* Implemented Unique identifier for Non stackable items. (tid:69380)

* Set as off by default, it can be changed in /src/config/core.h.

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17080 54d463be-8e91-2dee-dedb-b68131a5f0ec

12 files changed, 151 insertions, 37 deletions

diff --git a/src/char/char.c b/src/char/char.c
index eb214fedf..e2b313ad9 100644
--- a/src/char/char.c
+++ b/src/char/char.c
@@ -12,7 +12,6 @@
 #include "../common/strlib.h"
 #include "../common/timer.h"
 #include "../common/utils.h"
-#include "inter.h"
 #include "int_guild.h"
 #include "int_homun.h"
 #include "int_mercenary.h"
@@ -20,6 +19,7 @@
 #include "int_party.h"
 #include "int_storage.h"
 #include "char.h"
+#include "inter.h"
 
 #include <sys/types.h>
 #include <time.h>
@@ -811,7 +811,7 @@ int memitemdata_to_sql(const struct item items[], int max, int id, int tableswit
 	SqlStmt_Free(stmt);
 
 	StringBuf_Clear(&buf);
-	StringBuf_Printf(&buf, "INSERT INTO `%s`(`%s`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`", tablename, selectoption);
+	StringBuf_Printf(&buf, "INSERT INTO `%s`(`%s`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`, `nsiuid`", tablename, selectoption);
 	for( j = 0; j < MAX_SLOTS; ++j )
 		StringBuf_Printf(&buf, ", `card%d`", j);
 	StringBuf_AppendStr(&buf, ") VALUES ");
@@ -829,12 +829,16 @@ int memitemdata_to_sql(const struct item items[], int max, int id, int tableswit
 		else
 			found = true;
 
-		StringBuf_Printf(&buf, "('%d', '%d', '%d', '%d', '%d', '%d', '%d', '%u'",
-			id, items[i].nameid, items[i].amount, items[i].equip, items[i].identify, items[i].refine, items[i].attribute, items[i].expire_time);
+		StringBuf_Printf(&buf, "('%d', '%d', '%d', '%d', '%d', '%d', '%d', '%u', '%"PRIu64"'",
+			id, items[i].nameid, items[i].amount, items[i].equip, items[i].identify, items[i].refine, items[i].attribute, items[i].expire_time, items[i].nsiuid);
 		for( j = 0; j < MAX_SLOTS; ++j )
 			StringBuf_Printf(&buf, ", '%d'", items[i].card[j]);
 		StringBuf_AppendStr(&buf, ")");
+		
+		updateLastUid(items[i].nsiuid); // Unique Non Stackable Item ID
 	}
+	updateLastUid(0);
+	dbUpdateUid(sql_handle); // Unique Non Stackable Item ID
 
 	if( found && SQL_ERROR == Sql_QueryStr(sql_handle, StringBuf_Value(&buf)) )
 	{
@@ -948,7 +952,7 @@ int inventory_to_sql(const struct item items[], int max, int id) {
 	SqlStmt_Free(stmt);
 
 	StringBuf_Clear(&buf);
-	StringBuf_Printf(&buf, "INSERT INTO `%s` (`char_id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`, `favorite`", inventory_db);
+	StringBuf_Printf(&buf, "INSERT INTO `%s` (`char_id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`, `favorite`, `nsiuid`", inventory_db);
 	for( j = 0; j < MAX_SLOTS; ++j )
 		StringBuf_Printf(&buf, ", `card%d`", j);
 	StringBuf_AppendStr(&buf, ") VALUES ");
@@ -965,12 +969,15 @@ int inventory_to_sql(const struct item items[], int max, int id) {
 		else
 			found = true;
 
