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authorVanessa Ezekowitz <vanessaezekowitz@gmail.com>2016-04-01 20:02:19 -0400
committerVanessa Ezekowitz <vanessaezekowitz@gmail.com>2016-04-01 21:09:33 -0400
commitda66780a569712c23ae4f2996cfb4608a9f9d69d (patch)
tree217556029a78bc23ad4564720afc86de97228a04 /markers
parent615b22df4d423aded3613db7716943a2f389b047 (diff)
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copy all standard Dreambuilder mods in from the old subgame
(exactly as last supplied there, updates to these mods will follow later)
Diffstat (limited to 'markers')
-rw-r--r--markers/README.md3
-rw-r--r--markers/areas.lua865
-rw-r--r--markers/config.lua36
-rw-r--r--markers/depends.txt1
-rw-r--r--markers/init.lua536
-rw-r--r--markers/land_title_register.lua74
-rw-r--r--markers/marker_stone.lua24
-rw-r--r--markers/textures/compass_side_top.pngbin0 -> 684 bytes
-rw-r--r--markers/textures/markers_mark.pngbin0 -> 377 bytes
-rw-r--r--markers/textures/markers_stone.pngbin0 -> 793 bytes
-rw-r--r--markers/textures/markers_stone_side.pngbin0 -> 832 bytes
11 files changed, 1539 insertions, 0 deletions
diff --git a/markers/README.md b/markers/README.md
new file mode 100644
index 0000000..ffa3179
--- /dev/null
+++ b/markers/README.md
@@ -0,0 +1,3 @@
+
+This is work in progress.
+
diff --git a/markers/areas.lua b/markers/areas.lua
new file mode 100644
index 0000000..f804f7f
--- /dev/null
+++ b/markers/areas.lua
@@ -0,0 +1,865 @@
+
+-- TODO: offer teleport button?
+
+-- Temporary compatibility function - see minetest PR#1180
+if not vector.interpolate then
+ vector.interpolate = function(pos1, pos2, factor)
+ return {x = pos1.x + (pos2.x - pos1.x) * factor,
+ y = pos1.y + (pos2.y - pos1.y) * factor,
+ z = pos1.z + (pos2.z - pos1.z) * factor}
+ end
+end
+
+-- taken from mobf
+local COLOR_RED = "#FF0000";
+local COLOR_GREEN = "#00FF00";
+local COLOR_WHITE = "#FFFFFF";
+
+
+-- we need to store which list we present to which player
+markers.menu_data_by_player = {}
+
+
+markers.get_area_by_pos = function(pos)
+
+ local found_areas = {};
+ for id, area in pairs(areas.areas) do
+ if( pos.x >= area.pos1.x and pos.x <= area.pos2.x and
+ pos.y >= area.pos1.y and pos.y <= area.pos2.y and
+ pos.z >= area.pos1.z and pos.z <= area.pos2.z )then
+
+ area[ 'id' ] = id;
+ table.insert(found_areas, area );
+ end
+ end
+ return found_areas;
+end
+
+
+
+-- ppos: current player (or marker stone) position - used for sorting the list
+-- mode: can be pos, player, all, subarea, main_areas
+-- mode_data: content depends on mode
+-- selected: display information about the area the player single-clicked on
+markers.get_area_list_formspec = function(ppos, player, mode, pos, mode_data, selected )
+
+
+ local id_list = {};
+ local title = '???';
+ local tlabel = '';
+
+ -- expects a position in mode_data
+ if( mode=='pos' ) then
+ -- title would be too long for a label
+ title = 'All areas which contain position..';
+ tlabel = '<'..minetest.pos_to_string( mode_data )..'>:';
+
+ for id, area in pairs(areas.areas) do
+
+ if( mode_data.x >= area.pos1.x and mode_data.x <= area.pos2.x and
+ mode_data.y >= area.pos1.y and mode_data.y <= area.pos2.y and
+ mode_data.z >= area.pos1.z and mode_data.z <= area.pos2.z )then
+
+ table.insert( id_list, id );
+ end
+ end
+
+ -- expects a playername in mode_data
+ elseif( mode=='player' ) then
+
+ title = 'All areas owned by player..';
+ tlabel = '<'..tostring( mode_data )..'>:';
+
+ for id, area in pairs(areas.areas) do
+
+ if( area.owner == mode_data ) then
+ table.insert( id_list, id );
+ end
+ end
+
+ -- expects an area_id in mode_data
+ elseif( mode=='subareas' ) then
+
+ title = 'All subareas of area..';
+ tlabel = '<'..tostring( areas.areas[ mode_data ].name )..'> ['..tostring( mode_data )..']:';
+
+ for id, area in pairs(areas.areas) do
+
+ if( area.parent and area.parent == mode_data ) then
+ table.insert( id_list, id );
+ end
+ end
+
+ -- show only areas that do not have parents
+ elseif( mode=='main_areas' ) then
+ title = 'All main areas withhin '..tostring( markers.AREA_RANGE )..' m:';
+ tlabel = '*all main areas*';
+ for id, area in pairs(areas.areas) do
+
+ if( not( area.parent )
+ -- ppos is always available
+ and( (area.pos1.x >= ppos.x-markers.AREA_RANGE and area.pos1.x <= ppos.x+markers.AREA_RANGE )
+ or(area.pos2.x >= ppos.x-markers.AREA_RANGE and area.pos2.x <= ppos.x+markers.AREA_RANGE ))
+ and( (area.pos1.y >= ppos.y-markers.AREA_RANGE and area.pos1.y <= ppos.y+markers.AREA_RANGE )
+ or(area.pos2.y >= ppos.y-markers.AREA_RANGE and area.pos2.y <= ppos.y+markers.AREA_RANGE ))
+ and( (area.pos1.z >= ppos.z-markers.AREA_RANGE and area.pos1.z <= ppos.z+markers.AREA_RANGE )
+ or(area.pos2.z >= ppos.z-markers.AREA_RANGE and area.pos2.z <= ppos.z+markers.AREA_RANGE ))) then
+ table.insert( id_list, id );
+ end
+ end
+
+
+ elseif( mode=='all' ) then
+ title = 'All areas withhin '..tostring( markers.AREA_RANGE )..' m:';
+ tlabel = '*all areas*';
+
+ for id, area in pairs(areas.areas) do
+ if( ( (area.pos1.x >= ppos.x-markers.AREA_RANGE and area.pos1.x <= ppos.x+markers.AREA_RANGE )
+ or(area.pos2.x >= ppos.x-markers.AREA_RANGE and area.pos2.x <= ppos.x+markers.AREA_RANGE ))
+ and( (area.pos1.y >= ppos.y-markers.AREA_RANGE and area.pos1.y <= ppos.y+markers.AREA_RANGE )
+ or(area.pos2.y >= ppos.y-markers.AREA_RANGE and area.pos2.y <= ppos.y+markers.AREA_RANGE ))
+ and( (area.pos1.z >= ppos.z-markers.AREA_RANGE and area.pos1.z <= ppos.z+markers.AREA_RANGE )
+ or(area.pos2.z >= ppos.z-markers.AREA_RANGE and area.pos2.z <= ppos.z+markers.AREA_RANGE ))) then
+ table.insert( id_list, id );
+ end
+ end
+ end
+
+ -- Sort the list of areas so the nearest comes first
+ local nearsorter = function(a, b)
+ return vector.distance(vector.interpolate(areas.areas[a].pos1, areas.areas[a].pos2, 0.5), ppos) <
+ vector.distance(vector.interpolate(areas.areas[b].pos1, areas.areas[b].pos2, 0.5), ppos)
+ end
+ table.sort(id_list, nearsorter)
+
+ local formspec = 'size[10,9]';
+
+ title = minetest.formspec_escape( title );
+ tlabel = minetest.formspec_escape( tlabel );
+
+ formspec = formspec..
