Move rss logic to theme

layouts/rss.xml

@@ -1,44 +0,0 @@
-{{- $pctx := . -}}
-{{- if .IsHome -}}{{ $pctx = .Site }}{{- end -}}
-{{- $pages := slice -}}
-{{- if or $.IsHome $.IsSection -}}
-{{- $pages = $pctx.RegularPages -}}
-{{- else -}}
-{{- $pages = $pctx.Pages -}}
-{{- end -}}
-{{- $limit := .Site.Config.Services.RSS.Limit -}}
-{{- if ge $limit 1 -}}
-{{- $pages = $pages | first $limit -}}
-{{- end -}}
-{{- printf "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?>" | safeHTML }}
-{{- printf "<?xml-stylesheet href=\"/rss.xsl\" type=\"text/xsl\"?>" | safeHTML }}
-
-<feed xmlns="http://www.w3.org/2005/Atom"
-      xmlns:media="http://search.yahoo.com/mrss/">
-    <title>{{ if eq  .Title  .Site.Title }}{{ .Site.Title }}{{ else }}{{ with .Title }}{{.}} on {{ end }}{{ .Site.Title }}{{ end }}</title>
-    <link>{{ .Permalink }}</link>
-    <description>Recent content {{ if ne  .Title  .Site.Title }}{{ with .Title }}in {{.}} {{ end }}{{ end }}on {{ .Site.Title }}</description>
-    <generator>Hugo -- gohugo.io</generator>
-    <language>{{ site.LanguageCode }}</language>{{ with .Site.Author.email }}
-    <managingEditor>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</managingEditor>{{end}}{{ with .Site.Author.email }}
-    <webMaster>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</webMaster>{{end}}
-    {{ with .Site.Copyright }}
-      <copyright>{{.}}</copyright>
-    {{end}}
-    {{ if not .Date.IsZero }}
-      <lastBuildDate>{{ .Date.Format "Mon, 02 Jan 2006 15:04:05 -0700" | safeHTML }}</lastBuildDate>
-    {{ end }}
-    {{- with .OutputFormats.Get "RSS" -}}
-      {{ printf "<link href=%q rel=\"self\" type=%q />" .Permalink .MediaType | safeHTML }}
-    {{- end -}}
-    {{ range $pages }}
-    <item>
-      <title>{{ .Title }}</title>
-      <link>{{ .Permalink }}</link>
-      <pubDate>{{ .Date.Format "Mon, 02 Jan 2006 15:04:05 -0700" | safeHTML }}</pubDate>
-      {{ with .Site.Author.email }}<author>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</author>{{end}}
-      <guid>{{ .Permalink }}</guid>
-      <description>{{ .Content | html }}</description>
-    </item>
-    {{ end }}
-</feed>