/**
* Getting instance
*
* @return \Core\Loader
*/
public static function getInstance()
{
if (is_null(self::$_instance)) {
self::$_instance = new self();
}
return self::$_instance;
}
protected final function display($cacheId = null, $callback = null)
{
$className = strtolower(get_class($this));
$this->old_template_dir = $this->view->template_dir;
$this->view->template_dir = CoreLoader::$system['widget_folder'] . '/' . $this->name . '/views/';
if (!self::$debug && $cacheId) {
$cacheId = 'Widget|' . $cacheId;
if (!$this->view->caching) {
$this->setCache(TRUE);
}
}
if ($this->view->caching) {
if ($cacheId && $callback && $this->view->isCached($this->view_file, $cacheId) == false) {
if (is_array($callback)) {
$params = array();
if (isset($callback[2])) {
$params = $callback[2];
unset($callback[2]);
}
$data = call_user_func_array(array($callback[0], $callback[1]), $params);
} else {
$data = $callback();
}
$this->view->assign($data);
CoreLoader::log('[' . $className . '][caching:on] updating data from $callback.');
}
$this->view->display($this->view_file, $cacheId);
} else {
if ($callback) {
if (is_array($callback)) {
$params = array();
if (isset($callback[2])) {
$params = $callback[2];
unset($callback[2]);
}
$data = call_user_func_array(array($callback[0], $callback[1]), $params);
} else {
$data = $callback();
}
$this->view->assign($data);
CoreLoader::log('[' . $className . '][caching:off] reading data from $callback.');
}
$this->view->display($this->view_file);
}
$this->view->template_dir = $this->old_template_dir;
if (!is_null($this->old_caching)) {
$this->view->caching = $this->old_caching;
}
if (!is_null($this->old_cache_lifetime)) {
$this->view->cache_lifetime = $this->old_cache_lifetime;
}
}
public function __construct($width = '120', $height = '40', $characters = '6')
{
$code = $this->generateCode($characters);
// font size will be 75% of the image height
$font_size = $height * 0.75;
$image = @imagecreate($width, $height) or die('Cannot initialize new GD image stream');
// set the colours
$background_color = imagecolorallocate($image, 255, 255, 255);
$text_color = imagecolorallocate($image, 228, 130, 64);
$noise_color = imagecolorallocate($image, 247, 141, 70);
// generate random dots in background
for ($i = 0; $i < $width * $height / 3; $i++) {
imagefilledellipse($image, mt_rand(0, $width), mt_rand(0, $height), 1, 1, $noise_color);
}
// generate random lines in background
for ($i = 0; $i < $width * $height / 150; $i++) {
imageline($image, mt_rand(0, $width), mt_rand(0, $height), mt_rand(0, $width), mt_rand(0, $height), $noise_color);
}
// create textbox and add text
$textbox = imagettfbbox($font_size, 0, $this->font, $code) or die('Error in imagettfbbox function');
$x = ($width - $textbox[4]) / 2;
$y = ($height - $textbox[5]) / 2;
imagettftext($image, $font_size, 0, $x, $y, $text_color, $this->font, $code) or die('Error in imagettftext function');
// output captcha image to browser
header('Content-Type: image/jpeg');
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
header("Cache-Control: no-cache");
header("Pragma: no-cache");
imagejpeg($image);
imagedestroy($image);
CoreLoader::load('Captcha');
$session_id = Session_manager::getSession()->id;
$table = new Captcha();
$rows = $table->loadRowsWhere(array('ip' => $_SERVER['REMOTE_ADDR'], 'session_id' => $session_id));
if (isset($rows[0])) {
$row = $rows[0];
} else {
$row = $table->loadRow();
}
$row->created = time();
$row->ip = $_SERVER['REMOTE_ADDR'];
$row->session_id = $session_id;
