kernel.php

   1 <?php
   2
   3 # debug function
   4 function __($obj, $ret=false) {
   5         if ($ret) {
   6                 ob_end_clean();
   7                 ob_start();
   8         }
   9     if (!extension_loaded("xdebug")) {
  10         Zend_Debug::dump($obj);
  11     } else {
  12         var_dump($obj);
  13     }
  14     if ($ret) {
  15         return ob_get_contents();
  16     }
  17 }
  18
  19 # redirect function
  20 function redirect($url) {
  21         header('Location: ' . $url);
  22         die();
  23 }
  24
  25 # kernel class
  26 class Kernel {
  27
  28         private static $_instance = null;
  29
  30         public $db = null;
  31         public $debug = null;
  32         public $config = null;
  33
  34         public $VARS = array();
  35         public $infos = array();
  36         public $site = null;
  37         public $i18n = null;
  38
  39         public function __construct() {
  40                 $h = $_SERVER['HTTP_HOST'];
  41
  42                 $this->info=array(
  43                         "host"                  => $h,
  44                         "dest"                  => 'live',
  45                         "httphost"              => "http://".$h."/"
  46                 );
  47         }
  48
  49         public static function getInstance() {
  50                 if (self::$_instance == null) {
  51                         self::$_instance = new Kernel();
  52                 }
  53                 return self::$_instance;
  54         }
  55
  56         public function boot($bootOrder = array()) {
  57                 $this->initVars();
  58
  59                 if (empty($bootOrder)) {
  60                         $bootOrder = array('PHPConfig', 'IncludePath', 'Zend', 'Domain', 'Config', 'DB', 'Site');
  61                 }
  62                 foreach ($bootOrder as $fn) {
  63                         $fn = 'init' . $fn;
  64                         $this->$fn();
  65                 }
  66         }
  67
  68         private function initDomain() {
  69
  70                 # determine domain or redirect
  71                 if (!empty($this->VARS['domain'])) {
  72                         $_SERVER['REQUEST_URI'] = str_replace('/'.$this->VARS['domain'], '/', $_SERVER['REQUEST_URI']);
  73                 } else {
  74                         $url = '/';
  75
  76                         $this->locale = new Zend_Locale(Zend_Locale::BROWSER);
  77                         $defaultDomain = $this->locale->toString();
  78
  79                         if (empty($this->VARS['controller']) || (false === strstr($_SERVER['REQUEST_URI'], $this->VARS['controller']))) {
  80                                 $url = $_SERVER['REQUEST_URI'] . $defaultDomain . '/';
  81                         } else {
  82                                 $url = str_replace('/'.$this->VARS['controller'].'/', '/'.$defaultDomain.'/'.$this->VARS['controller'].'/', $_SERVER['REQUEST_URI']);
  83                         }
  84
  85                         redirect($url);
  86                 }
  87
  88                 # locale and i18n
  89                 $this->locale = new Zend_Locale(Maps::$langlocale[$this->VARS['domain']]);
  90                 $moPath = 'resources/locale/'. $this->locale->getLanguage() . '_' . $this->locale->getRegion() .'/LC_MESSAGES/common.mo';
  91                 $this->i18n = new Zend_Translate('gettext', $moPath, $this->locale);
  92
  93                 # fill info
  94                 $this->info['domain']           = $this->VARS['domain'];
  95                 $this->info['httphosti18n'] = "http://".$this->info['httphost']."/".$this->VARS['domain']."/";
  96                 $this->info['locale']           = $this->locale->getLanguage() . '_' . $this->locale->getRegion();
  97
  98         }
  99
 100         private function initPHPConfig() {
 101                 # Be sure that you're showing all errors
 102                 ini_set('display_errors', true);
 103                 ini_set('error_reporting', E_ALL | E_STRICT);
 104
 105                 # timezone is always a problem when not set
 106                 ini_set('date.timezone', 'Europe/Paris');
 107
 108         }
 109
 110         private function initIncludePath() {
 111             $includePath = array('.', './site/models/');
 112
 113             $libDir = './lib/';
 114             foreach(new DirectoryIterator($libDir) as $value) {
 115                 $path = $libDir . $value;
 116                 if (is_dir($path) && (!in_array((string)$value,array('.','..')))) {
 117                     $includePath[] = $path;
 118                 }
 119             }
 120
 121             set_include_path(get_include_path() . PATH_SEPARATOR . implode(PATH_SEPARATOR, $includePath));
 122         }
 123
 124         private function initZend() {
 125                 # load the loader
 126                 require_once('Zend/Loader.php');
 127                 Zend_Loader::registerAutoload();
 128
 129                 # session start
 130                 Zend_Session::start();
 131
 132                 # controller configuration
 133                 $controller = Zend_Controller_Front::getInstance();
 134                 $controller->setControllerDirectory('./site/controllers/');
 135                 $controller->setDefaultControllerName('Index');
 136                 $controller->throwExceptions(true);
 137
 138                 # views param
 139                 $view = new Zend_View();
 140                 $view->setEncoding('UTF-8');
 141                 $view->setScriptPath('./site/views/Pages/');
 142                 $view->setHelperPath('./site/views/Helpers/');
 143
 144                 # modify the viewRenderer default behaviour
 145                 $viewRenderer = Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer');