+ "label[0.5,0;"..title.."]"..
+ "label[4.7,0;"..tlabel.."]"..
+ "label[0.5,8.5;Doubleclick to select area.]"..
+ "label[4.7,8.5;Areas found: "..tostring( #id_list )..".]"..
+ "textlist[0.5,0.5;7,8;markers_area_list_selection;";
+
+ local liste = '';
+ for i,v in ipairs( id_list ) do
+ if( liste ~= '' ) then
+ liste = liste..',';
+ end
+ liste = liste..minetest.formspec_escape( areas:toString( v ) );
+
+ end
+
+ -- highlight selected entry
+ if( selected ) then
+ formspec = formspec..liste..';'..selected..';false]';
+ else
+ formspec = formspec..liste..';]';
+ end
+
+ local pname = player:get_player_name();
+ if( not( markers.menu_data_by_player[ pname ] )) then
+ markers.menu_data_by_player[ pname ] = {};
+ end
+
+ -- display information about the location of the area the player clicked on
+ if( selected
+ and id_list[ selected ]
+ and areas.areas[ id_list[ selected ]] ) then
+
+ local this_area = areas.areas[ id_list[ selected ]];
+
+ local subareas = {};
+ for i,v in pairs( areas.areas ) do
+ if( v.parent and v.parent == id_list[ selected ]) then
+ table.insert( subareas, i );
+ end
+ end
+
+ formspec = formspec..
+ markers.show_compass_marker( 8.5, 3.0, false, pos, this_area.pos1, this_area.pos2 );
+
+
+ if( this_area.parent) then
+ formspec = formspec..
+ 'button[8.0,0.5;2,0.5;show_parent;'..
+ minetest.formspec_escape( areas.areas[ this_area.parent ].name )..']';
+ end
+
+ if( #subareas > 0 ) then
+ formspec = formspec..
+ 'button[8.0,1.0;2,0.5;list_subareas;'..
+ minetest.formspec_escape( 'List subareas ('..tostring( #subareas )..')')..']';
+ end
+
+
+ if( mode=='player' ) then
+ formspec = formspec..
+ 'label[8.0,1.5;'..
+ minetest.formspec_escape( this_area.owner..'\'s areas')..']';
+ else
+ formspec = formspec..
+ 'button[8.0,1.5;2,0.5;list_player_areas;'..
+ minetest.formspec_escape( this_area.owner..'\'s areas')..']';
+ end
+
+ end
+
+ formspec = formspec..
+ 'button[8.0,8.5;2,0.5;list_main_areas;List all main areas]';
+
+ -- we need to remember especially the id_list - else it would be impossible to know what the
+ -- player selected
+ markers.menu_data_by_player[ pname ] = {
+ typ = 'area_list',
+ mode = mode,
+ pos = pos,
+ mode_data = mode_data,
+ list = id_list,
+
+ selected = id_list[ selected ],
+ };
+
+
+ return formspec;
+end
+
+
+
+
+-- shows a formspec with information about a particular area
+-- pos is the position of the marker stone or place where the player clicked
+-- with the land title register; it is used for relative display of coordinates
+markers.get_area_desc_formspec = function( id, player, pos )
+
+ if( not( areas.areas ) or not( id ) or not( areas.areas[ id ] )) then
+ return 'field[info;Error:;Area not found.]';
+ end
+ local this_area = areas.areas[ id ];
+
+ local pname = player:get_player_name();
+
+ -- show some buttons only if area is owned by the player
+ local is_owner = false;
+
+ if( this_area.owner == pname ) then
+ is_owner = true;
+ end
+
+ local formspec = 'size[10,9]'..
+ 'label[2.5,0.0;Area information and management]'..
+ 'button_exit[4.7,7.0;1,0.5;abort;OK]';
+
+ -- general information about the area
+ formspec = formspec..
+ 'label[0.5,1.0;This is area number ]'..
+ 'label[4.7,1.0;'..tostring( id )..']'..
+
+ 'label[0.5,1.5;The area is called ]'..
+ 'label[4.7,1.5;'..minetest.formspec_escape( this_area.name or '-not set-')..']'..
+
+ 'label[0.5,2.0;It is owned by ]'..
+ 'label[4.7,2.0;'..minetest.formspec_escape( this_area.owner)..']';
+
+
+ -- these functions are only available to the owner of the area
+ if( is_owner ) then
+ formspec = formspec..
+ 'button_exit[8.0,0.0;2,0.5;change_owner;Change owner]'..
+ 'button_exit[8.0,1.0;2,0.5;delete;Delete]'..
+ 'button_exit[8.0,1.5;2,0.5;rename;Rename]'..
+ 'button_exit[8.0,2.0;2,0.5;list_player_areas;My areas]';
+
+ -- subareas of own areas can be deleted (but not renamed)
+ elseif( not( is_owner )
+ and this_area.parent
+ and areas.areas[ this_area.parent ]
+ and areas.areas[ this_area.parent ].owner == pname ) then
+
+ formspec = formspec..
+ 'button_exit[8.0,1.0;2,0.5;delete;Delete subarea]'..
+ 'button_exit[8.0,2.0;2,0.5;list_player_areas;Player\'s areas]';
+
+ else
+ formspec = formspec..
+ 'button_exit[8.0,2.0;2,0.5;list_player_areas;Player\'s areas]';
+ end
+
+
+ -- players with the areas priv get an extra menu
+ if( minetest.check_player_privs(pname, {areas=true})) then
+ formspec = formspec..
+ 'label[8.0,6.0;Admin commands:]'..
+ 'button_exit[8.0,6.5;2,0.5;change_owner;Change owner]'..
+ 'button_exit[8.0,7.0;2,0.5;delete;Delete]'..
+ 'button_exit[8.0,7.5;2,0.5;rename;Rename]';
+ end
+
+
+ -- show subowners and areas with the same coordinates
+ formspec = formspec..
+ 'label[0.5,2.5;Further owners of the entire area:]';
+ local further_owners = {};
+ for i, area in pairs(areas.areas) do
+ if( i ~= id and
+ this_area.pos1.x == area.pos1.x and this_area.pos2.x == area.pos2.x and
+ this_area.pos1.y == area.pos1.y and this_area.pos2.y == area.pos2.y and
+ this_area.pos1.z == area.pos1.z and this_area.pos2.z == area.pos2.z )then
+
+ table.insert( further_owners, area.owner );
+ end
+ end
+ if( #further_owners > 0 ) then
+
+ formspec = formspec..
+ 'label[4.7,2.5;'..minetest.formspec_escape( table.concat( further_owners, ', '))..'.]';
+
+ -- deleting subowners is done by deleting their areas
+ if( is_owner ) then
+ formspec = formspec..
+ 'button_exit[8.0,2.5;2,0.5;add_owner;Add]';
+ end
+ else
+ formspec = formspec..
+ 'label[4.7,2.5;-none-]';
+
+ if( is_owner ) then
+ formspec = formspec..
+ 'button_exit[8.0,2.5;2,0.5;add_owner;Add]';
+ end
+ end
+
+
+ -- is the area a subarea?
+ if( this_area.parent ) then
+ formspec = formspec..
+ 'label[0.5,3.0;This area is a sub-area of area]'..
+ 'label[4.7,3.0;'..minetest.formspec_escape( areas.areas[ this_area.parent ].name..' ['..this_area.parent..']' )..']'..
+ 'button_exit[8.0,3.0;2,0.5;show_parent;Show main area]';
+ end
+
+
+ -- does the area have subareas, i.e. is it a parent area for others?
+ local sub_areas = {};
+ for i, area in pairs(areas.areas) do
+ if( i ~= id and
+ area.parent == id ) then
+
+ table.insert( sub_areas, i );
+ end
+ end
+ if( #sub_areas > 0 ) then
+
+ formspec = formspec..
