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   1  <?php
   2  /**
   3   *  File containing the ScaffoldController class
   4   *
   5   *  (PHP 5)
   6   *
   7   *  @package PHPonTrax
   8   *  @version $Id: scaffold_controller.php 201 2006-05-25 08:58:10Z john $
   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   *
  33   *  @todo Document this class
  34   */
  35  class ScaffoldController extends ActionController {
  36  
  37      /**
  38       *
  39       *  @todo Document this method
  40       */
  41      function __construct($model_name) {
  42          $model_name = strtolower($model_name);
  43          $this->model_name = Inflector::camelize($model_name);
  44          $this->model_object_name = Inflector::singularize($model_name);
  45          $this->model_class = Inflector::classify($model_name);
  46          $this->model_name_plural = Inflector::pluralize($model_name);
  47          $this->model_name_human = Inflector::humanize($model_name);
  48          if(!class_exists($this->model_class, true)) {
  49              $this->raise("Trying to use scaffolding on a non-existing Model ".$model_name, "Unknown Model", "404");
  50          }
  51      }
  52  
  53      /**
  54       *
  55       *  @todo Document this method
  56       */
  57  	function index() {
  58          $model_class = $this->model_class;
  59          $model = new $model_class();
  60          $this->content_columns = $model->content_columns;
  61          $this->models = $model->find_all();
  62      }
  63  
  64      /**
  65       *
  66       *  @todo Document this method
  67       */
  68  	function show() {
  69          $model_class = $this->model_class;
  70          $model = new $model_class();
  71          $this->{$this->model_object_name} = $model->find($_REQUEST['id']);
  72      }
  73  
  74      /**
  75       *
  76       *  @todo Document this method
  77       */
  78  	function add() {
  79          $model_class = $this->model_class;
  80          $this->{$this->model_object_name} = new $model_class($_REQUEST[$this->model_object_name]);
  81          if($_POST) {
  82              if($this->{$this->model_object_name}->save($_POST[$this->model_object_name])) {
  83                    Session::flash('notice', $this->model_name_human." was successfully created.");
  84                  $this->redirect_to = url_for(array(":action" => "index"));
  85              } else {
  86                    Session::flash('error', "Error adding ".$this->model_name_human." to the database.");
  87              }
  88          }
  89      }
  90      
  91      /**
  92       *
  93       *  @todo Document this method
  94       */
  95  	function edit() {
  96          $model_class = $this->model_class;
  97          $model = new $model_class();
  98          $this->{$this->model_object_name} = $model->find($_REQUEST['id']);    
  99          if($_POST) {
 100              if($this->{$this->model_object_name}->save($_POST[$this->model_object_name])) {
 101                    Session::flash('notice', $this->model_name_human." was successfully updated.");
 102                  $this->redirect_to = url_for(array(":action" => "show", ":id" => $this->{$this->model_object_name}));
 103              } else {
 104                    Session::flash('error', "Error saving ".$this->model_name_human." to the database.");
 105              }
 106          }
 107      }
 108      
 109      /**
 110       *
 111       *  @todo Document this method
 112       */
 113  	function delete() {
 114          if($_REQUEST['id'] > 0) {
 115              $model_class = $this->model_class;
 116              $model = new $model_class();
 117              $model = $model->find($_REQUEST['id']);
 118              if($model->delete()) {
 119                    Session::flash('notice', $this->model_name_human." was successfully deleted.");
 120                } else {
 121                    Session::flash('error', "Error deleting ".$this->model_name_human." from the database.");
 122              }
 123          }
 124          $this->redirect_to = url_for(array(":action" => "index"));
 125      }
 126  
 127  }
 128  
 129  // -- set Emacs parameters --
 130  // Local variables:
 131  // tab-width: 4
 132  // c-basic-offset: 4
 133  // c-hanging-comment-ender-p: nil
 134  // indent-tabs-mode: nil
 135  // End:
 136  ?>