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markers
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start to implement RAZ

This commit is contained in:
Ralf Weinert 2019-04-11 23:19:43 +02:00
parent ad3c999f64
commit decc7c1201
6 changed files with 1239 additions and 203 deletions
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197
areas.lua
View File

@ -1,6 +1,135 @@
-- TODO: offer teleport button?
-- 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
-- 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
-- Temporary compatibility function - see minetest PR#1180
if not vector.interpolate then
vector.interpolate = function(pos1, pos2, factor)
@ -404,74 +533,6 @@ 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

14
config.lua
View File

@ -19,12 +19,14 @@ markers.MAX_SIZE = 4096; -- 64m * 64m= 4096 m^2
-- 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;
if markers.mod_areas_present then
if( #areas.areas > 1000 ) then
markers.AREA_RANGE = 100;
elseif( #areas.areas > 100 ) then
markers.AREA_RANGE = 1000;
else
markers.AREA_RANGE = 100000;
end
end
-- for most cases, the default values ought to work

3
depends.txt
View File

@ -1 +1,2 @@
areas
areas?
raz?

87
functions.lua Normal file
View File

@ -0,0 +1,87 @@
-- 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
-- from areas modified with namespace
-- Modifies positions `pos1` and `pos2` so that each component of `pos1`
-- is less than or equal to its corresponding component of `pos2`,
-- returning the two positions.
function markers:sortPos(pos1, pos2)
if pos1.x > pos2.x then
pos2.x, pos1.x = pos1.x, pos2.x
end
if pos1.y > pos2.y then
pos2.y, pos1.y = pos1.y, pos2.y
end
if pos1.z > pos2.z then
pos2.z, pos1.z = pos1.z, pos2.z
end
return pos1, pos2
end

163
init.lua
View File

@ -1,50 +1,54 @@
-- markers are useful for measuring distances and for marking areas
-- markers are useful for measuring distances and for marking areas, regions or zones
-- it should work with areas and raz
-- 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");
markers = {
-- returns the first area found
markers.get_area_by_pos1_pos2 = function(pos1, pos2)
for id, area in pairs(areas.areas) do
-- Paths and infos to the mod
worlddir = minetest.get_worldpath(),
modname = minetest.get_current_modname(),
modpath = minetest.get_modpath(minetest.get_current_modname()),
mod_areas_present = nil,
mod_raz_present = nil,
}
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
-- load the .luas
dofile(markers.modpath.."/config.lua")
dofile(markers.modpath.."/functions.lua")
-- 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
-- check if areas or raz is installed
markers.mod_areas_present = minetest.get_modpath("areas")
markers.mod_raz_present = minetest.get_modpath("raz")
local found = area;
found[ 'id' ] = id;
return found;
end
end
end
return nil;
if markers.mod_areas_present and markers.mod_raz_present then
minetest.log("error", "[" .. markers.modname .. "] areas and raz is installed - what shall be used!!!!!!")
elseif markers.mod_areas_present and not markers.mod_raz_present then
dofile(modpath.."/areas.lua")
minetest.log("action", "[" .. markers.modname .. "] areas is installed - load areas.lua")
elseif markers.mod_raz_present and not markers.mod_areas_present then
dofile(markers.modpath.."/raz.lua")
minetest.log("action", "[" .. markers.modname .. "] raz is installed - load raz.lua")
else
minetest.log("error", "[" .. markers.modname .. "] I fond no installed version of areas or raz - what shall be used!!!!!!")
end
dofile(markers.modpath.."/marker_stone.lua")
dofile(markers.modpath.."/land_title_register.lua")
-- this function is supposed to return a text string describing the price of the land between po1 and pos2
-- this function is supposed to return a text string describing the price of the land between pos1 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.
@ -278,8 +282,7 @@ markers.get_marker_formspec = function(player, pos, error_msg)
-- 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);
@ -339,103 +342,7 @@ 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

