/* * Copyright (c) 2013 Isode Limited. * All rights reserved. * See the COPYING file for more information. */ /* * Copyright (c) 2012 Maciej Niedzielski * Licensed under the simplified BSD license. * See Documentation/Licenses/BSD-simplified.txt for more information. */ #include <Swiften/Base/Regex.h> #include <string> #include <boost/regex.hpp> namespace Swift { namespace Regex { std::string escape(const std::string& source) { // escape regex special characters: ^.$| etc // these need to be escaped: [\^\$\|.........] // and then C++ requires '\' to be escaped, too.... static const boost::regex esc("([\\^\\.\\$\\|\\(\\)\\[\\]\\*\\+\\?\\/\\{\\}\\\\])"); // matched character should be prepended with '\' // replace matched special character with \\\1 // and escape once more for C++ rules... static const std::string rep("\\\\\\1"); return boost::regex_replace(source, esc, rep); } } }