[Sommaire] [Imprimer]

   1  <?php
   2  //
   3  // Definition of eZDiscount class
   4  //
   5  // Created on: <04-Nov-2005 12:26:52 dl>
   6  //
   7  // SOFTWARE NAME: eZ publish
   8  // SOFTWARE RELEASE: 3.9.0
   9  // BUILD VERSION: 17785
  10  // COPYRIGHT NOTICE: Copyright (C) 1999-2006 eZ systems AS
  11  // SOFTWARE LICENSE: GNU General Public License v2.0
  12  // NOTICE: >
  13  //   This program is free software; you can redistribute it and/or
  14  //   modify it under the terms of version 2.0  of the GNU General
  15  //   Public License as published by the Free Software Foundation.
  16  //
  17  //   This program is distributed in the hope that it will be useful,
  18  //   but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  //   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  //   GNU General Public License for more details.
  21  //
  22  //   You should have received a copy of version 2.0 of the GNU General
  23  //   Public License along with this program; if not, write to the Free
  24  //   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  25  //   MA 02110-1301, USA.
  26  //
  27  //
  28  
  29  /*! \file ezdiscount.php
  30  */
  31  
  32  class eZDiscount
  33  {
  34      function eZDiscount()
  35      {
  36      }
  37  
  38      /*!
  39       \static
  40       params = array( 'contentclass_id' => classID,
  41                       'contentobject_id' => objectID,
  42                       'section_id' => sectionID );
  43  
  44      */
  45      function discountPercent( $user, $params )
  46      {
  47          include_once ( 'lib/ezdb/classes/ezdb.php' );
  48          include_once ( 'kernel/classes/ezuserdiscountrule.php' );
  49          include_once ( 'kernel/classes/datatypes/ezuser/ezuser.php' );
  50  
  51          $bestMatch = 0.0;
  52  
  53          if ( is_object( $user ) )
  54          {
  55              $groups =& $user->groups();
  56              $idArray = array_merge( $groups, $user->attribute( 'contentobject_id' ) );
  57  
  58              // Fetch discount rules for the current user
  59              $rules = eZUserDiscountRule::fetchByUserIDArray( $idArray );
  60  
  61              if ( count( $rules ) > 0 )
  62              {
  63                  $db =& eZDB::instance();
  64  
  65                  $i = 1;
  66                  $subRuleStr = '';
  67                  foreach ( $rules as $rule )
  68                  {
  69                      $subRuleStr .= $rule->attribute( 'id' );
  70                      if ( $i < count( $rules ) )
  71                          $subRuleStr .= ', ';
  72                      $i++;
  73                  }
  74  
  75                  // Fetch the discount sub rules
  76                  $subRules = $db->arrayQuery( "SELECT * FROM
  77                                         ezdiscountsubrule
  78                                         WHERE discountrule_id IN ( $subRuleStr )
  79                                         ORDER BY discount_percent DESC" );
  80  
  81                  // Find the best matching discount rule
  82                  foreach ( $subRules as $subRule )
  83                  {
  84                      if ( $subRule['discount_percent'] > $bestMatch )
  85                      {
  86                          // Rule has better discount, see if it matches
  87                          if ( $subRule['limitation'] == '*' )
  88                              $bestMatch = $subRule['discount_percent'];
  89                          else
  90                          {
  91                              // Do limitation check
  92                              $limitationArray = $db->arrayQuery( "SELECT * FROM
  93                                         ezdiscountsubrule_value
  94                                         WHERE discountsubrule_id='" . $subRule['id']. "'" );
  95  
  96                              $hasSectionLimitation = false;
  97                              $hasClassLimitation = false;
  98                              $hasObjectLimitation = false;
  99                              $objectMatch = false;
 100                              $sectionMatch = false;
 101                              $classMatch = false;
 102                              foreach ( $limitationArray as $limitation )
 103                              {
 104                                  if ( $limitation['issection'] == '1' )
 105                                  {
 106                                      $hasSectionLimitation = true;
 107  
 108                                      if ( isset( $params['section_id'] ) && $params['section_id'] == $limitation['value'] )
 109                                          $sectionMatch = true;
 110                                  }
 111                                  elseif ( $limitation['issection'] == '2' )
 112                                  {
 113                                      $hasObjectLimitation = true;
 114  
 115                                      if ( isset( $params['contentobject_id'] ) && $params['contentobject_id'] == $limitation['value'] )
 116                                          $objectMatch = true;
 117                                  }
 118                                  else
 119                                  {
 120                                      $hasClassLimitation = true;
 121                                      if ( isset( $params['contentclass_id'] ) && $params['contentclass_id'] == $limitation['value'] )
 122                                          $classMatch = true;
 123                                  }
 124                              }
 125  
 126                              $match = true;
 127                              if ( ( $hasClassLimitation == true ) and ( $classMatch == false ) )
 128                                  $match = false;
 129  
 130                              if ( ( $hasSectionLimitation == true ) and ( $sectionMatch == false ) )
 131                                  $match = false;
 132  
 133                              if ( ( $hasObjectLimitation == true ) and ( $objectMatch == false ) )
 134                                  $match = false;
 135  
 136                              if ( $match == true  )
 137                                  $bestMatch = $subRule['discount_percent'];
 138                          }
 139                      }
 140                  }
 141              }
 142          }
 143          return $bestMatch;
 144      }
 145  }
 146  
 147  ?>