ship-simu/application/ship-simu/main/class_Merchant.php

   1 <?php
   2
   3 // Die Haendler-Klasse
   4 class Merchant extends BaseFrameworkSystem {
   5         // Name des Haendlers
   6         private $merchantName   = "Namenloser H&auml;ndler";
   7
   8         // Preislite (Objekte wiedermal!)
   9         private $priceList      = null;
  10
  11         // Zugewiesener Hafen
  12         private $harborInstance = null;
  13
  14         // Konstruktor
  15         private function __construct () {
  16                 // Eltern-Konstruktor aufrufen
  17                 parent::constructor(__CLASS__);
  18
  19                 // Debug message
  20                 if (((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) && (defined('DEBUG_CONSTRUCT'))) {
  21                         $this->getDebugInstance()->output(sprintf("[%s:%d] Konstruktor erreicht.<br />\n",
  22                                 __CLASS__,
  23                                 __LINE__
  24                         ));
  25                 }
  26
  27                 // Beschreibung setzen
  28                 $this->setPartDescr("H&auml;ndler");
  29
  30                 // Unique-ID erzeugen
  31                 $this->createUniqueID();
  32
  33                 // Clean up a little
  34                 $this->removeSystemArray();
  35         }
  36
  37         // Haendler mit Namen erzeugen
  38         public static function createMerchant ($merchantName, Harbor $harborInstance) {
  39                 // String absichern
  40                 $merchantName = (string) $merchantName;
  41
  42                 // Instanz holen
  43                 $merchantInstance = new Merchant();
  44
  45                 // Debug message
  46                 if ((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) {
  47                         $merchantInstance->getDebugInstance()->output(sprintf("[%s:%d] Ein H&auml;ndler <strong>%s</strong> wird angelegt und soll sich am <strong>%s</strong> niederlassen.<br />\n",
  48                                 __CLASS__,
  49                                 __LINE__,
  50                                 $merchantName,
  51                                 $harborInstance->getHarborName()
  52                         ));
  53                 }
  54
  55                 // Haendlernamen setzen
  56                 $merchantInstance->setMerchantName($merchantName);
  57
  58                 // In dem angegebenen Hafen den Haendler ansiedeln
  59                 $merchantInstance->setHarborInstance($harborInstance);
  60
  61                 // Preisliste initialisieren
  62                 $merchantInstance->createPriceList();
  63
  64                 // Instanz zurueckliefern
  65                 return $merchantInstance;
  66         }
  67
  68         // Initialize pricing list
  69         private function createPriceList () {
  70                 if ((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Der H&auml;ndler <strong>%s</strong> erh&auml;lt eine leere Preisliste.<br />\n",
  71                         __CLASS__,
  72                         __LINE__,
  73                         $this->getMerchantName()
  74                 ));
  75                 $this->priceList = new FrameworkArrayObject();
  76         }
  77
  78         // Setter for merchant name
  79         public function setMerchantName ($merchantName) {
  80                 // Secure string
  81                 $merchantName = (string) $merchantName;
  82
  83                 // Debug message
  84                 if ((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Der H&auml;ndlername <strong>%s</strong> ist nun bekannt.<br />\n",
  85                         __CLASS__,
  86                         __LINE__,
  87                         $merchantName
  88                 ));
  89                 $this->merchantName = $merchantName;
  90         }
  91
  92         // Getter for merchant name
  93         public function getMerchantName () {
  94                 if ((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Der H&auml;ndlername <strong>%s</strong> wird verlangt.<br />\n",
  95                         __CLASS__,
  96                         __LINE__,
  97                         $this->merchantName
  98                 ));
  99                 return $this->merchantName;
 100         }
 101
 102         // Setter for harbor instance
 103         public function setHarborInstance (Harbor $harborInstance) {
 104                 if ((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Der H&auml;ndler <strong>%s</strong> l&auml;sst sich am <strong>%s</strong> nieder.<br />\n",
 105                         __CLASS__,
 106                         __LINE__,
 107                         $this->getMerchantName(),
 108                         $harborInstance->getHarborName()
 109                 ));
 110                 $this->harborInstance = $harborInstance;
 111         }
 112
 113         // Getter for harbor instance
 114         public function getHarborInstance () {
 115                 if ((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Der H&auml;ndler <strong>%s</strong> hat sich am <strong>%s</strong> niedergelassen.<br />\n",
 116                         __CLASS__,
 117                         __LINE__,
 118                         $this->getMerchantName(),
 119                         $harborInstance->getHarborName()
 120                 ));
 121                 return $this->harborInstance;
 122         }
 123
 124         // Add new item to merchant's price list
 125         public function addItemToPriceList (ItemIsTradeable $itemInstance, $price) {
 126                 // Secure pricing
 127                 $price = (float) $price;
 128
 129                 // Debug message
 130                 if ((defined('DEBUG_MERCHANT')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Der H&auml;ndler <strong>%s</strong> kann nun das Schiffsteil <strong>%s</strong> &quot;<strong>%s</strong>&quot; zu <strong>%s</strong> verkaufen.<br />\n",
 131                         __CLASS__,
 132                         __LINE__,
 133                         $this->getMerchantName(),
 134                         $itemInstance->__toString(),
 135                         $itemInstance->getPartDescr(),
 136                         $this->formatCurrency($price)
 137                 ));
 138
 139                 // Construct pricing item and add it to the list
 140                 $this->priceList->append(array(
 141                         'item'  => $itemInstance,
 142                         'price' => $price
 143                 ));
 144
 145                 // Remove price attribute
 146                 $itemInstance->removePrice();
 147         }
 148
 149         // Get a price from the merchant's list
 150         public function getPriceFromList (ItemIsTradeable $itemInstance) {
 151                 $price = 0;
 152
 153                 // Iterate throw whole list
 154                 for ($iter = $this->priceList->getIterator(); $iter->valid(); $iter->next()) {
 155                         // Get current item
 156                         $item = $iter->current();
 157
 158                         // Does this item match? The unique ID may not work...
 159                         if ($item['item']->itemMatches($itemInstance)) {
 160                                 // Extract price and stop searching
 161                                 $price = $item['price'];
 162                                 break;
 163                         }
 164                 }
 165
 166                 // Was the item found?
 167                 if ($price === 0) {
 168                         // Throw exception
 169                         throw new ItemNotInPriceListException($itemInstance, self::EXCEPTION_ITEM_NOT_IN_PRICE_LIST);
 170                 }
 171
 172                 // Return price
 173                 return $price;
 174         }
 175
 176         /**
 177          * Stub!
 178          */
 179         public function saveObjectToDatabase () {
 180                 $this->getDebugInstance()->output(sprintf("[%s:] Stub <strong>%s</strong> erreicht.",
 181                         $this->__toString(),
 182                         __FUNCTION__
 183                 ));
 184         }
 185 }
 186
 187 // [EOF]
 188 ?>