-		StringBuf_Printf(&buf, "('%d', '%d', '%d', '%d', '%d', '%d', '%d', '%u', '%d'",
-						 id, items[i].nameid, items[i].amount, items[i].equip, items[i].identify, items[i].refine, items[i].attribute, items[i].expire_time, items[i].favorite);
+		StringBuf_Printf(&buf, "('%d', '%d', '%d', '%d', '%d', '%d', '%d', '%u', '%d', '%"PRIu64"'",
+						 id, items[i].nameid, items[i].amount, items[i].equip, items[i].identify, items[i].refine, items[i].attribute, items[i].expire_time, items[i].favorite, items[i].nsiuid);
 		for( j = 0; j < MAX_SLOTS; ++j )
 			StringBuf_Printf(&buf, ", '%d'", items[i].card[j]);
 		StringBuf_AppendStr(&buf, ")");
+
+		updateLastUid(items[i].nsiuid);// Unique Non Stackable Item ID
 	}
+	dbUpdateUid(sql_handle);
 
 	if( found && SQL_ERROR == Sql_QueryStr(sql_handle, StringBuf_Value(&buf)) ) {
 		Sql_ShowDebug(sql_handle);
@@ -1203,9 +1210,9 @@ int mmo_char_fromsql(int char_id, struct mmo_charstatus* p, bool load_everything
 	strcat(t_msg, " memo");
 
 	//read inventory
-	//`inventory` (`id`,`char_id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `card0`, `card1`, `card2`, `card3`)
+	//`inventory` (`id`,`char_id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `card0`, `card1`, `card2`, `card3`, `expire_time`, `favorite`, `nsiuid`)
 	StringBuf_Init(&buf);
-	StringBuf_AppendStr(&buf, "SELECT `id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`, `favorite`");
+	StringBuf_AppendStr(&buf, "SELECT `id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`, `favorite`, `nsiuid`");
 	for( i = 0; i < MAX_SLOTS; ++i )
 		StringBuf_Printf(&buf, ", `card%d`", i);
 	StringBuf_Printf(&buf, " FROM `%s` WHERE `char_id`=? LIMIT %d", inventory_db, MAX_INVENTORY);
@@ -1221,10 +1228,11 @@ int mmo_char_fromsql(int char_id, struct mmo_charstatus* p, bool load_everything
 	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 5, SQLDT_CHAR,      &tmp_item.refine, 0, NULL, NULL)
 	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 6, SQLDT_CHAR,      &tmp_item.attribute, 0, NULL, NULL)
 	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 7, SQLDT_UINT,      &tmp_item.expire_time, 0, NULL, NULL)
-	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 8, SQLDT_CHAR,      &tmp_item.favorite, 0, NULL, NULL) )
+	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 8, SQLDT_CHAR,      &tmp_item.favorite, 0, NULL, NULL)
+	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 9, SQLDT_ULONGLONG, &tmp_item.nsiuid, 0, NULL, NULL) )
 		SqlStmt_ShowDebug(stmt);
 	for( i = 0; i < MAX_SLOTS; ++i )
-		if( SQL_ERROR == SqlStmt_BindColumn(stmt, 9+i, SQLDT_SHORT, &tmp_item.card[i], 0, NULL, NULL) )
+		if( SQL_ERROR == SqlStmt_BindColumn(stmt, 10+i, SQLDT_SHORT, &tmp_item.card[i], 0, NULL, NULL) )
 			SqlStmt_ShowDebug(stmt);
 
 	for( i = 0; i < MAX_INVENTORY && SQL_SUCCESS == SqlStmt_NextRow(stmt); ++i )
@@ -1233,9 +1241,9 @@ int mmo_char_fromsql(int char_id, struct mmo_charstatus* p, bool load_everything
 	strcat(t_msg, " inventory");
 
