- # Decide on a lat lon to initialise potlatch with. Various ways of doing this
- if params['lon'] and params['lat']
- @lon = params['lon'].to_f
- @lat = params['lat'].to_f
- @zoom = params['zoom'].to_i
-
- elsif params['mlon'] and params['mlat']
- @lon = params['mlon'].to_f
- @lat = params['mlat'].to_f
- @zoom = params['zoom'].to_i
-
- elsif params['bbox']
- bbox = BoundingBox.from_bbox_params(params)
-
- @lon = bbox.centre_lon
- @lat = bbox.centre_lat
- @zoom = 16
- elsif params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat']
- bbox = BoundingBox.from_lon_lat_params(params)
-
- @lon = bbox.centre_lon
- @lat = bbox.centre_lat
- @zoom = 16
-
- elsif params['gpx']
- @lon = Trace.find(params['gpx']).longitude
- @lat = Trace.find(params['gpx']).latitude
-
- elsif cookies.key?("_osm_location")
- @lon, @lat, @zoom, layers = cookies["_osm_location"].split("|")
-
- elsif @user and !@user.home_lon.nil? and !@user.home_lat.nil?
- @lon = @user.home_lon
- @lat = @user.home_lat
-
- else
- #catch all. Do nothing. lat=nil, lon=nil
- #Currently this results in potlatch starting up at 0,0 (Atlantic ocean).
- end
-
- @zoom = '17' if @zoom.nil?
+ require_user
+ end
+
+ if %w[potlatch potlatch2].include?(editor)
+ append_content_security_policy_directives(
+ :object_src => %w[*],
+ :plugin_types => %w[application/x-shockwave-flash],
+ :script_src => %w['unsafe-inline']
+ )
+ end
+
+ if params[:node]
+ bbox = Node.find(params[:node]).bbox.to_unscaled
+ @lat = bbox.centre_lat
+ @lon = bbox.centre_lon
+ @zoom = 18
+ elsif params[:way]
+ bbox = Way.find(params[:way]).bbox.to_unscaled
+ @lat = bbox.centre_lat
+ @lon = bbox.centre_lon
+ @zoom = 17
+ elsif params[:note]
+ note = Note.find(params[:note])
+ @lat = note.lat
+ @lon = note.lon
+ @zoom = 17
+ elsif params[:gpx] && @user
+ trace = Trace.visible_to(@user).find(params[:gpx])
+ @lat = trace.latitude
+ @lon = trace.longitude
+ @zoom = 16