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- <?php
- function xmlToArray($xml, $options = array()) {
- $defaults = array(
- 'namespaceSeparator' => ':',//you may want this to be something other than a colon
- 'attributePrefix' => '@', //to distinguish between attributes and nodes with the same name
- 'alwaysArray' => array(), //array of xml tag names which should always become arrays
- 'autoArray' => true, //only create arrays for tags which appear more than once
- 'textContent' => '$', //key used for the text content of elements
- 'autoText' => true, //skip textContent key if node has no attributes or child nodes
- 'keySearch' => false, //optional search and replace on tag and attribute names
- 'keyReplace' => false //replace values for above search values (as passed to str_replace())
- );
- $options = array_merge($defaults, $options);
- $namespaces = $xml->getDocNamespaces();
- $namespaces[''] = null; //add base (empty) namespace
- //get attributes from all namespaces
- $attributesArray = array();
- foreach ($namespaces as $prefix => $namespace) {
- foreach ($xml->attributes($namespace) as $attributeName => $attribute) {
- //replace characters in attribute name
- if ($options['keySearch']) $attributeName =
- str_replace($options['keySearch'], $options['keyReplace'], $attributeName);
- $attributeKey = $options['attributePrefix']
- . ($prefix ? $prefix . $options['namespaceSeparator'] : '')
- . $attributeName;
- $attributesArray[$attributeKey] = (string)$attribute;
- }
- }
- //get child nodes from all namespaces
- $tagsArray = array();
- foreach ($namespaces as $prefix => $namespace) {
- foreach ($xml->children($namespace) as $childXml) {
- //recurse into child nodes
- $childArray = $this->xmlToArray($childXml, $options);
- list($childTagName, $childProperties) = each($childArray);
- //replace characters in tag name
- if ($options['keySearch']) $childTagName =
- str_replace($options['keySearch'], $options['keyReplace'], $childTagName);
- //add namespace prefix, if any
- if ($prefix) $childTagName = $prefix . $options['namespaceSeparator'] . $childTagName;
- if (!isset($tagsArray[$childTagName])) {
- //only entry with this key
- //test if tags of this type should always be arrays, no matter the element count
- $tagsArray[$childTagName] =
- in_array($childTagName, $options['alwaysArray']) || !$options['autoArray']
- ? array($childProperties) : $childProperties;
- } elseif (
- is_array($tagsArray[$childTagName]) && array_keys($tagsArray[$childTagName])
- === range(0, count($tagsArray[$childTagName]) - 1)
- ) {
- //key already exists and is integer indexed array
- $tagsArray[$childTagName][] = $childProperties;
- } else {
- //key exists so convert to integer indexed array with previous value in position 0
- $tagsArray[$childTagName] = array($tagsArray[$childTagName], $childProperties);
- }
- }
- }
- //get text content of node
- $textContentArray = array();
- $plainText = trim((string)$xml);
- if ($plainText !== '') $textContentArray[$options['textContent']] = $plainText;
- //stick it all together
- $propertiesArray = !$options['autoText'] || $attributesArray || $tagsArray || ($plainText === '')
- ? array_merge($attributesArray, $tagsArray, $textContentArray) : $plainText;
- //return node as array
- return array(
- $xml->getName() => $propertiesArray
- );
- }
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