/**
* Create (if possible) and|or returns an icon for a resource
*
* @param \Claroline\CoreBundle\Entity\Resource\AbstractResource $resource
*
* @return \Claroline\CoreBundle\Entity\Resource\ResourceIcon
*/
public function getIcon(AbstractResource $resource, Workspace $workspace)
{
$node = $resource->getResourceNode();
$mimeElements = explode('/', $node->getMimeType());
$ds = DIRECTORY_SEPARATOR;
// if video or img => generate the thumbnail, otherwise find an existing one.
if ($mimeElements[0] === 'video' || $mimeElements[0] === 'image') {
$this->om->startFlushSuite();
$thumbnailPath = $this->createFromFile($this->fileDir . $ds . $resource->getHashName(), $mimeElements[0], $workspace);
if ($thumbnailPath !== null) {
$thumbnailName = pathinfo($thumbnailPath, PATHINFO_BASENAME);
if (is_null($workspace)) {
$relativeUrl = $this->basepath . "/{$thumbnailName}";
} else {
$relativeUrl = $this->basepath . $ds . $workspace->getCode() . $ds . $thumbnailName;
}
$icon = $this->om->factory('Claroline\\CoreBundle\\Entity\\Resource\\ResourceIcon');
$icon->setMimeType('custom');
$icon->setRelativeUrl($relativeUrl);
$icon->setShortcut(false);
$this->om->persist($icon);
$this->createShortcutIcon($icon, $workspace);
$this->om->endFlushSuite();
return $icon;
}
$this->om->endFlushSuite();
}
//default & fallback
return $this->searchIcon($node->getMimeType());
}
/**
* Checks if a resource already has a name.
*
* @param \Claroline\CoreBundle\Entity\Resource\AbstractResource $resource
*
* @throws MissingResourceNameException
*/
public function checkResourcePrepared(AbstractResource $resource)
{
$stringErrors = '';
//null or '' shouldn't be valid
if ($resource->getName() == null) {
$stringErrors .= 'The resource name is missing' . PHP_EOL;
}
if ($stringErrors !== '') {
throw new MissingResourceNameException($stringErrors);
}
}
/**
* Checks if the current user has the right to perform an action on a ResourceCollection.
* Be careful, ResourceCollection may need some aditionnal parameters.
*
* - for CREATE: $collection->setAttributes(array('type' => $resourceType))
* where $resourceType is the name of the resource type.
* - for MOVE / COPY $collection->setAttributes(array('parent' => $parent))
* where $parent is the new parent entity.
*
* @param string $permission
* @param \Claroline\CoreBundle\Entity\Resource\AbstractResource $resource
*
* @throws \Symfony\Component\Security\Core\Exception\AccessDeniedException
*/
private function checkAccess($permission, AbstractResource $resource)
{
$collection = new ResourceCollection([$resource->getResourceNode()]);
if (!$this->authorization->isGranted($permission, $collection)) {
throw new AccessDeniedException($collection->getErrorsForDisplay());
}
}
/**
* Sets the common properties of a resource.
*
* @param AbstractResource $resource
* @param ResourceType $type
* @param User $creator
* @param Workspace $workspace
* @param ResourceNode $parent
*
* @return AbstractResource
*/
private static function prepareResource(AbstractResource $resource, ResourceType $type, User $creator, Workspace $workspace, $name, $mimeType, $parent = null)
{
$node = new ResourceNode();
$node->setResourceType($type);
$node->setCreator($creator);
$node->setWorkspace($workspace);
$node->setCreationDate(self::$time);
$node->setClass('resourceClass');
$node->setName($name);
$node->setMimeType($mimeType);
if ($parent) {
$node->setParent($parent);
}
self::$om->persist($node);
$resource->setResourceNode($node);
return $resource;
}
/**
* Dispatch export event for the Resource.
*
* @param AbstractResource $resource
* @param string $locale
*
* @return ExportScormResourceEvent
*/
private function dispatchEvent(AbstractResource $resource, $locale)
{
return $this->dispatcher->dispatch('export_scorm_' . $resource->getResourceNode()->getResourceType()->getName(), 'Claroline\\ScormBundle\\Event\\ExportScormResourceEvent', [$resource, $locale]);
}
