refactor: extract magic type processing into helper function

Co-authored-by: aider (openai/andrew/openrouter/deepseek/deepseek-chat-v3.1) <aider@aider.chat>
This commit is contained in:
Andrew Phillips
2025-08-26 17:30:38 -03:00
parent f44866a2cc
commit c6544ab034

View File

@@ -90,90 +90,79 @@ impl MagicFileMetaPlugin {
} }
} }
fn save_all_magic_metadata(&mut self, conn: &Connection) -> Result<()> { /// Helper function to process all magic types and collect metadata
if let Some(item_id) = self.item_id { fn process_magic_types(&self, item_id: i64) -> Vec<crate::meta_plugin::MetaData> {
// Save all three magic outputs: mime_type, mime_encoding, and file_type let mut metadata = Vec::new();
if let Ok(mime_type) = self.get_magic_result(CookieFlags::MIME_TYPE) {
if !mime_type.is_empty() { // Define the types to process with their corresponding flags
let _ = self.save_meta(conn, item_id, "mime_type", mime_type); let types_to_process = [
("mime_type", CookieFlags::MIME_TYPE),
("mime_encoding", CookieFlags::MIME_ENCODING),
("file_type", CookieFlags::default()),
];
for (name, flags) in types_to_process {
if let Ok(result) = self.get_magic_result(flags) {
if !result.is_empty() {
// Use process_metadata_outputs to handle output mapping
if let Some(meta_data) = crate::meta_plugin::process_metadata_outputs(
name,
result,
&self.outputs
) {
metadata.push(meta_data);
}
} }
} }
if let Ok(mime_encoding) = self.get_magic_result(CookieFlags::MIME_ENCODING) {
if !mime_encoding.is_empty() {
let _ = self.save_meta(conn, item_id, "mime_encoding", mime_encoding);
}
}
if let Ok(file_type) = self.get_magic_result(CookieFlags::default()) {
if !file_type.is_empty() {
let _ = self.save_meta(conn, item_id, "file_type", file_type);
}
}
self.is_saved = true;
} }
Ok(())
metadata
} }
} }
impl MetaPlugin for MagicFileMetaPlugin { impl MetaPlugin for MagicFileMetaPlugin {
fn initialize(&mut self, item_id: i64) -> Result<MetaPluginResponse> { fn initialize(&mut self, item_id: i64) -> crate::meta_plugin::MetaPluginResponse {
self.item_id = Some(item_id); self.item_id = Some(item_id);
// Initialize the magic cookie once // Initialize the magic cookie once
let cookie = Cookie::open(Default::default()) let cookie = match Cookie::open(Default::default()) {
.map_err(|e| anyhow::anyhow!("Failed to open magic cookie: {}", e))?; Ok(cookie) => cookie,
cookie.load(&[] as &[&str]) Err(e) => {
.map_err(|e| anyhow::anyhow!("Failed to load magic database: {}", e))?; return crate::meta_plugin::MetaPluginResponse {
metadata: Vec::new(),
is_finalized: true,
};
}
};
if let Err(e) = cookie.load(&[] as &[&str]) {
return crate::meta_plugin::MetaPluginResponse {
metadata: Vec::new(),
is_finalized: true,
};
}
self.cookie = Some(cookie); self.cookie = Some(cookie);
Ok(MetaPluginResponse::default()) crate::meta_plugin::MetaPluginResponse {
} metadata: Vec::new(),
is_finalized: false,
fn finalize(&mut self) -> Result<MetaPluginResponse> {
let mut metadata = Vec::new();
// Save all magic metadata if not already saved
if let Some(item_id) = self.item_id {
if let Some(cookie) = &self.cookie {
// Get mime type
if let Ok(mime_type) = self.get_magic_result(CookieFlags::MIME_TYPE) {
if !mime_type.is_empty() {
if let Some(meta) = self.create_meta(item_id, "mime_type", mime_type) {
metadata.push(meta);
}
}
}
// Get mime encoding
if let Ok(mime_encoding) = self.get_magic_result(CookieFlags::MIME_ENCODING) {
if !mime_encoding.is_empty() {
if let Some(meta) = self.create_meta(item_id, "mime_encoding", mime_encoding) {
metadata.push(meta);
}
}
}
// Get file type
if let Ok(file_type) = self.get_magic_result(CookieFlags::default()) {
if !file_type.is_empty() {
if let Some(meta) = self.create_meta(item_id, "file_type", file_type) {
metadata.push(meta);
}
}
}
}
} }
Ok(MetaPluginResponse {
metadata: if metadata.is_empty() { None } else { Some(metadata) },
is_finalized: true,
})
} }
fn update(&mut self, data: &[u8]) -> Result<MetaPluginResponse> { fn finalize(&mut self) -> crate::meta_plugin::MetaPluginResponse {
let metadata = if let Some(item_id) = self.item_id {
self.process_magic_types(item_id)
} else {
Vec::new()
};
crate::meta_plugin::MetaPluginResponse {
metadata,
is_finalized: true,
}
}
fn update(&mut self, data: &[u8]) -> crate::meta_plugin::MetaPluginResponse {
let mut metadata = Vec::new(); let mut metadata = Vec::new();
// Only collect up to max_buffer_size // Only collect up to max_buffer_size
@@ -185,42 +174,15 @@ impl MetaPlugin for MagicFileMetaPlugin {
// Check if we've reached our buffer limit and return metadata // Check if we've reached our buffer limit and return metadata
if self.buffer.len() >= self.max_buffer_size { if self.buffer.len() >= self.max_buffer_size {
if let Some(item_id) = self.item_id { if let Some(item_id) = self.item_id {
if let Some(cookie) = &self.cookie { metadata = self.process_magic_types(item_id);
// Get mime type
if let Ok(mime_type) = self.get_magic_result(CookieFlags::MIME_TYPE) {
if !mime_type.is_empty() {
if let Some(meta) = self.create_meta(item_id, "mime_type", mime_type) {
metadata.push(meta);
}
}
}
// Get mime encoding
if let Ok(mime_encoding) = self.get_magic_result(CookieFlags::MIME_ENCODING) {
if !mime_encoding.is_empty() {
if let Some(meta) = self.create_meta(item_id, "mime_encoding", mime_encoding) {
metadata.push(meta);
}
}
}
// Get file type
if let Ok(file_type) = self.get_magic_result(CookieFlags::default()) {
if !file_type.is_empty() {
if let Some(meta) = self.create_meta(item_id, "file_type", file_type) {
metadata.push(meta);
}
}
}
}
} }
} }
} }
Ok(MetaPluginResponse { crate::meta_plugin::MetaPluginResponse {
metadata: if metadata.is_empty() { None } else { Some(metadata) }, metadata,
is_finalized: !metadata.is_empty(), is_finalized: !metadata.is_empty(),
}) }
} }
fn meta_name(&self) -> String { fn meta_name(&self) -> String {