C++ item_array_t::size方法代码示例

bool FSExportPermsCheck::canExportAsset(LLUUID asset_id, std::string* name, std::string* description)
{
	bool exportable = false;
	LLViewerInventoryCategory::cat_array_t cats;
	LLViewerInventoryItem::item_array_t items;
	LLAssetIDMatches asset_id_matches(asset_id);
	gInventory.collectDescendentsIf(LLUUID::null,
									cats,
									items,
									LLInventoryModel::INCLUDE_TRASH,
									asset_id_matches);
	
	if (items.size())
	{
		// use the name of the first match
		(*name) = items[0]->getName();
		(*description) = items[0]->getDescription();
		
		for (S32 i = 0; i < items.size(); ++i)
		{
			if (!exportable)
			{
				LLPermissions perms = items[i]->getPermissions();
#ifdef OPENSIM
				if (LLGridManager::getInstance()->isInOpenSim())
				{
					switch (LFSimFeatureHandler::instance().exportPolicy())
					{
						case EXPORT_ALLOWED:
							exportable = (perms.getMaskOwner() & PERM_EXPORT) == PERM_EXPORT;
							break;
						/// TODO: Once enough grids adopt a version supporting exports, get consensus
						/// on whether we should allow full perm exports anymore.
						case EXPORT_UNDEFINED:
							exportable = (perms.getMaskBase() & PERM_ITEM_UNRESTRICTED) == PERM_ITEM_UNRESTRICTED;
							break;
						case EXPORT_DENIED:
						default:
							exportable = perms.getCreator() == gAgentID;
							break;
					}
				}
#endif
				if (LLGridManager::getInstance()->isInSecondLife() && (perms.getCreator() == gAgentID))
				{
					exportable = true;
				}
			}
		}
	}
	
	return exportable;
}

bool is_asset_exportable(const LLUUID& asset_id)
{
	if (asset_id.isNull()) return true; // Don't permission-check null textures
	LLViewerInventoryCategory::cat_array_t cats;
	LLViewerInventoryItem::item_array_t items;
	LLAssetIDMatches asset_id_matches(asset_id);
	gInventory.collectDescendentsIf(LLUUID::null, cats, items, true, asset_id_matches, false);

	for (U32 i = 0; i < items.size(); ++i)
	{
		if (perms_allow_export(items[i]->getPermissions())) return true;
	}
	return false;
}

const LLUUID& LLFloaterLandmark::findItemID(const LLUUID& asset_id, BOOL copyable_only)
{
	LLViewerInventoryCategory::cat_array_t cats;
	LLViewerInventoryItem::item_array_t items;
	LLAssetIDMatches asset_id_matches(asset_id);
	gInventory.collectDescendentsIf(LLUUID::null,
							cats,
							items,
							LLInventoryModel::INCLUDE_TRASH,
							asset_id_matches);

	if (items.size())
	{
		// search for copyable version first
		for (U32 i = 0; i < items.size(); i++)
		{
			LLInventoryItem* itemp = items[i];
			LLPermissions item_permissions = itemp->getPermissions();
			if (item_permissions.allowCopyBy(gAgent.getID(), gAgent.getGroupID()))
			{
				return itemp->getUUID();
			}
		}
		// otherwise just return first instance, unless copyable requested
		if (copyable_only)
		{
			return LLUUID::null;
		}
		else
		{
			return items[0]->getUUID();
		}
	}

	return LLUUID::null;
}

// static
bool LLGiveInventory::handleCopyProtectedCategory(const LLSD& notification, const LLSD& response)
{
	S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
	LLInventoryCategory* cat = NULL;
	bool give_successful = true;
	switch(option)
	{
	case 0:  // "Yes"
		cat = gInventory.getCategory(notification["payload"]["folder_id"].asUUID());
		if(cat)
		{
			give_successful = LLGiveInventory::commitGiveInventoryCategory(notification["payload"]["agent_id"].asUUID(),
														   cat);
			LLViewerInventoryCategory::cat_array_t cats;
			LLViewerInventoryItem::item_array_t items;
			LLUncopyableItems remove;
			gInventory.collectDescendentsIf(cat->getUUID(),
											cats,
											items,
											LLInventoryModel::EXCLUDE_TRASH,
											remove);
			S32 count = items.size();
			for(S32 i = 0; i < count; ++i)
			{
				gInventory.deleteObject(items.at(i)->getUUID());
			}
			gInventory.notifyObservers();

