/**
* Renders a Preparse field's template.
*
* @param $fieldType PreparseField_PreparseFieldType
* @return string|null
*/
public function parseField($fieldType)
{
$craftVersion = craft()->getVersion();
$settings = $fieldType->getSettings();
$fieldTwig = $settings->fieldTwig;
$columnType = $settings->columnType;
$decimals = $settings->decimals;
$element = $fieldType->element;
$elementType = $element->getElementType();
$elementTemplateName = strtolower($elementType);
// set generateTransformsBeforePageLoad = true
$configService = craft()->config;
$generateTransformsBeforePageLoad = $configService->get('generateTransformsBeforePageLoad');
$configService->set('generateTransformsBeforePageLoad', true);
// save cp template path and set to site templates
if (version_compare($craftVersion, '2.6.2951', '<') && craft()->getBuild() < 2778) {
$oldPath = craft()->path->getTemplatesPath();
craft()->path->setTemplatesPath(craft()->path->getSiteTemplatesPath());
} else {
$oldMode = craft()->templates->getTemplateMode();
craft()->templates->setTemplateMode(TemplateMode::Site);
}
// render value from the field template
try {
$fieldValue = craft()->templates->renderString($fieldTwig, array($elementTemplateName => $element));
} catch (\Exception $e) {
PreparseFieldPlugin::log('Couldn’t render value for element with id “' . $element->id . '” and preparse field “' . $fieldType->model->handle . '” (' . $e->getMessage() . ').', LogLevel::Error);
}
// restore cp template paths
if (version_compare($craftVersion, '2.6.2951', '<') && craft()->getBuild() < 2778) {
craft()->path->setTemplatesPath($oldPath);
} else {
craft()->templates->setTemplateMode($oldMode);
}
// set generateTransformsBeforePageLoad back to whatever it was
$configService->set('generateTransformsBeforePageLoad', $generateTransformsBeforePageLoad);
if (!isset($fieldValue)) {
return null;
}
if ($columnType == 'number') {
if ((int) $decimals > 0) {
return number_format(trim($fieldValue), (int) $decimals, '.', '');
} else {
return number_format(trim($fieldValue), 0, '.', '');
}
}
return $fieldValue;
}
/**
* onAfterElementSave hook
*/
public function onAfterElementSave()
{
$fieldHandle = $this->model->handle;
$fieldTwig = $this->getSettings()->fieldTwig;
$elementType = $this->element->getElementType();
$elementTemplateName = strtolower($elementType);
$oldPath = craft()->path->getTemplatesPath();
craft()->path->setTemplatesPath(craft()->path->getSiteTemplatesPath());
$parsedData = craft()->templates->renderString($fieldTwig, array($elementTemplateName => $this->element));
craft()->path->setTemplatesPath($oldPath);
if ($this->element->getContent()->getAttribute($fieldHandle) !== $parsedData) {
$this->element->getContent()->setAttribute($fieldHandle, $parsedData);
$success = craft()->elements->saveElement($this->element);
if (!$success) {
PreparseFieldPlugin::log('Couldn’t save element with id "' . $element->id . '" and preparse field "' . $fieldHandle . '"', LogLevel::Error);
}
}
}
/**
* Initializes event listeners
*/
private function _initEventListeners()
{
$this->preparsedElements = array('onBeforeSave' => array(), 'onSave' => array());
$obj =& $this;
// php 5.3.x fix
craft()->on('elements.onBeforeSaveElement', function (Event $event) use(&$obj) {
$element = $event->params['element'];
if (!in_array($element->id, $obj->preparsedElements['onBeforeSave'])) {
$obj->preparsedElements['onBeforeSave'][] = $element->id;
$content = craft()->preparseField->getPreparseFieldsContent($element, 'onBeforeSave');
if (!empty($content)) {
$element->setContentFromPost($content);
}
}
});
craft()->on('elements.onSaveElement', function (Event $event) use(&$obj) {
$element = $event->params['element'];
if (!in_array($element->id, $obj->preparsedElements['onSave'])) {
$obj->preparsedElements['onSave'][] = $element->id;
$content = craft()->preparseField->getPreparseFieldsContent($element, 'onSave');
if (!empty($content)) {
$element->setContentFromPost($content);
$success = craft()->elements->saveElement($element);
// if no success, log error
if (!$success) {
PreparseFieldPlugin::log('Couldn’t save element with id “' . $element->id . '”.', LogLevel::Error);
}
}
}
});
craft()->on('structures.onMoveElement', function (Event $event) use(&$obj) {
$element = $event->params['element'];
if (craft()->preparseField->shouldParseElementOnMove($element)) {
$success = craft()->elements->saveElement($element);
// if no success, log error
if (!$success) {
PreparseFieldPlugin::log('Couldn’t save element with id “' . $element->id . '” in structures.onMoveElement.', LogLevel::Error);
}
}
});
}
