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authorAndrei Karas <akaras@inbox.ru>2015-07-15 20:30:08 +0300
committerAndrei Karas <akaras@inbox.ru>2015-07-18 16:52:44 +0300
commitf26152a2f3fc1e9f21ee0d8d1bc0ea8e8c8ffabf (patch)
treebd35b6347a793aeb230d6ab71a58b6a734f3ced9 /src
parent88bf50a01e60e7647c4c6c9f194a95e766ad1e5a (diff)
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Move check cards related code into separate functions.
This remove code duplicates and improve a bit code.
Diffstat (limited to 'src')
-rw-r--r--src/map/clif.c56
-rw-r--r--src/map/pc.c98
-rw-r--r--src/map/pc.h2
3 files changed, 86 insertions, 70 deletions
diff --git a/src/map/clif.c b/src/map/clif.c
index 5617c318b..cc517c24f 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -5715,54 +5715,30 @@ void clif_solved_charname(int fd, int charid, const char* name)
/// 017b <packet len>.W { <name id>.W }*
void clif_use_card(struct map_session_data *sd,int idx)
{
- int i,c,ep;
- int fd=sd->fd;
+ int i, c;
+ int fd;
nullpo_retv(sd);
- if (idx < 0 || idx >= MAX_INVENTORY) //Crash-fix from bad packets.
+ fd = sd->fd;
+ if (sd->state.trading != 0)
+ return;
+ if (!pc->can_insert_card(sd, idx))
return;
- if (!sd->inventory_data[idx] || sd->inventory_data[idx]->type != IT_CARD)
- return; //Avoid parsing invalid item indexes (no card/no item)
-
- ep=sd->inventory_data[idx]->equip;
- WFIFOHEAD(fd,MAX_INVENTORY * 2 + 4);
- WFIFOW(fd,0)=0x17b;
-
- for(i=c=0;i<MAX_INVENTORY;i++){
- int j;
-
- if(sd->inventory_data[i] == NULL)
- continue;
- if(sd->inventory_data[i]->type!=IT_WEAPON && sd->inventory_data[i]->type!=IT_ARMOR)
- continue;
- if(itemdb_isspecial(sd->status.inventory[i].card[0])) //Can't slot it
- continue;
-
- if (sd->status.inventory[i].identify == 0) //Not identified
- continue;
-
- if ((sd->inventory_data[i]->equip&ep) == 0) //Not equippable on this part.
- continue;
-
- if(sd->inventory_data[i]->type==IT_WEAPON && ep==EQP_SHIELD) //Shield card won't go on left weapon.
- continue;
-
- ARR_FIND( 0, sd->inventory_data[i]->slot, j, sd->status.inventory[i].card[j] == 0 );
- if (j == sd->inventory_data[i]->slot) // No room
- continue;
+ WFIFOHEAD(fd, MAX_INVENTORY * 2 + 4);
+ WFIFOW(fd, 0) = 0x17b;
- if( sd->status.inventory[i].equip > 0 ) // Do not check items that are already equipped
+ for (i = c = 0; i < MAX_INVENTORY; i++) {
+ if (!pc->can_insert_card_into(sd, idx, i))
continue;
-
- WFIFOW(fd,4+c*2)=i+2;
+ WFIFOW(fd, 4 + c * 2) = i + 2;
c++;
}
- if( !c ) return; // no item is available for card insertion
+ if (!c) return; // no item is available for card insertion
- WFIFOW(fd,2)=4+c*2;
- WFIFOSET(fd,WFIFOW(fd,2));
+ WFIFOW(fd, 2) = 4 + c * 2;
+ WFIFOSET(fd, WFIFOW(fd, 2));
}
@@ -11394,8 +11370,6 @@ void clif_parse_AutoSpell(int fd,struct map_session_data *sd)
/// 017a <card index>.W
void clif_parse_UseCard(int fd,struct map_session_data *sd)
{
- if (sd->state.trading != 0)
- return;
clif->use_card(sd,RFIFOW(fd,2)-2);
}
@@ -11404,8 +11378,6 @@ void clif_parse_UseCard(int fd,struct map_session_data *sd)
/// 017c <card index>.W <equip index>.W
void clif_parse_InsertCard(int fd,struct map_session_data *sd)
{
- if (sd->state.trading != 0)
- return;
pc->insert_card(sd,RFIFOW(fd,2)-2,RFIFOW(fd,4)-2);
}
diff --git a/src/map/pc.c b/src/map/pc.c
index 4dac559e2..b9ef479dc 100644
--- a/src/map/pc.c
+++ b/src/map/pc.c
@@ -4059,42 +4059,78 @@ int pc_skill(TBL_PC* sd, int id, int level, int flag)
}
return 1;
}
+
+/**
+ * Checks if the given card can be inserted into the given equipment piece.