+ 'label[0.5,4.0;Number of defined subareas:]'..
+ 'label[4.7,4.0;'..tostring( #sub_areas )..']'..
+ 'button_exit[8.0,4.0;2,0.5;list_subareas;List subareas]';
+ else
+ formspec = formspec..
+ 'label[0.5,4.0;There are no subareas defined.]';
+ end
+
+
+ -- give information about the size of the area
+ local length_x = (math.abs( this_area.pos2.x - this_area.pos1.x )+1);
+ local length_y = (math.abs( this_area.pos2.y - this_area.pos1.y )+1);
+ local length_z = (math.abs( this_area.pos2.z - this_area.pos1.z )+1);
+
+ formspec = formspec..
+ 'label[0.5,4.5;The area extends from]'..
+ 'label[4.7,4.5;'..minetest.pos_to_string( this_area.pos1 )..' to '..minetest.pos_to_string( this_area.pos2 )..'.]'..
+ 'label[4.7,4.75;It spans '..tostring( length_x )..
+ ' x '..tostring( length_z )..
+ ' = '..tostring( length_x * length_z )..
+ ' m^2. Height: '..tostring( length_y )..' m.]';
+
+
+ formspec = formspec..
+ markers.show_compass_marker( 2.0, 7.0, true, pos, this_area.pos1, this_area.pos2 );
+
+-- TODO: buy / sell button
+
+ local pname = player:get_player_name();
+ if( not( markers.menu_data_by_player[ pname ] )) then
+ markers.menu_data_by_player[ pname ] = {};
+ end
+
+ -- we need to remember especially the id_list - else it would be impossible to know what the
+ -- player selected
+ markers.menu_data_by_player[ pname ] =
+ { typ = 'show_area',
+ mode = nil,
+ pos = pos,
+ mode_data = nil,
+ list = nil,
+
+ selected = id,
+ };
+
+ return formspec;
+end
+
+
+
+-- shows where the area (defined by pos1/pos2) is located relative to the given position pos
+-- row_offset/col_offset are offsets for the formspec
+markers.show_compass_marker = function( col_offset, row_offset, with_text, pos, pos1, pos2 )
+
+ local formspec = '';
+-- TODO: show up/down information somehow
+-- TODO: what if checked with a land claim register?
+
+ -- if possible, show how far the area streches into each direction relative to pos
+ if( pos.x >= pos1.x and pos.x <= pos2.x
+ and pos.y >= pos1.y and pos.y <= pos2.y
+ and pos.z >= pos1.z and pos.z <= pos2.z ) then
+
+ if( with_text ) then
+ formspec = formspec..
+ 'label[0.5,5.5;Dimensions of the area in relation to..]'..
+-- TODO: check if there is a marker; else write 'position you clicked on'
+ 'label[4.7,5.5;the marker at '..minetest.pos_to_string( pos )..':]'..
+ 'button_exit[8.0,5.5;2,0.5;list_areas_at;Local areas]';
+ end
+ formspec = formspec..
+ 'image['..col_offset..','..row_offset..';1,1;markers_stone.png]'..
+ 'label['..(col_offset-0.8)..','..(row_offset+0.05)..';'..tostring( pos.x - pos1.x )..' m W]'..
+ 'label['..(col_offset+1.0)..','..(row_offset+0.05)..';'..tostring( pos2.x - pos.x )..' m E]'..
+ 'label['..(col_offset+0.1)..','..(row_offset+0.80)..';'..tostring( pos.z - pos1.z )..' m S]'..
+ 'label['..(col_offset+0.1)..','..(row_offset-0.80)..';'..tostring( pos2.z - pos.z )..' m N]';
+
+ -- else show how far the area is away
+ else
+
+ local starts_north = '';
+ local starts_south = '';
+ local starts_east = '';
+ local starts_west = '';
+ if( pos.z > pos2.z ) then
+ starts_north = '';
+ starts_south = tostring( pos.z - pos2.z )..' m S';
+ else
+ starts_north = tostring( pos1.z - pos.z )..' m N';
+ starts_south = '';
+ end
+ if( pos.x > pos2.x ) then
+ starts_east = '';
+ starts_west = tostring( pos.x - pos2.x )..' m W';
+ else
+ starts_east = tostring( pos1.x - pos.x )..' m E';
+ starts_west = '';
+ end
+
+
+ if( with_text ) then
+ formspec = formspec..
+ 'label[0.5,5.5;Position of the area in relation to..]'..
+-- TODO: check if there is a marker; else write 'position you clicked on'
+ 'label[4.7,5.5;the marker at '..minetest.pos_to_string( pos )..':]'..
+ 'button_exit[8.0,5.5;2,0.5;list_areas_at;Local areas]';
+ end
+ formspec = formspec..
+ 'image['..col_offset..','..row_offset..';1,1;compass_side_top.png]'..
+ 'label['..(col_offset-0.8)..','..(row_offset+0.05)..';'..starts_west..']'..
+ 'label['..(col_offset+1.0)..','..(row_offset+0.05)..';'..starts_east..']'..
+ 'label['..(col_offset+0.1)..','..(row_offset-0.80)..';'..starts_north..']'..
+ 'label['..(col_offset+0.1)..','..(row_offset+0.80)..';'..starts_south..']';
+ end
+
+ return formspec;
+end
+
+
+
+-- formspec input needs to be handled diffrently
+markers.form_input_handler_areas = function( player, formname, fields)
+
+ local pname = player:get_player_name();
+ local ppos = player:getpos()
+
+ if( formname ~= "markers:info"
+ or not( player )
+ or not( markers.menu_data_by_player[ pname ] )) then
+
+ return false;
+ end
+
+ local menu_data = markers.menu_data_by_player[ pname ];
+ local formspec = '';
+
+
+ -- rename an area
+ if( fields.rename
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ]
+ and areas.areas[ menu_data.selected ].owner == pname ) then
+
+ local area = areas.areas[ menu_data.selected ];
+ if( not( area.name )) then
+ area.name = '-enter area name-';
+ end
+ formspec = 'field[rename_new_name;Enter new name for area:;'..minetest.formspec_escape( area.name )..']';
+
+ elseif( fields.rename_new_name
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ]
+ and ((areas.areas[ menu_data.selected ].owner == pname )
+ or minetest.check_player_privs(pname, {areas=true}))) then
+
+ local area = areas.areas[ menu_data.selected ];
+
+ -- actually rename the area
+ areas.areas[ menu_data.selected ].name = fields.rename_new_name;
+ areas:save();
+
+ minetest.chat_send_player( pname, 'Area successfully renamed.');
+ -- shwo the renamed area
+ formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
+
+
+
+ -- change owner the area
+ elseif( fields.change_owner
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ] ) then
+
+ -- there are no checks here - those happen when the area is transferred
+ local area = areas.areas[ menu_data.selected ];
+ formspec = 'field[change_owner_name;Give area \"'..minetest.formspec_escape( area.name )..'\" to player:;-enter name of NEW OWNER-]';
+
+ elseif( fields.change_owner_name
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ] ) then
+
+ local area = areas.areas[ menu_data.selected ];
+
+ -- only own areas can be transfered to another player (or if the areas priv is there)
+ if( area.owner ~= pname
+ and not( minetest.check_player_privs(pname, {areas=true}))) then
+
+ minetest.chat_send_player( pname, 'Permission denied. You do not own the area.');
+
+ elseif( not( areas:player_exists( fields.change_owner_name ))) then
+
+ minetest.chat_send_player( pname, 'That player does not exist.');
+
+ else
+ -- actually change the owner
+ areas.areas[ menu_data.selected ].owner = fields.change_owner_name;
+ areas:save()
+
+ minetest.chat_send_player( pname, 'Your area '..tostring( area.name )..' has been transfered to '..tostring( fields.change_owner_name )..'.');
+
+ minetest.chat_send_player( fields.change_owner_name, pname..'" has given you control over an area.')
