forked from Sokomine/yl_speak_up
add or revoke read or write access to a variable - formspec interface part
This commit is contained in:
Sokomine
parent
8367a60c0f
commit
30d14ed999
201
quest_api.lua
201
quest_api.lua
@ -165,9 +165,10 @@ yl_speak_up.input_fs_manage_variables = function(player, formname, fields)
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return
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end
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-- leave this formspec
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if(fields and (fields.quit or fields.exit)) then
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if(fields and (fields.quit or fields.exit or fields.back)) then
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local last_fs = yl_speak_up.speak_to[pname][ "working_at" ]
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yl_speak_up.show_fs(player, last_fs)
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return
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-- add a new variable?
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elseif(fields and fields.add_variable) then
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local error_msg = ""
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@ -221,13 +222,15 @@ yl_speak_up.input_fs_manage_variables = function(player, formname, fields)
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false)
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})
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return
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-- TODO: delete variable
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end
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-- which variable is currently selected?
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local var_list = yl_speak_up.get_quest_variables(pname, true)
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-- make names of own variables shorter
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yl_speak_up.strip_pname_from_varlist(var_list, pname)
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table.sort(var_list)
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-- a var name was selected in the dropdown list
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elseif(fields and fields.list_var_names and fields.list_var_names ~= "") then
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local var_list = yl_speak_up.get_quest_variables(pname, true)
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-- make names of own variables shorter
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yl_speak_up.strip_pname_from_varlist(var_list, pname)
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table.sort(var_list)
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if(fields and fields.list_var_names and fields.list_var_names ~= "") then
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local index = table.indexof(var_list, fields.list_var_names)
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if(fields.list_var_names == "Add variable:") then
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index = 0
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@ -235,6 +238,128 @@ yl_speak_up.input_fs_manage_variables = function(player, formname, fields)
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if(index and index > -1) then
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yl_speak_up.speak_to[pname].tmp_index_variable = index + 1
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end
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end
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local var_name = var_list[ yl_speak_up.speak_to[pname].tmp_index_variable ]
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-- revoke read or write access to a variable
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if(fields
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and ((fields.revoke_player_var_read_access and fields.revoke_player_var_read_access ~= "")
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or (fields.revoke_player_var_write_access and fields.revoke_player_var_write_access ~= ""))
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and var_name) then
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local right = "read"
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if(fields.revoke_player_var_write_access and fields.revoke_player_var_write_access ~= "") then
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right = "write"
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end
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-- which player are we talking about?
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local selected = yl_speak_up.speak_to[pname]["tmp_index_var_"..right.."_access"]
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local pl_with_access = yl_speak_up.get_access_list_for_var(var_name, pname, right.."_access")
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local tmp_list = {}
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for k, v in pairs(pl_with_access) do
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table.insert(tmp_list, k)
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end
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table.sort(tmp_list)
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local grant_to = ""
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if(selected > 1) then
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grant_to = tmp_list[ selected-1 ]
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end
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local error_msg = ""
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local pl_with_access = yl_speak_up.get_access_list_for_var(var_name, pname, right.."_access")
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if(not(grant_to) or grant_to == "") then
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error_msg = "For which player do you want to revoke "..right.." access?"
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elseif(pname ~= yl_speak_up.npc_owner[ n_id ]
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and not(minetest.check_player_privs(pname, {npc_talk_master=true}))) then
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error_msg = "Only the owner of the NPC or players with\n"..
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"the npc_talk_master priv can change this."
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elseif(not(pl_with_access[ grant_to ])) then
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error_msg = minetest.formspec_escape(grant_to).." doesn't have "..right..
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" access\nto this variable. Nothing changed."
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-- try to revoke access
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elseif(not(yl_speak_up.manage_access_to_quest_variable(var_name, pname, grant_to,
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right.."_access", nil))) then
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error_msg = "An internal error occoured."
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else
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-- not really an error message here...rather a success message
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error_msg = "Revoked "..right.." access to variable\n\""..
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minetest.formspec_escape(var_name)..
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"\"\nfor player "..minetest.formspec_escape(grant_to)..".\n"..
