static $_info = array();

if(is_float($end)) { // 记录时间

$_info[$start] = $end;

}elseif(!empty($end)){ // 统计时间

if(!isset($_info[$end])) $_info[$end] = microtime(TRUE);

return number_format(($_info[$end]-$_info[$start]),$dec);

}else{ // 记录时间

$_info[$start] = microtime(TRUE);

}

static $_num = array();

if (!isset($_num[$key])) {

$_num[$key] = 0;

}

if (empty($step))

return $_num[$key];

else

$_num[$key] = $_num[$key] + (int) $step;

if ($type) {

return ucfirst(preg_replace("/_([a-zA-Z])/e", "strtoupper('\\1')", $name));

} else {

return strtolower(trim(preg_replace("/[A-Z]/", "_\\0", $name), "_"));

}

static $_importFiles = array();

if (!isset($_importFiles[$filename])) {

if (file_exists_case($filename)) {

require $filename;

$_importFiles[$filename] = true;

} else {

$_importFiles[$filename] = false;

}

}

return $_importFiles[$filename];

if (is_file($filename)) {

if (IS_WIN && C('APP_FILE_CASE')) {

if (basename(realpath($filename)) != basename($filename))

return false;

}

return true;

}

return false;

static $_file = array();

$class = str_replace(array('.', '#'), array('/', '.'), $class);

if ('' === $baseUrl && false === strpos($class, '/')) {

// 检查别名导入

return alias_import($class);

}

if (isset($_file[$class . $baseUrl]))

return true;

else

$_file[$class . $baseUrl] = true;

$class_strut = explode('/', $class);

if (empty($baseUrl)) {

if ('@' == $class_strut[0] || APP_NAME == $class_strut[0]) {

//加载当前项目应用类库

$baseUrl = dirname(LIB_PATH);

$class = substr_replace($class, basename(LIB_PATH).'/', 0, strlen($class_strut[0]) + 1);

}elseif ('think' == strtolower($class_strut[0])){ // think 官方基类库

$baseUrl = CORE_PATH;

$class = substr($class,6);

}elseif (in_array(strtolower($class_strut[0]), array('org', 'com'))) {

// org 第三方公共类库 com 企业公共类库

$baseUrl = LIBRARY_PATH;

}else { // 加载其他项目应用类库

$class = substr_replace($class, '', 0, strlen($class_strut[0]) + 1);

$baseUrl = APP_PATH . '../' . $class_strut[0] . '/'.basename(LIB_PATH).'/';

}

}

if (substr($baseUrl, -1) != '/')

$baseUrl .= '/';

$classfile = $baseUrl . $class . $ext;

if (!class_exists(basename($class),false)) {

// 如果类不存在 则导入类库文件

return require_cache($classfile);

}

$name = str_replace(array('.', '#'), array('/', '.'), $name);

if (empty($baseUrl)) {

if (0 === strpos($name, '@/')) {

//加载当前项目函数库

$baseUrl = COMMON_PATH;

$name = substr($name, 2);

} else {

//加载ThinkPHP 系统函数库

$baseUrl = EXTEND_PATH . 'Function/';

}

}

if (substr($baseUrl, -1) != '/')

$baseUrl .= '/';

require_cache($baseUrl . $name . $ext);

if (empty($baseUrl))

$baseUrl = VENDOR_PATH;

return import($class, $baseUrl, $ext);

static $_alias = array();

if (is_string($alias)) {

if(isset($_alias[$alias])) {

return require_cache($_alias[$alias]);

}elseif ('' !== $classfile) {

// 定义别名导入

$_alias[$alias] = $classfile;

return;

}

}elseif (is_array($alias)) {

$_alias = array_merge($_alias,$alias);

return;

}

return false;

if(empty($name)) return new Model;

static $_model = array();

$layer = $layer?$layer:C('DEFAULT_M_LAYER');

if(strpos($name,'://')) {// 指定项目

$name = str_replace('://','/'.$layer.'/',$name);

}else{

$name = C('DEFAULT_APP').'/'.$layer.'/'.$name;

}

if(isset($_model[$name])) return $_model[$name];

import($name.$layer);

$class = basename($name.$layer);

if(class_exists($class)) {

$model = new $class();

}else {

$model = new Model(basename($name));

}

$_model[$name] = $model;

return $model;

static $_model = array();

if(strpos($name,':')) {

list($class,$name) = explode(':',$name);

}else{

$class = 'Model';

}

$guid = $tablePrefix . $name . '_' . $class;

if (!isset($_model[$guid]))

$_model[$guid] = new $class($name,$tablePrefix,$connection);

return $_model[$guid];

static $_action = array();

$layer = $layer?$layer:C('DEFAULT_C_LAYER');

if(strpos($name,'://')) {// 指定项目

$name = str_replace('://','/'.$layer.'/',$name);

}else{

$name = '@/'.$layer.'/'.$name;

}

if(isset($_action[$name])) return $_action[$name];

import($name.$layer);

$class = basename($name.$layer);

if(class_exists($class,false)) {

$action = new $class();

$_action[$name] = $action;

return $action;

}else {

return false;

}

$info = pathinfo($url);

$action = $info['basename'];

$module = $info['dirname'];

$class = A($module,$layer);

if($class)

return call_user_func_array(array(&$class,$action),$vars);

else

return false;

static $_lang = array();

// 空参数返回所有定义

if (empty($name))

return $_lang;

// 判断语言获取(或设置)

// 若不存在,直接返回全大写$name

if (is_string($name)) {

$name = strtoupper($name);

if (is_null($value))

return isset($_lang[$name]) ? $_lang[$name] : $name;

