add public field to adoc header

doc/a-tiny-subset-of-asciidoc-for-blogging.adoc

@@ -2,6 +2,7 @@
 Erik Winter <ik@erikwinter.nl>
 2020-12-01
 :kind: essay
+:public: yes
 :tags: asciidoc
 :project: shitty-ssg
 :language: EN
@@ -27,6 +28,7 @@ A header consists of the title of the post and various fields of metadata. It lo
 Erik Winter <info@erikwinter.nl>
 2020-12-01
 :kind: note
+:public: yes
 :language: EN
 :project: shitty-ssg
 :tags: asciidoc, ssg, parser
@@ -38,6 +40,7 @@ It starts with the title on the first line, which is prefixed with `=`, and it e
 A the attributes of a post are defined as a key-value pair. Each pair gets its own line. The following attributes are supported:
 
 * `kind` The type of post. Either `note`, `story` or `article`.
+* `public` Can be exported to sites/systems that other people see. Values are `true`/`yes`, `false`/`no`. Defaults to `false`.
 * `language` A two letter country code. Only `NL` will have a visible effect, by showing the Dutch flag in various places.
 * `project` Posts that belong to a personal project.
 * `tags` A comma separated list of tags.

doc/code-walkthrough.adoc

@@ -2,6 +2,7 @@
 Erik Winter <ik@erikwinter.nl>
 2021-03-09
 :kind: article
+:public: yes
 :tags: golang, asciidoc
 :project: shitty-ssg
 :language: en

doc/why-i-built-my-own-shitty-static-site-generator.adoc

@@ -2,6 +2,7 @@
 Erik Winter
 2020-11-09
 :kind: article
+:public: yes
 :tags: productivity, asciidoc, hugo
 :language: EN
 :project: shitty-ssg

pkg/adoc/adoc.go

@@ -67,6 +67,7 @@ type ADoc struct {
 	Author   string
 	Kind     Kind
 	Language Language
+	Public   bool
 	Path     string
 	Date     time.Time
 	Tags     []Tag

pkg/adoc/parser.go

@@ -128,6 +128,12 @@ func ParseHeader(text string, doc *ADoc) {
 		case strings.HasPrefix(l, ":language:"):
 			s := strings.Split(l, ":")
 			doc.Language = NewLanguage(strings.TrimSpace(s[2]))
+		case strings.HasPrefix(l, ":public:"):
+			s := strings.Split(l, ":")
+			val := strings.TrimSpace(s[2])
+			if val == "yes" || val == "true" {
+				doc.Public = true
+			}
 		case strings.HasPrefix(l, ":tags:"):
 			s := strings.Split(l, ":")
 			t := strings.Split(s[2], ",")

pkg/adoc/parser_test.go

@@ -39,11 +39,12 @@ func TestNew(t *testing.T) {
 		},
 		{
 			name:  "header",
-			input: "= Title\nT. Test\n2020-10-27\n:tags:\ttag1, tag2\n:kind:\tnote\n:language:\tnl",
+			input: "= Title\nT. Test\n2020-10-27\n:tags:\ttag1, tag2\n:kind:\tnote\n:language:\tnl\n:public: yes",
 			exp: &adoc.ADoc{
 				Title:    "Title",
 				Author:   "T. Test",
 				Kind:     adoc.KIND_NOTE,
+				Public:   true,
 				Language: adoc.LANGUAGE_NL,
 				Tags: []adoc.Tag{
 					adoc.Tag("tag1"),