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"Note: This will *not* affect existing preconditions/effects!"
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end
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yl_speak_up.show_fs(player, "msg", {
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input_to = "yl_speak_up:manage_variables",
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formspec = "size[6,2]"..
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"label[0.2,0.0;"..error_msg.."]"..
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"button[1.5,1.5;2,0.9;back_from_msg;Back]"})
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return
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-- grant read or write access to a variable
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elseif(fields
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and ((fields.grant_player_var_read_access and fields.grant_player_var_read_access ~= "")
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or (fields.grant_player_var_write_access and fields.grant_player_var_write_access ~= ""))
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and var_name) then
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local right = "read"
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if(fields.grant_player_var_write_access and fields.grant_player_var_write_access ~= "") then
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right = "write"
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end
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local grant_to = fields[ "grant_player_var_"..right.."_access"]
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local error_msg = ""
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local pl_with_access = yl_speak_up.get_access_list_for_var(var_name, pname, right.."_access")
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if(pname ~= yl_speak_up.npc_owner[ n_id ]
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and not(minetest.check_player_privs(pname, {npc_talk_master=true}))) then
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error_msg = "Only the owner of the NPC or players with\n"..
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"the npc_talk_master priv can change this."
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elseif(grant_to == pname) then
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error_msg = "You already have "..right.." access to this variable."
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elseif(pl_with_access[ grant_to ]) then
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error_msg = minetest.formspec_escape(grant_to).." already has "..right..
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" access\nto this variable."
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elseif(not(minetest.check_player_privs(grant_to, {interact=true}))) then
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error_msg = "Player \""..minetest.formspec_escape(grant_to).."\" not found."
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-- try to grant access
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elseif(not(yl_speak_up.manage_access_to_quest_variable(var_name, pname, grant_to,
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right.."_access", true))) then
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error_msg = "An internal error occoured."
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else
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-- not really an error message here...rather a success message
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error_msg = "Granted "..right.." access to variable\n\""..
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minetest.formspec_escape(var_name)..
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"\"\nto player "..minetest.formspec_escape(grant_to).."."
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end
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yl_speak_up.show_fs(player, "msg", {
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input_to = "yl_speak_up:manage_variables",
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formspec = "size[6,2]"..
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"label[0.2,0.0;"..error_msg.."]"..
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"button[1.5,1.5;2,0.9;back_from_msg;Back]"})
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return
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-- the player clicked on a name in the list of players with read or write access
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elseif(fields
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and ((fields.list_var_read_access and fields.list_var_read_access ~= "")
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or (fields.list_var_write_access and fields.list_var_write_access ~= ""))
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and var_name) then
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local right = "read"
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if(fields.list_var_write_access and fields.list_var_write_access ~= "") then
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right = "write"
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end
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local selected = fields[ "list_var_"..right.."_access"]
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local pl_with_access = yl_speak_up.get_access_list_for_var(var_name, pname, right.."_access")
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local tmp_list = {}
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for k, v in pairs(pl_with_access) do
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table.insert(tmp_list, k)
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end
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table.sort(tmp_list)
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local index = table.indexof(tmp_list, selected)
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if(selected == "Add player:") then
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index = 0
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end
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if(index and index > -1) then
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yl_speak_up.speak_to[pname]["tmp_index_var_"..right.."_access"] = index + 1
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end
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yl_speak_up.show_fs(player, "manage_variables")
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return
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-- TODO: delete variable
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-- a var name was selected in the dropdown list
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elseif(fields and fields.list_var_names and fields.list_var_names ~= "") then
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-- show the same formspec again, with a diffrent variable selected
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yl_speak_up.show_fs(player, "manage_variables")
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return
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@ -268,6 +393,9 @@ yl_speak_up.get_fs_manage_variables = function(player, param)
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"tooltip[add_variable;Create a new varialbe with the name\n"..
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"you entered in the field to the left.]"
