php实例电影文件验证下载代码
<?php $dbhost = 'localhost'; // 数据库服务器 $dbuser = 'root'; // 数据库用户名 $dbpw = 'qwaszx'; // 数据库密码 $dbname = 'movie'; // 数据库名 $adminemail = "www.phprm.com@phprm.com"; // 系统管理员 email $database = 'mysql'; // 不能修改此处 $tplrefresh = 1; // 模板自动刷新开关 0=关闭, 1=打开 $pconnect = 0; // 数据库连接方式 0=connect, 1=pconnect // ============================================================================ class db_class { var $querynum = 0; //function dbstuff() { global $fp; $fp = fopen("./tempdata/dblog.txt", "w"); } function connect($dbhost, $dbuser, $dbpw, $dbname, $pconnect = 0) { if ($pconnect) { if (!@mysql_pconnect($dbhost, $dbuser, $dbpw)) { $this->halt('can not connect to mysql server'); } } else { if (!@mysql_connect($dbhost, $dbuser, $dbpw)) { $this->halt('can not connect to mysql server'); } } mysql_query("set names 'gb2312'"); } function select_db($dbname) { return mysql_select_db($dbname); } function fetch_array($query, $result_type = mysql_assoc) { $query = mysql_fetch_array($query, $result_type); return $query; } function query($sql, $silence = 0) { //echo "|$sql|<br>"; //debug //@fwrite($globals[fp], $sql." "); //debug $query = mysql_query($sql); //echo 'query:'.$query.'<br>'; if (!$query && !$silence) { $this->halt('mysql query error', $sql); } $this->querynum++; return $query; } function unbuffered_query($sql, $silence = 0) { $func_unbuffered_query = @function_exists('mysql_unbuffered_query') ? 'mysql_unbuffered_query' : 'mysql_query'; $query = $func_unbuffered_query($sql); if (!$query && !$silence) { $this->halt('mysql query error', $sql); } $this->querynum++; return $query; } function get_one($sql) { $sql = $sql; if (function_exists('mysql_unbuffered_query')) { $query = mysql_unbuffered_query($sql); } else { $query = mysql_query($sql); } $this->querynum++; if (!$query) $this->halt('query error: ' . $sql); $rs = & mysql_fetch_array($query, mysql_assoc); mysql_free_result($query); return $rs; } function affected_rows() { return mysql_affected_rows(); } function error() { return mysql_error(); } function errno() { return mysql_errno(); } function result($query, $row) { $query = @mysql_result($query, $row); return $query; } function num_rows($query) { $query = mysql_num_rows($query); return $query; } function num_fields($query) { return mysql_num_fields($query); } function free_result($query) { return mysql_free_result($query); } function insert_id() { $id = mysql_insert_id(); return $id; } function fetch_row($query) { $query = mysql_fetch_row($query); return $query; } function close() { return mysql_close(); } function halt($message = '', $sql = '') { echo $message; } } /***********************************************************/ // ========= 连接数据库 ======================================================= $db = new db_class; $db->connect($dbhost, $dbuser, $dbpw, $pconnect); $db->select_db($dbname); unset($dbhost, $dbuser, $dbpw, $dbname, $pconnect); < ? include './admin/connect.php'; @extract($db->get_one("select * from movieinfo where id='" . $_get['id'] . "'")); $db->query("update movieinfo set downnum=downnum+1 where id='" . $_get['id'] . "'"); //控制下载 $url2 = "./admin/"; //存放电影的路径 if ($localaddress) { $newname = $localaddress; $movieurl = $url2 . $newname; } $type = basename($movieurl); $type = substr(strrchr($type, '.') , 0); $filename = $title . $type; $file = fopen($movieurl, 'r'); ob_end_clean(); header('content-type: application/octet-stream'); header('accept-ranges: bytes'); header('accept-length:' . filesize($movieurl)); header("content-disposition: attachment; filename=" . $filename); echo fread($file, filesize($movieurl)); fclose($file); exit;
本文地址:http://www.phprm.com/code/33636.html
转载随意,但请附上文章地址:-)