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   1  <?php
   2  
   3  /**
   4   * Zend Framework
   5   *
   6   * LICENSE
   7   *
   8   * This source file is subject to the new BSD license that is bundled
   9   * with this package in the file LICENSE.txt.
  10   * It is also available through the world-wide-web at this URL:
  11   * http://framework.zend.com/license/new-bsd
  12   * If you did not receive a copy of the license and are unable to
  13   * obtain it through the world-wide-web, please send an email
  14   * to [email protected] so we can send you a copy immediately.
  15   *
  16   * @category   Zend
  17   * @package    Zend_Service
  18   * @subpackage Amazon
  19   * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
  20   * @license    http://framework.zend.com/license/new-bsd     New BSD License
  21   * @version    $Id$
  22   */
  23  
  24  
  25  /**
  26   * @category   Zend
  27   * @package    Zend_Service
  28   * @subpackage Amazon
  29   * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
  30   * @license    http://framework.zend.com/license/new-bsd     New BSD License
  31   */
  32  class Zend_Service_Amazon_Item
  33  {
  34      /**
  35       * @var string
  36       */
  37      public $ASIN;
  38  
  39      /**
  40       * @var string
  41       */
  42      public $DetailPageURL;
  43  
  44      /**
  45       * @var int
  46       */
  47      public $SalesRank;
  48  
  49      /**
  50       * @var int
  51       */
  52      public $TotalReviews;
  53  
  54      /**
  55       * @var int
  56       */
  57      public $AverageRating;
  58  
  59      /**
  60       * @var string
  61       */
  62      public $SmallImage;
  63  
  64      /**
  65       * @var string
  66       */
  67      public $MediumImage;
  68  
  69      /**
  70       * @var string
  71       */
  72      public $LargeImage;
  73  
  74      /**
  75       * @var string
  76       */
  77      public $Subjects;
  78  
  79      /**
  80       * @var Zend_Service_Amazon_OfferSet
  81       */
  82      public $Offers;
  83  
  84      /**
  85       * @var Zend_Service_Amazon_CustomerReview[]
  86       */
  87      public $CustomerReviews = array();
  88  
  89      /**
  90       * @var Zend_Service_Amazon_SimilarProducts[]
  91       */
  92      public $SimilarProducts = array();
  93  
  94      /**
  95       * @var Zend_Service_Amazon_Accessories[]
  96       */
  97      public $Accessories = array();
  98  
  99      /**
 100       * @var array
 101       */
 102      public $Tracks = array();
 103  
 104      /**
 105       * @var Zend_Service_Amazon_ListmaniaLists[]
 106       */
 107      public $ListmaniaLists = array();
 108  
 109      protected $_dom;
 110  
 111  
 112      /**
 113       * Parse the given <Item> element
 114       *
 115       * @param  null|DOMElement $dom
 116       * @return void
 117       * @throws    Zend_Service_Amazon_Exception
 118       * 
 119       * @group ZF-9547
 120       */
 121      public function __construct($dom)
 122      {
 123          if (null === $dom) {
 124              require_once 'Zend/Service/Amazon/Exception.php';
 125              throw new Zend_Service_Amazon_Exception('Item element is empty');
 126          }
 127          if (!$dom instanceof DOMElement) {
 128              require_once 'Zend/Service/Amazon/Exception.php';
 129              throw new Zend_Service_Amazon_Exception('Item is not a valid DOM element');
 130          }
 131          $xpath = new DOMXPath($dom->ownerDocument);
 132          $xpath->registerNamespace('az', 'http://webservices.amazon.com/AWSECommerceService/2005-10-05');
 133          $this->ASIN = $xpath->query('./az:ASIN/text()', $dom)->item(0)->data;
 134  
 135          $result = $xpath->query('./az:DetailPageURL/text()', $dom);
 136          if ($result->length == 1) {
 137              $this->DetailPageURL = $result->item(0)->data;
 138          }
 139  
 140          if ($xpath->query('./az:ItemAttributes/az:ListPrice', $dom)->length >= 1) {
 141              $this->CurrencyCode = (string) $xpath->query('./az:ItemAttributes/az:ListPrice/az:CurrencyCode/text()', $dom)->item(0)->data;
 142              $this->Amount = (int) $xpath->query('./az:ItemAttributes/az:ListPrice/az:Amount/text()', $dom)->item(0)->data;
 143              $this->FormattedPrice = (string) $xpath->query('./az:ItemAttributes/az:ListPrice/az:FormattedPrice/text()', $dom)->item(0)->data;
 144          }
 145  
 146          $result = $xpath->query('./az:ItemAttributes/az:*/text()', $dom);
 147          if ($result->length >= 1) {
 148              foreach ($result as $v) {
 149                  if (isset($this->{$v->parentNode->tagName})) {
 150                      if (is_array($this->{$v->parentNode->tagName})) {
 151                          array_push($this->{$v->parentNode->tagName}, (string) $v->data);
 152                      } else {
 153                          $this->{$v->parentNode->tagName} = array($this->{$v->parentNode->tagName}, (string) $v->data);
 154                      }
