private function getValue($which = 'new')
{
$which_value = $which . '_value';
// First find the main model that was updated
$main_model = $this->revisionable_type;
// Load it, WITH the related model
if (class_exists($main_model)) {
$main_model = new $main_model();
try {
if ($this->isRelated()) {
$related_model = $this->getRelatedModel();
// Now we can find out the namespace of of related model
if (!method_exists($main_model, $related_model)) {
$related_model = camel_case($related_model);
// for cases like published_status_id
if (!method_exists($main_model, $related_model)) {
throw new \Exception('Relation ' . $related_model . ' does not exist for ' . $main_model);
}
}
$related_class = $main_model->{$related_model}()->getRelated();
// Finally, now that we know the namespace of the related model
// we can load it, to find the information we so desire
$item = $related_class::find($this->{$which_value});
if (is_null($this->{$which_value}) || $this->{$which_value} == '') {
$item = new $related_class();
return $item->getRevisionNullString();
}
if (!$item) {
$item = new $related_class();
return $this->format($this->key, $item->getRevisionUnknownString());
}
// see if there's an available mutator
$mutator = 'get' . studly_case($this->key) . 'Attribute';
if (method_exists($item, $mutator)) {
return $this->format($item->{$mutator}($this->key), $item->identifiableName());
}
return $this->format($this->key, $item->identifiableName());
}
} catch (\Exception $e) {
// Just a fail-safe, in the case the data setup isn't as expected
// Nothing to do here.
Log::info('Revisionable: ' . $e);
}
// if there was an issue
// or, if it's a normal value
$mutator = 'get' . studly_case($this->key) . 'Attribute';
if (method_exists($main_model, $mutator)) {
return $this->format($this->key, $main_model->{$mutator}($this->{$which_value}));
}
}
return $this->format($this->key, $this->{$which_value});
}
