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- <?php
- /**
- * 系统核心函数存放文件
- * @version $Id: common.func.php 4 16:39 2010年7月6日Z tianya $
- * @package DedeCMS.Libraries
- * @copyright Copyright (c) 2020, DedeBIZ.COM
- * @license https://www.dedebiz.com/license
- * @link https://www.dedebiz.com
- */
- if(!defined('DEDEINC')) exit('dedecms');
-
- if (version_compare(PHP_VERSION, '7.0.0', '>='))
- {
- if (!function_exists('mysql_connect') AND function_exists('mysqli_connect')) {
- function mysql_connect($server, $username, $password)
- {
- return mysqli_connect($server, $username, $password);
- }
- }
-
- if (!function_exists('mysql_query') AND function_exists('mysqli_query')) {
- function mysql_query($query, $link)
- {
- return mysqli_query($link, $query);
- }
- }
-
- if (!function_exists('mysql_select_db') AND function_exists('mysqli_select_db')) {
- function mysql_select_db($database_name, $link)
- {
- return mysqli_select_db($link, $database_name);
- }
- }
-
- if (!function_exists('mysql_fetch_array') AND function_exists('mysqli_fetch_array')) {
- function mysql_fetch_array($result)
- {
- return mysqli_fetch_array($result);
- }
- }
-
- if (!function_exists('mysql_close') AND function_exists('mysqli_close')) {
- function mysql_close($link)
- {
- return mysqli_close($link);
- }
- }
- if (!function_exists('split')) {
- function split($pattern, $string){
- return explode($pattern, $string);
- }
- }
- }
-
- function make_hash()
- {
- $rand = dede_random_bytes(16);
- $_SESSION['token'] = ($rand === FALSE)
- ? md5(uniqid(mt_rand(), TRUE))
- : bin2hex($rand);
- return $_SESSION['token'];
- }
-
- function dede_random_bytes($length)
- {
- if (empty($length) OR ! ctype_digit((string) $length))
- {
- return FALSE;
- }
-
- if (function_exists('openssl_random_pseudo_bytes'))
- {
- return openssl_random_pseudo_bytes($length);
- }
-
- if (function_exists('random_bytes'))
- {
- try
- {
- return random_bytes((int) $length);
- }
- catch (Exception $e)
- {
- return FALSE;
- }
- }
- if (defined('MCRYPT_DEV_URANDOM') && ($output = mcrypt_create_iv($length, MCRYPT_DEV_URANDOM)) !== FALSE)
- {
- return $output;
- }
- if (is_readable('/dev/urandom') && ($fp = fopen('/dev/urandom', 'rb')) !== FALSE)
- {
- version_compare(PHP_VERSION, '5.4.0', '>=') && stream_set_chunk_size($fp, $length);
- $output = fread($fp, $length);
- fclose($fp);
- if ($output !== FALSE)
- {
- return $output;
- }
- }
-
- return FALSE;
- }
-
-
- /**
- * 载入小助手,系统默认载入小助手
- * 在/data/helper.inc.php中进行默认小助手初始化的设置
- * 使用示例:
- * 在开发中,首先需要创建一个小助手函数,目录在\include\helpers中
- * 例如,我们创建一个示例为test.helper.php,文件基本内容如下:
- * <code>
- * if ( ! function_exists('HelloDede'))
- * {
- * function HelloDede()
- * {
- * echo "Hello! Dede...";
- * }
- * }
- * </code>
- * 则我们在开发中使用这个小助手的时候直接使用函数helper('test');初始化它
- * 然后在文件中就可以直接使用:HelloDede();来进行调用.
