<?php
/**
* ECMall框架核心文件，包含最基础的类与函数
* Streamlining comes from Sparrow PHP @ Garbin
*
* @author Garbin
*/
/*———————以下是系统常量———————–*/
/* 记录程序启动时间 */
define(‘START_TIME’, ecm_microtime());
/* 判断请求方式 */
define(‘IS_POST’, (strtoupper($_SERVER[‘REQUEST_METHOD’]) == ‘POST’));
/* 判断请求方式 */
define(‘IN_ECM’, true);
/* 定义PHP_SELF常量 */
define(‘PHP_SELF’, htmlentities(isset($_SERVER[‘PHP_SELF’]) ? $_SERVER[‘PHP_SELF’] : $_SERVER[‘SCRIPT_NAME’]));
/* 当前ECMall程序版本 */
define(‘VERSION’, ‘2.2 final’);
/* 当前ECMall程序Release */
define(‘RELEASE’, ‘20100108’);
/*———————以下是PHP在不同版本，不同服务器上的兼容处理———————–*/
/* 在部分IIS上会没有REQUEST_URI变量 */
$query_string = isset($_SERVER[‘argv’][0]) ? $_SERVER[‘argv’][0] : $_SERVER[‘QUERY_STRING’];
if (!isset($_SERVER[‘REQUEST_URI’]))
{
$_SERVER[‘REQUEST_URI’] = PHP_SELF . ‘?’ . $query_string;
}
else
{
if (strpos($_SERVER[‘REQUEST_URI’], ‘?’) === false && $query_string)
{
$_SERVER[‘REQUEST_URI’] .= ‘?’ . $query_string;
}
}
/*———————以下是系统底层基础类及工具———————–*/
class ECMall
{
/* 启动 */
function startup($config = array())
{
/* 加载初始化文件 */
require(ROOT_PATH . ‘/eccore/controller/app.base.php’); //基础控制器类
//这个作用为运行指定动作，已经与视图相关的
require(ROOT_PATH . ‘/eccore/model/model.base.php’); //模型基础类
//主要是操作数据库
if (!empty($config[‘external_libs’]))
{
foreach ($config[‘external_libs’] as $lib)
{
require($lib);
}
}
/* 数据过滤 */
if (!get_magic_quotes_gpc())
{
$_GET = addslashes_deep($_GET);
$_POST = addslashes_deep($_POST);
$_COOKIE= addslashes_deep($_COOKIE);
}
//GPC机制，确保数据安全
/* 请求转发 */
$default_app = $config[‘default_app’] ? $config[‘default_app’] : ‘default’;
$default_act = $config[‘default_act’] ? $config[‘default_act’] : ‘index’;
//如果没有默认值，则给指定值
$app = isset($_REQUEST[‘app’]) ? trim($_REQUEST[‘app’]) : $default_app;
$act = isset($_REQUEST[‘act’]) ? trim($_REQUEST[‘act’]) : $default_act;
//确定应用以及动作
$app_file = $config[‘app_root’] . “/{$app}.app.php”;
//加载相应的app文件
if (!is_file($app_file))
{
exit(‘Missing controller’);
}
require($app_file);
define(‘APP’, $app);
define(‘ACT’, $act);
//定义常量
$app_class_name = ucfirst($app) . ‘App’;
//第一个字母为大写，如StoreApp，因为ECMall中APP的类命名为第一个字母是大写，然后App的A为大写，如：class BrandApp extends MallbaseApp，所以必须转换第一个字母为大写然后加上App，就得到该app的类，接下来就是实例化了。
/* 实例化控制器 */
$app = new $app_class_name();
c($app); //获得当前的控制器实例
$app->do_action($act); //转发至对应的Action
$app->destruct();
}
}
/**
* 所有类的基础类
*
* @author Garbin
* @usage none
*/
class Object
{
var $_errors = array();
var $_errnum = 0;
function __construct()
{
$this->Object();
}
function Object()
{
#TODO
}
/**
* 触发错误
*
* @author Garbin
* @param string $errmsg
* @return void
*/
function _error($msg, $obj = ”)
{
if(is_array($msg))
{
$this->_errors = array_merge($this->_errors, $msg);
$this->_errnum += count($msg);
}
else
{
$this->_errors[] = compact(‘msg’, ‘obj’);
$this->_errnum++;
}
}
/**
* 检查是否存在错误
*
* @author Garbin
* @return int
*/
function has_error()
{
return $this->_errnum;
}
/**
* 获取错误列表
*
* @author Garbin
* @return array
*/
function get_error()
{
return $this->_errors;
}
}
/**
* 语言项管理
*
* @author Garbin
* @param none
* @return void
*/
class Lang
{
/**
* 获取指定键的语言项
*
* @author Garbin
* @param none
* @return mixed
*/
function &get($key = ”)
{
$vkey = $key ? strtokey(“{$key}”, ‘$GLOBALS[\’__ECLANG__\’]’) : ‘$GLOBALS[\’__ECLANG__\’]’;
$tmp = eval(‘if(isset(‘ . $vkey . ‘))return ‘ . $vkey . ‘;else{ return $key; }’);
return $tmp;
}
/**
* 加载指定的语言项至全局语言数据中
*
* @author Garbin
* @param none
* @return void
*/
function load($lang_file)
{
static $loaded = array();
//定义静态数组
$old_lang = $new_lang = array();
//定义两个数组，一个为新语言，一个为旧语言
$file_md5 = md5($lang_file);
//取得语言文件的MD5值
if (!isset($loaded[$file_md5]))
{
$new_lang = Lang::fetch($lang_file);
$loaded[$file_md5] = $lang_file;
}
else
{
return;
}
$old_lang =& $GLOBALS[‘__ECLANG__’];
if (is_array($old_lang))
