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<?php |
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namespace NFePHP\Common; |
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/** |
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* Class for identification and convertion of eletronic documents in xml |
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* from documents used in sped-nfe, sped-esocial, sped-cte, sped-mdfe, etc. |
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* This class converts XML to JSON, ARRAY, YAML or sdtClass |
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* To use in projects this class will be extented and include all root Tag List |
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* |
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* @category NFePHP |
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* @package NFePHP\Common\Standardize |
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* @copyright NFePHP Copyright (c) 2008-2017 |
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* @license http://www.gnu.org/licenses/lgpl.txt LGPLv3+ |
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* @license https://opensource.org/licenses/MIT MIT |
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* @license http://www.gnu.org/licenses/gpl.txt GPLv3+ |
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* @author Roberto L. Machado <linux.rlm at gmail dot com> |
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* @link http://github.com/nfephp-org/sped-nfe for the canonical source repository |
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*/ |
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use NFePHP\Common\Validator; |
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use NFePHP\Common\Exception\DocumentsException; |
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use Symfony\Component\Yaml\Yaml; |
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use DOMDocument; |
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use stdClass; |
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class Standardize |
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{ |
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/** |
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* @var string |
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*/ |
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public $node = ''; |
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/** |
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* @var string |
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*/ |
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public $json = ''; |
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/** |
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* @var string |
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*/ |
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public $key = ''; |
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/** |
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* @var array |
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*/ |
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public $rootTagList = []; |
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/** |
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* Constructor |
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* @param string $xml |
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*/ |
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public function __construct($xml = null) |
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{ |
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$this->toStd($xml); |
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} |
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/** |
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* Load tag list |
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* This list must contain the root tags of all XML documents used by |
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* the project whether NFe, CTe, MDFe, eSocial or any other of the SPED set, |
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* it is important to note that the order of this list is relevant |
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* to the result. |
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* @param array $tagList |
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*/ |
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public function loadTagList($tagList) |
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{ |
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$this->rootTagList = $tagList; |
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} |
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/** |
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* Identify node and extract from XML for convertion type |
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* @param string $xml |
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* @return string identificated node name |
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* @throws InvalidArgumentException |
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*/ |
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public function whichIs($xml) |
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{ |
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if (!Validator::isXML($xml)) { |
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//invalid document is not a XML |
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throw DocumentsException::wrongDocument(6); |
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} |
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$dom = new \DOMDocument('1.0', 'UTF-8'); |
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$dom->preserveWhiteSpace = false; |
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$dom->formatOutput = false; |
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$dom->loadXML($xml); |
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foreach ($this->rootTagList as $key) { |
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$node = !empty($dom->getElementsByTagName($key)->item(0)) |
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? $dom->getElementsByTagName($key)->item(0) |
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: ''; |
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if (!empty($node)) { |
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$this->node = $dom->saveXML($node); |
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return $key; |
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} |
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} |
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//documento does not belong to the SPED-NFe project |
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throw DocumentsException::wrongDocument(7); |
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} |
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/** |
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* Returns extract node from XML |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return $this->node; |
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} |
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/** |
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* Returns stdClass converted from xml |
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* @param string $xml |
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* @return stdClass |
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*/ |
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public function toStd($xml = null) |
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{ |
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if (!empty($xml)) { |
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$this->key = $this->whichIs($xml); |
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} |
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$sxml = simplexml_load_string($this->node); |
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$this->json = str_replace( |
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'@attributes', |
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'attributes', |
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json_encode($sxml, JSON_PRETTY_PRINT) |
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); |
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return json_decode($this->json); |
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} |
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/** |
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* Retruns JSON string form XML |
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* @param string $xml |
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* @return string |
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*/ |
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public function toJson($xml = null) |
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{ |
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if (!empty($xml)) { |
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$this->toStd($xml); |
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} |
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return $this->json; |
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} |
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/** |
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* Returns array from XML |
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* @param string $xml |
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* @return array |
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*/ |
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public function toArray($xml = null) |
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{ |
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if (!empty($xml)) { |
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$this->toStd($xml); |
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} |
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return json_decode($this->json, true); |
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} |
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/** |
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* Returns YAML from XML |
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* @param string $xml |
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* @return string |
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*/ |
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public function toYaml($xml = null) |
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{ |
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if (!empty($xml)) { |
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$this->toStd($xml); |
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} |
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$array = $this->toArray(); |
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return Yaml::dump($array, 6, 4); |
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} |
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} |
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nfephp-org /
sped-common