- *
- * @access public
- * @param mix $helpers 小助手名称,可以是数组,可以是单个字符串
- * @return void
- */
- $_helpers = array();
- function helper($helpers)
- {
- //如果是数组,则进行递归操作
- if (is_array($helpers))
- {
- foreach($helpers as $dede)
- {
- helper($dede);
- }
- return;
- }
-
- if (isset($_helpers[$helpers]))
- {
- return;
- }
- if (file_exists(DEDEINC.'/helpers/'.$helpers.'.helper.php'))
- {
- include_once(DEDEINC.'/helpers/'.$helpers.'.helper.php');
- $_helpers[$helpers] = TRUE;
- }
- // 无法载入小助手
- if ( ! isset($_helpers[$helpers]))
- {
- exit('Unable to load the requested file: helpers/'.$helpers.'.helper.php');
- }
- }
-
- function dede_htmlspecialchars($str) {
- global $cfg_soft_lang;
- if (version_compare(PHP_VERSION, '5.4.0', '<')) return htmlspecialchars($str);
- if ($cfg_soft_lang=='gb2312') return htmlspecialchars($str,ENT_COMPAT,'ISO-8859-1');
- else return htmlspecialchars($str);
- }
-
- /**
- * 控制器调用函数
- *
- * @access public
- * @param string $ct 控制器
- * @param string $ac 操作事件
- * @param string $path 指定控制器所在目录
- * @return string
- */
- function RunApp($ct, $ac = '',$directory = '')
- {
-
- $ct = preg_replace("/[^0-9a-z_]/i", '', $ct);
- $ac = preg_replace("/[^0-9a-z_]/i", '', $ac);
-
- $ac = empty ( $ac ) ? $ac = 'index' : $ac;
- if(!empty($directory)) $path = DEDECONTROL.'/'.$directory. '/' . $ct . '.php';
- else $path = DEDECONTROL . '/' . $ct . '.php';
-
- if (file_exists ( $path ))
- {
- require $path;
- } else {
- if (DEBUG_LEVEL === TRUE)
- {
- trigger_error("Load Controller false!");
- }
- //生产环境中,找不到控制器的情况不需要记录日志
- else
- {
- header ( "location:/404.html" );
- die ();
- }
- }
- $action = 'ac_'.$ac;
- $loaderr = FALSE;
- $instance = new $ct ( );
- if (method_exists ( $instance, $action ) === TRUE)
- {
- $instance->$action();
- unset($instance);
- } else $loaderr = TRUE;
-
- if ($loaderr)
- {
- if (DEBUG_LEVEL === TRUE)
- {
- trigger_error("Load Method false!");
- }
- //生产环境中,找不到控制器的情况不需要记录日志
- else
- {
- header ( "location:/404.html" );
- die ();
- }
- }
- }
-
- /**
- * 载入小助手,这里用户可能载入用helps载入多个小助手
- *
- * @access public
- * @param string
- * @return string
- */
- function helpers($helpers)
- {
- helper($helpers);
- }
-
- //兼容php4的file_put_contents
- if(!function_exists('file_put_contents'))
- {
- function file_put_contents($n, $d)
- {
- $f=@fopen($n, "w");
- if (!$f)
- {
- return FALSE;
- }
- else
- {
- fwrite($f, $d);
- fclose($f);
- return TRUE;
- }
- }
- }
-
- /**
- * 显示更新信息
- *
- * @return void
- */
- function UpdateStat()
- {
- include_once(DEDEINC."/inc/inc_stat.php");
- return SpUpdateStat();
- }
-
- $arrs1 = array(0x63,0x66,0x67,0x5f,0x70,0x6f,0x77,0x65,0x72,0x62,0x79);
- $arrs2 = array(0x20,0x3c,0x61,0x20,0x68,0x72,0x65,0x66,0x3d,0x68,0x74,0x74,0x70,0x3a,0x2f,0x2f,
- 0x77,0x77,0x77,0x2e,0x64,0x65,0x64,0x65,0x63,0x6d,0x73,0x2e,0x63,0x6f,0x6d,0x20,0x74,0x61,0x72,
- 0x67,0x65,0x74,0x3d,0x27,0x5f,0x62,0x6c,0x61,0x6e,0x6b,0x27,0x3e,0x50,0x6f,0x77,0x65,0x72,0x20,
- 0x62,0x79,0x20,0x44,0x65,0x64,0x65,0x43,0x6d,0x73,0x3c,0x2f,0x61,0x3e);
-
- /**
- * 短消息函数,可以在某个动作处理后友好的提示信息
- *
- * @param string $msg 消息提示信息
- * @param string $gourl 跳转地址
- * @param int $onlymsg 仅显示信息
- * @param int $limittime 限制时间
- * @return void
- */
- function ShowMsg($msg, $gourl, $onlymsg=0, $limittime=0)
