diff options
Diffstat (limited to 'markers/init.lua')
| -rw-r--r-- | markers/init.lua | 536 |
1 files changed, 0 insertions, 536 deletions
diff --git a/markers/init.lua b/markers/init.lua deleted file mode 100644 index 2e72af0..0000000 --- a/markers/init.lua +++ /dev/null @@ -1,536 +0,0 @@ - --- 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" }, - } }); - |