{
$new_lang = array_merge($old_lang, $new_lang);
//合并两个
}
$GLOBALS[‘__ECLANG__’] = $new_lang;
//重新赋值给$GLOBALS全局变量
}
/**
* 获取一个语言文件的内容
*
* @author Garbin
* @param string $lang_file
* @return array
*/
function fetch($lang_file)
{
return include($lang_file);
}
}
function lang_file($file)
{
return ROOT_PATH . ‘/languages/’ . LANG . ‘/’ . $file . ‘.lang.php’;
}
/**
* 配置管理器
*
* @author Garbin
* @usage none
*/
class Conf
{
/**
* 加载配置项
*
* @author Garbin
* @param mixed $conf
* @return bool
*/
function load($conf)
{
$old_conf = isset($GLOBALS[‘ECMALL_CONFIG’]) ? $GLOBALS[‘ECMALL_CONFIG’] : array();
//如果全局变量中设置则赋值给变量，否则定义为空数组
if (is_string($conf))
{
$conf = include($conf);
//如果为字符串，则重新加载
}
if (is_array($old_conf))
{
$GLOBALS[‘ECMALL_CONFIG’] = array_merge($old_conf, $conf);
//如果为数组则合并为一个
}
else
{
$GLOBALS[‘ECMALL_CONFIG’] = $conf; //然后赋值给全局变量
}
}
/**
* 获取配置项
*
* @author Garbin
* @param string $k
* @return mixed
*/
function get($key = ”)
{
$vkey = $key ? strtokey(“{$key}”, ‘$GLOBALS[\’ECMALL_CONFIG\’]’) : ‘$GLOBALS[\’ECMALL_CONFIG\’]’;
return eval(‘if(isset(‘ . $vkey . ‘))return ‘ . $vkey . ‘;else{ return null; }’);
//注意eval的用法
}
}
/**
* 获取视图链接
*
* @author Garbin
* @param string $engine
* @return object
*/
function &v($is_new = false, $engine = ‘default’)
{
include_once(ROOT_PATH . ‘/eccore/view/template.php’);
//加载处理视图的文件,class ecsTemplate
if ($is_new)
{
return new ecsTemplate();
}
else
{
static $v = null;
if ($v === null)
{
switch ($engine)
{
case ‘default’:
$v = new ecsTemplate();
break;
}
}
return $v;
//$v为对象返回
}
}
/**
* 获取一个模型
*
* @author Garbin
* @param string $model_name
* @param array $params
* @param book $is_new
* @return object
*/
//尤为重要 结果为对象
//$model_name，为模型名字，$params 参数，以数组形式传入
function &m($model_name, $params = array(), $is_new = false)
{
static $models = array(); //定义静态数组
$model_hash = md5($model_name . var_export($params, true));
//取得MD5值 以模型名字和参数的字符串拼接，然后取MD5
if ($is_new || !isset($models[$model_hash])) //$is_new为真 并 $model_hash已设置
{
$model_file = ROOT_PATH . ‘/includes/models/’ . $model_name . ‘.model.php’;
//得到该模型的文件路径
if (!is_file($model_file))
{
/* 不存在该文件，则无法获取模型 */
return false;
}
include_once($model_file);
$model_name = ucfirst($model_name) . ‘Model’;
//同样转换第一个字母为大写 如StoreModel 命名规则
if ($is_new)
{
return new $model_name($params, db());
}
//实例化返回
$models[$model_hash] = new $model_name($params, db());
}
return $models[$model_hash];
}
/**
* 获取一个业务模型
*
* @param string $model_name
* @param array $params
* @param bool $is_new
* @return object
*/
function &bm($model_name, $params = array(), $is_new = false)
{
static $models = array();
$model_hash = md5($model_name . var_export($params, true));
if ($is_new || !isset($models[$model_hash]))
{
$model_file = ROOT_PATH . ‘/includes/models/’ . $model_name . ‘.model.php’;
if (!is_file($model_file))
{
/* 不存在该文件，则无法获取模型 */
return false;
}
include_once($model_file);
$model_name = ucfirst($model_name) . ‘BModel’;
if ($is_new)
{
return new $model_name($params, db());
}
$models[$model_hash] = new $model_name($params, db());
}
return $models[$model_hash];
}
/**
* 获取当前控制器实例
*
* @author Garbin
* @return void
*/
function c(&$app)
{
$GLOBALS[‘ECMALL_APP’] =& $app;
}
/**
* 获取当前控制器
*
* @author Garbin
* @return Object
*/
function &cc()
{
return $GLOBALS[‘ECMALL_APP’];
}
/**
* 导入一个类
*
* @author Garbin
* @return void
*/
//导入ECMALL的libraries文件夹中的各个类库，以实现不同的功能
function import()
{
$c = func_get_args();
if (empty($c))
{
return;
}
array_walk($c, create_function(‘$item, $key’, ‘include_once(ROOT_PATH . \’/includes/libraries/\’ . $item . \’.php\’);’));
//对数组中的每个成员应用用户函数
}
/**
* 将default.abc类的字符串转为$default[‘abc’]
*
* @author Garbin
* @param string $str
* @return string
*/
function strtokey($str, $owner = ”)
{
if (!$str)
{
return ”;
}
