Fix Power Word Shield not applying Weakened Soul in older patches.

Closes #3055

Author: ratkosrb

sql/migrations/20250718071524_world.sql

@@ -0,0 +1,20 @@
+DROP PROCEDURE IF EXISTS add_migration;
+DELIMITER ??
+CREATE PROCEDURE `add_migration`()
+BEGIN
+DECLARE v INT DEFAULT 1;
+SET v = (SELECT COUNT(*) FROM `migrations` WHERE `id`='20250718071524');
+IF v = 0 THEN
+INSERT INTO `migrations` VALUES ('20250718071524');
+-- Add your query below.
+
+
+UPDATE `spell_template` SET `script_name`='spell_priest_power_word_shield' WHERE `entry` IN (17, 592, 600, 3747, 6065, 6066, 10898, 10899, 10900, 10901, 27607);
+
+
+-- End of migration.
+END IF;
+END??
+DELIMITER ;
+CALL add_migration();
+DROP PROCEDURE IF EXISTS add_migration;

src/game/Chat/Chat.cpp

@@ -3895,13 +3895,13 @@ std::string ChatHandler::GetNameLink(Player* chr) const
     return playerLink(chr->GetName());
 }
 
-std::string ChatHandler::GetNameLink(uint32 guidLow) const
-{
-    std::string name;
-    if (sObjectMgr.GetPlayerNameByGUID(ObjectGuid(HIGHGUID_PLAYER, guidLow), name))
-        return playerLink(name);
-    else
-        return playerLink(std::to_string(guidLow));
+std::string ChatHandler::GetNameLink(uint32 guidLow) const
+{
+    std::string name;
+    if (sObjectMgr.GetPlayerNameByGUID(ObjectGuid(HIGHGUID_PLAYER, guidLow), name))
+        return playerLink(name);
+    else
+        return playerLink(std::to_string(guidLow));
 }
 
 std::string ChatHandler::GetItemLink(ItemPrototype const* pItem) const

src/game/Spells/Spell.cpp

@@ -3875,11 +3875,6 @@ void Spell::cast(bool skipCheck)
             break;
         case SPELLFAMILY_PRIEST:
         {
-            // Power Word: Shield
-            // Nostalrius : Ivina : removed 27779 from cases = priest T0/T0.5 shield proc.
-            if (m_spellInfo->IsFitToFamily<SPELLFAMILY_PRIEST, CF_PRIEST_POWER_WORD_SHIELD>() && (m_spellInfo->Id != 27779))
-                AddPrecastSpell(6788);                      // Weakened Soul
-
             switch (m_spellInfo->Id)
             {
                 case 15237:

src/scripts/spells/spell_priest.cpp

@@ -59,6 +59,28 @@ SpellScript* GetScript_PriestTouchOfWeakness(SpellEntry const*)
     return new PriestTouchOfWeaknessScript();
 }
 
+// 17, 592, 600, 3747, 6065, 6066, 10898, 10899, 10900, 10901, 27607 - Power Word: Shield
+struct PriestPowerWordShieldScript : SpellScript
+{
+    enum
+    {
+        SPELL_WEAKENED_SOUL = 6788,
+    };
+
+    void OnHit(Spell* spell, SpellMissInfo missInfo) const final
+    {
+        if (missInfo == SPELL_MISS_NONE && spell->GetUnitTarget())
+        {
+            spell->m_caster->CastSpell(spell->GetUnitTarget(), SPELL_WEAKENED_SOUL, true);
+        }
+    }
+};
+
+SpellScript* GetScript_PriestPowerWordShield(SpellEntry const*)
+{
+    return new PriestPowerWordShieldScript();
+}
+
 void AddSC_priest_spell_scripts()
 {
     Script* newscript;
@@ -67,4 +89,9 @@ void AddSC_priest_spell_scripts()
     newscript->Name = "spell_priest_touch_of_weakness";
     newscript->GetSpellScript = &GetScript_PriestTouchOfWeakness;
     newscript->RegisterSelf();
+
+    newscript = new Script;
+    newscript->Name = "spell_priest_power_word_shield";
+    newscript->GetSpellScript = &GetScript_PriestPowerWordShield;
+    newscript->RegisterSelf();
 }