 146                 $viewRenderer->setView($view);
 147                 $viewRenderer->setViewSuffix('tpl');
 148
 149                 # use the laout object
 150                 $layout = Zend_Layout::startMvc();
 151                 $layout->setLayout('default');
 152                 $layout->setView($view);
 153                 $layout->setLayoutPath('./site/views/Layouts/');
 154                 $layout->setViewSuffix('tpl');
 155                 # todo follow if Zend_Layout use inflector from the view renderer in next relases
 156
 157         }
 158
 159         private function initVars() {
 160                 $this->VARS = array();
 161                 if (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest') {
 162                         $this->VARS['_ajax'] = true;
 163         }
 164                 if (isset($_SESSION)) {
 165                         $this->VARS = array_merge($this->VARS, $_SESSION);
 166                 }
 167                 $this->VARS = array_merge($this->VARS, $_COOKIE, $_GET, $_POST);
 168         }
 169
 170         private function initConfig() {
 171                 $this->config = new Zend_Config_Ini('config.ini', $this->info['dest']);
 172         }
 173
 174         private function initDB() {
 175                 $dbtype = $this->config->db->type;
 176                 $params = array(
 177                         'host' => $this->config->db->host,
 178                         'username' => $this->config->db->user,
 179                         'password' => $this->config->db->password,
 180                         'dbname' => $this->config->db->name
 181                 );
 182
 183                 $this->db = Zend_Db::factory($dbtype, $params);
 184         }
 185
 186         private function initSite() {
 187                 $this->site = new Site();
 188         }
 189
 190         public static function displayError(Exception $e) {
 191                 error_log($e->getMessage());
 192
 193                 echo '<!-- ERROR -->';
 194                 echo '<style type="text/css">';
 195                 echo '#mainPanelError {';
 196                 echo '  text-align:left;';
 197                 echo '  padding:10px;';
 198                 echo '  background:#ffea50;';
 199                 echo '  border:4px double red;';
 200                 echo '}';
 201                 echo '#stackTrace {';
 202                 echo '  text-align:left;';
 203                 echo '  background:white;';
 204                 echo '  border:1px solid black;';
 205                 echo '  margin:30px;';
 206                 echo '}';
 207                 echo '.stackTraceElement {';
 208                 echo '  text-align:left;';
 209                 echo '  background:white;';
 210                 echo '  margin:0 0 5px 0;';
 211                 echo '}';
 212                 echo '.fileInfo {';
 213                 echo '  font-size:0.8em;';
 214                 echo '  color:#999999;';
 215                 echo '  margin:0 0 0 15px;';
 216                 echo '}';
 217                 echo '</style>';
 218                 echo '<div id="mainPanelError"><strong>';
 219                 echo get_class($e);
 220                 echo '<br />';
 221                 echo $e->getMessage();
 222                 echo '</strong>';
 223                 $trace = $e->getTrace();
 224                 if ($trace) {
 225                         function getInfo($traceElt, $param = false) {
 226                                 $info = array_key_exists('class', $traceElt) ? $traceElt['class'] . $traceElt['type'] : '';
 227                                 $info .= $traceElt['function'];
 228                                 $info .= '(';
 229                                 if ($traceElt['args']) {
 230                                         $count = count($traceElt['args']);
 231                                         for ($i = 0; $i < $count; $i++) {
 232                                                 $arg = $traceElt['args'][$i];
 233                                                 $info .= is_object($arg) ? get_class($arg) : gettype($arg);
 234                                                 if ($i < $count - 1) {
 235                                                         $info .= ', ';
 236                                                 }
 237                                         }
 238                                 }
 239                                 $info .= ')';
 240                                 if ($traceElt['args'] && $param) {
 241                                         $info .= __($traceElt['args'], 'func_get_args(): ', false);
 242                                 }
 243                                 return $info;
 244                         }
 245                         echo '<br /><em>in '.getInfo($trace[0], true).'</em>';
 246                         echo '<div id="stackTrace">';
 247                         echo '<b>StackTrace :</b><br /><br />';
 248                         foreach ($trace as $k => $line) {
 249                                 echo '<div class="stackTraceElement">';
 250                                 $callInfo = ($k < count($trace) - 1) ? getInfo($trace[$k + 1]) : "";
 251                                 echo $callInfo;
 252                                 if (array_key_exists('file', $line)) {
 253                                         echo ' (' .basename($line['file']) .':'.$line['line'].')<br />';
 254                                         echo '<span class="fileInfo">in file '.$line['file'].'</span>';
 255                                 }
 256                                 echo '</div>';
 257                         }
 258                         echo '<div>';
 259                 }
 260                 echo '</div>';
 261         }
 262
 263 }
 264
 265 ?>