Add support for vanilla JSON metadata syntax (/give, /i, /kit, etc.)

Essentials/src/com/earth2me/essentials/MetaItemStack.java

@@ -8,6 +8,8 @@ import com.earth2me.essentials.utils.FormatUtil;
 import com.earth2me.essentials.utils.NumberUtil;
 import java.util.*;
 import java.util.regex.Pattern;
+
+import com.google.common.base.Joiner;
 import net.ess3.api.IEssentials;
 import org.bukkit.Color;
 import org.bukkit.DyeColor;
@@ -36,7 +38,7 @@ public class MetaItemStack
 		}
 	}
 	private final transient Pattern splitPattern = Pattern.compile("[:+',;.]");
-	private final ItemStack stack;
+	private ItemStack stack;
 	private FireworkEffect.Builder builder = FireworkEffect.builder();
 	private PotionEffectType pEffectType;
 	private PotionEffect pEffect;
@@ -95,7 +97,23 @@ public class MetaItemStack
 
 	public void parseStringMeta(final CommandSource sender, final boolean allowUnsafe, String[] string, int fromArg, final IEssentials ess) throws Exception
 	{
-
+		if (string[fromArg].startsWith("{"))
+		{
+			try
+			{
+				stack = ess.getServer().getUnsafe().modifyItemStack(stack, Joiner.on(' ').join(Arrays.asList(string).subList(fromArg, string.length)));
+			}
+			catch (NoSuchMethodError nsme)
+			{
+				throw new Exception(_("noMetaJson"), nsme);
+			}
+			catch (Throwable throwable)
+			{
+				throw new Exception(throwable.getMessage(), throwable);
+			}
+		}
+		else
+		{
 			for (int i = fromArg; i < string.length; i++)
 			{
 				addStringMeta(sender, allowUnsafe, string[i], ess);
@@ -116,6 +134,7 @@ public class MetaItemStack
 				stack.setItemMeta(fmeta);
 			}
 		}
+	}
 
 	public void addStringMeta(final CommandSource sender, final boolean allowUnsafe, final String string, final IEssentials ess) throws Exception
 	{

Essentials/src/messages.properties

@@ -533,3 +533,4 @@ mayNotJailOffline=\u00a74You may not jail offline players.
 muteExemptOffline=\u00a74You may not mute offline players.
 ignoreExempt=\u00a74You can not ignore that player.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit

Essentials/src/messages_cs.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a7Nemuzes uveznit hrace, kteri nejsou pripojeni.
 muteExemptOffline=\u00a7Nemuzes umlcet hrace, kteri nejsou pripojeni.
 ignoreExempt=\u00a74Nemuzes ignorovat tohoto hrace.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_da.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Du kan ikke s\u00e6tte offline spillere i f\u00e6ngsel.
 muteExemptOffline=\u00a74Du kan ikke g\u00f8re offline spillere tavse.
 ignoreExempt=\u00a74Du kan ikke ignorere den spiller.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_de.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Du darfst abgemeldete Spieler nicht einsperren.
 muteExemptOffline=\u00a74Du darfst abgemeldete Spieler nicht stummschalten.
 ignoreExempt=\u00a74Du kannst diesen Spieler nicht ignorieren.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_en.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74You may not jail offline players.
 muteExemptOffline=\u00a74You may not mute offline players.
 ignoreExempt=\u00a74You may not ignore that player.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_es.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74No puedes encarcelar a jugadores que no est\u00e1n cone
 muteExemptOffline=\u00a74No puedes silenciar a jugadores que no est\u00e1n conectados.
 ignoreExempt=\u00a74No puedes ignorar a este jugador.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_fi.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74You may not jail offline players.
 muteExemptOffline=\u00a74You may not mute offline players.
 ignoreExempt=\u00a74You can not ignore that player.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_fr.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Vous ne pouvez pas emprisonner les joueurs d\u00e9conne
 muteExemptOffline=\u00a74Vous ne pouvez pas rendre muets les joueurs d\u00e9connect\u00e9s.
 ignoreExempt=\u00a74Vous ne pouvez pas ignorer ce joueur.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_hu.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Nem b\u00f6rt\u00f6n\u00f6zhetsz be Offline j\u00e1t\u0
 muteExemptOffline=\u00a74Nem n\u00e9m\u00edthatsz le Offline j\u00e1t\u00e9kost.
 ignoreExempt=\u00a74Nem hagyhatod figyelmen k\u00edv\u0171l ezt a j\u00e1t\u00e9kost.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_it.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Non puoi imprigionare un giocatore che e'' offline.
 muteExemptOffline=\u00a74Non puoi silenziare un giocatore che e'' offline.
 ignoreExempt=\u00a74Non puoi ignorare quel giocatore.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_lt.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Tu negali pasodinti i kalejima neprisijungusiu zaideju.
 muteExemptOffline=\u00a74Tu negali uztildyti neprisijungusiu zaideju.
 ignoreExempt=\u00a74Tu negali ignoruoti sio zaidejo.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_nl.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Je mag geen offline spelers in de gevangenis zetten.
 muteExemptOffline=\u00a74Je mag geen offline players dempen
 ignoreExempt=\u00a74Je kan die speler niet negeren.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_pl.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Nie mozesz wrzucic do wiezienia graczy offline.
 muteExemptOffline=\u00a74Nie mozesz wyciszyc graczy offline.
 ignoreExempt=\u00a74Nie mozesz ignorowac tego gracza.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_pt.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74Voce nao pode prender jogadores desconectados.
 muteExemptOffline=\u00a74Voce nao pode silenciar jogadores desconectados.
 ignoreExempt=\u00a74Voce nao pode ignorar aquele jogador.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_ro.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74You may not jail offline players.
 muteExemptOffline=\u00a74You may not mute offline players.
 ignoreExempt=\u00a74You can not ignore that player.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_ru.properties

