1 <?php
  2 
  3 /**
  4  * Description of PetromapImport
  5  *
  6  * @author inxo
  7  */
  8 class BaseMediawebImportParser {
  9 
 10     static $dtd = 'http://import.mediaweb.ru/import.dtd';
 11     private $filename;
 12     private $ImageFolder;
 13     private $encoding;
 14     private $disableValidation = false;
 15     private $message = '';
 16     protected $categories = array();
 17     protected $offers = array();
 18     protected $currency = array();
 19 
 20     public function __construct($filename, $imagefolder = null, $encoding='UTF-8') {
 21         $this->encoding = $encoding;
 22         $this->filename = $filename;
 23         $this->ImageFolder = $imagefolder;
 24     }
 25 
 26     public function setDisableValidation() {
 27         $this->disableValidation = true;
 28     }
 29 
 30     public function parse() {
 31         $valid = $this->validate();
 32 
 33         if (!$valid) {
 34             $this->setDisableValidation();
 35             $valid = true;
 36         }
 37         //Debug::dump($valid);
 38         if (!$valid) return false;
 39         
 40         $xml = simplexml_load_file($this->filename);
 41         foreach ($xml as $element => $value) {
 42             switch ($element) {
 43                 case 'currencies':
 44                     $result = $this->parse_currency($value);
 45                     break;
 46 
 47                 case 'categories':
 48                     $result = $this->parse_categories($value);
 49                     break;
 50 
 51                 case 'offers':
 52                     $result = $this->parse_offers($value);
 53                     break;
 54 
 55                 default:
 56                     $this->setMessage('Invalid XML element: ' . $element);
 57                     $result = false;
 58                     break;
 59             }
 60             if (!$result) {
 61                 return false;
 62             }
 63         }
 64         if (!$this->saveImages()) {
 65             //Debug::dump('error image');
 66             return false;
 67         }
 68         return true;
 69     }
 70 
 71     public function saveImages() {
 72         if ($this->ImageFolder) {
 73             $i = 0;
 74             // этот код не работает !!!
 75             foreach ($this->offers as $offer) {
 76                 if (isset($offer->photo)) {
 77                     if (isset($offer->image)) {
 78                         $img = base64_decode($offer->image);
 79                         $filename = $this->ImageFolder . '/' . $offer->photo;
 80                     } else {
 81                         $img = file_get_contents($offer->photo);
 82                         $filename = $this->ImageFolder . '/' . time() . '.' . substr(strrchr($offer->photo, '.'), 1);
 83                     }
 84                     if (!isset($filename)) {
 85                         return false;
 86                     }
 87                     $f = fopen($filename, 'w+');
 88                     if (!fwrite($f, $img))
 89                         return false;
 90                     else {
 91                         $this->offers[$i]->photo = $filename;
 92                     }
 93                     fclose($f);
 94                 }
 95             }
 96         }
 97         return true;
 98     }
 99 
100     public function setImageFolder($folder) {
101         $this->ImageFolder = $folder;
102     }
103 
104     public function getImageFolder() {
105         return $this->ImageFolder;
106     }
107 
108     public function setMessage($val) {
109         $this->message = $val;
110     }
111 
112     public function getMessage() {
113         return $this->message;
114     }
115 
116     public function validate() {
117         if ($this->disableValidation) {
118             return true;
119         }
120         if (!file_exists($this->filename)) {
121             $this->setMessage('XML file not found');
122             return false;
123         }
124         $xml = file_get_contents($this->filename);
125 
126         $dom = new DOMDocument;
127         $dom->loadXML($xml, LIBXML_PARSEHUGE);
128 
129         if ($dom->validate())
130             return true;
131         $this->setMessage('DOM Validation failed');
132         return false;
133     }
134 
135     private function parse_currency($elements) {
136         foreach ($elements as $currency) {
137             if ($currency->getName() != 'currency') {
138                 $this->setMessage('Invalid currency element: ' . $currency->getName());
139                 return false;
140             }
141 
142             // set default rate for currency = 1
143             $rate = 1;
144             if ($currency->attributes()->rate)
145                 $rate = (float) $currency->attributes ()->rate;
146 
147             $this->currency[(string) $currency->attributes()->id] = array(
148                 'rate' => $rate
149             );
150         }
151         //var_dump($this->currency);
