From fb29f9c44acc0fc621194c33951a8135752708d6 Mon Sep 17 00:00:00 2001
From: brain
Date: Wed, 29 Aug 2007 20:31:52 +0000
Subject: Make IsSID completely strict: Must be [digit][A-Zdigit][A-Zdigit],
 nothing else. Use it to sanity check SID given on link

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@7993 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/m_spanningtree/utils.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src/modules/m_spanningtree/utils.cpp')

diff --git a/src/modules/m_spanningtree/utils.cpp b/src/modules/m_spanningtree/utils.cpp
index 705566d44..0bf8dd994 100644
--- a/src/modules/m_spanningtree/utils.cpp
+++ b/src/modules/m_spanningtree/utils.cpp
@@ -32,9 +32,11 @@
 bool SpanningTreeUtilities::IsSID(const std::string &str)
 {
 	/* Returns true if the string given is exactly 3 characters long,
-	 * starts with a digit, and has no '.' in the other 2
+	 * starts with a digit, and the other two characters are A-Z or digits
 	 */
-	return ((str.length() == 3) && isdigit(str[0]) && (str[1] != '.' && str[2] != '.'));
+	return ((str.length() == 3) && isdigit(str[0]) &&
+			((str[1] >= 'A' && str[1] <= 'Z') || isdigit(str[1])) &&
+			 ((str[2] >= 'A' && str[2] <= 'Z') || isdigit(str[2])));
 }
 
 /** Yay for fast searches!
-- 
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