			if (give_successful && notification["payload"]["success_notification"].isDefined())
			{
				LLNotificationsUtil::add(notification["payload"]["success_notification"].asString());
			}
		}
		else
		{
			LLNotificationsUtil::add("CannotGiveCategory");
			give_successful = false;
		}
		break;

	default: // no, cancel, whatever, who cares, not yes.
		LLNotificationsUtil::add("TransactionCancelled");
		give_successful = false;
		break;
	}
	return give_successful;
}

//static
bool LLObjectBackup::validateTexturePerms(const LLUUID& asset_id)
{
	if (LFSimFeatureHandler::instance().exportPolicy() == ep_full_perm)
	{
		// If we are not in Second Life and we don't have export-permission
		// support, don't bother and unconditionally accept the texture export
		// (legacy behaviour).
		return true;
	}

	if (asset_id == LL_TEXTURE_PLYWOOD ||
		asset_id == LL_TEXTURE_BLANK ||
		asset_id == LL_TEXTURE_INVISIBLE ||
		asset_id == LL_TEXTURE_TRANSPARENT ||
		asset_id == LL_TEXTURE_MEDIA)
	{
		// Allow to export a few default SL textures.
		return true;
	}

	LLViewerInventoryCategory::cat_array_t cats;
	LLViewerInventoryItem::item_array_t items;
	LLAssetIDMatches asset_id_matches(asset_id);
	gInventory.collectDescendentsIf(LLUUID::null, cats, items,
							LLInventoryModel::INCLUDE_TRASH,
							asset_id_matches);
	S32 count = items.size();
	if (count > 0)
	{
		for (S32 i = 0; i < count; ++i)
		{
			const LLPermissions item_permissions = items[i]->getPermissions();
			if (validatePerms(&item_permissions))
			{
				return true;
			}
		}
	}

	return false;
}

// static
bool LLGiveInventory::commitGiveInventoryCategory(const LLUUID& to_agent,
													const LLInventoryCategory* cat,
													const LLUUID& im_session_id)

{
	if (!cat)
	{
		return false;
	}
	LL_INFOS() << "LLGiveInventory::commitGiveInventoryCategory() - "
			<< cat->getUUID() << LL_ENDL;

	// Test out how many items are being given.
	LLViewerInventoryCategory::cat_array_t cats;
	LLViewerInventoryItem::item_array_t items;
	LLGiveable giveable;
	gInventory.collectDescendentsIf(cat->getUUID(),
									cats,
									items,
									LLInventoryModel::EXCLUDE_TRASH,
									giveable);

