Open Graph Meta data

domain/model/entry.go

@@ -15,6 +15,7 @@ type Entry interface {
 
 	// Optional: can return empty string
 	Title() string
+	ImageUrl() string
 
 	SetID(id string)
 	SetPublishedAt(publishedAt *time.Time)
@@ -40,6 +41,10 @@ func (e *EntryBase) PublishedAt() *time.Time {
 	return e.publishedAt
 }
 
+func (e *EntryBase) ImageUrl() string {
+	return ""
+}
+
 func (e *EntryBase) SetID(id string) {
 	e.id = id
 }

entry_types/image.go

@@ -58,6 +58,10 @@ func (e *Image) Title() string {
 	return e.meta.Title
 }
 
+func (e *Image) ImageUrl() string {
+	return "/media/" + e.meta.ImageId
+}
+
 func (e *Image) Content() model.EntryContent {
 	str, err := render.RenderTemplateToString("entry/Image", e)
 	if err != nil {

render/templates.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"embed"
 	"io"
+	"net/url"
 	"owl-blogs/domain/model"
 	"text/template"
 
@@ -29,6 +30,10 @@ var funcMap = template.FuncMap{
 		}
 		return html
 	},
+	"urljoin": func(elems ...string) string {
+		r, _ := url.JoinPath(elems[0], elems[1:]...)
+		return r
+	},
 }
 
 func CreateTemplateWithBase(templateName string) (*template.Template, error) {

render/templates/base.tmpl

@@ -6,6 +6,8 @@
         <meta http-equiv="X-UA-Compatible" content="IE=edge">
         <title>{{template "title" .Data}} - {{ .SiteConfig.Title }}</title>
         <meta property="og:title" content="{{template "title" .Data}}" />
+        {{ template "head" .}}
+
         <link rel="webmention" href="/webmention/" />
         <link rel="alternate" type="application/rss+xml" title="RSS" href="/index.xml">
 

render/templates/views/admin.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Admin{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 <h2 style="margin-bottom: 1rem;">Write</h2>

render/templates/views/admin_config.tmpl

@@ -1,5 +1,7 @@
 {{define "title"}}Configuration{{end}}
 
+{{define "head"}}{{end}}
+
 {{define "main"}}
 
 <a href="/admin">&larr; Back</a>

render/templates/views/binary_manager.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Files{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/draft_list.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Index{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/editor.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Editor{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/entry.tmpl

@@ -1,5 +1,15 @@
 {{define "title"}}{{.Entry.Title}}{{end}}
 
+{{define "head"}}
+<meta property="og:url" content="{{ urljoin .SiteConfig.FullUrl "/posts/" .Data.Entry.ID  }}/" />
+<meta property="og:type" content="article" />
+{{ if .Data.Entry.ImageUrl}}
+<meta property="og:image" content="{{ urljoin .SiteConfig.FullUrl .Data.Entry.ImageUrl}}" />
+{{ end }}
+<meta property="og:article:published_time" content="{{.Data.Entry.PublishedAt.Format "2006-01-02T15:04:05" }}" />
+<meta property="og:article:section" content="" />
+{{end}}
+
 {{define "main"}}
 
 {{ if not .Entry.PublishedAt }}
@@ -16,7 +26,7 @@
             <h1 class="p-name">{{.Entry.Title}}</h1>
         {{end}}
         <small>
-            <a class="u-url" href="">#</a>
+            <a class="u-url" href="/posts/{{ .Entry.ID }}/">#</a>
             Published:
             {{ if .Entry.PublishedAt }}
                 <time class="dt-published" datetime="{{.Entry.PublishedAt.Format "2006-01-02T15:04:05" }}">

render/templates/views/index.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Index{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 
@@ -7,7 +8,7 @@
     <div class="h-entry">
         <hgroup>
             <h3>
-                <a class="u-url" href="/posts/{{ .ID }}">
+                <a class="u-url" href="/posts/{{ .ID }}/">
                     {{if .Title}}
                         {{ .Title }}
                     {{else}}

render/templates/views/interaction_manager.tmpl

@@ -1,4 +1,5 @@
-{{define "title"}}Files{{end}}
+{{define "title"}}Interactions{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 
@@ -21,7 +22,7 @@
                 <a href="/posts/{{ .EntryID }}">{{ .EntryID }}</a>
             </td>
             <td>
-                {{ .CreatedAt.Format "2006-01-02 15:04:05"  }}
+                {{ .CreatedAt.Format "2006-01-02 15:04"  }}
             </td>
         </tr>
     {{ end }}

render/templates/views/list.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Index{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/login.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Editor List{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/site_config.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Editor{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/site_config_list.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Editor{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/site_config_me.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Editor{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}
 

render/templates/views/site_config_menus.tmpl

@@ -1,4 +1,5 @@
 {{define "title"}}Editor{{end}}
+{{define "head"}}{{end}}
 
 {{define "main"}}