1 files changed, 337 insertions, 0 deletions
diff --git a/src/lib/base/log_outputters.cpp b/src/lib/base/log_outputters.cpp
new file mode 100644
index 0000000..8e56c26
--- /dev/null
+++ b/src/lib/base/log_outputters.cpp
@@ -0,0 +1,337 @@
+/*
+ * barrier -- mouse and keyboard sharing utility
+ * Copyright (C) 2012-2016 Symless Ltd.
+ * Copyright (C) 2002 Chris Schoeneman
+ * 
+ * This package is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * found in the file LICENSE that should have accompanied this file.
+ * 
+ * This package 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 "base/log_outputters.h"
+#include "base/TMethodJob.h"
+#include "arch/Arch.h"
+
+#include <fstream>
+
+enum EFileLogOutputter {
+    kFileSizeLimit = 1024 // kb
+};
+
+//
+// StopLogOutputter
+//
+
+StopLogOutputter::StopLogOutputter()
+{
+    // do nothing
+}
+
+StopLogOutputter::~StopLogOutputter()
+{
+    // do nothing
+}
+
+void
+StopLogOutputter::open(const char*)
+{
+    // do nothing
+}
+
+void
+StopLogOutputter::close()
+{
+    // do nothing
+}
+
+void
+StopLogOutputter::show(bool)
+{
+    // do nothing
+}
+
+bool
+StopLogOutputter::write(ELevel, const char*)
+{
+    return false;
+}
+
+
+//
+// ConsoleLogOutputter
+//
+
+ConsoleLogOutputter::ConsoleLogOutputter()
+{
+}
+
+ConsoleLogOutputter::~ConsoleLogOutputter()
+{
+}
+
+void
+ConsoleLogOutputter::open(const char* title)
+{
+    ARCH->openConsole(title);
+}
+
+void
+ConsoleLogOutputter::close()
+{
+    ARCH->closeConsole();
+}
+
+void
+ConsoleLogOutputter::show(bool showIfEmpty)
+{
+    ARCH->showConsole(showIfEmpty);
+}
+
+bool
+ConsoleLogOutputter::write(ELevel level, const char* msg)
+{
+    ARCH->writeConsole(level, msg);
+    return true;
+}
+
+void
+ConsoleLogOutputter::flush()
+{
+
+}
+
+
+//
+// SystemLogOutputter
+//
+
+SystemLogOutputter::SystemLogOutputter()
+{
+    // do nothing
+}
+
+SystemLogOutputter::~SystemLogOutputter()
+{
+    // do nothing
+}
+
+void
+SystemLogOutputter::open(const char* title)
+{
+    ARCH->openLog(title);
+}
+
+void
+SystemLogOutputter::close()
+{
+    ARCH->closeLog();
+}
+
+void
+SystemLogOutputter::show(bool showIfEmpty)
+{
+    ARCH->showLog(showIfEmpty);
+}
+
+bool
+SystemLogOutputter::write(ELevel level, const char* msg)
+{
+    ARCH->writeLog(level, msg);
+    return true;
+}
+
+//
+// SystemLogger
+//
+
+SystemLogger::SystemLogger(const char* title, bool blockConsole) :
+    m_stop(NULL)
+{
+    // redirect log messages
+    if (blockConsole) {
+        m_stop = new StopLogOutputter;
+        CLOG->insert(m_stop);
+    }
+    m_syslog = new SystemLogOutputter;
+    m_syslog->open(title);
+    CLOG->insert(m_syslog);
+}
+
+SystemLogger::~SystemLogger()
+{
+    CLOG->remove(m_syslog);
+    delete m_syslog;
+    if (m_stop != NULL) {
+        CLOG->remove(m_stop);
+        delete m_stop;
+    }
+}
+
+
+//
+// BufferedLogOutputter
+//
+
+BufferedLogOutputter::BufferedLogOutputter(UInt32 maxBufferSize) :
+    m_maxBufferSize(maxBufferSize)
+{
+    // do nothing
+}
+
+BufferedLogOutputter::~BufferedLogOutputter()
+{
+    // do nothing
+}
+
+BufferedLogOutputter::const_iterator
+BufferedLogOutputter::begin() const
+{
+    return m_buffer.begin();
+}
+
+BufferedLogOutputter::const_iterator
+BufferedLogOutputter::end() const
+{
+    return m_buffer.end();
+}
+
+void
+BufferedLogOutputter::open(const char*)
+{
+    // do nothing
+}
+
+void
+BufferedLogOutputter::close()
+{
+    // remove all elements from the buffer
+    m_buffer.clear();
+}
+
+void
+BufferedLogOutputter::show(bool)
+{
+    // do nothing
+}
+
+bool
+BufferedLogOutputter::write(ELevel, const char* message)
+{
+    while (m_buffer.size() >= m_maxBufferSize) {
+        m_buffer.pop_front();
+    }
+    m_buffer.push_back(String(message));
+    return true;
+}
+
+
+//
+// FileLogOutputter
+//
+
+FileLogOutputter::FileLogOutputter(const char* logFile)
+{
+    setLogFilename(logFile);
+}
+
+FileLogOutputter::~FileLogOutputter()
+{
+}
+
+void
+FileLogOutputter::setLogFilename(const char* logFile)
+{
+    assert(logFile != NULL);
+    m_fileName = logFile;
+}
+
+bool
+FileLogOutputter::write(ELevel level, const char *message)
+{
+    bool moveFile = false;
+
+    std::ofstream m_handle;
+    m_handle.open(m_fileName.c_str(), std::fstream::app);
+    if (m_handle.is_open() && m_handle.fail() != true) {
+        m_handle << message << std::endl;
+
+        // when file size exceeds limits, move to 'old log' filename.
+        size_t p = m_handle.tellp();
+        if (p > (kFileSizeLimit * 1024)) {
+            moveFile = true;
+        }
+    }
+    m_handle.close();
+
+    if (moveFile) {
+        String oldLogFilename = barrier::string::sprintf("%s.1", m_fileName.c_str());
+        remove(oldLogFilename.c_str());
+        rename(m_fileName.c_str(), oldLogFilename.c_str());
+    }
+
+    return true;
+}
+
+void
+FileLogOutputter::open(const char *title) {}
+
+void
+FileLogOutputter::close() {}
+
+void
+FileLogOutputter::show(bool showIfEmpty) {}
+
+//
+// MesssageBoxLogOutputter
+//
+
+MesssageBoxLogOutputter::MesssageBoxLogOutputter()
+{
+    // do nothing
+}
+
+MesssageBoxLogOutputter::~MesssageBoxLogOutputter()
+{
+    // do nothing
+}
+
+void
+MesssageBoxLogOutputter::open(const char* title) 
+{
+    // do nothing
+}
+
+void
+MesssageBoxLogOutputter::close()
+{
+    // do nothing
+}
+
+void
+MesssageBoxLogOutputter::show(bool showIfEmpty)
+{
+    // do nothing
+}
+
+bool
+MesssageBoxLogOutputter::write(ELevel level, const char* msg)
+{
+    // don't spam user with messages.
+    if (level > kERROR) {
+        return true;
+    }
+
+#if SYSAPI_WIN32
+    MessageBox(NULL, msg, CLOG->getFilterName(level), MB_OK);
+#endif
+
+    return true;
+}