BETA: DP-Part for [L6403]

	* Also implementing following skills: 
		* Freezing Core (9057)
		* Black Freezing Core (9058)
	* Also fixing minor NPE in `AdminBuffs` when using !//removereuse without target.

L2J_DataPack_BETA/dist/game/data/scripts/handlers/EffectMasterHandler.java

@@ -138,6 +138,7 @@ public final class EffectMasterHandler
 		Recovery.class,
 		RefuelAirship.class,
 		Relax.class,
+		ResistSkill.class,
 		Restoration.class,
 		RestorationRandom.class,
 		Resurrection.class,

L2J_DataPack_BETA/dist/game/data/scripts/handlers/MasterHandler.java

@@ -225,6 +225,7 @@ import handlers.targethandlers.BehindArea;
 import handlers.targethandlers.BehindAura;
 import handlers.targethandlers.Clan;
 import handlers.targethandlers.ClanMember;
+import handlers.targethandlers.CommandChannel;
 import handlers.targethandlers.CorpseClan;
 import handlers.targethandlers.CorpseMob;
 import handlers.targethandlers.EnemySummon;
@@ -553,6 +554,7 @@ public class MasterHandler
 			BehindAura.class,
 			Clan.class,
 			ClanMember.class,
+			CommandChannel.class,
 			CorpseClan.class,
 			CorpseMob.class,
 			EnemySummon.class,

L2J_DataPack_BETA/dist/game/data/scripts/handlers/admincommandhandlers/AdminBuffs.java

@@ -179,7 +179,7 @@ public class AdminBuffs implements IAdminCommandHandler
 					return false;
 				}
 			}
-			else if (activeChar.getTarget().isPlayer())
+			else if ((activeChar.getTarget() != null) && activeChar.getTarget().isPlayer())
 			{
 				player = activeChar.getTarget().getActingPlayer();
 			}

L2J_DataPack_BETA/dist/game/data/scripts/handlers/effecthandlers/ResistSkill.java

@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2004-2014 L2J DataPack
+ * 
+ * This file is part of L2J DataPack.
+ * 
+ * L2J DataPack is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * L2J DataPack is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package handlers.effecthandlers;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.l2jserver.gameserver.model.StatsSet;
+import com.l2jserver.gameserver.model.actor.L2Character;
+import com.l2jserver.gameserver.model.conditions.Condition;
+import com.l2jserver.gameserver.model.effects.AbstractEffect;
+import com.l2jserver.gameserver.model.effects.L2EffectType;
+import com.l2jserver.gameserver.model.holders.SkillHolder;
+import com.l2jserver.gameserver.model.skills.BuffInfo;
+
+/**
+ * @author UnAfraid
+ */
+public class ResistSkill extends AbstractEffect
+{
+	private final List<SkillHolder> _skills = new ArrayList<>();
+	
+	public ResistSkill(Condition attachCond, Condition applyCond, StatsSet set, StatsSet params)
+	{
+		super(attachCond, applyCond, set, params);
+		if (params != null)
+		{
+			for (int i = 1;; i++)
+			{
+				int skillId = params.getInt("skillId" + i, 0);
+				int skillLvl = params.getInt("skillLvl" + i, 0);
+				if (skillId == 0)
+				{
+					break;
+				}
+				_skills.add(new SkillHolder(skillId, skillLvl));
+			}
+		}
+		if (_skills.isEmpty())
+		{
+			throw new IllegalArgumentException(getClass().getSimpleName() + ": Without parameters!");
+		}
+	}
+	
+	@Override
+	public void onStart(BuffInfo info)
+	{
+		super.onStart(info);
+		final L2Character effected = info.getEffected();
+		for (SkillHolder holder : _skills)
+		{
+			effected.addInvulAgainst(holder);
+			effected.sendDebugMessage("Applying invul against " + holder.getSkill());
+		}
+	}
+	
+	@Override
+	public void onExit(BuffInfo info)
+	{
+		final L2Character effected = info.getEffected();
+		for (SkillHolder holder : _skills)
+		{
+			info.getEffected().removeInvulAgainst(holder);
+			effected.sendDebugMessage("Removing invul against " + holder.getSkill());
+		}
+		super.onExit(info);
+	}
+	
+	@Override
+	public L2EffectType getEffectType()
+	{
+		return L2EffectType.BUFF;
+	}
+}

L2J_DataPack_BETA/dist/game/data/scripts/handlers/targethandlers/CommandChannel.java

