5e235d2db1
- Patch some miscellaneous OpenSim related glitches - Add waitForRegionHandshake function - Add a concurrent promise queue - Fix xml writing of Vector3s - Fix asset downloading on grids without HTTP assets - Fix buildObject to properly orientate prims - Wrangled with CreateSelected all day and it turned out to be an OpenSim bug - LinkFrom function for faster linking - Updated LLSD library to fix LLMesh decoding
514 lines
23 KiB
TypeScript
514 lines
23 KiB
TypeScript
import { CommandsBase } from './CommandsBase';
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import { UUID } from '../UUID';
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import * as LLSD from '@caspertech/llsd';
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import { Utils } from '../Utils';
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import { PermissionMask } from '../../enums/PermissionMask';
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import * as zlib from 'zlib';
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import { ZlibOptions } from 'zlib';
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import { Color4 } from '../Color4';
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import { TransferRequestMessage } from '../messages/TransferRequest';
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import { TransferChannelType } from '../../enums/TransferChannelType';
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import { TransferSourceType } from '../../enums/TransferSourceTypes';
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import { TransferInfoMessage } from '../messages/TransferInfo';
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import { Message } from '../../enums/Message';
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import { Packet } from '../Packet';
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import { TransferPacketMessage } from '../messages/TransferPacket';
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import { TransferAbortMessage } from '../messages/TransferAbort';
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import { AssetType } from '../../enums/AssetType';
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import { PacketFlags } from '../../enums/PacketFlags';
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import { TransferStatus } from '../../enums/TransferStatus';
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import { Material } from '../public/Material';
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import { LLMesh } from '../public/LLMesh';
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import { FolderType } from '../../enums/FolderType';
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import { HTTPAssets } from '../../enums/HTTPAssets';
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export class AssetCommands extends CommandsBase
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{
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async downloadAsset(type: HTTPAssets, uuid: UUID | string): Promise<Buffer>
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{
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if (typeof uuid === 'string')
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{
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uuid = new UUID(uuid);
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}
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try
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{
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const result = await this.currentRegion.caps.downloadAsset(uuid, type);
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if (result.toString('UTF-8').trim() === 'Not found!')
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{
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throw new Error('Asset not found');
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}
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else if (result.toString('UTF-8').trim() === 'Incorrect Syntax')
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{
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throw new Error('Invalid Syntax');
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}
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return result;
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}
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catch (error)
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{
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// Fall back to old asset transfer
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const transferParams = Buffer.allocUnsafe(20);
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uuid.writeToBuffer(transferParams, 0);
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transferParams.writeInt32LE(parseInt(type, 10), 16);
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return this.transfer(TransferChannelType.Asset, TransferSourceType.Asset, false, transferParams);
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}
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}
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transfer(channelType: TransferChannelType, sourceType: TransferSourceType, priority: boolean, transferParams: Buffer, outAssetID?: { assetID: UUID }): Promise<Buffer>
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{
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return new Promise<Buffer>((resolve, reject) =>
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{
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const transferID = UUID.random();
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const msg = new TransferRequestMessage();
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msg.TransferInfo = {
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TransferID: transferID,
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ChannelType: channelType,
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SourceType: sourceType,
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Priority: 100.0 + (priority ? 1.0 : 0.0),
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Params: transferParams
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};
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this.circuit.sendMessage(msg, PacketFlags.Reliable);
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let gotInfo = true;
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let expectedSize = 0;
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const packets: { [key: number]: Buffer } = {};
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const subscription = this.circuit.subscribeToMessages([
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Message.TransferInfo,
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Message.TransferAbort,
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Message.TransferPacket
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], (packet: Packet) =>
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{
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try
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{
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switch (packet.message.id)
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{
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case Message.TransferPacket:
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{
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const messg = packet.message as TransferPacketMessage;
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packets[messg.TransferData.Packet] = messg.TransferData.Data;
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switch (messg.TransferData.Status)
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{
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case TransferStatus.Abort:
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subscription.unsubscribe();
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reject(new Error('Transfer Aborted'));
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break;
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case TransferStatus.Error:
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subscription.unsubscribe();
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reject(new Error('Error'));
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break;
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case TransferStatus.Skip:
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console.error('TransferPacket: Skip! not sure what this means');
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break;
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case TransferStatus.InsufficientPermissions:
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subscription.unsubscribe();
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reject(new Error('Insufficient Permissions'));
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break;
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case TransferStatus.NotFound:
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subscription.unsubscribe();
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reject(new Error('Not Found'));
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break;
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}
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break;
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}
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case Message.TransferInfo:
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{
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const messg = packet.message as TransferInfoMessage;
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if (!messg.TransferInfo.TransferID.equals(transferID))
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{
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return;
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}
