From 14b609e6eebb0d462f5c25180817612612285831 Mon Sep 17 00:00:00 2001
From: Waqas Hussain <waqas20@gmail.com>
Date: Thu, 3 Jun 2010 17:48:50 +0500
Subject: SASL: Minor cleanup.

---
 util/sasl.lua           | 7 ++-----
 util/sasl/anonymous.lua | 2 +-
 util/sasl/plain.lua     | 2 +-
 util/sasl/scram.lua     | 6 ++----
 4 files changed, 6 insertions(+), 11 deletions(-)

diff --git a/util/sasl.lua b/util/sasl.lua
index 306acc0c..c9225f0d 100644
--- a/util/sasl.lua
+++ b/util/sasl.lua
@@ -108,11 +108,8 @@ function method:select(mechanism)
 		return false;
 	end
 	
-	self.mech_i = mechanisms[mechanism]
-	if self.mech_i == nil then 
-		return false;
-	end
-	return true;
+	self.mech_i = mechanisms[mechanism];
+	return (self.mech_i ~= nil);
 end
 
 -- feed new messages to process into the library
diff --git a/util/sasl/anonymous.lua b/util/sasl/anonymous.lua
index f3e31a7f..6e6f0949 100644
--- a/util/sasl/anonymous.lua
+++ b/util/sasl/anonymous.lua
@@ -35,7 +35,7 @@ local function anonymous(self, message)
 	repeat
 		username = generate_uuid();
 	until self.profile.anonymous(username, self.realm);
-	self["username"] = username;
+	self.username = username;
 	return "success"
 end
 
diff --git a/util/sasl/plain.lua b/util/sasl/plain.lua
index 4359bb3f..1a2ba01e 100644
--- a/util/sasl/plain.lua
+++ b/util/sasl/plain.lua
@@ -58,7 +58,7 @@ local function plain(self, message)
 	if self.profile.plain then
 		local correct_password;
 		correct_password, state = self.profile.plain(authentication, self.realm);
-		if correct_password == password then correct = true; else correct = false; end
+		correct = (correct_password == password);
 	elseif self.profile.plain_test then
 		correct, state = self.profile.plain_test(authentication, password, self.realm);
 	end
diff --git a/util/sasl/scram.lua b/util/sasl/scram.lua
index 1340423c..c366a152 100644
--- a/util/sasl/scram.lua
+++ b/util/sasl/scram.lua
@@ -93,10 +93,8 @@ local function validate_username(username)
 	return username;
 end
 
-local function hashprep( hashname ) 
-	local hash = hashname:lower()
-	hash = hash:gsub("-", "_")
-	return hash
+local function hashprep(hashname)
+	return hashname:lower():gsub("-", "_");
 end
 
 function saltedPasswordSHA1(password, salt, iteration_count)
-- 
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