merge and resplit/cleanup appservice service

Signed-off-by: Jason Volk <jason@zemos.net>

src/service/appservice/registration_info.rs

@@ -0,0 +1,39 @@
+use conduit::Result;
+use ruma::{api::appservice::Registration, UserId};
+
+use super::NamespaceRegex;
+
+/// Appservice registration combined with its compiled regular expressions.
+#[derive(Clone, Debug)]
+pub struct RegistrationInfo {
+	pub registration: Registration,
+	pub users: NamespaceRegex,
+	pub aliases: NamespaceRegex,
+	pub rooms: NamespaceRegex,
+}
+
+impl RegistrationInfo {
+	#[must_use]
+	pub fn is_user_match(&self, user_id: &UserId) -> bool {
+		self.users.is_match(user_id.as_str()) || self.registration.sender_localpart == user_id.localpart()
+	}
+
+	#[inline]
+	#[must_use]
+	pub fn is_exclusive_user_match(&self, user_id: &UserId) -> bool {
+		self.users.is_exclusive_match(user_id.as_str()) || self.registration.sender_localpart == user_id.localpart()
+	}
+}
+
+impl TryFrom<Registration> for RegistrationInfo {
+	type Error = regex::Error;
+
+	fn try_from(value: Registration) -> Result<Self, regex::Error> {
+		Ok(Self {
+			users: value.namespaces.users.clone().try_into()?,
+			aliases: value.namespaces.aliases.clone().try_into()?,
+			rooms: value.namespaces.rooms.clone().try_into()?,
+			registration: value,
+		})
+	}
+}