yl_speak_up.show_what_points_to_this_dialog is now handled by show_fs, and the back button works

fs_alternate_text.lua

@@ -342,7 +342,9 @@ end
 
 
 -- show which dialogs point/lead to this_dialog
-yl_speak_up.show_what_points_to_this_dialog = function(player, pname, dialog, this_dialog)
+yl_speak_up.show_what_points_to_this_dialog = function(player, this_dialog)
+	local pname = player:get_player_name()
+	local dialog = yl_speak_up.speak_to[pname].dialog
 	if(not(dialog)
 	  or not(dialog.n_dialogs)
 	  or not(this_dialog)
@@ -350,13 +352,17 @@ yl_speak_up.show_what_points_to_this_dialog = function(player, pname, dialog, th
 		return ""
 	end
 
+	-- only show this information when editing this npc
+	if(yl_speak_up.edit_mode[pname] ~= yl_speak_up.speak_to[pname].n_id) then
+		return ""
+	end
 	local found = {}
 	-- colored lines for the table showing the results
 	local res = {}
 	-- iterate over all dialogs
 	for d_id, d in pairs(dialog.n_dialogs) do
-		-- we are looking for dialogs that point here - not the dialog itself
+		-- the dialog itself may have options that point back to the dialog itself
-		if(d_id ~= this_dialog and d.d_options) then
+		if(d.d_options) then
 			-- iterate over all options
 			for o_id, o in pairs(d.d_options) do
 				local r_text = ""
@@ -438,7 +444,6 @@ yl_speak_up.show_what_points_to_this_dialog = function(player, pname, dialog, th
 					minetest.colorize("#FFFF00", tostring(#found))..
 					" options/actions/results.").."]")
 	else
-		-- TODO. make turn into alternate_text work
 		table.insert(formspec,
                         "button[0.2,30.6;56.6,1.2;turn_dialog_into_alternate_text;"..
                                 minetest.formspec_escape("Turn this dialog \""..
@@ -474,3 +479,21 @@ yl_speak_up.show_what_points_to_this_dialog = function(player, pname, dialog, th
 	return table.concat(formspec, "").."]"
 --]]
 end
+
+yl_speak_up.input_fs_show_what_points_to_this_dialog = function(player, formname, fields)
+	local pname = player:get_player_name()
+	if(fields.back_from_show_what_points_here) then
+		-- back to the dialog
+		yl_speak_up.show_fs(player, "talk",
+			{n_id = yl_speak_up.speak_to[pname].n_id,
+			 d_id = yl_speak_up.speak_to[pname].d_id})
+		return
+	end
+	-- works only in edit mode
+	if(yl_speak_up.edit_mode[pname] ~= yl_speak_up.speak_to[pname].n_id) then
+		return
+	end
+	local dialog = yl_speak_up.speak_to[pname].dialog
+	-- TODO. make turn into alternate_text work
+	minetest.chat_send_player("singleplayer","GREAT! Got input: "..minetest.serialize(fields))
+end

functions.lua

@@ -2215,9 +2215,8 @@ yl_speak_up.input_talk = function(player, formname, fields)
 	if(fields.show_what_points_to_this_dialog) then
 		local dialog = yl_speak_up.speak_to[pname].dialog
 		local d_id = yl_speak_up.speak_to[pname].d_id
-		-- TODO: use show_fs here
+		yl_speak_up.show_fs(player, "show_what_points_to_this_dialog",
-		minetest.show_formspec(pname, "yl_speak_up:show_points_to_dialog",
+			yl_speak_up.speak_to[pname].d_id)
-			yl_speak_up.show_what_points_to_this_dialog(player, pname, dialog, d_id))
 		return
 	end
 

show_fs.lua

@@ -71,6 +71,10 @@ minetest.register_on_player_receive_fields( function(player, formname, fields)
 	elseif formname == "yl_speak_up:manage_variables" then
 		yl_speak_up.input_fs_manage_variables(player, formname, fields)
 		return true
+	-- handled in fs_alternate_text.lua
+	elseif formname == "yl_speak_up:show_what_points_to_this_dialog" then
+		yl_speak_up.input_fs_show_what_points_to_this_dialog(player, formname, fields)
+		return true
 	end
 end)
 
@@ -282,6 +286,10 @@ yl_speak_up.show_fs = function(player, fs_name, param)
 		minetest.show_formspec(pname, "yl_speak_up:manage_variables",
 			yl_speak_up.get_fs_manage_variables(player, param))
 
+	elseif(fs_name == "show_what_points_to_this_dialog") then
+		minetest.show_formspec(pname, "yl_speak_up:show_what_points_to_this_dialog",
+			yl_speak_up.show_what_points_to_this_dialog(player, param))
+
 	-- fallback in case of wrong call
 	else
 		minetest.chat_send_player(pname, "Error: Trying to show wrong "..