* db->user = 'wwccss'; * helper::setMember('lang', 'db.user', 'chunsheng.wang'); * ?> * * @param string $objName the var name of the object. * @param string $key the key of the member, can be parent.child. * @param mixed $value the value to be set. * @static * @access public * @return bool */ static public function setMember($objName, $key, $value) { global $$objName; if(!is_object($$objName) or empty($key)) return false; $key = str_replace('.', '->', $key); $value = serialize($value); $code = ("\$${objName}->{$key}=unserialize(<< * 'value1', 'var2' => 'value2'); * ?> * * @param string $moduleName module name * @param string $methodName method name * @param string|array $vars the params passed to the method, can be array('key' => 'value') or key1=value1&key2=value2) or key1=value1&key2=value2 * @param string $viewType the view type * @param bool $onlybody whether onlybody * @static * @access public * @return string the link string. */ static public function createLink($moduleName, $methodName = 'index', $vars = '', $viewType = '', $onlybody = false) { global $app, $config; $appName = $app->getAppName(); $appName = empty($appName) ? '' : $appName . '/'; if(strpos($moduleName, '.') !== false) list($appName, $moduleName) = explode('.', $moduleName); $link = $config->requestType == 'PATH_INFO' ? $config->webRoot . $appName : $config->webRoot . $appName . basename($_SERVER['SCRIPT_NAME']); if($config->requestType == 'PATH_INFO2') $link .= '/'; /* 设置视图类型和变量。 */ /* Set the view type and vars. */ if(empty($viewType)) $viewType = $app->getViewType(); if(!is_array($vars)) parse_str($vars, $vars); /* PATH_INFO方式。 */ /* The PATH_INFO and PATH_INFO2 type. */ if($config->requestType != 'GET') { /* 如果方法名与默认方法相等，并且参数是空的，转换为友好的链接地址。 */ /* If the method equal the default method defined in the config file and the vars is empty, convert the link. */ if($methodName == $config->default->method and empty($vars)) { /* 如果模块名与默认模块名相等，转换为index.html。*/ /* If the module also equal the default module, change index-index to index.html. */ if($moduleName == $config->default->module) { $link .= 'index.' . $viewType; } elseif($viewType == $app->getViewType()) { $link .= $moduleName . '/'; } else { $link .= $moduleName . '.' . $viewType; } } else { $link .= "$moduleName{$config->requestFix}$methodName"; foreach($vars as $value) $link .= "{$config->requestFix}$value"; $link .= '.' . $viewType; } } else { $link .= "?{$config->moduleVar}=$moduleName&{$config->methodVar}=$methodName"; if($viewType != 'html') $link .= "&{$config->viewVar}=" . $viewType; foreach($vars as $key => $value) $link .= "&$key=$value"; } /* if page has onlybody param then add this param in all link. the param hide header and footer. */ if($onlybody or isonlybody()) { $onlybody = $config->requestType != 'GET' ? "?onlybody=yes" : "&onlybody=yes"; $link .= $onlybody; } return $link; } /** * 引用一个文件，替换内置的include及require方法 * Import a file instend of include or require. * * @param string $file the file to be imported. * @static * @access public * @return bool */ static public function import($file) { if(!is_file($file)) return false; static $includedFiles = array(); if(!isset($includedFiles[$file])) { include $file; $includedFiles[$file] = true; return true; } return true; } /** * 设置一个模块的model文件，如果存在model扩展，一起合并 * Set the model file of one module. If there's an extension file, merge it with the main model file. * * @param string $moduleName the module name * @param string $appName the app name * @static * @access public * @return string the model file */ static public function setModelFile($moduleName, $appName = '') { global $app; if($appName == '') $appName = $app->getAppName(); /* 设置主model文件，扩展文件和路径。 */ /* Set the main model file, extension path and files. */ $mainModelFile = $app->getModulePath($appName, $moduleName) . 