Scripts/Uldum: ported db updates for "Dirty Birds"

* added generic spell script to correctly filter targets for launch quest spells
* added launch quest spell to Mangy Hyjenas

sql/updates/world/custom/custom_2019_05_18_02_world.sql

@@ -0,0 +1,29 @@
+-- Diseased Vulture SAI
+SET @ENTRY := 47202;
+DELETE FROM `smart_scripts` WHERE `entryorguid` IN (@ENTRY) AND `source_type`=0 AND `id`=1;
+INSERT INTO `smart_scripts` (`entryorguid`,`source_type`,`id`,`link`,`event_type`,`event_phase_mask`,`event_chance`,`event_flags`,`event_param1`,`event_param2`,`event_param3`,`event_param4`,`event_param5`,`action_type`,`action_param1`,`action_param2`,`action_param3`,`action_param4`,`action_param5`,`action_param6`,`target_type`,`target_param1`,`target_param2`,`target_param3`,`target_x`,`target_y`,`target_z`,`target_o`,`comment`) VALUES
+(@ENTRY,0,1,0,6,0,100,0,0,0,0,0,0,11,87965,2,0,0,0,0,1,0,0,0,0,0,0,0,"Diseased Vulture - On Death - Cast '87965'");
+ 
+-- Remove npcflags. Quest is not offered by the npc
+UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=47202;
+ 
+-- Remove quest starter
+DELETE FROM `creature_queststarter` WHERE `quest`=27940;
+ 
+-- Condition for source Quest available condition type Quest taken
+DELETE FROM `conditions` WHERE `SourceTypeOrReferenceId`=19 AND `SourceGroup`=0 AND `SourceEntry`=27940 AND `SourceId`=0;
+INSERT INTO `conditions` (`SourceTypeOrReferenceId`, `SourceGroup`, `SourceEntry`, `SourceId`, `ElseGroup`, `ConditionTypeOrReference`, `ConditionTarget`, `ConditionValue1`, `ConditionValue2`, `ConditionValue3`, `NegativeCondition`, `ErrorType`, `ErrorTextId`, `ScriptName`, `Comment`) VALUES
+(19, 0, 27940, 0, 1, 14, 0, 27928, 0, 0, 0, 0, 0, '', 'Quest Dirty Birds available if quest A Favor for the Furrier has not not been taken.'),
+(19, 0, 27940, 0, 1, 14, 0, 27939, 0, 0, 0, 0, 0, '', 'Quest Dirty Birds available if quest The Desert Fox has not not been taken.');
+
+DELETE FROM `spell_script_names` WHERE `ScriptName`= 'spell_gen_launch_quest' AND `spell_id`= 87965;
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(87965, 'spell_gen_launch_quest');
+
+-- Creature Mangy Hyena 45202 SAI
+SET @ENTRY := 45202;
+UPDATE `creature_template` SET `AIName`="SmartAI" WHERE `entry`= @ENTRY;
+DELETE FROM `smart_scripts` WHERE `entryorguid`=@ENTRY AND `source_type`=0;
+INSERT INTO `smart_scripts` (`entryorguid`, `source_type`, `id`, `link`, `event_type`, `event_phase_mask`, `event_chance`, `event_flags`, `event_param1`, `event_param2`, `event_param3`, `event_param4`, `action_type`, `action_param1`, `action_param2`, `action_param3`, `action_param4`, `action_param5`, `action_param6`, `target_type`, `target_param1`, `target_param2`, `target_param3`, `target_x`, `target_y`, `target_z`, `target_o`, `comment`) VALUES
+(@ENTRY, 0, 0, 0, 0, 0, 100, 0, 5000, 8000, 12000, 12000, 11, 85415, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, "When in combat and timer at the begining between 5000 and 8000 ms (and later repeats every 12000 and 12000 ms) - Self: Cast spell Mangle (85415) on Victim // Mangy Hyena - In Combat - Cast 'Mangle'"),
+(@ENTRY, 0, 1, 0, 6, 0, 100, 0, 0, 0, 0, 0, 11, 84437, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, "On death - Self: Cast spell Launch Quest (84437) on Self // ");

src/server/scripts/Spells/spell_generic.cpp

@@ -4937,6 +4937,44 @@ class spell_gen_reverse_cast_ride_vehicle : public SpellScript
     }
 };
 
+class GroupMemberCheck
+{
+public:
+    GroupMemberCheck(Player* player) : _player(player) { }
+
+    bool operator()(WorldObject* object)
+    {
+        if (Player* player = object->ToPlayer())
+            return !player->IsInSameGroupWith(_player);
+
+        return false;
+    }
+private:
+    Player* _player;
+};
+
+class spell_gen_launch_quest : public SpellScript
+{
+    PrepareSpellScript(spell_gen_launch_quest);
+
+    bool Load() override
+    {
+        return GetCaster()->GetTypeId() == TYPEID_UNIT;
+    }
+
+    void FilterTargets(std::list<WorldObject*>& targets)
+    {
+        if (targets.size() > 1)
+            if (Player* player = GetCaster()->ToCreature()->GetLootRecipient())
+                targets.remove_if(GroupMemberCheck(player));
+    }
+
+    void Register() override
+    {
+        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_gen_launch_quest::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENTRY);
+    }
+};
+
 void AddSC_generic_spell_scripts()
 {
     new spell_gen_absorb0_hitlimit1();
@@ -5050,5 +5088,5 @@ void AddSC_generic_spell_scripts()
     RegisterSpellScript(spell_gen_revserse_cast_mirror_image);
     RegisterSpellScript(spell_gen_mirror_image_aura);
     RegisterSpellScript(spell_gen_reverse_cast_ride_vehicle);
-
+    RegisterSpellScript(spell_gen_launch_quest);
 }