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documentation + base58 fix

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Arionum
2018-02-22 19:22:28 +02:00
parent e1971dd741
commit 8a648dcc8a
18 changed files with 1749 additions and 226 deletions
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56
include/account.inc.php
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@@ -3,7 +3,7 @@
class Account {
// inserts the account in the DB and updates the public key if empty
public function add($public_key, $block){
global $db;
$id=$this->get_address($public_key);
@@ -11,52 +11,64 @@ class Account {
$db->run("INSERT INTO accounts SET id=:id, public_key=:public_key, block=:block, balance=0 ON DUPLICATE KEY UPDATE public_key=if(public_key='',:public_key2,public_key)",$bind);
}
// inserts just the account without public key
public function add_id($id, $block){
global $db;
$bind=array(":id"=>$id, ":block"=>$block);
$db->run("INSERT ignore INTO accounts SET id=:id, public_key='', block=:block, balance=0",$bind);
}
// generates Account's address from the public key
public function get_address($hash){
for($i=0;$i<9;$i++) $hash=hash('sha512',$hash, true);
return base58_encode($hash);
//broken base58 addresses, which are block winners, missing the first 0 bytes from the address.
if($hash=='PZ8Tyr4Nx8MHsRAGMpZmZ6TWY63dXWSCwCpspGFGQSaF9yVGLamBgymdf8M7FafghmP3oPzQb3W4PZsZApVa41uQrrHRVBH5p9bdoz7c6XeRQHK2TkzWR45e') return '22SoB29oyq2JhMxtBbesL7JioEYytyC6VeFmzvBH6fRQrueSvyZfEXR5oR7ajSQ9mLERn6JKU85EAbVDNChke32';
elseif($hash=='PZ8Tyr4Nx8MHsRAGMpZmZ6TWY63dXWSCzbRyyz5oDNDKhk5jyjg4caRjkbqegMZMrUkuBjVMuYcVfPyc3aKuLmPHS4QEDjCrNGks7Z5oPxwv4yXSv7WJnkbL') return 'AoFnv3SLujrJSa2J7FDTADGD7Eb9kv3KtNAp7YVYQEUPcLE6cC6nLvvhVqcVnRLYF5BFF38C1DyunUtmfJBhyU';
elseif($hash=='PZ8Tyr4Nx8MHsRAGMpZmZ6TWY63dXWSCyradtFFJoaYB4QdcXyBGSXjiASMMnofsT4f5ZNaxTnNDJt91ubemn3LzgKrfQh8CBpqaphkVNoRLub2ctdMnrzG1') return 'RncXQuc7S7aWkvTUJSHEFvYoV3ntAf7bfxEHjSiZNBvQV37MzZtg44L7GAV7szZ3uV8qWqikBewa3piZMqzBqm';
elseif($hash=='PZ8Tyr4Nx8MHsRAGMpZmZ6TWY63dXWSCyjKMBY4ihhJ2G25EVezg7KnoCBVbhdvWfqzNA4LC5R7wgu3VNfJgvqkCq9sKKZcCoCpX6Qr9cN882MoXsfGTvZoj') return 'Rq53oLzpCrb4BdJZ1jqQ2zsixV2ukxVdM4H9uvUhCGJCz1q2wagvuXV4hC6UVwK7HqAt1FenukzhVXgzyG1y32';
// hashes 9 times in sha512 (binary) and encodes in base58
for($i=0;$i<9;$i++) $hash=hash('sha512',$hash, true);
return base58_encode($hash);
}
// checks the ecdsa secp256k1 signature for a specific public key
public function check_signature($data, $signature, $public_key){
return ec_verify($data ,$signature, $public_key);
}
// generates a new account and a public/private key pair
public function generate_account(){
// using secp256k1 curve for ECDSA
$args = array(
"curve_name" => "secp256k1",
"private_key_type" => OPENSSL_KEYTYPE_EC,
);
// generates a new key pair
$key1 = openssl_pkey_new($args);
// exports the private key encoded as PEM
openssl_pkey_export($key1, $pvkey);
// converts the PEM to a base58 format
$private_key= pem2coin($pvkey);
// exports the private key encoded as PEM
$pub = openssl_pkey_get_details($key1);
// converts the PEM to a base58 format
$public_key= pem2coin($pub['key']);
// generates the account's address based on the public key
$address=$this->get_address($public_key);
return array("address"=>$address, "public_key"=>$public_key,"private_key"=>$private_key);
}
// check the validity of a base58 encoded key. At the moment, it checks only the characters to be base58.