$row->code = $code;
$res = $row->save();
if (is_array($res)) {
trigger_error(var_export($res, true));
}
}
/**
* 实例化一个模型
* @param type $classname_path
* @param type $hmvc_module_floder
* @return type CoreModel
*/
public static function instance($classname_path = null, $hmvc_module_floder = NULL)
{
if (!empty($hmvc_module_floder)) {
CoreRouter::switchHmvcConfig($hmvc_module_floder);
}
//这里调用控制器instance是为了触发自动加载，从而避免了插件模式下，直接instance模型，自动加载失效的问题
CoreController::instance();
if (empty($classname_path)) {
$renew = is_bool($classname_path) && $classname_path === true;
CoreLoader::classAutoloadRegister();
return empty(self::$instance) || $renew ? self::$instance = new self() : self::$instance;
}
$system = CoreLoader::$system;
$classname_path = str_replace('.', DIRECTORY_SEPARATOR, $classname_path);
$classname = basename($classname_path);
$model_folders = $system['model_folder'];
if (!is_array($model_folders)) {
$model_folders = array($model_folders);
}
$count = count($model_folders);
CoreLoader::classAutoloadRegister();
foreach ($model_folders as $key => $model_folder) {
$filepath = $model_folder . DIRECTORY_SEPARATOR . $classname_path . $system['model_file_suffix'];
$alias_name = $classname;
if (isset(CoreModelLoader::$model_files[$alias_name])) {
return CoreModelLoader::$model_files[$alias_name];
}
if (file_exists($filepath)) {
//在plugin模式下，路由器不再使用，那么自动注册不会被执行，自动加载功能会失效，所以在这里再尝试加载一次，
//如此一来就能满足两种模式
//CoreLoader::classAutoloadRegister();
if (!class_exists($classname, FALSE)) {
CoreLoader::includeOnce($filepath);
}
if (class_exists($classname, FALSE)) {
return CoreModelLoader::$model_files[$alias_name] = new $classname();
} else {
if ($key == $count - 1) {
Fn::trigger404('Model Class:' . $classname . ' not found.');
}
}
} else {
if ($key == $count - 1) {
Fn::trigger404($filepath . ' not found.');
}
}
}
}
function smarty_function_widget($params, &$template)
{
if (empty($params['name'])) {
user_error('Widget is missing name.', E_USER_ERROR);
}
$widget = CoreLoader::widget($params['name'], $template->smarty);
$method = 'execute';
$widget->_setTpl('view.tpl');
if (!empty($params['func'])) {
$method = $params['func'];
$widget->_setTpl($method . '.tpl');
}
if ($method[0] != '_' && method_exists($widget, $method)) {
$widget->init($params)->{$method}($params);
}
}
function set_cookie_raw($key, $value, $life = null, $path = "/", $domian = null, $http_only = false)
{
return CoreLoader::setCookieRaw($key, $value, $life, $path, $domian, $http_only);
}
function __get($classname)
{
if (isset(self::$lib_files[$classname])) {
return self::$lib_files[$classname];
} else {
return CoreLoader::lib($classname);
}
}
private static function get_x_type($rule, $method, $key)
{
$val = null;
switch ($method) {
case 'get':
$val = self::get($key);
break;
case 'post':
$val = self::post($key);
break;
case 'get_post':
$val = self::get_post($key);
break;
case 'post_get':
$val = self::post_get($key);
break;
}
if (is_null(CoreLoader::checkData($rule, array('check' => $val)))) {
return $val;
} else {
return null;
}
}
public static function setConfig($system)
{
CoreLoader::$system = $system;
}
public function __construct()
{
parent::__construct();
$this->router_info = CoreRouter::info();
// ====================================
// 确定语言
// ====================================
$cookie_lifetime = 7 * 86400;
if (!empty($_GET['lang']) && preg_match('/^[a-z\\-]+$/', $_GET['lang'])) {
if ($this->validLanguage($_GET['lang'])) {
CoreLoader::setCookie('lang', $_GET['lang'], $cookie_lifetime);
