[Sommaire] [Imprimer]

   1  <?php
   2  /*
   3    $Id: payment.php,v 1.37 2003/06/09 22:26:32 hpdl Exp $
   4  
   5    osCommerce, Open Source E-Commerce Solutions
   6    http://www.oscommerce.com
   7  
   8    Copyright (c) 2003 osCommerce
   9  
  10    Released under the GNU General Public License
  11  */
  12  
  13    class payment {
  14      var $modules, $selected_module;
  15  
  16  // class constructor
  17      function payment($module = '') {
  18        global $payment, $language, $PHP_SELF;
  19  
  20        if (defined('MODULE_PAYMENT_INSTALLED') && tep_not_null(MODULE_PAYMENT_INSTALLED)) {
  21          $this->modules = explode(';', MODULE_PAYMENT_INSTALLED);
  22  
  23          $include_modules = array();
  24  
  25          if ( (tep_not_null($module)) && (in_array($module . '.' . substr($PHP_SELF, (strrpos($PHP_SELF, '.')+1)), $this->modules)) ) {
  26            $this->selected_module = $module;
  27  
  28            $include_modules[] = array('class' => $module, 'file' => $module . '.php');
  29          } else {
  30            reset($this->modules);
  31            while (list(, $value) = each($this->modules)) {
  32              $class = substr($value, 0, strrpos($value, '.'));
  33              $include_modules[] = array('class' => $class, 'file' => $value);
  34            }
  35          }
  36  
  37          for ($i=0, $n=sizeof($include_modules); $i<$n; $i++) {
  38            include(DIR_WS_LANGUAGES . $language . '/modules/payment/' . $include_modules[$i]['file']);
  39            include(DIR_WS_MODULES . 'payment/' . $include_modules[$i]['file']);
  40  
  41            $GLOBALS[$include_modules[$i]['class']] = new $include_modules[$i]['class'];
  42          }
  43  
  44  // if there is only one payment method, select it as default because in
  45  // checkout_confirmation.php the $payment variable is being assigned the
  46  // $HTTP_POST_VARS['payment'] value which will be empty (no radio button selection possible)
  47          if ( (tep_count_payment_modules() == 1) && (!isset($GLOBALS[$payment]) || (isset($GLOBALS[$payment]) && !is_object($GLOBALS[$payment]))) ) {
  48            $payment = $include_modules[0]['class'];
  49          }
  50  
  51          if ( (tep_not_null($module)) && (in_array($module, $this->modules)) && (isset($GLOBALS[$module]->form_action_url)) ) {
  52            $this->form_action_url = $GLOBALS[$module]->form_action_url;
  53          }
  54        }
  55      }
  56  
  57  // class methods
  58  /* The following method is needed in the checkout_confirmation.php page
  59     due to a chicken and egg problem with the payment class and order class.
  60     The payment modules needs the order destination data for the dynamic status
  61     feature, and the order class needs the payment module title.
  62     The following method is a work-around to implementing the method in all
  63     payment modules available which would break the modules in the contributions
  64     section. This should be looked into again post 2.2.
  65  */   
  66      function update_status() {
  67        if (is_array($this->modules)) {
  68          if (is_object($GLOBALS[$this->selected_module])) {
  69            if (function_exists('method_exists')) {
  70              if (method_exists($GLOBALS[$this->selected_module], 'update_status')) {
  71                $GLOBALS[$this->selected_module]->update_status();
  72              }
  73            } else { // PHP3 compatibility
  74              @call_user_method('update_status', $GLOBALS[$this->selected_module]);
  75            }
  76          }
  77        }
  78      }
  79  
  80      function javascript_validation() {
  81        $js = '';
  82        if (is_array($this->modules)) {
  83          $js = '<script language="javascript"><!-- ' . "\n" .
  84                'function check_form() {' . "\n" .
  85                '  var error = 0;' . "\n" .
  86                '  var error_message = "' . JS_ERROR . '";' . "\n" .
  87                '  var payment_value = null;' . "\n" .
  88                '  if (document.checkout_payment.payment.length) {' . "\n" .
  89                '    for (var i=0; i<document.checkout_payment.payment.length; i++) {' . "\n" .
