feat: Refactor database connection handling to use centralized configuration

2025-11-12 16:00:32 +08:00
parent 8303ae39f1
commit 4c348e379d
11 changed files with 86 additions and 92 deletions
@@ -1,5 +1,6 @@
 <?php
-$mysqli = new mysqli('localhost','root','nancysimon','myquant');
+include_once "/inc/config.php";
+$mysqli = get_mysqli_connection();
 include_once dirname(__FILE__) . "/inc/getBasic.inc.php";
 include_once dirname(__FILE__) . "/inc/getData.inc.php";
 include_once dirname(__FILE__) . "/inc/tradeRec.inc.php";
@@ -1,6 +1,7 @@
 <?php
 ini_set("display_errors","0");
-$mysqli = new mysqli('localhost','myquant','_H(lU1_fF*9baRTp','myquant');
+include_once __DIR__."/config.php";
+$mysqli = new mysqli($db_config['host'],$db_config['username'],$db_config['password'],$db_config['database']);

 //ajax:  get stock list for select
 if($_REQUEST['t']=='stockList'){
@@ -0,0 +1,27 @@
+<?php
+function get_db_config() {
+    return [
+        'host' => 'localhost',
+        'username' => 'myquant',
+        'password' => '_H(lU1_fF*9baRTp',
+        'database' => 'myquant',
+        'charset' => 'utf8mb4'
+    ];
+}
+
+function get_mysqli_connection() {
+    $db_config = get_db_config();
+    $mysqli = new mysqli(
+        $db_config['host'],
+        $db_config['username'],
+        $db_config['password'],
+        $db_config['database']
+    );
+
+    if ($mysqli->connect_error) {
+        die("Connection failed: " . $mysqli->connect_error);
+    }
+
+    $mysqli->set_charset($db_config['charset']);
+    return $mysqli;
+}
@@ -1,5 +1,6 @@
 <?php
 require_once "vendor/autoload.php";
+include_once __DIR__."/config.php";
 use PhpOffice\PhpSpreadsheet\Reader\Csv;

 /**
@@ -26,7 +27,7 @@ function readMyExcel($file): array
 */
 function dbOp($data,$company)
 {
-    $mysqli = new mysqli('localhost', 'root', 'nancysimon', 'myquant');
+    $mysqli = get_mysqli_connection();
    $maxrow = count($data);
    $maxcol = count($data[0]);
    $msg = array();
@@ -1,5 +1,7 @@
 <?php
+include_once __DIR__."/config.php";
 include_once __DIR__."/functions.inc.php";
+
 /**
 * 获取PE_TTM,PB,PS等历史数据
 * @param $ts_code ts code
@@ -11,7 +13,7 @@ include_once __DIR__."/functions.inc.php";
 function getBasicData($ts_code,$day_st,$day_end,$item){
    $day_st=date('Ymd',strtotime($day_st));

-$mysqli = new mysqli('localhost','root','nancysimon','myquant');
+    $mysqli = get_mysqli_connection();
    $where = " and trade_date>'".$day_st."'";
    if($day_end) {
        $day_end=date('Ymd',strtotime($day_end));
@@ -72,7 +74,7 @@ function ts_code_conv($ts_code){
 }

 function getStockHist($ts_code,$day_st,$day_end){
-$mysqli = new mysqli('localhost','root','nancysimon','myquant');
+$mysqli = get_mysqli_connection();
 $where = " and trade_date>='".$day_st."'";
 if($day_end) $where .= " and trade_date <='".$day_end."'";
 $sql= <<<EOF
@@ -100,7 +102,7 @@ return array('tDate'=>$tDate,'idx'=>$idx,'data'=>$data);
 }

 function tscodeToName($ts_code){
-    $mysqli = new mysqli('localhost','root','nancysimon','myquant');
+    $mysqli = get_mysqli_connection();
    
    $sql= "select name from stock_all_pro where ts_code='{$ts_code}'";
    $result = $mysqli->query($sql);
@@ -111,7 +113,7 @@ function tscodeToName($ts_code){
 }