@@ -533,3 +533,4 @@ mayNotJailOffline=\u00a74\u0412\u044b \u043d\u0435 \u043c\u043e\u0436\u0435\u044
 muteExemptOffline=\u00a74\u0412\u044b \u043d\u0435 \u043c\u043e\u0436\u0435\u0442\u0435 \u0437\u0430\u0442\u043a\u043d\u0443\u0442\u044c \u0438\u0433\u0440\u043e\u043a\u0430 \u0432 \u043e\u0444\u0444\u043b\u0430\u0439\u043d\u0435.
 ignoreExempt=\u00a74\u0412\u044b \u043d\u0435 \u043c\u043e\u0436\u0435\u0442\u0435 \u0438\u0433\u043d\u043e\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u044d\u0442\u043e\u0433\u043e \u0438\u0433\u0440\u043e\u043a\u0430.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit

Essentials/src/messages_sv.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74DU kan inte f\u00e4ngelse urkopplad-spelare.
 muteExemptOffline=\u00a74DU kan inte st\u00e4nga av urkopplad-spelare.
 ignoreExempt=\u00a74DU kan inte ignorera den spelaren.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_tr.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74You may not jail offline players.
 muteExemptOffline=\u00a74You may not mute offline players.
 ignoreExempt=\u00a74You can not ignore that player.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_zh.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74\u4f60\u53ef\u80fd\u65e0\u6cd5\u76d1\u7981\u5df2\u79bb\
 muteExemptOffline=\u00a74\u4f60\u53ef\u80fd\u65e0\u6cd5\u7981\u8a00\u5df2\u79bb\u7ebf\u73a9\u5bb6.
 ignoreExempt=\u00a74\u4f60\u65e0\u6cd5\u5ffd\u7565\u90a3\u4e2a\u73a9\u5bb6.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_zh_HK.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74You may not jail offline players.
 muteExemptOffline=\u00a74You may not mute offline players.
 ignoreExempt=\u00a74You can not ignore that player.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit
 

Essentials/src/messages_zh_TW.properties

@@ -533,4 +533,5 @@ mayNotJailOffline=\u00a74You may not jail offline players.
 muteExemptOffline=\u00a74You may not mute offline players.
 ignoreExempt=\u00a74You can not ignore that player.
 unsafeTeleportDestination=\u00a74The teleport destination is unsafe and teleport-safety is disabled.
+noMetaJson=JSON Metadata is not supported in this version of Bukkit