- {
- global $cfg_soft_lang,$cfg_cmsurl;
- if(empty($GLOBALS['cfg_plus_dir'])) $GLOBALS['cfg_plus_dir'] = '..';
-
- $htmlhead = "<html>\r\n<head>\r\n<title>DedeCMS提示信息</title>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset={$cfg_soft_lang}\" />\r\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">";
- $htmlhead .= "<link rel=\"stylesheet\" href=\"{$cfg_cmsurl}/static/css/bootstrap.min.css\"><style>.modal {position: static;}</style><link href=\"{$cfg_cmsurl}/static/font-awesome/css/font-awesome.min.css\" rel=\"stylesheet\">";
- $htmlhead .= "<base target='_self'/></head>\r\n<body leftmargin='0' topmargin='0' bgcolor='#FFFFFF'>".(isset($GLOBALS['ucsynlogin']) ? $GLOBALS['ucsynlogin'] : '')."\r\n<center>\r\n<script>\r\n";
- $htmlfoot = "</script>\r\n</center>\r\n</body>\r\n</html>\r\n";
-
- $litime = ($limittime==0 ? 1000 : $limittime);
- $func = '';
-
- if($gourl=='-1')
- {
- if($limittime==0) $litime = 5000;
- $gourl = "javascript:history.go(-1);";
- }
-
- if($gourl=='' || $onlymsg==1)
- {
- $msg = "<script>alert(\"".str_replace("\"","“",$msg)."\");</script>";
- }
- else
- {
- //当网址为:close::objname 时, 关闭父框架的id=objname元素
- if(preg_match('/close::/',$gourl))
- {
- $tgobj = trim(preg_replace('/close::/', '', $gourl));
- $gourl = 'javascript:;';
- $func .= "window.parent.document.getElementById('{$tgobj}').style.display='none';\r\n";
- }
-
- $func .= " var pgo=0;
- function JumpUrl(){
- if(pgo==0){ location='$gourl'; pgo=1; }
- }\r\n";
- $rmsg = $func;
- $rmsg .= "document.write(\"<main class='container'><div class='modal' tabindex='-1' role='dialog' style='display:block'><div class='modal-dialog'><div class='modal-content'><div class='modal-header'><h6 class='modal-title'>";
- $rmsg .= "DedeCMS 提示信息!</h6></div><div class='modal-body'>\");\r\n";
- $rmsg .= "document.write(\"".str_replace("\"","“",$msg)."\");\r\n";
- $rmsg .= "document.write(\"";
-
- if($onlymsg==0)
- {
- if( $gourl != 'javascript:;' && $gourl != '')
- {
- $rmsg .= "<br /><a href='{$gourl}'>如果你的浏览器没反应,请点击这里...</a>";
- $rmsg .= "</div></div></div></div></main>\");\r\n";
- $rmsg .= "setTimeout('JumpUrl()',$litime);";
- }
- else
- {
- $rmsg .= "</div></div></div></div></main>\");\r\n";
- }
- }
- else
- {
- $rmsg .= "</div></div></div></div></main>\");\r\n";
- }
- $msg = $htmlhead.$rmsg.$htmlfoot;
- }
- echo $msg;
- }
-
- /**
- * 获取验证码的session值
- *
- * @return string
- */
- function GetCkVdValue()
- {
- @session_id($_COOKIE['PHPSESSID']);
- @session_start();
- return isset($_SESSION['securimage_code_value']) ? $_SESSION['securimage_code_value'] : '';
- }
-
- /**
- * PHP某些版本有Bug,不能在同一作用域中同时读session并改注销它,因此调用后需执行本函数
- *
- * @return void
- */
- function ResetVdValue()
- {
- @session_start();
- $_SESSION['securimage_code_value'] = '';
- }
-
- function IndexSub($idx, $num) {
- return intval($idx - $num) == 0? '0 ' : intval($idx - $num);
- }
-
- // 用来返回index的active
- function IndexActive($idx){
- if ($idx == 1) {
- return ' active';
- } else {
- return '';
- }
- }
-
- // 自定义函数接口
- // 这里主要兼容早期的用户扩展,v5.7之后我们建议使用小助手helper进行扩展
- if( file_exists(DEDEINC.'/extend.func.php') )
- {
- require_once(DEDEINC.'/extend.func.php');
- }
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