skip ANSI color commands

ref: https://github.com/gin-gonic/gin/pull/754

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

glide.lock

@@ -1,5 +1,5 @@
-hash: cccd36b5dd331f04f363476ebc21becfa3650945e3fd0b41821871702bc04743
-updated: 2016-12-14T00:05:23.060124146+08:00
+hash: 54ead355ba6aeef8f2ea2ea1b5a473e2ce21371831e06355001dbc9b4dc18e22
+updated: 2016-12-14T22:43:06.161105893+08:00
 imports:
 - name: github.com/asdine/storm
   version: 00b2f2df7ab7af9db746b826649395628cb5374e
@@ -12,7 +12,7 @@ imports:
 - name: github.com/fvbock/endless
   version: 2cdc20a776897c0f406853c048c33e2c1a9f0ebf
 - name: github.com/gin-gonic/gin
-  version: f931d1ea80ae95a6fc739213cdd9399bd2967fb6
+  version: e2212d40c62a98b388a5eb48ecbdcf88534688ba
   subpackages:
   - binding
   - render
@@ -28,6 +28,8 @@ imports:
   version: 0496a6c14df020789376f4d4a261273d5ddb36ec
 - name: github.com/manucorporat/sse
   version: ee05b128a739a0fb76c7ebd3ae4810c1de808d6d
+- name: github.com/mattn/go-isatty
+  version: 3a115632dcd687f9c8cd01679c83a06a0e21c1f3
 - name: github.com/mattn/go-xmpp
   version: e44d1877bb457f5c3991903e9934a31e55c3a2ad
 - name: github.com/pborman/uuid
@@ -137,8 +139,6 @@ testImports:
   - log
 - name: github.com/mattn/go-colorable
   version: 9056b7a9f2d1f2d96498d6d146acd1f9d5ed3d59
-- name: github.com/mattn/go-isatty
-  version: 56b76bdf51f7708750eac80fa38b952bb9f32639
 - name: github.com/pmezard/go-difflib
   version: 792786c7400a136282c1664665ae0a8db921c6c2
   subpackages:

glide.yaml

@@ -4,6 +4,7 @@ import:
 - package: github.com/asdine/storm
 - package: github.com/fvbock/endless
 - package: github.com/gin-gonic/gin
+  version: ^1.1.4
 - package: github.com/google/go-gcm
 - package: github.com/sideshow/apns2
   subpackages:
@@ -17,6 +18,8 @@ import:
 - package: gopkg.in/appleboy/gin-status-api.v1
 - package: gopkg.in/redis.v4
 - package: gopkg.in/yaml.v2
+- package: github.com/mattn/go-isatty
+  version: ^0.0.1
 testImport:
 - package: github.com/buger/jsonparser
 - package: github.com/stretchr/testify

gorush/log.go

@@ -4,10 +4,12 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/Sirupsen/logrus"
-	"github.com/gin-gonic/gin"
 	"os"
 	"strings"
+
+	"github.com/Sirupsen/logrus"
+	"github.com/gin-gonic/gin"
+	"github.com/mattn/go-isatty"
 )
 
 var (
@@ -54,6 +56,12 @@ type LogPushEntry struct {
 	Category string `json:"category,omitempty"`
 }
 
+var isTerm bool
+
+func init() {
+	isTerm = isatty.IsTerminal(os.Stdout.Fd())
+}
+
 // InitLog use for initial log module
 func InitLog() error {
 
@@ -145,9 +153,15 @@ func LogRequest(uri string, method string, ip string, contentType string, agent
 
 		output = string(logJSON)
 	} else {
+		var headerColor string
+
+		if isTerm {
+			headerColor = magenta
+		}
+
 		// format is string
 		output = fmt.Sprintf("|%s header %s| %s %s %s %s %s",
-			magenta, reset,
+			headerColor, reset,
 			log.Method,
 			log.URI,
 			log.IP,
@@ -203,8 +217,10 @@ func hideToken(token string, markLen int) string {
 func LogPush(status, token string, req PushNotification, errPush error) {
 	var plat, platColor, output string
 
+	if isTerm {
 		platColor = colorForPlatForm(req.Platform)
 		plat = typeForPlatForm(req.Platform)
+	}
 
 	errMsg := ""
 	if errPush != nil {
@@ -228,17 +244,26 @@ func LogPush(status, token string, req PushNotification, errPush error) {
 
 		output = string(logJSON)
 	} else {
+		var typeColor string
 		switch status {
 		case SucceededPush:
+			if isTerm {
+				typeColor = green
+			}
+
 			output = fmt.Sprintf("|%s %s %s| %s%s%s [%s] %s",
-				green, log.Type, reset,
+				typeColor, log.Type, reset,
 				platColor, log.Platform, reset,
 				log.Token,
 				log.Message,
 			)
 		case FailedPush:
+			if isTerm {
+				typeColor = red
+			}
+
 			output = fmt.Sprintf("|%s %s %s| %s%s%s [%s] | %s | Error Message: %s",
-				red, log.Type, reset,
+				typeColor, log.Type, reset,
 				platColor, log.Platform, reset,
 				log.Token,
 				log.Message,