/**
* Returns the default values for metadata subfields.
*
* Gets an asset's metadata object and assigns each property configured in the field settings
* its value by rendering the property's default value Twig.
*
* @param AssetMetadataFieldType $field
*
* @return array
*/
public function getDefaultValues(AssetMetadataFieldType $field)
{
$settings = $field->getSettings();
$element = $field->element;
$oldPath = craft()->path->getTemplatesPath();
craft()->path->setTemplatesPath(craft()->path->getSiteTemplatesPath());
if ($settings->useCustomMetadataVar) {
$twig = $settings->customMetadataVar;
$twig .= '{{ metadata|json_encode|raw }}';
$metadata = craft()->templates->renderString($twig, array('object' => $element));
$metadata = json_decode($metadata, true);
} else {
$metadata = craft()->assetMetadata->getAssetMetadata($element);
}
$defaultValues = array();
foreach ($settings->subfields as $id => $subfield) {
try {
$variables = array('object' => $element, 'metadata' => $metadata);
$defaultValues[$id] = craft()->templates->renderString($subfield['defaultValue'], $variables);
} catch (\Exception $e) {
AssetMetadataPlugin::log('Could not render value for subfield “' . $subfield['handle'] . '” (' . $e->getMessage() . ').', LogLevel::Error);
}
}
craft()->path->setTemplatesPath($oldPath);
return $defaultValues;
}
/**
* Returns the default values for metadata subfields.
*
* Gets an asset's metadata object and assigns each property configured in the field settings
* its value by rendering the property's default value Twig.
*
* @param AssetMetadataFieldType $field
*
* @return array
*/
public function getDefaultValues(AssetMetadataFieldType $field)
{
$settings = $field->getSettings();
$element = $field->element;
$oldPath = craft()->path->getTemplatesPath();
craft()->path->setTemplatesPath(craft()->path->getSiteTemplatesPath());
if ($settings->useCustomMetadataVar) {
$twig = $settings->customMetadataVar;
$twig .= '{{ metadata|json_encode|raw }}';
$metadata = craft()->templates->renderString($twig, array('object' => $element));
$metadata = json_decode($metadata, true);
} else {
$metadata = craft()->assetMetadata->getAssetMetadata($element);
}
$defaultValues = array();
foreach ($settings->subfields as $id => $subfield) {
$variables = array('object' => $element, 'metadata' => $metadata);
$defaultValues[$id] = craft()->templates->renderString($subfield['defaultValue'], $variables);
}
craft()->path->setTemplatesPath($oldPath);
return $defaultValues;
}