 	//read cart
-	//`cart_inventory` (`id`,`char_id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `card0`, `card1`, `card2`, `card3`)
+	//`cart_inventory` (`id`,`char_id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `card0`, `card1`, `card2`, `card3`, expire_time`, `nsiuid`)
 	StringBuf_Clear(&buf);
-	StringBuf_AppendStr(&buf, "SELECT `id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`");
+	StringBuf_AppendStr(&buf, "SELECT `id`, `nameid`, `amount`, `equip`, `identify`, `refine`, `attribute`, `expire_time`, `nsiuid`");
 	for( j = 0; j < MAX_SLOTS; ++j )
 		StringBuf_Printf(&buf, ", `card%d`", j);
 	StringBuf_Printf(&buf, " FROM `%s` WHERE `char_id`=? LIMIT %d", cart_db, MAX_CART);
@@ -1250,10 +1258,11 @@ int mmo_char_fromsql(int char_id, struct mmo_charstatus* p, bool load_everything
 	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 4, SQLDT_CHAR,        &tmp_item.identify, 0, NULL, NULL)
 	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 5, SQLDT_CHAR,        &tmp_item.refine, 0, NULL, NULL)
 	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 6, SQLDT_CHAR,        &tmp_item.attribute, 0, NULL, NULL)
-	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 7, SQLDT_UINT,        &tmp_item.expire_time, 0, NULL, NULL) )
+	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 7, SQLDT_UINT,        &tmp_item.expire_time, 0, NULL, NULL)
+	||	SQL_ERROR == SqlStmt_BindColumn(stmt, 8, SQLDT_ULONGLONG,   &tmp_item.nsiuid, 0, NULL, NULL) )
 		SqlStmt_ShowDebug(stmt);
 	for( i = 0; i < MAX_SLOTS; ++i )
-		if( SQL_ERROR == SqlStmt_BindColumn(stmt, 8+i, SQLDT_SHORT, &tmp_item.card[i], 0, NULL, NULL) )
+		if( SQL_ERROR == SqlStmt_BindColumn(stmt, 9+i, SQLDT_SHORT, &tmp_item.card[i], 0, NULL, NULL) )
 			SqlStmt_ShowDebug(stmt);
 
 	for( i = 0; i < MAX_CART && SQL_SUCCESS == SqlStmt_NextRow(stmt); ++i )
diff --git a/src/char/int_auction.c b/src/char/int_auction.c
index 4fc9215a0..e0373c936 100644
--- a/src/char/int_auction.c
+++ b/src/char/int_auction.c
@@ -81,15 +81,19 @@ unsigned int auction_create(struct auction_data *auction)
 	auction->timestamp = time(NULL) + (auction->hours * 3600);
 
 	StringBuf_Init(&buf);
-	StringBuf_Printf(&buf, "INSERT INTO `%s` (`seller_id`,`seller_name`,`buyer_id`,`buyer_name`,`price`,`buynow`,`hours`,`timestamp`,`nameid`,`item_name`,`type`,`refine`,`attribute`", auction_db);
+	StringBuf_Printf(&buf, "INSERT INTO `%s` (`seller_id`,`seller_name`,`buyer_id`,`buyer_name`,`price`,`buynow`,`hours`,`timestamp`,`nameid`,`item_name`,`type`,`refine`,`attribute`,`nsiuid`", auction_db);
 	for( j = 0; j < MAX_SLOTS; j++ )
 		StringBuf_Printf(&buf, ",`card%d`", j);
-	StringBuf_Printf(&buf, ") VALUES ('%d',?,'%d',?,'%d','%d','%d','%lu','%d',?,'%d','%d','%d'",
-		auction->seller_id, auction->buyer_id, auction->price, auction->buynow, auction->hours, (unsigned long)auction->timestamp, auction->item.nameid, auction->type, auction->item.refine, auction->item.attribute);
+	StringBuf_Printf(&buf, ") VALUES ('%d',?,'%d',?,'%d','%d','%d','%lu','%d',?,'%d','%d','%d','%"PRIu64"'",
+		auction->seller_id, auction->buyer_id, auction->price, auction->buynow, auction->hours, (unsigned long)auction->timestamp, auction->item.nameid, auction->type, auction->item.refine, auction->item.attribute, auction->item.nsiuid);
 	for( j = 0; j < MAX_SLOTS; j++ )
 		StringBuf_Printf(&buf, ",'%d'", auction->item.card[j]);
 	StringBuf_AppendStr(&buf, ")");
 	
+	//Unique Non Stackable Item ID
+	updateLastUid(auction->item.nsiuid);
+	dbUpdateUid(sql_handle);
+
 	stmt = SqlStmt_Malloc(sql_handle);
 	if( SQL_SUCCESS != SqlStmt_PrepareStr(stmt, StringBuf_Value(&buf))
 	||  SQL_SUCCESS != SqlStmt_BindParam(stmt, 0, SQLDT_STRING, auction->seller_name, strnlen(auction->seller_name, NAME_LENGTH))
@@ -182,7 +186,7 @@ void inter_auctions_fromsql(void)
 