if ($owner)
{
return $owner . ‘[\” . str_replace(‘.’, ‘\’][\”, $str) . ‘\’]’;
}
else
{
$parts = explode(‘.’, $str);
$owner = ‘$’ . $parts[0];
unset($parts[0]);
return strtokey(implode(‘.’, $parts), $owner);
}
}
/**
* 跟踪调试
*
* @author Garbin
* @param mixed $var
* @return void
*/
function trace($var)
{
static $i = 0;
echo $i, ‘.’, var_dump($var), ‘<br />’;
$i++;
}
/**
* rdump的别名
*
* @author Garbin
* @param any
* @return void
*/
function dump($arr)
{
$args = func_get_args();
call_user_func_array(‘rdump’, $args);
}
/**
* 格式化显示出变量
*
* @author Garbin
* @param any
* @return void
*/
function rdump($arr)
{
echo ‘<pre>’;
array_walk(func_get_args(), create_function(‘&$item, $key’, ‘print_r($item);’));
echo ‘</pre>’;
exit();
}
/**
* 格式化并显示出变量类型
*
* @author Garbin
* @param any
* @return void
*/
function vdump($arr)
{
echo ‘<pre>’;
array_walk(func_get_args(), create_function(‘&$item, $key’, ‘var_dump($item);’));
echo ‘</pre>’;
exit();
}
/**
* 创建MySQL数据库对象实例
*
* @author wj
* @return object
*/
//尤为重要，对象实例实现数据操作的第一步，实例化DB（），然后连接数据库
function &db()
{
include_once(ROOT_PATH . ‘/eccore/model/mysql.php’);
//加载数据库操作文件
static $db = null;
if ($db === null)
{
$cfg = parse_url(DB_CONFIG);
//解析url，见data/config.inc.php文件中的DB_CONFIG
if ($cfg[‘scheme’] == ‘mysql’)
{
if (empty($cfg[‘pass’]))
{
$cfg[‘pass’] = ”;
//如果不存在，赋值为空
}
else
{
$cfg[‘pass’] = urldecode($cfg[‘pass’]);
//如果存在，则解码数据库密码
}
$cfg [‘user’] = urldecode($cfg[‘user’]);
//解码数据库用户名
if (empty($cfg[‘path’]))
{
trigger_error(‘Invalid database name.’, E_USER_ERROR);
//没有选择数据库，报错
}
else
{
$cfg[‘path’] = str_replace(‘/’, ”, $cfg[‘path’]);
}
//得出数据库名
$charset = (CHARSET == ‘utf-8’) ? ‘utf8’ : CHARSET;
//定义连接数据库字符编码
$db = new cls_mysql();
$db->cache_dir = ROOT_PATH. ‘/temp/query_caches/’;
$db->connect($cfg[‘host’]. ‘:’ .$cfg[‘port’], $cfg[‘user’],
$cfg[‘pass’], $cfg[‘path’], $charset);
//创建数据库连接
}
else
{
trigger_error(‘Unkown database type.’, E_USER_ERROR);
}
}
return $db;
}
/**
* 获得当前的域名
*
* @return string
*/
function get_domain()
{
/* 协议 */
$protocol = (isset($_SERVER[‘HTTPS’]) && (strtolower($_SERVER[‘HTTPS’]) != ‘off’)) ? ‘https://’ : ‘http://’;
/* 域名或IP地址 */
if (isset($_SERVER[‘HTTP_X_FORWARDED_HOST’]))
{
$host = $_SERVER[‘HTTP_X_FORWARDED_HOST’];
}
elseif (isset($_SERVER[‘HTTP_HOST’]))
{
$host = $_SERVER[‘HTTP_HOST’];
}
else
{
/* 端口 */
if (isset($_SERVER[‘SERVER_PORT’]))
{
$port = ‘:’ . $_SERVER[‘SERVER_PORT’];
if ((‘:80’ == $port && ‘http://’ == $protocol) || (‘:443’ == $port && ‘https://’ == $protocol))
{
$port = ”;
}
}
else
{
$port = ”;
}
if (isset($_SERVER[‘SERVER_NAME’]))
{
$host = $_SERVER[‘SERVER_NAME’] . $port;
}
elseif (isset($_SERVER[‘SERVER_ADDR’]))
{
$host = $_SERVER[‘SERVER_ADDR’] . $port;
}
}
return $protocol . $host;
}
/**
* 获得网站的URL地址
*
* @return string
*/
function site_url()
{
return get_domain() . substr(PHP_SELF, 0, strrpos(PHP_SELF, ‘/’));
}
/**
* 截取UTF-8编码下字符串的函数
*
* @param string $str 被截取的字符串
* @param int $length 截取的长度
* @param bool $append 是否附加省略号
*
* @return string
*/
function sub_str($string, $length = 0, $append = true)
{
if(strlen($string) <= $length) {
return $string;
}
$string = str_replace(array(‘&’, ‘"’, ‘<’, ‘>’), array(‘&’, ‘”‘, ‘<‘, ‘>’), $string);
$strcut = ”;
if(strtolower(CHARSET) == ‘utf-8’) {
$n = $tn = $noc = 0;
while($n < strlen($string)) {
$t = ord($string[$n]);
if($t == 9 || $t == 10 || (32 <= $t && $t <= 126)) {
$tn = 1; $n++; $noc++;
} elseif(194 <= $t && $t <= 223) {
$tn = 2; $n += 2; $noc += 2;
} elseif(224 <= $t && $t < 239) {
$tn = 3; $n += 3; $noc += 2;
} elseif(240 <= $t && $t <= 247) {
$tn = 4; $n += 4; $noc += 2;
} elseif(248 <= $t && $t <= 251) {
$tn = 5; $n += 5; $noc += 2;
} elseif($t == 252 || $t == 253) {
$tn = 6; $n += 6; $noc += 2;
} else {
$n++;
}
if($noc >= $length) {
break;
}
}
