kernel.php

   1 <?php
   2
   3 # debug function
   4 function __($obj, $ret=false) {
   5         if ($ret) {
   6                 ob_start();
   7         }
   8     if (!extension_loaded("xdebug")) {
   9         Zend_Debug::dump($obj);
  10     } else {
  11         var_dump($obj);
  12     }
  13     if ($ret) {
  14         return ob_get_contents();
  15     }
  16 }
  17
  18 # redirect function
  19 function redirect($url) {
  20         header('Location: ' . $url);
  21         die();
  22 }
  23
  24 # kernel class
  25 class Kernel {
  26
  27         private static $_instance = null;
  28
  29         public $db = null;
  30         public $debug = null;
  31         public $config = null;
  32
  33         public $VARS = array();
  34         public $infos = array();
  35         public $site = null;
  36         public $i18n = null;
  37
  38         public function __construct() {
  39                 $h = $_SERVER['HTTP_HOST'];
  40
  41                 $this->infos = array(
  42                         "host"                  => $h,
  43                         "dest"                  => 'live',
  44                         "httphost"              => "http://".$h."/"
  45                 );
  46         }
  47
  48         public static function getInstance() {
  49                 if (self::$_instance == null) {
  50                         self::$_instance = new Kernel();
  51                 }
  52                 return self::$_instance;
  53         }
  54
  55         public function boot($bootOrder = array()) {
  56                 $this->initVars();
  57
  58                 if (empty($bootOrder)) {
  59                         $bootOrder = array('PHPConfig', 'IncludePath', 'Zend', 'Domain', 'Config', 'DB', 'Site');
  60                 }
  61                 foreach ($bootOrder as $fn) {
  62                         $fn = 'init' . $fn;
  63                         $this->$fn();
  64                 }
  65
  66                 # register infos in the view
  67                 self::getView()->infos = $this->infos;
  68         }
  69
  70         public static function getView() {
  71                 return Zend_Layout::getMvcInstance()->getView();
  72         }
  73
  74         private function initDomain() {
  75
  76                 # determine domain or redirect
  77                 if (!empty($this->VARS['domain'])) {
  78                         $_SERVER['REQUEST_URI'] = str_replace('/'.$this->VARS['domain'], '/', $_SERVER['REQUEST_URI']);
  79                 } else {
  80                         $url = '/';
  81
  82                         $this->locale = new Zend_Locale(Zend_Locale::BROWSER);
  83                         $defaultDomain = $this->locale->getLanguage();
  84
  85                         if (empty($this->VARS['controller']) || (false === strstr($_SERVER['REQUEST_URI'], $this->VARS['controller']))) {
  86                                 $url = $_SERVER['REQUEST_URI'] . $defaultDomain . '/';
  87                         } else {
  88                                 $url = str_replace('/'.$this->VARS['controller'].'/', '/'.$defaultDomain.'/'.$this->VARS['controller'].'/', $_SERVER['REQUEST_URI']);
  89                         }
  90
  91                         redirect($url);
  92                 }
  93
  94                 # locale and i18n
  95                 $this->locale = new Zend_Locale(Maps::$langlocale[$this->VARS['domain']]);
  96                 $moPath = 'resources/locale/'. $this->locale->getLanguage() . '_' . $this->locale->getRegion() .'/LC_MESSAGES/common.mo';
  97                 $this->i18n = new Zend_Translate('gettext', $moPath, $this->locale);
  98
  99                 # fill info
 100                 $this->infos['domain']                  = $this->VARS['domain'];
 101                 $this->infos['httphosti18n']    = $this->infos['httphost'].$this->VARS['domain']."/";
 102                 $this->infos['locale']                  = $this->locale->getLanguage() . '_' . $this->locale->getRegion();
 103
 104         }
 105
 106         private function initPHPConfig() {
 107                 # Be sure that you're showing all errors
 108                 ini_set('display_errors', true);
 109                 ini_set('error_reporting', E_ALL | E_STRICT);
 110
 111                 # timezone is always a problem when not set
 112                 ini_set('date.timezone', 'Europe/Paris');
 113
 114         }
 115
 116         private function initIncludePath() {
 117             $includePath = array('.', './site/models/');
 118
 119             $libDir = './lib/';
 120             foreach(new DirectoryIterator($libDir) as $value) {
 121                 $path = $libDir . $value;
 122                 if (is_dir($path) && (!in_array((string)$value,array('.','..')))) {
 123                     $includePath[] = $path;
 124                 }
 125             }
 126
 127             set_include_path(get_include_path() . PATH_SEPARATOR . implode(PATH_SEPARATOR, $includePath));
 128         }
 129
 130         private function initZend() {
 131                 # load the loader
 132                 require_once('Zend/Loader.php');
 133                 Zend_Loader::registerAutoload();
 134
 135                 # session start
 136                 Zend_Session::start();
 137
 138                 # controller configuration
 139                 $controller = Zend_Controller_Front::getInstance();
 140                 $controller->setControllerDirectory('./site/controllers/');
 141                 $controller->setDefaultControllerName('Index');
 142                 $controller->throwExceptions(true);
 143
 144                 # views param
 145                 $view = new Zend_View();
 146                 $view->setEncoding('UTF-8');
 147                 $view->setScriptPath('./site/views/Pages/');
 148                 $view->setHelperPath('./site/views/Helpers/');
 149
 150                 # modify the viewRenderer default behaviour