 	StringBuf_Init(&buf);
 	StringBuf_AppendStr(&buf, "SELECT `auction_id`,`seller_id`,`seller_name`,`buyer_id`,`buyer_name`,"
-		"`price`,`buynow`,`hours`,`timestamp`,`nameid`,`item_name`,`type`,`refine`,`attribute`");
+		"`price`,`buynow`,`hours`,`timestamp`,`nameid`,`item_name`,`type`,`refine`,`attribute`,`nsiuid`");
 	for( i = 0; i < MAX_SLOTS; i++ )
 		StringBuf_Printf(&buf, ",`card%d`", i);
 	StringBuf_Printf(&buf, " FROM `%s` ORDER BY `auction_id` DESC", auction_db);
@@ -212,6 +216,7 @@ void inter_auctions_fromsql(void)
 
 		Sql_GetData(sql_handle,12, &data, NULL); item->refine = atoi(data);
 		Sql_GetData(sql_handle,13, &data, NULL); item->attribute = atoi(data);
+		Sql_GetData(sql_handle,14, &data, NULL); item->nsiuid = strtoull(data, NULL, 10);
 
 		item->identify = 1;
 		item->amount = 1;
diff --git a/src/char/int_mail.c b/src/char/int_mail.c
index 98da43aeb..f327bb8a3 100644
--- a/src/char/int_mail.c
+++ b/src/char/int_mail.c
@@ -29,7 +29,7 @@ static int mail_fromsql(int char_id, struct mail_data* md)
 
 	StringBuf_Init(&buf);
 	StringBuf_AppendStr(&buf, "SELECT `id`,`send_name`,`send_id`,`dest_name`,`dest_id`,`title`,`message`,`time`,`status`,"
-		"`zeny`,`amount`,`nameid`,`refine`,`attribute`,`identify`");
+		"`zeny`,`amount`,`nameid`,`refine`,`attribute`,`identify`,`nsiuid`");
 	for (i = 0; i < MAX_SLOTS; i++)
 		StringBuf_Printf(&buf, ",`card%d`", i);
 
@@ -61,11 +61,12 @@ static int mail_fromsql(int char_id, struct mail_data* md)
 		Sql_GetData(sql_handle,12, &data, NULL); item->refine = atoi(data);
 		Sql_GetData(sql_handle,13, &data, NULL); item->attribute = atoi(data);
 		Sql_GetData(sql_handle,14, &data, NULL); item->identify = atoi(data);
+		Sql_GetData(sql_handle,15, &data, NULL); item->nsiuid = strtoull(data, NULL, 10);
 		item->expire_time = 0;
 
 		for (j = 0; j < MAX_SLOTS; j++)
 		{
-			Sql_GetData(sql_handle, 15 + j, &data, NULL);
+			Sql_GetData(sql_handle, 16 + j, &data, NULL);
 			item->card[j] = atoi(data);
 		}
 	}
@@ -106,14 +107,18 @@ int mail_savemessage(struct mail_message* msg)
 
 	// build message save query
 	StringBuf_Init(&buf);
-	StringBuf_Printf(&buf, "INSERT INTO `%s` (`send_name`, `send_id`, `dest_name`, `dest_id`, `title`, `message`, `time`, `status`, `zeny`, `amount`, `nameid`, `refine`, `attribute`, `identify`", mail_db);
+	StringBuf_Printf(&buf, "INSERT INTO `%s` (`send_name`, `send_id`, `dest_name`, `dest_id`, `title`, `message`, `time`, `status`, `zeny`, `amount`, `nameid`, `refine`, `attribute`, `identify`, `nsiuid`", mail_db);
 	for (j = 0; j < MAX_SLOTS; j++)
 		StringBuf_Printf(&buf, ", `card%d`", j);
-	StringBuf_Printf(&buf, ") VALUES (?, '%d', ?, '%d', ?, ?, '%lu', '%d', '%d', '%d', '%d', '%d', '%d', '%d'",
-		msg->send_id, msg->dest_id, (unsigned long)msg->timestamp, msg->status, msg->zeny, msg->item.amount, msg->item.nameid, msg->item.refine, msg->item.attribute, msg->item.identify);
+	StringBuf_Printf(&buf, ") VALUES (?, '%d', ?, '%d', ?, ?, '%lu', '%d', '%d', '%d', '%d', '%d', '%d', '%d', '%"PRIu64"'",
+		msg->send_id, msg->dest_id, (unsigned long)msg->timestamp, msg->status, msg->zeny, msg->item.amount, msg->item.nameid, msg->item.refine, msg->item.attribute, msg->item.identify, msg->item.nsiuid);
 	for (j = 0; j < MAX_SLOTS; j++)
 		StringBuf_Printf(&buf, ", '%d'", msg->item.card[j]);
 	StringBuf_AppendStr(&buf, ")");
+	
+	//Unique Non Stackable Item ID
+	updateLastUid(msg->item.nsiuid);
+	dbUpdateUid(sql_handle);
 