if($noc > $length) {
$n -= $tn;
}
$strcut = substr($string, 0, $n);
} else {
for($i = 0; $i < $length; $i++) {
$strcut .= ord($string[$i]) > 127 ? $string[$i].$string[++$i] : $string[$i];
}
}
$strcut = str_replace(array(‘&’, ‘”‘, ‘<‘, ‘>’), array(‘&’, ‘"’, ‘<’, ‘>’), $strcut);
if ($append && $string != $strcut)
{
$strcut .= ‘…’;
}
return $strcut;
}
/**
* 获得用户的真实IP地址
*
* @return string
*/
function real_ip()
{
static $realip = NULL;
if ($realip !== NULL)
{
return $realip;
}
if (isset($_SERVER))
{
if (isset($_SERVER[‘HTTP_X_FORWARDED_FOR’]))
{
$arr = explode(‘,’, $_SERVER[‘HTTP_X_FORWARDED_FOR’]);
/* 取X-Forwarded-For中第一个非unknown的有效IP字符串 */
foreach ($arr AS $ip)
{
$ip = trim($ip);
if ($ip != ‘unknown’)
{
$realip = $ip;
break;
}
}
}
elseif (isset($_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’);
}
elseif (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;
}
/**
* 验证输入的邮件地址是否合法
*
* @param string $email 需要验证的邮件地址
*
* @return bool
*/
function is_email($user_email)
{
$chars = “/^([a-z0-9+_]|\\-|\\.)+@(([a-z0-9_]|\\-)+\\.)+[a-z]{2,5}\$/i”;
if (strpos($user_email, ‘@’) !== false && strpos($user_email, ‘.’) !== false)
{
if (preg_match($chars, $user_email))
{
return true;
}
else
{
return false;
}
}
else
{
return false;
}
}
/**
* 检查是否为一个合法的时间格式
*
* @param string $time
* @return void
*/
function is_time($time)
{
$pattern = ‘/[\d]{4}-[\d]{1,2}-[\d]{1,2}\s[\d]{1,2}:[\d]{1,2}:[\d]{1,2}/’;
return preg_match($pattern, $time);
}
/**
* 获得服务器上的 GD 版本
*
* @return int 可能的值为0，1，2
*/
function gd_version()
{
import(‘image.lib’);
return imageProcessor::gd_version();
}
/**
* 递归方式的对变量中的特殊字符进行转义
*
* @access public
* @param mix $value
*
* @return mix
*/
function addslashes_deep($value)
{
if (empty($value))
{
return $value;
}
else
{
return is_array($value) ? array_map(‘addslashes_deep’, $value) : addslashes($value);
}
}
/**
* 将对象成员变量或者数组的特殊字符进行转义
*
* @access public
* @param mix $obj 对象或者数组
* @author Xuan Yan
*
* @return mix 对象或者数组
*/
//转义对象或者数组，此函数可以应用
function addslashes_deep_obj($obj)
{
if (is_object($obj) == true)
{
foreach ($obj AS $key => $val)
{
if ( ($val) == true)
{
$obj->$key = addslashes_deep_obj($val);
}
else
{
$obj->$key = addslashes_deep($val);
}
}
}
else
{
$obj = addslashes_deep($obj);
}
return $obj;
}
/**
* 递归方式的对变量中的特殊字符去除转义
*
* @access public
* @param mix $value
*
* @return mix
*/
function stripslashes_deep($value)
{
if (empty($value))
{
return $value;
}
else
{
return is_array($value) ? array_map(‘stripslashes_deep’, $value) : stripslashes($value);
}
}
/**
* 将一个字串中含有全角的数字字符、字母、空格或’%+-()’字符转换为相应半角字符
*
* @access public
* @param string $str 待转换字串
*
* @return string $str 处理后字串
*/
function make_semiangle($str)
{
$arr = array(‘０’ => ‘0’, ‘１’ => ‘1’, ‘２’ => ‘2’, ‘３’ => ‘3’, ‘４’ => ‘4’,
‘５’ => ‘5’, ‘６’ => ‘6’, ‘７’ => ‘7’, ‘８’ => ‘8’, ‘９’ => ‘9’,
‘Ａ’ => ‘A’, ‘Ｂ’ => ‘B’, ‘Ｃ’ => ‘C’, ‘Ｄ’ => ‘D’, ‘Ｅ’ => ‘E’,
‘Ｆ’ => ‘F’, ‘Ｇ’ => ‘G’, ‘Ｈ’ => ‘H’, ‘Ｉ’ => ‘I’, ‘Ｊ’ => ‘J’,
‘Ｋ’ => ‘K’, ‘Ｌ’ => ‘L’, ‘Ｍ’ => ‘M’, ‘Ｎ’ => ‘N’, ‘Ｏ’ => ‘O’,
‘Ｐ’ => ‘P’, ‘Ｑ’ => ‘Q’, ‘Ｒ’ => ‘R’, ‘Ｓ’ => ‘S’, ‘Ｔ’ => ‘T’,
‘Ｕ’ => ‘U’, ‘Ｖ’ => ‘V’, ‘Ｗ’ => ‘W’, ‘Ｘ’ => ‘X’, ‘Ｙ’ => ‘Y’,
‘Ｚ’ => ‘Z’, ‘ａ’ => ‘a’, ‘ｂ’ => ‘b’, ‘ｃ’ => ‘c’, ‘ｄ’ => ‘d’,
‘ｅ’ => ‘e’, ‘ｆ’ => ‘f’, ‘ｇ’ => ‘g’, ‘ｈ’ => ‘h’, ‘ｉ’ => ‘i’,
‘ｊ’ => ‘j’, ‘ｋ’ => ‘k’, ‘ｌ’ => ‘l’, ‘ｍ’ => ‘m’, ‘ｎ’ => ‘n’,
‘ｏ’ => ‘o’, ‘ｐ’ => ‘p’, ‘ｑ’ => ‘q’, ‘ｒ’ => ‘r’, ‘ｓ’ => ‘s’,
‘ｔ’ => ‘t’, ‘ｕ’ => ‘u’, ‘ｖ’ => ‘v’, ‘ｗ’ => ‘w’, ‘ｘ’ => ‘x’,
‘ｙ’ => ‘y’, ‘ｚ’ => ‘z’,
‘（’ => ‘(‘, ‘）’ => ‘)’, ‘［’ => ‘[‘, ‘］’ => ‘]’, ‘【’ => ‘[‘,
‘】’ => ‘]’, ‘〖’ => ‘[‘, ‘〗’ => ‘]’, ‘「’ => ‘[‘, ‘」’ => ‘]’,
‘『’ => ‘[‘, ‘』’ => ‘]’, ‘｛’ => ‘{‘, ‘｝’ => ‘}’, ‘《’ => ‘<‘,
‘》’ => ‘>’,
‘％’ => ‘%’, ‘＋’ => ‘+’, ‘—’ => ‘-‘, ‘－’ => ‘-‘, ‘～’ => ‘-‘,
‘：’ => ‘:’, ‘。’ => ‘.’, ‘、’ => ‘,’, ‘，’ => ‘.’, ‘、’ => ‘.’,
