Show error message when updating project geometry with invalid multi polygon

Signed-off-by: Ko Nagase <[email protected]>

Author: sanak

config/locales/en.yml

@@ -1,6 +1,7 @@
 # English strings go here for Rails i18n
 en:
   error_invalid_json: must be valid JSON
+  error_unable_to_update_project_gtt_settings: "Unable to update project GTT settings (%{value})"
 
   field_default: Default for new projects
   field_geometry: "Geometry"

config/locales/ja.yml

@@ -1,6 +1,7 @@
 # Japanese strings go here for Rails i18n
 ja:
   error_invalid_json: "正しいJSONにしてください"
+  error_unable_to_update_project_gtt_settings: "プロジェクトのGTTの設定を更新できません (%{value})"
 
   field_default: "新規プロジェクトのデフォルト"
   field_geometry: "所在地"

lib/redmine_gtt/actions/update_project_settings.rb

@@ -26,7 +26,13 @@ def update_project
         if tile_source_ids = @form.gtt_tile_source_ids
           @project.gtt_tile_source_ids = tile_source_ids
         end
-        @project.geojson = @form.geojson
+
+        begin
+          @project.geojson = @form.geojson
+        rescue RGeo::Error::InvalidGeometry => e
+          @project.errors.add(:geom, :invalid)
+          return false
+        end
 
         @project.save
       end

lib/redmine_gtt/patches/projects_controller_patch.rb

@@ -47,7 +47,7 @@ def update_gtt_configuration
             if r.settings_saved?
               flash.now[:notice] = l(:notice_successful_update)
             else
-              flash.now[:error] = r.error
+              flash.now[:error] = l(:error_unable_to_update_project_gtt_settings, "#{r.error}")
             end
 
           end