'model.php'; $modelExtPaths = $app->getModuleExtPath($appName, $moduleName, 'model'); $hookFiles = array(); $extFiles = array(); foreach($modelExtPaths as $modelExtPath) { if(empty($modelExtPath)) continue; $hookFiles = array_merge($hookFiles, helper::ls($modelExtPath . 'hook/', '.php')); $extFiles = array_merge($extFiles, helper::ls($modelExtPath, '.php')); } /* Get ext's app name from realname. */ if($appName) $extAppName = basename(dirname(dirname(dirname($modelExtPath)))); /* 如果没有扩展文件，返回主文件目录。 */ /* If no extension file, return the main file directly. */ if(empty($extFiles) and empty($hookFiles)) return $mainModelFile; /* 通过对比合并后的缓存文件和扩展文件的修改时间，确定是否要重新生成缓存 */ /* Else, judge whether needed update or not .*/ $extModelPrefix = empty($app->siteCode) ? '' : $app->siteCode{0} . DS . $app->siteCode; $mergedModelDir = $app->getTmpRoot() . 'model' . DS . $extModelPrefix . DS; $mergedModelFile = $mergedModelDir . (empty($app->siteCode) ? '' : $app->siteCode . '.') . $moduleName . '.php'; $needUpdate = false; $lastTime = file_exists($mergedModelFile) ? filemtime($mergedModelFile) : 0; if(!is_dir($mergedModelDir)) mkdir($mergedModelDir, 0755, true); while(!$needUpdate) { foreach($extFiles as $extFile) if(filemtime($extFile) > $lastTime) break 2; foreach($hookFiles as $hookFile) if(filemtime($hookFile) > $lastTime) break 2; $modelExtPath = $modelExtPaths['common']; $modelHookPath = $modelExtPaths['common'] . 'hook/'; if(is_dir($modelExtPath ) and filemtime($modelExtPath) > $lastTime) break; if(is_dir($modelHookPath) and filemtime($modelHookPath) > $lastTime) break; if($modelExtPaths['site']) { $modelExtPath = $modelExtPaths['site']; $modelHookPath = $modelExtPaths['site'] . 'hook/'; if(is_dir($modelExtPath ) and filemtime($modelExtPath) > $lastTime) break; if(is_dir($modelHookPath) and filemtime($modelHookPath) > $lastTime) break; } if(filemtime($mainModelFile) > $lastTime) break; return $mergedModelFile; } /* If loaded zend opcache module, turn off cache when create tmp model file to avoid the conflics. */ if(extension_loaded('Zend OPcache')) ini_set('opcache.enable', 0); /* Update the cache file. */ $modelClass = $moduleName . 'Model'; $extModelClass = 'ext' . $modelClass; $extTmpModelClass = 'tmpExt' . $modelClass; $modelLines = "siteCode) ? '' : $app->siteCode . '.') . $moduleName . '.php'; if(!@file_put_contents($tmpMergedModelFile, $modelLines)) { die("ERROR: $tmpMergedModelFile not writable, please make sure the " . dirname($tmpMergedModelFile) . ' directory exists and writable'); } if(!class_exists($extTmpModelClass)) include $tmpMergedModelFile; /* Get hook codes need to merge. */ $hookCodes = array(); foreach($hookFiles as $hookFile) { $fileName = baseName($hookFile); list($method) = explode('.', $fileName); $hookCodes[$method][] = self::removeTagsOfPHP($hookFile); } /* Cycle the hook methods and merge hook codes. */ $hookedMethods = array_keys($hookCodes); $mainModelCodes = file($mainModelFile); $mergedModelCodes = file($tmpMergedModelFile); foreach($hookedMethods as $method) { /* Reflection the hooked method to get it's defined position. */ $methodRelfection = new reflectionMethod($extTmpModelClass, $method); $definedFile = $methodRelfection->getFileName(); $startLine = $methodRelfection->getStartLine() . ' '; $endLine = $methodRelfection->getEndLine() . ' '; /* Merge hook codes. */ $oldCodes = $definedFile == $tmpMergedModelFile ? $mergedModelCodes : $mainModelCodes; $oldCodes = join("", array_slice($oldCodes, $startLine - 1, $endLine - $startLine + 1)); $openBrace = strpos($oldCodes, '{'); $newCodes = substr($oldCodes, 0, $openBrace + 1) . "\n" . join("\n", $hookCodes[$method]) . substr($oldCodes, $openBrace + 1); /* Replace it. */ if($definedFile == $tmpMergedModelFile) { $modelLines = str_replace($oldCodes, $newCodes, $modelLines); } else { $modelLines = str_replace($replaceMark, $newCodes . "\n$replaceMark", $modelLines); } } unlink($tmpMergedModelFile); /* Save it. */ $modelLines = str_replace($extTmpModelClass, $extModelClass, $modelLines); file_put_contents($mergedModelFile, $modelLines); return $mergedModelFile; } /** * Remove tags of PHP * * @param string $fileName * @static * @access public * @return string */ static public function removeTagsOfPHP($fileName) { $code = trim(file_get_contents($fileName)); if(strpos($code, '') !