From 10c60b3c9ba2c17419534cf4089328a66568e4f1 Mon Sep 17 00:00:00 2001
From: Mitchell Riedstra <mitch@riedstra.dev>
Date: Sat, 3 Dec 2022 13:38:05 -0500
Subject: Add a couple handlers to serve up JSON and markdown

---
 page/renderMarkdown.go | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 page/renderMarkdown.go

(limited to 'page/renderMarkdown.go')

diff --git a/page/renderMarkdown.go b/page/renderMarkdown.go
new file mode 100644
index 0000000..c876169
--- /dev/null
+++ b/page/renderMarkdown.go
@@ -0,0 +1,69 @@
+package page
+
+import (
+	"bytes"
+	"errors"
+	"io/fs"
+	"net/http"
+	"path/filepath"
+)
+
+// RenderMarkdown is analogous to Render, except it spits out rendered markdown
+// as text/plain
+func RenderMarkdown(w http.ResponseWriter, r *http.Request,
+	path string, vars map[string]interface{}, statusCode int) {
+	u := getURLPath(r)
+
+	u = filepath.Join(".", u)
+
+	// Sepcifically use the specified path for the page
+	p := NewPage(path)
+
+	if vars != nil {
+		p.Vars = vars
+	}
+
+	buf := &bytes.Buffer{}
+
+	err := p.Render(buf)
+	if err != nil {
+		if errors.Is(err, fs.ErrNotExist) {
+			w.WriteHeader(http.StatusNotFound)
+			w.Header().Set("Content-type", "text/plain")
+			w.Write([]byte("Not found"))
+
+			return
+		}
+
+		Logger.Printf("%s %s path: %s rendering encountered: %s",
+			r.RemoteAddr,
+			r.Method,
+			u,
+			err)
+		w.WriteHeader(http.StatusInternalServerError)
+		w.Header().Set("Content-type", "text/plain")
+		w.Write([]byte("Internal server error"))
+
+		return
+	}
+
+	// Error was handled above
+	md, _ := p.GetMarkdown()
+
+	w.WriteHeader(statusCode)
+	w.Header().Set("Content-type", "text/plain")
+
+	_, err = w.Write([]byte(md))
+	if err != nil {
+		Logger.Printf("%s %s %d %s: while writing buf: %s",
+			r.RemoteAddr,
+			r.Method,
+			statusCode,
+			u,
+			err)
+
+		return
+	}
+
+	Logger.Printf("%s %s %d %s", r.RemoteAddr, r.Method, statusCode, u)
+}
-- 
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