git.delta.rocks / unique-network / refs/commits / 0a85bcfdec34

1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617//! This module contains the implementation of pallet methods for evm.1819use evm_coder::{20	solidity_interface, solidity, ToLog,21	types::*,22	execution::{Result, Error},23	weight,24};25pub use pallet_evm::{PrecompileOutput, PrecompileResult, PrecompileHandle, account::CrossAccountId};26use pallet_evm_coder_substrate::dispatch_to_evm;27use sp_std::vec::Vec;28use up_data_structs::{29	AccessMode, CollectionMode, CollectionPermissions, OwnerRestrictedSet, Property,30	SponsoringRateLimit, SponsorshipState,31};32use alloc::format;3334use crate::{35	Pallet, CollectionHandle, Config, CollectionProperties, SelfWeightOf,36	eth::{37		convert_cross_account_to_uint256, convert_uint256_to_cross_account,38		convert_cross_account_to_tuple,39	},40	weights::WeightInfo,41};4243/// Events for ethereum collection helper.44#[derive(ToLog)]45pub enum CollectionHelpersEvents {46	/// The collection has been created.47	CollectionCreated {48		/// Collection owner.49		#[indexed]50		owner: address,5152		/// Collection ID.53		#[indexed]54		collection_id: address,55	},56}5758/// Does not always represent a full collection, for RFT it is either59/// collection (Implementing ERC721), or specific collection token (Implementing ERC20).60pub trait CommonEvmHandler {61	const CODE: &'static [u8];6263	/// Call precompiled handle.64	fn call(self, handle: &mut impl PrecompileHandle) -> Option<PrecompileResult>;65}6667/// @title A contract that allows you to work with collections.68#[solidity_interface(name = Collection)]69impl<T: Config> CollectionHandle<T>70where71	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,72{73	/// Set collection property.74	///75	/// @param key Property key.76	/// @param value Propery value.77	#[weight(<SelfWeightOf<T>>::set_collection_properties(1))]78	fn set_collection_property(79		&mut self,80		caller: caller,81		key: string,82		value: bytes,83	) -> Result<void> {84		let caller = T::CrossAccountId::from_eth(caller);85		let key = <Vec<u8>>::from(key)86			.try_into()87			.map_err(|_| "key too large")?;88		let value = value.try_into().map_err(|_| "value too large")?;8990		<Pallet<T>>::set_collection_property(self, &caller, Property { key, value })91			.map_err(dispatch_to_evm::<T>)92	}9394	/// Delete collection property.95	///96	/// @param key Property key.97	#[weight(<SelfWeightOf<T>>::delete_collection_properties(1))]98	fn delete_collection_property(&mut self, caller: caller, key: string) -> Result<()> {99		self.consume_store_reads_and_writes(1, 1)?;100101		let caller = T::CrossAccountId::from_eth(caller);102		let key = <Vec<u8>>::from(key)103			.try_into()104			.map_err(|_| "key too large")?;105106		<Pallet<T>>::delete_collection_property(self, &caller, key).map_err(dispatch_to_evm::<T>)107	}108109	/// Get collection property.110	///111	/// @dev Throws error if key not found.112	///113	/// @param key Property key.114	/// @return bytes The property corresponding to the key.115	fn collection_property(&self, key: string) -> Result<bytes> {116		let key = <Vec<u8>>::from(key)117			.try_into()118			.map_err(|_| "key too large")?;119120		let props = <CollectionProperties<T>>::get(self.id);121		let prop = props.get(&key).ok_or("key not found")?;122123		Ok(prop.to_vec())124	}125126	/// Set the sponsor of the collection.127	///128	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.129	///130	/// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.131	fn set_collection_sponsor(&mut self, caller: caller, sponsor: address) -> Result<void> {132		self.consume_store_reads_and_writes(1, 1)?;133134		check_is_owner_or_admin(caller, self)?;135136		