CoreLoader::$system['language'] = $_GET['lang'];
} else {
CoreLoader::setCookie('lang', CoreLoader::$system['default_language'], $cookie_lifetime);
CoreLoader::$system['language'] = CoreLoader::$system['default_language'];
}
} else {
$cookieLang = CoreInput::cookie('lang');
if (empty($cookieLang) || !preg_match('/^[a-z\\-]+$/', $cookieLang) || !$this->validLanguage($cookieLang)) {
// if user doesn't specify any language, check his/her browser language
// check if the visitor language is supported
// $this->language(true) to return the country code such as en-US zh-CN zh-TW
$countryCode = true;
$langcode = !empty($_SERVER['HTTP_ACCEPT_LANGUAGE']) ? $_SERVER['HTTP_ACCEPT_LANGUAGE'] : '';
$langcode = !empty($langcode) ? explode(';', $langcode) : $langcode;
$langcode = !empty($langcode[0]) ? explode(',', $langcode[0]) : $langcode;
if (!$countryCode) {
$langcode = !empty($langcode[0]) ? explode('-', $langcode[0]) : $langcode;
}
$lang = $langcode[0];
$lang = strtolower($lang);
if (preg_match('/^[a-z\\-]+$/', $lang) && $this->validLanguage($lang)) {
CoreLoader::setCookie('lang', $lang, $cookie_lifetime);
CoreLoader::$system['language'] = $lang;
} else {
CoreLoader::setCookie('lang', CoreLoader::$system['default_language'], $cookie_lifetime);
CoreLoader::$system['language'] = CoreLoader::$system['default_language'];
}
} else {
CoreLoader::$system['language'] = $cookieLang;
}
}
#echo CoreLoader::$system['language'];
$locale = CoreLoader::locale(CoreLoader::$system['language']);
$langEncoding = explode('.', $locale->getLocale());
$localeDataFile = CoreLoader::$system['language_folder'] . '/' . $langEncoding[0] . '/locale.php';
if (file_exists($localeDataFile)) {
CoreLocale::$LANG = (include $localeDataFile);
}
// ====================================
// 初始化Smarty模板引擎
// ====================================
include_once FRAMEWORK_CORE_PATH . '/Smarty/Smarty.class.php';
$smarty = new Smarty();
$view_dir = self::$system['view_folder'];
$cache_dir = self::$system['table_cache_folder'] . '/smarty';
// $smarty->force_compile = true;
$smarty->error_reporting = 9;
//E_ALL;
$smarty->debugging = false;
$smarty->caching = false;
//$smarty->use_sub_dirs = true;
$smarty->cache_lifetime = 120;
$smarty->left_delimiter = '<{';
$smarty->right_delimiter = '}>';
$smarty->allow_php_templates = true;
$smarty->setTemplateDir($view_dir);
$smarty->setCompileDir($cache_dir . '/templates_c/');
$smarty->setConfigDir($cache_dir . '/configs/');
$smarty->setCacheDir($cache_dir . '/cache/');
$smarty->registered_cache_resources = array('phpFastCache', 'memcache');
//$smarty->caching_type = 'phpFastCache'; //TODO: 缓存无效
$smarty->caching_type = 'file';
switch (phpFastCache::$storage) {
case 'memcache':
case 'apc':
$smarty->caching_type = phpFastCache::$storage;
break;
default:
if (function_exists('apc_cache_info')) {
$smarty->caching_type = 'apc';
}
break;
}
$smarty->default_resource_type = 'file';
//模板保存方式
// ====================================
// 设置全局变量
// ====================================
$smarty->assignGlobal('TITLE', '');
$smarty->assignGlobal('KEYWORDS', '');
$smarty->assignGlobal('DESCRIPTION', '');
// ====================================
// 注册自定义函数
// ====================================
//$smarty->registerPlugin('function', 'burl', 'build_url');
//<{burl param=value}> ===> function build_url(...){...}
//$smarty->registerPlugin('modifier', 'astatus', 'audit_status');
//<{$var|astatus}> ===> function audit_status(...){...}
$smarty->registerPlugin('modifier', 'url', 'Fn::url');
$this->view =& $smarty;
}
