LibIMAP: Support for LOGIN and LOGOUT

Userland/Libraries/LibIMAP/Client.cpp

@@ -114,6 +114,10 @@ static ReadonlyBytes command_byte_buffer(CommandType command)
         return "NOOP"sv.bytes();
     case CommandType::Capability:
         return "CAPABILITY"sv.bytes();
+    case CommandType::Logout:
+        return "LOGOUT"sv.bytes();
+    case CommandType::Login:
+        return "LOGIN"sv.bytes();
     case CommandType::List:
         return "LIST"sv.bytes();
     case CommandType::Select:
@@ -157,6 +161,12 @@ RefPtr<Promise<Optional<T>>> cast_promise(RefPtr<Promise<Optional<Response>>> pr
     return new_promise;
 }
 
+RefPtr<Promise<Optional<SolidResponse>>> Client::login(StringView username, StringView password)
+{
+    auto command = Command { CommandType::Login, m_current_command, { username, password } };
+    return cast_promise<SolidResponse>(send_command(move(command)));
+}
+
 RefPtr<Promise<Optional<SolidResponse>>> Client::list(StringView reference_name, StringView mailbox)
 {
     auto command = Command { CommandType::List, m_current_command,

Userland/Libraries/LibIMAP/Client.h

@@ -21,6 +21,7 @@ public:
     RefPtr<Promise<Optional<Response>>> send_command(Command&&);
     RefPtr<Promise<Optional<Response>>> send_simple_command(CommandType);
     void send_raw(StringView data);
+    RefPtr<Promise<Optional<SolidResponse>>> login(StringView username, StringView password);
     RefPtr<Promise<Optional<SolidResponse>>> list(StringView reference_name, StringView mailbox_name);
     RefPtr<Promise<Optional<SolidResponse>>> select(StringView string);
 

Userland/Libraries/LibIMAP/Objects.h

@@ -19,6 +19,8 @@ namespace IMAP {
 enum class CommandType {
     Capability,
     List,
+    Login,
+    Logout,
     Noop,
     Select,
 };
@@ -50,6 +52,7 @@ enum class ResponseType : unsigned {
     UIDValidity = 1u << 6,
     Unseen = 1u << 7,
     PermanentFlags = 1u << 8,
+    Bye = 1u << 13,
 };
 
 class Parser;
@@ -208,6 +211,18 @@ public:
         return m_permanent_flags;
     }
 
+    void set_bye(Optional<String> message)
+    {
+        add_response_type(ResponseType::Bye);
+        m_bye_message = move(message);
+    }
+
+    Optional<String>& bye_message()
+    {
+        VERIFY(contains_response_type(ResponseType::Bye));
+        return m_bye_message;
+    }
+
 private:
     unsigned m_response_type;
 
@@ -222,6 +237,7 @@ private:
     unsigned m_unseen {};
     Vector<String> m_permanent_flags;
     Vector<String> m_flags;
+    Optional<String> m_bye_message;
 };
 
 class SolidResponse {

Userland/Libraries/LibIMAP/Parser.cpp

@@ -179,6 +179,10 @@ void Parser::parse_untagged()
             parse_while([](u8 x) { return x != '\r'; });
             consume("\r\n");
         }
+    } else if (try_consume("BYE")) {
+        auto message = parse_while([](u8 x) { return x != '\r'; });
+        consume("\r\n");
+        m_response.data().set_bye(message.is_empty() ? Optional<String>() : Optional<String>(message));
     } else {
         auto x = parse_while([](u8 x) { return x != '\r'; });
         consume("\r\n");