	bool give_successful = true;
	// MAX ITEMS is based on (sizeof(uuid)+2) * count must be <
	// MTUBYTES or 18 * count < 1200 => count < 1200/18 =>
	// 66. I've cut it down a bit from there to give some pad.
 	S32 count = items.size() + cats.size();
 	if(count > MAX_ITEMS)
  	{
		LLNotificationsUtil::add("TooManyItems");
		give_successful = false;
  	}
 	else if(count == 0)
  	{
		LLNotificationsUtil::add("NoItems");
		give_successful = false;
  	}
	else
	{
		std::string name;
		LLAgentUI::buildFullname(name);
		LLUUID transaction_id;
		transaction_id.generate();
		S32 bucket_size = (sizeof(U8) + UUID_BYTES) * (count + 1);
		U8* bucket = new U8[bucket_size];
		U8* pos = bucket;
		U8 type = (U8)cat->getType();
		memcpy(pos, &type, sizeof(U8));		/* Flawfinder: ignore */
		pos += sizeof(U8);
		memcpy(pos, &(cat->getUUID()), UUID_BYTES);		/* Flawfinder: ignore */
		pos += UUID_BYTES;
		S32 i;
		count = cats.size();
		for(i = 0; i < count; ++i)
		{
			memcpy(pos, &type, sizeof(U8));		/* Flawfinder: ignore */
			pos += sizeof(U8);
			memcpy(pos, &(cats.at(i)->getUUID()), UUID_BYTES);		/* Flawfinder: ignore */
			pos += UUID_BYTES;
		}
		count = items.size();
		for(i = 0; i < count; ++i)
		{
			type = (U8)items.at(i)->getType();
			memcpy(pos, &type, sizeof(U8));		/* Flawfinder: ignore */
			pos += sizeof(U8);
			memcpy(pos, &(items.at(i)->getUUID()), UUID_BYTES);		/* Flawfinder: ignore */
			pos += UUID_BYTES;
		}
		pack_instant_message(
			gMessageSystem,
			gAgent.getID(),
			FALSE,
			gAgent.getSessionID(),
			to_agent,
			name,
			cat->getName(),
			IM_ONLINE,
			IM_INVENTORY_OFFERED,
			transaction_id,
			0,
			LLUUID::null,
			gAgent.getPositionAgent(),
			NO_TIMESTAMP,
			bucket,
			bucket_size);
		gAgent.sendReliableMessage();
		delete[] bucket;

		// <edit>
 		if (gSavedSettings.getBOOL("BroadcastViewerEffects"))
		{
 			// </edit>
			// VEFFECT: giveInventoryCategory
			LLHUDEffectSpiral *effectp = (LLHUDEffectSpiral *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_BEAM, TRUE);
			effectp->setSourceObject(gAgentAvatarp);
			effectp->setTargetObject(gObjectList.findObject(to_agent));
			effectp->setDuration(LL_HUD_DUR_SHORT);
			effectp->setColor(LLColor4U(gAgent.getEffectColor()));
//.........这里部分代码省略.........

bool LLGiveInventory::doGiveInventoryCategory(const LLUUID& to_agent,
											  const LLInventoryCategory* cat,
											  const LLUUID& im_session_id,
											  const std::string& notification_name)

{
	if (!cat)
	{
		return false;
	}
	LL_INFOS() << "LLGiveInventory::giveInventoryCategory() - "
		<< cat->getUUID() << LL_ENDL;

	if (!isAgentAvatarValid())
	{
		return false;
	}

	bool give_successful = true;
	// Test out how many items are being given.
	LLViewerInventoryCategory::cat_array_t cats;
	LLViewerInventoryItem::item_array_t items;
	LLGiveable giveable;
	gInventory.collectDescendentsIf(cat->getUUID(),
									cats,
									items,
									LLInventoryModel::EXCLUDE_TRASH,
									giveable);
	S32 count = cats.size();
	bool complete = true;
	for(S32 i = 0; i < count; ++i)
	{
		if(!gInventory.isCategoryComplete(cats.at(i)->getUUID()))
		{
			complete = false;
			break;
		}
	}
	if(!complete)
	{
		LLNotificationsUtil::add("IncompleteInventory");
		give_successful = false;
	}
	count = items.size() + cats.size();
	if(count > MAX_ITEMS)
	{
		LLNotificationsUtil::add("TooManyItems");
		give_successful = false;
	}
	else if(count == 0)
	{
		LLNotificationsUtil::add("NoItems");
		give_successful = false;
	}
	else if (give_successful)
	{
		if(0 == giveable.countNoCopy())
		{
			give_successful = LLGiveInventory::commitGiveInventoryCategory(to_agent, cat, im_session_id);
		}
		else
		{
			LLSD args;
			args["COUNT"] = llformat("%d",giveable.countNoCopy());
			LLSD payload;
			payload["agent_id"] = to_agent;
			payload["folder_id"] = cat->getUUID();
			if (!notification_name.empty())
			{
				payload["success_notification"] = notification_name;
			}
			LLNotificationsUtil::add("CannotCopyCountItems", args, payload, &LLGiveInventory::handleCopyProtectedCategory);
			give_successful = false;
		}
	}

	return give_successful;
}

bool FSExportPermsCheck::canExportNode(LLSelectNode* node, bool dae)
{
	if (!node)
	{
		LL_WARNS("export") << "No node, bailing!" << LL_ENDL;
		return false;
	}
	bool exportable = false;
	