== false) $code = rtrim($code, '?>'); return trim($code); } /** * 将数组转化成 IN( 'a', 'b') 的形式，用于数据库字符串拼接 * Create the in('a', 'b') string. * * @param string|array $ids the id lists, can be a array or a string with ids joined with comma. * @static * @access public * @return string the string like IN('a', 'b'). */ static public function dbIN($ids) { if(is_array($ids)) { if(!function_exists('get_magic_quotes_gpc') or !get_magic_quotes_gpc()) { foreach ($ids as $key=>$value) $ids[$key] = addslashes($value); } return "IN ('" . join("','", $ids) . "')"; } if(!function_exists('get_magic_quotes_gpc') or !get_magic_quotes_gpc()) $ids = addslashes($ids); return "IN ('" . str_replace(',', "','", str_replace(' ', '', $ids)) . "')"; } /** * base64编码，框架对'/'字符比较敏感，转换为'.' * Create safe base64 encoded string for the framework. * * @param string $string the string to encode. * @static * @access public * @return string encoded string. */ static public function safe64Encode($string) { return strtr(base64_encode($string), '/', '.'); } /** * 解码base64，先将之前的'.' 转换回'/' * Decode the string encoded by safe64Encode. * * @param string $string the string to decode * @static * @access public * @return string decoded string. */ static public function safe64Decode($string) { return base64_decode(strtr($string, '.', '/')); } /** * Json encode and addslashe if magic_quotes_gpc is on. * * @param mixed $data the object to encode * @static * @access public * @return string decoded string. */ static public function jsonEncode($data) { return (version_compare(phpversion(), '5.4', '<') and function_exists('get_magic_quotes_gpc') and get_magic_quotes_gpc()) ? addslashes(json_encode($data)) : json_encode($data); } /** * 判断是否是utf8编码 * Judge a string is utf-8 or not. * * @param string $string * @author hmdker@gmail.com * @see http://php.net/manual/en/function.mb-detect-encoding.php * @static * @access public * @return bool */ static public function isUTF8($string) { $c = 0; $b = 0; $bits = 0; $len = strlen($string); for($i=0; $i<$len; $i++) { $c = ord($string[$i]); if($c > 128) { if(($c >= 254)) return false; elseif($c >= 252) $bits=6; elseif($c >= 248) $bits=5; elseif($c >= 240) $bits=4; elseif($c >= 224) $bits=3; elseif($c >= 192) $bits=2; else return false; if(($i+$bits) > $len) return false; while($bits > 1) { $i++; $b=ord($string[$i]); if($b < 128 || $b > 191) return false; $bits--; } } } return true; } /** * 计算两个日期相差的天数，取整 * Compute the diff days of two date. * * @param string $date1 the first date. * @param string $date2 the sencode date. * @access public * @return int the diff of the two days. */ static public function diffDate($date1, $date2) { return round((strtotime($date1) - strtotime($date2)) / 86400, 0); } /** * 获取当前时间，使用common语言文件定义的DT_DATETIME1常量 * Get now time use the DT_DATETIME1 constant defined in the lang file. * * @access public * @return datetime now */ static public function now() { return date(DT_DATETIME1); } /** * 获取当前日期，使用common语言文件定义的DT_DATE1常量 * Get today according to the DT_DATE1 constant defined in the lang file. * * @access public * @return date today */ static public function today() { return date(DT_DATE1); } /** * 获取当前日期，使用common语言文件定义的DT_DATE1常量 * Get now time use the DT_TIME1 constant defined in the lang file. * * @access public * @return date today */ static public function time() { return date(DT_TIME1); } /** * 判断日期是不是零 * Judge a date is zero or not. * * @access public * @return bool */ static public function isZeroDate($date) { return substr($date, 0, 4) == '0000'; } /** * 列出目录中符合该正则表达式的文件 * Get files match the pattern under one directory. * * @access public * @return array the files