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<?php
namespace GeniBase\Common;
/**
*
* @author Limych
*/
class GeniBaseClass
{
const GENIBASE_NS = 'http://genibase/v1/';
const XML_NS = 'http://www.w3.org/XML/1998/namespace';
/**
* Constructs a GeniBaseClass from a (parsed) JSON hash
*
* @param mixed $o Either an array (JSON), an XMLReader or
* another instance of GeniBaseClass or a subclass.
*
* @throws \Exception
*/
public function __construct($o = null)
{
if ($o instanceof self) {
$o = $o->toArray();
}
if (is_array($o)) {
$this->initFromArray($o);
} elseif ($o instanceof \XMLReader) {
$success = true;
while ($success && $o->nodeType != \XMLReader::ELEMENT) {
$success = $o->read();
}
if ($o->nodeType != \XMLReader::ELEMENT) {
throw new \Exception("Unable to read XML: no start element found.");
}
$this->initFromReader($o);
}
}
/**
* Merges given data with current object
*
* @param GeniBaseClass $data
*/
public function embed(GeniBaseClass $data)
{
} // Empty
/**
* Initializes this GeniBaseClass from an associative array
*
* @param array $o
*/
public function initFromArray(array $o)
{
} // Empty
/**
* Returns the associative array for this GeniBaseClass
*
* @return array
*/
public function toArray()
{
return [];
}
/**
* Returns the JSON string for this GeniBaseClass
*
* @return string
*/
public function toJson()
{
return json_encode($this->toArray());
}
/**
* Initializes this GeniBaseClass from an XML reader.
*
* @param \XMLReader $xml The reader to use to initialize this object.
*/
public function initFromReader(\XMLReader $xml)
{
$empty = $xml->isEmptyElement;
if ($xml->hasAttributes) {
$moreAttributes = $xml->moveToFirstAttribute();
while ($moreAttributes) {
if (!$this->setKnownAttribute($xml)) {
//skip unknown attributes...
}
$moreAttributes = $xml->moveToNextAttribute();
}
}
if (!$empty) {
$xml->read();
while ($xml->nodeType != \XMLReader::END_ELEMENT) {
if ($xml->nodeType != \XMLReader::ELEMENT) {
//no-op: skip any insignificant whitespace, comments, etc.
} elseif (!$this->setKnownChildElement($xml)) {
$n = $xml->localName;
$ns = $xml->namespaceURI;
$elementIsEmpty = $xml->isEmptyElement;
$dom = new \DOMDocument();
$nodeFactory = $dom;
$dom->formatOutput = true;
$e = $nodeFactory->createElementNS($xml->namespaceURI, $xml->localName);
$dom->appendChild($e);
if ($xml->hasAttributes) {
$moreAttributes = $xml->moveToFirstAttribute();
while ($moreAttributes) {
$e->setAttributeNS($ns, $xml->localName, $xml->value);
$moreAttributes = $xml->moveToNextAttribute();
}
}
$dom = $e;
if (!$elementIsEmpty) {
//create any child elements...
while ($xml->read() && $xml->nodeType != \XMLReader::END_ELEMENT && $xml->localName != $n) {
if ($xml->nodeType == \XMLReader::ELEMENT) {
$e = $nodeFactory->createElementNS($xml->namespaceURI, $xml->localName);
$dom->appendChild($e);
if ($xml->hasAttributes) {
$moreAttributes = $xml->moveToFirstAttribute();
while ($moreAttributes) {
$e->setAttributeNS($xml->namespaceURI, $xml->localName, $xml->value);
$moreAttributes = $xml->moveToNextAttribute();
}
}
} elseif ($xml->nodeType == \XMLReader::TEXT) {
$dom->textContent = $xml->value;
} elseif ($xml->nodeType == \XMLReader::END_ELEMENT) {
$dom = $dom->parentNode;
}
}
}
array_push($this->extensionElements, $dom);
}
$xml->read(); //advance the reader.
}
}
}
/**
* Sets a known child element of GeniBaseClass from an XML reader.
*
* @param \XMLReader $xml The reader.
* @return bool Whether a child element was set.
*/
protected function setKnownChildElement(\XMLReader $xml)
{
return false;
}
/**
* Sets a known attribute of GeniBaseClass from an XML reader.
*
* @param \XMLReader $xml The reader.
* @return bool Whether an attribute was set.
*/
protected function setKnownAttribute(\XMLReader $xml)
{
return false;
}
/**
* Writes this GeniBaseClass to an XML writer.
*
* @param \XMLWriter $writer The XML writer.
* @param bool $includeNamespaces Whether to write out the namespaces in the element.
*/
public function toXml(\XMLWriter $writer, $includeNamespaces = true)
{
$writer->startElement('xml');
$this->writeXmlContents($writer);
$writer->endElement();
}
/**
* Writes the contents of this GeniBaseClass to an XML writer.
* The startElement is expected to be already provided.
*
* @param \XMLWriter $writer The XML writer.
*/
public function writeXmlContents(\XMLWriter $writer)
{
} // Empty
}