markets: bit-z ticker api (#288)

web/yaamp/core/backend/markets.php

@@ -11,6 +11,7 @@ function BackendPricesUpdate()
 	settings_prefetch_all();
 
 	updateBittrexMarkets();
+	updateBitzMarkets();
 	updatePoloniexMarkets();
 	updateBleutradeMarkets();
 	updateCryptoBridgeMarkets();
@@ -288,6 +289,42 @@ function updateBleutradeMarkets()
 
 }
 
+ /////////////////////////////////////////////////////////////////////////////////////////////
+
+function updateBitzMarkets($force = false)
+{
+	$exchange = 'bitz';
+	if (exchange_get($exchange, 'disabled')) return;
+
+	$markets = bitz_api_query('tickerall');
+
+	foreach($markets as $c => $ticker)
+	{
+		$pairs = explode('_', $c);
+		$symbol = strtoupper(reset($pairs)); $base = end($pairs);
+		if($symbol == 'BTC' || $base != 'btc') continue;
+
+		if (market_get($exchange, $symbol, "disabled")) {
+			$market->disabled = 1;
+			$market->message = 'disabled from settings';
+		}
+		$coin = getdbosql('db_coins', "symbol='{$symbol}'");
+		if(!$coin) continue;
+		if(!$coin->installed && !$coin->watch) continue;
+		$market = getdbosql('db_markets', "coinid={$coin->id} and name='{$exchange}'");
+
+		if(!$market) continue;
+		$price2 = ($ticker->bidPrice + $ticker->askPrice)/2;
+		$market->price2 = AverageIncrement($market->price2, $price2);
+		$market->price = AverageIncrement($market->price, $ticker->bidPrice);
+		$market->pricetime = time();
+		$market->priority = -1;
+		$market->txfee = 0.2; // trade pct
+		$market->save();
+		// debuglog("$exchange: update $symbol: {$market->price} {$market->price2}");
+	}
+}
+
 /////////////////////////////////////////////////////////////////////////////////////////////
 
 function updateCryptoBridgeMarkets($force = false)

web/yaamp/core/backend/rawcoins.php

@@ -36,6 +36,19 @@ function updateRawcoins()
 		}
 	}
 
+	if (!exchange_get('bitz', 'disabled')) {
+		$list = bitz_api_query('tickerall');
+
+			dborun("UPDATE markets SET deleted=true WHERE name='bitz'");
+			foreach($list as $c => $ticker) {
+				$e = explode('_', $c);
+				if (strtoupper($e[1]) !== 'BTC')
+					continue;
+				$symbol = strtoupper($e[0]);
+				updateRawCoin('bitz', $symbol);
+			}
+	}
+
 	if (!exchange_get('bleutrade', 'disabled')) {
 		$list = bleutrade_api_query('public/getcurrencies');
 		if(isset($list->result) && !empty($list->result))
@@ -417,7 +430,7 @@ function updateRawCoin($marketname, $symbol, $name='unknown')
 			}
 		}
 
-		if (in_array($marketname, array('nova','askcoin','binance','coinexchange','coinsmarkets','cryptobridge','hitbtc'))) {
+		if (in_array($marketname, array('nova','askcoin','binance','bitz','coinexchange','coinsmarkets','cryptobridge','hitbtc'))) {
 			// don't polute too much the db with new coins, its better from exchanges with labels
 			return;
 		}

web/yaamp/core/exchange/bitz.php

@@ -0,0 +1,24 @@
+<?php
+// see https://apidoc.bit-z.com/en/Demo/PHP.html
+// https://apiv2.bitz.com/Market/ticker?symbol=ltc_btc
+// https://apiv2.bitz.com/Market/tickerall
+
+function bitz_api_query($method, $params='', $returnType='object')
+{
+        $url = "https://apiv2.bitz.com/Market/$method/";
+        if (!empty($params))
+                $url .= "?$params";
+        $ch = curl_init($url);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
+        curl_setopt($ch, CURLOPT_TIMEOUT, 30);
+        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; BitZ API PHP client; '.php_uname('s').'; PHP/'.phpversion().')');
+        curl_setopt($ch, CURLOPT_ENCODING , '');
+        //curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+        $execResult = curl_exec($ch);
+        if ($returnType == 'object')
+                $ret = json_decode($execResult);
+        else
+                $ret = json_decode($execResult,true);
+        return $ret->data;
+}

web/yaamp/core/exchange/exchange.php

@@ -15,6 +15,7 @@ function strip_data($data)
 
 require_once("bitstamp.php");
 require_once("bittrex.php");
+require_once("bitz.php");
 require_once("bleutrade.php");
 require_once("ccexapi.php");
 require_once("cexio.php");
@@ -82,6 +83,8 @@ function getMarketUrl($coin, $marketName)
 		$url = "https://www.binance.com/trade.html?symbol={$symbol}_{$base}";
 	else if($market == 'bittrex')
 		$url = "https://bittrex.com/Market/Index?MarketName={$base}-{$symbol}";
+	else if($market == 'bitz')
+		$url = "https://www.bit-z.com/exchange/{$symbol}_{$base}";
 	else if($market == 'poloniex')
 		$url = "https://poloniex.com/exchange#{$lowbase}_{$lowsymbol}";
 	else if($market == 'bleutrade')

web/yaamp/core/trading/trading.php

@@ -90,6 +90,9 @@ function runExchange($exchangeName=false)
 				doBittrexTrading(true);
 				updateBittrexMarkets();
 				break;
+			case 'bitz':
+				updateBitzMarkets();
+				break;
 
 			case 'cexio':
 				getCexIoBalances();