init.php

<?php
  
  define('ROOT', dirname(__FILE__));
    
  define('APPLICATION_PATH', ROOT . '/application');
  define('LIBRARY_PATH',     ROOT . '/library');
  define('FILES_DIR',        ROOT . '/upload'); // place where we will upload project files
  define('CACHE_DIR',        ROOT . '/cache');
  define('THEMES_DIR',       ROOT . '/public/assets/themes');
  define('PLUGINS_DIR',      APPLICATION_PATH . '/plugins');
  define('MODULES_DIR',      APPLICATION_PATH . '/modules');

  // ---------------------------------------------------
  //  Fix some $_SERVER vars (taken from wordpress code)
  // ---------------------------------------------------
  
  // Fix for IIS, which doesn't set REQUEST_URI
  if (!isset($_SERVER['REQUEST_URI']) || trim($_SERVER['REQUEST_URI']) == '') {
    $_SERVER['REQUEST_URI'] = $_SERVER['SCRIPT_NAME']; // Does this work under CGI?
    
    // Append the query string if it exists and isn't null
    if (isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])) {
      $_SERVER['REQUEST_URI'] .= '?' . $_SERVER['QUERY_STRING'];
    } // if
  } // if

  // Fix for PHP as CGI hosts that set SCRIPT_FILENAME to something ending in php.cgi for all requests
  if ( isset($_SERVER['SCRIPT_FILENAME']) && ( strpos($_SERVER['SCRIPT_FILENAME'], 'php.cgi') == strlen($_SERVER['SCRIPT_FILENAME']) - 7 ) ) {
    $_SERVER['SCRIPT_FILENAME'] = $_SERVER['PATH_TRANSLATED'];
  } // if

  // Fix for Dreamhost and other PHP as CGI hosts
  if (strstr($_SERVER['SCRIPT_NAME'], 'php.cgi')) {
    unset($_SERVER['PATH_INFO']);
  }
  
  if (trim($_SERVER['PHP_SELF']) == '') {
    $_SERVER['PHP_SELF'] = preg_replace("/(\?.*)?$/",'', $_SERVER["REQUEST_URI"]);
  }

  // ---------------------------------------------------
  //  Check if script is installed
  // ---------------------------------------------------
  
  // If script is not installed config.php will return false. Otherwise it will
  // return NULL. If we get false redirect to install folder
  if (!@include_once(ROOT . '/config/config.php')) {
    print "ProjectPier is not installed. Please redirect your browser to <b><a href=\"./". PUBLIC_FOLDER . "/install\">" . PUBLIC_FOLDER . "/install</a></b> folder and follow installation procedure";
    die();
  } // if
  
  // ---------------------------------------------------
  //  Init...
  // ---------------------------------------------------
//$_REQUEST['trace']='x';

  function trace($f, $l = '') {
    if (isset($_REQUEST['trace'])) {
      $i=strpos($f,'dev');
      if ($i) {
        $trace = substr($f,$i+3);
      } else {
        $trace = $f;
      }
      if ($l!='') {
        $trace .= ':' . $l;
      } 
      $trace .= "\r\n";
      file_put_contents('cache/trace.txt', $trace, FILE_APPEND);
    }
  } 
  
  include_once ROOT . '/environment/environment.php';

  // Lets prepare everything for autoloader
  require APPLICATION_PATH . '/functions.php'; // __autoload() function is defined here...
  @include ROOT . '/cache/autoloader.php';

  // Prepare logger... We might need it early...
  if (!Env::isDebugging()) {
    Logger::setSession(new Logger_Session('default'));
    Logger::setBackend(new Logger_Backend_File(CACHE_DIR . '/log.php'));
     
    set_error_handler('__production_error_handler');
    set_exception_handler('__production_exception_handler');
  } // if
  
  register_shutdown_function('__shutdown');
  trace(__FILE__,'connect to database');
  // Connect to database...
  try {
    DB::connect(DB_ADAPTER, array(
      'host'    => DB_HOST,
      'user'    => DB_USER,
      'pass'    => DB_PASS,
      'name'    => DB_NAME,
      'persist' => DB_PERSIST
    )); // connect
    if (defined('DB_CHARSET') && trim(DB_CHARSET)) {
      DB::execute("SET NAMES ?", DB_CHARSET);
    } // if
    DB::execute('ROLLBACK');
    DB::execute('UNLOCK TABLES');
    DB::execute('SET AUTOCOMMIT=1');

  } catch(Exception $e) {
    if (Env::isDebugging()) {
      Env::dumpError($e);
    } else {
      Logger::log($e, Logger::FATAL);
      Env::executeAction('error', 'db_connect');
    } // if
  } // try

  // ---------------------------------------------------
  //  config.php + extended config
  // ---------------------------------------------------

  // all these values should go via config_option

  define('TABLE_PREFIX',     DB_PREFIX);
  
  define('PRODUCT_NAME', 'ProjectPier');
  define('PRODUCT_VERSION', '0.8.6');
  
  define('MAX_SEARCHABLE_FILE_SIZE', 1048576); // if file type is searchable script will load its content into search index. Using this constant you can set the max filesize of the file that will be imported. Noone wants 500MB in search index for single file
  define('SESSION_LIFETIME', 0 + config_option('session_lifetime', 3600) );
  //define('REMEMBER_LOGIN_LIFETIME', 1209600); // two weeks is default
  define('REMEMBER_LOGIN_LIFETIME', 0 + config_option('remember_login_lifetime', 1209600) ); // two weeks is default
  
  // Defaults
  define('DEFAULT_CONTROLLER', config_option('default_controller', 'dashboard') );
  //define('DEFAULT_ACTION', config_option('default_action', 'index') );
  define('DEFAULT_ACTION', 'index' );
  define('DEFAULT_THEME', 'default');
  
  // Default cookie settings...
  define('COOKIE_PATH', '/');
  define('COOKIE_DOMAIN', '');
  define('COOKIE_SECURE', false);

  trace(__FILE__,'plugins');
  // here we will load plugin helper file
  require APPLICATION_PATH . '/plugins.php';
  
  // Set plugin manager timer...
  if (Env::isDebugging()) {
    benchmark_timer_set_marker('Plugin Manager loaded');
  } // if

  trace(__FILE__,'permissions');
  require APPLICATION_PATH . '/permissions.php';
  
  // Set permissions manager ...
  if (Env::isDebugging()) {
    benchmark_timer_set_marker('Permissions Manager loaded');
  } // if

  trace(__FILE__,'application');
  // Init application
  if (Env::isDebugging()) {
    benchmark_timer_set_marker('Init application');
  } // if

  // We need to call application.php after the routing is executed because
  // some of the application classes may need CONTROLLER, ACTION or $_GET
  // data collected by the matched route
  require APPLICATION_PATH . '/application.php';

  // Set handle request timer...
  if (Env::isDebugging()) {
    benchmark_timer_set_marker('Handle request');
  } // if
  
  trace(__FILE__,'get controller and execute');
  // Get controller and action and execute...
  try {
    trace(__FILE__, '- executeAction go' );
    Env::executeAction(request_controller(), request_action());
    trace(__FILE__, '- executeAction back' );
  } catch(Exception $e) {
    trace(__FILE__, '- exception ' . $e );
    if (Env::isDebugging()) {
      Env::dumpError($e);
    } else {
      Logger::log($e, Logger::FATAL);
      redirect_to(get_url('error', 'execute_action'));
    } // if
  } // try
  
?>