	LLViewerObject* object = node->getObject();
	if (LLGridManager::getInstance()->isInSecondLife())
	{
		LLUUID creator(node->mPermissions->getCreator());
		exportable = (object->permYouOwner() && gAgentID == creator);
		if (!exportable)
		{
			// Megaprim check
			F32 max_object_size = LLWorld::getInstance()->getRegionMaxPrimScale();
			LLVector3 vec = object->getScale();
			if (vec.mV[VX] > max_object_size || vec.mV[VY] > max_object_size || vec.mV[VZ] > max_object_size)
				exportable = (creator == LLUUID("7ffd02d0-12f4-48b4-9640-695708fd4ae4") // Zwagoth Klaar
							  || creator == gAgentID);
		}
	}
#ifdef OPENSIM
	else if (LLGridManager::getInstance()->isInOpenSim())
	{
		switch (LFSimFeatureHandler::instance().exportPolicy())
		{
			case EXPORT_ALLOWED:
			{
				exportable = node->mPermissions->allowExportBy(gAgent.getID());
				break;
			}
			/// TODO: Once enough grids adopt a version supporting exports, get consensus
			/// on whether we should allow full perm exports anymore.
			case EXPORT_UNDEFINED:
			{
				exportable = (object->permYouOwner() && object->permModify() && object->permCopy() && object->permTransfer());
				break;
			}
			case EXPORT_DENIED:
			default:
				exportable = (object->permYouOwner() && gAgentID == node->mPermissions->getCreator());
		}
	}
#endif // OPENSIM
	// We've got perms on the object itself, let's check for sculptmaps and meshes!
	if (exportable)
	{
		LLVOVolume *volobjp = NULL;
		if (object->getPCode() == LL_PCODE_VOLUME)
		{
			volobjp = (LLVOVolume *)object;
		}
		if (volobjp && volobjp->isSculpted())
		{
			const LLSculptParams *sculpt_params = (const LLSculptParams *)object->getParameterEntry(LLNetworkData::PARAMS_SCULPT);
			if (LLGridManager::getInstance()->isInSecondLife())
			{
				if(volobjp->isMesh())
				{
					if (dae)
					{
						LLSD mesh_header = gMeshRepo.getMeshHeader(sculpt_params->getSculptTexture());
						exportable = mesh_header["creator"].asUUID() == gAgentID;
					}
					else
					{
						// can not export mesh to oxp
						LL_INFOS("export") << "Mesh can not be exported to oxp." << LL_ENDL;
						return false;
					}
				}
				else if (sculpt_params)
				{
					LLViewerFetchedTexture* imagep = LLViewerTextureManager::getFetchedTexture(sculpt_params->getSculptTexture());
					if (imagep->mComment.find("a") != imagep->mComment.end())
					{
						exportable = (LLUUID(imagep->mComment["a"]) == gAgentID);
					}
					if (!exportable)
					{
						LLUUID asset_id = sculpt_params->getSculptTexture();
						LLViewerInventoryCategory::cat_array_t cats;
						LLViewerInventoryItem::item_array_t items;
						LLAssetIDMatches asset_id_matches(asset_id);
						gInventory.collectDescendentsIf(LLUUID::null, cats, items,
														LLInventoryModel::INCLUDE_TRASH,
														asset_id_matches);
						
						for (S32 i = 0; i < items.size(); ++i)
						{
							const LLPermissions perms = items[i]->getPermissions();
							exportable = perms.getCreator() == gAgentID;
						}
					}
					if (!exportable)
						LL_INFOS("export") << "Sculpt map has failed permissions check." << LL_ENDL;
				}
//.........这里部分代码省略.........