978
raz.lua Normal file
View File

@ -0,0 +1,978 @@
function markers:convert_to_areas(id)
local this_area = {}
local pos1,pos2,data = raz:get_region_data_by_id(id)
this_area[ 'id' ] = id
this_area[ 'owner' ] = data.owner
this_area[ 'name' ] = data.region_name
this_area[ 'pos1' ] = pos1
this_area[ 'pos2' ] = pos2
this_area[ 'guests' ] = raz:convert_string_to_table(data.guests, ",")
return this_area
end
--+++++++++++++++++++++++++++++++++++++++
--
-- get area by pos1 uand pos2
--
--+++++++++++++++++++++++++++++++++++++++
-- input: pos1, pos2 as vector (table)
-- returns the first area found
-- msg/error handling: no
-- return nil if the is no area
-- return id of the first found area
markers.get_area_by_pos1_pos2 = function(pos1, pos2)
-- get nil or id of th efirst area
local found_id = raz:get_area_by_pos1_pos2(pos1, pos2)
--minetest.log("action", "[" .. raz.modname .. "] raz:get_area_by_pos1_pos2(pos1, pos2):"..tostring(minetest.serialize(found)) )
if found_id ~= nil then
--local data = raz:get_region_datatable(found_id)
local return_table = markers:convert_to_areas(found_id)
--return_table[ 'id' ] = found_id
--return_table[ 'owner' ] = data.owner
--return_table[ 'name' ] = data.region_name
return return_table
else
return nil
end
end
-- protect/buy an area
markers.marker_on_receive_fields = function(pos, formname, fields, sender)
if( not( pos )) then
minetest.log("action", "[" .. markers.modname .. "] markers.marker_on_receive_fields nor )pos) sender = "..tostring(sender) )
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.log("action", "[" .. markers.modname .. "] markers.marker_on_receive_fields area = :"..tostring(area) )
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;
-- warum? wird das gemacht?
pos1, pos2 = markers: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 = raz:player_can_add_region(pos1, pos2, name)
minetest.chat_send_player(name, "CanAdd = "..tostring(canAdd).." err = "..tostring(errMsg))
if canAdd == false then
minetest.chat_send_player(name, "You can't protect that area: "..tostring(errMsg))
minetest.show_formspec( name, "markers:mark", markers.get_marker_formspec(sender, pos, errMsg));
return
end
local data = raz:create_data(name,fields['set_area_name'],true)
local id = raz:set_region(pos1,pos2,data)
minetest.chat_send_player(name, "Area protected. ID: "..tostring(id))
minetest.show_formspec( name, "markers:mark", markers.get_marker_formspec(sender, pos, nil));
end
-- 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 = raz.raz_store:get_areas_for_pos(pos) --{};
-- for id, area in pairs(raz.raz_store:get_areas_for_pos(pos)) do
-- 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 )..'>:';
id_list = raz.raz_store:get_areas_for_pos(pos)
-- 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 )..'>:';
local counter = 0
local data = {}
while raz.raz_store:get_area(counter) do
data = raz:get_region_datatable(counter)
-- for id, area in pairs(areas.areas) do
if( data.owner == mode_data ) then
table.insert( id_list, counter );
end
counter = counter + 1
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
id_list = {1,2,4}
-- 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*';
local counter = 0
local data = {}
while raz.raz_store:get_area(counter) do
data = raz:get_region_datatable(counter)
-- for id, area in pairs(areas.areas) do
if( data.parent == true ) then
table.insert( id_list, counter );
end
counter = counter + 1
end
elseif( mode=='all' ) then
title = 'All areas withhin '..tostring( markers.AREA_RANGE )..' m:';
tlabel = '*all areas*';
local counter = 0
local data = {}
while raz.raz_store:get_area(counter) do
table.insert( id_list, counter );
counter = counter + 1
end
end
-- Sort the list of areas so the nearest comes first
local nearsorter = function(a, b)
-- maybe in AreaStore() min and max is user for pos1 , pos2
return vector.distance(vector.interpolate(raz.raz_store:get_area(a).pos1, raz.raz_store:get_area(a).pos2, 0.5), ppos) <
vector.distance(vector.interpolate(raz.raz_store:get_area(b).pos1, raz.raz_store:get_area(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( raz:get_region_status(pos) );
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 raz.raz_store:get_area( id_list[ selected ]) ) then
