商城 NPC 商店：9010 百店老板娘在三个村卖商城物品（服务端安装脚本）

203 没有网页商城，系统菜单的商城窗口是空的。把 40 件商城物品放进商店 14，
挂在 a1/b1/c1 杂货店旁的 NPC 9010 上，按 item_proto gold 金币出售（红龙/蓝龙 1 金币）。
9010 的 mob_proto on_click 原为 2（无处理），改为 1（ON_CLICK_SHOP）才能打开商店。

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tools/server/item-mall-shop/install.sh

@@ -0,0 +1,65 @@
+#!/bin/sh
+# The item-mall NPC shop (40250's 商城 was an external web shop that 203 never had). Run on the server from
+# this directory, then restart db + game (README.md). Safe to run again: prices and the shop are rewritten
+# from items.tsv, the NPC is only added to a village that does not have one yet.
+set -eu
+
+SERVER=${SERVER:-/usr/metin2/server}
+LOCALE=${LOCALE:-newcibn}
+SHOP_VNUM=14
+NPC_VNUM=9010
+HERE=$(cd "$(dirname "$0")" && pwd)
+ITEMS="$HERE/items.tsv"
+PROTO="$SERVER/share/conf/item_proto.txt"
+MOB_PROTO="$SERVER/share/conf/mob_proto.txt"
+MAPS="$SERVER/share/locale/$LOCALE/map"
+BACKUP=/root/backup-itemmall/$(date +%Y%m%d-%H%M%S)
+export LC_ALL=C
+
+# village: map, then the NPC position (next to the general store 9003) and facing.
+VILLAGES="metin2_map_a1 686 565 8
+metin2_map_b1 598 689 4
+metin2_map_c1 391 693 5"
+
+mkdir -p "$BACKUP"
+cp -p "$PROTO" "$BACKUP/item_proto.txt"
+cp -p "$MOB_PROTO" "$BACKUP/mob_proto.txt"
+echo "$VILLAGES" | while read -r map x y dir; do cp -p "$MAPS/$map/npc.txt" "$BACKUP/$map.npc.txt"; done
+mysqldump -uroot player shop shop_item item_proto mob_proto > "$BACKUP/player-shop.sql"
+echo "backup: $BACKUP"
+
+# item_proto.txt column 10 is the price an NPC shop sells the item for (TItemTable::dwGold).
+awk -F'\t' -v OFS='\t' 'NR == FNR { if ($1 !~ /^#/ && NF >= 3) { price[$1] = $3; want++ } next }
+	($1 in price) { $10 = price[$1]; n++ } { print }
+	END { if (n != want) { print "item_proto.txt: " n " of " want " items found" > "/dev/stderr"; exit 1 } }' \
+	"$ITEMS" "$PROTO" > "$BACKUP/item_proto.new"
+cat "$BACKUP/item_proto.new" > "$PROTO"
+
+# mob_proto.txt column 14 is ON_CLICK: the NPC only opens its shop with 1 (ON_CLICK_SHOP, trigger.cpp);
+# 9010 ships with 2, which has no handler.
+awk -F'\t' -v OFS='\t' -v v=$NPC_VNUM '$1 == v { $14 = 1; n++ } { print }
+	END { if (n != 1) { print "mob_proto.txt: NPC " v " not found" > "/dev/stderr"; exit 1 } }' \
+	"$MOB_PROTO" > "$BACKUP/mob_proto.new"
+cat "$BACKUP/mob_proto.new" > "$MOB_PROTO"
+
+{
+	awk -F'\t' '$1 !~ /^#/ && NF >= 3 { printf "UPDATE item_proto SET gold = %d WHERE vnum = %d;\n", $3, $1 }' "$ITEMS"
+	echo "UPDATE mob_proto SET on_click = 1 WHERE vnum = $NPC_VNUM;"
+	echo "REPLACE INTO shop (vnum, name, npc_vnum) VALUES ($SHOP_VNUM, 'item_mall', $NPC_VNUM);"
+	echo "DELETE FROM shop_item WHERE shop_vnum = $SHOP_VNUM;"
+	awk -F'\t' -v shop=$SHOP_VNUM '$1 !~ /^#/ && NF >= 3 { printf "INSERT INTO shop_item (shop_vnum, item_vnum, count) VALUES (%d, %d, %d);\n", shop, $1, $2 }' "$ITEMS"
+} | mysql -uroot player
+
+echo "$VILLAGES" | while read -r map x y dir; do
+	npc="$MAPS/$map/npc.txt"
+	if awk -F'\t' -v v=$NPC_VNUM '$11 == v { found = 1 } END { exit !found }' "$npc"; then
+		echo "$map: NPC $NPC_VNUM already placed"
+	else
+		[ -z "$(tail -c 1 "$npc")" ] || echo >> "$npc"
+		printf 'm\t%d\t%d\t0\t0\t0\t%d\t1m\t100\t1\t%d\n' "$x" "$y" "$dir" "$NPC_VNUM" >> "$npc"
+		echo "$map: NPC $NPC_VNUM at $x,$y"
+	fi
+done
+
+mysql -uroot player -N -e "SELECT COUNT(*) FROM shop_item WHERE shop_vnum = $SHOP_VNUM"
+echo "done; restart db and game (README.md)"