SPIGOT-3456: Expand calling of ServerCommandEvent

Existing usage preserved by checking sender.

nms-patches/CommandBlockListenerAbstract.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/CommandBlockListenerAbstract.java
 +++ b/net/minecraft/server/CommandBlockListenerAbstract.java
-@@ -4,6 +4,14 @@
+@@ -4,6 +4,15 @@
  import java.util.Date;
  import javax.annotation.Nullable;
  
@@ -10,12 +10,13 @@
 +import com.google.common.base.Joiner;
 +import java.util.logging.Level;
 +import org.bukkit.command.CommandSender;
++import org.bukkit.event.server.ServerCommandEvent;
 +// CraftBukkit end
 +
  public abstract class CommandBlockListenerAbstract implements ICommandListener {
  
      private static final SimpleDateFormat a = new SimpleDateFormat("HH:mm:ss");
-@@ -15,6 +23,7 @@
+@@ -15,6 +24,7 @@
      private String g = "";
      private String h = "@";
      private final CommandObjectiveExecutor i = new CommandObjectiveExecutor();
@@ -23,7 +24,7 @@
  
      public CommandBlockListenerAbstract() {}
  
-@@ -107,7 +116,9 @@
+@@ -107,7 +117,9 @@
                  if (minecraftserver != null && minecraftserver.M() && minecraftserver.getEnableCommandBlock()) {
                      try {
                          this.f = null;
@@ -34,7 +35,7 @@
                      } catch (Throwable throwable) {
                          CrashReport crashreport = CrashReport.a(throwable, "Executing command block");
                          CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Command to be executed");
-@@ -149,6 +160,163 @@
+@@ -149,6 +161,171 @@
          }
      }
  
@@ -58,6 +59,14 @@
 +        if (command.startsWith("/")) {
 +            command = command.substring(1);
 +        }
++
++        ServerCommandEvent event = new ServerCommandEvent(bSender, command);
++        org.bukkit.Bukkit.getPluginManager().callEvent(event);
++        if (event.isCancelled()) {
++            return 0;
++        }
++        command = event.getCommand();
++
 +        String[] args = command.split(" ");
 +        ArrayList<String[]> commands = new ArrayList<String[]>();
 +