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   1  <?php
   2  /**
   3   *  File containing the Trax class for framework configs 
   4   *
   5   *  (PHP 5)
   6   *
   7   *  @package PHPonTrax
   8   *  @version $Id:$
   9   *  @copyright (c) 2005 John Peterson
  10   *
  11   *  Permission is hereby granted, free of charge, to any person obtaining
  12   *  a copy of this software and associated documentation files (the
  13   *  "Software"), to deal in the Software without restriction, including
  14   *  without limitation the rights to use, copy, modify, merge, publish,
  15   *  distribute, sublicense, and/or sell copies of the Software, and to
  16   *  permit persons to whom the Software is furnished to do so, subject to
  17   *  the following conditions:
  18   *
  19   *  The above copyright notice and this permission notice shall be
  20   *  included in all copies or substantial portions of the Software.
  21   *
  22   *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23   *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24   *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25   *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26   *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27   *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28   *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29   */
  30  
  31  /**
  32   *  @todo Document this class
  33   *  @package PHPonTrax
  34   */
  35  class Trax {
  36      
  37      public static 
  38          $models_path = null,
  39          $views_path = null,         
  40          $controllers_path = null,    
  41          $helpers_path = null,       
  42          $layouts_path = null,       
  43          $config_path = null,        
  44          $environments_path = null,  
  45          $lib_path = null,           
  46          $app_path = null,           
  47          $log_path = null,           
  48          $vendor_path = null,
  49          $public_path = null,
  50          $url_prefix = null,
  51          $views_extension = 'phtml',
  52          $path_seperator = ":", # default is Unix
  53          $current_controller_path = null,
  54          $current_controller_name = null,
  55          $current_action_name = null,
  56          $current_controller_object = null;
  57                
  58          
  59      function initialize() {
  60         
  61          if(substr(PHP_OS, 0, 3) == 'WIN') {
  62              # Windows
  63              self::$path_seperator = ";";
  64          }    
  65          
  66          # Set include paths   
  67          self::$models_path       = TRAX_ROOT."/app/models";
  68          self::$views_path        = TRAX_ROOT."/app/views";
  69          self::$controllers_path  = TRAX_ROOT."/app/controllers";
  70          self::$helpers_path      = TRAX_ROOT."/app/helpers";
  71          self::$layouts_path      = TRAX_ROOT."/app/views/layouts";
  72          self::$config_path       = TRAX_ROOT."/config";
  73          self::$environments_path = TRAX_ROOT."/config/environments";
  74          self::$lib_path          = TRAX_ROOT."/lib";
  75          self::$app_path          = TRAX_ROOT."/app";
  76          self::$log_path          = TRAX_ROOT."/log";
  77          self::$vendor_path       = TRAX_ROOT."/vendor";
  78          self::$public_path       = TRAX_ROOT."/public"; 
  79          
  80          # Set which file to log php errors to for this application
  81          # As well in your application you can do error_log("whatever") and it will go to this log file.
  82          ini_set("log_errors", "On");
  83          ini_set("error_log", self::$log_path."/".TRAX_ENV.".log"); 
  84          
  85          if(TRAX_ENV == "development") {
  86              # Display errors to browser if in development mode for debugging
  87              ini_set("display_errors", "On");
  88          } else {
  89              # Hide errors from browser if not in development mode
  90              ini_set("display_errors", "Off");
  91          }
  92                  
  93          # Set the include_path
  94          ini_set("include_path",
  95                  ".".self::$path_seperator.   # current directory
  96                  TRAX_LIB_ROOT.self::$path_seperator.  # trax libs (vendor/trax or server trax libs)
  97                  PHP_LIB_ROOT.self::$path_seperator.  # php libs dir (ex: /usr/local/lib/php)
  98                  TRAX_ROOT.self::$lib_path.self::$path_seperator. # app specific libs extra libs to include
  99                  ini_get("include_path")); # add on old include_path to end
 100          
 101          # Include Trax library files.
 102          include_once ("session.php");
 103          include_once ("input_filter.php");
 104          include_once ("trax_exceptions.php");
 105          include_once ("inflector.php");
 106          include_once ("active_record.php");
 107          include_once ("action_controller.php");
 108          include_once ("action_view.php");
 109          include_once ("action_mailer.php");
 110          include_once ("dispatcher.php");
 111          include_once ("router.php");
 112  
 113          # Make sure database settings are cleared out
 114          ActiveRecord::$database_settings = array();
 115          if(file_exists(self::$config_path."/database.ini")) {
 116              # Load databse settings 
 117              ActiveRecord::$database_settings = parse_ini_file(self::$config_path."/database.ini", true);
 118          }
 119                     
 120      }
 121      
 122      function include_env_config() {
 123          # Include the application environment specific config file
 124          if(file_exists(self::$environments_path."/".TRAX_ENV.".php")) {
 125              include_once(self::$environments_path."/".TRAX_ENV.".php");
 126          }             
 127      }
 128  }
 129  
 130  
 131  ###################################################################
 132  # Auto include model / controller / other app specific libs files
 133  ###################################################################
 134  function __autoload($class_name) {
 135      $file = Inflector::underscore($class_name).".php";
 136      $file_org = $class_name.".php";
 137  
 138      if(file_exists(Trax::$models_path."/$file")) {
 139          # Include model classes
 140          include_once(Trax::$models_path."/$file");
 141      } elseif(file_exists(Trax::$controllers_path."/$file")) {
 142          # Include extra controller classes
 143          include_once(Trax::$controllers_path."/$file");
 144      } elseif(file_exists(Trax::$lib_path."/$file")) {
 145          # Include users application libs
 146          include_once(Trax::$lib_path."/$file");
 147      } elseif(file_exists(Trax::$lib_path."/$file_org")) {
 148          # Include users application libs
 149          include_once(Trax::$lib_path."/$file_org");
 150      }
 151  }
 152  
 153  
 154  ?>