/**
* Save a record to disk.
*
* @param string $id ID of record to save.
* @param object $record Record to save (in SimpleXML format).
*
* @return void
*/
protected function getRecordXML($id, $record)
{
if (!isset($record->metadata)) {
throw new \Exception("Unexpected missing record metadata.");
}
// Extract the actual metadata from inside the <metadata></metadata> tags;
// there is probably a cleaner way to do this, but this simple method avoids
// the complexity of dealing with namespaces in SimpleXML:
$xml = trim($record->metadata->asXML());
preg_match('/^<metadata([^\\>]*)>/', $xml, $extractedNs);
$xml = preg_replace('/(^<metadata[^\\>]*>)|(<\\/metadata>$)/m', '', $xml);
// If we are supposed to inject any values, do so now inside the first
// tag of the file:
$insert = '';
if (!empty($this->injectId)) {
$insert .= "<{$this->injectId}>" . htmlspecialchars($id) . "</{$this->injectId}>";
}
if (!empty($this->injectDate)) {
$insert .= "<{$this->injectDate}>" . htmlspecialchars((string) $record->header->datestamp) . "</{$this->injectDate}>";
}
if (!empty($this->injectSetSpec)) {
if (isset($record->header->setSpec)) {
foreach ($record->header->setSpec as $current) {
$insert .= "<{$this->injectSetSpec}>" . htmlspecialchars((string) $current) . "</{$this->injectSetSpec}>";
}
}
}
if (!empty($this->injectSetName)) {
if (isset($record->header->setSpec)) {
foreach ($record->header->setSpec as $current) {
$name = $this->setNames[(string) $current];
$insert .= "<{$this->injectSetName}>" . htmlspecialchars($name) . "</{$this->injectSetName}>";
}
}
}
if (!empty($this->injectHeaderElements)) {
foreach ($this->injectHeaderElements as $element) {
if (isset($record->header->{$element})) {
$insert .= $record->header->{$element}->asXML();
}
}
}
if (!empty($insert)) {
$xml = preg_replace('/>/', '>' . $insert, $xml, 1);
}
$xml = $this->fixNamespaces($xml, $record->getDocNamespaces(), isset($extractedNs[1]) ? $extractedNs[1] : '');
return trim($xml);
}
/**
* Save a record to disk.
*
* @param string $id ID of record to save.
* @param object $recordObj Record to save (in SimpleXML format).
*
* @return string
*/
public function format($id, $recordObj)
{
if (!isset($recordObj->metadata)) {
throw new \Exception("Unexpected missing record metadata.");
}
$raw = trim($recordObj->metadata->asXML());
// Extract the actual metadata from inside the <metadata></metadata> tags;
// there is probably a cleaner way to do this, but this simple method avoids
// the complexity of dealing with namespaces in SimpleXML:
$record = preg_replace('/(^<metadata[^\\>]*>)|(<\\/metadata>$)/m', '', $raw);
// Collect attributes (for proper namespace resolution):
$metadataAttributes = $this->extractMetadataAttributes($raw, $record);
// If we are supposed to inject any values, do so now inside the first
// tag of the file:
$insert = $this->getIdAdditions($id) . $this->getHeaderAdditions($recordObj->header);
$xml = !empty($insert) ? preg_replace('/>/', '>' . $insert, $record, 1) : $record;
// Build the final record:
return trim($this->fixNamespaces($xml, $recordObj->getDocNamespaces(), $metadataAttributes));
}
