GOB: Add a small manager for INI configs

svn-id: r55533

3 files changed, 169 insertions, 0 deletions

diff --git a/engines/gob/iniconfig.cpp b/engines/gob/iniconfig.cpp
new file mode 100644
index 0000000000..f08303c0bb
--- /dev/null
+++ b/engines/gob/iniconfig.cpp
@@ -0,0 +1,103 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#include "gob/iniconfig.h"
+
+namespace Gob {
+
+INIConfig::INIConfig() {
+}
+
+INIConfig::~INIConfig() {
+	for (ConfigMap::iterator c = _configs.begin(); c != _configs.end(); ++c)
+		delete c->_value.config;
+}
+
+bool INIConfig::getValue(Common::String &result, const Common::String &file,
+		const Common::String &section, const Common::String &key,
+		const Common::String &def) {
+
+	Config config;
+	if (!getConfig(file, config)) {
+		if (!openConfig(file, config)) {
+			result = def;
+			return false;
+		}
+	}
+
+	if (!config.config->getKey(key, section, result)) {
+		result = def;
+		return false;
+	}
+
+	return true;
+}
+
+bool INIConfig::setValue(const Common::String &file, const Common::String &section,
+		const Common::String &key, const Common::String &value) {
+
+	Config config;
+	if (!getConfig(file, config))
+		if (!createConfig(file, config))
+			return false;
+
+	config.config->setKey(key, section, value);
+	return true;
+}
+
+bool INIConfig::getConfig(const Common::String &file, Config &config) {
+	if (!_configs.contains(file))
+		return false;
+
+	config = _configs.getVal(file);
+	return true;
+}
+
+bool INIConfig::openConfig(const Common::String &file, Config &config) {
+	config.config  = new Common::ConfigFile();
+	config.created = false;
+
+	if (!config.config->loadFromFile(file)) {
+		delete config.config;
+		config.config = 0;
+		return false;
+	}
+
+
+	_configs.setVal(file, config);
+
+	return true;
+}
+
+bool INIConfig::createConfig(const Common::String &file, Config &config) {
+	config.config  = new Common::ConfigFile();
+	config.created = true;;
+
+	_configs.setVal(file, config);
+
+	return true;
+}
+
+} // End of namespace Gob
diff --git a/engines/gob/iniconfig.h b/engines/gob/iniconfig.h
new file mode 100644
index 0000000000..fc35315207
--- /dev/null
+++ b/engines/gob/iniconfig.h
@@ -0,0 +1,65 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef GOB_INICONFIG_H
+#define GOB_INICONFIG_H
+
+#include "common/str.h"
+#include "common/config-file.h"
+#include "common/hashmap.h"
+
+namespace Gob {
+
+class INIConfig {
+public:
+	INIConfig();
+	~INIConfig();
+
+	bool getValue(Common::String &result, const Common::String &file,
+			const Common::String &section, const Common::String &key,
+			const Common::String &def = "");
+
+	bool setValue(const Common::String &file, const Common::String &section,
+			const Common::String &key, const Common::String &value);
+
+private:
+	struct Config {
+		Common::ConfigFile *config;
+		bool created;
+	};
+
+	typedef Common::HashMap<Common::String, Config, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> ConfigMap;
+
+	ConfigMap _configs;
+
+	bool getConfig(const Common::String &file, Config &config);
+
+	bool openConfig(const Common::String &file, Config &config);
+	bool createConfig(const Common::String &file, Config &config);
+};
+
+} // End of namespace Gob
+
+#endif // GOB_INICONFIG_H
diff --git a/engines/gob/module.mk b/engines/gob/module.mk
index 94fa712632..4df47a611a 100644
--- a/engines/gob/module.mk
+++ b/engines/gob/module.mk
@@ -20,6 +20,7 @@ MODULE_OBJS := \
 	goblin_v3.o \
 	goblin_v4.o \
 	hotspots.o \
+	iniconfig.o \
 	init.o \
 	init_v1.o \
 	init_v2.o \