/**
* get custom mapping for resource if have
*
* @param array $config array of global resource config
* @param ResourceObjectInterface $resource resource
*
* @return null|array
*/
protected function getResourceMapping($config, ResourceObjectInterface $resource)
{
if ($resource->getMapping() && isset($config['mappings'][$resource->getMapping()])) {
return $config['mappings'][$resource->getMapping()];
} elseif ($resource->getMapping()) {
$message = sprintf('The resource mapping configuration "%s" doest not exist.', $resource->getMapping());
throw new \RuntimeException($message);
}
return null;
}
/**
* Set the name of resource using the context and resource mapping information
*
* @param ResourceObjectInterface $resource
* @param string $baseName default name
* @param object $context context to resolve tokens
*/
protected function setResourceName(ResourceObjectInterface $resource, $baseName = null, $context = null)
{
if ($baseName) {
if (strpos($baseName, $resource->getFile()->guessExtension()) === false) {
$filename = $baseName . '.' . $resource->getFile()->guessExtension();
} else {
$filename = $baseName;
}
} else {
if ($resource->getId()) {
$filename = $resource->getName();
} else {
//create unique name
$filename = sha1(uniqid(mt_rand(), true)) . '.' . $resource->getFile()->guessExtension();
}
}
$mapping = $this->getResourceMapping($this->config, $resource);
if (isset($mapping['name'])) {
$filename = $this->parseName($mapping['name'], $context, $baseName);
$filename .= '.' . $resource->getFile()->guessExtension();
$resource->setName($filename);
$filename = basename($filename);
}
$resource->setName($filename);
}
/**
* @inheritdoc
*/
public function deleteFile(ResourceObjectInterface $resource)
{
$path = $this->getLocationConfig('path', $resource->getLocation(), $this->config);
if ($resource->getRelativePath()) {
$path .= $resource->getRelativePath();
}
$oldFile = $path . DIRECTORY_SEPARATOR . $resource->getName();
$this->fileSystem->remove($oldFile);
return !$this->fileSystem->exists($oldFile);
}
/**
* loadResource
*
* @param ResourceObjectInterface $resource
*
* @throws \Exception
*/
protected function loadResource(ResourceObjectInterface $resource)
{
$resolverName = $this->getLocationConfig('resolver', $resource->getLocation(), $this->config);
$resolver = $this->resolverManager->get($resolverName);
$resolver->setConfig($this->config);
$resource->setFile($resolver->getFile($resource));
$resource->setUrl($resolver->getUrl($resource));
}