// API function to get a post by id
func getApiPostHandler(w http.ResponseWriter, r *http.Request, params map[string]string) {
userName := authentication.GetUserName(r)
if userName != "" {
id := params["id"]
// Get post
postId, err := strconv.ParseInt(id, 10, 64)
if err != nil || postId < 1 {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
post, err := database.RetrievePostById(postId)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
json, err := json.Marshal(postToJson(post))
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.Write(json)
return
} else {
http.Error(w, "Not logged in!", 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
}
// 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 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.GenerateHtmlFromMarkdown([]byte(json.Markdown)), 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
}
}
