use std::io::ErrorKind; use serde_json::Value; use super::Cipher; use crate::CONFIG; db_object! { #[derive(Identifiable, Queryable, Insertable, Associations, AsChangeset)] #[table_name = "attachments"] #[changeset_options(treat_none_as_null="true")] #[belongs_to(super::Cipher, foreign_key = "cipher_uuid")] #[primary_key(id)] pub struct Attachment { pub id: String, pub cipher_uuid: String, pub file_name: String, // encrypted pub file_size: i32, pub akey: Option, } } /// Local methods impl Attachment { pub const fn new(id: String, cipher_uuid: String, file_name: String, file_size: i32, akey: Option) -> Self { Self { id, cipher_uuid, file_name, file_size, akey, } } pub fn get_file_path(&self) -> String { format!("{}/{}/{}", CONFIG.attachments_folder(), self.cipher_uuid, self.id) } pub fn get_url(&self, host: &str) -> String { format!("{}/attachments/{}/{}", host, self.cipher_uuid, self.id) } pub fn to_json(&self, host: &str) -> Value { json!({ "Id": self.id, "Url": self.get_url(host), "FileName": self.file_name, "Size": self.file_size.to_string(), "SizeName": crate::util::get_display_size(self.file_size), "Key": self.akey, "Object": "attachment" }) } } use crate::db::DbConn; use crate::api::EmptyResult; use crate::error::MapResult; /// Database methods impl Attachment { pub fn save(&self, conn: &DbConn) -> EmptyResult { db_run! { conn: sqlite, mysql { match diesel::replace_into(attachments::table) .values(AttachmentDb::to_db(self)) .execute(conn) { Ok(_) => Ok(()), // Record already exists and causes a Foreign Key Violation because replace_into() wants to delete the record first. Err(diesel::result::Error::DatabaseError(diesel::result::DatabaseErrorKind::ForeignKeyViolation, _)) => { diesel::update(attachments::table) .filter(attachments::id.eq(&self.id)) .set(AttachmentDb::to_db(self)) .execute(conn) .map_res("Error saving attachment") } Err(e) => Err(e.into()), }.map_res("Error saving attachment") } postgresql { let value = AttachmentDb::to_db(self); diesel::insert_into(attachments::table) .values(&value) .on_conflict(attachments::id) .do_update() .set(&value) .execute(conn) .map_res("Error saving attachment") } } } pub fn delete(&self, conn: &DbConn) -> EmptyResult { db_run! { conn: { crate::util::retry( || diesel::delete(attachments::table.filter(attachments::id.eq(&self.id))).execute(conn), 10, ) .map_res("Error deleting attachment")?; let file_path = &self.get_file_path(); match crate::util::delete_file(file_path) { // Ignore "file not found" errors. This can happen when the // upstream caller has already cleaned up the file as part of // its own error handling. Err(e) if e.kind() == ErrorKind::NotFound => { debug!("File '{}' already deleted.", file_path); Ok(()) } Err(e) => Err(e.into()), _ => Ok(()), } }} } pub fn delete_all_by_cipher(cipher_uuid: &str, conn: &DbConn) -> EmptyResult { for attachment in Attachment::find_by_cipher(cipher_uuid, conn) { attachment.delete(conn)?; } Ok(()) } pub fn find_by_id(id: &str, conn: &DbConn) -> Option { db_run! { conn: { attachments::table .filter(attachments::id.eq(id.to_lowercase())) .first::(conn) .ok() .from_db() }} } pub fn find_by_cipher(cipher_uuid: &str, conn: &DbConn) -> Vec { db_run! { conn: { attachments::table .filter(attachments::cipher_uuid.eq(cipher_uuid)) .load::(conn) .expect("Error loading attachments") .from_db() }} } pub fn size_by_user(user_uuid: &str, conn: &DbConn) -> i64 { db_run! { conn: { let result: Option = attachments::table .left_join(ciphers::table.on(ciphers::uuid.eq(attachments::cipher_uuid))) .filter(ciphers::user_uuid.eq(user_uuid)) .select(diesel::dsl::sum(attachments::file_size)) .first(conn) .expect("Error loading user attachment total size"); result.unwrap_or(0) }} } pub fn count_by_user(user_uuid: &str, conn: &DbConn) -> i64 { db_run! { conn: { attachments::table .left_join(ciphers::table.on(ciphers::uuid.eq(attachments::cipher_uuid))) .filter(ciphers::user_uuid.eq(user_uuid)) .count() .first(conn) .unwrap_or(0) }} } pub fn size_by_org(org_uuid: &str, conn: &DbConn) -> i64 { db_run! { conn: { let result: Option = attachments::table .left_join(ciphers::table.on(ciphers::uuid.eq(attachments::cipher_uuid))) .filter(ciphers::organization_uuid.eq(org_uuid)) .select(diesel::dsl::sum(attachments::file_size)) .first(conn) .expect("Error loading user attachment total size"); result.unwrap_or(0) }} } pub fn count_by_org(org_uuid: &str, conn: &DbConn) -> i64 { db_run! { conn: { attachments::table .left_join(ciphers::table.on(ciphers::uuid.eq(attachments::cipher_uuid))) .filter(ciphers::organization_uuid.eq(org_uuid)) .count() .first(conn) .unwrap_or(0) }} } }