+ end
+
+ formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
+
+
+ -- add an owner to the entire area
+ elseif( fields.add_owner
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ]
+ and areas.areas[ menu_data.selected ].owner == pname ) then
+
+ local area = areas.areas[ menu_data.selected ];
+ formspec = 'field[add_owner_name;Grant access to area \"'..minetest.formspec_escape( area.name )..'\" to player:;-enter player name-]';
+
+ elseif( fields.add_owner_name
+ -- the player has to own the area already; we need a diffrent name here
+ and fields.add_owner_name ~= pname
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ]
+ and areas.areas[ menu_data.selected ].owner == pname ) then
+
+ local area = areas.areas[ menu_data.selected ];
+
+ -- does the player exist?
+ if( not( areas:player_exists( fields.add_owner_name ))) then
+ minetest.chat_send_player( pname, 'That player does not exist.');
+ -- show the formspec
+ formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
+
+ else
+ -- log the creation of the new area
+ minetest.log("action", pname.." runs /add_owner through the markers-mod. Owner = "..fields.add_owner_name..
+ " AreaName = "..area.name.." ParentID = "..menu_data.selected..
+ " StartPos = "..area.pos1.x..","..area.pos1.y..","..area.pos1.z..
+ " EndPos = " ..area.pos2.x..","..area.pos2.y..","..area.pos2.z)
+
+ -- take the name from the old/parent area
+ local new_id = areas:add( fields.add_owner_name, area.name, area.pos1, area.pos2, menu_data.selected );
+ areas:save()
+
+
+ minetest.chat_send_player( fields.add_owner_name,
+ "You have been granted control over area #"..
+ new_id..". Type /list_areas to show your areas.")
+
+ minetest.chat_send_player( pname, 'The player may now build and dig in your area.');
+ -- shwo the new area
+ markers.menu_data_by_player[ pname ].selected = new_id;
+ formspec = markers.get_area_desc_formspec( new_id, player, menu_data.pos );
+ end
+
+
+
+ -- delete area
+ elseif( fields.delete
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ] ) then
+
+ local area = areas.areas[ menu_data.selected ];
+
+ -- a player can only delete own areas or subareas of own areas
+ if( area.owner ~= pname
+ and not( area.parent
+ and areas.areas[ area.parent ]
+ and areas.areas[ area.parent ].owner
+ and areas.areas[ area.parent ].owner == pname )
+ and not( minetest.check_player_privs(pname, {areas=true}))) then
+
+ minetest.chat_send_player( pname, 'Permission denied. You own neither the area itshelf nor its parent area.');
+ -- shwo the area where the renaming failed
+ formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
+
+ else
+
+ formspec = 'field[rename_new_name;Enter new name for area:;'..minetest.formspec_escape( area.name )..']';
+ formspec = 'field[delete_confirm;'..minetest.formspec_escape( 'Really delete area \"'..area.name..
+ '\" (owned by '..area.owner..')? Confirm with YES:')..';-type yes in capitals to confirm-]';
+
+ end
+
+ elseif( fields.delete_confirm
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ] ) then
+
+ local area = areas.areas[ menu_data.selected ];
+ local old_owner = area.owner;
+
+ local subareas = {};
+ for i,v in pairs( areas.areas ) do
+ if( v.parent and v.parent == menu_data.selected ) then
+ table.insert( subareas, i );
+ end
+ end
+
+ -- a player can only delete own areas or subareas of own areas
+ if( area.owner ~= pname
+ and not( area.parent
+ and areas.areas[ area.parent ]
+ and areas.areas[ area.parent ].owner
+ and areas.areas[ area.parent ].owner == pname )
+ and not( minetest.check_player_privs(pname, {areas=true}))) then
+
+ minetest.chat_send_player( pname, 'Permission denied. You own neither the area itshelf nor its parent area.');
+ -- shwo the renamed area
+ formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
+
+ -- avoid accidents
+ elseif( fields.delete_confirm ~= 'YES' ) then
+ minetest.chat_send_player( pname, 'Delition of area \"'..tostring( area.name )..'\" (owned by '..old_owner..') aborted.');
+ formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
+
+ -- only areas without subareas can be deleted
+ elseif( #subareas > 0 ) then
+ minetest.chat_send_player( pname, 'The area has '..tostring( #subareas )..' subarea(s). Please delete those first!');
+ formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
+
+ else
+
+ minetest.chat_send_player( pname, 'Area \"'..tostring( area.name )..'\" (owned by '..old_owner..') deleted.');
+ -- really delete
+ areas:remove( menu_data.selected, false ); -- no recursive delete
+ areas:save();
+ -- show the list of areas owned by the previous owner
+ formspec = markers.get_area_list_formspec(ppos, player, 'player', menu_data.pos, old_owner, nil );
+ end
+
+
+
+ elseif( fields.show_parent
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ]
+ and areas.areas[ menu_data.selected ].parent ) then
+
+ formspec = markers.get_area_desc_formspec( areas.areas[ menu_data.selected ].parent, player, menu_data.pos );
+
+
+ elseif( fields.list_player_areas
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ] ) then
+
+ formspec = markers.get_area_list_formspec(ppos, player, 'player', menu_data.pos, areas.areas[ menu_data.selected ].owner, nil );
+
+
+ elseif( fields.list_subareas
+ and menu_data.selected
+ and areas.areas[ menu_data.selected ] ) then
+
+ formspec = markers.get_area_list_formspec(ppos, player, 'subareas', menu_data.pos, menu_data.selected, nil );
+
+
+ elseif( fields.list_main_areas ) then
+
+ formspec = markers.get_area_list_formspec(ppos, player, 'main_areas', menu_data.pos, nil, nil );
+
+ elseif( fields.list_areas_at
+ and menu_data.pos ) then
+
+ formspec = markers.get_area_list_formspec(ppos, player, 'pos', menu_data.pos, menu_data.pos, nil );
+
+
+ elseif( fields.markers_area_list_selection
+ and menu_data.typ
+ and menu_data.typ == 'area_list'
+ and menu_data.list
+ and #menu_data.list > 0 ) then
+
+
+ local field_data = fields.markers_area_list_selection:split( ':' );
+ if( not( field_data ) or #field_data < 2 ) then
+ field_data = { '', '' };
+ end
+
+ local selected = tonumber( field_data[ 2 ] );
+ if( field_data[1]=='DCL' ) then
+
+ -- on doubleclick, show detailed area information
+ formspec = markers.get_area_desc_formspec( tonumber( menu_data.list[ selected ] ), player, menu_data.pos );
+ else
+
+ -- on single click, just show the position of that particular area
+ formspec = markers.get_area_list_formspec(ppos, player, menu_data.mode, menu_data.pos, menu_data.mode_data, selected );
+ end
+
+ else
+ return false;
+ end
+
+
+ minetest.show_formspec( pname, "markers:info", formspec )
+ return true;
+end
+
+
+
+-- search the area at the given position pos that might be of most intrest to the player
+markers.show_marker_stone_formspec = function( player, pos )
+
+ local pname = player:get_player_name();
+ local ppos = pos
+
+ -- this table stores the list the player may have selected from; at the beginning, there is no list
+ if( not( markers.menu_data_by_player[ pname ] )) then
+ markers.menu_data_by_player[ pname ] = {
+ typ = 'area_list',
+ mode = 'main_areas',
+ pos = pos,
+ mode_data = pos,
+ list = {},
+
+ selected = nil,
+ };
+ end
+
+
+ local formspec = '';
+
+ local found_areas = {};
+ local min_area_size = 100000000000;
+
+ for id, area in pairs(areas.areas) do
+ if( pos.x >= area.pos1.x and pos.x <= area.pos2.x and
+ pos.y >= area.pos1.y and pos.y <= area.pos2.y and
+ pos.z >= area.pos1.z and pos.z <= area.pos2.z )then
+
+ -- ignore y (height) value because some areas may go from bottom to top
+ local area_size = math.abs( area.pos2.x - area.pos1.x )
+ * math.abs( area.pos2.z - area.pos1.z );
+
+ -- collect subareas that have the same size
+ if( area_size == min_area_size ) then
+ table.insert(found_areas, id );
+ -- we have found a smaller area - that is more intresting here
+ elseif( area_size <= min_area_size ) then
+ found_areas = {};
+ min_area_size = area_size;
+ table.insert(found_areas, id );
+ end
+ end
+ end
+
+ -- no areas found; display error message and selection menu
+ if( #found_areas < 1 ) then
+
+ formspec = 'size[4,3]'..
