Merge pull request #127 from Justasic/insp20+color

[2.0] Added processing of color codes into /rules

1 files changed, 76 insertions, 0 deletions

diff --git a/src/configreader.cpp b/src/configreader.cpp
index 1e6d96d0d..166e124ca 100644
--- a/src/configreader.cpp
+++ b/src/configreader.cpp
@@ -723,6 +723,24 @@ void ServerConfig::Apply(ServerConfig* old, const std::string &useruid)
 	errstr.clear();
 	errstr.str(std::string());
 
+	// Re-parse our MOTD and RULES files for colors -- Justasic
+	for (ClassVector::const_iterator it = this->Classes.begin(), it_end = this->Classes.end(); it != it_end; ++it)
+	{
+		ConfigTag *tag = (*it)->config;
+		// Make sure our connection class allows motd colors
+		if(!tag->getBool("allowmotdcolors"))
+		      continue;
+
+		ConfigFileCache::iterator motdfile = this->Files.find(tag->getString("motd", "motd"));
+		ConfigFileCache::iterator rulesfile = this->Files.find(tag->getString("rules", "rules"));
+
+		if(motdfile != this->Files.end())
+		      this->ProcessColors(motdfile);
+
+		if(rulesfile != this->Files.end())
+		      this->ProcessColors(rulesfile);
+	}
+
 	/* No old configuration -> initial boot, nothing more to do here */
 	if (!old)
 	{
@@ -734,6 +752,7 @@ void ServerConfig::Apply(ServerConfig* old, const std::string &useruid)
 		return;
 	}
 
+
 	// If there were errors processing configuration, don't touch modules.
 	if (!valid)
 		return;
@@ -840,6 +859,63 @@ ConfigTagList ServerConfig::ConfTags(const std::string& tag)
 	return config_data.equal_range(tag);
 }
 
+/*
+ * Replace all color codes from the special[] array to actual
+ * color code chars using C++ style escape sequences. You
+ * can append other chars to replace if you like -- Justasic
+ */
+void ServerConfig::ProcessColors(ConfigFileCache::iterator &file)
+{
+	static struct special_chars
+	{
+		std::string character;
+		std::string replace;
+		special_chars(const std::string &c, const std::string &r) : character(c), replace(r) { }
+	}
+
+	special[] = {
+		special_chars("\\002", "\002"),  // Bold
+		special_chars("\\037", "\037"),  // underline
+		special_chars("\\003", "\003"),  // Color
+		special_chars("\\017", "\017"), // Stop colors
+		special_chars("\\u", "\037"),    // Alias for underline
+		special_chars("\\b", "\002"),    // Alias for Bold
+		special_chars("\\x", "\017"),    // Alias for stop
+		special_chars("\\c", "\003"),    // Alias for color
+		special_chars("", "")
+	};
+
+	for(file_cache::iterator it = file->second.begin(), it_end = file->second.end(); it != it_end; it++)
+	{
+		std::string ret = *it;
+		for(int i = 0; special[i].character.empty() == false; ++i)
+		{
+			std::string::size_type pos = ret.find(special[i].character);
+			if(pos == std::string::npos) // Couldn't find the character, skip this line
+				continue;
+			
+			if((pos > 0) && (ret[pos-1] == '\\') && (ret[pos] == '\\'))
+				continue; // Skip double slashes.
+
+			// Replace all our characters in the array
+			while(pos != std::string::npos)
+			{
+				ret = ret.substr(0, pos) + special[i].replace + ret.substr(pos + special[i].character.size());
+				pos = ret.find(special[i].character, pos + special[i].replace.size());
+			}
+		}
+
+		// Replace double slashes with a single slash before we return
+		std::string::size_type pos = ret.find("\\\\");
+		while(pos != std::string::npos)
+		{
+			ret = ret.substr(0, pos) + "\\" + ret.substr(pos + 2);
+			pos = ret.find("\\\\", pos + 1);
+		}
+		*it = ret;
+	}
+}
+
 bool ServerConfig::FileExists(const char* file)
 {
 	struct stat sb;