public function valid_key($id){
$chars = str_split("123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz");
for($i=0;$i<strlen($id);$i++) if(!in_array($id[$i],$chars)) return false;
@@ -64,6 +76,7 @@ class Account {
return true;
}
// check the validity of an address. At the moment, it checks only the characters to be base58 and the length to be >=70 and <=128.
public function valid($id){
if(strlen($id)<70||strlen($id)>128) return false;
$chars = str_split("123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz");
@@ -72,26 +85,31 @@ class Account {
return true;
}
// returns the current account balance
public function balance($id){
global $db;
$res=$db->single("SELECT balance FROM accounts WHERE id=:id",array(":id"=>$id));
if($res===false) $res="0.00000000";
return number_format($res,8,".","");
}
// returns the account balance - any pending debits from the mempool
public function pending_balance($id){
global $db;
$res=$db->single("SELECT balance FROM accounts WHERE id=:id",array(":id"=>$id));
if($res===false) $res="0.00000000";
// if the original balance is 0, no mempool transactions are possible
if($res=="0.00000000") return $res;
$mem=$db->single("SELECT SUM(val+fee) FROM mempool WHERE src=:id",array(":id"=>$id));
$rez=$res-$mem;
return number_format($rez,8,".","");
}
// returns all the transactions of a specific address
public function get_transactions($id,$limit=100){
global $db;
$block=new Block;
$current=$block->current();
$current=$block->current();
$public_key=$this->public_key($id);
$limit=intval($limit);
if($limit>100||$limit<1) $limit=100;
@@ -102,7 +120,8 @@ class Account {
$trans=array("block"=>$x['block'],"height"=>$x['height'], "id"=>$x['id'],"dst"=>$x['dst'],"val"=>$x['val'],"fee"=>$x['fee'],"signature"=>$x['signature'], "message"=>$x['message'],"version"=>$x['version'],"date"=>$x['date'], "public_key"=>$x['public_key']);
$trans['src']=$this->get_address($x['public_key']);
$trans['confirmations']=$current['height']-$x['height'];
// version 0 -> reward transaction, version 1 -> normal transaction
if($x['version']==0) $trans['type']="mining";
elseif($x['version']==1){
if($x['dst']==$id) $trans['type']="credit";
@@ -115,6 +134,7 @@ class Account {
}
return $transactions;
}
// returns the transactions from the mempool
public function get_mempool_transactions($id){
global $db;
$transactions=array();
@@ -122,12 +142,14 @@ class Account {
foreach($res as $x){
$trans=array("block"=>$x['block'],"height"=>$x['height'], "id"=>$x['id'],"src"=>$x['src'],"dst"=>$x['dst'],"val"=>$x['val'],"fee"=>$x['fee'],"signature"=>$x['signature'], "message"=>$x['message'],"version"=>$x['version'],"date"=>$x['date'], "public_key"=>$x['public_key']);
$trans['type']="mempool";
// they are unconfirmed, so they will have -1 confirmations.
$trans['confirmations']=-1;
ksort($trans);
$transactions[]=$trans;
}
return $transactions;
}
// returns the public key for a specific account
public function public_key($id){
global $db;
$res=$db->single("SELECT public_key FROM accounts WHERE id=:id",array(":id"=>$id));