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small fixes

This commit is contained in:
Eric Dvorsak 2018-07-31 00:13:35 +02:00
parent 9bbea373f3
commit e81704a0b0
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GPG Key ID: 932AC1CE5F05DE0C
3 changed files with 74 additions and 27 deletions
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11
src/status_im/utils/ethereum/core.cljs
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@ -87,7 +87,9 @@
(if b "0x0" "0x1"))
(defn hex->int [s]
(js/parseInt s 16))
(if (= s hex-prefix)
0
(js/parseInt s 16)))
(defn int->hex [i]
(.toHex dependencies/Web3.prototype i))
@ -95,9 +97,16 @@
(defn hex->bignumber [s]
(money/bignumber (if (= s hex-prefix) 0 s)))
(defn hex->address [s]
(when (= 66 (count s))
(normalized-address (subs s 26))))
(defn zero-pad-64 [s]
(str (apply str (drop (count s) (repeat 64 "0"))) s))
(defn string->hex [i]
(.fromAscii dependencies/Web3.prototype i))
(defn format-param [param]
(if (number? param)
(zero-pad-64 (str (hex->int param)))

89
src/status_im/utils/ethereum/ens.cljs
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@ -4,10 +4,12 @@
https://eips.ethereum.org/EIPS/eip-137
https://eips.ethereum.org/EIPS/eip-181
"
(:refer-clojure :exclude [name])
(:require [clojure.string :as string]
[status-im.utils.ethereum.core :as ethereum]))
(def registries
;; this is the addresses of ens registries for the different networks
(def ens-registries
{:mainnet "0x314159265dd8dbb310642f98f50c066173c1259b"
:ropsten "0x112234455c3a32fd11230c42e7bccd4a84e02010"
:rinkeby "0xe7410170f87102DF0055eB195163A03B7F2Bff4A"})
@ -15,59 +17,94 @@
(def default-namehash "0000000000000000000000000000000000000000000000000000000000000000")
(defn namehash [s]
(if (string/blank? s)
default-namehash
(let [[label remainder] (string/split s #"\." 2)]
(ethereum/sha3 (+ (namehash remainder) (subs (ethereum/sha3 label) 2)) {:encoding "hex"}))))
(ethereum/normalized-address (if (string/blank? s)
default-namehash
(let [[label remainder] (string/split s #"\." 2)]
(ethereum/sha3 (+ (namehash remainder)
(subs (ethereum/sha3 label) 2))
{:encoding "hex"})))))
;; Registry contract
(defn resolver [web3 registry name cb]
(defn resolver [web3 registry ens-name cb]
(ethereum/call web3
(ethereum/call-params registry "resolver(bytes32)" (namehash name))
#(cb %1 (ethereum/hex->string %2))))
(ethereum/call-params registry
"resolver(bytes32)"
(namehash ens-name))
(fn [_ address] (cb (ethereum/hex->address address)))))
(defn owner [web3 registry name cb]
(defn owner [web3 registry ens-name cb]
(ethereum/call web3
(ethereum/call-params registry "owner(bytes32)" (namehash name))
#(cb %1 (ethereum/hex->string %2))))
(ethereum/call-params registry
"owner(bytes32)"
(namehash ens-name))
(fn [_ address] (cb address))))
(defn ttl [web3 registry name cb]
(defn ttl [web3 registry ens-name cb]
(ethereum/call web3
(ethereum/call-params registry "ttl(bytes32)" (namehash name))
#(cb %1 (ethereum/hex->int %2))))
(ethereum/call-params registry
"ttl(bytes32)"
(namehash ens-name))
(fn [_ ttl] (cb (ethereum/hex->int ttl)))))
;; Resolver contract
(def status-resolvers
{:mainnet "0x314159265dd8dbb310642f98f50c066173c1259b"
:ropsten "0x5FfC014343cd971B7eb70732021E26C35B744cc4"
:rinkeby "0xe7410170f87102DF0055eB195163A03B7F2Bff4A"})
;; Resolver must implement EIP65 (supportsInterface). When interacting with an unknown resolver it's safer to rely on it.
(def addr-hash "0x3b3b57de")
(defn addr [web3 resolver name cb]
(defn addr [web3 resolver ens-name cb]
(ethereum/call web3
(ethereum/call-params resolver "addr(bytes32)" (namehash name))
#(cb %1 %2)))
(ethereum/call-params resolver "addr(bytes32)" (namehash ens-name))
(fn [_ address] (cb (ethereum/hex->address address)))))
(defn content [web3 resolver name cb]
(defn content [web3 resolver ens-name cb]
(ethereum/call web3
(ethereum/call-params resolver "content(bytes32)" (namehash name))
#(cb %1 (ethereum/hex->string %2))))
(ethereum/call-params resolver
"content(bytes32)"
(namehash ens-name))
(fn [_ content] (cb content #_(ethereum/hex->string content)))))
(def name-hash "0x691f3431")
;; Defined by https://eips.ethereum.org/EIPS/eip-181
(defn name [web3 resolver name cb]
(defn name [web3 resolver ens-name cb]
(ethereum/call web3
(ethereum/call-params resolver "name(bytes32)" (namehash name))
#(cb %1 (ethereum/hex->string %2))))
(ethereum/call-params resolver
"name(bytes32)"
(namehash ens-name))
(fn [_ address] (cb (ethereum/hex->address address)))))
(defn text [web3 resolver name key cb]
(defn text [web3 resolver ens-name key cb]
(ethereum/call web3
(ethereum/call-params resolver "text(bytes32,string)" (namehash name) key)
#(cb %1 (ethereum/hex->string %2))))
(ethereum/call-params resolver
"text(bytes32)"
(namehash ens-name)
(ethereum/string->hex key))
(fn [err text] (cb err text))))
(def ABI-hash "0x2203ab56")
(def pubkey-hash "0xc8690233")
;; TODO ABI, pubkey
(comment
(let [web3-o (:web3 @re-frame.db/app-db)]
(resolver web3-o (:ropsten ens-registries) "test.stateofus.eth" println))
(let [web3-o (:web3 @re-frame.db/app-db)]
(addr web3-o "0x5FfC014343cd971B7eb70732021E26C35B744cc4" "test.stateofus.eth" #(println %)))
(let [web3-o (:web3 @re-frame.db/app-db)]
(text web3-o "0x5FfC014343cd971B7eb70732021E26C35B744cc4" "test.stateofus.eth" "statusAccount" println))
(ethereum/call-params "0x5FfC014343cd971B7eb70732021E26C35B744cc4"
"text(bytes32,string)"
(namehash "test.stateofus.eth")
(ethereum/string->hex "statusAccount")))

1
src/status_im/utils/ethereum/stateofus.cljs
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@ -1,4 +1,5 @@
(ns status-im.utils.ethereum.stateofus
(:refer-clojure :exclude [name])
(:require [clojure.string :as string]
[status-im.utils.ethereum.core :as ethereum]
[status-im.utils.ethereum.ens :as ens]))