From 95f9c85bcc8f915d823f57cd5923302dfc156504 Mon Sep 17 00:00:00 2001
From: Unknwon <u@gogs.io>
Date: Sun, 13 Dec 2015 19:56:33 -0500
Subject: #2185 use Go sub-repo to detect encoding

---
 modules/base/tool.go         | 13 ++++---------
 modules/template/template.go |  6 +-----
 2 files changed, 5 insertions(+), 14 deletions(-)

(limited to 'modules')

diff --git a/modules/base/tool.go b/modules/base/tool.go
index b1d94511..46eeca9b 100644
--- a/modules/base/tool.go
+++ b/modules/base/tool.go
@@ -22,8 +22,7 @@ import (
 	"github.com/Unknwon/com"
 	"github.com/Unknwon/i18n"
 	"github.com/microcosm-cc/bluemonday"
-
-	"github.com/gogits/chardet"
+	"golang.org/x/net/html/charset"
 
 	"github.com/gogits/gogs/modules/avatar"
 	"github.com/gogits/gogs/modules/setting"
@@ -52,13 +51,9 @@ func ShortSha(sha1 string) string {
 	return sha1
 }
 
-func DetectEncoding(content []byte) (string, error) {
-	detector := chardet.NewTextDetector()
-	result, err := detector.DetectBest(content)
-	if result.Charset != "UTF-8" && len(setting.Repository.AnsiCharset) > 0 {
-		return setting.Repository.AnsiCharset, err
-	}
-	return result.Charset, err
+func DetectEncoding(content []byte) string {
+	_, name, _ := charset.DetermineEncoding(content, setting.Repository.AnsiCharset)
+	return name
 }
 
 func BasicAuthDecode(encoded string) (string, string, error) {
diff --git a/modules/template/template.go b/modules/template/template.go
index 9d63452d..cc670a65 100644
--- a/modules/template/template.go
+++ b/modules/template/template.go
@@ -127,11 +127,7 @@ func Sha1(str string) string {
 }
 
 func ToUtf8WithErr(content []byte) (error, string) {
-	charsetLabel, err := base.DetectEncoding(content)
-	if err != nil {
-		return err, ""
-	}
-
+	charsetLabel := base.DetectEncoding(content)
 	if charsetLabel == "UTF-8" {
 		return nil, string(content)
 	}
-- 
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