Added ConfigReader class from InspIRCd to be used in modules to read config files using the new config parser.

git-svn-id: http://anope.svn.sourceforge.net/svnroot/anope/trunk@1755 5417fbe8-f217-4b02-8779-1006273d7864

src/configreader.cpp

@@ -0,0 +1,100 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "services.h"
+
+ConfigReader::ConfigReader() : data(&serverConfig.config_data), errorlog(new std::ostringstream(std::stringstream::in | std::stringstream::out)), privatehash(false), error(CONF_NO_ERROR)
+{
+}
+
+ConfigReader::~ConfigReader()
+{
+	if (this->errorlog)
+		delete this->errorlog;
+	if(this->privatehash)
+		delete this->data;
+}
+
+ConfigReader::ConfigReader(const std::string &filename) : data(new ConfigDataHash), errorlog(new std::ostringstream(std::stringstream::in | std::stringstream::out)), privatehash(true), error(CONF_NO_ERROR)
+{
+	serverConfig.ClearStack();
+}
+
+std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool allow_linefeeds)
+{
+	/* Don't need to strlcpy() tag and name anymore, ReadConf() takes const char* */
+	std::string result;
+	if (!serverConfig.ConfValue(*this->data, tag, name, default_value, index, result, allow_linefeeds)) this->error = CONF_VALUE_NOT_FOUND;
+	return result;
+}
+
+std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, int index, bool allow_linefeeds)
+{
+	return ReadValue(tag, name, "", index, allow_linefeeds);
+}
+
+bool ConfigReader::ReadFlag(const std::string &tag, const std::string &name, const std::string &default_value, int index)
+{
+	return serverConfig.ConfValueBool(*this->data, tag, name, default_value, index);
+}
+
+bool ConfigReader::ReadFlag(const std::string &tag, const std::string &name, int index)
+{
+	return ReadFlag(tag, name, "", index);
+}
+
+int ConfigReader::ReadInteger(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool need_positive)
+{
+	int result;
+	if (!serverConfig.ConfValueInteger(*this->data, tag, name, default_value, index, result)) {
+		this->error = CONF_VALUE_NOT_FOUND;
+		return 0;
+	}
+	if (need_positive && result < 0) {
+		this->error = CONF_INT_NEGATIVE;
+		return 0;
+	}
+	return result;
+}
+
+int ConfigReader::ReadInteger(const std::string &tag, const std::string &name, int index, bool need_positive)
+{
+	return ReadInteger(tag, name, "", index, need_positive);
+}
+
+long ConfigReader::GetError()
+{
+	long olderr = this->error;
+	this->error = 0;
+	return olderr;
+}
+
+void ConfigReader::DumpErrors(bool bail)
+{
+	serverConfig.ReportConfigError(this->errorlog->str(), bail);
+}
+
+int ConfigReader::Enumerate(const std::string &tag)
+{
+	return serverConfig.ConfValueEnum(*this->data, tag);
+}
+
+int ConfigReader::EnumerateValues(const std::string &tag, int index)
+{
+	return serverConfig.ConfVarEnum(*this->data, tag, index);
+}
+
+bool ConfigReader::Verify()
+{
+	return this->readerror;
+}