let sponsor = T::CrossAccountId::from_eth(sponsor);137		self.set_sponsor(sponsor.as_sub().clone())138			.map_err(dispatch_to_evm::<T>)?;139		save(self)140	}141142	/// Set the substrate sponsor of the collection.143	///144	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.145	///146	/// @param sponsor Substrate address of the sponsor from whose account funds will be debited for operations with the contract.147	fn set_collection_sponsor_substrate(148		&mut self,149		caller: caller,150		sponsor: uint256,151	) -> Result<void> {152		self.consume_store_reads_and_writes(1, 1)?;153154		check_is_owner_or_admin(caller, self)?;155156		let sponsor = convert_uint256_to_cross_account::<T>(sponsor);157		self.set_sponsor(sponsor.as_sub().clone())158			.map_err(dispatch_to_evm::<T>)?;159		save(self)160	}161162	/// Whether there is a pending sponsor.163	fn has_collection_pending_sponsor(&self) -> Result<bool> {164		Ok(matches!(165			self.collection.sponsorship,166			SponsorshipState::Unconfirmed(_)167		))168	}169170	/// Collection sponsorship confirmation.171	///172	/// @dev After setting the sponsor for the collection, it must be confirmed with this function.173	fn confirm_collection_sponsorship(&mut self, caller: caller) -> Result<void> {174		self.consume_store_writes(1)?;175176		let caller = T::CrossAccountId::from_eth(caller);177		if !self178			.confirm_sponsorship(caller.as_sub())179			.map_err(dispatch_to_evm::<T>)?180		{181			return Err("caller is not set as sponsor".into());182		}183		save(self)184	}185186	/// Remove collection sponsor.187	fn remove_collection_sponsor(&mut self, caller: caller) -> Result<void> {188		self.consume_store_reads_and_writes(1, 1)?;189		check_is_owner_or_admin(caller, self)?;190		self.remove_sponsor().map_err(dispatch_to_evm::<T>)?;191		save(self)192	}193194	/// Get current sponsor.195	///196	/// @return Tuble with sponsor address and his substrate mirror. If there is no confirmed sponsor error "Contract has no sponsor" throw.197	fn get_collection_sponsor(&self) -> Result<(address, uint256)> {198		let sponsor = match self.collection.sponsorship.sponsor() {199			Some(sponsor) => sponsor,200			None => return Ok(Default::default()),201		};202		let sponsor = T::CrossAccountId::from_sub(sponsor.clone());203		let result: (address, uint256) = if sponsor.is_canonical_substrate() {204			let sponsor = convert_cross_account_to_uint256::<T>(&sponsor);205			(Default::default(), sponsor)206		} else {207			let sponsor = *sponsor.as_eth();208			(sponsor, Default::default())209		};210		Ok(result)211	}212213	/// Set limits for the collection.214	/// @dev Throws error if limit not found.215	/// @param limit Name of the limit. Valid names:216	/// 	"accountTokenOwnershipLimit",217	/// 	"sponsoredDataSize",218	/// 	"sponsoredDataRateLimit",219	/// 	"tokenLimit",220	/// 	"sponsorTransferTimeout",221	/// 	"sponsorApproveTimeout"222	/// @param value Value of the limit.223	#[solidity(rename_selector = "setCollectionLimit")]224	fn set_int_limit(&mut self, caller: caller, limit: string, value: uint32) -> Result<void> {225		self.consume_store_reads_and_writes(1, 1)?;226227		check_is_owner_or_admin(caller, self)?;228		let mut limits = self.limits.clone();229230		match limit.as_str() {231			"accountTokenOwnershipLimit" => {232				limits.account_token_ownership_limit = Some(value);233			}234			"sponsoredDataSize" => {235				limits.sponsored_data_size = Some(value);236			}237			"sponsoredDataRateLimit" => {238				limits.sponsored_data_rate_limit = Some(SponsoringRateLimit::Blocks(value));239			}240			"tokenLimit" => {241				limits.token_limit = Some(value);242			}243			"sponsorTransferTimeout" => {244				limits.sponsor_transfer_timeout = Some(value);245			}246			"sponsorApproveTimeout" => {247				limits.sponsor_approve_timeout = Some(value);248			}249			_ => {250				return Err(Error::Revert(format!