+ *
+ * @param sd The current character.
+ * @param idx_card The card's inventory index (note: it must be a valid index and can be checked by pc_can_insert_card)
+ * @param idx_equip The target equipment's inventory index.
+ * @retval true if the card can be inserted.
+ */
+bool pc_can_insert_card_into(struct map_session_data* sd, int idx_card, int idx_equip)
+{
+ int i;
+
+ nullpo_ret(sd);
+
+ if (idx_equip < 0 || idx_equip >= MAX_INVENTORY || sd->inventory_data[idx_equip] == NULL)
+ return false; //Invalid item index.
+ if (sd->status.inventory[idx_equip].nameid <= 0 || sd->status.inventory[idx_equip].amount < 1)
+ return false; // target item missing
+ if (sd->inventory_data[idx_equip]->type != IT_WEAPON && sd->inventory_data[idx_equip]->type != IT_ARMOR)
+ return false; // only weapons and armor are allowed
+ if (sd->status.inventory[idx_equip].identify == 0)
+ return false; // target must be identified
+ if (itemdb_isspecial(sd->status.inventory[idx_equip].card[0]))
+ return false; // card slots reserved for other purposes
+ if (sd->status.inventory[idx_equip].equip != 0)
+ return false; // item must be unequipped
+ if ((sd->inventory_data[idx_equip]->equip & sd->inventory_data[idx_card]->equip) == 0)
+ return false; // card cannot be compounded on this item type
+ if (sd->inventory_data[idx_equip]->type == IT_WEAPON && sd->inventory_data[idx_card]->equip == EQP_SHIELD)
+ return false; // attempted to place shield card on left-hand weapon.
+
+ ARR_FIND( 0, sd->inventory_data[idx_equip]->slot, i, sd->status.inventory[idx_equip].card[i] == 0);
+ if (i == sd->inventory_data[idx_equip]->slot)
+ return false; // no free slots
+ return true;
+}
+
+/**
+ * Checks if the given item is card and it can be inserted into some equipment.
+ *
+ * @param sd The current character.
+ * @param idx_card The card's inventory index.
+ * @retval true if the card can be inserted.
+ */
+bool pc_can_insert_card(struct map_session_data* sd, int idx_card)
+{
+ nullpo_ret(sd);
+
+ if (idx_card < 0 || idx_card >= MAX_INVENTORY || sd->inventory_data[idx_card] == NULL)
+ return false; //Invalid card index.
+ if (sd->status.inventory[idx_card].nameid <= 0 || sd->status.inventory[idx_card].amount < 1)
+ return false; // target card missing
+ if (sd->inventory_data[idx_card]->type != IT_CARD)
+ return false; // must be a card
+ return true;
+}
+
/*==========================================
* Append a card to an item ?
*------------------------------------------*/
int pc_insert_card(struct map_session_data* sd, int idx_card, int idx_equip)
{
- int i;
int nameid;
nullpo_ret(sd);
- if( idx_equip < 0 || idx_equip >= MAX_INVENTORY || sd->inventory_data[idx_equip] == NULL )
- return 0; //Invalid item index.
