Add a number of useful forwards and natives to the cstrike extension (bug 4732, r=fyren).

plugins/include/cstrike.inc

@@ -45,6 +45,70 @@
 #define CS_SLOT_GRENADE		3	/**< Grenade slot (will only return one grenade). */
 #define CS_SLOT_C4			4	/**< C4 slot. */
 
+enum CSRoundEndReason
+{
+	CSRoundEnd_TargetBombed = 0,           // Target Successfully Bombed!
+	CSRoundEnd_VIPEscaped,                 // The VIP has escaped!
+	CSRoundEnd_VIPKilled,                  // VIP has been assassinated!
+	CSRoundEnd_TerroristsEscaped,          // The terrorists have escaped!
+	CSRoundEnd_CTStoppedEscape,            // The CTs have prevented most of the terrorists from escaping!
+	CSRoundEnd_TerroristsStopped,          // Escaping terrorists have all been neutralized!
+	CSRoundEnd_BombDefused,                // The bomb has been defused!
+	CSRoundEnd_CTWin,                      // Counter-Terrorists Win!
+	CSRoundEnd_TerroristWin,               // Terrorists Win!
+	CSRoundEnd_Draw,                       // Round Draw!
+	CSRoundEnd_HostagesRescued,            // All Hostages have been rescued!
+	CSRoundEnd_TargetSaved,                // Target has been saved!
+	CSRoundEnd_HostagesNotRescued,         // Hostages have not been rescued!
+	CSRoundEnd_TerroristsNotEscaped,       // Terrorists have not escaped!
+	CSRoundEnd_VIPNotEscaped,              // VIP has not escaped!
+	CSRoundEnd_GameStart                   // Game Commencing!
+};
+
+/**
+ * Called when a player attempts to purchase an item.
+ * Return Plugin_Continue to allow the purchase or return a
+ * higher action to deny.
+ *
+ * @param client	Client index
+ * @param weapon	User input for weapon name
+ */
+forward Action:CS_OnBuyCommand(client, const String:weapon[]);
+
+/**
+ * Called when CSWeaponDrop is called
+ * Return Plugin_Continue to allow the call or return a
+ * higher action to deny.
+ *
+ * @param client	Client index
+ * @param weapon	Weapon index
+ */
+forward Action:CS_OnCSWeaponDrop(client, weaponIndex);
+
+/**
+ * Called when game retrieves a weapon's price for a player.
+ * Return Plugin_Continue to use default value or return a higher
+ * action to use a newly-set price.
+ * 
+ * @note This can be called multiple times per weapon purchase
+ * 
+ * @param client	Client index
+ * @param weapon	Weapon classname
+ * @param price		Buffer param for the price of the weapon
+ */
+forward Action:CS_OnGetWeaponPrice(client, const String:weapon[], &price);
+
+/**
+ * Called when TerminateRound is called.
+ * Return Plugin_Continue to ignore, return Plugin_Changed to continue,
+ * using the given delay and reason, or return Plugin_Handled or a higher
+ * action to block TerminateRound from firing.
+ *
+ * @param delay		Time (in seconds) until new round starts
+ * @param reason	Reason for round end
+ */
+forward Action:CS_OnTerminateRound(&Float:delay, &CSRoundEndReason:reason);
+
 /**
  * Respawns a player.
  *
@@ -64,6 +128,42 @@ native CS_RespawnPlayer(client);
  */
 native CS_SwitchTeam(client, team);
 
+/**
+ * Forces a player to drop or toss their weapon
+ *
+ * @param client		Player's index.
+ * @param weaponIndex	Index of weapon to drop.
+ * @param toss			True to toss weapon (with velocity) or false to just drop weapon
+ * @param blockhook		Set to true to stop the corresponding CS_OnCSWeaponDrop
+ * 
+ * @noreturn
+ * @error				Invalid client index, client not in game, or invalid weapon index.
+ */
+native CS_DropWeapon(client, weaponIndex, bool:toss, bool:blockhook = false);
+
+/**
+ * Forces round to end with a reason
+ *
+ * @param delay			Time (in seconds) to delay before new round starts
+ * @param reason		Reason for the round ending
+ * @param blockhook		Set to true to stop the corresponding CS_OnTerminateRound
+ *						forward from being called.
+ * @noreturn
+ */
+ native CS_TerminateRound(Float:delay, CSRoundEndReason:reason, bool:blockhook = false);
+ 
+ /**
+ * Gets a weapon name from a weapon alias
+ *
+ * @param alias			Weapons alias to get weapon name for.
+ * @param weapon		Buffer to store weapons name
+ * @param size			Size of buffer to store the weapons name.
+ * @noreturn
+ *
+ * @note				Will set the buffer to the original alias if it is not an alias to a weapon.
+ */
+ native CS_GetTranslatedWeaponAlias(const String:alias[], String:weapon[], size);
+ 
 /**
  * Do not edit below this line!
  */
@@ -84,5 +184,9 @@ public __ext_cstrike_SetNTVOptional()
 {
 	MarkNativeAsOptional("CS_RespawnPlayer");
 	MarkNativeAsOptional("CS_SwitchTeam");
+	MarkNativeAsOptional("CS_DropWeapon");
+	MarkNativeAsOptional("CS_TerminateRound");
+	MarkNativeAsOptional("CS_GetTranslatedWeaponAlias");
 }
 #endif
+