(251					"unknown integer limit \"{}\"",252					limit253				)))254			}255		}256		self.limits = <Pallet<T>>::clamp_limits(self.mode.clone(), &self.limits, limits)257			.map_err(dispatch_to_evm::<T>)?;258		save(self)259	}260261	/// Set limits for the collection.262	/// @dev Throws error if limit not found.263	/// @param limit Name of the limit. Valid names:264	/// 	"ownerCanTransfer",265	/// 	"ownerCanDestroy",266	/// 	"transfersEnabled"267	/// @param value Value of the limit.268	#[solidity(rename_selector = "setCollectionLimit")]269	fn set_bool_limit(&mut self, caller: caller, limit: string, value: bool) -> Result<void> {270		self.consume_store_reads_and_writes(1, 1)?;271272		check_is_owner_or_admin(caller, self)?;273		let mut limits = self.limits.clone();274275		match limit.as_str() {276			"ownerCanTransfer" => {277				limits.owner_can_transfer = Some(value);278			}279			"ownerCanDestroy" => {280				limits.owner_can_destroy = Some(value);281			}282			"transfersEnabled" => {283				limits.transfers_enabled = Some(value);284			}285			_ => {286				return Err(Error::Revert(format!(287					"unknown boolean limit \"{}\"",288					limit289				)))290			}291		}292		self.limits = <Pallet<T>>::clamp_limits(self.mode.clone(), &self.limits, limits)293			.map_err(dispatch_to_evm::<T>)?;294		save(self)295	}296297	/// Get contract address.298	fn contract_address(&self) -> Result<address> {299		Ok(crate::eth::collection_id_to_address(self.id))300	}301302	/// Add collection admin by substrate address.303	/// @param newAdmin Substrate administrator address.304	fn add_collection_admin_substrate(305		&mut self,306		caller: caller,307		new_admin: uint256,308	) -> Result<void> {309		self.consume_store_writes(2)?;310311		let caller = T::CrossAccountId::from_eth(caller);312		let new_admin = convert_uint256_to_cross_account::<T>(new_admin);313		<Pallet<T>>::toggle_admin(self, &caller, &new_admin, true).map_err(dispatch_to_evm::<T>)?;314		Ok(())315	}316317	/// Remove collection admin by substrate address.318	/// @param admin Substrate administrator address.319	fn remove_collection_admin_substrate(320		&mut self,321		caller: caller,322		admin: uint256,323	) -> Result<void> {324		self.consume_store_writes(2)?;325326		let caller = T::CrossAccountId::from_eth(caller);327		let admin = convert_uint256_to_cross_account::<T>(admin);328		<Pallet<T>>::toggle_admin(self, &caller, &admin, false).map_err(dispatch_to_evm::<T>)?;329		Ok(())330	}331332	/// Add collection admin.333	/// @param newAdmin Address of the added administrator.334	fn add_collection_admin(&mut self, caller: caller, new_admin: address) -> Result<void> {335		self.consume_store_writes(2)?;336337		let caller = T::CrossAccountId::from_eth(caller);338		let new_admin = T::CrossAccountId::from_eth(new_admin);339		<Pallet<T>>::toggle_admin(self, &caller, &new_admin, true).map_err(dispatch_to_evm::<T>)?;340		Ok(())341	}342343	/// Remove collection admin.344	///345	/// @param admin Address of the removed administrator.346	fn remove_collection_admin(&mut self, caller: caller, admin: address) -> Result<void> {347		self.consume_store_writes(2)?;348349		let caller = T::CrossAccountId::from_eth(caller);350		let admin = T::CrossAccountId::from_eth(admin);351		<Pallet<T>>::toggle_admin(self, &caller, &admin, false).map_err(dispatch_to_evm::<T>)?;352		Ok(())353	}354355	/// Toggle accessibility of collection nesting.356	///357	/// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'358	#[solidity(rename_selector = "setCollectionNesting")]359	fn set_nesting_bool(&mut self, caller: caller, enable: bool) -> Result<void> {360		self.consume_store_reads_and_writes(1, 1)?;361362		check_is_owner_or_admin(caller, self)?;363364		let mut permissions = self.collection.permissions.clone();365		let mut nesting = permissions.nesting().clone();366		nesting.token_owner = enable;367		nesting.restricted = None;368		permissions.nesting = Some(nesting);369370		self.collection.permissions = <Pallet<T>>::clamp_permissions(371			self.collection.mode.clone(),372			&self.collection.permissions,373			permissions,374		)375		.map_err(dispatch_to_evm::<T>)?;376377		save(self)378	}379380	/// Toggle accessibility of collection nesting.381	///382	/// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'383	/// @param collections Addresses of collections that will be available for nesting.384	#[solidity(rename_selector = "setCollectionNesting")]385	fn set_nesting(386		&mut self,387		caller: caller,388		enable: bool,389		collections: Vec<address>,390	) -> Result<void> {391		self.consume_store_reads_and_writes(1, 1)?;392393		if collections.is_empty() {394			return Err("no addresses provided".into());395		}396		check_is_owner_or_admin(caller, self)?;397398		let mut permissions = self.collection.permissions.clone();399		match enable {400			false => {401				let mut nesting = permissions.nesting().clone();402				nesting.token_owner = false;403				nesting.restricted = None;404				permissions.nesting = Some(nesting);405			}406			true => {407				let mut bv = OwnerRestrictedSet::new();408				for i in collections {409					bv.try_insert(crate::eth::map_eth_to_id(&i).ok_or(Error::Revert(410						"Can't convert address into collection id".into(),411					))?)412					.map_err(|_| "too many collections")?;413				}414				let mut nesting = permissions.nesting().clone();415				nesting.token_owner = true;416				nesting.restricted = Some(bv);417				permissions.nesting = Some(nesting);418			}419		};420421		self.collection.permissions = <Pallet<T>>::clamp_permissions(422			self.collection.mode.clone(),423			&self.collection.permissions,424			permissions,425		)426		.map_err(dispatch_to_evm::<T>)?;427428		save(self)429	}430431	/// Set the collection access method.432	/// @param mode Access mode433	/// 	0 for Normal434	/// 	1 for AllowList435	fn set_collection_access(&mut self, caller: caller, mode: uint8) -> Result<void> {436		self.consume_store_reads_and_writes(1, 1)?;437438		check_is_owner_or_admin(caller, self)?;439		let permissions = CollectionPermissions {440			access: Some(match mode {441				0 => AccessMode::Normal,442				1 => AccessMode::AllowList,443				_ => return Err("not supported access mode".into()),444			}),445			..Default::default()446		};447		self.collection.permissions = <Pallet<T>>::clamp_permissions(448			self.collection.mode.clone(),449			&self.collection.permissions,450			permissions,451		)452		.map_err(dispatch_to_evm::<T>)?;453454		save(self)455	}456457	/// Checks that user allowed to operate with collection.458	///459	/// @param user User address to check.460	fn allowed(&self, user: address) -> Result<bool> {461		Ok(Pallet::<T>::allowed(462			self.id,463			T::CrossAccountId::from_eth(user),464		))465	}466467	/// Add the user to the allowed list.468	///469	/// @param user Address of a trusted user.470	fn add_to_collection_allow_list(&mut self, caller: caller, user: address) -> Result<void> {471		self.consume_store_writes(1)?;472473		let caller = T::CrossAccountId::from_eth(caller);474		let user = T::CrossAccountId::from_eth(user);475		<Pallet<T>>::toggle_allowlist(self, &caller, &user, true).map_err(dispatch_to_evm::<T>)?;476		Ok(())477	}478479	/// Add substrate user to allowed list.480	///481	/// @param user User substrate address.482	fn