local this_area = raz.raz_store:get_area( 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 id or not raz.raz_store:get_area( id )) then
return 'field[info;Error:;Area not found.]';
end
-- build the this_area table
local this_area = markers:convert_to_areas(id) --{} --raz.raz_store:get_area( id );
--local pos1,pos2,data = raz:get_region_data_by_id(id)
--this_area[ 'id' ] = id
--this_area[ 'owner' ] = data.owner
--this_area[ 'name' ] = data.region_name
--this_area[ 'pos1' ] = pos1
--this_area[ 'pos2' ] = pos2
--this_area[ 'guests' ] = raz:convert_string_to_table(data.guests, ",")
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 or minetest.check_player_privs(pname, { region_admin = true }) ) 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;2.2,0.7;change_owner;Change owner]'..
'button_exit[8.0,1.0;2.2,0.7;delete;Delete]'..
'button_exit[8.0,1.7;2.2,0.7;rename;Rename]'; --..
-- 'button_exit[8.0,2.0;2,0.5;list_player_areas;My areas]';
-- else
-- formspec = formspec..
-- 'button_exit[8.0,2.0;2,0.5;list_player_areas;Player\'s areas]';
end
-- show subowners and areas with the same coordinates
formspec = formspec..
'label[0.5,2.5;invited Guests of the area:]';
local further_owners = this_area.guests--{};
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;2.2,0.5;add_guest;Add Guest]'..
'button_exit[8.0,3.0;2.2,0.5;ban_guest;remove Guest]';
end
else
formspec = formspec..
'label[4.7,2.5;-none-]';
if( is_owner ) then
formspec = formspec..
'button_exit[8.0,2.5;2.2,0.5;add_guest;Add Guest]'..
'button_exit[8.0,3.0;2.2,0.5;ban_guest;remove Guest]';
end
end
-- does the area have subareas, i.e. is it a parent area for others?
local sub_areas = {};
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
-- formspec input needs to be handled diffrently
markers.form_input_handler_areas = function( player, formname, fields)
-- player name
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 -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected) -- there is an region for this ID
and raz:get_region_attribute(menu_data.selected, "owner" ) == pname ) then -- the owner of the ID/region is pname
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
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 -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected) -- there is an region for this ID
and ((raz:get_region_attribute(menu_data.selected, "owner" ) == pname ) -- the owner of the ID/region is pname OR region_admin
or minetest.check_player_privs(pname, { region_admin = true }))) then
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
-- actually rename the area
raz:region_set_attribute(pname, menu_data.selected, "region_name", fields.rename_new_name)
minetest.chat_send_player( pname, 'Region 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 -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected)) -- there is an region for this ID
then
-- there are no checks here - those happen when the area is transferred
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
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 -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected)) -- there is an region for this
then
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
-- only own areas can be transfered to another player (or region_admin)
if( area.owner ~= pname
and not( minetest.check_player_privs(pname, { region_admin = true }))) then
minetest.chat_send_player( pname, 'Permission denied. You do not own the region.');
-- did pname has the correct privileg?
elseif( not( minetest.check_player_privs(pname, { region_set = true }))) then
minetest.chat_send_player( pname, 'Permission denied. You do not have the correct privileg.');
-- the new Player do not exist
elseif( not( minetest.player_exists( fields.change_owner_name ))) then
minetest.chat_send_player( pname, 'That player does not exist.');
else
-- actually change the owner
raz:region_set_attribute(pname, menu_data.selected, "owner", fields.change_owner_name)
minetest.chat_send_player( pname, 'Your region '..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 region.')
end
formspec = markers.get_area_desc_formspec( menu_data.selected, player, menu_data.pos );
-- add a guest - check id / region with ID
