1 files changed, 100 insertions, 0 deletions
diff --git a/src/modules/AuthBackendFile/AuthBackendFile.cpp b/src/modules/AuthBackendFile/AuthBackendFile.cpp
new file mode 100644
index 0000000..8374101
--- /dev/null
+++ b/src/modules/AuthBackendFile/AuthBackendFile.cpp
@@ -0,0 +1,100 @@
+/*
+ * AuthBackendFile.cpp
+ *
+ * Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "AuthBackendFile.h"
+#include <Core/ConfigEntry.h>
+#include <Core/ConfigManager.h>
+
+#include <fstream>
+
+#include <boost/regex.hpp>
+
+namespace Mad {
+namespace Modules {
+namespace AuthBackendFile {
+
+void AuthBackendFile::readFile(const std::string &name) {
+  std::ifstream stream(name.c_str());
+  if(!stream.good()) {
+    application->logf(Core::LoggerBase::LOG_WARNING, "AuthBackendFile: Can't read file '%s'.", name.c_str());
+    return;
+  }
+
+  while(stream.good() && !stream.eof()) {
+    std::string line;
+    std::getline(stream, line);
+
+    if(line.empty())
+      continue;
+
+    static const boost::regex regex("([^:]+):(.+)", boost::regex_constants::perl);
+    boost::smatch match;
+
+    if(!boost::regex_match(line, match, regex)) {
+      application->logf(Core::LoggerBase::LOG_WARNING, "AuthBackendFile: Malformed line in file '%s'.", name.c_str());
+      continue;
+    }
+
+
+    userMap.insert(std::make_pair(match[1].str(), match[2].str()));
+  }
+}
+
+bool AuthBackendFile::handleConfigEntry(const Core::ConfigEntry &entry, bool /*handled*/) {
+  if(!entry[0].getKey().matches("AuthBackendFile"))
+    return false;
+
+  if(entry[1].empty())
+    return true;
+
+  if(entry[1].getKey().matches("File")) {
+    if(entry[2].empty()) {
+      readFile(entry[1][0]);
+    }
+  }
+  else if(!entry[2].empty())
+    return false;
+
+  return true;
+}
+
+boost::shared_ptr<Common::AuthContext> AuthBackendFile::authenticate(const std::string &method, const std::string &user,
+    const std::vector<boost::uint8_t> &challenge, std::vector<boost::uint8_t>& /*response*/,
+    boost::shared_ptr<Common::AuthContext> context) throw(Core::Exception) {
+  if(method != "Password")
+    throw(Core::Exception(Core::Exception::INVALID_INPUT));
+
+  if(context.get() != 0 && dynamic_cast<AuthContextFile*>(context.get()) == 0)
+    throw(Core::Exception(Core::Exception::INVALID_INPUT));
+
+  if(context.get() == 0)
+    context.reset(new AuthContextFile);
+
+  std::string password(challenge.begin(), challenge.end());
+
+  std::map<std::string, std::string>::iterator userIt = userMap.find(user);
+  if(userIt == userMap.end() || password != userIt->second)
+    throw(Core::Exception(Core::Exception::AUTHENTICATION));
+
+  return context;
+}
+
+}
+}
+}