adding admin server handler for deleting content

3 files changed, 44 insertions, 0 deletions

diff --git a/system/admin/handlers.go b/system/admin/handlers.go
index 2be8d8e..f7c3cca 100644
--- a/system/admin/handlers.go
+++ b/system/admin/handlers.go
@@ -513,6 +513,31 @@ func editHandler(res http.ResponseWriter, req *http.Request) {
 	}
 }
 
+func deleteHandler(res http.ResponseWriter, req *http.Request) {
+	if req.Method != http.MethodPost {
+		res.WriteHeader(http.StatusMethodNotAllowed)
+		return
+	}
+
+	q := req.URL.Query()
+	id := q.Get("id")
+	t := q.Get("type")
+
+	if id == "" || t == "" {
+		res.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	err := db.DeleteContent(t + ":" + i)
+	if err != nil {
+		res.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+
+	redir := strings.TrimSuffix(req.URL.Scheme+req.URL.Host+req.URL.Path, "/delete")
+	http.Redirect(res, req, redir, http.StatusFound)
+}
+
 func editUploadHandler(res http.ResponseWriter, req *http.Request) {
 	if req.Method != http.MethodPost {
 		res.WriteHeader(http.StatusMethodNotAllowed)
diff --git a/system/admin/server.go b/system/admin/server.go
index 6f4a96e..b3b128d 100644
--- a/system/admin/server.go
+++ b/system/admin/server.go
@@ -25,6 +25,7 @@ func Run() {
 	http.HandleFunc("/admin/posts/search", user.Auth(searchHandler))
 
 	http.HandleFunc("/admin/edit", user.Auth(editHandler))
+	http.HandleFunc("/admin/edit/delete", user.Auth(deleteHandler))
 	http.HandleFunc("/admin/edit/upload", user.Auth(editUploadHandler))
 
 	pwd, err := os.Getwd()
diff --git a/system/db/content.go b/system/db/content.go
index d637085..1e5b95a 100644
--- a/system/db/content.go
+++ b/system/db/content.go
@@ -137,6 +137,24 @@ func postToJSON(ns string, data url.Values) ([]byte, error) {
 	return j, nil
 }
 
+// DeleteContent removes an item from the database. Deleting a non-existent item
+// will return a nil error.
+func DeleteContent(target string) error {
+	t := strings.Split(target, ":")
+	ns, id := t[0], t[1]
+
+	err := store.Update(func(tx *bolt.Tx) error {
+		tx.Bucket([]byte(ns)).Delete([]byte(id))
+		return nil
+	})
+
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
 // Content retrives one item from the database. Non-existent values will return an empty []byte
 // The `target` argument is a string made up of namespace:id (string:int)
 func Content(target string) ([]byte, error) {