 	// prepare and execute query
 	stmt = SqlStmt_Malloc(sql_handle);
@@ -144,7 +149,7 @@ static bool mail_loadmessage(int mail_id, struct mail_message* msg)
 
 	StringBuf_Init(&buf);
 	StringBuf_AppendStr(&buf, "SELECT `id`,`send_name`,`send_id`,`dest_name`,`dest_id`,`title`,`message`,`time`,`status`,"
-		"`zeny`,`amount`,`nameid`,`refine`,`attribute`,`identify`");
+		"`zeny`,`amount`,`nameid`,`refine`,`attribute`,`identify`,`nsiuid`");
 	for( j = 0; j < MAX_SLOTS; j++ )
 		StringBuf_Printf(&buf, ",`card%d`", j);
 	StringBuf_Printf(&buf, " FROM `%s` WHERE `id` = '%d'", mail_db, mail_id);
@@ -176,11 +181,12 @@ static bool mail_loadmessage(int mail_id, struct mail_message* msg)
 		Sql_GetData(sql_handle,12, &data, NULL); msg->item.refine = atoi(data);
 		Sql_GetData(sql_handle,13, &data, NULL); msg->item.attribute = atoi(data);
 		Sql_GetData(sql_handle,14, &data, NULL); msg->item.identify = atoi(data);
+		Sql_GetData(sql_handle,15, &data, NULL); msg->item.nsiuid = strtoull(data, NULL, 10);
 		msg->item.expire_time = 0;
 
 		for( j = 0; j < MAX_SLOTS; j++ )
 		{
-			Sql_GetData(sql_handle,15 + j, &data, NULL);
+			Sql_GetData(sql_handle,16 + j, &data, NULL);
 			msg->item.card[j] = atoi(data);
 		}
 	}
diff --git a/src/char/int_storage.c b/src/char/int_storage.c
index 248a4521f..629f47107 100644
--- a/src/char/int_storage.c
+++ b/src/char/int_storage.c
@@ -38,7 +38,7 @@ int storage_fromsql(int account_id, struct storage_data* p)
 
 	// storage {`account_id`/`id`/`nameid`/`amount`/`equip`/`identify`/`refine`/`attribute`/`card0`/`card1`/`card2`/`card3`}
 	StringBuf_Init(&buf);
-	StringBuf_AppendStr(&buf, "SELECT `id`,`nameid`,`amount`,`equip`,`identify`,`refine`,`attribute`,`expire_time`");
+	StringBuf_AppendStr(&buf, "SELECT `id`,`nameid`,`amount`,`equip`,`identify`,`refine`,`attribute`,`expire_time`,`nsiuid`");
 	for( j = 0; j < MAX_SLOTS; ++j )
 		StringBuf_Printf(&buf, ",`card%d`", j);
 	StringBuf_Printf(&buf, " FROM `%s` WHERE `account_id`='%d' ORDER BY `nameid`", storage_db, account_id);
@@ -59,9 +59,10 @@ int storage_fromsql(int account_id, struct storage_data* p)
 		Sql_GetData(sql_handle, 5, &data, NULL); item->refine = atoi(data);
 		Sql_GetData(sql_handle, 6, &data, NULL); item->attribute = atoi(data);
 		Sql_GetData(sql_handle, 7, &data, NULL); item->expire_time = (unsigned int)atoi(data);
+		Sql_GetData(sql_handle, 8, &data, NULL); item->nsiuid = strtoull(data, NULL, 10);
 		for( j = 0; j < MAX_SLOTS; ++j )
 		{
-			Sql_GetData(sql_handle, 8+j, &data, NULL); item->card[j] = atoi(data);
+			Sql_GetData(sql_handle, 9+j, &data, NULL); item->card[j] = atoi(data);
 		}
 	}
 	p->storage_amount = i;
@@ -94,7 +95,7 @@ int guild_storage_fromsql(int guild_id, struct guild_storage* p)
 
