Refactor out the use of rice in favor of embed (#2)

Co-authored-by: James Mills <prologic@shortcircuit.net.au>
Reviewed-on: https://git.mills.io/prologic/spyda/pulls/2

internal/handlers.go

@@ -10,11 +10,6 @@ import (
 	"strings"
 	"time"
 
-	rice "github.com/GeertJohan/go.rice"
-	"github.com/gomarkdown/markdown"
-	"github.com/gomarkdown/markdown/html"
-	"github.com/gomarkdown/markdown/parser"
-	"github.com/james4k/fmatter"
 	"github.com/julienschmidt/httprouter"
 	log "github.com/sirupsen/logrus"
 	"github.com/vcraescu/go-paginator"
@@ -37,65 +32,6 @@ func (s *Server) NotFoundHandler(w http.ResponseWriter, r *http.Request) {
 	s.render("404", w, ctx)
 }
 
-type FrontMatter struct {
-	Title string
-}
-
-// PageHandler ...
-func (s *Server) PageHandler(name string) httprouter.Handle {
-	box := rice.MustFindBox("pages")
-	mdTpl := box.MustString(fmt.Sprintf("%s.md", name))
-
-	return func(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
-		ctx := NewContext(s.config, s.db, r)
-
-		md, err := RenderString(mdTpl, ctx)
-		if err != nil {
-			log.WithError(err).Errorf("error rendering page %s", name)
-			ctx.Error = true
-			ctx.Message = "Error loading help page! Please contact support."
-			s.render("error", w, ctx)
-			return
-		}
-
-		var frontmatter FrontMatter
-		content, err := fmatter.Read([]byte(md), &frontmatter)
-		if err != nil {
-			log.WithError(err).Error("error parsing front matter")
-			ctx.Error = true
-			ctx.Message = "Error loading page! Please contact support."
-			s.render("error", w, ctx)
-			return
-		}
-
-		extensions := parser.CommonExtensions | parser.AutoHeadingIDs
-		p := parser.NewWithExtensions(extensions)
-
-		htmlFlags := html.CommonFlags
-		opts := html.RendererOptions{
-			Flags:     htmlFlags,
-			Generator: "",
-		}
-		renderer := html.NewRenderer(opts)
-
-		html := markdown.ToHTML(content, p, renderer)
-
-		var title string
-
-		if frontmatter.Title != "" {
-			title = frontmatter.Title
-		} else {
-			title = strings.Title(name)
-		}
-		ctx.Title = title
-
-		ctx.Page = name
-		ctx.Content = template.HTML(html)
-
-		s.render("page", w, ctx)
-	}
-}
-
 // IndexHandler ...
 func (s *Server) IndexHandler() httprouter.Handle {
 	return func(w http.ResponseWriter, r *http.Request, p httprouter.Params) {