{{- $noindex := "" -}}
{{- $author := .Section -}}
{{- $authors := partial "function-authors-data.html" . -}}
{{- $image := print ("" | absURL) "/data/media/" $author "/" $author "-profile.png" -}}

{{- with or .Params.Feed .Params.Unlisted .Params.ExpiryDate -}}
  {{- $noindex = "noindex,nofollow" -}}
{{- end }}

<!-- HTML Meta Tags -->
<meta charset="utf-8" />
<meta name="author" content="{{ $authors.name -}}" />
<meta name="robots" content="{{ or $noindex .Site.Params.site.robots "index,follow" }}" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta name="keywords" content="{{- partial "base-title.html" . -}}" />
<meta name="generator" content="Hugo {{ hugo.Version }}" />

<!-- Search Engine Tags -->
<meta itemprop="name" content="{{ partial "base-title.html" . -}}" />
<meta itemprop="description" content="{{- partial "base-description.html" . -}}" />
<meta itemprop="image" content="{{ $image }}" />

<!-- Open Graph Meta Tags -->
<meta property="og:title" content="{{ partial "base-title.html" . -}}" />
<meta property="og:description" content="{{- partial "base-description.html" . -}}" />
<meta property="og:url" content="{{ .Permalink }}" />
<meta property="og:image" content="{{ $image }}" />
<meta property="og:type" content="website" />
<meta property="article:published_time" content="{{ (or .Params.PublishDate now.UTC) | time.Format "2006-01-02T15:04:05Z" }}" />
<meta property="article:modified_time " content="{{ (or .Params.LastMod now.UTC) | time.Format "2006-01-02T15:04:05Z" }}" />

<!-- Twitter Meta Tags -->
<meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:title" content="{{ partial "base-title.html" . -}}" />
<meta name="twitter:description" content="{{- partial "base-description.html" . -}}" />
<meta name="twitter:image" content="{{ $image }}" />

<!-- Extra Meta Tags -->
<meta name='base-url' content="{{ "" | absURL }}" />
<meta name='last-modified' content="{{ now.UTC.Format "Mon, 02 Jan 2006 15:04:05 GMT" }}" />

<!-- Link Tags -->
<link rel="home" href="{{ "" | absURL }}/{{ $authors.user }}/" />

<!-- Search Verification -->
{{- partial "base-search.html" . -}}

<!-- Feed Discovery -->
{{- partial "base-discovery.html" . -}}

<!-- Canonicalization -->
{{- partial "base-canonical.html" . -}}

<!-- Styles -->
{{- partial "base-css.html" . -}}

<!-- Scripts -->
{{- partial "base-js.html" . -}}

<!-- Progressive Enhancement -->
{{- partial "base-manifest.html" . -}}

<!-- Content Security Policy -->
{{- partial "base-csp.html" . -}}

<!-- No Scripts  -->
<noscript>
  <style>
    {{ safeCSS (readFile "assets/css/noscript.css") }}
  </style>
</noscript>