// Function to recieve a registration form.
func postRegistrationHandler(w http.ResponseWriter, r *http.Request, _ map[string]string) {
if database.RetrieveUsersCount() == 0 { // TODO: Or check if authenticated user is admin when adding users from inside the admin area
name := r.FormValue("name")
email := r.FormValue("email")
password := r.FormValue("password")
if name != "" && password != "" {
hashedPassword, err := authentication.EncryptPassword(password)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
user := structure.User{Name: []byte(name), Slug: slug.Generate(name, "users"), Email: []byte(email), Image: []byte(filenames.DefaultUserImageFilename), Cover: []byte(filenames.DefaultUserCoverFilename), Role: 4}
err = methods.SaveUser(&user, hashedPassword, 1)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
http.Redirect(w, r, "/admin/", 302)
return
}
http.Redirect(w, r, "/admin/", 302)
return
} else {
name := r.FormValue("name")
email := r.FormValue("email")
password := r.FormValue("password")
if name != "" && password != "" {
hashedPassword, err := authentication.EncryptPassword(password)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
user := structure.User{Name: []byte(name), Slug: slug.Generate(name, "users"), Email: []byte(email), Image: []byte(filenames.DefaultUserImageFilename), Cover: []byte(filenames.DefaultUserCoverFilename), Role: 3}
err = methods.SaveUser(&user, hashedPassword, 1)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
http.Redirect(w, r, "/admin/#/users/", 302)
return
} else {
http.Error(w, "Not implemented yet.", http.StatusInternalServerError)
return
}
}
}
// API function to update a post.
func patchApiPostHandler(w http.ResponseWriter, r *http.Request, _ map[string]string) {
userName := authentication.GetUserName(r)
if userName != "" {
userId, err := getUserId(userName)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
userRole, err := getUserRole(userName)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// Update post
decoder := json.NewDecoder(r.Body)
var json JsonPost
err = decoder.Decode(&json)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
var postSlug string
// Get current slug of post
post, err := database.RetrievePostById(json.Id)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if post.Author.Id != userId && userRole != 4 {
http.Error(w, "Not your post", http.StatusInternalServerError)
return
}
if json.Slug != post.Slug { // Check if user has submitted a custom slug
postSlug = slug.Generate(json.Slug, "posts")
} else {
postSlug = post.Slug
}
currentTime := time.Now()
*post = structure.Post{Id: json.Id, Title: []byte(json.Title), Slug: postSlug, Markdown: []byte(json.Markdown), Html: conversion.SanitizeHtml([]byte(json.Html)), IsFeatured: json.IsFeatured, IsPage: json.IsPage, IsPublished: json.IsPublished, Image: []byte(json.Image), Date: ¤tTime, Tags: methods.GenerateTagsFromCommaString(json.Tags), Author: &structure.User{Id: userId}}
err = methods.UpdatePost(post)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusOK)
w.Write([]byte("Post updated!"))
return
} else {
http.Error(w, "Not logged in!", http.StatusInternalServerError)
return
}
}
func GenerateTagsFromCommaString(input string) []structure.Tag {
output := make([]structure.Tag, 0)
tags := strings.Split(input, ",")
for index, _ := range tags {
tags[index] = strings.TrimSpace(tags[index])
}
for _, tag := range tags {
if tag != "" {
output = append(output, structure.Tag{Name: []byte(tag), Slug: slug.Generate(tag, "tags")})
}
}
return output
}
// API function to create a post
func postApiPostHandler(w http.ResponseWriter, r *http.Request, _ map[string]string) {
userName := authentication.GetUserName(r)
if userName != "" {
userId, err := getUserId(userName)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// Create post
decoder := json.NewDecoder(r.Body)
var json JsonPost
err = decoder.Decode(&json)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
var postSlug string
if json.Slug != "" { // Ceck if user has submitted a custom slug
postSlug = slug.Generate(json.Slug, "posts")
} else {
postSlug = slug.Generate(json.Title, "posts")
}
currentTime := time.Now()
post := structure.Post{Title: []byte(json.Title), Slug: postSlug, Markdown: []byte(json.Markdown), Html: conversion.SanitizeHtml([]byte(json.Html)), IsFeatured: json.IsFeatured, IsPage: json.IsPage, IsPublished: json.IsPublished, Image: []byte(json.Image), Date: ¤tTime, Tags: methods.GenerateTagsFromCommaString(json.Tags), Author: &structure.User{Id: userId}}
err = methods.SavePost(&post)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.WriteHeader(http.StatusOK)
w.Write([]byte("Post created!"))
return
} else {
http.Error(w, "Not logged in!", http.StatusInternalServerError)
return
}
}
func GenerateBlog() error {
// Write lock the global blog
if Blog != nil {
Blog.Lock()
defer Blog.Unlock()
}
// Generate blog from db
blog, err := database.RetrieveBlog()
if err != nil {
return err
}
// Add parameters that are not saved in db
blog.Url = []byte(configuration.Config.Url)
blog.AssetPath = assetPath
// Create navigation slugs
for index, _ := range blog.NavigationItems {
blog.NavigationItems[index].Slug = slug.Generate(blog.NavigationItems[index].Label, "navigation")
}
Blog = blog
return nil
}