Sokomine/handle_schematics
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bugfix: back from preview works now

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This commit is contained in:
Sokomine 2016-12-26 22:44:02 +01:00
parent 2430963d06
commit a057a4328e
1 changed files with 13 additions and 7 deletions
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20
build_chest.lua
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@ -430,6 +430,7 @@ build_chest.update_formspec = function( pos, page, player, fields )
end
if( fields.preview and building_name ) then
meta:set_string('preview',fields.preview); -- just so that we know what to do when the back-button is hit
return formspec..build_chest.preview_image_formspec( building_name,
build_chest.replacements_get_current( meta, village_id ), fields.preview);
end
@ -578,14 +579,19 @@ build_chest.on_receive_fields = function(pos, formname, fields, player)
-- back button selected
if( fields.back ) then
local current_path = minetest.deserialize( meta:get_string( 'current_path' ) or 'return {}' );
local preview = meta:get_string('preview');
if( preview and preview ~= "" ) then
meta:set_string('preview',"");
else
local current_path = minetest.deserialize( meta:get_string( 'current_path' ) or 'return {}' );
table.remove( current_path ); -- revert latest selection
meta:set_string( 'current_path', minetest.serialize( current_path ));
meta:set_string( 'building_name', '');
meta:set_int( 'replace_row', 0 );
meta:set_int( 'page_nr', 0 );
meta:set_string( 'saved_as_filename', nil);
table.remove( current_path ); -- revert latest selection
meta:set_string( 'current_path', minetest.serialize( current_path ));
meta:set_string( 'building_name', '');
meta:set_int( 'replace_row', 0 );
meta:set_int( 'page_nr', 0 );
meta:set_string( 'saved_as_filename', nil);
end
-- menu entry selected
elseif( fields.selection ) then