Cleanup duplicated code, and a big wtf?

offsActiveWeapon was never declared, guess we never found out because the functions where unused. WeaponsGetActiveWeaponSlot is still unused, leaving in might be usefull somewhen in the future.

src/zr/knockback.inc

@@ -160,12 +160,11 @@ public void KnockbackOnTakeDamageAlivePost(int victim, int attacker, int inflict
     GetClientAbsOrigin(victim, clientloc);
 
     char weaponname[64];
-    int active_weapon = -42;
     if (inflictor == attacker)
     {
-        active_weapon = ToolsGetClientActiveWeapon(attacker);
-        if (active_weapon > 0)
-            GetEdictClassname(active_weapon, weaponname, sizeof(weaponname));
+        int activeweapon = WeaponsGetActiveWeaponIndex(attacker);
+        if (activeweapon > 0)
+            GetEdictClassname(activeweapon, weaponname, sizeof(weaponname));
     }
     else
         GetEdictClassname(inflictor, weaponname, sizeof(weaponname));

src/zr/tools.inc

@@ -33,7 +33,6 @@ new g_iToolsLMV;
 new g_iToolsHasNightVision;
 new g_iToolsNightVisionOn;
 new g_iToolsFOV;
-new g_iActiveWeapon;
 new g_iToolsLastHitGroup;
 
 /**
@@ -92,13 +91,6 @@ ToolsFindOffsets()
         LogEvent(false, LogType_Fatal, LOG_CORE_EVENTS, LogModule_Tools, "Offsets", "Offset \"CBasePlayer::m_iFOV\" was not found.");
     }
 
-    // If offset "m_hActiveWeapon" can't be found, then stop the plugin.
-    g_iActiveWeapon = FindSendPropInfo("CBaseCombatCharacter", "m_hActiveWeapon");
-    if (g_iActiveWeapon == -1)
-    {
-        LogEvent(false, LogType_Fatal, LOG_CORE_EVENTS, LogModule_Tools, "Offsets", "Offset \"CBaseCombatCharacter::m_hActiveWeapon\" was not found.");
-    }
-
     Handle hGameConf = LoadGameConfigFile("zombiereloaded");
     if (hGameConf != INVALID_HANDLE)
     {

src/zr/tools_functions.inc

@@ -251,16 +251,6 @@ stock ToolsGetEntityColor(entity, color[4])
         color[i] = GetEntData(entity, offset + i, 1);
 }
 
-/**
- * Get client's m_hActiveWeapon.
- *
- * @param client    The client index.
- */
-stock int ToolsGetClientActiveWeapon(int client)
-{
-    return GetEntDataEnt2(client, g_iActiveWeapon);
-}
-
 /**
  * Get client's m_LastHitGroup.
  *

src/zr/weapons/weapons.inc

@@ -76,6 +76,11 @@ enum WeaponsData
  */
 new g_iToolsActiveWeapon;
 
+/**
+ * Variable to store buyzone offset value.
+ */
+new g_iToolsInBuyZone;
+
 /**
  * Weapon slots.
  */
@@ -749,35 +754,35 @@ stock WeaponsGetClientWeapons(client, weapons[WeaponsSlot])
 }
 
 /**
- * Returns weapon index of the client's deployed weapon.
+ * Returns weapon index of the client's active weapon.
  *
  * @param client    The client index.
- * @return          The weapon index of the deployed weapon.
- *                  -1 if no weapon is deployed.
+ * @return          The weapon index of the active weapon.
+ *                  -1 if no weapon is active.
  */
-stock WeaponsGetDeployedWeaponIndex(client)
+stock WeaponsGetActiveWeaponIndex(client)
 {
     // Return the client's active weapon.
-    return GetEntDataEnt2(client, offsActiveWeapon);
+    return GetEntDataEnt2(client, g_iToolsActiveWeapon);
 }
 
 /**
- * Returns slot of client's deployed weapon.
+ * Returns slot of client's active weapon.
  *
  * @param client    The client index.
- * @return          The slot number of deployed weapon.
+ * @return          The slot number of active weapon.
  */
-stock WeaponsSlot:WeaponsGetDeployedWeaponSlot(client)
+stock WeaponsSlot:WeaponsGetActiveWeaponSlot(client)
 {
     // Get all client's weapon indexes.
     new weapons[WeaponsSlot];
     WeaponsGetClientWeapons(client, weapons);
 
-    // Get client's deployed weapon.
-    new deployedweapon = WeaponsGetDeployedWeaponIndex(client);
+    // Get client's active weapon.
+    new activeweapon = WeaponsGetActiveWeaponIndex(client);
 
-    // If client has no deployed weapon, then stop.
-    if (deployedweapon == -1)
+    // If client has no active weapon, then stop.
+    if (activeweapon == -1)
     {
         return Type_Invalid;
     }
@@ -785,7 +790,7 @@ stock WeaponsSlot:WeaponsGetDeployedWeaponSlot(client)
     // x = weapon slot.
     for (new x = 0; x < WEAPONS_SLOTS_MAX; x++)
     {
-        if (weapons[x] == deployedweapon)
+        if (weapons[x] == activeweapon)
         {
             return WeaponsSlot:x;
         }

src/zr/weapons/zmarket.inc

@@ -39,11 +39,6 @@
  */
 #define ZMARKET_REBUY_WEAPONS_SLOTS_MAX 1
 
-/**
- * Variable to store buyzone offset value.
- */
-new g_iToolsInBuyZone;
-
 /**
  * Array to store the client's current weapon type within menu.
  */