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Java wrapper for the popular chat & VOIP service: Discord https://discord.com
/*
* Copyright 2015 Austin Keener, Michael Ritter, Florian Spieß, and the JDA contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.dv8tion.jda.internal.requests.restaction;
import net.dv8tion.jda.api.JDA;
import net.dv8tion.jda.api.Permission;
import net.dv8tion.jda.api.entities.IPermissionHolder;
import net.dv8tion.jda.api.entities.Member;
import net.dv8tion.jda.api.entities.PermissionOverride;
import net.dv8tion.jda.api.entities.Role;
import net.dv8tion.jda.api.entities.channel.middleman.GuildChannel;
import net.dv8tion.jda.api.exceptions.InsufficientPermissionException;
import net.dv8tion.jda.api.requests.Request;
import net.dv8tion.jda.api.requests.Response;
import net.dv8tion.jda.api.requests.Route;
import net.dv8tion.jda.api.requests.restaction.PermissionOverrideAction;
import net.dv8tion.jda.api.utils.data.DataObject;
import net.dv8tion.jda.internal.entities.PermissionOverrideImpl;
import net.dv8tion.jda.internal.entities.channel.mixin.attribute.IPermissionContainerMixin;
import net.dv8tion.jda.internal.utils.Checks;
import net.dv8tion.jda.internal.utils.PermissionUtil;
import okhttp3.RequestBody;
import javax.annotation.CheckReturnValue;
import javax.annotation.Nonnull;
import java.util.EnumSet;
import java.util.concurrent.TimeUnit;
import java.util.function.BooleanSupplier;
public class PermissionOverrideActionImpl
extends AuditableRestActionImpl
implements PermissionOverrideAction
{
private boolean isOverride = true;
private boolean allowSet = false;
private boolean denySet = false;
private long allow = 0;
private long deny = 0;
private final IPermissionContainerMixin channel;
private final IPermissionHolder permissionHolder;
private final boolean isRole;
private final long id;
public PermissionOverrideActionImpl(PermissionOverride override)
{
super(override.getJDA(), Route.Channels.MODIFY_PERM_OVERRIDE.compile(override.getChannel().getId(), override.getId()));
this.channel = (IPermissionContainerMixin) override.getChannel();
this.permissionHolder = override.getPermissionHolder();
this.isRole = override.isRoleOverride();
this.id = override.getIdLong();
}
public PermissionOverrideActionImpl(JDA api, GuildChannel channel, IPermissionHolder permissionHolder)
{
super(api, Route.Channels.CREATE_PERM_OVERRIDE.compile(channel.getId(), permissionHolder.getId()));
this.channel = (IPermissionContainerMixin) channel;
this.permissionHolder = permissionHolder;
this.isRole = permissionHolder instanceof Role;
this.id = permissionHolder.getIdLong();
}
// Whether to keep original value of the current override or not - by default we override the value
public PermissionOverrideActionImpl setOverride(boolean override)
{
isOverride = override;
return this;
}
@Override
protected BooleanSupplier finalizeChecks()
{
return () -> {
Member selfMember = getGuild().getSelfMember();
Checks.checkAccess(selfMember, channel);
if (!selfMember.hasPermission(channel, Permission.MANAGE_PERMISSIONS))
throw new InsufficientPermissionException(channel, Permission.MANAGE_PERMISSIONS);
return true;
};
}
@Nonnull
@Override
public PermissionOverrideActionImpl setCheck(BooleanSupplier checks)
{
return (PermissionOverrideActionImpl) super.setCheck(checks);
}
@Nonnull
@Override
public PermissionOverrideActionImpl timeout(long timeout, @Nonnull TimeUnit unit)
{
return (PermissionOverrideActionImpl) super.timeout(timeout, unit);
}
@Nonnull
@Override
public PermissionOverrideActionImpl deadline(long timestamp)
{
return (PermissionOverrideActionImpl) super.deadline(timestamp);
}
@Nonnull
@Override
public PermissionOverrideAction resetAllow()
{
allow = getOriginalAllow();
allowSet = false;
return this;
}
@Nonnull
@Override