match the pattern */ static public function ls($dir, $pattern = '') { if(empty($dir)) return array(); $files = array(); $dir = realpath($dir); if(is_dir($dir)) $files = glob($dir . DIRECTORY_SEPARATOR . '*' . $pattern); return empty($files) ? array() : $files; } /** * 切换目录 * Change directory. * * @param string $path * @static * @access public * @return void */ static function cd($path = '') { static $cwd = ''; if($path) $cwd = getcwd(); !empty($path) ? chdir($path) : chdir($cwd); } /** * 去掉UTF8 Bom头 * Remove UTF8 Bom * * @param string $string * @access public * @return string */ public static function removeUTF8Bom($string) { if(substr($string, 0, 3) == pack('CCC', 239, 187, 191)) return substr($string, 3); return $string; } /** * 通过域名获取站点代号。 * Get siteCode from domain. * @param string $domain * @return string $siteCode **/ public static function getSiteCode($domain) { global $config; if(strpos($domain, ':') !== false) $domain = substr($domain, 0, strpos($domain, ':')); // Remove port from domain. $domain = strtolower($domain); if(isset($config->siteCode[$domain])) return $config->siteCode[$domain]; if($domain == 'localhost') return $domain; if(!preg_match('/^([a-z0-9\-_]+\.)+[a-z0-9\-]+$/', $domain)) die('domain denied'); $domain = str_replace('-', '_', $domain); // Replace '-' by '_'. $items = explode('.', $domain); $postfix = str_replace($items[0] . '.', '', $domain); if(isset($config->chanzhi->node->domain) and $postfix == $config->chanzhi->node->domain) return $items[0]; if(isset($config->domainPostfix) and strpos($config->domainPostfix, "|$postfix|") !== false) return $items[0]; $postfix = str_replace($items[0] . '.' . $items[1] . '.', '', $domain); if(isset($config->domainPostfix) and strpos($config->domainPostfix, "|$postfix|") !== false) return $items[1]; return null; } /** * 增强substr方法：支持多字节语言，比如中文。 * Enhanced substr version: support multibyte languages like Chinese. * * @param string $string * @param int $length * @param string $append * @return string **/ public static function substr($string, $length, $append = '') { if (strlen($string) <= $length ) $append = ''; if(function_exists('mb_substr')) return mb_substr($string, 0, $length, 'utf-8') . $append; preg_match_all("/./su", $string, $data); return join("", array_slice($data[0], 0, $length)) . $append; } /** * 检查是否是SEO模式 * Check in seo mode or not. * * return bool */ public static function inSeoMode() { global $config; return (!empty($config->seoMode) and ($config->requestType != 'GET')); } /** * 检查是否是AJAX请求 * Check is ajax request. * * @static * @access public * @return bool */ public static function isAjaxRequest() { return isset($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest'; } /** * 301跳转 * Header 301 Moved Permanently. * * @param string $locate * @access public * @return void */ public static function header301($locate) { header('HTTP/1.1 301 Moved Permanently'); die(header('Location:' . $locate)); } /** * 获取浏览器类型。 * Get browser. * * @access public * @return string */ public static function getBrowser() { if(empty($_SERVER['HTTP_USER_AGENT'])) return 'unknow'; $agent = $_SERVER["HTTP_USER_AGENT"]; if(strpos($agent, 'MSIE') !== false || strpos($agent, 'rv:11.0')) { return "ie"; } else if(strpos($agent, 'Firefox') !== false) { return "firefox"; } else if(strpos($agent, 'Chrome') !== false) { return "chrome"; } else if(strpos($agent, 'Opera') !== false) { return 'opera'; } else if((strpos($agent, 'Chrome') == false) && strpos($agent, 'Safari') !== false) { return 'safari'; } else { return 'unknown'; } } /** * 获取浏览器版本 * Get browser version. * * @access public * @return string */ public static function getBrowserVersion() { if(empty($_SERVER['HTTP_USER_AGENT'])) return 'unknow'; $agent = $_SERVER['HTTP_USER_AGENT']; if(preg_match('/MSIE\s(\d+)\..*/i', $agent, $regs)) { return $regs[1]; } else if(preg_match('/FireFox\/(\d+)\..*/i', $agent, $regs)) { return $regs[1]; } else if(preg_match('/Opera[\s|\/](\d+)\..