Blocktrail\SDK\BlocktrailSDK::createNewWalletV1()

Complexity

Conditions	26
Paths	794

Size

Total Lines	120
Code Lines	77

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	56
CRAP Score	33.4161

Importance

Changes

0

<?php
    protected function createNewWalletV1($options) {
        $walletPath = WalletPath::create($options['key_index']);

        $storePrimaryMnemonic = isset($options['store_primary_mnemonic']) ? $options['store_primary_mnemonic'] : null;

        if (isset($options['primary_mnemonic']) && isset($options['primary_private_key'])) {
            throw new \InvalidArgumentException("Can't specify Primary Mnemonic and Primary PrivateKey");
        }

        $primaryMnemonic = null;
        $primaryPrivateKey = null;
        if (!isset($options['primary_mnemonic']) && !isset($options['primary_private_key'])) {
            if (!$options['passphrase']) {
                throw new \InvalidArgumentException("Can't generate Primary Mnemonic without a passphrase");
            } else {
                // create new primary seed
                /** @var HierarchicalKey $primaryPrivateKey */
                list($primaryMnemonic, , $primaryPrivateKey) = $this->newPrimarySeed($options['passphrase']);
                if ($storePrimaryMnemonic !== false) {
                    $storePrimaryMnemonic = true;
                }
            }
        } elseif (isset($options['primary_mnemonic'])) {
            $primaryMnemonic = $options['primary_mnemonic'];
        } elseif (isset($options['primary_private_key'])) {
            $primaryPrivateKey = $options['primary_private_key'];
        }

        if ($storePrimaryMnemonic && $primaryMnemonic && !$options['passphrase']) {
            throw new \InvalidArgumentException("Can't store Primary Mnemonic on server without a passphrase");
        }

        if ($primaryPrivateKey) {
            if (is_string($primaryPrivateKey)) {
                $primaryPrivateKey = [$primaryPrivateKey, "m"];
            }
        } else {
            $primaryPrivateKey = HierarchicalKeyFactory::fromEntropy((new Bip39SeedGenerator())->getSeed($primaryMnemonic, $options['passphrase']));
        }

        if (!$storePrimaryMnemonic) {
            $primaryMnemonic = false;
        }

        // create primary public key from the created private key
        $path = $walletPath->keyIndexPath()->publicPath();
        $primaryPublicKey = BIP32Key::create($primaryPrivateKey, "m")->buildKey($path);

        if (isset($options['backup_mnemonic']) && $options['backup_public_key']) {
            throw new \InvalidArgumentException("Can't specify Backup Mnemonic and Backup PublicKey");
        }

        $backupMnemonic = null;
        $backupPublicKey = null;
        if (!isset($options['backup_mnemonic']) && !isset($options['backup_public_key'])) {
            /** @var HierarchicalKey $backupPrivateKey */
            list($backupMnemonic, , ) = $this->newBackupSeed();
        } else if (isset($options['backup_mnemonic'])) {
            $backupMnemonic = $options['backup_mnemonic'];
        } elseif (isset($options['backup_public_key'])) {
            $backupPublicKey = $options['backup_public_key'];
        }

        if ($backupPublicKey) {
            if (is_string($backupPublicKey)) {
                $backupPublicKey = [$backupPublicKey, "m"];
            }
        } else {
            $backupPrivateKey = HierarchicalKeyFactory::fromEntropy((new Bip39SeedGenerator())->getSeed($backupMnemonic, ""));
            $backupPublicKey = BIP32Key::create($backupPrivateKey->toPublic(), "M");
        }

        // create a checksum of our private key which we'll later use to verify we used the right password
        $checksum = $primaryPrivateKey->getPublicKey()->getAddress()->getAddress();
        $addressReader = $this->makeAddressReader($options);

        // send the public keys to the server to store them
        //  and the mnemonic, which is safe because it's useless without the password
        $data = $this->storeNewWalletV1(
            $options['identifier'],
            $primaryPublicKey->tuple(),
            $backupPublicKey->tuple(),
            $primaryMnemonic,
            $checksum,
            $options['key_index'],
            array_key_exists('segwit', $options) ? $options['segwit'] : false
        );

        // received the blocktrail public keys
        $blocktrailPublicKeys = Util::arrayMapWithIndex(function ($keyIndex, $pubKeyTuple) {
            return [$keyIndex, BIP32Key::create(HierarchicalKeyFactory::fromExtended($pubKeyTuple[0]), $pubKeyTuple[1])];
        }, $data['blocktrail_public_keys']);

        $wallet = new WalletV1(
            $this,
            $options['identifier'],
            $primaryMnemonic,
            [$options['key_index'] => $primaryPublicKey],
            $backupPublicKey,
            $blocktrailPublicKeys,
            $options['key_index'],
            $this->network,
            $this->testnet,
            array_key_exists('segwit', $data) ? $data['segwit'] : false,
            $addressReader,
            $checksum
        );

        $wallet->unlock($options);

        // return wallet and backup mnemonic
        return [
            $wallet,
            [
                'primary_mnemonic' => $primaryMnemonic,
                'backup_mnemonic' => $backupMnemonic,
                'blocktrail_public_keys' => $blocktrailPublicKeys,
            ],
        ];
    }