renderer added, storage + renderer interfaces renamed to Interface

main.go

@@ -10,6 +10,7 @@ import (
 	"github.com/dalu/wiki/wiki/storage/mongo"
 	"gopkg.in/mgo.v2"
 	"gopkg.in/mgo.v2/bson"
+	"github.com/dalu/wiki/wiki/template"
 )
 
 func main() {
@@ -25,15 +26,17 @@ func main() {
 		log.Fatal("initializeWiki: ", e.Error())
 	}
 
+	renderer := template.New(true)
+
 	mux := http.NewServeMux()
 
-	wikiHandler := wiki.NewWikiHandler(mongostore, log)
+	wikiHandler := wiki.NewWikiHandler(mongostore, renderer, log)
 	mux.Handle(wiki.DefaultMountPath, http.StripPrefix(wiki.DefaultMountPath, wikiHandler))
 
 	log.Fatal(http.ListenAndServe(":8080", mux))
 }
 
-func initializeWiki(s storage.WikiStorage) error {
+func initializeWiki(s storage.Interface) error {
 	_, e := s.GetTermByName("")
 	if e != nil {
 		if e == mgo.ErrNotFound {

views/layout.html.twig

@@ -0,0 +1,13 @@
+{% extends "base.html.twig" %}
+{% block css %}
+{% endblock %}
+{% block body %}
+    {% block nav %}{% endblock %}
+    {% block header %}{% endblock %}
+    {% block left %}{% endblock %}
+    {% block middle %}{% endblock %}
+    {% block right %}{% endblock %}
+    {% block footer %}{% endblock %}
+{% endblock %}
+{% block js %}
+{% endblock %}

wiki/handler.go

@@ -1,11 +1,12 @@
 package wiki
 
 import (
-	"encoding/json"
+	//"encoding/json"
 	"net/http"
 
 	"github.com/Sirupsen/logrus"
 	"github.com/dalu/wiki/wiki/storage"
+	"github.com/dalu/wiki/wiki/template"
 )
 
 const DefaultMountPath = "/wiki/"
@@ -16,14 +17,16 @@ const (
 )
 
 type wikiHandler struct {
-	s storage.WikiStorage
+	s storage.Interface
+	r template.Interface
 	l *logrus.Logger
 }
 
-func NewWikiHandler(s storage.WikiStorage, l *logrus.Logger) *wikiHandler {
+func NewWikiHandler(s storage.Interface, r template.Interface, l *logrus.Logger) *wikiHandler {
 	l.Level = logrus.DebugLevel
 	return &wikiHandler{
 		s: s,
+		r: r,
 		l: l,
 	}
 }
@@ -80,9 +83,20 @@ func (h *wikiHandler) show(w http.ResponseWriter, r *http.Request) {
 		h.l.Error("wikihandler.show.GetRevisionByTermID:", e)
 		return
 	}
+
+	ctx := make(map[string]interface{})
+	ctx["term"] = term
+	ctx["revision"] = revision
+
+	if e := h.r.Render(w, "wiki/show.html.twig", ctx); e != nil {
+		h.l.Error("wikiHandler.show.Renderer.write:", e)
+	}
+
 	// temporary
+	/*
 	if e := json.NewEncoder(w).Encode(revision); e != nil {
 		h.l.Error("wikihandler.show.NewEncoder:", e)
 		http.Error(w, e.Error(), http.StatusInternalServerError)
 	}
+	*/
 }

wiki/storage/interface.go

@@ -1,11 +1,11 @@
 package storage
 
-type WikiStorage interface {
-	TermStorage
-	RevisionStorage
+type Interface interface {
+	TermInterface
+	RevisionInterface
 }
 
-type TermStorage interface {
+type TermInterface interface {
 	CreateTerm(term *Term) error
 	UpdateTerm(term *Term) error
 	RemoveTerm(term *Term) error
@@ -15,7 +15,7 @@ type TermStorage interface {
 	GetTerms() ([]*Term, error)
 }
 
-type RevisionStorage interface {
+type RevisionInterface interface {
 	CreateRevision(revision *Revision) error
 	RemoveRevision(revision *Revision) error
 	RemoveRevisionsByTermID(termID string) error

wiki/template/interface.go

@@ -0,0 +1,7 @@
+package template
+
+import "io"
+
+type Interface interface {
+	Render(w io.Writer, name string, data interface{}) error
+}

wiki/template/renderer.go

@@ -0,0 +1,50 @@
+package template
+
+import (
+	"io"
+
+	"github.com/GeertJohan/go.rice"
+	"github.com/flosch/pongo2"
+)
+
+type loader struct {
+	ricebox *rice.Box
+}
+
+func (loader) Abs(base, name string) string {
+	return name
+}
+
+func (l loader) Get(path string) (io.Reader, error) {
+	return l.ricebox.Open(path)
+}
+
+func New(debug bool) *Renderer {
+	l := loader{
+		ricebox: rice.MustFindBox("views"),
+	}
+	set := pongo2.NewSet("wiki", l)
+	set.Debug = debug
+	return &Renderer{
+		set:  set,
+	}
+}
+
+type Renderer struct {
+	set   *pongo2.TemplateSet
+}
+
+func (r *Renderer) Render(w io.Writer, name string, data interface{}) error {
+	t ,e := r.set.FromCache(name)
+	if e != nil {
+		return e
+	}
+	return t.ExecuteWriter(pongoContext(data), w)
+}
+
+func pongoContext(data interface{}) pongo2.Context {
+	if ctx, ok := data.(map[string]interface{}); ok {
+		return ctx
+	}
+	return nil
+}

wiki/template/views/base.html.twig

@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="{% block lang %}{% endblock %}">
+<head>
+    <meta charset="UTF-8">
+    <title>{% block title %}{% endblock %}</title>
+    {% block css %}{% endblock %}
+</head>
+<body>
+{% block body %}{% endblock %}
+{% block js %}{% endblock %}
+</body>
+</html>

wiki/template/views/layout.html.twig

@@ -0,0 +1,13 @@
+{% extends "base.html.twig" %}
+{% block css %}
+{% endblock %}
+{% block body %}
+    {% block nav %}{% endblock %}
+    {% block header %}{% endblock %}
+    {% block left %}{% endblock %}
+    {% block middle %}{% endblock %}
+    {% block right %}{% endblock %}
+    {% block footer %}{% endblock %}
+{% endblock %}
+{% block js %}
+{% endblock %}

wiki/template/views/wiki/edit.html.twig

@@ -0,0 +1 @@
+{% extends "layout.html.twig" %}

wiki/template/views/wiki/new.html.twig

@@ -0,0 +1 @@
+{% extends "layout.html.twig" %}

wiki/template/views/wiki/show.html.twig

@@ -0,0 +1,5 @@
+{% extends "layout.html.twig" %}
+{% block middle %}
+    <h1>{{ term.Name }}</h1>
+    {{ revision.Text }}
+{% endblock %}

wiki/templates/loader.go

@@ -0,0 +1 @@
+package templates