add category helpers

README.md

@@ -95,7 +95,6 @@ class ZboziGenerator extends Generator {
             ->setManufacturer('Adidas') #výrobce produktu, nepovinné
             ->setBrand('Nike') #značka produktu, nepovinné
             ->setCategoryId(1) #ID kategorie Zboží.cz, nepovinné
-            ->setCategoryText('Obleceni | neco') #kategorie dle eshopu, nepovinné
             ->setProduct('Cerny') #název nabídky ve výsledcích vyhledávání, např. "+ dárek zdarma", nepovinné
             ->setVisibility(true) #zobrazování nabídky na Zboží.cz
             ->setCustomLabel('neco') #dodatečné označení nabídky, vytvoří skupinu - kolekce, sezoni akce
@@ -106,6 +105,9 @@ class ZboziGenerator extends Generator {
             ->setListPrice(999) #doporučená koncová prodejní cena
             ->setReleaseDate(new \DateTime()); #datum oficiálního zahájení prodeje v ČR
 
+        #category text
+         $item->addCategoryText('Kategorie | Subkategorie');
+         $item->addCategoryText('Kategorie | Subkategorie1');
 
         #images
          $item->addImage('http://placehold.it/350x150'); #adresa obrázku, nepovinné, doporučujeme uvádět; značku je možné opakovat
@@ -130,6 +132,17 @@ class ZboziGenerator extends Generator {
 }
 ```
 
+Categories helper
+----------------------
+
+For getting available categories you can call CategoryHelper
+```
+
+$categories = new \Mk\Feed\Generators\Zbozi\CategoriesHelper(); #first parameter can be cache storage for caching results
+
+dump($categories->getCategories());
+```
+
 Print available config
 ----------------------
 ```sh

composer.json

@@ -19,7 +19,8 @@
 		"nette/di": "~2.3",
 		"nette/utils": "~2.3",
 		"latte/latte": "~2.3",
-		"kdyby/console": "~2.3"
+		"kdyby/console": "~2.3",
+		"sergiors/importing": "1.0.1"
 	},
 	"require-dev": {
 		"nette/tester": "@dev"

src/Generators/Heureka/CategoriesHelper.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace Mk\Feed\Generators\Heureka;
+
+use Nette\Caching\Cache;
+
+
+class CategoriesHelper {
+
+    CONST CATEGORY_URL = 'http://www.heureka.cz/direct/xml-export/shops/heureka-sekce.xml';
+
+    /** @var \Nette\Caching\Cache */
+    private $cache;
+
+    function __construct(\Nette\Caching\IStorage $storage = null)
+    {
+        if ($storage) {
+            $this->cache = new Cache($storage, __CLASS__);
+        }
+    }
+
+    public function getCategories()
+    {
+        $categories = [];
+        if (!$this->cache || !($categories = $this->cache->load('categories'))) {
+            $xml = file_get_contents(self::CATEGORY_URL);
+            $dom = new \DOMDocument();
+
+            $dom->loadXML($xml);
+            $xpath = new \DOMXPath($dom);
+            /** @var \DOMElement[] $_categories */
+            $_categories = $xpath->query(".//CATEGORY");
+
+            foreach ($_categories as $category) {
+                $id = isset($xpath->query($category->getNodePath().'/CATEGORY_ID')[0]) ? (int)$xpath->query($category->getNodePath().'/CATEGORY_ID')[0]->nodeValue : null;
+                $_cat = isset($xpath->query($category->getNodePath().'/CATEGORY_FULLNAME')[0]) ? (string)$xpath->query($category->getNodePath().'/CATEGORY_FULLNAME')[0]->nodeValue : null;
+                if($id && $_cat) {
+                    $_cat = str_replace('Heureka.cz | ', '', $_cat);
+                    $categories[$id] = $_cat;
+                }
+            }
+
+            asort($categories);
+
+            if ($this->cache) {
+                $this->cache->save('categories', $categories);
+            }
+        }
+
+        return $categories;
+    }
+}

src/Generators/Zbozi/CategoriesHelper.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Mk\Feed\Generators\Zbozi;
+
+
+use Nette\Caching\Cache;
+use Sergiors\Importing\Loader\Excel5FileLoader;
+use Symfony\Component\Config\FileLocator;
+use Symfony\Component\Config\Loader\DelegatingLoader;
+use Symfony\Component\Config\Loader\LoaderResolver;
+
+class CategoriesHelper {
+
+    CONST CATEGORY_URL = 'http://napoveda.seznam.cz/soubory/Zbozi.cz/category_ID.xls';
+
+    /** @var \Nette\Caching\Cache */
+    private $cache;
+
+    function __construct(\Nette\Caching\IStorage $storage = null)
+    {
+        if ($storage) {
+            $this->cache = new Cache($storage, __CLASS__);
+        }
+    }
+
+    public function getCategories()
+    {
+        $categories = [];
+        if (!$this->cache || !($categories = $this->cache->load('categories'))) {
+            $file = sys_get_temp_dir() . '/file.xls';
+            file_put_contents($file, file_get_contents(self::CATEGORY_URL));
+
+            $loaders = [
+                new Excel5FileLoader(new FileLocator()),
+            ];
+
+            $resolver = new LoaderResolver($loaders);
+            $loader = new DelegatingLoader($resolver);
+
+            $data = $loader->load($file);
+            #clear header
+            unset($data[0]);
+
+            foreach ($data as $row) {
+                $categories[(int)$row[0]] = trim($row[2]);
+            }
+            asort($categories);
+            unlink($file);
+
+            if ($this->cache) {
+                $this->cache->save('categories', $categories);
+            }
+        }
+
+        return $categories;
+    }
+}
+
+