Message Editing and Deleting permissions (#4692)

model/authorization.go

@@ -47,6 +47,8 @@ var PERMISSION_MANAGE_SYSTEM_WIDE_OAUTH *Permission
 var PERMISSION_CREATE_POST *Permission
 var PERMISSION_EDIT_POST *Permission
 var PERMISSION_EDIT_OTHERS_POSTS *Permission
+var PERMISSION_DELETE_POST *Permission
+var PERMISSION_DELETE_OTHERS_POSTS *Permission
 var PERMISSION_REMOVE_USER_FROM_TEAM *Permission
 var PERMISSION_MANAGE_TEAM *Permission
 var PERMISSION_IMPORT_TEAM *Permission
@@ -229,6 +231,16 @@ func InitalizePermissions() {
 		"authentication.permissions.edit_others_posts.name",
 		"authentication.permissions.edit_others_posts.description",
 	}
+	PERMISSION_DELETE_POST = &Permission{
+		"delete_post",
+		"authentication.permissions.delete_post.name",
+		"authentication.permissions.delete_post.description",
+	}
+	PERMISSION_DELETE_OTHERS_POSTS = &Permission{
+		"delete_others_posts",
+		"authentication.permissions.delete_others_posts.name",
+		"authentication.permissions.delete_others_posts.description",
+	}
 	PERMISSION_REMOVE_USER_FROM_TEAM = &Permission{
 		"remove_user_from_team",
 		"authentication.permissions.remove_user_from_team.name",
@@ -349,6 +361,8 @@ func InitalizeRoles() {
 							PERMISSION_EDIT_OTHER_USERS.Id,
 							PERMISSION_MANAGE_OAUTH.Id,
 							PERMISSION_INVITE_USER.Id,
+							PERMISSION_DELETE_POST.Id,
+							PERMISSION_DELETE_OTHERS_POSTS.Id,
 						},
 						ROLE_TEAM_USER.Permissions...,
 					),

model/config.go

@@ -49,6 +49,14 @@ const (
 	RESTRICT_EMOJI_CREATION_ADMIN        = "admin"
 	RESTRICT_EMOJI_CREATION_SYSTEM_ADMIN = "system_admin"
 
+	PERMISSIONS_DELETE_POST_ALL          = "all"
+	PERMISSIONS_DELETE_POST_TEAM_ADMIN   = "team_admin"
+	PERMISSIONS_DELETE_POST_SYSTEM_ADMIN = "system_admin"
+
+	ALLOW_EDIT_POST_ALWAYS     = "always"
+	ALLOW_EDIT_POST_NEVER      = "never"
+	ALLOW_EDIT_POST_TIME_LIMIT = "time_limit"
+
 	EMAIL_BATCHING_BUFFER_SIZE = 256
 	EMAIL_BATCHING_INTERVAL    = 30
 
@@ -92,6 +100,9 @@ type ServiceSettings struct {
 	WebserverMode                     *string
 	EnableCustomEmoji                 *bool
 	RestrictCustomEmojiCreation       *string
+	RestrictPostDelete                *string
+	AllowEditPost                     *string
+	PostEditTimeLimit                 *int
 }
 
 type ClusterSettings struct {
@@ -827,6 +838,21 @@ func (o *Config) SetDefaults() {
 		*o.ServiceSettings.RestrictCustomEmojiCreation = RESTRICT_EMOJI_CREATION_ALL
 	}
 
+	if o.ServiceSettings.RestrictPostDelete == nil {
+		o.ServiceSettings.RestrictPostDelete = new(string)
+		*o.ServiceSettings.RestrictPostDelete = PERMISSIONS_DELETE_POST_ALL
+	}
+
+	if o.ServiceSettings.AllowEditPost == nil {
+		o.ServiceSettings.AllowEditPost = new(string)
+		*o.ServiceSettings.AllowEditPost = ALLOW_EDIT_POST_TIME_LIMIT
+	}
+
+	if o.ServiceSettings.PostEditTimeLimit == nil {
+		o.ServiceSettings.PostEditTimeLimit = new(int)
+		*o.ServiceSettings.PostEditTimeLimit = 300
+	}
+
 	if o.ClusterSettings.InterNodeListenAddress == nil {
 		o.ClusterSettings.InterNodeListenAddress = new(string)
 		*o.ClusterSettings.InterNodeListenAddress = ":8075"