@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2004-2014 L2J DataPack
+ * 
+ * This file is part of L2J DataPack.
+ * 
+ * L2J DataPack is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * L2J DataPack is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package handlers.targethandlers;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.l2jserver.gameserver.handler.ITargetTypeHandler;
+import com.l2jserver.gameserver.model.L2Object;
+import com.l2jserver.gameserver.model.L2Party;
+import com.l2jserver.gameserver.model.actor.L2Character;
+import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jserver.gameserver.model.skills.L2Skill;
+import com.l2jserver.gameserver.model.skills.targets.L2TargetType;
+
+/**
+ * @author UnAfraid
+ */
+public class CommandChannel implements ITargetTypeHandler
+{
+	@Override
+	public L2Object[] getTargetList(L2Skill skill, L2Character activeChar, boolean onlyFirst, L2Character target)
+	{
+		final List<L2Character> targetList = new ArrayList<>();
+		final L2PcInstance player = activeChar.getActingPlayer();
+		if (player == null)
+		{
+			return EMPTY_TARGET_LIST;
+		}
+		
+		targetList.add(player);
+		
+		final int radius = skill.getAffectRange();
+		final L2Party party = player.getParty();
+		final boolean hasChannel = (party != null) && party.isInCommandChannel();
+		
+		if (L2Skill.addSummon(activeChar, player, radius, false))
+		{
+			targetList.add(player.getSummon());
+		}
+		
+		// if player in not in party
+		if (party == null)
+		{
+			return targetList.toArray(new L2Character[targetList.size()]);
+		}
+		
+		// Get all visible objects in a spherical area near the L2Character
+		int maxTargets = skill.getAffectLimit();
+		final List<L2PcInstance> members = hasChannel ? party.getCommandChannel().getMembers() : party.getMembers();
+		
+		for (L2PcInstance member : members)
+		{
+			if (activeChar == member)
+			{
+				continue;
+			}
+			
+			if (L2Skill.addCharacter(activeChar, member, radius, false))
+			{
+				targetList.add(member);
+				if (targetList.size() >= maxTargets)
+				{
+					break;
+				}
+			}
+		}
+		
+		return targetList.toArray(new L2Character[targetList.size()]);
+	}
+	
+	@Override
+	public Enum<L2TargetType> getTargetType()
+	{
+		return L2TargetType.COMMAND_CHANNEL;
+	}
+}

L2J_DataPack_BETA/dist/game/data/stats/skills/09000-09099.xml

@@ -883,32 +883,48 @@
 		<set name="abnormalLvl" val="1" />
 		<set name="abnormalTime" val="10" />
 		<set name="abnormalType" val="SKILL_IGNORE" />
+		<set name="abnormalRange" val="2000" />
 		<set name="icon" val="icon.skill1418" />
 		<set name="magicLvl" val="1" />
 		<set name="operateType" val="A2" />
 		<set name="reuseDelay" val="1200000" />
-		<set name="skillType" val="NOTDONE" />
 		<set name="staticReuse" val="true" />
-		<set name="targetType" val="NONE" />
+		<set name="targetType" val="COMMAND_CHANNEL" />
 		<cond msgId="113" addName="1">
 			<player insideZoneId="90578" />
 		</cond>
+		<for>
+			<effect name="ResistSkill">
+				<param skillId1="6662" />
+				<param skillId2="6274" />
+				<param skillId3="6275" />
+			</effect>
+		</for>
 	</skill>
 	<skill id="9058" levels="1" name="Black Freezing Core">
 		<!-- Prevents user from being affected by Freya's Eternal Blizzard. -->
 		<set name="abnormalLvl" val="1" />
 		<set name="abnormalTime" val="10" />
 		<set name="abnormalType" val="SKILL_IGNORE" />
+		<set name="abnormalRange" val="2000" />
+		<set name="itemConsumeId" val="15470" />
+		<set name="itemConsumeCount" val="1" />
 		<set name="icon" val="icon.skill1418" />
 		<set name="magicLvl" val="1" />
 		<set name="operateType" val="A2" />
 		<set name="reuseDelay" val="1200000" />
-		<set name="skillType" val="NOTDONE" />
 		<set name="staticReuse" val="true" />
-		<set name="targetType" val="NONE" />
+		<set name="targetType" val="COMMAND_CHANNEL" />
 		<cond msgId="113" addName="1">
 			<player insideZoneId="90578" />
 		</cond>
+		<for>
+			<effect name="ResistSkill">
+				<param skillId1="6662" />
+				<param skillId2="6274" />
+				<param skillId3="6275" />
+			</effect>
+		</for>
 	</skill>
 	<skill id="9059" levels="1" name="Torch Light">
 		<!-- Confirmed CT2.5 -->