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->infos = 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                 # register infos in the view
  68                 self::getView()->infos = $this->infos;
  69         }
  70
  71         public static function getView() {
  72                 return Zend_Layout::getMvcInstance()->getView();
  73         }
  74
  75         private function initDomain() {
  76
  77                 # determine domain or redirect
  78                 if (!empty($this->VARS['domain'])) {
  79                         $_SERVER['REQUEST_URI'] = str_replace('/'.$this->VARS['domain'], '/', $_SERVER['REQUEST_URI']);
  80                 } else {
  81                         $url = '/';
  82
  83                         $this->locale = new Zend_Locale(Zend_Locale::BROWSER);
  84                         $defaultDomain = $this->locale->getLanguage();
  85
  86                         if (empty($this->VARS['controller']) || (false === strstr($_SERVER['REQUEST_URI'], $this->VARS['controller']))) {
  87                                 $url = $_SERVER['REQUEST_URI'] . $defaultDomain . '/';
  88                         } else {
  89                                 $url = str_replace('/'.$this->VARS['controller'].'/', '/'.$defaultDomain.'/'.$this->VARS['controller'].'/', $_SERVER['REQUEST_URI']);
  90                         }
  91
  92                         redirect($url);
  93                 }
  94
  95                 # locale and i18n
  96                 $this->locale = new Zend_Locale(Maps::$langlocale[$this->VARS['domain']]);
  97                 $moPath = 'resources/locale/'. $this->locale->getLanguage() . '_' . $this->locale->getRegion() .'/LC_MESSAGES/common.mo';
  98                 $this->i18n = new Zend_Translate('gettext', $moPath, $this->locale);
  99
 100                 # fill info
 101                 $this->infos['domain']                  = $this->VARS['domain'];
 102                 $this->infos['httphosti18n']    = "http://".$this->infos['httphost'].$this->VARS['domain']."/";
 103                 $this->infos['locale']                  = $this->locale->getLanguage() . '_' . $this->locale->getRegion();
 104
 105         }
 106
 107         private function initPHPConfig() {
 108                 # Be sure that you're showing all errors
 109                 ini_set('display_errors', true);
 110                 ini_set('error_reporting', E_ALL | E_STRICT);
 111
 112                 # timezone is always a problem when not set
 113                 ini_set('date.timezone', 'Europe/Paris');
 114
 115         }
 116
 117         private function initIncludePath() {
 118             $includePath = array('.', './site/models/');
 119
 120             $libDir = './lib/';
 121             foreach(new DirectoryIterator($libDir) as $value) {
 122                 $path = $libDir . $value;
 123                 if (is_dir($path) && (!in_array((string)$value,array('.','..')))) {
 124                     $includePath[] = $path;
 125                 }
 126             }
 127
 128             set_include_path(get_include_path() . PATH_SEPARATOR . implode(PATH_SEPARATOR, $includePath));
 129         }
 130
 131         private function initZend() {
 132                 # load the loader
 133                 require_once('Zend/Loader.php');
 134                 Zend_Loader::registerAutoload();
 135
 136                 # session start
 137                 Zend_Session::start();
 138
 139                 # controller configuration
 140                 $controller = Zend_Controller_Front::getInstance();
 141                 $controller->setControllerDirectory('./site/controllers/');
 142                 $controller->setDefaultControllerName('Index');
 143                 $controller->throwExceptions(true);
 144
 145                 # views param
 146                 $view = new Zend_View();
 147                 $view->setEncoding('UTF-8');
 148                 $view->setScriptPath('./site/views/Pages/');
 149                 $view->setHelperPath('./site/views/Helpers/');
 150
 151                 # modify the viewRenderer default behaviour
 152                 $viewRenderer = Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer');
 153                 $viewRenderer->setView($view);
 154                 $viewRenderer->setViewSuffix('tpl');
 155
 156                 # use the laout object
 157                 $layout = Zend_Layout::startMvc();
 158                 $layout->setLayout('default');
 159                 $layout->setView($view);
 160                 $layout->setLayoutPath('./site/views/Layouts/');
 161                 $layout->setViewSuffix('tpl');
 162                 # todo follow if Zend_Layout use inflector from the view renderer in next relases
 163         }
 164
 165         private function initVars() {
 166                 $this->VARS = array();
 167                 if (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest') {
 168                         $this->VARS['_ajax'] = true;
 169         }
 170                 if (isset($_SESSION)) {
