feat: Refactor database connection handling to use centralized configuration

inc/getData.inc.php

@@ -1,5 +1,5 @@
 <?php
-
+include_once __DIR__."/config.php";
 /*
 上证指数：000001.SH
 深证成指：399001.SZ
@@ -7,7 +7,7 @@
 创业板指：399006.SZ
 */
 function getIndexData($ts_code,$day_st,$day_end){
-$mysqli = new mysqli('localhost','root','nancysimon','myquant');
+$mysqli = get_mysqli_connection();
 
 #$ts_code = '000001.SH';
 #$day_st = '20000101';
@@ -43,7 +43,7 @@ return array('tDate'=>$tDate,'idx'=>$idx,'data'=>$data);
 #share: vposition 市值 f10, sahreHDnum 股数 f9
 */
 function getIhData($lx,$share,$day_st,$day_end){
-    $mysqli = new mysqli('localhost','root','nancysimon','myquant');
+    $mysqli = get_mysqli_connection();
     /*
     $where = " and rdate>='".$day_st."'";
     if($day_end) $where .= " and rdate<='".$day_end."'";
@@ -176,7 +176,7 @@ function hkholdConv($code){
 #LX:    tp字段: 序号 1-6,分别代表基金，QFII, 社保，券商，保险，信托
 */
 function getIhDataByStock($ts_code,$item,$lx,$day_st,$day_end){
-    $mysqli = new mysqli('localhost','root','nancysimon','myquant');
+    $mysqli = get_mysqli_connection();
     $where = " and ih_date>'".$day_st."'";
     if($day_end) $where .= " and ih_date<'".$day_end."'";
     if($lx)  $where .= " and tp='".$lx."'";
@@ -219,7 +219,7 @@ EOF;
 }
 
 function getMoneyFlowData($itm, $day_st,$day_end, $stacked){
-    $mysqli = new mysqli('localhost','root','nancysimon','myquant');
+    $mysqli = get_mysqli_connection();
 
     if($stacked==1) $tb = 'moneyflow_hsgt_pro_ext';
     else $tb = 'moneyflow_hsgt_pro';