public PermissionOverrideAction resetDeny()
{
deny = getOriginalDeny();
denySet = false;
return this;
}
@Nonnull
@Override
public GuildChannel getChannel()
{
return channel;
}
@Override
public Role getRole()
{
return isRole() ? (Role) permissionHolder : null;
}
@Override
public Member getMember()
{
return isMember() ? (Member) permissionHolder : null;
}
@Override
public long getAllowed()
{
return getCurrentAllow();
}
@Override
public long getDenied()
{
return getCurrentDeny();
}
@Override
public long getInherited()
{
return ~getAllowed() & ~getDenied();
}
@Override
public boolean isMember()
{
return !isRole;
}
@Override
public boolean isRole()
{
return isRole;
}
@Nonnull
@Override
@CheckReturnValue
public PermissionOverrideActionImpl setAllowed(long allowBits)
{
checkPermissions(getOriginalAllow() ^ allowBits);
this.allow = allowBits;
this.deny = getCurrentDeny() & ~allowBits;
allowSet = denySet = true;
return this;
}
@Nonnull
@Override
public PermissionOverrideAction grant(long allowBits)
{
return setAllowed(getCurrentAllow() | allowBits);
}
@Nonnull
@Override
@CheckReturnValue
public PermissionOverrideActionImpl setDenied(long denyBits)
{
checkPermissions(getOriginalDeny() ^ denyBits);
this.deny = denyBits;
this.allow = getCurrentAllow() & ~denyBits;
allowSet = denySet = true;
return this;
}
@Nonnull
@Override
public PermissionOverrideAction deny(long denyBits)
{
return setDenied(getCurrentDeny() | denyBits);
}
@Nonnull
@Override
public PermissionOverrideAction clear(long inheritedBits)
{
return setAllowed(getCurrentAllow() & ~inheritedBits).setDenied(getCurrentDeny() & ~inheritedBits);
}
protected void checkPermissions(long changed)
{
Member selfMember = getGuild().getSelfMember();
if (changed != 0 && !selfMember.hasPermission(Permission.ADMINISTRATOR))
{
long channelPermissions = PermissionUtil.getExplicitPermission(channel, selfMember, false);
if ((channelPermissions & Permission.MANAGE_PERMISSIONS.getRawValue()) == 0)
{
// This implies we can only set permissions the bot also has in the channel
long botPerms = PermissionUtil.getEffectivePermission(channel, selfMember);
EnumSet missing = Permission.getPermissions(changed & ~botPerms);
if (!missing.isEmpty())
throw new InsufficientPermissionException(channel, Permission.MANAGE_PERMISSIONS, "You must have Permission.MANAGE_PERMISSIONS on the channel explicitly in order to set permissions you don't already have!");
}
}
}
@Nonnull
@Override
@CheckReturnValue
public PermissionOverrideActionImpl setPermissions(long allowBits, long denyBits)
{
return setAllowed(allowBits).setDenied(denyBits);
}
private long getCurrentAllow()
{
if (allowSet)
return allow;
return isOverride ? 0 : getOriginalAllow();
}
private long getCurrentDeny()
{
if (denySet)
return deny;
return isOverride ? 0 : getOriginalDeny();
}
private long getOriginalDeny()
{
PermissionOverride override = channel.getPermissionOverrideMap().get(id);
return override == null ? 0 : override.getDeniedRaw();
}
private long getOriginalAllow()
{
PermissionOverride override = channel.getPermissionOverrideMap().get(id);
return override == null ? 0 : override.getAllowedRaw();
}
@Override
protected RequestBody finalizeData()
{
DataObject object = DataObject.empty();
object.put("type", isRole() ? 0 : 1);
object.put("allow", getCurrentAllow());
object.put("deny", getCurrentDeny());
reset();
return getRequestBody(object);
}
@Override
protected void handleSuccess(Response response, Request request)
{
DataObject object = (DataObject) request.getRawBody();
PermissionOverrideImpl override = new PermissionOverrideImpl(channel, id, isRole());
override.setAllow(object.getLong("allow"));
override.setDeny(object.getLong("deny"));
//((AbstractChannelImpl) channel).getOverrideMap().put(id, override); This is added by the event later
request.onSuccess(override);
}
}