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	Enable sintax highlighting on diff view. Close #733
This commit is contained in:
		@@ -26,6 +26,7 @@ import (
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	"github.com/gogits/gogs/modules/base"
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	"github.com/gogits/gogs/modules/log"
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	"github.com/gogits/gogs/modules/process"
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	"github.com/gogits/gogs/modules/template/highlight"
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)
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type DiffLineType uint8
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@@ -160,12 +161,20 @@ type DiffFile struct {
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	IsBin              bool
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	IsRenamed          bool
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	Sections           []*DiffSection
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	HighlightClass     string
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}
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func (diffFile *DiffFile) GetType() int {
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	return int(diffFile.Type)
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}
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func (diffFile *DiffFile) GetHighlightClass() string {
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	if diffFile.HighlightClass == "" {
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		diffFile.HighlightClass = highlight.FileNameToHighlightClass(diffFile.Name)
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	}
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	return diffFile.HighlightClass
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}
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type Diff struct {
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	TotalAddition, TotalDeletion int
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	Files                        []*DiffFile
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@@ -2,7 +2,7 @@
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package template
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package highlight
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import (
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	"path"
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@@ -12,10 +12,12 @@ body {
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img {
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  border-radius: 3px;
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}
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pre {
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pre,
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code {
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  font: 12px Consolas, "Liberation Mono", Menlo, Courier, monospace;
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}
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pre.raw {
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pre.raw,
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code.raw {
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  padding: 7px 12px;
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  margin: 10px 0;
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  background-color: #f8f8f8;
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@@ -25,7 +27,8 @@ pre.raw {
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  line-height: 1.5;
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  overflow: auto;
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}
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pre.wrap {
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pre.wrap,
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code.wrap {
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  white-space: pre-wrap;
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  /* CSS 3 */
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  word-break: break-word;
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@@ -387,6 +390,11 @@ footer .container .links > *:first-child {
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    width: 95%;
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  }
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}
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/* Overrides some styles of the Highlight.js plugin */
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.hljs {
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  background: inherit !important;
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  padding: 0 !important;
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}
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.markdown {
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  overflow: hidden;
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  font-family: "Helvetica Neue", Helvetica, "Segoe UI", Arial, freesans, sans-serif;
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@@ -8,7 +8,7 @@ body {
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img {
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	border-radius: 3px;
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}
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pre {
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pre, code {
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	font: 12px Consolas, "Liberation Mono", Menlo, Courier, monospace;
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	&.raw {
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		padding: 7px 12px;
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@@ -375,3 +375,9 @@ footer {
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		width: 95%;
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	}
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}
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/* Overrides some styles of the Highlight.js plugin */
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.hljs {
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	background: inherit !important;
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	padding: 0 !important;
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}
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@@ -28,7 +28,7 @@ import (
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	"github.com/gogits/gogs/modules/middleware"
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	"github.com/gogits/gogs/modules/setting"
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	"github.com/gogits/gogs/modules/ssh"
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	"github.com/gogits/gogs/modules/template"
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	"github.com/gogits/gogs/modules/template/highlight"
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	"github.com/gogits/gogs/modules/user"
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)
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@@ -56,7 +56,7 @@ func NewServices() {
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// GlobalInit is for global configuration reload-able.
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func GlobalInit() {
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	setting.NewContext()
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	template.NewContext()
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	highlight.NewContext()
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	log.Trace("Custom path: %s", setting.CustomPath)
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	log.Trace("Log path: %s", setting.LogRootPath)
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	models.LoadConfigs()
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@@ -183,6 +183,7 @@ func Diff(ctx *middleware.Context) {
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		ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "src", parents[0])
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	}
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	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "raw", commitID)
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	ctx.Data["RequireHighlightJS"] = true
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	ctx.HTML(200, DIFF)
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}
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@@ -362,6 +362,7 @@ func ViewPullFiles(ctx *middleware.Context) {
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	ctx.Data["SourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", endCommitID)
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	ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", startCommitID)
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	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "raw", endCommitID)
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	ctx.Data["RequireHighlightJS"] = true
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	ctx.HTML(200, PULL_FILES)
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}
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@@ -538,6 +539,7 @@ func CompareAndPullRequest(ctx *middleware.Context) {
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	ctx.Data["Title"] = ctx.Tr("repo.pulls.compare_changes")
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	ctx.Data["PageIsComparePull"] = true
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	ctx.Data["IsDiffCompare"] = true
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	ctx.Data["RequireHighlightJS"] = true
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	renderAttachmentSettings(ctx)
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	headUser, headRepo, headGitRepo, prInfo, baseBranch, headBranch := ParseCompareInfo(ctx)
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@@ -19,6 +19,7 @@ import (
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	"github.com/gogits/gogs/modules/log"
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	"github.com/gogits/gogs/modules/middleware"
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	"github.com/gogits/gogs/modules/template"
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	"github.com/gogits/gogs/modules/template/highlight"
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)
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const (
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@@ -79,7 +80,7 @@ func Home(ctx *middleware.Context) {
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			ctx.Data["FileSize"] = blob.Size()
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			ctx.Data["IsFile"] = true
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			ctx.Data["FileName"] = blob.Name()
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			ctx.Data["HighlightClass"] = template.FileNameToHighlightClass(blob.Name())
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			ctx.Data["HighlightClass"] = highlight.FileNameToHighlightClass(blob.Name())
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			ctx.Data["FileLink"] = rawLink + "/" + treename
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			buf := make([]byte, 1024)
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@@ -76,13 +76,13 @@
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														<span rel="{{if $line.LeftIdx}}diff-{{Sha1 $file.Name}}L{{$line.LeftIdx}}{{end}}">{{if $line.LeftIdx}}{{$line.LeftIdx}}{{end}}</span>
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													</td>
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													<td class="lines-code halfwidth">
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														<pre class="wrap">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</pre>
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														<pre><code class="wrap {{if $file.GetHighlightClass}}language-{{$file.GetHighlightClass}}{{else}}nohighlight{{end}}">{{if $line.LeftIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></pre>
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													</td>
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													<td class="lines-num lines-num-new">
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														<span rel="{{if $line.RightIdx}}diff-{{Sha1 $file.Name}}R{{$line.RightIdx}}{{end}}">{{if $line.RightIdx}}{{$line.RightIdx}}{{end}}</span>
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													</td>
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													<td class="lines-code halfwidth">
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														<pre class="wrap">{{if $line.RightIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</pre>
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														<pre><code class="wrap {{if $file.GetHighlightClass}}language-{{$file.GetHighlightClass}}{{else}}nohighlight{{end}}">{{if $line.RightIdx}}{{$section.GetComputedInlineDiffFor $line}}{{end}}</code></pre>
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													</td>
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												</tr>
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											{{end}}
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@@ -104,7 +104,7 @@
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													</td>
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													{{end}}
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													<td class="lines-code">
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														<pre>{{$section.GetComputedInlineDiffFor $line}}</pre>
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														<pre><code class="{{if $file.GetHighlightClass}}language-{{$file.GetHighlightClass}}{{else}}nohighlight{{end}}">{{$section.GetComputedInlineDiffFor $line}}</code></pre>
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													</td>
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												</tr>
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											{{end}}
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