diff options
Diffstat (limited to 'advtrains_interlocking/tcb_ts_ui.lua')
| -rw-r--r-- | advtrains_interlocking/tcb_ts_ui.lua | 89 |
1 files changed, 53 insertions, 36 deletions
diff --git a/advtrains_interlocking/tcb_ts_ui.lua b/advtrains_interlocking/tcb_ts_ui.lua index 91c2697..a81b12a 100644 --- a/advtrains_interlocking/tcb_ts_ui.lua +++ b/advtrains_interlocking/tcb_ts_ui.lua @@ -182,8 +182,11 @@ local function mktcbformspec(tcbs, btnpref, offset, pname) if ts then form = form.."label[0.5,"..offset..";Side "..btnpref..": "..ts.name.."]" form = form.."button[0.5,"..(offset+0.5)..";5,1;"..btnpref.."_gotots;Show track section]" - form = form.."button[0.5,"..(offset+1.5)..";2.5,1;"..btnpref.."_update;Update near TCBs]" - form = form.."button[3 ,"..(offset+1.5)..";2.5,1;"..btnpref.."_remove;Remove from section]" + if ildb.may_modify_tcbs(tcbs) then + -- Note: the security check to prohibit those actions is located in database.lua in the corresponding functions. + form = form.."button[0.5,"..(offset+1.5)..";2.5,1;"..btnpref.."_update;Update near TCBs]" + form = form.."button[3 ,"..(offset+1.5)..";2.5,1;"..btnpref.."_remove;Remove from section]" + end else tcbs.ts_id = nil form = form.."label[0.5,"..offset..";Side "..btnpref..": ".."End of interlocking]" @@ -323,22 +326,30 @@ function advtrains.interlocking.show_ts_form(ts_id, pname, sel_tcb) end form = form.."textlist[0.5,3;5,3;tcblist;"..table.concat(strtab, ",").."]" - if players_link_ts[pname] then - local other_id = players_link_ts[pname] - local other_ts = ildb.get_ts(other_id) - if other_ts then - form = form.."button[5.5,3;3.5,1;mklink;Join with "..other_ts.name.."]" - form = form.."button[9 ,3;0.5,1;cancellink;X]" + + if ildb.may_modify_ts(ts) then + + if players_link_ts[pname] then + local other_id = players_link_ts[pname] + local other_ts = ildb.get_ts(other_id) + if other_ts then + if ildb.may_modify_ts(other_ts) then + form = form.."button[5.5,3;3.5,1;mklink;Join with "..other_ts.name.."]" + form = form.."button[9 ,3;0.5,1;cancellink;X]" + end + end + else + form = form.."button[5.5,3;4,1;link;Join into other section]" + hint = 1 + end + form = form.."button[5.5,4;4,1;dissolve;Dissolve Section]" + form = form.."tooltip[dissolve;This will remove the track section and set all its end points to End Of Interlocking]" + if sel_tcb then + form = form.."button[5.5,5;4,1;del_tcb;Unlink selected TCB]" + hint = 2 end else - form = form.."button[5.5,3;4,1;link;Join into other section]" - hint = 1 - end - form = form.."button[5.5,4;4,1;dissolve;Dissolve Section]" - form = form.."tooltip[dissolve;This will remove the track section and set all its end points to End Of Interlocking]" - if sel_tcb then - form = form.."button[5.5,5;4,1;del_tcb;Unlink selected TCB]" - hint = 2 + hint=3 end if ts.route then @@ -360,6 +371,8 @@ function advtrains.interlocking.show_ts_form(ts_id, pname, sel_tcb) form = form.."label[0.5,0.75;Use the 'Join' button to designate rail crosses and link not listed far-away TCBs]" elseif hint == 2 then form = form.."label[0.5,0.75;Unlinking a TCB will set it to non-interlocked mode.]" + elseif hint == 3 then + form = form.."label[0.5,0.75;You cannot modify track sections when a route is set or a train is on the section.]" --form = form.."label[0.5,1;Trying to unlink a TCB directly connected to this track will not work.]" end @@ -392,27 +405,31 @@ minetest.register_on_player_receive_fields(function(player, formname, fields) sel_tcb = tpsi end - if players_link_ts[pname] then - if fields.cancellink then - players_link_ts[pname] = nil - elseif fields.mklink then - ildb.link_track_sections(players_link_ts[pname], ts_id) - players_link_ts[pname] = nil + if ildb.may_modify_ts(ts) then + if players_link_ts[pname] then + if fields.cancellink then + players_link_ts[pname] = nil + elseif fields.mklink then + ildb.link_track_sections(players_link_ts[pname], ts_id) + players_link_ts[pname] = nil + end + end + + if fields.del_tcb and sel_tcb and sel_tcb > 0 and sel_tcb <= #ts.tc_breaks then + if not ildb.remove_from_interlocking(ts.tc_breaks[sel_tcb]) then + minetest.chat_send_player(pname, "Please unassign signal first!") + end + sel_tcb = nil + end + + if fields.link then + players_link_ts[pname] = ts_id + end + if fields.dissolve then + ildb.dissolve_ts(ts_id) + minetest.close_formspec(pname, formname) + return end - end - - if fields.del_tcb and sel_tcb and sel_tcb > 0 and sel_tcb <= #ts.tc_breaks then - ildb.remove_from_interlocking(ts.tc_breaks[sel_tcb]) - sel_tcb = nil - end - - if fields.link then - players_link_ts[pname] = ts_id - end - if fields.dissolve then - ildb.dissolve_ts(ts_id) - minetest.close_formspec(pname, formname) - return end if fields.setname then |