 151                 $viewRenderer = Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer');
 152                 $viewRenderer->setView($view);
 153                 $viewRenderer->setViewSuffix('tpl');
 154
 155                 # use the laout object
 156                 $layout = Zend_Layout::startMvc();
 157                 $layout->setLayout('default');
 158                 $layout->setView($view);
 159                 $layout->setLayoutPath('./site/views/Layouts/');
 160                 $layout->setViewSuffix('tpl');
 161                 # todo follow if Zend_Layout use inflector from the view renderer in next relases
 162         }
 163
 164         private function initVars() {
 165                 $this->VARS = array();
 166                 if (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest') {
 167                         $this->VARS['_ajax'] = true;
 168         }
 169                 if (isset($_SESSION)) {
 170                         $this->VARS = array_merge($this->VARS, $_SESSION);
 171                 }
 172                 $this->VARS = array_merge($this->VARS, $_COOKIE, $_GET, $_POST);
 173         }
 174
 175         private function initConfig() {
 176                 $this->config = new Zend_Config_Ini('config.ini', $this->infos['dest']);
 177
 178                 $this->infos['contactmail'] = $this->config->contactmail;
 179         }
 180
 181         private function initDB() {
 182                 $dbtype = $this->config->db->type;
 183                 $params = array(
 184                         'host' => $this->config->db->host,
 185                         'username' => $this->config->db->user,
 186                         'password' => $this->config->db->password,
 187                         'dbname' => $this->config->db->name
 188                 );
 189
 190                 $this->db = Zend_Db::factory($dbtype, $params);
 191         }
 192
 193         private function initSite() {
 194                 $this->site = new Site();
 195         }
 196
 197         public static function displayError(Exception $e) {
 198                 error_log($e->getMessage());
 199
 200                 echo '<!-- ERROR -->';
 201                 echo '<style type="text/css">';
 202                 echo '#mainPanelError {';
 203                 echo '  text-align:left;';
 204                 echo '  padding:10px;';
 205                 echo '  background:#ffea50;';
 206                 echo '  border:4px double red;';
 207                 echo '}';
 208                 echo '#stackTrace {';
 209                 echo '  text-align:left;';
 210                 echo '  background:white;';
 211                 echo '  border:1px solid black;';
 212                 echo '  margin:30px;';
 213                 echo '}';
 214                 echo '.stackTraceElement {';
 215                 echo '  text-align:left;';
 216                 echo '  background:white;';
 217                 echo '  margin:0 0 5px 0;';
 218                 echo '}';
 219                 echo '.fileInfo {';
 220                 echo '  font-size:0.8em;';
 221                 echo '  color:#999999;';
 222                 echo '  margin:0 0 0 15px;';
 223                 echo '}';
 224                 echo '</style>';
 225                 echo '<div id="mainPanelError"><strong>';
 226                 echo get_class($e);
 227                 echo '<br />';
 228                 echo $e->getMessage();
 229                 echo '</strong>';
 230                 $trace = $e->getTrace();
 231                 if ($trace) {
 232                         function getInfo($traceElt, $param = false) {
 233                                 $info = array_key_exists('class', $traceElt) ? $traceElt['class'] . $traceElt['type'] : '';
 234                                 $info .= $traceElt['function'];
 235                                 $info .= '(';
 236                                 if ($traceElt['args']) {
 237                                         $count = count($traceElt['args']);
 238                                         for ($i = 0; $i < $count; $i++) {
 239                                                 $arg = $traceElt['args'][$i];
 240                                                 $info .= is_object($arg) ? get_class($arg) : gettype($arg);
 241                                                 if ($i < $count - 1) {
 242                                                         $info .= ', ';
 243                                                 }
 244                                         }
 245                                 }
 246                                 $info .= ')';
 247                                 if ($traceElt['args'] && $param) {
 248                                         $info .= __($traceElt['args'], 'func_get_args(): ', false);
 249                                 }
 250                                 return $info;
 251                         }
 252                         echo '<br /><em>in '.getInfo($trace[0], true).'</em>';
 253                         echo '<div id="stackTrace">';
 254                         echo '<b>StackTrace :</b><br /><br />';
 255                         foreach ($trace as $k => $line) {
 256                                 echo '<div class="stackTraceElement">';
 257                                 $callInfo = ($k < count($trace) - 1) ? getInfo($trace[$k + 1]) : "";
 258                                 echo $callInfo;
 259                                 if (array_key_exists('file', $line)) {
 260                                         echo ' (' .basename($line['file']) .':'.$line['line'].')<br />';
 261                                         echo '<span class="fileInfo">in file '.$line['file'].'</span>';
 262                                 }
 263                                 echo '</div>';
 264                         }
 265                         echo '<div>';
 266                 }
 267                 echo '</div>';
 268         }
 269
 270 }
 271
 272 ?>