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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. It also sets .Vars.RenderingMarkdownOnly so templates can
// vary on whether or not they're plain markdown. For instance, not including
// some HTML tags
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
}
if p.Vars != nil {
p.Vars["RenderingMarkdownOnly"] = true
} else {
p.Vars = map[string]interface{}{
"RenderingMarkdownOnly": true,
}
}
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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