市值爬取

common/service/CoinService.php

@@ -58,7 +58,9 @@ class CoinService
 
     /**
      * 爬取币种的实时行情，默认eos
+     *
      * @param string $sid
+     * @return bool|array
      */
     public static function quotation($sid = 'eos')
     {
@@ -66,9 +68,21 @@ class CoinService
         $ch  = new Curl();
         try {
             $content = $ch->get($url, true);
-            //价格 价格美元 价格btc 最高价 最低价 涨幅（跌幅）
-            $result = ['price' => '', 'dollar' => '', 'btc' => '', 'high' => '', 'low' => '', 'change' => ''];
-            //价格与涨幅
+            $result  = [
+                'price'               => '',//价格
+                'dollar'              => '',//价格美元
+                'btc'                 => '',//价格btc
+                'high'                => '',//最高价
+                'low'                 => '',//最低价
+                'change'              => '',//涨幅（跌幅）
+                'rank'                => '',//流通市值排名
+                'circulate_value_rmb' => '',//流通市值人民币
+                'circulate_value_usd' => '',//流通市值美元
+                'circulate_value_btc' => '',//流通市值btc
+                'publish_count'       => '',//发行总量
+                'circulate_count'     => '',//流通总量
+            ];
+
             //价格与涨幅
             $pattern = '/<div class=coinprice>(.*?)<span class=(tags-red|tags-green)>(.*?)<\/span><\/div>/is';
             preg_match_all($pattern, $content, $matchs, PREG_SET_ORDER);
@@ -87,6 +101,20 @@ class CoinService
             $result['dollar'] = $matchs[0][1];
             $result['btc']    = $matchs[0][3];
 
+            //爬取市值与排名
+            $pattern = '/<div class=value>(.*?)<span class=tag-marketcap>(.*?)<\/span><\/div><div class=sub>(.*?)<\/div><div class=sub>(.*?)<\/div>/is';
+            preg_match_all($pattern, $content, $matches, PREG_SET_ORDER);
+            $result['circulate_value_rmb'] = $matches[0][1];
+            $result['rank']                = $matches[0][2];
+            $result['circulate_value_usd'] = $matches[0][3];
+            $result['circulate_value_btc'] = $matches[0][4];
+
+            //爬取流通总量，发行总量
+            $pattern = '/<div class=tit>流通量<\/div><div class=value>(.*?)<\/div><div class=tit>总发行量<\/div><div class=value>(.*?)<\/div>/is';
+            preg_match_all($pattern, $content, $matches, PREG_SET_ORDER);
+            $result['circulate_count'] = $matches[0][1];
+            $result['publish_count']   = $matches[0][2];
+
             $result = array_map(function ($value) {
                 return trim($value);
             }, $result);