152         return true;
153     }
154 
155     private function parse_categories($elements) {
156         foreach ($elements as $category) {
157             if ($category->getName() != 'category') {
158                 $this->setMessage('Invalid category element: ' . $category->getName());
159                 return false;
160             }
161             $parentid = (isset($category->attributes()->parentId)) ? (string) $category->attributes()->parentId : NULL;
162             array_push($this->categories, array(
163                 'id' => (string) $category->attributes()->id,
164                 'parentid' => $parentid,
165                 'title' => $this->convert((string) $category)
166             ));
167         }
168         //var_dump($this->categories);
169         return true;
170     }
171 
172     private function parse_offers($elements) {
173         foreach ($elements as $offer) {
174             if ($offer->getName() != 'offer') {
175                 $this->setMessage('Invalid offer element: ' . $offer->getName());
176                 return false;
177             }
178 
179             $url = (isset($offer->url)) ? $this->convert((string) $offer->url) : NULL;
180             $description = (isset($offer->description)) ? $this->convert((string) $offer->description) : NULL;
181             $fulldesc = (isset($offer->fulldesc)) ? $this->convert((string) $offer->fulldesc) : NULL;
182             $picture = (isset($offer->picture)) ? $this->convert((string) $offer->picture) : NULL;
183             $image = (isset($offer->image)) ? $this->convert((string) $offer->image) : NULL;
184             $typePrefix = (isset($offer->typePrefix)) ? $this->convert((string) $offer->typePrefix) : NULL;
185             $xCategory = (isset($offer->xCategory)) ? $this->convert((string) $offer->xCategory) : NULL;
186             $vendor = (isset($offer->vendor)) ? $this->convert((string) $offer->vendor) : NULL;
187             $vendorCode = (isset($offer->vendorCode)) ? $this->convert((string) $offer->vendorCode) : NULL;
188             $model = (isset($offer->model)) ? $this->convert((string) $offer->model) : NULL;
189 
190             $categories = NULL;
191             if ($offer->categoryId) {
192                 $categories = array();
193                 foreach ($offer->categoryId as $categoryId) {
194                     array_push($categories, array(
195                         'id' => (string) $this->convert($categoryId),
196                         'type' => (isset($categoryId->attributes()->type)) ? (string) $categoryId->attributes()->type : 'Own'
197                     ));
198                 }
199             }
200 
201             $special = NULL;
202             if ($offer->special) {
203                 $special = array();
204                 foreach ($offer->special as $obj) {
205                     array_push($special, array(
206                         'id' => (string) $obj->attributes()->id,
207                         'url' => (string) $obj->attributes()->url,
208                         'siteid' => (string) $obj->attributes()->siteid,
209                     ));
210                 }
211             }
212 
213             $params = array();
214             if ($offer->param) {
215                 foreach ($offer->param as $param) {
216                     array_push($params, array(
217                         'name' => (string) $param->attributes()->name,
218                         'value' => (string) $param
219                     ));
220                 }
221             }
222             
223             array_push($this->offers, array(
224                 // обязательные параметры
225                 'id' => (string) $offer->attributes()->id,
226                 'available' => ($offer->attributes()->available == 'true') ? 1 : 0,
227                 'title' => $this->convert((string) $offer->title),
228                 'price' => (float) str_replace(',', '.', $this->convert((string) $offer->price)),
229                 'currencyId' => $this->convert((string) $offer->currencyId),
230                 // возможные параметры
231                 'description' => $description,
232                 'url' => $url,
233                 'picture' => $picture,
234                 'image' => $image,
235                 'fulldesc' => $fulldesc,
236                 'typePrefix' => $typePrefix,
237                 'xCategory' => $xCategory,
238                 'vendor' => $vendor,
239                 'vendorCode' => $vendorCode,
240                 'model' => $model,
241                 // множественные параметры
242                 'categories' => $categories,
243                 'special' => $special,
244                 'params' => $params
245             ));
246         }
247         //var_dump($this->offers);
248         return true;
249     }
250 
251     private function convert($string) {
252         $string = htmlspecialchars_decode($string);
253         return $string;
254     }
255     
256 }
257