Add actual module code.

Adds announcement part and scripts the damage for Rocket Barrage.

conf/conf.sh.dist

@@ -1 +0,0 @@
-

conf/mod_worgoblin.conf.dist

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+[worldserver]
+
+# Enable the module announcing its presence.
+# Default: true
+
+Announce.enable=true

src/Worgoblin.cpp

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+#include "worgoblin_loader.h"
+#include "Chat.h"
+#include "Player.h"
+#include "ScriptMgr.h"
+#include "SpellScript.h"
+#include "Config.h"
+
+class announce : public PlayerScript {
+
+public:
+    announce() : PlayerScript("announce") { }
+
+    void OnLogin(Player* player) override
+    {
+        if (sConfigMgr->GetOption<bool>("Announce.enable", true))
+        {
+            ChatHandler(player->GetSession()).SendSysMessage("This server is running the Worgoblin module."); // Hell yea
+        }
+    }
+};
+
+class rocket_barrage : public SpellScriptLoader //ID=69041
+{
+public:
+    rocket_barrage() : SpellScriptLoader("spell_rocket_barrage") { }
+
+    class rocket_barrage_script : public SpellScript
+    {
+        PrepareSpellScript(rocket_barrage_script);
+
+        void HandleDamage(SpellEffIndex effIndex)
+        {
+            Unit* caster = GetCaster();
+            int32 basePoints = 0 + caster->getLevel() * 2;
+            basePoints += caster->SpellBaseDamageBonusDone(GetSpellInfo()->GetSchoolMask()) * 0.429; //BM=0.429 here, don't ask me how.
+            basePoints += caster->GetTotalAttackPowerValue(caster->getClass() != CLASS_HUNTER ? BASE_ATTACK : RANGED_ATTACK) * 0.25; // 0.25=BonusCoefficient, hardcoding it here
+            SetEffectValue(basePoints);
+        }
+
+        void Register() override
+        {
+            OnEffectLaunchTarget += SpellEffectFn(rocket_barrage_script::HandleDamage, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
+        }
+    };
+
+    SpellScript* GetSpellScript() const override
+    {
+        return new rocket_barrage_script;
+    }
+};
+
+void Add_Worgoblin()
+{
+    new announce();
+    new rocket_barrage();
+}

src/worgoblin_loader.h

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+void Add_Worgoblin();
+
+void Addmod_worgoblinScripts()
+{
+    Add_Worgoblin();
+}