*/i', $agent, $regs)) { return $regs[1]; } else if(preg_match('/Chrome\/(\d+)\..*/i', $agent, $regs)) { return $regs[1]; } else if((strpos($agent,'Chrome') == false) && preg_match('/Safari\/(\d+)\..*$/i', $agent, $regs)) { return $regs[1]; } else if(preg_match('/rv:(\d+)\..*/i', $agent, $regs)) { return $regs[1]; } else { return 'unknow'; } } /** * 获取客户端操作系统 * Get client os from agent info. * * @static * @access public * @return string */ public static function getOS() { if(empty($_SERVER['HTTP_USER_AGENT'])) return 'unknow'; $osList = array( '/windows nt 10/i' => 'Windows 10', '/windows nt 6.3/i' => 'Windows 8.1', '/windows nt 6.2/i' => 'Windows 8', '/windows nt 6.1/i' => 'Windows 7', '/windows nt 6.0/i' => 'Windows Vista', '/windows nt 5.2/i' => 'Windows Server 2003/XP x64', '/windows nt 5.1/i' => 'Windows XP', '/windows xp/i' => 'Windows XP', '/windows nt 5.0/i' => 'Windows 2000', '/windows me/i' => 'Windows ME', '/win98/i' => 'Windows 98', '/win95/i' => 'Windows 95', '/win16/i' => 'Windows 3.11', '/macintosh|mac os x/i' => 'Mac OS X', '/mac_powerpc/i' => 'Mac OS 9', '/linux/i' => 'Linux', '/ubuntu/i' => 'Ubuntu', '/iphone/i' => 'iPhone', '/ipod/i' => 'iPod', '/ipad/i' => 'iPad', '/android/i' => 'Android', '/blackberry/i' => 'BlackBerry', '/webos/i' => 'Mobile' ); foreach ($osList as $regex => $value) { if(preg_match($regex, $_SERVER['HTTP_USER_AGENT'])) return $value; } return 'unknown'; } /** * 设置$viewType，html还是mhtml或其他。 * Set viewType. * * @static * @access public * @return void */ public static function setViewType() { global $config, $app; if($config->requestType != 'GET') { $pathInfo = $app->getPathInfo(); if(!empty($pathInfo)) { $dotPos = strrpos($pathInfo, '.'); if($dotPos) { $viewType = substr($pathInfo, $dotPos + 1); } else { $config->default->view = $config->default->view == 'mhtml' ? 'html' : $config->default->view; } } } elseif($config->requestType == 'GET') { if(isset($_GET[$config->viewVar])) { $viewType = $_GET[$config->viewVar]; } else { /* Set default view when url has not module name. such as only domain. */ $config->default->view = ($config->default->view == 'mhtml' and isset($_GET[$config->moduleVar])) ? 'html' : $config->default->view; } } if(isset($viewType) and strpos($config->views, ',' . $viewType . ',') === false) $viewType = $config->default->view; $app->viewType = isset($viewType) ? $viewType : $config->default->view; } /** * 数据配置合并到主配置 * Merge config items in database and config files. * * @param array $dbConfig * @param string $moduleName * @static * @access public * @return void */ public static function mergeConfig($dbConfig, $moduleName = 'common') { global $config; $config2Merge = $config; if($moduleName != 'common') $config2Merge = $config->$moduleName; foreach($dbConfig as $item) { foreach($item as $record) { if(!is_object($record)) { if($item->section and !isset($config2Merge->{$item->section})) $config2Merge->{$item->section} = new stdclass(); $configItem = $item->section ? $config2Merge->{$item->section} : $config2Merge; if($item->key) $configItem->{$item->key} = $item->value; break; } if($record->section and !isset($config2Merge->{$record->section})) $config2Merge->{$record->section} = new stdclass(); $configItem = $record->section ? $config2Merge->{$record->section} : $config2Merge; if($record->key) $configItem->{$record->key} = $record->value; } } } /** * 将字符串中的字符统一到标准字符。 * Unify string to standard chars. * * @param string $string * @param string $to * @static * @access public * @return string */ public static function unify($string, $to = ',') { $labels = array('_', '、', ' ', '-', '?', '@', '&', '%', '~', '`', '+', '*', '/', '\\', '，', '。'); $string = str_replace($labels, $to, $string); return preg_replace("/[{$to}]+/", $to, trim($string, $to)); } /** * 获取远程IP。 * Get remote ip. * * @access public * @return string */ public static function getRemoteIp() { $ip = ''; if(!empty($_SERVER['HTTP_CLIENT_IP'])) { $ip = $_SERVER['HTTP_CLIENT_IP']; } else if(!empty($_SERVER["HTTP_X_FORWARDED_FOR"])) { $ip = $_SERVER["HTTP_X_FORWARDED_FOR"]; } else if(!empty($_SERVER["REMOTE_ADDR"])) { $ip = $_SERVER["REMOTE_ADDR"]; } return $ip; } /** * 检查IP是否在给定的IP范围内。 * check ip is in network. * * @param string $ip * @param string $network * @access public * @return void */ public static function checkIpScope($ip, $network) { if(strpos($network, '/') === false) return $ip == $network; $ip = (double) (sprintf("%u", ip2long($ip))); $s = explode('/', $network); $networkStart = (double) (sprintf("%u", ip2long($s[0]))); $networkLen = pow(2, 32 - $s[1]); $networkEnd = $networkStart + $networkLen - 1; if ($ip >= $networkStart && $ip <= $networkEnd) { return true; } return false; } /** * 检查IP是否合法。 * Check ip avaliable. * * @param string $ip * @access public * @return bool */ public static function checkIP($ip) { $ip = trim($ip); if(strpos($ip, '/') !== false) { $s = explode('/', $ip); preg_match('/^(((25[0-5])|(2[0-4]\d)|(1\d\d)|([1-9]\d)|\d)(\.((25[0-5])|(2[0-4]\d)|(1\d\d)|([1-9]\d)|\d)){3})$/', $s[0], $matches); if(!empty($matches) and $s[1] > 0 and $s[1] < 36) return true; } else { preg_match('/^(((25[0-5])|(2[0-4]\d)|(1\d\d)|([1-9]\d)|\d)(\.((25[0-5])|(2[0-4]\d)|(1\d\d)|([1-9]\d)|\d)){3})$/', $ip, $matches); if(!empty($matches)) return true; } return false; } /** * 创建随机的字符串。 * Create random string. * * @param int $length * @param string $skip A-Z|a-z|0-9 * @static * @access public * @return void */ public static function createRandomStr($length, $skip = '') { $str = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $skip = str_replace('A-Z', 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', $skip); $skip = str_replace('a-z', 'abcdefghijklmnopqrstuvwxyz', $skip); $skip = str_replace('0-9', '0123456789', $skip); for($i = 0; $i < strlen($skip); $i++) { $str = str_replace($skip[$i], '', $str); } $strlen = strlen($str); while($length > strlen($str)) $str .= $str; $str = str_shuffle($str); return substr($str,0,$length); } /** * 获取设备类型。 * Get device. * * @access public * @return void */ public static function getClientDevice() { global $app, $config; $viewType = $app->getViewType(); if($viewType == 'mhtml') return 'mobile'; if(isset($_COOKIE['visualDevice'])) return $_COOKIE['visualDevice']; /* Detect mobile. */ $mobile = $app->loadClass('mobile'); if($mobile->isMobile()) { if(!isset($config->template->mobile)) return 'desktop'; if(isset($config->site->mobileTemplate) and $config->site->mobileTemplate == 'close') return 'desktop'; return 'mobile'; } return 'desktop'; } } /** * helper::createLink()的别名，方便创建本模块的链接 * The short alias of helper::createLink() method. * * @param string $methodName the method name * @param string|array $vars the params passed to the method, can be array('key' => 'value') or key1=value1&key2=value2) * @param string $viewType * @return string the link string. */ function inLink($methodName = 'index', $vars = '', $viewType = '') { global $app; return helper::createLink($app->getModuleName(), $methodName, $vars, $viewType); } /** * 通过一个静态游标，可以遍历数组 * Static cycle a array * * @param array $items the array to be cycled. * @return mixed */ function cycle($items) { static $i = 0; if(!is_array($items)) $items = explode(',', $items); if(!isset($items[$i])) $i = 0; return $items[$i++]; } /** * 获取当前时间的Unix时间戳，精确到微妙 * Get current microtime. * * @access public * @return float current time. */ function getTime() { list($usec, $sec) = explode(" ", microtime()); return ((float)$usec + (float)$sec); } /** * 打印变量的信息 * dump a var. * * @param mixed $var * @access public * @return void */ function a($var) { echo ""; print_r($var); echo ""; } /** * 判断是否内外IP。 * Judge the server ip is local or not. * * @access public * @return void */ function isLocalIP() { $serverIP = $_SERVER['SERVER_ADDR']; if($serverIP == '127.0.0.1') return true; if(strpos($serverIP, '10.60') !