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

---
 .gopmfile                    |  1 -
 README.md                    |  4 ++--
 gogs.go                      |  2 +-
 models/git_diff.go           |  4 ++--
 modules/base/tool.go         | 13 ++++---------
 modules/template/template.go |  6 +-----
 templates/.VERSION           |  2 +-
 7 files changed, 11 insertions(+), 21 deletions(-)

diff --git a/.gopmfile b/.gopmfile
index e28b41d4..5154aad0 100644
--- a/.gopmfile
+++ b/.gopmfile
@@ -16,7 +16,6 @@ github.com/go-macaron/toolbox = commit:ab30a81
 github.com/go-sql-driver/mysql = commit:d512f20
 github.com/go-xorm/core = commit:acb6f00
 github.com/go-xorm/xorm = commit:a8fba4d
-github.com/gogits/chardet = commit:2404f77725
 github.com/gogits/git-shell = commit:1ffc4bc
 github.com/gogits/go-gogs-client = commit:4b541fa
 github.com/issue9/identicon = commit:f8c0d2c
diff --git a/README.md b/README.md
index d151b5cf..ca82dc7a 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ Gogs - Go Git Service [![Build Status](https://travis-ci.org/gogits/gogs.svg?bra
 
 ![](https://github.com/gogits/gogs/blob/master/public/img/gogs-large-resize.png?raw=true)
 
-##### Current version: 0.8.1
+##### Current version: 0.8.2
 
 | Web | UI  | Preview  |
 |:-------------:|:-------:|:-------:|
@@ -85,7 +85,7 @@ There are 5 ways to install Gogs:
 
 ### Screencasts
 
-- [Instalando Gogs no Ubuntu](http://blog.linuxpro.com.br/2015/08/14/instalando-gogs-no-ubuntu/) (Português)
+- [Instalando Gogs no Ubuntu](https://www.youtube.com/watch?v=4UkHAR1F7ZA) (Português)
 
 ### Deploy to Cloud
 
diff --git a/gogs.go b/gogs.go
index a9835cf1..d43dd53a 100644
--- a/gogs.go
+++ b/gogs.go
@@ -18,7 +18,7 @@ import (
 	"github.com/gogits/gogs/modules/setting"
 )
 
-const APP_VER = "0.8.1.1213"
+const APP_VER = "0.8.2.1213"
 
 func init() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
diff --git a/models/git_diff.go b/models/git_diff.go
index a94ea0ab..72580669 100644
--- a/models/git_diff.go
+++ b/models/git_diff.go
@@ -244,8 +244,8 @@ func ParsePatch(maxlines int, reader io.Reader) (*Diff, error) {
 				buf.WriteString("\n")
 			}
 		}
-		charsetLabel, err := base.DetectEncoding(buf.Bytes())
-		if charsetLabel != "UTF-8" && err == nil {
+		charsetLabel := base.DetectEncoding(buf.Bytes())
+		if charsetLabel != "UTF-8" {
 			encoding, _ := charset.Lookup(charsetLabel)
 			if encoding != nil {
 				d := encoding.NewDecoder()
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)
 	}
diff --git a/templates/.VERSION b/templates/.VERSION
index 945200b3..999b9944 100644
--- a/templates/.VERSION
+++ b/templates/.VERSION
@@ -1 +1 @@
-0.8.1.1213
\ No newline at end of file
+0.8.2.1213
\ No newline at end of file