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engines/ultima/ultima8/misc/util.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "ultima/shared/std/string.h"
+#include "ultima/ultima8/misc/util.h"
+
+namespace Ultima {
+namespace Ultima8 {
+
+template<class T> void StringToArgv(const T &args, Common::Array<T> &argv) {
+	// Clear the vector
+	argv.clear();
+
+	bool quoted = false;
+	typename T::const_iterator it;
+	int ch;
+	T arg;
+
+	for (it = args.begin(); it != args.end(); ++it) {
+		ch = *it;
+
+		// Toggle quoted string handling
+		if (ch == '\"') {
+			quoted = !quoted;
+			continue;
+		}
+
+		// Handle \\, \", \', \n, \r, \t
+		if (ch == '\\') {
+			typename T::const_iterator next = it + 1;
+			if (next != args.end()) {
+				if (*next == '\\' || *next == '\"' || *next == '\'') {
+					ch = *next;
+					++it;
+				} else if (*next == 'n') {
+					ch = '\n';
+					++it;
+				} else if (*next == 'r') {
+					ch = '\r';
+					++it;
+				} else if (*next == 't') {
+					ch = '\t';
+					++it;
+				} else if (*next == ' ') {
+					ch = ' ';
+					++it;
+				}
+			}
+		}
+
+		// A space, a tab, line feed, carriage return
+		if (!quoted && (ch == ' ' || ch == '\t' || ch == '\n' || ch == '\r')) {
+			// If we are not empty then we are at the end of the arg
+			// otherwise we will ignore the extra chars
+			if (!arg.empty()) {
+				argv.push_back(arg);
+				arg.clear();
+			}
+
+			continue;
+		}
+
+		// Add the charater to the string
+		arg += ch;
+	}
+
+	// Push any arg if it's left
+	if (!arg.empty()) argv.push_back(arg);
+}
+
+template void StringToArgv<Common::String>(const Common::String &args, Common::Array<Common::String> &argv);
+
+template<class T> void SplitString(const T &args, char sep,
+								   Std::vector<T> &argv) {
+	// Clear the vector
+	argv.clear();
+
+	if (args.empty()) return;
+
+	typename T::size_type pos, start;
+	start = 0;
+	while (start != T::npos) {
+		pos = args.find(sep, start);
+		if (pos == T::npos) {
+			argv.push_back(args.substr(start));
+			start = pos;
+		} else {
+			argv.push_back(args.substr(start, pos - start));
+			start = pos + 1;
+		}
+	}
+}
+
+
+template void SplitString<Std::string>(const Std::string &args, char sep, Std::vector<Std::string> &argv);
+
+template<class T> void SplitStringKV(const T &args, char sep,
+									 Std::vector<Common::Pair<T, T> > &argv) {
+	// Clear the vector
+	argv.clear();
+
+	if (args.empty()) return;
+
+	Std::vector<T> keyvals;
+	SplitString(args, sep, keyvals);
+
+	for (unsigned int i = 0; i < keyvals.size(); ++i) {
+		Common::Pair<T, T> keyval;
+		typename T::size_type pos;
+		pos = keyvals[i].find('=');
+		keyval.first = keyvals[i].substr(0, pos);
+		keyval.first.trim();
+		if (pos == T::npos) {
+			keyval.second = "";
+		} else {
+			keyval.second = keyvals[i].substr(pos + 1);
+			keyval.second.trim();
+		}
+		if (!(keyval.first.empty() && keyval.second.empty()))
+			argv.push_back(keyval);
+	}
+}
+
+template void SplitStringKV<Std::string>(const Std::string &args, char sep, Std::vector<Common::Pair<Std::string, Std::string> > &argv);
+
+} // End of namespace Ultima8
+} // End of namespace Ultima