misp-website/layouts/partials/headers.html

<meta charset="utf-8">
<meta name="robots" content="all,follow">
<meta name="googlebot" content="index,follow,snippet,archive">
<meta name="viewport" content="width=device-width, initial-scale=1">
{{ $title_plain := .Title | markdownify | plainify }}
<title>{{ $title_plain }}</title>
<meta name="author" content="{{ .Param "author" }}" />
{{ $keywords := .Site.Params.defaultKeywords | default (slice "" | first 0) }}
{{ if isset .Params "tags" }}{{ range .Params.tags }}{{ $keywords = $keywords | append . }}{{ end }}{{ end }}
{{ if isset .Params "keywords" }}{{ range .Params.keywords }}{{ $keywords = $keywords | append . }}{{ end }}{{ end }}
{{ if gt (len $keywords) 0 }}
<meta name="keywords" content="{{ delimit (uniq $keywords) ", " }}">
{{ end }}
{{ $description_plain := default .Site.Params.defaultDescription .Description | markdownify | plainify }}
<meta name="description" content="{{ $description_plain }}">

{{ hugo.Generator }}

<!-- Font -->
<link href='//fonts.googleapis.com/css?family=Roboto:400,100,100italic,300,300italic,500,700,800' rel='stylesheet' type='text/css'>

<!-- Bootstrap and Font Awesome CSS -->
<link rel="stylesheet" href="//use.fontawesome.com/releases/v5.11.2/css/all.css">
<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

<!-- CSS animations  -->
<link href="{{ "css/animate.css" | relURL}}" rel="stylesheet">

<!-- Theme stylesheet, if possible do not edit this stylesheet -->
{{ with .Site.Params.style }}
  <link href="{{ "css/style" | relURL}}.{{ . }}.css" rel="stylesheet" id="theme-stylesheet">
{{ else }}
  <link href="{{ "css/style.default.css" | relURL}}" rel="stylesheet" id="theme-stylesheet">
{{ end }}

<!-- Custom stylesheet - for your changes -->
<link href="{{ "css/custom.css" | relURL}}" rel="stylesheet">

<!-- Responsivity for older IE -->
{{ `
  <!--[if lt IE 9]>
      <script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
      <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
  <![endif]-->
` | safeHTML }}

<!-- Favicon and Apple touch icons-->
<link rel="shortcut icon" href="{{ "img/favicon.ico" | relURL }}" type="image/x-icon" />
<link rel="apple-touch-icon" href="{{ "img/apple-touch-icon.png" | relURL }}" />

<!-- owl carousel CSS -->
<link href="{{ "css/owl.carousel.css" | relURL}}" rel="stylesheet">
<link href="{{ "css/owl.theme.css" | relURL}}" rel="stylesheet">

<!-- RSS feed -->
<link rel="alternate" href="{{ "/feed.xml" | absURL }}" type="application/rss+xml" title="{{ .Site.Title }}">

<!-- Facebook OpenGraph tags -->
{{ $is_blog := and (eq .Type "blog") (eq .Kind "page") }}
{{ $has_image :=  isset .Params "banner" }}
{{ $image := cond $has_image .Params.banner (.Site.Params.default_sharing_image | default "img/sharing-default.png") }}
{{ $is_valid_image := print "static/" $image | fileExists }}
{{ if $is_valid_image }}
{{ $image_ext := path.Ext $image }}
<meta property="og:locale" content="{{ replace .Site.LanguageCode "-" "_" }}">
<meta property="og:site_name" content="{{ .Site.Title }}">
<meta property="og:title" content="{{ $title_plain }}">
<meta property="og:type" content="{{ cond $is_blog "article" "website" }}">
<meta property="og:url" content="{{ .Permalink }}" />
<meta property="og:description" content="{{ $description_plain }}">
<meta property="og:image" content="{{ $image | absURL }}">
<meta property="og:image:type" content="image/{{ if eq $image_ext ".svg" }}svg+xml{{ else }}{{ trim $image_ext "." }}{{ end }}">
{{ with .Params.banner_alt }}<meta property="og:image:alt" content="{{ . | markdownify | plainify }}">{{ end }}
{{ $image_local :=  printf "/static/%s" $image}}
{{ with (imageConfig $image_local) }}
  <meta property="og:image:width" content="{{ .Width }}">
  <meta property="og:image:height" content="{{ .Height }}">
{{ end }}
{{ end }}
{{ with .Lastmod }}<meta property="og:updated_time" content="{{ .Format "2006-01-02T15:04:05Z0700" }}">{{ end }}
{{ if $is_blog }}
  {{ with .Param "facebook_site" }}<meta property="article:publisher" content="https://www.facebook.com/{{ . }}/">{{ end }}
  {{ with .Param "facebook_author" }}<meta property="article:author" content="https://www.facebook.com/{{ . }}/">{{ end }}
  {{ with .Params.categories }}<meta property="article:section" content="{{ index . 0 }}">{{ end }}
  {{ range .Params.tags }}<meta property="article:tag" content="{{ . }}">
  {{ end }}
  {{ if gt .ExpiryDate .PublishDate }}<meta property="article:expiration_time" content="{{ .ExpiryDate.Format "2006-01-02T15:04:05Z0700" }}">{{ end }}
  {{ with .PublishDate }}<meta property="article:published_time" content="{{ .Format "2006-01-02T15:04:05Z0700" }}">{{ end }}
  {{ with .Lastmod }}<meta property="article:modified_time" content="{{ .Format "2006-01-02T15:04:05Z0700" }}">{{ end }}
{{ end }}

<!-- Twitter Card meta tags -->
<meta name="twitter:card" content="summary{{ if (and $is_blog (and $has_image $is_valid_image)) }}_large_image{{ end }}">
{{ with .Param "twitter_site" }}<meta name="twitter:site" content="@{{ . }}">{{ end }}
<meta name="twitter:title" content="{{ $title_plain | truncate 70 }}">
{{ if $is_valid_image }}
<meta name="twitter:image" content="{{ $image | absURL }}">
{{ end }}
<meta name="twitter:description" content="{{ $description_plain | truncate 200 }}">
{{ with .Param "twitter_author" }}<meta name="twitter:creator" content="@{{ . }}">{{ end }}