+ 'label[0.5,0.5;This position is not protected.]'..
+ 'button[1.0,1.5;2,0.5;list_main_areas;List all main areas]'..
+ 'button_exit[3.0,1.5;1,0.5;abort;OK]';
+
+ -- found exactly one areaa - display it
+ elseif( #found_areas == 1 ) then
+
+ formspec = markers.get_area_desc_formspec( found_areas[ 1 ], player, pos );
+
+ -- found more than one area; we have saved only those with the smallest size
+ else
+
+ local own_area = 0;
+ local parent_area = 0;
+ local upper_area = 0;
+ for i,v in ipairs( found_areas ) do
+
+ local area = areas.areas[ v ];
+
+ -- owned by player?
+ if( area.owner == pname ) then
+ own_area = v;
+
+ -- parentless area?
+ elseif( not( area.parent )) then
+ parent_area = v;
+
+ -- the parent has diffrent coordinates?
+ elseif( areas.areas[ area.parent ].pos1.x ~= area.pos1.x
+ or areas.areas[ area.parent ].pos1.y ~= area.pos1.y
+ or areas.areas[ area.parent ].pos1.z ~= area.pos1.z
+ or areas.areas[ area.parent ].pos2.x ~= area.pos2.x
+ or areas.areas[ area.parent ].pos2.y ~= area.pos2.y
+ or areas.areas[ area.parent ].pos2.z ~= area.pos2.z ) then
+ upper_area = v;
+ end
+ end
+
+ -- the area owned by the player is most intresting
+ if( own_area > 0 ) then
+
+ formspec = markers.get_area_desc_formspec( own_area, player, pos );
+
+ -- if the player owns none of these areas, show the topmost (parentless) area
+ elseif( parent_area > 0 ) then
+
+ formspec = markers.get_area_desc_formspec( parent_area, player, pos );
+
+ -- an area which has a parent with diffrent coordinates from its child may (or may not) be the
+ -- parent of all these subareas we've found here; there is no guarantee, but it's a best guess.
+ -- If it is not good enough, then the player can still search for himshelf.
+ elseif( upper_area > 0 ) then
+
+ formspec = markers.get_area_desc_formspec( upper_area, player, pos );
+
+ -- our superficial analysis of the structure of the areas failed; it is up to the player to
+ -- find out which of the candidates he is intrested in; we list them all
+ else
+
+ formspec = markers.get_area_list_formspec(ppos, player, 'pos', pos, pos, nil );
+ end
+ end
+
+ minetest.show_formspec( player:get_player_name(), "markers:info", formspec );
+end
diff --git a/markers/config.lua b/markers/config.lua
new file mode 100644
index 0000000..f29e46e
--- /dev/null
+++ b/markers/config.lua
@@ -0,0 +1,36 @@
+
+-- stores up to 4 marker positions for each player
+markers.positions = {}
+
+-- store the positions of that many markers for each player (until server restart)
+markers.MAX_MARKERS = 50;
+
+-- the protection against digging of the marker by other players expires after this time
+markers.EXPIRE_AFTER = 60*60*24;
+
+-- self-protected areas can not get higher than 100 blocks
+markers.MAX_HEIGHT = 100;
+
+-- only areas up to this size (in square meters) can be protected
+markers.MAX_SIZE = 1024; -- 32m * 32m = 1024 m^2
+
+-- show only areas withhin this range when showing the list of ALL areas
+-- (else it does get too crowded on multiplayer servers)
+-- set to something >60000 in order to view all areas; set to a smaller
+-- value (i.e. 500) on multiplayer servers with many protected areas
+
+if( #areas.areas > 1000 ) then
+ markers.AREA_RANGE = 100;
+elseif( #areas.areas > 100 ) then
+ markers.AREA_RANGE = 1000;
+else
+ markers.AREA_RANGE = 100000;
+end
+
+-- for most cases, the default values ought to work
+--markers.AREA_RANGE = 100000;
+
+if( io.open(minetest.get_worldpath().."/markers_settings.txt","r")) then
+ io.close()
+ dofile(minetest.get_worldpath().."/markers_settings.txt")
+end
diff --git a/markers/depends.txt b/markers/depends.txt
new file mode 100644
index 0000000..a18cd91
--- /dev/null
+++ b/markers/depends.txt
@@ -0,0 +1 @@
+areas
diff --git a/markers/init.lua b/markers/init.lua
new file mode 100644
index 0000000..2e72af0
--- /dev/null
+++ b/markers/init.lua
@@ -0,0 +1,536 @@
+
+-- markers are useful for measuring distances and for marking areas
+-- markers are protected from digging by other players for one day
+-- (the protection for the *marker* auto-expires then, and it can be digged)
+
+markers = {}
+
+dofile(minetest.get_modpath("markers").."/config.lua");
+dofile(minetest.get_modpath("markers").."/areas.lua");
+dofile(minetest.get_modpath("markers").."/marker_stone.lua");
+dofile(minetest.get_modpath("markers").."/land_title_register.lua");
+
+
+-- returns the first area found
+markers.get_area_by_pos1_pos2 = function(pos1, pos2)
+ for id, area in pairs(areas.areas) do
+
+ if( ((area.pos1.x == pos1.x and area.pos1.z == pos1.z )
+ or (area.pos1.x == pos1.x and area.pos1.z == pos2.z )
+ or (area.pos1.x == pos2.x and area.pos1.z == pos1.z )
+ or (area.pos1.x == pos2.x and area.pos1.z == pos2.z ))
+
+ and((area.pos2.x == pos1.x and area.pos2.z == pos1.z )
+ or (area.pos2.x == pos1.x and area.pos2.z == pos2.z )
+ or (area.pos2.x == pos2.x and area.pos2.z == pos1.z )
+ or (area.pos2.x == pos2.x and area.pos2.z == pos2.z ))) then
+
+ -- at least pos1 needs to have a hight value that fits in
+ if( (area.pos1.y <= pos1.y and area.pos2.y >= pos1.y)
+ or (area.pos1.y >= pos1.y and area.pos2.y <= pos1.y)) then
+
+ local found = area;
+ found[ 'id' ] = id;
+ return found;
+
+ end
+ end
+ end
+ return nil;
+end
+
+
+
+
+
+
+-- this function is supposed to return a text string describing the price of the land between po1 and pos2
+-- You can return somethiing like "for free" or "the promise to build anything good" as well as any
+-- real prices in credits or materials - it's really just a text here.
+-- Make sure you do not charge the player more than what you ask here.
+markers.calculate_area_price_text = function( pos1, pos2, playername )
+
+ local price = ( math.abs( pos1.x - pos2.x )+1 )
+ * ( math.abs( pos1.z - pos2.z )+1 );
+
+-- * math.ceil( ( math.abs( pos1.y - pos2.y )+1 )/10);
+
+ return tostring( price )..' credits';
+end
+
+
+
+
+markers.marker_placed = function( pos, placer, itemstack )
+
+ if( not( pos ) or not( placer )) then
+ return;
+ end
+
+ local meta = minetest.get_meta( pos );
+ local name = placer:get_player_name();
+
+ meta:set_string( 'infotext', 'Marker at '..minetest.pos_to_string( pos )..