 	// storage {`guild_id`/`id`/`nameid`/`amount`/`equip`/`identify`/`refine`/`attribute`/`card0`/`card1`/`card2`/`card3`}
 	StringBuf_Init(&buf);
-	StringBuf_AppendStr(&buf, "SELECT `id`,`nameid`,`amount`,`equip`,`identify`,`refine`,`attribute`");
+	StringBuf_AppendStr(&buf, "SELECT `id`,`nameid`,`amount`,`equip`,`identify`,`refine`,`attribute`,`nsiuidī");
 	for( j = 0; j < MAX_SLOTS; ++j )
 		StringBuf_Printf(&buf, ",`card%d`", j);
 	StringBuf_Printf(&buf, " FROM `%s` WHERE `guild_id`='%d' ORDER BY `nameid`", guild_storage_db, guild_id);
@@ -114,10 +115,11 @@ int guild_storage_fromsql(int guild_id, struct guild_storage* p)
 		Sql_GetData(sql_handle, 4, &data, NULL); item->identify = atoi(data);
 		Sql_GetData(sql_handle, 5, &data, NULL); item->refine = atoi(data);
 		Sql_GetData(sql_handle, 6, &data, NULL); item->attribute = atoi(data);
+		Sql_GetData(sql_handle, 7, &data, NULL); item->nsiuid = strtoull(data, NULL, 10);
 		item->expire_time = 0;
 		for( j = 0; j < MAX_SLOTS; ++j )
 		{
-			Sql_GetData(sql_handle, 7+j, &data, NULL); item->card[j] = atoi(data);
+			Sql_GetData(sql_handle, 8+j, &data, NULL); item->card[j] = atoi(data);
 		}
 	}
 	p->storage_amount = i;
diff --git a/src/char/inter.c b/src/char/inter.c
index 8863b41d8..8faff42c1 100644
--- a/src/char/inter.c
+++ b/src/char/inter.c
@@ -1234,3 +1234,24 @@ int inter_parse_frommap(int fd)
 	RFIFOSKIP(fd, len);
 	return 1;
 }
+
+uint64 inter_chk_lastuid(int8 flag, uint64 value){
+	static uint64 last_updt_uid = 0;
+	static int8 update = 0;
+	if(flag)
+	{
+		if(last_updt_uid < value){
+			last_updt_uid = value;
+			update = 1;
+		}
+
+		return 0;
+	}else if(update)
+	{
+		update = 0;
+		return last_updt_uid;
+	}
+	return 0;
+}
+
+
diff --git a/src/char/inter.h b/src/char/inter.h
index ac2e1785f..e5bfa1572 100644
--- a/src/char/inter.h
+++ b/src/char/inter.h
@@ -27,4 +27,18 @@ extern char main_chat_nick[16];
 
 int inter_accreg_tosql(int account_id, int char_id, struct accreg *reg, int type);
 
+uint64 inter_chk_lastuid(int8 flag, uint64 value);
+#ifdef NSI_UNIQUE_ID
+	#define updateLastUid(val_) inter_chk_lastuid(1, val_)
+	#define dbUpdateUid(handler_)\
+	{ \
+		uint64 nsiuid_ = inter_chk_lastuid(0, 0); \
+		if (nsiuid_ && SQL_ERROR == Sql_Query(handler_, "UPDATE `interreg` SET `value`='%"PRIu64"' WHERE `varname`='nsiuid'", nsiuid_)) \
+				Sql_ShowDebug(handler_);\
+	}
+#else
+	#define dbUpdateUid(handler_)
+	#define updateLastUid(val_)
+#endif
+
 #endif /* _INTER_SQL_H_ */
diff --git a/src/common/mmo.h b/src/common/mmo.h
index cbdacdc0f..e83967404 100644
--- a/src/common/mmo.h
+++ b/src/common/mmo.h
@@ -201,6 +201,7 @@ struct item {
 	short card[MAX_SLOTS];
 	unsigned int expire_time;
 	char favorite;
+	uint64 nsiuid;
 };
 
 struct point {
diff --git a/src/config/core.h b/src/config/core.h
index c82ee72e0..1e8ce9992 100644
--- a/src/config/core.h
+++ b/src/config/core.h
@@ -48,6 +48,10 @@
 /// - but is not the official behaviour.
 //#define CIRCULAR_AREA
 
