Merge branch 'feature/ticker' into 'master'

common/business/ExchangeBusiness.php

@@ -38,7 +38,8 @@ class ExchangeBusiness
         9 => 'Go',
         10 => 'Zhaobi',
         11 => 'Gdpro',
-        12 => 'Boc'
+        12 => 'Boc',
+        13 => 'Ex'
     ];
 
     /**

common/service/exchange/Ex.php

+<?php
+/**
+ * Created by PhpStorm.
+ * User: rlgyzhcn
+ * Date: 18-8-7
+ * Time: 上午11:30
+ */
+
+namespace common\service\exchange;
+
+use linslin\yii2\curl\Curl;
+
+class Ex extends Exchange implements ExchangeInterface
+{
+    protected $supported_symbol = 'supported_symbol_zg';
+    protected $quotation_prefix = 'quotation_ex_';
+    protected $base_url         = 'https://www.ex.pizza/api/v1/tickers';
+
+    public function symbolExists($tag = 'FOLI', $aim = "USDT")
+    {
+        $supported = $this->redis->smembers($this->supported_symbol);
+        if (is_array($supported) && in_array($this->formatSymbol($tag, $aim), $supported)) {
+            return true;
+        }
+        return false;
+    }
+    /**
+     * 转化交易对为请求变量
+     *
+     * @param string $tag
+     * @param string $aim
+     * @return mixed
+     */
+    public function formatSymbol($tag = 'FOLI', $aim = 'USDT')
+    {
+        return strtoupper($tag .'_'. $aim);
+    }
+
+    /**
+     * 保存支持的交易对到redis数据库，使用crontab定时更新
+     *
+     * @return mixed|void
+     */
+    public function setSupportedSymbol()
+    {
+        $this->redis->sadd($this->supported_symbol, 'FOLI_USDT');
+    }
+
+    /**
+     * 更新交易对行情保存到redis，使用crontab定时更新
+     *
+     * @return mixed|void
+     */
+    public function setQuotation()
+    {
+        $curl = new Curl();
+        $curl->setHeaders([
+            'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36',
+        ]);
+        $content = $curl->get($this->base_url, false);
+        if (is_array($content) && isset($content['ticker'])) {
+            $data = $content['ticker'];
+            foreach ($data as $item) {
+                if (in_array($item['symbol'], ['FOLI_USDT'])) {
+                    $data = $item;
+                    $key  = $this->quotation_prefix . $item['symbol'];
+                    $this->redis->hmset($key, 'low', $data['low'], 'high', $data['high'], 'last', $data['last']);
+                    $this->redis->sadd($this->supported_symbol, $item['symbol']);
+                }
+            }
+        }
+    }
+
+}
\ No newline at end of file