  90                '      if (document.checkout_payment.payment[i].checked) {' . "\n" .
  91                '        payment_value = document.checkout_payment.payment[i].value;' . "\n" .
  92                '      }' . "\n" .
  93                '    }' . "\n" .
  94                '  } else if (document.checkout_payment.payment.checked) {' . "\n" .
  95                '    payment_value = document.checkout_payment.payment.value;' . "\n" .
  96                '  } else if (document.checkout_payment.payment.value) {' . "\n" .
  97                '    payment_value = document.checkout_payment.payment.value;' . "\n" .
  98                '  }' . "\n\n";
  99  
 100          reset($this->modules);
 101          while (list(, $value) = each($this->modules)) {
 102            $class = substr($value, 0, strrpos($value, '.'));
 103            if ($GLOBALS[$class]->enabled) {
 104              $js .= $GLOBALS[$class]->javascript_validation();
 105            }
 106          }
 107  
 108          $js .= "\n" . '  if (payment_value == null) {' . "\n" .
 109                 '    error_message = error_message + "' . JS_ERROR_NO_PAYMENT_MODULE_SELECTED . '";' . "\n" .
 110                 '    error = 1;' . "\n" .
 111                 '  }' . "\n\n" .
 112                 '  if (error == 1) {' . "\n" .
 113                 '    alert(error_message);' . "\n" .
 114                 '    return false;' . "\n" .
 115                 '  } else {' . "\n" .
 116                 '    return true;' . "\n" .
 117                 '  }' . "\n" .
 118                 '}' . "\n" .
 119                 '//--></script>' . "\n";
 120        }
 121  
 122        return $js;
 123      }
 124  
 125      function selection() {
 126        $selection_array = array();
 127  
 128        if (is_array($this->modules)) {
 129          reset($this->modules);
 130          while (list(, $value) = each($this->modules)) {
 131            $class = substr($value, 0, strrpos($value, '.'));
 132            if ($GLOBALS[$class]->enabled) {
 133              $selection = $GLOBALS[$class]->selection();
 134              if (is_array($selection)) $selection_array[] = $selection;
 135            }
 136          }
 137        }
 138  
 139        return $selection_array;
 140      }
 141  
 142      function pre_confirmation_check() {
 143        if (is_array($this->modules)) {
 144          if (is_object($GLOBALS[$this->selected_module]) && ($GLOBALS[$this->selected_module]->enabled) ) {
 145            $GLOBALS[$this->selected_module]->pre_confirmation_check();
 146          }
 147        }
 148      }
 149  
 150      function confirmation() {
 151        if (is_array($this->modules)) {
 152          if (is_object($GLOBALS[$this->selected_module]) && ($GLOBALS[$this->selected_module]->enabled) ) {
 153            return $GLOBALS[$this->selected_module]->confirmation();
 154          }
 155        }
 156      }
 157  
 158      function process_button() {
 159        if (is_array($this->modules)) {
 160          if (is_object($GLOBALS[$this->selected_module]) && ($GLOBALS[$this->selected_module]->enabled) ) {
 161            return $GLOBALS[$this->selected_module]->process_button();
 162          }
 163        }
 164      }
 165  
 166      function before_process() {
 167        if (is_array($this->modules)) {
 168          if (is_object($GLOBALS[$this->selected_module]) && ($GLOBALS[$this->selected_module]->enabled) ) {
 169            return $GLOBALS[$this->selected_module]->before_process();
 170          }
 171        }
 172      }
 173  
 174      function after_process() {
 175        if (is_array($this->modules)) {
 176          if (is_object($GLOBALS[$this->selected_module]) && ($GLOBALS[$this->selected_module]->enabled) ) {
 177            return $GLOBALS[$this->selected_module]->after_process();
 178          }
 179        }
 180      }
 181  
 182      function get_error() {
 183        if (is_array($this->modules)) {
 184          if (is_object($GLOBALS[$this->selected_module]) && ($GLOBALS[$this->selected_module]->enabled) ) {
 185            return $GLOBALS[$this->selected_module]->get_error();
 186          }
 187        }
 188      }
 189    }
 190  ?>