From 8b00d67febf133e89f6a0bfabc41feed555dc4a9 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sat, 12 Jan 2019 21:48:33 +0800
Subject: =?UTF-8?q?*=E5=8E=BB=E6=8E=89=E6=96=87=E4=BB=B6=E5=89=8D=E7=BC=80?=
 =?UTF-8?q?je=5F?=
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---
 src/libjin/utils/log.cpp | 81 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 src/libjin/utils/log.cpp

(limited to 'src/libjin/utils/log.cpp')

diff --git a/src/libjin/utils/log.cpp b/src/libjin/utils/log.cpp
new file mode 100644
index 0000000..560afa8
--- /dev/null
+++ b/src/libjin/utils/log.cpp
@@ -0,0 +1,81 @@
+#define LOGHELPER_IMPLEMENT
+#include "log.h"
+
+#define hasbit(flag, bit) ((flag & bit) == bit)
+
+unsigned int Loghelper::dir = Loghelper::Direction::DIR_CERR;
+unsigned int Loghelper::levels = Loghelper::Level::LV_ALL;
+std::ofstream Loghelper::fs;
+
+void Loghelper::log(Level _level, const char* _fmt, ...)
+{
+    if (!hasbit(levels, _level))
+        return;
+#define FORMAT_MSG_BUFFER_SIZE (204800)  
+    const char* levelStr = nullptr;
+    switch (_level)
+    {
+    case LV_ERROR:
+        levelStr = "[Jin Error]: ";
+        break;
+    case LV_WARNING:
+        levelStr = "[Jin Warning]: ";
+        break;
+    case LV_INFO:
+        levelStr = "[Jin Info]: ";
+        break;
+    case LV_DEBUG:
+        levelStr = "[Jin Debug]: ";
+        break;
+    default:
+        levelStr = "[Jin Unknow]: ";
+        break;
+    }
+    char buffer[FORMAT_MSG_BUFFER_SIZE + 1] = { 0 };
+    strcpy(buffer, levelStr);
+    va_list args;
+    va_start(args, _fmt);
+    vsnprintf(buffer + strlen(buffer), FORMAT_MSG_BUFFER_SIZE, _fmt, args);
+    va_end(args);
+    if (hasbit(dir, DIR_CERR))
+    {
+        std::cerr << buffer << std::endl;
+    }
+    if (hasbit(dir, DIR_FILE))
+    {
+        fs << buffer << std::endl;
+    }
+#undef FORMAT_MSG_BUFFER_SIZE
+}
+
+// 重定向
+void Loghelper::redirect(unsigned int _dir, char* _path)
+{
+    dir = _dir;
+    if (hasbit(dir, DIR_FILE))
+    {
+        try
+        {
+            fs.open(_path, std::ios_base::app);
+        }
+        catch (std::ios_base::failure& e) {
+            dir = DIR_CERR;
+            log(Level::LV_WARNING, "重定向log路径 %s 失败", _path);
+        }
+    }
+}
+
+// 筛选错误等级
+void Loghelper::restrict(unsigned int _levels)
+{
+    levels = _levels;
+}
+
+void Loghelper::close()
+{
+    if (!fs.fail())
+        fs.close();
+    fs.clear();
+}
+
+#undef hasbit
-- 
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