 155                  } else {
 156                      $this->{$v->parentNode->tagName} = (string) $v->data;
 157                  }
 158              }
 159          }
 160  
 161          foreach (array('SmallImage', 'MediumImage', 'LargeImage') as $im) {
 162              $result = $xpath->query("./az:ImageSets/az:ImageSet[position() = 1]/az:$im", $dom);
 163              if ($result->length == 1) {
 164                  /**
 165                   * @see Zend_Service_Amazon_Image
 166                   */
 167                  require_once 'Zend/Service/Amazon/Image.php';
 168                  $this->$im = new Zend_Service_Amazon_Image($result->item(0));
 169              }
 170          }
 171  
 172          $result = $xpath->query('./az:SalesRank/text()', $dom);
 173          if ($result->length == 1) {
 174              $this->SalesRank = (int) $result->item(0)->data;
 175          }
 176  
 177          $result = $xpath->query('./az:CustomerReviews/az:Review', $dom);
 178          if ($result->length >= 1) {
 179              /**
 180               * @see Zend_Service_Amazon_CustomerReview
 181               */
 182              require_once 'Zend/Service/Amazon/CustomerReview.php';
 183              foreach ($result as $review) {
 184                  $this->CustomerReviews[] = new Zend_Service_Amazon_CustomerReview($review);
 185              }
 186              $this->AverageRating = (float) $xpath->query('./az:CustomerReviews/az:AverageRating/text()', $dom)->item(0)->data;
 187              $this->TotalReviews = (int) $xpath->query('./az:CustomerReviews/az:TotalReviews/text()', $dom)->item(0)->data;
 188          }
 189  
 190          $result = $xpath->query('./az:EditorialReviews/az:*', $dom);
 191          if ($result->length >= 1) {
 192              /**
 193               * @see Zend_Service_Amazon_EditorialReview
 194               */
 195              require_once 'Zend/Service/Amazon/EditorialReview.php';
 196              foreach ($result as $r) {
 197                  $this->EditorialReviews[] = new Zend_Service_Amazon_EditorialReview($r);
 198              }
 199          }
 200  
 201          $result = $xpath->query('./az:SimilarProducts/az:*', $dom);
 202          if ($result->length >= 1) {
 203              /**
 204               * @see Zend_Service_Amazon_SimilarProduct
 205               */
 206              require_once 'Zend/Service/Amazon/SimilarProduct.php';
 207              foreach ($result as $r) {
 208                  $this->SimilarProducts[] = new Zend_Service_Amazon_SimilarProduct($r);
 209              }
 210          }
 211  
 212          $result = $xpath->query('./az:ListmaniaLists/*', $dom);
 213          if ($result->length >= 1) {
 214              /**
 215               * @see Zend_Service_Amazon_ListmaniaList
 216               */
 217              require_once 'Zend/Service/Amazon/ListmaniaList.php';
 218              foreach ($result as $r) {
 219                  $this->ListmaniaLists[] = new Zend_Service_Amazon_ListmaniaList($r);
 220              }
 221          }
 222  
 223          $result = $xpath->query('./az:Tracks/az:Disc', $dom);
 224          if ($result->length > 1) {
 225              foreach ($result as $disk) {
 226                  foreach ($xpath->query('./*/text()', $disk) as $t) {
 227                      // TODO: For consistency in a bugfix all tracks are appended to one single array
 228                      // Erroreous line: $this->Tracks[$disk->getAttribute('number')] = (string) $t->data;
 229                      $this->Tracks[] = (string) $t->data;
 230                  }
 231              }
 232          } else if ($result->length == 1) {
 233              foreach ($xpath->query('./*/text()', $result->item(0)) as $t) {
 234                  $this->Tracks[] = (string) $t->data;
 235              }
 236          }
 237  
 238          $result = $xpath->query('./az:Offers', $dom);
 239          $resultSummary = $xpath->query('./az:OfferSummary', $dom);
 240          if ($result->length > 1 || $resultSummary->length == 1) {
 241              /**
 242               * @see Zend_Service_Amazon_OfferSet
 243               */
 244              require_once 'Zend/Service/Amazon/OfferSet.php';
 245              $this->Offers = new Zend_Service_Amazon_OfferSet($dom);
 246          }
 247  
 248          $result = $xpath->query('./az:Accessories/*', $dom);
 249          if ($result->length > 1) {
 250              /**
 251               * @see Zend_Service_Amazon_Accessories
 252               */
 253              require_once 'Zend/Service/Amazon/Accessories.php';
 254              foreach ($result as $r) {
 255                  $this->Accessories[] = new Zend_Service_Amazon_Accessories($r);
 256              }
 257          }
 258  
 259          $this->_dom = $dom;
 260      }
 261  
 262  
 263      /**
 264       * Returns the item's original XML
 265       *
 266       * @return string
 267       */
 268      public function asXml()
 269      {
 270          return $this->_dom->ownerDocument->saveXML($this->_dom);
 271      }
 272  }