‘；’ => ‘,’, ‘？’ => ‘?’, ‘！’ => ‘!’, ‘…’ => ‘-‘, ‘‖’ => ‘|’,
‘＂’ => ‘”‘, ‘＇’ => ‘', '｀' => '‘, ‘｜’ => ‘|’, ‘〃’ => ‘”‘,
‘ ’ => ‘ ‘);
return strtr($str, $arr);
}
/**
* 格式化费用：可以输入数字或百分比的地方
*
* @param string $fee 输入的费用
*/
function format_fee($fee)
{
$fee = make_semiangle($fee);
if (strpos($fee, ‘%’) === false)
{
return floatval($fee);
}
else
{
return floatval($fee) . ‘%’;
}
}
/**
* 根据总金额和费率计算费用
*
* @param float $amount 总金额
* @param string $rate 费率（可以是固定费率，也可以是百分比）
* @param string $type 类型：s 保价费 p 支付手续费 i 发票税费
* @return float 费用
*/
function compute_fee($amount, $rate, $type)
{
$amount = floatval($amount);
if (strpos($rate, ‘%’) === false)
{
return round(floatval($rate), 2);
}
else
{
$rate = floatval($rate) / 100;
if ($type == ‘s’)
{
return round($amount * $rate, 2);
}
elseif($type == ‘p’)
{
return round($amount * $rate / (1 – $rate), 2);
}
else
{
return round($amount * $rate, 2);
}
}
}
/**
* 获取服务器的ip
*
* @access public
*
* @return string
**/
function real_server_ip()
{
static $serverip = NULL;
if ($serverip !== NULL)
{
return $serverip;
}
if (isset($_SERVER))
{
if (isset($_SERVER[‘SERVER_ADDR’]))
{
$serverip = $_SERVER[‘SERVER_ADDR’];
}
else
{
$serverip = ‘0.0.0.0’;
}
}
else
{
$serverip = getenv(‘SERVER_ADDR’);
}
return $serverip;
}
/**
* 获得用户操作系统的换行符
*
* @access public
* @return string
*/
function get_crlf()
{
/* LF (Line Feed, 0x0A, \N) 和 CR(Carriage Return, 0x0D, \R) */
if (stristr($_SERVER[‘HTTP_USER_AGENT’], ‘Win’))
{
$the_crlf = “\r\n”;
}
elseif (stristr($_SERVER[‘HTTP_USER_AGENT’], ‘Mac’))
{
$the_crlf = “\r”; // for old MAC OS
}
else
{
$the_crlf = “\n”;
}
return $the_crlf;
}
/**
* 编码转换函数
*
* @author wj
* @param string $source_lang 待转换编码
* @param string $target_lang 转换后编码
* @param string $source_string 需要转换编码的字串
* @return string
*/
function ecm_iconv($source_lang, $target_lang, $source_string = ”)
{
static $chs = NULL;
/* 如果字符串为空或者字符串不需要转换，直接返回 */
if ($source_lang == $target_lang || $source_string == ” || preg_match(“/[\x80-\xFF]+/”, $source_string) == 0)
{
return $source_string;
}
if ($chs === NULL)
{
import(‘iconv.lib’);
$chs = new Chinese(ROOT_PATH . ‘/’);
}
return strtolower($target_lang) == ‘utf-8’ ? addslashes(stripslashes($chs->Convert($source_lang, $target_lang, $source_string))) : $chs->Convert($source_lang, $target_lang, $source_string);
}
function ecm_geoip($ip)
{
static $fp = NULL, $offset = array(), $index = NULL;
$ip = gethostbyname($ip);
$ipdot = explode(‘.’, $ip);
$ip = pack(‘N’, ip2long($ip));
$ipdot[0] = (int)$ipdot[0];
$ipdot[1] = (int)$ipdot[1];
if ($ipdot[0] == 10 || $ipdot[0] == 127 || ($ipdot[0] == 192 && $ipdot[1] == 168) || ($ipdot[0] == 172 && ($ipdot[1] >= 16 && $ipdot[1] <= 31)))
{
return ‘LAN’;
}
if ($fp === NULL)
{
$fp = fopen(ROOT_PATH . ‘includes/codetable/ipdata.dat’, ‘rb’);
if ($fp === false)
{
return ‘Invalid IP data file’;
}
$offset = unpack(‘Nlen’, fread($fp, 4));
if ($offset[‘len’] < 4)
{
return ‘Invalid IP data file’;
}
$index = fread($fp, $offset[‘len’] – 4);
}
$length = $offset[‘len’] – 1028;
$start = unpack(‘Vlen’, $index[$ipdot[0] * 4] . $index[$ipdot[0] * 4 + 1] . $index[$ipdot[0] * 4 + 2] . $index[$ipdot[0] * 4 + 3]);
for ($start = $start[‘len’] * 8 + 1024; $start < $length; $start += 8)
{
if ($index{$start} . $index{$start + 1} . $index{$start + 2} . $index{$start + 3} >= $ip)
{
$index_offset = unpack(‘Vlen’, $index{$start + 4} . $index{$start + 5} . $index{$start + 6} . “\x0″);
$index_length = unpack(‘Clen’, $index{$start + 7});
break;
}
}
fseek($fp, $offset[‘len’] + $index_offset[‘len’] – 1024);
$area = fread($fp, $index_length[‘len’]);
fclose($fp);
$fp = NULL;
return $area;
}
//JSON数据编码函数
function ecm_json_encode($value)
{
if (CHARSET == ‘utf-8’ && function_exists(‘json_encode’))
{
return json_encode($value);
}
$props = ”;
if (is_object($value))
