Add blog API

app/v1/blog.go

@@ -0,0 +1,87 @@
+package v1
+
+import (
+	"time"
+
+	"git.zxq.co/ripple/rippleapi/common"
+)
+
+type blogPost struct {
+	ID      int       `json:"id"`
+	Title   string    `json:"title"`
+	Slug    string    `json:"slug"`
+	Created time.Time `json:"created"`
+	Author  userData  `json:"author"`
+}
+
+type blogPostsResponse struct {
+	common.ResponseBase
+	Posts []blogPost `json:"posts"`
+}
+
+// BlogPostsGET retrieves the latest blog posts on the Ripple blog.
+func BlogPostsGET(md common.MethodData) common.CodeMessager {
+	var and string
+	var params []interface{}
+	if md.C.Query("id") != "" {
+		and = "b.id = ?"
+		params = append(params, md.C.Query("id"))
+	}
+	rows, err := md.DB.Query(`
+	SELECT 
+		b.id, b.title, b.slug, b.created,
+		
+		u.id, u.username, s.username_aka, u.register_datetime,
+		u.privileges, u.latest_activity, s.country
+	FROM anchor_posts b
+	LEFT JOIN users u ON b.author = u.id
+	LEFT JOIN users_stats s ON b.author = s.id
+	WHERE status = "published" `+and+`
+	ORDER BY b.id DESC `+common.Paginate(md.C.Query("p"), md.C.Query("l"), 50), params...)
+	if err != nil {
+		md.Err(err)
+		return Err500
+	}
+
+	var r blogPostsResponse
+	for rows.Next() {
+		var post blogPost
+		err := rows.Scan(
+			&post.ID, &post.Title, &post.Slug, &post.Created,
+
+			&post.Author.ID, &post.Author.Username, &post.Author.UsernameAKA, &post.Author.RegisteredOn,
+			&post.Author.Privileges, &post.Author.LatestActivity, &post.Author.Country,
+		)
+		if err != nil {
+			md.Err(err)
+			continue
+		}
+		r.Posts = append(r.Posts, post)
+	}
+	r.Code = 200
+
+	return r
+}
+
+type blogPostContent struct {
+	common.ResponseBase
+	Content string `json:"content"`
+}
+
+// BlogPostsContentGET retrieves the content of a specific blog post.
+func BlogPostsContentGET(md common.MethodData) common.CodeMessager {
+	field := "markdown"
+	if _, present := md.C.GetQuery("html"); present {
+		field = "html"
+	}
+	if md.C.Query("id") == "" {
+		return ErrMissingField("id")
+	}
+	var r blogPostContent
+	err := md.DB.QueryRow("SELECT "+field+" FROM anchor_posts WHERE id = ? AND status = 'published'", md.C.Query("id")).Scan(&r.Content)
+	if err != nil {
+		return common.SimpleResponse(404, "no blog post found")
+	}
+	r.Code = 200
+	return r
+}