Created
February 4, 2018 17:31
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Binance get historical data
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| <? | |
| header("Content-type: text/html; charset=utf-8"); | |
| //get list of symbols | |
| $xinfo = json_decode(file_get_contents("https://api.binance.com/api/v1/exchangeInfo"), true); | |
| $symbols = []; | |
| foreach($xinfo["symbols"] as $sym) $symbols[] = $sym["symbol"]; | |
| asort($symbols); | |
| echo '<form method="get">'; | |
| echo '<select name="symbol">'; | |
| foreach($symbols as $sym) echo '<option val="'.$sym.'">'.$sym.'</option>'; | |
| echo '</select>'; | |
| echo '<input type="submit"></form>'; | |
| $intervals = array("1h","30m","15m","5m","1m"); | |
| if ($_GET["symbol"] != "") echo $_GET["symbol"] . "<br>"; | |
| foreach ($intervals as $int) | |
| { | |
| echo "-----------------<br>"; | |
| echo $int . "<br>"; | |
| $filename = "binance_".$_GET["symbol"]."_".$int.".json"; | |
| if (file_exists ( $filename )) | |
| { | |
| echo "file ".$filename." exists. Skipping.<br>"; | |
| continue; | |
| } | |
| $ts_ms = round(microtime(true)*1000); //current GMT UNIX time in miliseconds | |
| $qty = 10; | |
| $ts_last = 1483243199000; //1.1.2017 milisec | |
| while ($ts_last < $ts_ms && $qty > 0) | |
| { | |
| echo gmdate("Y-m-d\TH:i:s\Z", $ts_last/1000) . "<br>"; | |
| $string = file_get_contents("https://api.binance.com/api/v1/klines?symbol=".$_GET["symbol"]."&interval=".$int."&startTime=".$ts_last); | |
| //print_r($http_response_header);//global variable, always filled | |
| if ( $http_response_header[0] != "HTTP/1.1 200 OK") {echo $string . "<br>" . $http_response_header[0]; exit;} | |
| $json = json_decode($string, true); | |
| //json trim [ /not first/ | |
| if ($ts_last != 1483243199000) $string = substr($string, 1); | |
| $ts_last = $json[count($json)-1][6]; $ts_last++; | |
| $qty = count($json); | |
| echo $qty . "<br>"; | |
| //json trim ] add, /not last, should have less than 500, 0.2% chance/ | |
| if ($qty == 500) {$string = substr($string, 0, -1); $string .= ",\n";} | |
| file_put_contents($filename, $string, FILE_APPEND | LOCK_EX); | |
| echo str_repeat(' ',1024*64); | |
| flush(); | |
| ob_flush(); | |
| usleep(200000); | |
| set_time_limit (60); | |
| } | |
| echo "Done! " . $filename . "<br>"; | |
| } |
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