+ ' (placed by '..tostring( name )..'). '..
+ 'Right-click to update.');
+ meta:set_string( 'owner', name );
+ -- this allows protection of this particular marker to expire
+ meta:set_string( 'time', tostring( os.time()) );
+
+ local txt = '';
+
+ if( not( markers.positions[ name ] ) or #markers.positions[name]<1) then
+ markers.positions[ name ] = {};
+ markers.positions[ name ][ 1 ] = pos;
+
+ minetest.chat_send_player( name,
+ 'First marker set to position '..
+ minetest.pos_to_string( markers.positions[ name ][ 1 ] )..
+ '. Please place a second marker to measure distance. '..
+ 'Place four markers in a square to define an area.');
+ else
+ table.insert( markers.positions[ name ], pos );
+
+ local n = #markers.positions[ name ];
+
+ local dx = markers.positions[ name ][ n ].x - markers.positions[ name ][ n-1 ].x;
+ local dy = markers.positions[ name ][ n ].y - markers.positions[ name ][ n-1 ].y;
+ local dz = markers.positions[ name ][ n ].z - markers.positions[ name ][ n-1 ].z;
+
+ local dir_name = "unknown";
+ local d = 0;
+ if( dx == 0 and dz > 0 ) then dir_name = "north"; d = math.abs(dz);
+ elseif( dx == 0 and dz < 0 ) then dir_name = "south"; d = math.abs(dz);
+ elseif( dz == 0 and dx > 0 ) then dir_name = "east"; d = math.abs(dx);
+ elseif( dz == 0 and dx < 0 ) then dir_name = "west"; d = math.abs(dx);
+ elseif( dx == 0 and dz == 0 and dy > 0 ) then dir_name = "above"; d = math.abs(dy);
+ elseif( dx == 0 and dz == 0 and dy < 0 ) then dir_name = "below"; d = math.abs(dy);
+ else
+
+ local area = (math.abs( dx )+1)
+ * (math.abs( dz )+1);
+ local volume = area * (math.abs( dy )+1);
+
+ minetest.chat_send_player( name, 'This marker is at '..
+ minetest.pos_to_string( markers.positions[ name ][ n ] )..', while the last one is at '..
+ minetest.pos_to_string( markers.positions[ name ][ n-1 ] )..'. Distance (x/y/z): '..
+ tostring(math.abs(dx))..'/'..
+ tostring(math.abs(dy))..'/'..
+ tostring(math.abs(dz))..
+ '. Area: '..tostring( area )..' m^2. Volume: '..tostring( volume )..' m^3.');
+ end
+
+ -- this marker is aligned to the last one
+ if( d > 0 ) then
+ minetest.chat_send_player( name, 'Marker placed at '..minetest.pos_to_string( pos )..
+ '. Relative to the marker you placed before, this one is '..
+ tostring( d )..' m '..dir_name..'.');
+ end
+
+ -- make sure the list does not grow too large
+ if( n > markers.MAX_MARKERS ) then
+ table.remove( markers.positions[ name ], 1 );
+ end
+ end
+end
+
+
+
+markers.marker_can_dig = function(pos,player)
+
+ if( not( pos ) or not( player )) then
+ return true;
+ end
+
+ local meta = minetest.get_meta( pos );
+ local owner = meta:get_string( 'owner' );
+ local time = meta:get_string( 'time' );
+
+ -- can the marker be removed?
+ if( not( owner )
+ or owner==''
+ or not( time )
+ or time==''
+ or (os.time() - tonumber( time )) > markers.EXPIRE_AFTER ) then
+
+ return true;
+
+ -- marker whose data got lost anyway
+ elseif( not( markers.positions[ owner ] )
+ or #markers.positions[ owner ] < 1 ) then
+
+ return true;
+
+ -- marker owned by someone else and still in use
+ elseif( owner ~= player:get_player_name()) then
+
+ minetest.chat_send_player( player:get_player_name(),
+ 'Sorry, this marker belongs to '..tostring( owner )..
+ '. If you still want to remove it, try again in '..
+ ( tostring( markers.EXPIRE_AFTER + tonumber( time ) - os.time()))..' seconds.');
+ return false;
+
+ end
+
+ return true;
+end
+
+
+
+
+markers.marker_after_dig_node = function(pos, oldnode, oldmetadata, digger)
+
+ if( not(oldmetadata ) or not(oldmetadata['fields'])) then
+ return;
+ end
+
+ local owner = oldmetadata['fields']['owner'];
+ if( not( owner )
+ or owner==''
+ or not( markers.positions[ owner ] )
+ or #markers.positions[ owner ] < 1 ) then
+
+ return;
+ end
+
+ -- remove the markers position from our table of stored positions
+ local found = 0;
+ for i,v in ipairs( markers.positions[ owner ] ) do
+ if( v.x == pos.x
+ and v.y == pos.y
+ and v.z == pos.z ) then
+ found = i;
+ end
+ end
+ if( found ~= 0 ) then
+ table.remove( markers.positions[ owner ], found );
+ end
+ return true;
+end
+
+
+--this function returns a min_pos and max_pos that are the corners
+--of a box that contains ALL of the players active markers.
+markers.get_box_from_markers = function(name)
+ if (not name) or (not (markers.positions[ name ][ 1 ] )) then
+ return {x=0,y=0,z=0},{x=1,y=1,z=1}
+ end
+ local min_pos={}
+ min_pos.x = markers.positions[ name ][ 1 ].x
+ min_pos.y = markers.positions[ name ][ 1 ].y
+ min_pos.z = markers.positions[ name ][ 1 ].z
+ local max_pos={}
+ max_pos.x = markers.positions[ name ][ 1 ].x
+ max_pos.y = markers.positions[ name ][ 1 ].y
+ max_pos.z = markers.positions[ name ][ 1 ].z
+ for i,p in ipairs( markers.positions[ name ] ) do
+ if p.x < min_pos.x then min_pos.x = p.x end
+ if p.x > max_pos.x then max_pos.x = p.x end
+ if p.y < min_pos.y then min_pos.y = p.y end
+ if p.y > max_pos.y then max_pos.y = p.y end
+ if p.z < min_pos.z then min_pos.z = p.z end
+ if p.z > max_pos.z then max_pos.z = p.z end
+ end
+ --print("getbox: min_pos.x="..min_pos.x.." y="..min_pos.y.." z="..min_pos.z)
+ --print(" : max_pos.x="..max_pos.x.." y="..max_pos.y.." z="..max_pos.z)
+ return min_pos, max_pos
+end --get_box_from_markers
+
+
+
+markers.get_marker_formspec = function(player, pos, error_msg)
+ local formspec = "";
+
+ local meta = minetest.get_meta( pos );
+ local owner = meta:get_string( 'owner' );
+
+ local name = player:get_player_name();
+
+ local formspec_info = "size[6,4]"..
+ "button_exit[2,2.5;1,0.5;abort;OK]"..
