website works with uploads now

postCollection.go

@@ -24,26 +24,27 @@ const layout = "2006-01-02"
 var modTime time.Time
 var postsCollection []Post
 
-func InitializeCollection() {
-	postsCollection = nil
-	filepath.Walk("./posts", newPost)
-	fmt.Println(len(postsCollection))
-	for _, post := range postsCollection {
-		fmt.Println(post.Title)
-	}
+func NewPostsCollection() {
+	verifyFolderModification()
+	initializeCollection()
+	go acquirePosts(100)
 }
 
-func AcquirePosts(duration time.Duration) {
-	for {
-		if isFolderModified() == true {
+func initializeCollection() {
 	postsCollection = nil
 	filepath.Walk("./posts", newPost)
 }
+
+func acquirePosts(duration time.Duration) {
+	for {
+		if verifyFolderModification() == true {
+			initializeCollection()
+		}
 		time.Sleep(duration * time.Second)
 	}
 }
 
-func isFolderModified() bool {
+func verifyFolderModification() bool {
 	f, err := os.Open("./posts")
 	if err != nil {
 		fmt.Println("file-error here: \n", f)
@@ -66,7 +67,7 @@ func newPost(path string, f os.FileInfo, err error) error {
 	content, err := ioutil.ReadFile(path)
 	if err != nil {
 		fmt.Println(err)
-		//return err
+		return nil
 	}
 
 	title := strings.Replace(path, "posts/", "", -1)
@@ -75,7 +76,6 @@ func newPost(path string, f os.FileInfo, err error) error {
 	}
 	s := string(content)
 	doc, _ := html.Parse(strings.NewReader(s))
-
 	var p = Post{
 		getDate(doc),
 		title,
@@ -83,25 +83,32 @@ func newPost(path string, f os.FileInfo, err error) error {
 		template.HTML(string(content[:len(content)])),
 	}
 
-	//insertPostAccordingToDate(p, postsCollection)
 	postsCollection = insertPostAccordingToDate(p, postsCollection)
+	fmt.Println(len(postsCollection))
+	for _, d := range postsCollection {
+		fmt.Println("dates are ", d.Date)
+	}
 	return nil
 }
 
 func getDate(n *html.Node) time.Time {
 
-	var t time.Time
+	var zero, d, t time.Time
 
 	if n.Type == html.ElementNode && n.Data == "time" {
 		for _, a := range n.Attr {
 			if a.Key == "datetime" {
 				t, _ = time.Parse(layout, a.Val)
+				return t
 			}
 		}
 	}
 
 	for c := n.FirstChild; c != nil; c = c.NextSibling {
-		t = getDate(c)
+		d = getDate(c)
+		if d != zero {
+			return d
+		}
 	}
 
 	return t
@@ -109,12 +116,9 @@ func getDate(n *html.Node) time.Time {
 
 func getNewestPosts(numberOfPosts int) []Post {
 	var posts []Post
-	if len(postsCollection) == 0 {
-		return []Post{}
-	}
-	for i := numberOfPosts; i > 0; i-- {
-		post := postsCollection[i]
-		posts = append(posts, getPostByURLTitle(post.URLTitle))
+	l := len(postsCollection)
+	for i := l - 1; i >= l-numberOfPosts; i-- {
+		posts = append(posts, postsCollection[i])
 	}
 	return posts
 }
@@ -129,14 +133,16 @@ func getPostByURLTitle(title string) Post {
 }
 
 func insertPostAccordingToDate(post Post, arr []Post) []Post {
+	fmt.Println(post.Title)
 	for i, p := range arr {
 		if p.Date.After(post.Date) {
 			s := make([]Post, len(arr)+1, cap(arr)+1)
 			copy(s[:], arr[:])     //make a copy of the slice
 			copy(s[i+1:], arr[i:]) //move the upper part of the slice ahead, creating a hole
 			s[i] = post            //insert new element into hole
+			return s
 		}
 	}
-	arr = append(arr, post)
-	return arr
+	postsCollection = append(postsCollection, post)
+	return postsCollection
 }

websiteTemplate.go

@@ -22,8 +22,7 @@ var templates = template.Must(template.ParseFiles("blog.tmpl", "blog_roll.tmpl",
 
 func main() {
 
-	InitializeCollection()
-	go AcquirePosts(100)
+	NewPostsCollection()
 
 	http.HandleFunc("/", blogHandler)
 	http.HandleFunc("/post/", postHandler)