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else
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local k = var_list[ yl_speak_up.speak_to[pname].tmp_index_variable ]
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local pl_with_read_access = yl_speak_up.get_access_list_for_var(k, pname, "read_access")
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local pl_with_write_access = yl_speak_up.get_access_list_for_var(k, pname, "write_access")
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local add_read_button = ""
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local add_write_button = ""
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if(not(yl_speak_up.speak_to[pname].tmp_index_var_read_access)
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@ -291,7 +419,8 @@ yl_speak_up.get_fs_manage_variables = function(player, param)
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-- offer a dropdown list and a text input field for new varialbe names for adding
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"label[0.2,3.05;Players with read access to this variable:]"..
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yl_speak_up.create_dropdown_playerlist(player, pname,
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{}, yl_speak_up.speak_to[pname].tmp_index_var_read_access, -- TODO
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pl_with_read_access,
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yl_speak_up.speak_to[pname].tmp_index_var_read_access,
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5.5, 2.9, 0.0, "list_var_read_access", "player", "Remove player from list",
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"grant_player_var_read_access",
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"Enter the name of the player that shall\n"..
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@ -303,7 +432,8 @@ yl_speak_up.get_fs_manage_variables = function(player, param)
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)..add_read_button..
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"label[0.2,4.05;Players with *write* access to this variable:]"..
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yl_speak_up.create_dropdown_playerlist(player, pname,
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{}, yl_speak_up.speak_to[pname].tmp_index_var_write_access, -- TODO
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pl_with_write_access,
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yl_speak_up.speak_to[pname].tmp_index_var_write_access,
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5.5, 3.9, 0.0, "list_var_write_access", "player", "Remove player from list",
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"grant_player_var_write_access",
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"Enter the name of the player that shall\n"..
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@ -404,6 +534,59 @@ yl_speak_up.get_pname_for_n_id = function(n_id)
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end
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-- add or revoke read or write access to a variable
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--
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-- k: name of the variable
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-- pname: the name of the player trying to grant or revoke the right
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-- grant_to_pname: the name of the player who shall have that access right
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-- grant_write_access:
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-- if false: grant read access
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-- if true: grant write access
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-- do_grant:
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-- if false: revoke acces
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-- if true: grant access
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-- returns true if the variable was found
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yl_speak_up.manage_access_to_quest_variable = function(k, pname, grant_to_pname, what_to_grant, do_grant)
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k = yl_speak_up.add_pname_to_var(k, pname)
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-- grant or revoke priv
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if(not(do_grant)) then
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do_grant = nil
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end
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-- only read and write access can be granted
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if(not(what_to_grant) or (what_to_grant ~= "read_access" and what_to_grant ~= "write_access")) then
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return false
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end
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-- the variable needs to exist
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if(not(yl_speak_up.player_vars[ k ])) then
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return false
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end
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-- make sure all the necessary tables exist
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if(not(yl_speak_up.player_vars[ k ][ "$META$" ])) then
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yl_speak_up.player_vars[ k ][ "$META$"] = { what_to_grant = {} }
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end
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if(not(yl_speak_up.player_vars[ k ][ "$META$" ][ what_to_grant ])) then
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yl_speak_up.player_vars[ k ][ "$META$" ][ what_to_grant ] = {}
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end
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yl_speak_up.player_vars[ k ][ "$META$"][ what_to_grant ][ grant_to_pname ] = do_grant
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yl_speak_up.save_quest_variables(true)
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return true
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end
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-- get a list of all players who have read or write access to variable k (belonging to pname)
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-- (technically a table and not a list)
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yl_speak_up.get_access_list_for_var = function(k, pname, access_what)
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k = yl_speak_up.add_pname_to_var(k, pname)
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if(not(k)
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or not(yl_speak_up.player_vars[ k ])
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or not(yl_speak_up.player_vars[ k ][ "$META$"])
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or not(yl_speak_up.player_vars[ k ][ "$META$"][ access_what ])) then
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return {}
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end
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return yl_speak_up.player_vars[ k ][ "$META$"][ access_what ]
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end
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-- the dialog data of an NPC is saved - use this to save some statistical data
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-- plus store which variables are used by this NPC
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-- TODO: show this data in a formspec to admins for maintenance
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