Fix the commit diff route (go-gitea#20796)

Gitea used to return 500 on the /:user/:repo/:commit route due to locale
being undefined in the escape_title template.

Co-authored-by: bad <badatnames@tutanota.com>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>
Co-authored-by: zeripath <art27@cantab.net>

Author: 4 people

templates/repo/diff/section_split.tmpl

@@ -22,7 +22,7 @@
 							</a>
 						{{end}}
 					</td>{{$inlineDiff := $section.GetComputedInlineDiffFor $line $.root.locale}}
-					<td class="lines-escape lines-escape-old">{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.locale}}"></a>{{end}}</td>
+					<td class="lines-escape lines-escape-old">{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.root.locale}}"></a>{{end}}</td>
 					<td colspan="6" class="lines-code lines-code-old ">{{/*
 						*/}}{{template "repo/diff/section_code" dict "diff" $inlineDiff "locale" $.root.locale}}{{/*
 					*/}}</td>
@@ -31,7 +31,7 @@
 					{{- $leftDiff := ""}}{{if $line.LeftIdx}}{{$leftDiff = $section.GetComputedInlineDiffFor $line $.root.locale}}{{end}}
 					{{- $rightDiff := ""}}{{if $match.RightIdx}}{{$rightDiff = $section.GetComputedInlineDiffFor $match $.root.locale}}{{end}}
 					<td class="lines-num lines-num-old del-code" data-line-num="{{$line.LeftIdx}}"><span rel="diff-{{$file.NameHash}}L{{$line.LeftIdx}}"></span></td>
-					<td class="lines-escape del-code lines-escape-old">{{if $line.LeftIdx}}{{if $leftDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $leftDiff "locale" $.locale}}"></a>{{end}}{{end}}</td>
+					<td class="lines-escape del-code lines-escape-old">{{if $line.LeftIdx}}{{if $leftDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $leftDiff "locale" $.root.locale}}"></a>{{end}}{{end}}</td>
 					<td class="lines-type-marker lines-type-marker-old del-code"><span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span></td>
 					<td class="lines-code lines-code-old halfwidth del-code">{{/*
 						*/}}{{if and $.root.SignedUserID $.root.PageIsPullFiles}}{{/*
@@ -46,7 +46,7 @@
 						*/}}{{end}}{{/*
 					*/}}</td>
 					<td class="lines-num lines-num-new add-code" data-line-num="{{if $match.RightIdx}}{{$match.RightIdx}}{{end}}"><span rel="{{if $match.RightIdx}}diff-{{$file.NameHash}}R{{$match.RightIdx}}{{end}}"></span></td>
-					<td class="lines-escape add-code lines-escape-new">{{if $match.RightIdx}}{{if $rightDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $rightDiff "locale" $.locale}}"></a>{{end}}{{end}}</td>
+					<td class="lines-escape add-code lines-escape-new">{{if $match.RightIdx}}{{if $rightDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $rightDiff "locale" $.root.locale}}"></a>{{end}}{{end}}</td>
 					<td class="lines-type-marker lines-type-marker-new add-code">{{if $match.RightIdx}}<span class="mono" data-type-marker="{{$match.GetLineTypeMarker}}"></span>{{end}}</td>
 					<td class="lines-code lines-code-new halfwidth add-code">{{/*
 						*/}}{{if and $.root.SignedUserID $.root.PageIsPullFiles}}{{/*
@@ -63,7 +63,7 @@
 				{{else}}
 					{{$inlineDiff := $section.GetComputedInlineDiffFor $line $.root.locale}}
 					<td class="lines-num lines-num-old" data-line-num="{{if $line.LeftIdx}}{{$line.LeftIdx}}{{end}}"><span rel="{{if $line.LeftIdx}}diff-{{$file.NameHash}}L{{$line.LeftIdx}}{{end}}"></span></td>
-					<td class="lines-escape lines-escape-old">{{if $line.LeftIdx}}{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.locale}}"></a>{{end}}{{end}}</td>
+					<td class="lines-escape lines-escape-old">{{if $line.LeftIdx}}{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.root.locale}}"></a>{{end}}{{end}}</td>
 					<td class="lines-type-marker lines-type-marker-old">{{if $line.LeftIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
 					<td class="lines-code lines-code-old halfwidth">{{/*
 						*/}}{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 2))}}{{/*
@@ -78,7 +78,7 @@
 						*/}}{{end}}{{/*
 					*/}}</td>
 					<td class="lines-num lines-num-new" data-line-num="{{if $line.RightIdx}}{{$line.RightIdx}}{{end}}"><span rel="{{if $line.RightIdx}}diff-{{$file.NameHash}}R{{$line.RightIdx}}{{end}}"></span></td>
-					<td class="lines-escape lines-escape-new">{{if $line.RightIdx}}{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.locale}}"></a>{{end}}{{end}}</td>
+					<td class="lines-escape lines-escape-new">{{if $line.RightIdx}}{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.root.locale}}"></a>{{end}}{{end}}</td>
 					<td class="lines-type-marker lines-type-marker-new">{{if $line.RightIdx}}<span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span>{{end}}</td>
 					<td class="lines-code lines-code-new halfwidth">{{/*
 						*/}}{{if and $.root.SignedUserID $.root.PageIsPullFiles (not (eq .GetType 3))}}{{/*

templates/repo/diff/section_unified.tmpl

@@ -26,7 +26,7 @@
 					<td class="lines-num lines-num-new" data-line-num="{{if $line.RightIdx}}{{$line.RightIdx}}{{end}}"><span rel="{{if $line.RightIdx}}diff-{{$file.NameHash}}R{{$line.RightIdx}}{{end}}"></span></td>
 				{{end}}
 				{{$inlineDiff := $section.GetComputedInlineDiffFor $line $.root.locale -}}
-				<td class="lines-escape">{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.locale}}"></a>{{end}}</td>
+				<td class="lines-escape">{{if $inlineDiff.EscapeStatus.Escaped}}<a href="" class="toggle-escape-button" title="{{template "repo/diff/escape_title" dict "diff" $inlineDiff "locale" $.root.locale}}"></a>{{end}}</td>
 				<td class="lines-type-marker"><span class="mono" data-type-marker="{{$line.GetLineTypeMarker}}"></span></td>
 				{{if eq .GetType 4}}
 					<td class="chroma lines-code blob-hunk">{{/*