+ "textarea[1,1;4,2;info;Information;";
+ if( owner ~= nil and owner ~= '' and owner ~= name ) then
+ return formspec_info.."This marker\ncan only be used by\n"..tostring( owner )..", who\nplaced the markers.]";
+ end
+
+ if( not( markers.positions[ name ]) or #markers.positions[name]<1) then
+ return formspec_info.."Information about the positions\nof your other markers\ngot lost.\nPlease dig and place\nyour markers again!]";
+ end
+
+ local n = #markers.positions[ name ];
+
+ if ( n < 2 ) then
+ return formspec_info.."Please place 2 or more markers\n - at least one in each corner\n of your area first]";
+ end
+
+
+ local coords={}
+ coords[1],coords[2] = markers.get_box_from_markers(name)
+
+ -- save data
+ meta:set_string( 'coords', minetest.serialize( coords ) );
+
+ if( not( coords ) or #coords < 2 or not( coords[1] ) or not( coords[2] )) then
+ return formspec_info.."Error in markers.]";
+ end
+
+ -- the coordinates are set; we may present an input form now
+
+ -- has the area already been defined?
+ local area = markers.get_area_by_pos1_pos2( coords[1], coords[2] );
+
+
+ local size = (math.abs( coords[1].x - coords[2].x )+1)
+ * (math.abs( coords[1].z - coords[2].z )+1);
+
+ -- check if area is too large
+ if( markers.MAX_SIZE < size ) then
+ return formspec_info.."Error: You can only protect\nareas of up to "..tostring( markers.MAX_SIZE ).."m^2.\n"..
+ "Your marked area is "..tostring( size ).." m^2 large.]";
+ end
+
+ local formspec = 'size[10,7]'..
+ 'label[0.5,1;The area you marked extends from]'..
+ 'label[4.7,1;'..minetest.pos_to_string( coords[ 1 ] )..' to '..minetest.pos_to_string( coords[ 2 ] )..'.]'..
+ 'label[4.7,1.5;It spans '..tostring( math.abs( coords[1].x - coords[2].x )+1 )..
+ ' x '..tostring( math.abs( coords[1].z - coords[2].z )+1 )..
+ ' = '..tostring( size )..' m^2.]';
+
+ -- display the error message (if there is any)
+ if( error_msg ~= nil ) then
+ formspec = formspec..
+ 'label[0.5,0.0;Error: ]'..
+ 'textarea[5.0,0;4,1.5;info;;'..error_msg..']';
+ end
+
+ if( area and area['id'] ) then
+ formspec = formspec..
+ 'label[0.5,2.0;This is area number ]'..
+ 'label[4.7,2.0;'..tostring( area['id'] )..'.]'..
+ 'label[0.5,2.5;It is owned by ]'..
+ 'label[4.7,2.5;'..tostring( area['owner'] )..'.]'..
+ 'label[0.5,3.0;The area is called ]'..
+ 'label[4.7,3.0;'..tostring( area['name'] )..'.]'..
+ "button_exit[2,6.0;2,0.5;abort;OK]";
+ else
+ formspec = formspec..
+-- 'label[0.5,2.0;Buying this area will cost you ]'..
+-- 'label[4.7,2.0;'..markers.calculate_area_price_text( coords[1], coords[2], name )..'.]'..
+
+ 'label[0.5,3.0;Your area ought to go..]'..
+ 'label[0.5,3.5;this many blocks up:]'..
+ 'field[5.0,4.0;1,0.5;add_height;;40]'..
+ 'label[6.0,3.5;(above '..coords[2].y..' )]'..
+
+ 'label[0.5,4.0;and this many blocks down:]'..
+ 'field[5.0,4.5;1,0.5;add_depth;;10]'..
+ 'label[6.0,4.0;(below '..coords[1].y..' )]'..
+
+ 'label[0.5,4.5;The area shall be named]'..
+ 'field[5.0,5.0;6,0.5;set_area_name;;please enter a name]'..
+
+ "button_exit[2,6.0;2,0.5;abort;Abort]"..
+ -- code the position in the "Buy area" field
+ "button_exit[6,6.0;2,0.5;"..minetest.pos_to_string(pos)..";Protect area]";
+ end
+
+ return formspec;
+end
+
+
+
+-- protect/buy an area
+markers.marker_on_receive_fields = function(pos, formname, fields, sender)
+
+ if( not( pos )) then
+ minetest.chat_send_player( name, 'Sorry, could not find the marker you where using to access this formspec.' );
+ return;
+ end
+
+
+ local meta = minetest.get_meta( pos );
+
+ local name = sender:get_player_name();
+
+ local coords_string = meta:get_string( 'coords' );
+ if( not( coords_string ) or coords_string == '' ) then
+ minetest.chat_send_player( name, 'Could not find marked area. Please dig and place your markers again!');
+ return;
+ end
+ local coords = minetest.deserialize( coords_string );
+
+
+ -- do not protect areas twice
+ local area = markers.get_area_by_pos1_pos2( coords[1], coords[2] );
+ if( area ) then
+
+ minetest.chat_send_player( name, 'This area is already protected.');
+ return;
+ end
+
+
+ -- check input
+ local add_height = tonumber( fields['add_height'] );
+ local add_depth = tonumber( fields['add_depth'] );
+
+ local error_msg = '';
+ if( not( add_height ) or add_height < 0 or add_height > markers.MAX_HEIGHT ) then
+ minetest.chat_send_player( name, 'Please enter a number between 0 and '..tostring( markers.MAX_HEIGHT )..
+ ' in the field where the height of your area is requested. Your area will stretch that many blocks '..
+ 'up into the sky from the position of this marker onward.');
+ error_msg = 'The height value\nhas to be larger than 0\nand smaller than '..tostring( markers.MAX_HEIGHT );
+
+ elseif( not( add_depth ) or add_depth < 0 or add_depth > markers.MAX_HEIGHT ) then
+ minetest.chat_send_player( name, 'Please enter a number between 0 and '..tostring( markers.MAX_HEIGHT )..
+ ' in the field where the depth of your area is requested. Your area will stretch that many blocks '..
+ 'into the ground from the position of this marker onward.');
+ error_msg = 'The depth value\nhas to be larger than 0\nand smaller than '..tostring( markers.MAX_HEIGHT );
+
+ elseif( add_height + add_depth > markers.MAX_HEIGHT ) then
+ minetest.chat_send_player( name, 'Sorry, your area exceeds the height limit. Height and depth added have to '..
+ 'be smaller than '..tostring( markers.MAX_HEIGHT )..'.');
+ error_msg = 'height + depth has to\nbe smaller than '..tostring( markers.MAX_HEIGHT )..'.'
+
+ elseif( not( fields[ 'set_area_name' ] ) or fields['set_area_name'] == 'please enter a name' ) then
+ minetest.chat_send_player( name, 'Please provide a name for your area, i.e. \"'..
+ tostring( name )..'s first house\" The name ought to describe what you intend to build here.');
+ error_msg = 'Please provide a\nname for your area!';
+
+ else
+ error_msg = nil;
+ end
+
+
+ if( error_msg ~= nil ) then
+ minetest.show_formspec( name, "markers:mark", markers.get_marker_formspec(sender, pos, error_msg));
+ return;
+ end
+
+
+ -- those coords lack the height component
+ local pos1 = coords[1];
+ local pos2 = coords[2];
+ -- apply height values from the formspeck
+ pos1.y = pos1.y - add_depth;
+ pos2.y = pos2.y + add_height;
+
+ pos1, pos2 = areas:sortPos( pos1, pos2 );
+
+ --minetest.chat_send_player('singleplayer','INPUT: '..minetest.serialize( pos1 )..' pos2: '..minetest.serialize( pos2 ));
+ minetest.log("action", "[markers] /protect invoked, owner="..name..
+ " areaname="..fields['set_area_name']..
+ " startpos="..minetest.pos_to_string(pos1)..
