{{- $description := "" -}}

{{- if .IsHome -}}
    {{- $description = site.Params.Description -}}
{{- else -}}
    {{- if and (.Params.Description) (ne .Params.Description "") -}}
        {{- $description = print .Params.Description -}}
    {{- else if and (.Params.Summary ) (ne .Params.Summary "") -}}
        {{- $description = print .Params.Summary -}}
    {{- else -}}
        {{- $description = print .Summary -}}
    {{- end -}}
{{- end -}}

{{- replaceRE "\n" " " ($description | plainify | safeHTML | chomp | truncate 180) -}}