{{- $cover := false -}}
{{- $autoCover := default $.Site.Params.autoCover false }}
{{- if index .Params "cover" -}}
{{- if .Resources.GetMatch .Params.Cover }}
{{- $cover = (.Resources.GetMatch .Params.Cover).RelPermalink -}}
{{- else -}}
{{- $cover = absURL .Params.Cover -}}
{{- end -}}
{{- else if $.Site.Params.AutoCover -}}
{{- if (not .Params.Cover) -}}
{{- if .Resources.GetMatch "cover.*" -}}
{{- $cover = (.Resources.GetMatch "cover.*").RelPermalink -}}
{{- end -}}
{{- end -}}
{{- end -}}
{{if $cover -}}
{{ if .Params.coverCaption }}
{{ .Params.coverCaption | safeHTML }}
{{ else }}
{{ end }}
{{- end }}