let Some(object) = outbound.as_object_mut() {
+                object.insert("tag".to_string(), Value::String(decoded_tag));
+            }
+        }
+    }
+}
+
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub struct SubscriptionServer {
     pub tag: String,
@@ -274,3 +312,10 @@ pub fn redact_subscription_url(raw_url: &str) -> String {
         }
     }
 }
+
+pub fn decode_percent_encoded_utf8(value: &str) -> String {
+    percent_decode_str(value)
+        .decode_utf8()
+        .map(|decoded| decoded.into_owned())
+        .unwrap_or_else(|_| value.to_string())
+}

src-tauri/src/storage.rs

@@ -96,7 +96,10 @@ impl JsonStorage {
     }
 
     pub fn read_local_singbox_config(&self) -> io::Result<LocalSingBoxConfig> {
-        self.read_json_or_default(&self.paths.local_singbox_file)
+        let mut config: LocalSingBoxConfig =
+            self.read_json_or_default(&self.paths.local_singbox_file)?;
+        config.normalize_percent_encoded_tags();
+        Ok(config)
     }
 
     pub fn write_local_singbox_config(&self, config: &LocalSingBoxConfig) -> io::Result<()> {
@@ -104,7 +107,12 @@ impl JsonStorage {
     }
 
     pub fn read_singbox_subscription_cache(&self) -> io::Result<Option<SubscriptionCache>> {
-        self.read_optional_json(&self.paths.singbox_subscription_cache_file)
+        let mut cache = self
+            .read_optional_json::<SubscriptionCache>(&self.paths.singbox_subscription_cache_file)?;
+        if let Some(cache) = cache.as_mut() {
+            cache.normalize_percent_encoded_tags();
+        }
+        Ok(cache)
     }
 
     pub fn write_singbox_subscription_cache(&self, cache: &SubscriptionCache) -> io::Result<()> {

src-tauri/src/subscription.rs

@@ -1,4 +1,4 @@
-use crate::models::{SubscriptionCache, SubscriptionServer};
+use crate::models::{decode_percent_encoded_utf8, SubscriptionCache, SubscriptionServer};
 use base64::{engine::general_purpose, Engine};
 use serde_json::{json, Map, Value};
 use std::time::{SystemTime, UNIX_EPOCH};
@@ -192,7 +192,10 @@ fn parse_vless_url(raw_url: &str) -> Result<Value, SubscriptionError> {
     }
 
     let parsed = Url::parse(raw_url).map_err(|_| SubscriptionError::new("Invalid VLESS URL"))?;
-    let tag = parsed.fragment().unwrap_or("vless-out").to_string();
+    let tag = parsed
+        .fragment()
+        .map(decode_percent_encoded_utf8)
+        .unwrap_or_else(|| "vless-out".to_string());
     let uuid = parsed.username().trim().to_string();
     let server = parsed.host_str().map(str::to_string).unwrap_or_default();
     let server_port = parsed.port_or_known_default().unwrap_or(443);