Looking for Post by Slug is now case insensitive. If case doesn't mat…

…ch, 301 redirect to the correct canonical url.

kabukky#82

database/retrieval.go

@@ -16,7 +16,7 @@ const stmtRetrievePostsForApi = "SELECT id, uuid, title, slug, markdown, html, f
 const stmtRetrievePostsByUser = "SELECT id, uuid, title, slug, markdown, html, featured, page, status, meta_description, image, author_id, published_at FROM posts WHERE page = 0 AND status = 'published' AND author_id = ? ORDER BY published_at DESC LIMIT ? OFFSET ?"
 const stmtRetrievePostsByTag = "SELECT posts.id, posts.uuid, posts.title, posts.slug, posts.markdown, posts.html, posts.featured, posts.page, posts.status, posts.meta_description, posts.image, posts.author_id, posts.published_at FROM posts, posts_tags WHERE posts_tags.post_id = posts.id AND posts_tags.tag_id = ? AND page = 0 AND status = 'published' ORDER BY posts.published_at DESC LIMIT ? OFFSET ?"
 const stmtRetrievePostById = "SELECT id, uuid, title, slug, markdown, html, featured, page, status, meta_description, image, author_id, published_at FROM posts WHERE id = ?"
-const stmtRetrievePostBySlug = "SELECT id, uuid, title, slug, markdown, html, featured, page, status, meta_description, image, author_id, published_at FROM posts WHERE slug = ?"
+const stmtRetrievePostBySlug = "SELECT id, uuid, title, slug, markdown, html, featured, page, status, meta_description, image, author_id, published_at FROM posts WHERE slug = ? COLLATE NOCASE"
 const stmtRetrieveUserById = "SELECT id, name, slug, email, image, cover, bio, website, location FROM users WHERE id = ?"
 const stmtRetrieveUserBySlug = "SELECT id, name, slug, email, image, cover, bio, website, location FROM users WHERE slug = ?"
 const stmtRetrieveUserByName = "SELECT id, name, slug, email, image, cover, bio, website, location FROM users WHERE name = ?"

templates/execution.go

@@ -36,6 +36,9 @@ func ShowPostTemplate(writer http.ResponseWriter, r *http.Request, slug string)
 		return err
 	} else if !post.IsPublished { // Make sure the post is published before rendering it
 		return errors.New("post not published")
+	} else if post.Slug != slug {
+		http.Redirect(writer, r, "/"+post.Slug+"/", 301)
+		return nil
 	}
 	requestData := structure.RequestData{Posts: make([]structure.Post, 1), Blog: methods.Blog, CurrentTemplate: 1, CurrentPath: r.URL.Path} // CurrentTemplate = post
 	requestData.Posts[0] = *post