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const status = messg.TransferInfo.Status as TransferStatus;
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switch (status)
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{
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case TransferStatus.OK:
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expectedSize = messg.TransferInfo.Size;
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gotInfo = true;
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if (outAssetID !== undefined)
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{
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outAssetID.assetID = new UUID(messg.TransferInfo.Params, 80);
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}
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break;
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case TransferStatus.Abort:
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subscription.unsubscribe();
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reject(new Error('Transfer Aborted'));
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break;
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case TransferStatus.Error:
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subscription.unsubscribe();
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reject(new Error('Error'));
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// See if we get anything else
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break;
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case TransferStatus.Skip:
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console.error('TransferInfo: Skip! not sure what this means');
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break;
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case TransferStatus.InsufficientPermissions:
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subscription.unsubscribe();
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reject(new Error('Insufficient Permissions'));
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break;
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case TransferStatus.NotFound:
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subscription.unsubscribe();
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reject(new Error('Not Found'));
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break;
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}
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break;
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}
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case Message.TransferAbort:
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{
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const messg = packet.message as TransferAbortMessage;
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if (!messg.TransferInfo.TransferID.equals(transferID))
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{
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return;
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}
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subscription.unsubscribe();
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reject(new Error('Transfer Aborted'));
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return;
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}
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}
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if (gotInfo)
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{
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let gotSize = 0;
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for (const packetNum of Object.keys(packets))
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{
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const pn: number = parseInt(packetNum, 10);
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gotSize += packets[pn].length;
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}
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if (gotSize >= expectedSize)
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{
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const packetNumbers = Object.keys(packets).sort((a: string, b: string): number =>
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{
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return parseInt(a, 10) - parseInt(b, 10);
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});
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const buffers = [];
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for (const pn of packetNumbers)
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{
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buffers.push(packets[parseInt(pn, 10)]);
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}
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subscription.unsubscribe();
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resolve(Buffer.concat(buffers));
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}
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}
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}
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catch (error)
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{
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subscription.unsubscribe();
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reject(error);
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}
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});
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});
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}
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downloadInventoryAsset(itemID: UUID, ownerID: UUID, type: AssetType, priority: boolean, objectID: UUID = UUID.zero(), assetID: UUID = UUID.zero(), outAssetID?: { assetID: UUID }): Promise<Buffer>
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{
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return new Promise<Buffer>((resolve, reject) =>
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{
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const transferParams = Buffer.allocUnsafe(100);
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let pos = 0;
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this.agent.agentID.writeToBuffer(transferParams, pos);
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pos = pos + 16;
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this.circuit.sessionID.writeToBuffer(transferParams, pos);
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pos = pos + 16;
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ownerID.writeToBuffer(transferParams, pos);
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pos = pos + 16;
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objectID.writeToBuffer(transferParams, pos);
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pos = pos + 16;
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itemID.writeToBuffer(transferParams, pos);
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pos = pos + 16;
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assetID.writeToBuffer(transferParams, pos);
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pos = pos + 16;
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transferParams.writeInt32LE(type, pos);
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this.transfer(TransferChannelType.Asset, TransferSourceType.SimInventoryItem, priority, transferParams, outAssetID).then((result) =>
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{
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resolve(result);
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}).catch((err) =>
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{
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reject(err);
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});
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});
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}
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private getMaterialsLimited(uuidArray: any[], uuids: {[key: string]: Material | null}): Promise<void>
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{
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return new Promise<void>((resolve, reject) =>
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{
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const binary = LLSD.LLSD.formatBinary(uuidArray);
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const options: ZlibOptions = {
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level: 9
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};
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zlib.deflate(Buffer.from(binary.toArray()), options, async (error: Error | null, res: Buffer) =>
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{
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if (error)
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{
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reject(error);
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return;
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}
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const result = await this.currentRegion.caps.capsPostXML('RenderMaterials', {
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'Zipped': new LLSD.LLSD.asBinary(res.toString('base64'))
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});
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const resultZipped = Buffer.from(result['Zipped'].octets);
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zlib.inflate(resultZipped, async (err: Error | null, reslt: Buffer) =>
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{
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if (err)
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{
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reject(error);
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return;