== false) return false; return !filter_var($serverIP, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE); } /** * 获取webRoot。 * Get web root. * * @access public * @return string */ function getWebRoot() { $path = $_SERVER['SCRIPT_NAME']; if(PHP_SAPI == 'cli') { $url = parse_url($_SERVER['argv'][1]); $path = empty($url['path']) ? '/' : rtrim($url['path'], '/'); $path = empty($path) ? '/' : preg_replace('/\/www$/', '/www/', $path); } return substr($path, 0, (strrpos($path, '/') + 1)); } /** * 检查是否是onlybody模式。 * Check exist onlybody param. * * @access public * @return void */ function isonlybody() { return (isset($_GET['onlybody']) and $_GET['onlybody'] == 'yes'); } /** * 格式化钱。 * Format money. * * @param float $money * @access public * @return string */ function formatMoney($money) { return trim(preg_replace('/\.0*$/', '', number_format($money, 2))); } /** * 格式化时间 * Format time. * * @param int $time * @param string $format * @access public * @return void */ function formatTime($time, $format = '') { $time = str_replace('0000-00-00', '', $time); $time = str_replace('00:00:00', '', $time); if(trim($time) == '') return ; if($format) return date($format, strtotime($time)); return trim($time); } /** * 检查可用curl ssl。 * Check curl ssl enabled. * * @access public * @return void */ function checkCurlSSL() { $version = curl_version(); return ($version['features'] & CURL_VERSION_SSL); } /** * 当数组/对象变量$var存在$key项时，返回存在的对应值或设定值，否则返回$key或不存在的设定值。 * When the $var has the $key, return it, esle result one default value. * * @param array|object $var * @param string|int $key * @param mixed $valueWhenNone value when the key not exits. * @param mixed $valueWhenExists value when the key exits. * @access public * @return string */ function zget($var, $key, $valueWhenNone = false, $valueWhenExists = false) { if(!is_array($var) and !is_object($var)) return false; $type = is_array($var) ? 'array' : 'object'; $checkExists = $type == 'array' ? isset($var[$key]) : isset($var->$key); if($checkExists) { if($valueWhenExists !== false) return $valueWhenExists; return $type == 'array' ? $var[$key] : $var->$key; } if($valueWhenNone !== false) return $valueWhenNone; return $key; } /** * 301跳转。 * Header lcoation 301. * * @param string $url * @access public * @return void */ function header301($url) { header('HTTP/1.1 301 Moved Permanently'); die(header('Location:' . $url)); } /** * 处理恶意参数. * Process evil params. * * @param string $value * @access public * @return void */ function processEvil($value) { global $config; if(strpos(htmlspecialchars_decode($value), 'framework->stripXSS) and $config->framework->stripXSS) { if(stripos($value, ' $values) { if(!is_array($values)) { $params[$item] = processEvil($values); if(processEvil($item) != $item) unset($params[$item]); } else { foreach($values as $key => $value) { if(is_array($value)) continue; $params[$item][$key] = processEvil($value); if(processEvil($key) != $key) unset($params[$item][$key]); } } } return $params; } /** * 获取主机地址。 * Get host URL. * * @access public * @return bool */ function getHostURL() { return ((isset($_SERVER['HTTPS']) and strtolower($_SERVER['HTTPS']) != 'off') ? 'https://' : 'http://') . $_SERVER['HTTP_HOST']; } /** * 判断requestType是否是GET类型。 * Check current request is GET. * * @access public * @return void */ function isGetUrl() { $webRoot = getWebRoot(); if(strpos($_SERVER['REQUEST_URI'], "{$webRoot}?") === 0) return true; if(strpos($_SERVER['REQUEST_URI'], "{$webRoot}index.php?") === 0) return true; if(strpos($_SERVER['REQUEST_URI'], "{$webRoot}index.php/?") === 0) return true; return false; } /** * 获取文件mime。 * Get file mime type. * * @param int $file * @access public * @return void */ function getFileMimeType($file) { if(function_exists('mime_content_type')) return mime_content_type($file); if(function_exists('finfo_open')) { $finfo = finfo_open(FILEINFO_MIME_TYPE); return finfo_file($finfo, $file); } return false; }