- if( idx_card < 0 || idx_card >= MAX_INVENTORY || sd->inventory_data[idx_card] == NULL )
- return 0; //Invalid card index.
- if( sd->status.inventory[idx_equip].nameid <= 0 || sd->status.inventory[idx_equip].amount < 1 )
- return 0; // target item missing
- if( sd->status.inventory[idx_card].nameid <= 0 || sd->status.inventory[idx_card].amount < 1 )
- return 0; // target card missing
- if( sd->inventory_data[idx_equip]->type != IT_WEAPON && sd->inventory_data[idx_equip]->type != IT_ARMOR )
- return 0; // only weapons and armor are allowed
- if( sd->inventory_data[idx_card]->type != IT_CARD )
- return 0; // must be a card
- if( sd->status.inventory[idx_equip].identify == 0 )
- return 0; // target must be identified
- if( itemdb_isspecial(sd->status.inventory[idx_equip].card[0]) )
- return 0; // card slots reserved for other purposes
- if( (sd->inventory_data[idx_equip]->equip & sd->inventory_data[idx_card]->equip) == 0 )
- return 0; // card cannot be compounded on this item type
- if( sd->inventory_data[idx_equip]->type == IT_WEAPON && sd->inventory_data[idx_card]->equip == EQP_SHIELD )
- return 0; // attempted to place shield card on left-hand weapon.
- if( sd->status.inventory[idx_equip].equip != 0 )
- return 0; // item must be unequipped
-
- ARR_FIND( 0, sd->inventory_data[idx_equip]->slot, i, sd->status.inventory[idx_equip].card[i] == 0 );
- if( i == sd->inventory_data[idx_equip]->slot )
- return 0; // no free slots
+ if (sd->state.trading != 0)
+ return 0;
+
+ if (!pc->can_insert_card(sd, idx_card) || !pc->can_insert_card_into(sd, idx_card, idx_equip))
+ return 0;
// remember the card id to insert
nameid = sd->status.inventory[idx_card].nameid;
@@ -4105,6 +4141,10 @@ int pc_insert_card(struct map_session_data* sd, int idx_card, int idx_equip)
}
else
{// success
+ int i;
+ ARR_FIND( 0, sd->inventory_data[idx_equip]->slot, i, sd->status.inventory[idx_equip].card[i] == 0);
+ if (i == sd->inventory_data[idx_equip]->slot)
+ return 0; // no free slots
logs->pick_pc(sd, LOG_TYPE_OTHER, -1, &sd->status.inventory[idx_equip],sd->inventory_data[idx_equip]);
sd->status.inventory[idx_equip].card[i] = nameid;
logs->pick_pc(sd, LOG_TYPE_OTHER, 1, &sd->status.inventory[idx_equip],sd->inventory_data[idx_equip]);
@@ -11497,7 +11537,9 @@ void pc_defaults(void) {
pc->skill = pc_skill;
pc->insert_card = pc_insert_card;
-
+ pc->can_insert_card = pc_can_insert_card;
+ pc->can_insert_card_into = pc_can_insert_card_into;
+
pc->steal_item = pc_steal_item;
pc->steal_coin = pc_steal_coin;
diff --git a/src/map/pc.h b/src/map/pc.h
index 4dea27693..c370f9956 100644
--- a/src/map/pc.h
+++ b/src/map/pc.h
@@ -880,6 +880,8 @@ END_ZEROED_BLOCK; /* End */
int (*skill) (struct map_session_data *sd, int id, int level, int flag);
int (*insert_card) (struct map_session_data *sd,int idx_card,int idx_equip);
+ bool (*can_insert_card) (struct map_session_data* sd, int idx_card);
+ bool (*can_insert_card_into) (struct map_session_data* sd, int idx_card, int idx_equip);
int (*steal_item) (struct map_session_data *sd,struct block_list *bl, uint16 skill_lv);
int (*steal_coin) (struct map_session_data *sd,struct block_list *bl);