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}
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const binData = new LLSD.Binary(Array.from(reslt), 'BASE64');
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const llsdResult = LLSD.LLSD.parseBinary(binData);
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let obj = [];
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if (llsdResult.result)
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{
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obj = llsdResult.result;
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}
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if (obj.length > 0)
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{
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for (const mat of obj)
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{
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if (mat['ID'])
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{
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const nbuf = Buffer.from(mat['ID'].toArray());
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const nuuid = new UUID(nbuf, 0).toString();
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if (uuids[nuuid] !== undefined)
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{
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if (mat['Material'])
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{
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const material = new Material();
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material.alphaMaskCutoff = mat['Material']['AlphaMaskCutoff'];
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material.diffuseAlphaMode = mat['Material']['DiffuseAlphaMode'];
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material.envIntensity = mat['Material']['EnvIntensity'];
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material.normMap = new UUID(mat['Material']['NormMap'].toString());
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material.normOffsetX = mat['Material']['NormOffsetX'];
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material.normOffsetY = mat['Material']['NormOffsetY'];
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material.normRepeatX = mat['Material']['NormRepeatX'];
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material.normRepeatY = mat['Material']['NormRepeatY'];
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material.normRotation = mat['Material']['NormRotation'];
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material.specColor = new Color4(mat['Material']['SpecColor'][0], mat['Material']['SpecColor'][1], mat['Material']['SpecColor'][2], mat['Material']['SpecColor'][3]);
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material.specExp = mat['Material']['SpecExp'];
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material.specMap = new UUID(mat['Material']['SpecMap'].toString());
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material.specOffsetX = mat['Material']['SpecOffsetX'];
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material.specOffsetY = mat['Material']['SpecOffsetY'];
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material.specRepeatX = mat['Material']['SpecRepeatX'];
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material.specRepeatY = mat['Material']['SpecRepeatY'];
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material.specRotation = mat['Material']['SpecRotation'];
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material.llsd = LLSD.LLSD.formatXML(mat['Material']);
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uuids[nuuid] = material;
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}
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}
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}
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}
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resolve();
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}
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else
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{
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reject(new Error('Material data not found'));
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}
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});
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});
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});
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}
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async getMaterials(uuids: {[key: string]: Material | null}): Promise<void>
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{
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let uuidArray: any[] = [];
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let submittedUUIDS: {[key: string]: Material | null} = {};
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for (const uuid of Object.keys(uuids))
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{
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if (uuidArray.length > 32)
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{
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try
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{
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await this.getMaterialsLimited(uuidArray, submittedUUIDS);
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let resolvedCount = 0;
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let totalCount = 0;
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for (const uu of Object.keys(submittedUUIDS))
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{
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if (submittedUUIDS[uu] !== null)
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{
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resolvedCount++;
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uuids[uu] = submittedUUIDS[uu];
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}
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totalCount++;
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}
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console.log('Resolved ' + resolvedCount + ' of ' + totalCount + ' materials');
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}
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catch (error)
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{
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console.error(error);
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}
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uuidArray = [];
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submittedUUIDS = {};
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}
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if (!submittedUUIDS[uuid])
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{
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submittedUUIDS[uuid] = uuids[uuid];
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uuidArray.push(new LLSD.Binary(Array.from(new UUID(uuid).getBuffer())))
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}
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}
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try
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{
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await this.getMaterialsLimited(uuidArray, submittedUUIDS);
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let resolvedCount = 0;
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let totalCount = 0;
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for (const uu of Object.keys(submittedUUIDS))
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{
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if (submittedUUIDS[uu] !== null)
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{
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resolvedCount++;
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uuids[uu] = submittedUUIDS[uu];
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}
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totalCount++;
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}
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console.log('Resolved ' + resolvedCount + ' of ' + totalCount + ' materials (end)');
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}
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catch (error)
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{
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console.error(error);
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}
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}
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async uploadMesh(name: string, description: string, mesh: Buffer, confirmCostCallback: (cost: number) => boolean): Promise<UUID>
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{
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const decodedMesh = await LLMesh.from(mesh);
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if (!decodedMesh.creatorID.equals(this.agent.agentID) && !decodedMesh.creatorID.equals(UUID.zero()))
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{
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throw new Error('Unable to upload - copyright violation');
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}
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const faces = [];
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const faceCount = decodedMesh.lodLevels['high_lod'].length;
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for (let x = 0; x < faceCount; x++)
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{
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faces.push({
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'diffuse_color': [1.000000000000001, 1.000000000000001, 1.000000000000001, 1.000000000000001],
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'fullbright': false