{
foreach (get_object_vars($value) as $name => $propValue)
{
if (isset($propValue))
{
$props .= $props ? ‘,’.ecm_json_encode($name) : ecm_json_encode($name);
$props .= ‘:’ . ecm_json_encode($propValue);
}
}
return ‘{‘ . $props . ‘}’;
}
elseif (is_array($value))
{
$keys = array_keys($value);
if (!empty($value) && !empty($value) && ($keys[0] != ‘0’ || $keys != range(0, count($value)-1)))
{
foreach ($value as $key => $val)
{
$key = (string) $key;
$props .= $props ? ‘,’.ecm_json_encode($key) : ecm_json_encode($key);
$props .= ‘:’ . ecm_json_encode($val);
}
return ‘{‘ . $props . ‘}’;
}
else
{
$length = count($value);
for ($i = 0; $i < $length; $i++)
{
$props .= ($props != ”) ? ‘,’.ecm_json_encode($value[$i]) : ecm_json_encode($value[$i]);
}
return ‘[‘ . $props . ‘]’;
}
}
elseif (is_string($value))
{
//$value = stripslashes($value);
$replace = array(‘\’ => ‘\\\’, “\n” => ‘\n’, “\t” => ‘\t’, ‘/’ => ‘\/’,
“\r” => ‘\r’, “\b” => ‘\b’, “\f” => ‘\f’,
‘”‘ => ‘\”‘, chr(0x08) => ‘\b’, chr(0x0C) => ‘\f’
);
$value = strtr($value, $replace);
if (CHARSET == ‘big5’ && $value{strlen($value)-1} == ‘\’)
{
$value = substr($value,0,strlen($value)-1);
}
return ‘”‘ . $value . ‘”‘;
}
elseif (is_numeric($value))
{
return $value;
}
elseif (is_bool($value))
{
return $value ? ‘true’ : ‘false’;
}
elseif (empty($value))
{
return ‘””‘;
}
else
{
return $value;
}
}
//JSON数据解码函数
function ecm_json_decode($value, $type = 0)
{
if (CHARSET == ‘utf-8’ && function_exists(‘json_decode’))
{
return empty($type) ? json_decode($value) : get_object_vars_deep(json_decode($value));
}
if (!class_exists(‘JSON’))
{
import(‘json.lib’);
}
$json = new JSON();
return $json->decode($value, $type);
}
/**
* 返回由对象属性组成的关联数组
*
* @access pubilc
* @param obj $obj
*
* @return array
*/
function get_object_vars_deep($obj)
{
if(is_object($obj))
{
$obj = get_object_vars($obj);
}
if(is_array($obj))
{
foreach ($obj as $key => $value)
{
$obj[$key] = get_object_vars_deep($value);
}
}
return $obj;
}
function file_ext($filename)
{
return trim(substr(strrchr($filename, ‘.’), 1, 10));
}
/**
* 创建像这样的查询: “IN(‘a’,’b’)”;
*
* @access public
* @param mix $item_list 列表数组或字符串,如果为字符串时,字符串只接受数字串
* @param string $field_name 字段名称
* @author wj
*
* @return void
*/
function db_create_in($item_list, $field_name = ”)
{
if (empty($item_list))
{
return $field_name . ” IN (”) “;
}
else
{
if (!is_array($item_list))
{
$item_list = explode(‘,’, $item_list);
foreach ($item_list as $k=>$v)
{
$item_list[$k] = intval($v);
}
}
$item_list = array_unique($item_list);
$item_list_tmp = ”;
foreach ($item_list AS $item)
{
if ($item !== ”)
{
$item_list_tmp .= $item_list_tmp ? “,’$item'” : “‘$item'”;
}
}
if (empty($item_list_tmp))
{
return $field_name . ” IN (”) “;
}
else
{
return $field_name . ‘ IN (‘ . $item_list_tmp . ‘) ‘;
}
}
}
/**
* 创建目录（如果该目录的上级目录不存在，会先创建上级目录）
* 依赖于 ROOT_PATH 常量，且只能创建 ROOT_PATH 目录下的目录
* 目录分隔符必须是 / 不能是 \
*
* @param string $absolute_path 绝对路径
* @param int $mode 目录权限
* @return bool
*/
function ecm_mkdir($absolute_path, $mode = 0777)
{
if (is_dir($absolute_path))
{
return true;
}
$root_path = ROOT_PATH;
$relative_path = str_replace($root_path, ”, $absolute_path);
$each_path = explode(‘/’, $relative_path);
$cur_path = $root_path; // 当前循环处理的路径
foreach ($each_path as $path)
{
if ($path)
{
$cur_path = $cur_path . ‘/’ . $path;
if (!is_dir($cur_path))
{
if (@mkdir($cur_path, $mode))
{
fclose(fopen($cur_path . ‘/index.htm’, ‘w’));
}
else
{
return false;
}
}
}
}
return true;
}
/**
* 删除目录,不支持目录中带 ..
*
* @param string $dir
*
* @return boolen
*/
function ecm_rmdir($dir)
{
$dir = str_replace(array(‘..’, “\n”, “\r”), array(”, ”, ”), $dir);
$ret_val = false;
if (is_dir($dir))
{
$d = @dir($dir);
if($d)
{
while (false !== ($entry = $d->read()))
{
if($entry!=’.’ && $entry!=’..’)