$_lang[$name] = $value; // 语言定义

return;

}

// 批量定义

if (is_array($name))

$_lang = array_merge($_lang, array_change_key_case($name, CASE_UPPER));

return;

static $_config = array();

// 无参数时获取所有

if (empty($name)) {

if(!empty($value) && $array = cache('c_'.$value)) {

$_config = array_merge($_config, array_change_key_case($array));

}

return $_config;

}

// 优先执行设置获取或赋值

if (is_string($name)) {

if (!strpos($name, '.')) {

$name = strtolower($name);

if (is_null($value))

return isset($_config[$name]) ? $_config[$name] : null;

$_config[$name] = $value;

return;

}

// 二维数组设置和获取支持

$name = explode('.', $name);

$name[0] = strtolower($name[0]);

if (is_null($value))

return isset($_config[$name[0]][$name[1]]) ? $_config[$name[0]][$name[1]] : null;

$_config[$name[0]][$name[1]] = $value;

return;

}

// 批量设置

if (is_array($name)){

$_config = array_merge($_config, array_change_key_case($name));

if(!empty($value)) {// 保存配置值

cache('c_'.$value,$_config);

}

return;

}

return null; // 避免非法参数

// 系统标签扩展

$extends = C('extends.' . $tag);

// 应用标签扩展

$tags = C('tags.' . $tag);

if (!empty($tags)) {

if(empty($tags['_overlay']) && !empty($extends)) { // 合并扩展

$tags = array_unique(array_merge($extends,$tags));

}elseif(isset($tags['_overlay'])){ // 通过设置 '_overlay'=>1 覆盖系统标签

unset($tags['_overlay']);

}

}elseif(!empty($extends)) {

$tags = $extends;

}

if($tags) {

if(APP_DEBUG) {

G($tag.'Start');

trace('[ '.$tag.' ] --START--','','INFO');

}

// 执行扩展

foreach ($tags as $key=>$name) {

if(!is_int($key)) { // 指定行为类的完整路径 用于模式扩展

$name = $key;

}

B($name, $params);

}

if(APP_DEBUG) { // 记录行为的执行日志

trace('[ '.$tag.' ] --END-- [ RunTime:'.G($tag.'Start',$tag.'End',6).'s ]','','INFO');

}

}else{ // 未执行任何行为 返回false

return false;

}

$array = C('tags.'.$tag);

if(!$array) {

$array = array();

}

if($path) {

$array[$behavior] = $path;

}else{

$array[] = $behavior;

}

C('tags.'.$tag,$array);

$class = $name . 'Filter';

require_cache(LIB_PATH . 'Filter/' . $class . '.class.php');

$filter = new $class();

$content = $filter->run($content);

$class = $name.'Behavior';

G('behaviorStart');

$behavior = new $class();

$behavior->run($params);

if(APP_DEBUG) { // 记录行为的执行日志

trace('Run '.$name.' Behavior [ RunTime:'.G('behaviorStart','behaviorEnd',6).'s ]','','INFO');

}

$class = $name . 'Widget';

require_cache(LIB_PATH . 'Widget/' . $class . '.class.php');

if (!class_exists($class))

throw_exception(L('_CLASS_NOT_EXIST_') . ':' . $class);

$widget = Think::instance($class);

$content = $widget->render($data);

if ($return)

return $content;

else

echo $content;

$stripStr = '';

//分析php源码

$tokens = token_get_all($content);

$last_space = false;

for ($i = 0, $j = count($tokens); $i < $j; $i++) {

if (is_string($tokens[$i])) {

$last_space = false;

$stripStr .= $tokens[$i];

} else {

switch ($tokens[$i][0]) {

//过滤各种PHP注释

case T_COMMENT:

case T_DOC_COMMENT:

break;

//过滤空格

case T_WHITESPACE:

if (!$last_space) {

$stripStr .= ' ';

$last_space = true;

}

break;

case T_START_HEREDOC:

$stripStr .= "<<<THINK\n";

break;

case T_END_HEREDOC:

$stripStr .= "THINK;\n";

for($k = $i+1; $k < $j; $k++) {

if(is_string($tokens[$k]) && $tokens[$k] == ';') {

$i = $k;

break;

} else if($tokens[$k][0] == T_CLOSE_TAG) {

break;

}

}

break;

default:

$last_space = false;

$stripStr .= $tokens[$i][1];

}

}

}

return $stripStr;

$content = file_get_contents($filename);

// 替换预编译指令

$content = preg_replace('/\/\/\[RUNTIME\](.*?)\/\/\[\/RUNTIME\]/s', '', $content);

$content = substr(trim($content), 5);

if ('?>' == substr($content, -2))

$content = substr($content, 0, -2);

return $content;

$content = "\n";

foreach ($array as $key => $val) {

$key = strtoupper($key);

if($check) $content .= 'defined(\'' . $key . '\') or ';

if (is_int($val) || is_float($val)) {

$content .= "define('" . $key . "'," . $val . ');';

} elseif (is_bool($val)) {

$val = ($val) ? 'true' : 'false';

$content .= "define('" . $key . "'," . $val . ');';

} elseif (is_string($val)) {

$content .= "define('" . $key . "','" . addslashes($val) . "');";

}

$content .= "\n";

}

return $content;

static $_trace = array();

if('[think]' === $value){ // 获取trace信息

return $_trace;

}else{

$info = ($label?$label.':':'').print_r($value,true);

if((defined('IS_AJAX') && IS_AJAX) || !C('SHOW_PAGE_TRACE')) {

Log::record($info,$level);

}else{

if(!isset($_trace[$level])) {

$_trace[$level] = array();

}

$_trace[$level][] = $info;

}

}

}