+/// Uncomment to enable Non Stackable items unique ID
+/// By enabling it, the system will create an unique id for each new non stackable item created
+//#define NSI_UNIQUE_ID
+
 /**
  * No settings past this point
  **/
diff --git a/src/map/itemdb.c b/src/map/itemdb.c
index e0c964de3..810e85a4a 100644
--- a/src/map/itemdb.c
+++ b/src/map/itemdb.c
@@ -1252,6 +1252,51 @@ static int itemdb_read_sqldb(void) {
 	return 0;
 }
 
+/*==========================================
+* Unique item ID function
+* Only one operation by once
+* Flag:
+* 0 return new id
+* 1 set new value, checked with current value
+* 2 set new value bypassing anything
+* 3/other return last value
+*------------------------------------------*/
+uint64 itemdb_nsiuid(int8 flag, int64 value) {
+	static uint64 item_uid = 0;
+	
+	if(flag)
+	{
+		if(flag == 1)
+		{	if(item_uid < value)
+				return (item_uid = value);
+		}else if(flag == 2)
+			return (item_uid = value);
+			
+		return item_uid;
+	}
+
+	return ++item_uid;
+}
+int itemdb_uid_load(){
+
+	char * uid;
+	if (SQL_ERROR == Sql_Query(mmysql_handle, "SELECT `value` FROM `interreg` WHERE `varname`='nsiuid'"))
+		Sql_ShowDebug(mmysql_handle);
+
+	if( SQL_SUCCESS != Sql_NextRow(mmysql_handle) )
+	{
+		ShowError("itemdb_uid_load: Unable to fetch nsiuid data\n");
+		Sql_FreeResult(mmysql_handle);
+		return -1;
+	}
+
+	Sql_GetData(mmysql_handle, 0, &uid, NULL);
+	itemdb_nsiuid(1, (uint64)strtoull(uid, NULL, 10));
+	Sql_FreeResult(mmysql_handle);
+
+	return 0;
+}
+
 /*====================================
  * read all item-related databases
  *------------------------------------*/
@@ -1269,7 +1314,9 @@ static void itemdb_read(void) {
 	sv_readdb(db_path, DBPATH"item_trade.txt",   ',', 3, 3, -1, &itemdb_read_itemtrade);
 	sv_readdb(db_path, "item_delay.txt",         ',', 2, 2, -1, &itemdb_read_itemdelay);
 	sv_readdb(db_path, "item_stack.txt",         ',', 3, 3, -1, &itemdb_read_stack);
-	sv_readdb(db_path, DBPATH"item_buyingstore.txt",   ',', 1, 1, -1, &itemdb_read_buyingstore);	
+	sv_readdb(db_path, DBPATH"item_buyingstore.txt",   ',', 1, 1, -1, &itemdb_read_buyingstore);
+	
+	itemdb_uid_load();
 }
 
 /*==========================================
diff --git a/src/map/itemdb.h b/src/map/itemdb.h
index 2bc418cc4..e8c6d6487 100644
--- a/src/map/itemdb.h
+++ b/src/map/itemdb.h
@@ -219,6 +219,7 @@ int itemdb_isequip2(struct item_data *);
 int itemdb_isidentified(int);
 int itemdb_isstackable(int);
 int itemdb_isstackable2(struct item_data *);
+uint64 itemdb_nsiuid(int8 flag, int64 value); // Unique Item ID
 
 void itemdb_reload(void);
 