{
$entry = $dir.’/’.$entry;
if(is_dir($entry))
{
ecm_rmdir($entry);
}
else
{
@unlink($entry);
}
}
}
$d->close();
$ret_val = rmdir($dir);
}
}
else
{
$ret_val = unlink($dir);
}
return $ret_val;
}
function price_format($price, $price_format = NULL)
{
if (empty($price)) $price = ‘0.00’;
$price = number_format($price, 2);
if ($price_format === NULL)
{
$price_format = Conf::get(‘price_format’);
}
return sprintf($price_format, $price);
}
/**
* 设置COOKIE
*
* @access public
* @param string $key 要设置的COOKIE键名
* @param string $value 键名对应的值
* @param int $expire 过期时间
* @return void
*/
function ecm_setcookie($key, $value, $expire = 0, $cookie_path=COOKIE_PATH, $cookie_domain=COOKIE_DOMAIN)
{
setcookie($key, $value, $expire, $cookie_path, $cookie_domain);
}
/**
* 获取COOKIE的值
*
* @access public
* @param string $key 为空时将返回所有COOKIE
* @return mixed
*/
function ecm_getcookie($key = ”)
{
return isset($_COOKIE[$key]) ? $_COOKIE[$key] : 0;
}
/**
* 对数组转码
*
* @param string $func
* @param array $params
*
* @return mixed
*/
function ecm_iconv_deep($source_lang, $target_lang, $value)
{
if (empty($value))
{
return $value;
}
else
{
if (is_array($value))
{
foreach ($value as $k=>$v)
{
$value[$k] = ecm_iconv_deep($source_lang, $target_lang, $v);
}
return $value;
}
elseif (is_string($value))
{
return ecm_iconv($source_lang, $target_lang, $value);
}
else
{
return $value;
}
}
}
/**
* fopen封装函数
*
* @author wj
* @param string $url
* @param int $limit
* @param string $post
* @param string $cookie
* @param boolen $bysocket
* @param string $ip
* @param int $timeout
* @param boolen $block
* @return responseText
*/
function ecm_fopen($url, $limit = 500000, $post = ”, $cookie = ”, $bysocket = false, $ip = ”, $timeout = 15, $block = true)
{
$return = ”;
$matches = parse_url($url);
$host = $matches[‘host’];
$path = $matches[‘path’] ? $matches[‘path’].($matches[‘query’] ? ‘?’.$matches[‘query’] : ”) : ‘/’;
$port = !empty($matches[‘port’]) ? $matches[‘port’] : 80;
if($post)
{
$out = “POST $path HTTP/1.0\r\n”;
$out .= “Accept: */*\r\n”;
//$out .= “Referer: $boardurl\r\n”;
$out .= “Accept-Language: zh-cn\r\n”;
$out .= “Content-Type: application/x-www-form-urlencoded\r\n”;
$out .= “User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n”;
$out .= “Host: $host\r\n”;
$out .= ‘Content-Length: ‘.strlen($post).”\r\n”;
$out .= “Connection: Close\r\n”;
$out .= “Cache-Control: no-cache\r\n”;
$out .= “Cookie: $cookie\r\n\r\n”;
$out .= $post;
}
else
{
$out = “GET $path HTTP/1.0\r\n”;
$out .= “Accept: */*\r\n”;
//$out .= “Referer: $boardurl\r\n”;
$out .= “Accept-Language: zh-cn\r\n”;
$out .= “User-Agent: $_SERVER[HTTP_USER_AGENT]\r\n”;
$out .= “Host: $host\r\n”;
$out .= “Connection: Close\r\n”;
$out .= “Cookie: $cookie\r\n\r\n”;
}
$fp = @fsockopen(($ip ? $ip : $host), $port, $errno, $errstr, $timeout);
if(!$fp)
{
return ”;
}
else
{
stream_set_blocking($fp, $block);
stream_set_timeout($fp, $timeout);
@fwrite($fp, $out);
$status = stream_get_meta_data($fp);
if(!$status[‘timed_out’])
{
while (!feof($fp))
{
if(($header = @fgets($fp)) && ($header == “\r\n” || $header == “\n”))
{
break;
}
}
$stop = false;
while(!feof($fp) && !$stop)
{
$data = fread($fp, ($limit == 0 || $limit > 8192 ? 8192 : $limit));
$return .= $data;
if($limit)
{
$limit -= strlen($data);
$stop = $limit <= 0;
}
}
}
@fclose($fp);
return $return;
}
}
/**
* 危险 HTML代码过滤器
*
* @param string $html 需要过滤的html代码
*
* @return string
*/
function html_filter($html)
{
$filter = array(
“/\s/”,
“/<(\/?)(script|i?frame|style|html|body|title|link|\?|\%)([^>]*?)>/isU”,//object|meta|
“/(<[^>]*)on[a-zA-Z]\s*=([^>]*>)/isU”,
);
$replace = array(
” “,
“<\\1\\2\\3>”,
“\\1\\2″,
);
$str = preg_replace($filter,$replace,$html);
return $str;
}
/**
* 清理系统所有编译文件，缓存文件、模板结构数据
*
* @author wj
* @param void
*
* @return void
*/
function clean_cache()
{
/*清理缓存*/
$cache_dirs = array(
ROOT_PATH . ‘/temp/caches’,
ROOT_PATH . ‘/temp/compiled/mall/admin’,
ROOT_PATH . ‘/temp/compiled/mall/’,
ROOT_PATH . ‘/temp/compiled/store/admin’,
ROOT_PATH . ‘/temp/compiled/store’,
ROOT_PATH . ‘/temp/js’,
ROOT_PATH . ‘/temp/query_caches’,
ROOT_PATH . ‘/temp/tag_caches’,
ROOT_PATH . ‘/temp/style’,
);
foreach ($cache_dirs as $dir)
{
$d = dir($dir);
