AssetHelpers.cs

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 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
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 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
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 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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using System.Text;
using OpenMetaverse;
using OpenMetaverse.Assets;
using OpenSim.Framework;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Region.Framework.Scenes.Serialization;
using OpenSim.Services.Interfaces;

namespace OpenSim.Tests.Common
{
    public class AssetHelpers
    {
        public static AssetBase CreateNotecardAsset()
        {
            return CreateNotecardAsset(UUID.Random());
        }

        public static AssetBase CreateNotecardAsset(UUID assetId)
        {
            return CreateNotecardAsset(assetId, "hello");
        }

        public static AssetBase CreateNotecardAsset(UUID assetId, string text)
        {
            return CreateAsset(assetId, AssetType.Notecard, text, UUID.Random());
        }
        
//        /// <summary>
//        /// Create and store a notecard asset with a random uuid and dummy text.
//        /// </summary>
//        /// <param name="creatorId">/param>
//        /// <returns></returns>
//        public static AssetBase CreateNotecardAsset(Scene scene, UUID creatorId)
//        {
//            AssetBase asset = CreateAsset(UUID.Random(), AssetType.Notecard, "hello", creatorId);
//            scene.AssetService.Store(asset);
//            return asset;
//        }

        public static AssetBase CreateAsset(int assetUuidTail, SceneObjectGroup sog)
        {
            return CreateAsset(new UUID(string.Format("00000000-0000-0000-0000-{0:X12}", assetUuidTail)), sog);
        }
                
        public static AssetBase CreateAsset(UUID assetUuid, SceneObjectGroup sog)
        {
            return CreateAsset(
                assetUuid, 
                AssetType.Object, 
                Encoding.ASCII.GetBytes(SceneObjectSerializer.ToOriginalXmlFormat(sog)), 
                sog.OwnerID);
        }
        
        public static AssetBase CreateAsset(int assetUuidTail, CoalescedSceneObjects coa)
        {
            return CreateAsset(new UUID(string.Format("00000000-0000-0000-0000-{0:X12}", assetUuidTail)), coa);
        } 
        
        public static AssetBase CreateAsset(UUID assetUuid, CoalescedSceneObjects coa)
        {
            return CreateAsset(
                assetUuid, 
                AssetType.Object, 
                Encoding.ASCII.GetBytes(CoalescedSceneObjectsSerializer.ToXml(coa)), 
                coa.CreatorId);
        }         
            
        public static AssetBase CreateAsset(UUID assetUuid, AssetType assetType, string text, UUID creatorID)
        {
            AssetNotecard anc = new AssetNotecard();
            anc.BodyText = text;
            anc.Encode();

            return CreateAsset(assetUuid, assetType, anc.AssetData, creatorID);
        }
        
        public static AssetBase CreateAsset(UUID assetUuid, AssetType assetType, byte[] data, UUID creatorID)
        {
            AssetBase asset = new AssetBase(assetUuid, assetUuid.ToString(), (sbyte)assetType, creatorID.ToString());
            asset.Data = data;
            return asset;
        }
        
        public static string ReadAssetAsString(IAssetService assetService, UUID uuid)
        {            
            byte[] assetData = assetService.GetData(uuid.ToString());
            return Encoding.ASCII.GetString(assetData);
        }
    }
}