Simple news implementation

Is missing some proper design and to show up the news on the front page.

config.go

@@ -14,6 +14,7 @@ const (
 	DAILY_VISITS_COLL   = "visits.daily"
 	MONTHLY_VISITS_COLL = "visits.monthly"
 	USERS_COLL          = "users"
+	NEWS_COLL           = "news"
 	STATS_COLL          = "statistics"
 	FS_BOOKS            = "fs_books"
 	FS_IMGS             = "fs_imgs"
@@ -28,6 +29,7 @@ const (
 	TAGS_DISPLAY              = 50
 	SEARCH_ITEMS_PAGE         = 20
 	NEW_ITEMS_PAGE            = 50
+	NUM_NEWS                  = 10
 
 	TEMPLATE_PATH = "templates/"
 	CSS_PATH      = "css/"

database.go

@@ -34,10 +34,16 @@ type Book struct {
 	Keywords    []string
 }
 
+type News struct {
+	Date time.Time
+	Text string
+}
+
 type DB struct {
 	session *mgo.Session
 	books   *mgo.Collection
 	user    *mgo.Collection
+	news    *mgo.Collection
 	stats   *mgo.Collection
 	mr      *MR
 }
@@ -53,6 +59,7 @@ func initDB() *DB {
 	database := d.session.DB(DB_NAME)
 	d.books = database.C(BOOKS_COLL)
 	d.user = database.C(USERS_COLL)
+	d.news = database.C(NEWS_COLL)
 	d.stats = database.C(STATS_COLL)
 	d.mr = NewMR(database)
 	return d
@@ -82,6 +89,18 @@ func (d *DB) UserValid(user string, pass string) bool {
 	return n != 0
 }
 
+func (d *DB) AddNews(text string) error {
+	var news News
+	news.Text = text
+	news.Date = time.Now()
+	return d.news.Insert(news)
+}
+
+func (d *DB) GetNews(num int) (news []News, err error) {
+	err = d.news.Find(bson.M{}).Sort("-date").Limit(num).All(&news)
+	return
+}
+
 func (d *DB) InsertStats(stats interface{}) error {
 	return d.stats.Insert(stats)
 }

news.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"net/http"
+)
+
+type newsData struct {
+	S    Status
+	News []news
+}
+
+type news struct {
+	Date string
+	Text string
+}
+
+func newsHandler(w http.ResponseWriter, r *http.Request, sess *Session) {
+	var data newsData
+	data.S = GetStatus(w, r)
+	data.S.News = true
+	newsEntries, _ := db.GetNews(NUM_NEWS)
+	data.News = make([]news, len(newsEntries))
+	for i, n := range newsEntries {
+		data.News[i].Text = n.Text
+		data.News[i].Date = n.Date.Format("Jan 31, 2006")
+	}
+	loadTemplate(w, "news", data)
+}
+
+func editNewsHandler(w http.ResponseWriter, r *http.Request, sess *Session) {
+	if sess.User == "" {
+		notFound(w, r)
+		return
+	}
+
+	var data statusData
+	data.S = GetStatus(w, r)
+	data.S.News = true
+	loadTemplate(w, "edit_news", data)
+}
+
+func postNewsHandler(w http.ResponseWriter, r *http.Request, sess *Session) {
+	if sess.User == "" {
+		notFound(w, r)
+		return
+	}
+
+	text := r.FormValue("text")
+	db.AddNews(text)
+	http.Redirect(w, r, "/news/", http.StatusFound)
+}

template.go

@@ -11,6 +11,7 @@ type Status struct {
 	Notif  []Notification
 	Home   bool
 	About  bool
+	News   bool
 	Upload bool
 	Stats  bool
 	Help   bool
@@ -30,6 +31,8 @@ var templates = template.Must(template.ParseFiles(TEMPLATE_PATH+"header.html",
 	TEMPLATE_PATH+"404.html",
 	TEMPLATE_PATH+"index.html",
 	TEMPLATE_PATH+"about.html",
+	TEMPLATE_PATH+"news.html",
+	TEMPLATE_PATH+"edit_news.html",
 	TEMPLATE_PATH+"book.html",
 	TEMPLATE_PATH+"search.html",
 	TEMPLATE_PATH+"upload.html",

templates/edit_news.html

@@ -0,0 +1,9 @@
+{{template "header.html" .S}}
+
+<h4>Add News:</h4>
+<form method="POST" action="/news/edit">
+    <textarea name="text" rows="3"></textarea>
+    <button type="submit" class="btn">Add</button>
+</form>
+
+{{template "footer.html"}}

templates/header.html

@@ -52,7 +52,8 @@
 		<ul class="nav">
 			<li {{if .Home}}class="active"{{end}}><a href="/">Home</a></li>
 			<li {{if .About}}class="active"{{end}}><a href="/about/">About</a></li>
-			<li {{if .Upload}}class="active"{{end}}><a href="/upload/">Upload your epub</a></li>
+			<li {{if .News}}class="active"{{end}}><a href="/news/">News</a></li>
+			<li {{if .Upload}}class="active"{{end}}><a href="/upload/">Upload</a></li>
 			<li {{if .Stats}}class="active"{{end}}><a href="/stats/">Statistics</a></li>
 		</ul>
 
@@ -65,6 +66,8 @@
 				</a>
 				<ul class="dropdown-menu">
 					<li><a href="/new/"><i class="icon-book"></i> New books</a></li>
+					<li><a href="/news/edit"><i class="icon-certificate"></i> Edit news</a></li>
+					<li class="divider"></li>
 					<li><a href="/settings/"><i class="icon-wrench"></i> Settings</a></li>
 					<li class="divider"></li>
 					<li><a href="/logout/"><i class="icon-off"></i> Log Out</a></li>

templates/news.html

@@ -0,0 +1,10 @@
+{{template "header.html" .S}}
+
+<dl class="dl-horizontal">
+{{range .News}}
+    <dt>{{.Date}}</dt>
+    <dd>{{.Text}}</dd>
+{{end}}
+</dl>
+
+{{template "footer.html"}}

trantor.go

@@ -181,6 +181,9 @@ func setUpRouter() {
 	r.HandleFunc("/cover/{id:[0-9a-fA-F]+}/{size}/{img:.*}", coverHandler)
 	r.HandleFunc("/settings/", GatherStats(settingsHandler))
 	r.HandleFunc("/stats/", GatherStats(statsHandler))
+	r.HandleFunc("/news/", GatherStats(newsHandler))
+	r.HandleFunc("/news/edit", GatherStats(editNewsHandler)).Methods("GET")
+	r.HandleFunc("/news/edit", GatherStats(postNewsHandler)).Methods("POST")
 	h := http.FileServer(http.Dir(IMG_PATH))
 	r.Handle("/img/{img}", http.StripPrefix("/img/", h))
 	h = http.FileServer(http.Dir(CSS_PATH))