OpenSim.Region.Framework.Scenes.SceneObjectGroup.CreateScriptInstances C# (CSharp) Method

        public void CreateScriptInstances(int startParam, bool postOnRez,
                string engine, int stateSource)
        {
            // Don't start scripts if they're turned off in the region!
            if (!m_scene.RegionInfo.RegionSettings.DisableScripts)
            {
                SceneObjectPart[] parts = m_parts.GetArray();
                for (int i = 0; i < parts.Length; i++)
                    parts[i].Inventory.CreateScriptInstances(startParam, postOnRez, engine, stateSource);
            }
        }

        /// <summary>
        /// Internal method which actually does all the work for attaching an object.
        /// </summary>
        /// <returns>The object attached.</returns>
        /// <param name='sp'></param>
        /// <param name='group'>The object to attach.</param>
        /// <param name='attachmentPt'></param>
        /// <param name='silent'></param>
        /// <param name='addToInventory'>If true then add object to user inventory.</param>
        /// <param name='resumeScripts'>If true then scripts are resumed on the attached object.</param>
        /// <param name='append'>Append to attachment point rather than replace.</param>
        private bool AttachObjectInternal(
            IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool silent, bool addToInventory, bool resumeScripts, bool append)
        {
            if (group.GetSittingAvatarsCount() != 0)
            {
                if (DebugLevel > 0)
                    m_log.WarnFormat(
                        "[ATTACHMENTS MODULE]: Ignoring request to attach {0} {1} to {2} on {3} since {4} avatars are still sitting on it",
                        group.Name, group.LocalId, sp.Name, attachmentPt, group.GetSittingAvatarsCount());

                return false;
            }

            Vector3 attachPos = group.AbsolutePosition;
            // If the attachment point isn't the same as the one previously used
            // set it's offset position = 0 so that it appears on the attachment point
            // and not in a weird location somewhere unknown.
            if (attachmentPt != (uint)AttachmentPoint.Default && attachmentPt != group.AttachmentPoint)
            {
                attachPos = Vector3.Zero;
            }

            // if the attachment point is the same as previous, make sure we get the saved
            // position info.
            if (attachmentPt != 0 && attachmentPt == group.RootPart.Shape.LastAttachPoint)
            {
                attachPos = group.RootPart.AttachedPos;
            }

            // AttachmentPt 0 means the client chose to 'wear' the attachment.
            if (attachmentPt == (uint)AttachmentPoint.Default)
            {
                // Check object for stored attachment point
                attachmentPt = group.AttachmentPoint;
            }

            // if we didn't find an attach point, look for where it was last attached
            if (attachmentPt == 0)
            {
                attachmentPt = (uint)group.RootPart.Shape.LastAttachPoint;
                attachPos = group.RootPart.AttachedPos;
                group.HasGroupChanged = true;
            }

            // if we still didn't find a suitable attachment point.......
            if (attachmentPt == 0)
            {
                // Stick it on left hand with Zero Offset from the attachment point.
                attachmentPt = (uint)AttachmentPoint.LeftHand;
                attachPos = Vector3.Zero;
            }

            group.AttachmentPoint = attachmentPt;
            group.AbsolutePosition = attachPos;

            List<SceneObjectGroup> attachments = sp.GetAttachments(attachmentPt);

            if (attachments.Contains(group))
            {
                if (DebugLevel > 0)
                    m_log.WarnFormat(
                        "[ATTACHMENTS MODULE]: Ignoring request to attach {0} {1} to {2} on {3} since it's already attached",
                        group.Name, group.LocalId, sp.Name, attachmentPt);

                return false;
            }

            // If we already have 5, remove the oldest until only 4 are left. Skip over temp ones
            while (attachments.Count >= 5)
            {
                if (attachments[0].FromItemID != UUID.Zero)
                    DetachSingleAttachmentToInv(sp, attachments[0]);
                attachments.RemoveAt(0);
            }

            // If we're not appending, remove the rest as well
            if (attachments.Count != 0 && !append)
            {
                foreach (SceneObjectGroup g in attachments)
                {
                    if (g.FromItemID != UUID.Zero)
                        DetachSingleAttachmentToInv(sp, g);
                }
            }

            lock (sp.AttachmentsSyncLock)
            {
                if (addToInventory && sp.PresenceType != PresenceType.Npc)
                    UpdateUserInventoryWithAttachment(sp, group, attachmentPt, append);
    
                AttachToAgent(sp, group, attachmentPt, attachPos, silent);

                if (resumeScripts)
                {
                    // Fire after attach, so we don't get messy perms dialogs
                    // 4 == AttachedRez
                    group.CreateScriptInstances(0, true, m_scene.DefaultScriptEngine, 4);
                    group.ResumeScripts();
                }

                // Do this last so that event listeners have access to all the effects of the attachment
                m_scene.EventManager.TriggerOnAttach(group.LocalId, group.FromItemID, sp.UUID);
            }

            return true;
        }