+{{/*
+ * The gravatar shortcode:
+ * All arguments are optional, main ones are mail and size and have a fallback set in place.
+ * Args:
+ * mail: [string] The email address. Falls back to .Site.Params.author_email which should be set in your config file.
+ * size: [int] The size of the fetched image. Defaults to 200 if not set.
+ * class: [string] The class to give to the figure block.
+ * link: [string] The address to link the picture to.
+ * target: [string] Where to open the link. One of "_blank", "_self", "_parent", "_top".
+ * caption: [string] Caption text to show with the image. Supports Markdown.
+ *
+ * Usage:
+ * {{< gravatar mail="some@address.com" size=150 class="some class" link="https://example.com" target="_blank" rel="author" caption="Here's a picture of a dog." >}}
+ *
+ * Output:
+ * <figure class="some class">
+ * <a href="https://example.com" target="_blank" rel="author">
+ * <img src="https://www.gravatar.com/avatar/emailhash?s=150" alt="Here's a picture of a dog." />
+ * </a>
+ * <<figcaption>
+ * <p>
+ * Here's a picture of a dog.
+ * </p>
+ * </figcaption>
+ * </figure>
+ *
+ */}}
+{{- if .Get "mail" -}}
+ {{- $mailaddr := .Get "mail" -}}
+ {{- .Scratch.Set "mailhash" $mailaddr -}}
+{{ else }}
+ {{- .Scratch.Set "mailhash" $.Site.Params.author_email -}}
+{{ end }}
+{{- $hash := .Scratch.Get "mailhash" | lower | md5 -}}
+
+<figure{{ with .Get "class" }} class="{{ . }}"{{ end }}>
+{{- if .Get "link" -}}
+ <a href="{{ .Get "link" }}"{{ with .Get "target" }} target="{{ . }}"{{ end }}{{ with .Get "rel" }} rel="{{ . }}"{{ end }}>
+{{- end }}
+ <img src="https://www.gravatar.com/avatar/{{- $hash -}}?s={{- with .Get "size" }}{{.}}{{ else }}200{{ end }}"
+ {{- if or (.Get "alt") (.Get "caption") }}
+ alt="{{ with .Get "alt" }}{{ . }}{{ else }}{{ .Get "caption" | markdownify| plainify }}{{ end }}"
+ {{- end -}}
+ />
+{{- if .Get "link" -}}
+ </a>
+{{- end }}
+{{- if .Get "caption" -}}
+ <figcaption>
+ <p>
+ {{- .Get "caption" | markdownify -}}
+ </p>
+ </figcaption>
+{{- end }}
+</figure>