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refactoring icml && fix memory usage

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This commit is contained in:
Dmitry Mamontov 2015-11-16 10:03:22 -05:00
parent c672c93554
commit 9a2bbce480
1 changed files with 88 additions and 59 deletions
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143
retailcrm/src/Helpers/IcmlHelper.php
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@ -4,6 +4,7 @@ class IcmlHelper
{
protected $shop;
protected $file;
protected $tmpFile;
protected $properties = array(
'name',
@ -17,48 +18,93 @@ class IcmlHelper
'productActivity'
);
protected $document;
protected $xml;
protected $categories;
protected $offers;
protected $chunk = 500;
public function __construct($shop, $file)
{
$this->shop = $shop;
$this->file = $file;
$this->tmpFile = sprintf('%s.tmp', $file);
}
public function generate($categories, $offers)
{
$string = '<?xml version="1.0" encoding="UTF-8"?>
<yml_catalog date="'.date('Y-m-d H:i:s').'">
<shop>
<name>'.$this->shop.'</name>
<categories/>
<offers/>
</shop>
</yml_catalog>
';
if (!file_exists($this->tmpFile)) {
$this->writeHead();
}
$xml = new SimpleXMLElement(
$string,
LIBXML_NOENT |LIBXML_NOCDATA | LIBXML_COMPACT | LIBXML_PARSEHUGE
if (!empty($categories)) {
$this->writeCategories($categories);
unset($categories);
}
if (!empty($offers)) {
$this->writeOffers($offers);
unset($offers);
}
$dom = dom_import_simplexml(simplexml_load_file($this->tmpFile))->ownerDocument;
$dom->formatOutput = true;
$formatted = $dom->saveXML();
unset($dom, $this->xml);
file_put_contents($this->tmpFile, $formatted);
rename($this->tmpFile, $this->file);
}
private function loadXml()
{
return new SimpleXMLElement(
$this->tmpFile,
LIBXML_NOENT | LIBXML_NOCDATA | LIBXML_COMPACT | LIBXML_PARSEHUGE,
true
);
}
private function writeHead()
{
$string = sprintf(
'<?xml version="1.0" encoding="UTF-8"?><yml_catalog date="%s"><shop><name>%s</name><categories/><offers/></shop></yml_catalog>',
date('Y-m-d H:i:s'),
$this->shop
);
$this->document = new DOMDocument();
$this->document->preserveWhiteSpace = false;
$this->document->formatOutput = true;
$this->document->loadXML($xml->asXML());
file_put_contents($this->tmpFile, $string, LOCK_EX);
}
$this->categories = $this->document
->getElementsByTagName('categories')->item(0);
$this->offers = $this->document
->getElementsByTagName('offers')->item(0);
private function writeCategories($categories)
{
$chunkCategories = array_chunk($categories, $this->chunk);
foreach ($chunkCategories as $categories) {
$this->xml = $this->loadXml();
$this->categories = $this->xml->shop->categories;
$this->addCategories($categories);
$this->xml->asXML($this->tmpFile);
}
unset($this->categories);
}
private function writeOffers($offers)
{
$chunkOffers = array_chunk($offers, $this->chunk);
foreach ($chunkOffers as $offers) {
$this->xml = $this->loadXml();
$this->offers = $this->xml->shop->offers;
$this->addOffers($offers);
$this->document->saveXML();
$this->document->save($this->file);
$this->xml->asXML($this->tmpFile);
}
unset($this->offers);
}
private function addCategories($categories)
@ -70,16 +116,12 @@ class IcmlHelper
continue;
}
$e = $this->categories->appendChild(
$this->document->createElement(
'category', $category['name']
)
);
$e = $this->categories->addChild('category', $category['name']);
$e->setAttribute('id', $category['id']);
$e->addAttribute('id', $category['id']);
if (array_key_exists('parentId', $category) && $category['parentId'] > 0) {
$e->setAttribute('parentId', $category['parentId']);
$e->addAttribute('parentId', $category['parentId']);
}
}
}
@ -88,39 +130,33 @@ class IcmlHelper
{
$offers = DataHelper::filterRecursive($offers);
foreach ($offers as $offer) {
foreach ($offers as $key => $offer) {
if (!array_key_exists('id', $offer)) {
continue;
}
$e = $this->offers->appendChild(
$this->document->createElement('offer')
);
$e = $this->offers->addChild('offer');
$e->setAttribute('id', $offer['id']);
$e->addAttribute('id', $offer['id']);
if (!array_key_exists('productId', $offer) || empty($offer['productId'])) {
$offer['productId'] = $offer['id'];
}
$e->setAttribute('productId', $offer['productId']);
$e->addAttribute('productId', $offer['productId']);
if (!empty($offer['quantity'])) {
$e->setAttribute('quantity', (int) $offer['quantity']);
$e->addAttribute('quantity', (int) $offer['quantity']);
} else {
$e->setAttribute('quantity', 0);
$e->addAttribute('quantity', 0);
}
if (is_array($offer['categoryId'])) {
foreach ($offer['categoryId'] as $categoryId) {
$e->appendChild(
$this->document->createElement('categoryId', $categoryId)
);
$e->addChild('categoryId', $categoryId);
}
} else {
$e->appendChild(
$this->document->createElement('categoryId', $offer['categoryId'])
);
$e->addChild('categoryId', $offer['categoryId']);
}
if (!array_key_exists('name', $offer) || empty($offer['name'])) {
@ -137,16 +173,14 @@ class IcmlHelper
if (array_key_exists('params', $offer) && !empty($offer['params'])) {
array_walk($offer['params'], array($this, 'setOffersParams'), $e);
}
unset($offers[$key]);
}
}
private function setOffersProperties($value, $key, &$e) {
if (in_array($key, $this->properties) && $key != 'params') {
$e->appendChild(
$this->document->createElement($key)
)->appendChild(
$this->document->createTextNode($value)
);
$e->addChild($key, htmlspecialchars($value));
}
}
@ -159,14 +193,9 @@ class IcmlHelper
!empty($value['name']) &&
!empty($value['value'])
) {
$param = $this->document->createElement('param');
$param->setAttribute('code', $value['code']);
$param->setAttribute('name', $value['name']);
$param->appendChild(
$this->document->createTextNode($value['value'])
);
$e->appendChild($param);
$param = $e->addChild('param', htmlspecialchars($value['value']));
$param->addAttribute('code', $value['code']);
$param->addAttribute('name', htmlspecialchars($value['name']));
}
}
}