delete figure content of a post on post/user deletion

.env.example

@@ -3,5 +3,5 @@
 #
 
 APP_NAME=litter-go
-APP_VERSION=0.36.3
+APP_VERSION=0.36.4
 GOLANG_VERSION=1.22

api/swagger.json

@@ -13,7 +13,7 @@
             "name": "MIT",
             "url": "https://github.com/krustowski/litter-go/blob/master/LICENSE"
         },
-        "version": "0.36.3"
+        "version": "0.36.4"
     },
     "host": "littr.eu",
     "basePath": "/api/v1",
@@ -1026,6 +1026,47 @@
                 }
             }
         },
+        "/users/{nickname}/localtime": {
+            "patch": {
+                "description": "toggle the local time mode",
+                "consumes": [
+                    "application/json"
+                ],
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "users"
+                ],
+                "summary": "Toggle the local time mode",
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "$ref": "#/definitions/common.Response"
+                        }
+                    },
+                    "403": {
+                        "description": "Forbidden",
+                        "schema": {
+                            "$ref": "#/definitions/common.Response"
+                        }
+                    },
+                    "404": {
+                        "description": "Not Found",
+                        "schema": {
+                            "$ref": "#/definitions/common.Response"
+                        }
+                    },
+                    "500": {
+                        "description": "Internal Server Error",
+                        "schema": {
+                            "$ref": "#/definitions/common.Response"
+                        }
+                    }
+                }
+            }
+        },
         "/users/{nickname}/posts": {
             "get": {
                 "description": "get user posts",
@@ -1488,6 +1529,14 @@
                     "description": "LastLoginTime is an UNIX timestamp of the last user's successful log-in.",
                     "type": "string"
                 },
+                "live_mode": {
+                    "description": "LiveMode is a feature allowing to show notifications about new posts",
+                    "type": "boolean"
+                },
+                "local_time_mode": {
+                    "description": "LocalTimeMode is a feature to show any post's datetime in the local time according to the client's/user's device setting.",
+                    "type": "boolean"
+                },
                 "nickname": {
                     "description": "Nickname is a login name of such user.",
                     "type": "string"

pkg/backend/posts/controllers.go

@@ -450,6 +450,29 @@ func deletePost(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	// delete associated image and thumbnail
+	if post.Figure != "" {
+		err := os.Remove("/opt/pix/thumb_" + post.Figure)
+		if err != nil {
+			resp.Message = "cannot remove thumbnail associated to the post"
+			resp.Code = http.StatusInternalServerError
+
+			l.Println(resp.Message, resp.Code)
+			resp.Write(w)
+			return
+		}
+
+		err = os.Remove("/opt/pix/" + post.Figure)
+		if err != nil {
+			resp.Message = "cannot remove image associated to the post"
+			resp.Code = http.StatusInternalServerError
+
+			l.Println(resp.Message, resp.Code)
+			resp.Write(w)
+			return
+		}
+	}
+
 	resp.Message = "ok, post removed"
 	resp.Code = http.StatusOK
 

pkg/backend/router.go

@@ -1,5 +1,5 @@
 // @title		litter-go
-// @version	 	0.36.3
+// @version	 	0.36.4
 // @description		nanoblogging platform as PWA built on go-app framework
 // @termsOfService	https://littr.eu/tos
 

pkg/backend/users/controllers.go

@@ -324,31 +324,69 @@ func deleteUser(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	// delete user
 	if deleted := db.DeleteOne(db.UserCache, key); !deleted {
-		resp.Message = "error deleting:" + key
+		resp.Message = "error deleting from user cache:" + key
 		resp.Code = http.StatusInternalServerError
 
 		l.Println(resp.Message, resp.Code)
 		resp.Write(w)
 		return
 	}
 
-	// delete all user's posts and polls
+	// delete user's subscriptions
+	if deleted := db.DeleteOne(db.SubscriptionCache, key); !deleted {
+		resp.Message = "error deleting from subscription cache:" + key
+		resp.Code = http.StatusInternalServerError
+
+		l.Println(resp.Message, resp.Code)
+		resp.Write(w)
+		return
+	}
+
+	void := ""
+
+	// delete all user's posts and polls, and tokens
 	posts, _ := db.GetAll(db.FlowCache, models.Post{})
 	polls, _ := db.GetAll(db.PollCache, models.Poll{})
+	tokens, _ := db.GetAll(db.TokenCache, void)
 
+	// loop over posts and delete authored ones + linked fungures
 	for id, post := range posts {
 		if post.Nickname == key {
 			db.DeleteOne(db.FlowCache, id)
+
+			// delete associated image and thumbnail
+			if post.Figure != "" {
+				err := os.Remove("/opt/pix/thumb_" + post.Figure)
+				if err != nil {
+					// nasty bypass
+					continue
+				}
+
+				err = os.Remove("/opt/pix/" + post.Figure)
+				if err != nil {
+					// nasty bypass
+					continue
+				}
+			}
 		}
 	}
 
+	// loop over polls and delete authored ones
 	for id, poll := range polls {
 		if poll.Author == key {
 			db.DeleteOne(db.PollCache, id)
 		}
 	}
 
+	// loop over tokens and delete matching ones
+	for id, tok := range tokens {
+		if tok == key {
+			db.DeleteOne(db.TokenCache, id)
+		}
+	}
+
 	resp.Message = "ok, deleting user: " + key
 	resp.Code = http.StatusOK