modules/markup: initial support for org-mode (#4373)

2 files changed, 20 insertions, 4 deletions

diff --git a/pkg/markup/markdown.go b/pkg/markup/markdown.go
index 741f6f55..55e40dc3 100644
--- a/pkg/markup/markdown.go
+++ b/pkg/markup/markdown.go
@@ -116,7 +116,7 @@ func (options *MarkdownRenderer) ListItem(out *bytes.Buffer, text []byte, flags
 	options.Renderer.ListItem(out, text, flags)
 }
 
-// RawMarkdown renders Markdown to HTML without handling special links.
+// RawMarkdown renders content in Markdown syntax to HTML without handling special links.
 func RawMarkdown(body []byte, urlPrefix string) []byte {
 	htmlFlags := 0
 	htmlFlags |= blackfriday.HTML_SKIP_STYLE
diff --git a/pkg/markup/markup.go b/pkg/markup/markup.go
index 6173be39..d043a993 100644
--- a/pkg/markup/markup.go
+++ b/pkg/markup/markup.go
@@ -308,11 +308,26 @@ OUTER_LOOP:
 type Type string
 
 const (
-	UNRECOGNIZED Type = "unrecognized"
-	MARKDOWN     Type = "markdown"
-	ORG_MODE     Type = "orgmode"
+	UNRECOGNIZED     Type = "unrecognized"
+	MARKDOWN         Type = "markdown"
+	ORG_MODE         Type = "orgmode"
+	IPYTHON_NOTEBOOK Type = "ipynb"
 )
 
+// Detect returns best guess of a markup type based on file name.
+func Detect(filename string) Type {
+	switch {
+	case IsMarkdownFile(filename):
+		return MARKDOWN
+	case IsOrgModeFile(filename):
+		return ORG_MODE
+	case IsIPythonNotebook(filename):
+		return IPYTHON_NOTEBOOK
+	default:
+		return UNRECOGNIZED
+	}
+}
+
 // Render takes a string or []byte and renders to HTML in given type of syntax with special links.
 func Render(typ Type, input interface{}, urlPrefix string, metas map[string]string) []byte {
 	var rawBytes []byte
@@ -331,6 +346,7 @@ func Render(typ Type, input interface{}, urlPrefix string, metas map[string]stri
 	case MARKDOWN:
 		rawHTML = RawMarkdown(rawBytes, urlPrefix)
 	case ORG_MODE:
+		rawHTML = RawOrgMode(rawBytes, urlPrefix)
 	default:
 		return rawBytes // Do nothing if syntax type is not recognized
 	}