 function getBasicExtData($ts_code,$item,$day_st,$day_end){
-$mysqli = new mysqli('localhost','root','nancysimon','myquant');
+$mysqli = get_mysqli_connection();
 $where = " and trade_date>'".$day_st."' ";
 if($item=='total_mv_all' or $item=='circ_mv_all') {
    $where .= "and vol/10000/10000 > 1";
@@ -150,46 +152,6 @@ $mysqli->close();
    if(count($idx)>0) $data_avg= round(array_sum($idx)/count($idx),2);
 return array('tDate'=>$tDate,'idx'=>$idx,'data'=>$data,'data_max'=>$data_max,'data_min'=>$data_min,'data_avg'=>$data_avg,'data_last'=>$data_last);
 }
-/*
-f2: date
-f9: share num
-f10: share money
-f11: share ratio 流动比例
-f12: share ratio 总股本比例
-*/
-/*
-function temporary disabled.
-TODO: delete if useless confirm.
-function getStockIhHist($ts_code,$day_st,$day_end,$item){
-    
-    $ts_code = ts_code_conv($ts_code);
-    $mysqli = new mysqli('localhost','root','nancysimon','myquant');
-
-    $where = " and f2>'".$day_st."'";
-    if($day_end) $where .= " and f2<'".$day_end."'";   // F2: date
-    $sql = <<<EOF
-    select f2, sum(f9) f9,round(sum(f10),2) sumf10,round(sum(f11),2) sumf11 from ih_by_ts_code 
-    where f0 = '$ts_code' $where group by f2 order by f2 asc
-EOF;
-//EOF必须在行首,且后面不能有空格
-    $result = $mysqli->query($sql);
-
-    $tDate=$idx=$data=array();
-
-    if($result && $result->num_rows>0) {
-        #$data = $result->fetch_all();
-        while($row=$result->fetch_assoc()){
-            array_push($tDate,$row['f2']);
-            array_push($idx,$row['vol']); //$item can choose f9,f10,f11,f12
-            array_push($data,array("value"=>array($trade_date,$row['vol'])));
-        }
-    }
-    #Free result and close connection.
-    $result->free();
-    $mysqli->close();
-    return array('tDate'=>$tDate,'idx'=>$idx,'data'=>$data);
-}
-*/

 /**
 * @param $date : given a date (yyyy-mm-dd)
@@ -207,7 +169,7 @@ function dateGap($date,$gap){
 * @return bool  true
 */
 function tradeStocksList($email=null){
-    global $mysqli;
+    $mysqli = get_mysqli_connection();
    if($_REQUEST['t_vendor']=='方正证券'){
    $sql= <<< EOF
        select distinct(ts_code) ts_code,ts_name from trade_record
@@ -1,5 +1,5 @@
 <?php
-
+include_once __DIR__."/config.php";
 /*
 上证指数：000001.SH
 深证成指：399001.SZ
@@ -7,7 +7,7 @@
 创业板指：399006.SZ
 */
 function getIndexData($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 $tb = 'moneyflow_hsgt_pro';
@@ -1,7 +1,7 @@
 <?php
-
+include_once __DIR__."/config.php";
 function getEstateData($city='宁波',$fDate,$toDate){
-    $mysqli = new mysqli('localhost','root','nancysimon','myquant');
+    $mysqli = get_mysqli_connection();
    $sql=<<<EOF
    SELECT city, listdate,sum(nums) as num FROM `estate_listing` 
    where listdate>='$fDate' and listdate<='$toDate' and city='$city' group by listdate
@@ -1,8 +1,9 @@
 <?php
 ini_set("display_errors","1");
+include_once "/inc/config.php";
 //ini_set('error_reporting', 'E_ALL');  //wrong way to open error_reporting
 //ini_set("error_reporting","32759");   //Right way to set error_reporting
-$mysqli = new mysqli('localhost','root','nancysimon','myquant');
+$mysqli = get_mysqli_connection();
 include_once __DIR__ . "/inc/excelOperate.inc.php";
 include_once __DIR__ . "/inc/tradeRec.inc.php";

@@ -3,7 +3,6 @@ include_once "inc/getBasic.inc.php";
 include_once "inc/getData.inc.php";
 include_once "inc/postJson.inc.php";
 include_once "inc/getEstate.inc.php";
-
 $_REQUEST['t_start']=$_REQUEST['t_start']?$_REQUEST['t_start']:'2023-06-20';
 $_REQUEST['t_end']=$_REQUEST['t_end']?$_REQUEST['t_end']:date('Y-m-d');

@@ -1,10 +1,11 @@
 <?php
 ini_set("display_errors","0");
+include_once "/inc/config.php";
 include_once dirname(__FILE__) . "/inc/getBasic.inc.php";
 include_once dirname(__FILE__) . "/inc/tradeRec.inc.php";
 include_once __DIR__ . "/inc/postJson.inc.php";
 //include_once dirname(__FILE__) . "/class/basic_info.class.php";
-$mysqli = new mysqli('localhost','root','nancysimon','myquant');
+$mysqli = get_mysqli_connection();
 $_REQUEST['t_vendor']=($_REQUEST['t_vendor'])?$_REQUEST['t_vendor']:'方正证券';
 if($_REQUEST['ts_code']) {
    $_REQUEST['t_start'] = $_REQUEST['t_start'] ? $_REQUEST['t_start'] : '2020-01-01';
@@ -1,4 +1,5 @@
 <?php
+ini_set("display_errors","0");
 include_once "inc/getBasic.inc.php";
 $_REQUEST['ts_code']=$_REQUEST['ts_code']?$_REQUEST['ts_code']:'000001';
 $_REQUEST['t_start']=$_REQUEST['t_start']?$_REQUEST['t_start']:'2015-01-01';