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functions.php
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functions.php
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<?php
include '/mnt/config/dbKeys/log.php';
/**database connection**/
//connect to database
function db__connect($servername="",$username="",$password="",$dbname="")
{echo $GLOBALS['g_db_serverName'];
/* reset */
if($servername=="") $servername=$GLOBALS['g_db_serverName'];
if($username=="") $username=$GLOBALS['g_db_usrName'];
if($password=="") $password=$GLOBALS['g_db_psswd'];
if($dbname=="") $dbname=$GLOBALS['g_db_dbName'];
if($servername == "log"){
$servername = $GLOBALS['g_db_log_serverName'];
$username = $GLOBALS['g_db_log_usrName'];
$password = $GLOBALS['g_db_log_psswd'];
$dbname = $GLOBALS['g_db_log_dbName'];
}elseif($servername == "yulu"){
$servername = $GLOBALS['g_db_serverName'];
$username = $GLOBALS['g_db_usrName'];
$password = $GLOBALS['g_db_psswd'];
$dbname = "yulu";
}
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error)
{
die("Mysql Connect Failed: " . $conn->connect_error);
}
return ($conn);
}
//get table row number::(data_cnnct var,table name) ::(row number)
function db__rowNum($conn,$table,$clmnName="",$value="",$clmnName2="",$value2="")
{
$table=db__antisql($table);
$clmnName=db__antisql($clmnName);
$value=db__antisql($value);
$clmnName2=db__antisql($clmnName2);
$value2=db__antisql($value2);
if($clmnName=="") $sql = "SELECT COUNT(*) FROM $table";
elseif($clmnName2=="") $sql = "SELECT COUNT(*) FROM $table where $clmnName='$value'";
else $sql = "SELECT COUNT(*) FROM $table where $clmnName='$value' AND $clmnName2='$value2'";
$row_count = $conn->query($sql);
list($row_num) = $row_count->fetch_row();
return ($row_num);
}
//get row data from database::(data_cnnct var, table name,column name, column value)::(row info)
function db__getData($conn,$table,$clmnName="",$value="",$clmnName2="",$value2="")
{
$table=db__antisql($table);
$clmnName=db__antisql($clmnName);
$value=db__antisql($value);
$clmnName2=db__antisql($clmnName2);
$value2=db__antisql($value2);
if($clmnName=="") $sql = "SELECT * FROM $table";
elseif($clmnName2=="") $sql = "SELECT * FROM $table where $clmnName='$value'";
else $sql = "SELECT * FROM $table where $clmnName='$value' AND $clmnName2='$value2'";
$result = $conn->query($sql);
//no data
if ($result->num_rows > 0) {}else{return 404;}
$i=0;
$arr=array();
while($row = $result->fetch_assoc()) {
$arr[$i++]=$row;
}
return ($arr);
}
//fnct for insert a row to database
function db__insertData($conn,$table,$content)
{
$table=db__antisql($table);
$key=array_keys($content);
$key=db__antisql($key);
$sql="insert INTO $table (";
for($i=0;$i<count($key);$i++)
{
$sql.="$key[$i]";
if($i!=count($key)-1) $sql.=", ";
}
$sql.=") VALUES (";
for($i=0;$i<count($key);$i++)
{
$tmp_key=$key[$i];
$content[$tmp_key]=db__antisql($content[$tmp_key]);
$sql.="'$content[$tmp_key]'";
if($i!=count($key)-1) $sql.=", ";
}
$sql.=")";
if (!($conn->query($sql) === TRUE)) echo "SQL Insert Error: " . $sql . "<br>" . $conn->error;
}
//fnct for update a row to database without check
function db__updateData($conn,$table,$content,$index)
{
$key=array_keys($content);
$key=db__antisql($key);
$sql="UPDATE $table SET ";
for($i=0;$i<count($key);$i++)
{
$tmp_key=$key[$i];
$content[$tmp_key]=db__antisql($content[$tmp_key]);
$sql.="$key[$i]='$content[$tmp_key]'";
if($i!=count($key)-1) $sql.=", ";
}
$key=array_keys($index);
$key=db__antisql($key);
$sql.=" WHERE ";
for($i=0;$i<count($key);$i++)
{
$tmp_key=$key[$i];
$index[$tmp_key]=db__antisql($index[$tmp_key]);
$sql.="$tmp_key='$index[$tmp_key]'";
if($i!=count($key)-1) $sql.=" AND ";
}
if (!($conn->query($sql) === TRUE)) echo "SQL Insert Error: " . $sql . "<br>" . $conn->error;
}
//push row data from database::(data_cnnct var, table name,column name, column value)::(row info)
function db__pushData($conn,$table,$content,$index="",$is_force=1)
{
if($index)
{
$index_keys=array_keys($index);
if(count($index_keys)==1) $result=db__rowNum($conn,$table,$index_keys[0],$index[$index_keys[0]]);
elseif(count($index_keys)==2) $result=db__rowNum($conn,$table,$index_keys[0],$index[$index_keys[0]],$index_keys[1],$index[$index_keys[1]]);
else return -1;
if($result>0) db__updateData($conn,$table,$content,$index);
else if($is_force) db__insertData($conn,$table,$content);
}
else
db__insertData($conn,$table,$content);
}
function db__delData($conn, $table, $clmnName, $value)
{
$value=db__antisql($value);
$clmnName=db__antisql($clmnName);
$sql = "DELETE FROM $table WHERE $clmnName = '$value'";
$conn->query($sql);
}
//anti sql
function db__antisql($str)
{
return(str_ireplace("'","",$str));
}
/*****log******/
function yimian__log($table, $val, $index = "", $cnt = null){
if(!isset($cnt)) $cnt = db__connect("log");
if($index != "") db__pushData($cnt, $table, $val, $index);
else db__pushData($cnt, $table, $val);
}
/** get from address **/
function get_from(){
if($_SERVER['HTTP_REFERER']) return $_SERVER['HTTP_REFERER'];
elseif($_REQUEST['from']) return $_REQUEST['from'];
}
function get_from_domain(){
$str = str_replace("http://","",get_from());
$str = str_replace("https://","",$str);
$strdomain = explode("/",$str);
return $strdomain[0];
}
/* get IP */
function getIp()
{
if (isset($_SERVER)) {
if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
foreach ($arr as $ip) {
$ip = trim($ip);
if ($ip != 'unknown') {
$realip = $ip;
break;
}
}
} else if (isset($_SERVER['HTTP_CLIENT_IP'])) {
$realip = $_SERVER['HTTP_CLIENT_IP'];
} else if (isset($_SERVER['REMOTE_ADDR'])) {
$realip = $_SERVER['REMOTE_ADDR'];
} else {
$realip = '0.0.0.0';
}
} else if (getenv('HTTP_X_FORWARDED_FOR')) {
$realip = getenv('HTTP_X_FORWARDED_FOR');
} else if (getenv('HTTP_CLIENT_IP')) {
$realip = getenv('HTTP_CLIENT_IP');
} else {
$realip = getenv('REMOTE_ADDR');
}
preg_match('/[\\d\\.]{7,15}/', $realip, $onlineip);
$realip = (!empty($onlineip[0]) ? $onlineip[0] : '0.0.0.0');
return $realip;
}