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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 42 | PointedEar | 1 | <?php |
| 2 | |||
| 3 | namespace de\pointedears\dom; |
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| 4 | |||
| 5 | class DOMDocument2 extends \DOMDocument |
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| 6 | { |
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| 7 | /** |
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| 8 | * Renames an existing node of type <code>XML_ELEMENT_NODE</code> |
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| 9 | * or <code>XML_ATTRIBUTE_NODE</code> |
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| 10 | * |
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| 11 | * @param \DOMNode $node |
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| 12 | * @param string $namespaceURI = null |
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| 13 | * @param string $qualifiedName |
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| 14 | * @return \DOMNode The renamed node |
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| 15 | */ |
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| 16 | public function renameNode (\DOMNode $node, $namespaceURI, |
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| 17 | $qualifiedName) |
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| 18 | { |
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| 19 | $result = false; |
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| 20 | |||
| 21 | if ($node->nodeType === XML_ELEMENT_NODE) |
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| 22 | { |
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| 23 | /* |
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| 24 | * Per W3C DOM Level 3 Core |
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| 25 | * <http://www.w3.org/TR/DOM-Level-3-Core/core.html#Document3-renameNode> |
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| 26 | * |
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| 27 | * "If simply changing the name of the given node is not possible, |
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| 28 | * the following operations are performed: |
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| 29 | * |
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| 30 | * a new node is created, ... |
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| 31 | */ |
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| 32 | $newNode = $this->createElementNS($namespaceURI, |
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| 33 | $qualifiedName, $node->nodeValue); |
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| 34 | |||
| 35 | /* |
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| 36 | * any registered event listener is registered on the new node |
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| 37 | * [skipped], any user data attached to the old node is removed |
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| 38 | * from that node the old node is removed from its parent if it |
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| 39 | * has one [done by replaceChild] |
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| 40 | */ |
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| 41 | |||
| 42 | /* the children are moved to the new node */ |
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| 43 | while (($childNode = $node->firstChild)) |
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| 44 | { |
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| 45 | $newNode->appendChild($childNode); |
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| 46 | } |
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| 47 | |||
| 48 | /* |
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| 49 | * if the renamed node is an Element its attributes are moved |
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| 50 | * to the new node, |
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| 51 | */ |
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| 52 | foreach ($node->attributes as $attribute) |
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| 53 | { |
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| 54 | $newNode->setAttributeNodeNS($attribute); |
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| 55 | } |
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| 56 | /* |
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| 57 | * the new node is inserted at the position the old node used |
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| 58 | * to have in its parent's child nodes list if it has one, |
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| 59 | * the user data that was attached to the old node is attached |
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| 60 | * to the new node." |
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| 61 | */ |
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| 62 | $result = $node->parentNode->replaceChild($newNode, $node); |
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| 63 | } |
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| 64 | else if ($node->nodeType === XML_ATTRIBUTE_NODE) |
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| 65 | { |
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| 66 | /* |
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| 67 | * "When the node being renamed is an Attr that is attached |
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| 68 | * to an Element, the node is first removed from the Element |
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| 69 | * attributes map. Then, once renamed, either by modifying |
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| 70 | * the existing node or creating a new one as described above, |
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| 71 | * it is put back." |
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| 72 | */ |
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| 73 | if (($ownerElement = $node->ownerElement)) |
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| 74 | { |
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| 75 | $ownerElement->removeAttributeNS($node->namespaceURI, $node->name); |
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| 76 | |||
| 77 | $result = $ownerElement->setAttributeNS($namespaceURI, $qualifiedName, $node->value); |
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| 78 | |||
| 79 | if ($result !== false) |
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| 80 | { |
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| 81 | $newNode = $ownerElement->getAttributeNode($qualifiedName); |
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| 82 | } |
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| 83 | } |
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| 84 | else |
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| 85 | { |
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| 86 | /* Standalone attribute node */ |
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| 87 | return new \DOMAttr($qualifiedName, $node->value); |
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| 88 | } |
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| 89 | } |
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| 90 | |||
| 91 | return ($result === false ? false : $newNode); |
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| 92 | } |
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| 93 | } |