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friendica_2019-12_sharedHos.../include/xml.php

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<?php
/**
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* @file include/xml.php
* @brief This class contain functions to work with XML data
*
*/
class xml {
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/**
* @brief Creates an XML structure out of a given array
*
* @param array $array The array of the XML structure that will be generated
* @param object $xml The createdXML will be returned by reference
* @param bool $remove_header Should the XML header be removed or not?
* @param array $namespaces List of namespaces
*
* @return string The created XML
*/
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function from_array($array, &$xml, $remove_header = false, $namespaces = array(), $root = true) {
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if ($root) {
foreach($array as $key => $value) {
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foreach ($namespaces AS $nskey => $nsvalue)
$key .= " xmlns".($nskey == "" ? "":":").$nskey.'="'.$nsvalue.'"';
$root = new SimpleXMLElement("<".$key."/>");
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self::from_array($value, $root, $remove_header, $namespaces, false);
$dom = dom_import_simplexml($root)->ownerDocument;
$dom->formatOutput = true;
$xml = $dom;
$xml_text = $dom->saveXML();
if ($remove_header)
$xml_text = trim(substr($xml_text, 21));
return $xml_text;
}
}
foreach($array as $key => $value) {
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if ($key == "@attributes") {
if (!isset($element) OR !is_array($value))
continue;
foreach ($value as $attr_key => $attr_value) {
$element_parts = explode(":", $attr_key);
if ((count($element_parts) > 1) AND isset($namespaces[$element_parts[0]]))
$namespace = $namespaces[$element_parts[0]];
else
$namespace = NULL;
$element->addAttribute ($attr_key, $attr_value, $namespace);
}
continue;
}
$element_parts = explode(":", $key);
if ((count($element_parts) > 1) AND isset($namespaces[$element_parts[0]]))
$namespace = $namespaces[$element_parts[0]];
else
$namespace = NULL;
if (!is_array($value))
$element = $xml->addChild($key, xmlify($value), $namespace);
elseif (is_array($value)) {
$element = $xml->addChild($key, NULL, $namespace);
self::from_array($value, $element, $remove_header, $namespaces, false);
}
}
}
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/**
* @brief Copies an XML object
*
* @param object $source The XML source
* @param object $target The XML target
* @param string $elementname Name of the XML element of the target
*/
function copy(&$source, &$target, $elementname) {
if (count($source->children()) == 0)
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$target->addChild($elementname, xmlify($source));
else {
$child = $target->addChild($elementname);
foreach ($source->children() AS $childfield => $childentry)
self::copy($childentry, $child, $childfield);
}
}
}
?>