feat: add support for meta plugin options and outputs

Co-authored-by: aider (openai/andrew/openrouter/qwen/qwen3-coder) <aider@aider.chat>

src/config.rs

@@ -62,6 +62,10 @@ pub struct CompressionPluginConfig {
 #[derive(Debug, Clone, Deserialize, Serialize)]
 pub struct MetaPluginConfig {
     pub name: String,
+    #[serde(default)]
+    pub options: std::collections::HashMap<String, serde_yaml::Value>,
+    #[serde(default)]
+    pub outputs: std::collections::HashMap<String, String>,
 }
 
 /// Unified settings that merges config file and CLI arguments

src/meta_plugin.rs

@@ -76,6 +76,16 @@ pub trait MetaPlugin {
         crate::db::store_meta(conn, meta)?;
         Ok(())
     }
+    
+    // Configure plugin with options
+    fn configure(&mut self, _options: &std::collections::HashMap<String, serde_yaml::Value>) -> Result<()> {
+        Ok(())
+    }
+    
+    // Get output name mapping
+    fn get_output_name(&self, default_name: &str) -> String {
+        default_name.to_string()
+    }
 }
 
 pub fn get_meta_plugin(meta_plugin_type: MetaPluginType) -> Box<dyn MetaPlugin> {

src/meta_plugin/digest.rs

@@ -11,6 +11,7 @@ pub struct DigestSha256MetaPlugin {
     meta_name: String,
     item_id: Option<i64>,
     conn: Option<*mut Connection>,
+    output_name: Option<String>,
 }
 
 impl DigestSha256MetaPlugin {
@@ -20,6 +21,7 @@ impl DigestSha256MetaPlugin {
             meta_name: "digest_sha256".to_string(),
             item_id: None,
             conn: None,
+            output_name: None,
         }
     }
 }
@@ -48,7 +50,7 @@ impl MetaPlugin for DigestSha256MetaPlugin {
             // Save the hash as metadata
             let meta = crate::db::Meta {
                 id: item_id,
-                name: self.meta_name.clone(),
+                name: self.get_output_name(&self.meta_name),
                 value: hex_string,
             };
             crate::db::store_meta(conn_ref, meta)?;
@@ -63,6 +65,25 @@ impl MetaPlugin for DigestSha256MetaPlugin {
     fn meta_name(&mut self) -> String {
         self.meta_name.clone()
     }
+    
+    fn configure(&mut self, options: &std::collections::HashMap<String, serde_yaml::Value>) -> Result<()> {
+        if let Some(outputs) = options.get("outputs") {
+            if let Some(outputs_map) = outputs.as_mapping() {
+                for (key, value) in outputs_map {
+                    if let (Some(key_str), Some(value_str)) = (key.as_str(), value.as_str()) {
+                        if key_str == "digest_sha256" {
+                            self.output_name = Some(value_str.to_string());
+                        }
+                    }
+                }
+            }
+        }
+        Ok(())
+    }
+    
+    fn get_output_name(&self, default_name: &str) -> String {
+        self.output_name.clone().unwrap_or_else(|| default_name.to_string())
+    }
 }
 
 

src/meta_plugin/magic.rs

@@ -13,6 +13,7 @@ pub struct MagicFileMetaPlugin {
     item_id: Option<i64>,
     conn: Option<*mut Connection>,
     cookie: Option<Cookie>,
+    output_names: std::collections::HashMap<String, String>,
 }
 
 impl MagicFileMetaPlugin {
@@ -24,6 +25,7 @@ impl MagicFileMetaPlugin {
             item_id: None,
             conn: None,
             cookie: None,
+            output_names: std::collections::HashMap::new(),
         }
     }
 
@@ -64,7 +66,7 @@ impl MagicFileMetaPlugin {
                 if !file_type.is_empty() {
                     let meta = crate::db::Meta {
                         id: item_id,
-                        name: "file_type".to_string(),
+                        name: self.get_output_name("file_type"),
                         value: file_type,
                     };
                     let _ = crate::db::store_meta(conn_ref, meta);
@@ -76,7 +78,7 @@ impl MagicFileMetaPlugin {
                 if !mime_type.is_empty() {
                     let meta = crate::db::Meta {
                         id: item_id,
-                        name: "mime_type".to_string(),
+                        name: self.get_output_name("mime_type"),
                         value: mime_type,
                     };
                     let _ = crate::db::store_meta(conn_ref, meta);
@@ -88,7 +90,7 @@ impl MagicFileMetaPlugin {
                 if !mime_encoding.is_empty() {
                     let meta = crate::db::Meta {
                         id: item_id,
-                        name: "mime_encoding".to_string(),
+                        name: self.get_output_name("mime_encoding"),
                         value: mime_encoding,
                     };
                     let _ = crate::db::store_meta(conn_ref, meta);
@@ -150,5 +152,29 @@ impl MetaPlugin for MagicFileMetaPlugin {
     fn meta_name(&mut self) -> String {
         "magic_file".to_string()
     }
+    
+    fn configure(&mut self, options: &std::collections::HashMap<String, serde_yaml::Value>) -> Result<()> {
+        if let Some(outputs) = options.get("outputs") {
+            if let Some(outputs_map) = outputs.as_mapping() {
+                for (key, value) in outputs_map {
+                    if let (Some(key_str), Some(value_str)) = (key.as_str(), value.as_str()) {
+                        self.output_names.insert(key_str.to_string(), value_str.to_string());
+                    }
+                }
+            }
+        }
+        
+        if let Some(max_buffer_size) = options.get("max_buffer_size") {
+            if let Ok(size) = max_buffer_size.as_u64() {
+                self.max_buffer_size = size as usize;
+            }
+        }
+        
+        Ok(())
+    }
+    
+    fn get_output_name(&self, default_name: &str) -> String {
+        self.output_names.get(default_name).cloned().unwrap_or_else(|| default_name.to_string())
+    }
 }
 

src/meta_plugin/system.rs

@@ -25,6 +25,7 @@ pub struct BinaryMetaPlugin {
     is_saved: bool,
     item_id: Option<i64>,
     conn: Option<*mut Connection>,
+    output_name: Option<String>,
 }
 
 impl BinaryMetaPlugin {
@@ -36,6 +37,7 @@ impl BinaryMetaPlugin {
             is_saved: false,
             item_id: None,
             conn: None,
+            output_name: None,
         }
     }
     
@@ -69,7 +71,7 @@ impl MetaPlugin for BinaryMetaPlugin {
                     // Save to database immediately
                     let meta = crate::db::Meta {
                         id: item_id,
-                        name: self.meta_name.clone(),
+                        name: self.get_output_name(&self.meta_name),
                         value,
                     };
                     let _ = crate::db::store_meta(conn_ref, meta);
@@ -91,6 +93,18 @@ impl MetaPlugin for BinaryMetaPlugin {
         Ok(())
     }
     
+    fn configure(&mut self, options: &std::collections::HashMap<String, serde_yaml::Value>) -> Result<()> {
+        if let Some(max_buffer_size) = options.get("max_buffer_size") {
+            if let Ok(size) = max_buffer_size.as_u64() {
+                self.max_buffer_size = size as usize;
+            }
+        }
+        Ok(())
+    }
+    
+    fn get_output_name(&self, default_name: &str) -> String {
+        self.output_name.clone().unwrap_or_else(|| default_name.to_string())
+    }
 }
 
 impl CwdMetaPlugin {