diff --git a/src/map/log.c b/src/map/log.c
index 8a114d989..9d50be62a 100644
--- a/src/map/log.c
+++ b/src/map/log.c
@@ -188,12 +188,12 @@ void log_pick(int id, int16 m, e_log_pick_type type, int amount, struct item* it
 #ifdef BETA_THREAD_TEST
 		char entry[512];
 		int e_length = 0;
-		e_length = sprintf(entry, LOG_QUERY " INTO `%s` (`time`, `char_id`, `type`, `nameid`, `amount`, `refine`, `card0`, `card1`, `card2`, `card3`, `map`) VALUES (NOW(), '%d', '%c', '%d', '%d', '%d', '%d', '%d', '%d', '%d', '%s')",
-				log_config.log_pick, id, log_picktype2char(type), itm->nameid, amount, itm->refine, itm->card[0], itm->card[1], itm->card[2], itm->card[3], map[m].name?map[m].name:"" );
+		e_length = sprintf(entry, LOG_QUERY " INTO `%s` (`time`, `char_id`, `type`, `nameid`, `amount`, `refine`, `card0`, `card1`, `card2`, `card3`, `map`, `nsiuid`) VALUES (NOW(), '%d', '%c', '%d', '%d', '%d', '%d', '%d', '%d', '%d', '%s', '%"PRIu64"')",
+				log_config.log_pick, id, log_picktype2char(type), itm->nameid, amount, itm->refine, itm->card[0], itm->card[1], itm->card[2], itm->card[3], map[m].name?map[m].name:"", itm->nsiuid);
 		queryThread_log(entry,e_length);
 #else
-		if( SQL_ERROR == Sql_Query(logmysql_handle, LOG_QUERY " INTO `%s` (`time`, `char_id`, `type`, `nameid`, `amount`, `refine`, `card0`, `card1`, `card2`, `card3`, `map`) VALUES (NOW(), '%d', '%c', '%d', '%d', '%d', '%d', '%d', '%d', '%d', '%s')",
-			log_config.log_pick, id, log_picktype2char(type), itm->nameid, amount, itm->refine, itm->card[0], itm->card[1], itm->card[2], itm->card[3], map[m].name?map[m].name:"") )
+		if( SQL_ERROR == Sql_Query(logmysql_handle, LOG_QUERY " INTO `%s` (`time`, `char_id`, `type`, `nameid`, `amount`, `refine`, `card0`, `card1`, `card2`, `card3`, `map`, `nsiuid`) VALUES (NOW(), '%d', '%c', '%d', '%d', '%d', '%d', '%d', '%d', '%d', '%s', '%"PRIu64"')",
+			log_config.log_pick, id, log_picktype2char(type), itm->nameid, amount, itm->refine, itm->card[0], itm->card[1], itm->card[2], itm->card[3], map[m].name?map[m].name:"", itm->nsiuid) )
 		{
 			Sql_ShowDebug(logmysql_handle);
 			return;
@@ -210,7 +210,7 @@ void log_pick(int id, int16 m, e_log_pick_type type, int amount, struct item* it
 			return;
 		time(&curtime);
 		strftime(timestring, sizeof(timestring), "%m/%d/%Y %H:%M:%S", localtime(&curtime));
-		fprintf(logfp,"%s - %d\t%c\t%d,%d,%d,%d,%d,%d,%d,%s\n", timestring, id, log_picktype2char(type), itm->nameid, amount, itm->refine, itm->card[0], itm->card[1], itm->card[2], itm->card[3], map[m].name?map[m].name:"");
+		fprintf(logfp,"%s - %d\t%c\t%d,%d,%d,%d,%d,%d,%d,%s,'%"PRIu64"'\n", timestring, id, log_picktype2char(type), itm->nameid, amount, itm->refine, itm->card[0], itm->card[1], itm->card[2], itm->card[3], map[m].name?map[m].name:"", itm->nsiuid);
 		fclose(logfp);
 	}
 }
diff --git a/src/map/pc.c b/src/map/pc.c
index c7d5b87f0..0ad272d1d 100644
--- a/src/map/pc.c
+++ b/src/map/pc.c
@@ -3820,7 +3820,7 @@ int pc_additem(struct map_session_data *sd,struct item *item_data,int amount,e_l
 			}
 		}
 	}
-
+	
 	if( i >= MAX_INVENTORY )
 	{
 		i = pc_search_inventory(sd,0);
@@ -3836,6 +3836,10 @@ int pc_additem(struct map_session_data *sd,struct item *item_data,int amount,e_l
 		sd->inventory_data[i] = data;
 		clif_additem(sd,i,amount,0);
 	}
+#ifdef NSI_UNIQUE_ID
+	if( !itemdb_isstackable2(data) && !item_data->nsiuid )
+		sd->status.inventory[i].nsiuid = itemdb_nsiuid(0,0);
+#endif
 	log_pick_pc(sd, log_type, amount, &sd->status.inventory[i]);
 
 	sd->weight += w;