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Prevent next/prev crash when catsel==nil

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Wuzzy 2016-08-12 21:54:15 +02:00
parent ebda8931ab
commit 5127c79c20
1 changed files with 2 additions and 0 deletions
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2
init.lua
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@ -430,6 +430,7 @@ function doc.process_form(player,formname,fields)
local formspec = doc.formspec_core(2)..doc.formspec_category(doc.data.players[playername].category, playername) local formspec = doc.formspec_core(2)..doc.formspec_category(doc.data.players[playername].category, playername)
minetest.show_formspec(playername, "doc:category", formspec) minetest.show_formspec(playername, "doc:category", formspec)
elseif fields["doc_button_goto_next"] then elseif fields["doc_button_goto_next"] then
if doc.data.players[playername].catsel == nil then return end -- emergency exit
local eids = doc.data.players[playername].entry_ids local eids = doc.data.players[playername].entry_ids
local cid = doc.data.players[playername].category local cid = doc.data.players[playername].category
local new_catsel= doc.data.players[playername].catsel + 1 local new_catsel= doc.data.players[playername].catsel + 1
@ -442,6 +443,7 @@ function doc.process_form(player,formname,fields)
doc.data.players[playername].entry = new_eid doc.data.players[playername].entry = new_eid
end end
elseif fields["doc_button_goto_prev"] then elseif fields["doc_button_goto_prev"] then
if doc.data.players[playername].catsel == nil then return end -- emergency exit
local eids = doc.data.players[playername].entry_ids local eids = doc.data.players[playername].entry_ids
local cid = doc.data.players[playername].category local cid = doc.data.players[playername].category
local new_catsel= doc.data.players[playername].catsel - 1 local new_catsel= doc.data.players[playername].catsel - 1