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});
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}
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const prim = {
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'face_list': faces,
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'position': [0.000000000000001, 0.000000000000001, 0.000000000000001],
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'rotation': [0.000000000000001, 0.000000000000001, 0.000000000000001, 1.000000000000001],
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'scale': [2.000000000000001, 2.000000000000001, 2.000000000000001],
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'material': 3,
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'physics_shape_type': 2,
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'mesh': 0
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};
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const assetResources = {
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'instance_list': [prim],
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'mesh_list': [new LLSD.Binary(Array.from(mesh))],
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'texture_list': [],
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'metric': 'MUT_Unspecified'
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};
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const uploadMap = {
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'name': name,
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'description': description,
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'asset_resources': assetResources,
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'asset_type': 'mesh',
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'inventory_type': 'object',
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'folder_id': new LLSD.UUID(await this.agent.inventory.findFolderForType(FolderType.Object)),
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'texture_folder_id': new LLSD.UUID(await this.agent.inventory.findFolderForType(FolderType.Texture)),
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'everyone_mask': PermissionMask.All,
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'group_mask': PermissionMask.All,
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'next_owner_mask': PermissionMask.All
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};
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const result = await this.currentRegion.caps.capsPostXML('NewFileAgentInventory', uploadMap);
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if (result['state'] === 'upload' && result['upload_price'] !== undefined)
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{
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const cost = result['upload_price'];
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if (await confirmCostCallback(cost))
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{
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const uploader = result['uploader'];
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const uploadResult = await this.currentRegion.caps.capsPerformXMLPost(uploader, assetResources);
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if (uploadResult['new_inventory_item'] && uploadResult['new_asset'])
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{
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const inventoryItem = new UUID(uploadResult['new_inventory_item'].toString());
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const item = await this.agent.inventory.fetchInventoryItem(inventoryItem);
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if (item !== null)
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{
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item.assetID = new UUID(uploadResult['new_asset'].toString());
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}
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return inventoryItem;
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}
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else
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{
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throw new Error('Upload failed - no new inventory item returned');
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}
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}
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throw new Error('Upload cost declined')
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}
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else
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{
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console.log(result);
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console.log(JSON.stringify(result.error));
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throw new Error('Upload failed');
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}
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}
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uploadAsset(type: HTTPAssets, data: Buffer, name: string, description: string): Promise<UUID>
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{
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return new Promise<UUID>((resolve, reject) =>
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{
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if (this.agent && this.agent.inventory && this.agent.inventory.main && this.agent.inventory.main.root)
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{
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this.currentRegion.caps.capsPostXML('NewFileAgentInventory', {
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'folder_id': new LLSD.UUID(this.agent.inventory.main.root.toString()),
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'asset_type': type,
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'inventory_type': Utils.HTTPAssetTypeToInventoryType(type),
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'name': name,
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'description': description,
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'everyone_mask': PermissionMask.All,
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'group_mask': PermissionMask.All,
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'next_owner_mask': PermissionMask.All,
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'expected_upload_cost': 0
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}).then((response: any) =>
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{
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if (response['state'] === 'upload')
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{
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const uploadURL = response['uploader'];
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this.currentRegion.caps.capsRequestUpload(uploadURL, data).then((responseUpload: any) =>
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{
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resolve(new UUID(responseUpload['new_asset'].toString()));
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}).catch((err) =>
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{
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reject(err);
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});
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}
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else if (response['error'])
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{
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reject(response['error']['message']);
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}
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else
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{
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reject('Unable to upload asset');
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}
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}).catch((err) =>
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{
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console.log('Got err');
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console.log(err);
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reject(err);
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})
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}
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else
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{
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if (!this.agent)
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{
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throw(new Error('Missing agent'));
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}
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else if (!this.agent.inventory)
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{
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throw(new Error('Missing agent inventory'));
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}
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else if (!this.agent.inventory.main)
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{
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throw new Error('Missing agent inventory main skeleton');
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}
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else if (!this.agent.inventory.main.root)
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{
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throw new Error('Missing agent inventory main skeleton root');
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}
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}
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});
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}
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}
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