Map management
It is possible to use up to 5 layers of images of a map with the placement of elements on it.
The following URI are used to manage map files, if "map" field is absent, then the layer 0 is used (for backward compatibility):
upload-map.htm - to upload map image for layer, the layer is set by the "map" field (map=0...4);
map.htm - to view map image for layer, the layer is set by the "map" field (map=0...4).
The following values of the querytype field are used to manage the maps data and images:
mapdelete - delete the map image file:
map - layer of the map.
setmaplayer - set the data associated with a layer of the map:
map - layer of the map;
data - custom data.
delmaplayer - delete the data associated with a layer of the map:
map - layer of the map.
getmaplayer - read the data associated with a layer of the map, data returns in "data" field:
map - layer of the map.