add_to_collection_allow_list_substrate(483		&mut self,484		caller: caller,485		user: uint256,486	) -> Result<void> {487		self.consume_store_writes(1)?;488489		let caller = T::CrossAccountId::from_eth(caller);490		let user = convert_uint256_to_cross_account::<T>(user);491		Pallet::<T>::toggle_allowlist(self, &caller, &user, true).map_err(dispatch_to_evm::<T>)?;492		Ok(())493	}494495	/// Remove the user from the allowed list.496	///497	/// @param user Address of a removed user.498	fn remove_from_collection_allow_list(&mut self, caller: caller, user: address) -> Result<void> {499		self.consume_store_writes(1)?;500501		let caller = T::CrossAccountId::from_eth(caller);502		let user = T::CrossAccountId::from_eth(user);503		<Pallet<T>>::toggle_allowlist(self, &caller, &user, false).map_err(dispatch_to_evm::<T>)?;504		Ok(())505	}506507	/// Remove substrate user from allowed list.508	///509	/// @param user User substrate address.510	fn remove_from_collection_allow_list_substrate(511		&mut self,512		caller: caller,513		user: uint256,514	) -> Result<void> {515		self.consume_store_writes(1)?;516517		let caller = T::CrossAccountId::from_eth(caller);518		let user = convert_uint256_to_cross_account::<T>(user);519		Pallet::<T>::toggle_allowlist(self, &caller, &user, false).map_err(dispatch_to_evm::<T>)?;520		Ok(())521	}522523	/// Switch permission for minting.524	///525	/// @param mode Enable if "true".526	fn set_collection_mint_mode(&mut self, caller: caller, mode: bool) -> Result<void> {527		self.consume_store_reads_and_writes(1, 1)?;528529		check_is_owner_or_admin(caller, self)?;530		let permissions = CollectionPermissions {531			mint_mode: Some(mode),532			..Default::default()533		};534		self.collection.permissions = <Pallet<T>>::clamp_permissions(535			self.collection.mode.clone(),536			&self.collection.permissions,537			permissions,538		)539		.map_err(dispatch_to_evm::<T>)?;540541		save(self)542	}543544	/// Check that account is the owner or admin of the collection545	///546	/// @param user account to verify547	/// @return "true" if account is the owner or admin548	#[solidity(rename_selector = "isOwnerOrAdmin")]549	fn is_owner_or_admin_eth(&self, user: address) -> Result<bool> {550		let user = T::CrossAccountId::from_eth(user);551		Ok(self.is_owner_or_admin(&user))552	}553554	/// Check that substrate account is the owner or admin of the collection555	///556	/// @param user account to verify557	/// @return "true" if account is the owner or admin558	fn is_owner_or_admin_substrate(&self, user: uint256) -> Result<bool> {559		let user = convert_uint256_to_cross_account::<T>(user);560		Ok(self.is_owner_or_admin(&user))561	}562563	/// Returns collection type564	///565	/// @return `Fungible` or `NFT` or `ReFungible`566	fn unique_collection_type(&self) -> Result<string> {567		let mode = match self.collection.mode {568			CollectionMode::Fungible(_) => "Fungible",569			CollectionMode::NFT => "NFT",570			CollectionMode::ReFungible => "ReFungible",571		};572		Ok(mode.into())573	}574575	/// Get collection owner.576	///577	/// @return Tuble with sponsor address and his substrate mirror.578	/// If address is canonical then substrate mirror is zero and vice versa.579	fn collection_owner(&self) -> Result<(address, uint256)> {580		Ok(convert_cross_account_to_tuple::<T>(581			&T::CrossAccountId::from_sub(self.owner.clone()),582		))583	}584585	/// Changes collection owner to another account586	///587	/// @dev Owner can be changed only by current owner588	/// @param newOwner new owner account589	fn set_owner(&mut self, caller: caller, new_owner: address) -> Result<void> {590		self.consume_store_writes(1)?;591592		let caller = T::CrossAccountId::from_eth(caller);593		let new_owner = T::CrossAccountId::from_eth(new_owner);594		self.set_owner_internal(caller, new_owner)595			.map_err(dispatch_to_evm::<T>)596	}597598	/// Changes collection owner to another substrate account599	///600	/// @dev Owner can be changed only by current owner601	/// @param newOwner new owner substrate account602	fn set_owner_substrate(&mut self, caller: caller, new_owner: uint256) -> Result<void> {603		self.consume_store_writes(1)?;604605		let caller = T::CrossAccountId::from_eth(caller);606		let new_owner = convert_uint256_to_cross_account::<T>(new_owner);607		self.set_owner_internal(caller, new_owner)608			.map_err(dispatch_to_evm::<T>)609	}610611	// TODO: need implement AbiWriter for &Vec<T>612	// fn collection_admins(&self) -> Result<Vec<(address, uint256)>> {613	// 	let result = pallet_common::IsAdmin::<T>::iter_prefix((self.id,))614	// 		.map(|(admin, _)| pallet_common::eth::convert_cross_account_to_tuple::<T>(&admin))615	// 		.collect();616	// 	Ok(result)617	// }618}619620/// ### Note621/// Do not forget to add: `self.consume_store_reads(1)?;`622fn check_is_owner_or_admin<T: Config>(623	caller: caller,624	collection: &CollectionHandle<T>,625) -> Result<T::CrossAccountId> {626	let caller = T::CrossAccountId::from_eth(caller);627	collection628		.check_is_owner_or_admin(&caller)629		.map_err(dispatch_to_evm::<T>)?;630	Ok(caller)631}632633/// ### Note634/// Do not forget to add: `self.consume_store_writes(1)?;`635fn save<T: Config>(collection: &CollectionHandle<T>) -> Result<void> {636	collection637		.check_is_internal()638		.map_err(dispatch_to_evm::<T>)?;639	collection.save().map_err(dispatch_to_evm::<T>)?;640	Ok(())641}642643/// Contains static property keys and values.644pub mod static_property {645	use evm_coder::{646		execution::{Result, Error},647	};648	use alloc::format;649650	const EXPECT_CONVERT_ERROR: &str = "length < limit";651652	/// Keys.653	pub mod key {654		use super::*;655656		/// Key "schemaName".657		pub fn schema_name() -> up_data_structs::PropertyKey {658			property_key_from_bytes(b"schemaName").expect(EXPECT_CONVERT_ERROR)659		}660661		/// Key "baseURI".662		pub fn base_uri() -> up_data_structs::PropertyKey {663			property_key_from_bytes(b"baseURI").expect(EXPECT_CONVERT_ERROR)664		}665666		/// Key "url".667		pub fn url() -> up_data_structs::PropertyKey {668			property_key_from_bytes(b"url").expect(EXPECT_CONVERT_ERROR)669		}670671		/// Key "suffix".672		pub fn suffix() -> up_data_structs::PropertyKey {673			property_key_from_bytes(b"suffix").expect(EXPECT_CONVERT_ERROR)674		}675676		/// Key "parentNft".677		pub fn parent_nft() -> up_data_structs::PropertyKey {678			property_key_from_bytes(b"parentNft").expect(EXPECT_CONVERT_ERROR)679		}680	}681682	/// Values.683	pub mod value {684		use super::*;685686		/// Value "ERC721Metadata".687		pub const ERC721_METADATA: &[u8] = b"ERC721Metadata";688689		/// Value for [`ERC721_METADATA`].690		pub fn erc721() -> up_data_structs::PropertyValue {691			property_value_from_bytes(ERC721_METADATA).expect(EXPECT_CONVERT_ERROR)692		}693	}694695	/// Convert `byte` to [`PropertyKey`].696	pub fn property_key_from_bytes(bytes: &[u8]) -> Result<up_data_structs::PropertyKey> {697		bytes.to_vec().try_into().map_err(|_| {698			Error::Revert(format!(699				"Property key is too long. Max length is {}.",700				up_data_structs::PropertyKey::bound()701			))702		})703	}704705	/// Convert `bytes` to [`PropertyValue`].706	pub fn property_value_from_bytes(bytes: &[u8]) -> Result<up_data_structs::PropertyValue> {707		bytes.to_vec().try_into().map_err(|_| {708			Error::Revert(format!(709				"Property key is too long. Max length is {}.",710				up_data_structs::PropertyKey::bound()711			))712		})713	}714}