Made a Regex class that wraps either boost::regex or wxRegEx (split from ScriptRegex).

Use Regex for keywords.

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1196 0fc631ac-6414-0410-93d0-97cfa31319b6

src/util/regex.cpp

@@ -0,0 +1,48 @@
+//+----------------------------------------------------------------------------+
+//| Description:  Magic Set Editor - Program to make Magic (tm) cards          |
+//| Copyright:    (C) 2001 - 2008 Twan van Laarhoven and "coppro"              |
+//| License:      GNU General Public License 2 or later (see file COPYING)     |
+//+----------------------------------------------------------------------------+
+
+// ----------------------------------------------------------------------------- : Includes
+
+#include <util/prec.hpp>
+#include <util/regex.hpp>
+#include <util/error.hpp>
+
+#if USE_BOOST_REGEX
+// ----------------------------------------------------------------------------- : Regex : boost
+
+void Regex::assign(const String& code) {
+	// compile string
+	try {
+		regex.assign(code.begin(),code.end());
+	} catch (const boost::regex_error& e) {
+		/// TODO: be more precise
+		throw ScriptError(String::Format(_("Error while compiling regular expression: '%s'\nAt position: %d\n%s"),
+		                  code.c_str(), e.position(), String(e.what(), IF_UNICODE(wxConvUTF8,String::npos))));
+	}
+}
+
+void Regex::replace_all(String* input, const String& format) {
+	//std::basic_string<Char> fmt; format_string(format,fmt);
+	std::basic_string<Char> fmt(format.begin(),format.end());
+	String output;
+	regex_replace(insert_iterator<String>(output, output.end()),
+	              input->begin(), input->end(), regex, fmt, boost::format_sed);
+	*input = output;
+}
+
+#else // USE_BOOST_REGEX
+// ----------------------------------------------------------------------------- : Regex : wx
+
+void Regex::assign(const String& code) {
+	// compile string
+	if (!regex.Compile(code, wxRE_ADVANCED)) {
+		throw ScriptError(_("Error while compiling regular expression: '") + code + _("'"));
+	}
+	assert(regex.IsValid());
+}
+
+#endif // USE_BOOST_REGEX
+// ----------------------------------------------------------------------------- : Regex : common