New pcblock flag PCBLOCK_EQUIP (#8367)

doc/script_commands.txt

@@ -6608,7 +6608,8 @@ Available <type>:
 	PCBLOCK_COMMANDS			Prevent the player from using atcommands/charcommands.
 	PCBLOCK_NPCCLICK			Prevent the player from clicking/touching any NPC/shop/warp.
 	PCBLOCK_EMOTION				Prevent the player from using emotions.
-	PCBLOCK_NPC				Simulate NPC interaction. Useful for NPC with no mes window. Sum of PCBLOCK_MOVE|PCBLOCK_SKILL|PCBLOCK_USEITEM|PCBLOCK_COMMANDS|PCBLOCK_NPCCLICK.
+	PCBLOCK_EQUIP				Prevent the player from replacing equipment.
+	PCBLOCK_NPC				Simulate NPC interaction. Useful for NPC with no mes window. Sum of PCBLOCK_MOVE|PCBLOCK_SKILL|PCBLOCK_USEITEM|PCBLOCK_COMMANDS|PCBLOCK_NPCCLICK|PCBLOCK_EQUIP.
 	PCBLOCK_ALL				Sum of all the flags.
 
 Examples:

src/map/clif.cpp

@@ -12075,7 +12075,7 @@ void clif_parse_EquipItem(int fd,map_session_data *sd)
 	if (index < 0 || index >= MAX_INVENTORY)
 		return; //Out of bounds check.
 
-	if(sd->npc_id && !sd->npc_item_flag) {
+	if((sd->npc_id && !sd->npc_item_flag) || (sd->state.block_action & PCBLOCK_EQUIP)) {
 		clif_msg_color( sd, CAN_NOT_EQUIP_ITEM, color_table[COLOR_RED] );
 		return;
 	} else if (sd->state.storage_flag || sd->sc.opt1)
@@ -12130,7 +12130,7 @@ void clif_parse_UnequipItem(int fd,map_session_data *sd)
 		return;
 	}
 
-	if (sd->npc_id && !sd->npc_item_flag) {
+	if((sd->npc_id && !sd->npc_item_flag) || (sd->state.block_action & PCBLOCK_EQUIP)) {
 		clif_msg_color( sd, CAN_NOT_EQUIP_ITEM, color_table[COLOR_RED] );
 		return;
 	} else if (sd->state.storage_flag || sd->sc.opt1)

src/map/script.hpp

@@ -2155,9 +2155,10 @@ enum e_pcblock_action_flag : uint16 {
 	PCBLOCK_SITSTAND = 0x040,
 	PCBLOCK_COMMANDS = 0x080,
 	PCBLOCK_NPCCLICK = 0x100,
-	PCBLOCK_NPC      = 0x18D,
 	PCBLOCK_EMOTION  = 0x200,
-	PCBLOCK_ALL      = 0x3FF,
+	PCBLOCK_EQUIP    = 0x400,
+	PCBLOCK_NPC      = 0x58D,
+	PCBLOCK_ALL      = 0x7FF,
 };
 
 /* getiteminfo/setiteminfo script commands */