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68 lines
2 KiB
PHP
68 lines
2 KiB
PHP
<?php
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// https://cryptohub.online/api/market/ticker/
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function cryptohub_api_query($method, $params='')
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{
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$uri = "https://cryptohub.online/api/{$method}/";
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if (!empty($params)) $uri .= "{$params}/";
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$ch = curl_init($uri);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
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curl_setopt($ch, CURLOPT_TIMEOUT, 30);
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$execResult = strip_tags(curl_exec($ch));
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// array required for ticker "foreach"
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$array = json_decode($execResult, true);
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return $array;
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}
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// manual update of one market
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function cryptohub_update_market($market)
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{
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$exchange = 'cryptohub';
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if (is_string($market))
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{
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$symbol = $market;
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$coin = getdbosql('db_coins', "symbol=:sym", array(':sym'=>$symbol));
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if(!$coin) return false;
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$pair = $symbol;
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$market = getdbosql('db_markets', "coinid={$coin->id} AND name='$exchange'");
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if(!$market) return false;
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} else if (is_object($market)) {
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$coin = getdbo('db_coins', $market->coinid);
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if(!$coin) return false;
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$symbol = $coin->getOfficialSymbol();
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$pair = $symbol;
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if (!empty($market->base_coin)) $pair = $market->base_coin.'_'.$symbol;
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}
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$t1 = microtime(true);
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$ticker = cryptohub_api_query("market/ticker",$pair);
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if(!$ticker || empty($ticker)) return false;
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$ticker = array_pop($ticker);
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if(arraySafeVal($ticker,'highestBid') === NULL) {
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debuglog("$exchange: invalid data received for $pair ticker");
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return false;
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}
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$price2 = ((double) $ticker['highestBid'] + $ticker['lowestAsk']) / 2;
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$market->price2 = AverageIncrement($market->price2, $price2);
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$market->price = AverageIncrement($market->price, (double) $ticker['highestBid']);
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if ($ticker['lowestAsk'] < $market->price) $market->price = $ticker['lowestAsk'];
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$market->pricetime = time();
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$market->save();
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$apims = round((microtime(true) - $t1)*1000,3);
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user()->setFlash('message', "$exchange $symbol price updated in $apims ms");
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return true;
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}
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