|
<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2012 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
// $Id: functions.php 2702 2012-02-02 12:35:01Z liu21st $
/**
+------------------------------------------------------------------------------
* Think 命令行模式公共函数库
+------------------------------------------------------------------------------
* @category Think
* @package Common
* @author liu21st <liu21st@gmail.com>
* @version $Id: functions.php 2702 2012-02-02 12:35:01Z liu21st $
+------------------------------------------------------------------------------
*/
// 错误输出
function halt($error) {
exit($error);
}
// 自定义异常处理
function throw_exception($msg, $type='ThinkException', $code=0) {
halt($msg);
}
// 浏览器友好的变量输出
function dump($var, $echo=true, $label=null, $strict=true) {
$label = ($label === null) ? '' : rtrim($label) . ' ';
if (!$strict) {
if (ini_get('html_errors')) {
$output = print_r($var, true);
$output = "<pre>" . $label . htmlspecialchars($output, ENT_QUOTES) . "</pre>";
} else {
$output = $label . print_r($var, true);
}
} else {
ob_start();
var_dump($var);
$output = ob_get_clean();
if (!extension_loaded('xdebug')) {
$output = preg_replace("/\]\=\>\n(\s+)/m", "] => ", $output);
$output = '<pre>' . $label . htmlspecialchars($output, ENT_QUOTES) . '</pre>';
}
}
if ($echo) {
echo($output);
return null;
}else
return $output;
}
// 区间调试开始
function debug_start($label='') {
$GLOBALS[$label]['_beginTime'] = microtime(TRUE);
if (MEMORY_LIMIT_ON)
$GLOBALS[$label]['_beginMem'] = memory_get_usage();
}
// 区间调试结束，显示指定标记到当前位置的调试
function debug_end($label='') {
$GLOBALS[$label]['_endTime'] = microtime(TRUE);
echo '<div style="text-align:center;width:100%">Process ' . $label . ': Times ' . number_format($GLOBALS[$label]['_endTime'] - $GLOBALS[$label]['_beginTime'], 6) . 's ';
if (MEMORY_LIMIT_ON) {
$GLOBALS[$label]['_endMem'] = memory_get_usage();
echo ' Memories ' . number_format(($GLOBALS[$label]['_endMem'] - $GLOBALS[$label]['_beginMem']) / 1024) . ' k';
}
echo '</div>';
}
// 全局缓存设置和读取
function S($name, $value='', $expire='', $type='',$options=null) {
static $_cache = array();
alias_import('Cache');
//取得缓存对象实例
$cache = Cache::getInstance($type,$options);
if ('' !== $value) {
if (is_null($value)) {
// 删除缓存
$result = $cache->rm($name);
if ($result)
unset($_cache[$type . '_' . $name]);
return $result;
}else {
// 缓存数据
$cache->set($name, $value, $expire);
$_cache[$type . '_' . $name] = $value;
}
return;
}
if (isset($_cache[$type . '_' . $name]))
return $_cache[$type . '_' . $name];
// 获取缓存数据
$value = $cache->get($name);
$_cache[$type . '_' . $name] = $value;
return $value;
}
// 快速文件数据读取和保存 针对简单类型数据 字符串、数组
function F($name, $value='', $path=DATA_PATH) {
static $_cache = array();
$filename = $path . $name . '.php';
if ('' !== $value) {
if (is_null($value)) {
// 删除缓存
return unlink($filename);
} else {
// 缓存数据
$dir = dirname($filename);
// 目录不存在则创建
if (!is_dir($dir))
mkdir($dir);
return file_put_contents($filename, strip_whitespace("<?php\nreturn " . var_export($value, true) . ";\n?>"));
}
}
if (isset($_cache[$name]))
return $_cache[$name];
// 获取缓存数据
if (is_file($filename)) {
$value = include $filename;
$_cache[$name] = $value;
} else {
$value = false;
}
return $value;
}
// 取得对象实例 支持调用类的静态方法
function get_instance_of($name, $method='', $args=array()) {
static $_instance = array();
$identify = empty($args) ? $name . $method : $name . $method . to_guid_string($args);
if (!isset($_instance[$identify])) {
if (class_exists($name)) {
$o = new $name();
if (method_exists($o, $method)) {
if (!empty($args)) {
$_instance[$identify] = call_user_func_array(array(&$o, $method), $args);
} else {
$_instance[$identify] = $o->$method();
}
}
else
$_instance[$identify] = $o;
}
else
halt(L('_CLASS_NOT_EXIST_') . ':' . $name);
}
return $_instance[$identify];
}
// 根据PHP各种类型变量生成唯一标识号
function to_guid_string($mix) {
if (is_object($mix) && function_exists('spl_object_hash')) {
return spl_object_hash($mix);
} elseif (is_resource($mix)) {
$mix = get_resource_type($mix) . strval($mix);
} else {
$mix = serialize($mix);
}
return md5($mix);
}
// 加载扩展配置文件
function load_ext_file() {
// 加载自定义外部文件
if(C('LOAD_EXT_FILE')) {
$files = explode(',',C('LOAD_EXT_FILE'));
foreach ($files as $file){
$file = COMMON_PATH.$file.'.php';
if(is_file($file)) include $file;
}
}
// 加载自定义的动态配置文件
if(C('LOAD_EXT_CONFIG')) {
$configs = C('LOAD_EXT_CONFIG');
if(is_string($configs)) $configs = explode(',',$configs);
foreach ($configs as $key=>$config){
$file = CONF_PATH.$config.'.php';
if(is_file($file)) {
is_numeric($key)?C(include $file):C($key,include $file);
}
}
}
}
|