+ " endpos=" ..minetest.pos_to_string(pos2));
+
+ local canAdd, errMsg = areas:canPlayerAddArea(pos1, pos2, name)
+ if not canAdd then
+ minetest.chat_send_player(name, "You can't protect that area: "..errMsg)
+ minetest.show_formspec( name, "markers:mark", markers.get_marker_formspec(sender, pos, errMsg));
+ return
+ end
+
+ local id = areas:add(name, fields['set_area_name'], pos1, pos2, nil)
+ areas:save()
+
+ minetest.chat_send_player(name, "Area protected. ID: "..id)
+
+ minetest.show_formspec( name, "markers:mark", markers.get_marker_formspec(sender, pos, nil));
+end
+
+
+
+-- formspec input needs to be handled diffrently
+markers.form_input_handler = function( player, formname, fields)
+
+ if( formname == "markers:mark" ) then
+
+
+ if( not(fields) or fields['abort']) then
+ return true;
+ end
+
+ --- decode the position of the marker (which is hidden in the Buy-buttons name
+ local pos = {};
+ for k, v in pairs( fields ) do
+ if( v == 'Protect area' ) then
+ pos = minetest.string_to_pos( k );
+ end
+ end
+ if( pos and pos.x and pos.y and pos.z ) then
+ markers.marker_on_receive_fields(pos, formname, fields, player);
+ end
+ return true;
+
+
+ elseif( formname == "markers:info"
+ and player
+ and markers.menu_data_by_player[ player:get_player_name() ] ) then
+
+ local res = markers.form_input_handler_areas( player, formname, fields);
+ if( res ) then
+ return true;
+ end
+
+ -- TODO
+-- minetest.chat_send_player('singleplayer','MARKERS:INFO WITH '..minetest.serialize( fields ));
+
+ else
+ -- TODO
+-- minetest.chat_send_player('singleplayer','YOU CALLED '..tostring( formname )..' WITH '..minetest.serialize( fields ));
+
+ end
+
+ return false;
+
+end
+
+minetest.register_on_player_receive_fields( markers.form_input_handler)
+
+
+
+
+minetest.register_node("markers:mark", {
+ description = "Marker",
+ tiles = {"markers_mark.png"},
+ drawtype = "nodebox",
+ paramtype = "light",
+ paramtype2 = "facedir",
+ groups = {snappy=2,choppy=2,oddly_breakable_by_hand=1}, --fixed on both buttons dig client crash
+ light_source = 1,
+ node_box = {
+ type = "fixed",
+ fixed = {
+ { -0.1, -0.5, -0.1, 0.1, 1.5, 0.1 },
+ },
+ },
+
+ after_place_node = function(pos, placer, itemstack)
+ markers.marker_placed( pos, placer, itemstack );
+ end,
+
+ -- the node is digged immediately, so we may as well do all the work in can_dig (any wrong digs are not that critical)
+ can_dig = function(pos,player)
+ return markers.marker_can_dig( pos, player );
+ end,
+
+ after_dig_node = function(pos, oldnode, oldmetadata, digger)
+ return markers.marker_after_dig_node( pos, oldnode, oldmetadata, digger );
+ end,
+
+ on_rightclick = function(pos, node, clicker)
+
+ minetest.show_formspec( clicker:get_player_name(),
+ "markers:mark",
+ markers.get_marker_formspec(clicker, pos, nil)
+ );
+ end,
+})
+
+
+minetest.register_craft({
+ output = "markers:mark 4",
+ recipe = { { "group:stick" },
+ { "default:apple" },
+ { "group:stick" },
+ } });
+
diff --git a/markers/land_title_register.lua b/markers/land_title_register.lua
new file mode 100644
index 0000000..4156acb
--- /dev/null
+++ b/markers/land_title_register.lua
@@ -0,0 +1,74 @@
+
+
+minetest.register_tool( "markers:land_title_register",
+{
+ description = "Land title register. Left-click with it to get information about who owns the land you clicked on.",
+ groups = {},
+ inventory_image = "default_book.png", -- TODO
+ wield_image = "",
+ wield_scale = {x=1,y=1,z=1},
+ stack_max = 1, -- there is no need to have more than one
+ liquids_pointable = true, -- ground with only water on can be owned as well
+ -- the tool_capabilities are completely irrelevant here - no need to dig
+ tool_capabilities = {
+ full_punch_interval = 1.0,
+ max_drop_level=0,
+ groupcaps={
+ fleshy={times={[2]=0.80, [3]=0.40}, maxwear=0.05, maxlevel=1},
+ snappy={times={[2]=0.80, [3]=0.40}, maxwear=0.05, maxlevel=1},
+ choppy={times={[3]=0.90}, maxwear=0.05, maxlevel=0}
+ }
+ },
+ node_placement_prediction = nil,
+
+ on_place = function(itemstack, placer, pointed_thing)
+
+ if( placer == nil or pointed_thing == nil) then
+ return itemstack; -- nothing consumed
+ end
+ local name = placer:get_player_name();
+
+ -- the position is what we're actually looking for
+ local pos = minetest.get_pointed_thing_position( pointed_thing, false ); -- not above
+
+ if( not( pos ) or not( pos.x )) then
+ minetest.chat_send_player( name, "Position not found.");
+ return itemstack;
+ end
+
+ -- this function shows the formspec with the information about the area(s)
+ markers.show_marker_stone_formspec( placer, pos );
+
+ return itemstack; -- nothing consumed, nothing changed
+ end,
+
+
+ on_use = function(itemstack, placer, pointed_thing)
+
+ if( placer == nil or pointed_thing == nil) then
+ return itemstack; -- nothing consumed
+ end
+ local name = placer:get_player_name();
+
+ local pos = minetest.get_pointed_thing_position( pointed_thing, false ); -- not above
+
+ if( not( pos ) or not( pos.x )) then
+ minetest.chat_send_player( name, "Position not found.");
+ return itemstack;
+ end
+
+ -- this function shows the formspec with the information about the area(s)
+ markers.show_marker_stone_formspec( placer, pos );
+
+ return itemstack; -- nothing consumed, nothing changed
+ end,
+})
+
+
+minetest.register_craft({
+ output = "markers:land_title_register",
+ recipe = { { "markers:mark" },
+ { "markers:stone" },
+ { "default:book"}
+ } });
+
diff --git a/markers/marker_stone.lua b/markers/marker_stone.lua
new file mode 100644
index 0000000..c687502
--- /dev/null
+++ b/markers/marker_stone.lua
@@ -0,0 +1,24 @@
+
+minetest.register_node("markers:stone", {
+ description = "Boundary marker for land administration",
+ tiles = {"markers_stone.png", "markers_stone.png", "markers_stone_side.png",
+ "markers_stone_side.png", "markers_stone_side.png", "markers_stone_side.png" },
+-- no facedir here - we want a fixed north indication!
+-- paramtype2 = "facedir",
+ groups = {cracky=2},
+ legacy_facedir_simple = true,
+ is_ground_content = false,
+
+ on_rightclick = function(pos, node, clicker)
+
+ markers.show_marker_stone_formspec( clicker, pos );
+ end,
+})
+
+
+minetest.register_craft({
+ output = "markers:stone",
+ recipe = { { "markers:mark" },
+ { "default:cobble" },
+ } });
+
diff --git a/markers/textures/compass_side_top.png b/markers/textures/compass_side_top.png
new file mode 100644
index 0000000..3c87c57
--- /dev/null
+++ b/markers/textures/compass_side_top.png
Binary files differ
diff --git a/markers/textures/markers_mark.png b/markers/textures/markers_mark.png
new file mode 100644
index 0000000..76cc6c0
--- /dev/null
+++ b/markers/textures/markers_mark.png
Binary files differ
diff --git a/markers/textures/markers_stone.png b/markers/textures/markers_stone.png
new file mode 100644
index 0000000..73962bb
--- /dev/null
+++ b/markers/textures/markers_stone.png
Binary files differ
diff --git a/markers/textures/markers_stone_side.png b/markers/textures/markers_stone_side.png
new file mode 100644
index 0000000..7230e74
--- /dev/null
+++ b/markers/textures/markers_stone_side.png
Binary files differ