From 0c828ad6d498a15f42b1d281ea979135a91b87e2 Mon Sep 17 00:00:00 2001
From: brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Sun, 14 Jan 2007 13:30:43 +0000
Subject: Add alias:matchcase config setting (per-alias, determines wether to
 match case on format string) and ability for case sensitive match()

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@6319 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/m_alias.cpp |  9 ++++++--
 src/wildcard.cpp        | 56 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/modules/m_alias.cpp b/src/modules/m_alias.cpp
index ffa6c1e46..e8fe736c4 100644
--- a/src/modules/m_alias.cpp
+++ b/src/modules/m_alias.cpp
@@ -15,6 +15,7 @@
 #include "channels.h"
 #include "modules.h"
 #include "inspircd.h"
+#include "wildcard.h"
 #include <vector>
 
 /* $ModDesc: Provides aliases of commands. */
@@ -34,6 +35,8 @@ class Alias : public classbase
 	bool uline;
 	/** Requires oper? */
 	bool operonly;
+	/* is case sensitive params */
+	bool case_sensitive;
 	/** Format that must be matched for use */
 	std::string format;
 };
@@ -63,6 +66,7 @@ class ModuleAlias : public Module
 			a.uline = MyConf.ReadFlag("alias", "uline", i);
 			a.operonly = MyConf.ReadFlag("alias", "operonly", i);
 			a.format = MyConf.ReadValue("alias", "format", i);
+			a.case_sensitive = MyConf.ReadFlag("alias", "matchcase", i);
 			Aliases.push_back(a);
 			AliasMap[txt] = 1;
 		}
@@ -162,9 +166,10 @@ class ModuleAlias : public Module
 			if (Aliases[i].text == c)
 			{
 				/* Does it match the pattern? */
-				if ((!Aliases[i].format.empty()) && (!ServerInstance->MatchText(compare, Aliases[i].format)))
+				if (!Aliases[i].format.empty())
 				{
-					continue;
+					if (!match(Aliases[i].case_sensitive, compare.c_str(), Aliases[i].format.c_str()))
+						continue;
 				}
 
 				if ((Aliases[i].operonly) && (!*user->oper))
diff --git a/src/wildcard.cpp b/src/wildcard.cpp
index f99054939..2243bc882 100644
--- a/src/wildcard.cpp
+++ b/src/wildcard.cpp
@@ -28,6 +28,55 @@ using irc::sockets::MatchCIDR;
 // (unattributed to any author) all over the 'net.
 // For now, we'll just consider this public domain.
 
+bool csmatch(const char *str, const char *mask)
+{
+	unsigned char *cp = NULL, *mp = NULL;
+	unsigned char* string = (unsigned char*)str;
+	unsigned char* wild = (unsigned char*)mask;
+
+	while ((*string) && (*wild != '*'))
+	{
+		if ((*wild != *string) && (*wild != '?'))
+		{
+			return 0;
+		}
+		wild++;
+		string++;
+	}
+
+	while (*string)
+	{
+		if (*wild == '*')
+		{
+			if (!*++wild)
+			{
+				return 1;
+			}
+			mp = wild;
+			cp = string+1;
+		}
+		else
+		if ((*wild == *string) || (*wild == '?'))
+		{
+			wild++;
+			string++;
+		}
+		else
+		{
+			wild = mp;
+			string = cp++;
+		}
+
+	}
+
+	while (*wild == '*')
+	{
+		wild++;
+	}
+
+	return !*wild;
+}
+
 bool match(const char *str, const char *mask)
 {
 	unsigned char *cp = NULL, *mp = NULL;
@@ -84,3 +133,10 @@ bool match(const char *str, const char *mask, bool use_cidr_match)
 		return true;
 	return match(str, mask);
 }
+
+bool match(bool case_sensitive, const char *str, const char *mask, bool use_cidr_match)
+{
+	if (use_cidr_match && MatchCIDR(str, mask, true))
+		return true;
+	return csmatch(str, mask);
+}
-- 
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