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@mcfog
Created August 18, 2014 12:35
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带array正反转换的XMLElement
<?php
class NotSimpleXMLElement extends SimpleXMLElement
{
const ATTR = 'attr';
const NAME = 'name';
const CHILDREN = 'children';
const VALUE = 'value';
public static function fromArray(array $arr)
{
$root = new static(sprintf('<%1$s>%2$s</%1$s>', $arr[self::NAME], $arr[self::VALUE]));
self::importArr($root, $arr);
return $root;
}
/**
* @param $root
* @param array $arr
*/
protected static function importArr(self $root, array $arr)
{
if (isset($arr[self::ATTR])) {
foreach ($arr[self::ATTR] as $k => $v) {
$root->addAttribute($k, $v);
}
}
if (isset($arr[self::CHILDREN])) {
foreach ($arr[self::CHILDREN] as $k => $v) {
self::importArr($root->addChild($v[self::NAME], $v[self::VALUE]), $v);
}
}
}
public function toArray()
{
$result = [
self::NAME => $this->getName(),
];
$attr = $this->attributes();
if ($attr->count() > 0) {
$result[self::ATTR] = [];
foreach ($attr as $k => $v) {
$result[self::ATTR][$k] = (string)$v;
}
}
$children = $this->children();
if ($children->count() > 0) {
$result[self::CHILDREN] = [];
foreach ($children as $k => $v) {
/**
* @var self $v
*/
$result[self::CHILDREN][] = $v->toArray();
}
}
$result[self::VALUE] = (string)$this;
return $result;
}
}
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