/**
* Render a IfwPsn_Vendor_Zend_Config into a JSON config string.
*
* @since 1.10
* @return string
*/
public function render()
{
$data = $this->_config->toArray();
$sectionName = $this->_config->getSectionName();
$extends = $this->_config->getExtends();
if (is_string($sectionName)) {
$data = array($sectionName => $data);
}
foreach ($extends as $section => $parentSection) {
$data[$section][IfwPsn_Vendor_Zend_Config_Json::EXTENDS_NAME] = $parentSection;
}
// Ensure that each "extends" section actually exists
foreach ($data as $section => $sectionData) {
if (is_array($sectionData) && isset($sectionData[IfwPsn_Vendor_Zend_Config_Json::EXTENDS_NAME])) {
$sectionExtends = $sectionData[IfwPsn_Vendor_Zend_Config_Json::EXTENDS_NAME];
if (!isset($data[$sectionExtends])) {
// Remove "extends" declaration if section does not exist
unset($data[$section][IfwPsn_Vendor_Zend_Config_Json::EXTENDS_NAME]);
}
}
}
$out = IfwPsn_Vendor_Zend_Json::encode($data);
if ($this->prettyPrint()) {
$out = IfwPsn_Vendor_Zend_Json::prettyPrint($out);
}
return $out;
}