elseif( fields.add_guest
and menu_data.selected -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected) ) then -- there is an region for this ID
-- and raz:get_region_attribute(menu_data.selected, "owner" ) == pname ) then -- the owner of the ID/region is pname
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
formspec = 'field[add_guest_name;Grant access to area \"'..minetest.formspec_escape( area.name )..'\" to player:;-enter player name-]';
elseif( fields.add_guest_name
-- the player has to own the area already; we need a diffrent name here
-- and fields.add_guest_name ~= pname
and menu_data.selected -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected) ) then -- there is an region for this ID
-- and raz:get_region_attribute(menu_data.selected, "owner" ) == pname ) then -- the owner of the ID/region is pname
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
-- does the player exist?
if( not( minetest.player_exists( fields.add_guest_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 );
-- check privileg
elseif( not( minetest.check_player_privs(pname, { region_set = true }) -- privileg
and not (raz:get_region_attribute(menu_data.selected, "owner" ) == pname )) -- and owner
or not ( minetest.check_player_privs(pname, { region_admin = true })) ) then -- or admin
minetest.chat_send_player( pname, 'Permission denied. You do not have the correct privileg.');
else
-- log the creation of the new area
minetest.log("action", pname.." add_guest through the markers-mod. guest = "..fields.add_guest_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)
-- actually addthe guest
raz:region_set_attribute(pname, menu_data.selected, "guest", fields.add_guest_name, true)
minetest.chat_send_player( fields.add_guest_name,
"You have been invitedinto the region #"..
menu_data.selected..". Type /region list to show your region.")
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( menu_data.selected, player, menu_data.pos );
end
-- ban a guest
elseif( fields.ban_guest
and menu_data.selected -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected) ) then -- there is an region for this ID
-- and raz:get_region_attribute(menu_data.selected, "owner" ) == pname ) then -- the owner of the ID/region is pname
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
formspec = 'field[ban_guest_name;Grant access to area \"'..minetest.formspec_escape( area.name )..'\" to player:;-enter player name-]';
elseif( fields.ban_guest_name
-- the player has to own the area already; we need a diffrent name here
-- and fields.ban_guest_name ~= pname
and menu_data.selected -- raz_store-ID is set
and raz.raz_store:get_area(menu_data.selected) ) then -- there is an region for this ID
-- and raz:get_region_attribute(menu_data.selected, "owner" ) == pname ) then -- the owner of the ID/region is pname
local area = markers:convert_to_areas(menu_data.selected) -- get raz_store converted to an areas-table
-- does the player exist?
if( not( minetest.player_exists( fields.ban_guest_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 );
-- check privileg
elseif( not( minetest.check_player_privs(pname, { region_set = true }) -- privileg
and not (raz:get_region_attribute(menu_data.selected, "owner" ) == pname )) -- and owner
or not ( minetest.check_player_privs(pname, { region_admin = true })) ) then -- or admin
minetest.chat_send_player( pname, 'Permission denied. You do not have the correct privileg.');
else
-- log the creation of the new area
minetest.log("action", pname.." add_guest through the markers-mod. guest = "..fields.ban_guest_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)
-- actually addthe guest
raz:region_set_attribute(pname, menu_data.selected, "guest", fields.ban_guest_name, false)
minetest.chat_send_player( fields.ban_guest_name,
"You have been invitedinto the region #"..
menu_data.selected..". Type /region list to show your region.")
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( menu_data.selected, 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(raz.raz_store:get_areas_for_pos(pos)) do
--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.max.x - area.min.x )
* math.abs( area.max.z - area.min.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