 171                         $this->VARS = array_merge($this->VARS, $_SESSION);
 172                 }
 173                 $this->VARS = array_merge($this->VARS, $_COOKIE, $_GET, $_POST);
 174         }
 175
 176         private function initConfig() {
 177                 $this->config = new Zend_Config_Ini('config.ini', $this->infos['dest']);
 178
 179                 $this->infos['contactmail'] = $this->config->contactmail;
 180         }
 181
 182         private function initDB() {
 183                 $dbtype = $this->config->db->type;
 184                 $params = array(
 185                         'host' => $this->config->db->host,
 186                         'username' => $this->config->db->user,
 187                         'password' => $this->config->db->password,
 188                         'dbname' => $this->config->db->name
 189                 );
 190
 191                 $this->db = Zend_Db::factory($dbtype, $params);
 192         }
 193
 194         private function initSite() {
 195                 $this->site = new Site();
 196         }
 197
 198         public static function displayError(Exception $e) {
 199                 error_log($e->getMessage());
 200
 201                 echo '<!-- ERROR -->';
 202                 echo '<style type="text/css">';
 203                 echo '#mainPanelError {';
 204                 echo '  text-align:left;';
 205                 echo '  padding:10px;';
 206                 echo '  background:#ffea50;';
 207                 echo '  border:4px double red;';
 208                 echo '}';
 209                 echo '#stackTrace {';
 210                 echo '  text-align:left;';
 211                 echo '  background:white;';
 212                 echo '  border:1px solid black;';
 213                 echo '  margin:30px;';
 214                 echo '}';
 215                 echo '.stackTraceElement {';
 216                 echo '  text-align:left;';
 217                 echo '  background:white;';
 218                 echo '  margin:0 0 5px 0;';
 219                 echo '}';
 220                 echo '.fileInfo {';
 221                 echo '  font-size:0.8em;';
 222                 echo '  color:#999999;';
 223                 echo '  margin:0 0 0 15px;';
 224                 echo '}';
 225                 echo '</style>';
 226                 echo '<div id="mainPanelError"><strong>';
 227                 echo get_class($e);
 228                 echo '<br />';
 229                 echo $e->getMessage();
 230                 echo '</strong>';
 231                 $trace = $e->getTrace();
 232                 if ($trace) {
 233                         function getInfo($traceElt, $param = false) {
 234                                 $info = array_key_exists('class', $traceElt) ? $traceElt['class'] . $traceElt['type'] : '';
 235                                 $info .= $traceElt['function'];
 236                                 $info .= '(';
 237                                 if ($traceElt['args']) {
 238                                         $count = count($traceElt['args']);
 239                                         for ($i = 0; $i < $count; $i++) {
 240                                                 $arg = $traceElt['args'][$i];
 241                                                 $info .= is_object($arg) ? get_class($arg) : gettype($arg);
 242                                                 if ($i < $count - 1) {
 243                                                         $info .= ', ';
 244                                                 }
 245                                         }
 246                                 }
 247                                 $info .= ')';
 248                                 if ($traceElt['args'] && $param) {
 249                                         $info .= __($traceElt['args'], 'func_get_args(): ', false);
 250                                 }
 251                                 return $info;
 252                         }
 253                         echo '<br /><em>in '.getInfo($trace[0], true).'</em>';
 254                         echo '<div id="stackTrace">';
 255                         echo '<b>StackTrace :</b><br /><br />';
 256                         foreach ($trace as $k => $line) {
 257                                 echo '<div class="stackTraceElement">';
 258                                 $callInfo = ($k < count($trace) - 1) ? getInfo($trace[$k + 1]) : "";
 259                                 echo $callInfo;
 260                                 if (array_key_exists('file', $line)) {
 261                                         echo ' (' .basename($line['file']) .':'.$line['line'].')<br />';
 262                                         echo '<span class="fileInfo">in file '.$line['file'].'</span>';
 263                                 }
 264                                 echo '</div>';
 265                         }
 266                         echo '<div>';
 267                 }
 268                 echo '</div>';
 269         }
 270
 271 }
 272
 273 ?>