PlotSquared/src/main/java/com/intellectualcrafters/plot/util/Permissions.java

package com.intellectualcrafters.plot.util;

import com.intellectualcrafters.plot.config.C;
import com.intellectualcrafters.plot.object.PlotPlayer;
import com.plotsquared.general.commands.CommandCaller;

public class Permissions
{
    public static boolean hasPermission(final PlotPlayer player, final C c)
    {
        return hasPermission(player, c.s());
    }

    public static boolean hasPermission(final PlotPlayer player, final String perm)
    {
        return hasPermission((CommandCaller) player, perm);
    }

    public static boolean hasPermission(final CommandCaller player, String perm)
    {
        if ((player == null) || player.hasPermission(C.PERMISSION_ADMIN.s()) || player.hasPermission(C.PERMISSION_STAR.s())) { return true; }
        if (player.hasPermission(perm)) { return true; }
        perm = perm.toLowerCase().replaceAll("^[^a-z|0-9|\\.|_|-]", "");
        final String[] nodes = perm.split("\\.");
        final StringBuilder n = new StringBuilder();
        for (int i = 0; i < (nodes.length - 1); i++)
        {
            n.append(nodes[i] + ("."));
            if (!perm.equals(n + C.PERMISSION_STAR.s()))
            {
                if (player.hasPermission(n + C.PERMISSION_STAR.s())) { return true; }
            }
        }
        return false;
    }

    public static boolean hasPermission(final PlotPlayer player, final String perm, final boolean notify)
    {
        if (!hasPermission(player, perm))
        {
            if (notify)
            {
                MainUtil.sendMessage(player, C.NO_PERMISSION_EVENT, perm);
            }
            return false;
        }
        return true;
    }

    public static int hasPermissionRange(final PlotPlayer player, final String stub, final int range)
    {
        if ((player == null) || player.hasPermission(C.PERMISSION_ADMIN.s()) || player.hasPermission(C.PERMISSION_STAR.s())) { return Integer.MAX_VALUE; }
        if (player.hasPermission(stub + ".*")) { return Integer.MAX_VALUE; }
        for (int i = range; i > 0; i--)
        {
            if (player.hasPermission(stub + "." + i)) { return i; }
        }
        return 0;
    }
}