if ($d)
{
while (false !== ($entry = $d->read()))
{
if($entry!=’.’ && $entry!=’..’ && $entry != ‘.svn’ && $entry != ‘admin’ && $entry != ‘index.html’)
{
ecm_rmdir($dir . ‘/’. $entry);
}
}
$d->close();
}
}
/*主分类缓存数据*/
if (is_file(ROOT_PATH . ‘/temp/query_caches/cache_category.php’))
{
unlink(ROOT_PATH . ‘/temp/query_caches/cache_category.php’);
}
/*清除一个周前图片缓存并回收多余目录*/
$expiry_time = strtotime(‘-1 week’);
$path = ROOT_PATH . ‘/temp/thumb’;
$d = dir($path);
if ($d)
{
while(false !== ($entry = $d->read()))
{
if ($entry!=’.’ && $entry!= ‘..’ && $entry != ‘.svn’ && is_dir(($dir = ($path . ‘/’ . $entry))))
{
$sd = dir($dir);
if ($sd)
{
$left_dir_count = 0;
while(false !== ($entry = $sd->read()))
{
if ($entry!=’.’ && $entry!= ‘..’ && is_dir(($subdir = ($dir . ‘/’ . $entry))))
{
$fsd = dir($subdir);
$left_file_count = 0;
while (false !== ($entry= $fsd->read()))
{
if ($entry!=’.’ && $entry!=’..’ && $entry != ‘index.htm’ && is_file(($file =$subdir . ‘/’ . $entry)))
{
if (filemtime($file) < $expiry_time)
{
unlink($file);
}
else
{
$left_file_count ++;
}
}
}
$fsd->close();
if ($left_file_count == 0)
{
//清除空目录
ecm_rmdir($subdir);
}
else
{
$left_dir_count ++;
}
}
}
$sd->close();
if ($left_dir_count == 0) ecm_rmdir($dir);
}
}
}
$d->close();
}
}
/**
* 如果系统不存在file_put_contents函数则声明该函数
*
* @author wj
* @param string $file
* @param mix $data
* @return int
*/
if (!function_exists(‘file_put_contents’))
{
define(‘FILE_APPEND’, ‘FILE_APPEND’);
if (!defined(‘LOCK_EX’))
{
define(‘LOCK_EX’, ‘LOCK_EX’);
}
function file_put_contents($file, $data, $flags = ”)
{
$contents = (is_array($data)) ? implode(”, $data) : $data;
$mode = ($flags == ‘FILE_APPEND’) ? ‘ab+’ : ‘wb’;
if (($fp = @fopen($file, $mode)) === false)
{
return false;
}
else
{
$bytes = fwrite($fp, $contents);
fclose($fp);
return $bytes;
}
}
}
/**
* 去除字符串右侧可能出现的乱码
*
* @author wj
* @param string $str 字符串
*
*
* @return string
*/
function trim_right($str)
{
$len = strlen($str);
/* 为空或单个字符直接返回 */
if ($len == 0 || ord($str{$len-1}) < 127)
{
return $str;
}
/* 有前导字符的直接把前导字符去掉 */
if (ord($str{$len-1}) >= 192)
{
return substr($str, 0, $len-1);
}
/* 有非独立的字符，先把非独立字符去掉，再验证非独立的字符是不是一个完整的字，不是连原来前导字符也截取掉 */
$r_len = strlen(rtrim($str, “\x80..\xBF”));
if ($r_len == 0 || ord($str{$r_len-1}) < 127)
{
return sub_str($str, 0, $r_len);
}
$as_num = ord(~$str{$r_len -1});
if ($as_num > (1<<(6 + $r_len – $len)))
{
return $str;
}
else
{
return substr($str, 0, $r_len-1);
}
}
/**
* 通过该函数运行函数可以抑制错误
*
* @author weberliu
* @param string $fun 要屏蔽错误的函数名
* @return mix 函数执行结果
*/
function _at($fun)
{
$arg = func_get_args();
unset($arg[0]);
restore_error_handler();
$ret_val = @call_user_func_array($fun, $arg);
reset_error_handler();
return $ret_val;
}
/**
* 调用外部函数
*
* @author weberliu
* @param string $func
* @param array $params
*
* @return mixed
*/
function outer_call($func, $params=null)
{
restore_error_handler();
$res = call_user_func_array($func, $params);
set_error_handler(‘exception_handler’);
return $res;
}
function reset_error_handler()
{
set_error_handler(‘exception_handler’);
}
/**
* 返回是否是通过浏览器访问的页面
*
* @author wj
* @param void
* @return boolen
*/
function is_from_browser()
{
static $ret_val = null;
if ($ret_val === null)
{
$ret_val = false;
$ua = isset($_SERVER[‘HTTP_USER_AGENT’]) ? strtolower($_SERVER[‘HTTP_USER_AGENT’]) : ”;
if ($ua)
{
if ((strpos($ua, ‘mozilla’) !== false) && ((strpos($ua, ‘msie’) !== false) || (strpos($ua, ‘gecko’) !== false)))
{
$ret_val = true;
}
elseif (strpos($ua, ‘opera’))
{
$ret_val = true;
}
}
}
return $ret_val;
}
/**
* 从文件或数组中定义常量
*
* @author Garbin
* @param mixed $source
* @return void
*/
function ecm_define($source)
{
if (is_string($source))
{
/* 导入数组 */
$source = include($source);
}
if (!is_array($source))
{
/* 不是数组，无法定义 */
return false;
}
foreach ($source as $key => $value)
{
if (is_string($value) || is_numeric($value) || is_bool($value) || is_null($value))
{
/* 如果是可被定义的，则定义 */
define(strtoupper($key), $value);
}
}
}
/**
* 获取当前时间的微秒数
*
* @author Garbin
* @return float
*/
function ecm_microtime()
{
if (PHP_VERSION >= 5.0)
{
return microtime(true);
}
else
{
list($usec, $sec) = explode(” “, microtime());
return ((float)$usec + (float)$sec);
}
}
?>
