public function loadFromContainer(AssetContainer $assetContainer)
{
$stream = $assetContainer->getStream();
$this->readimagefile($stream);
fclose($stream);
$this->setDefaultQuality();
}
/**
* Save an file passed from a form post into this object.
* File names are filtered through {@link FileNameFilter}, see class documentation
* on how to influence this behaviour.
*
* @param $tmpFile array Indexed array that PHP generated for every file it uploads.
* @param $folderPath string Folder path relative to /assets
* @return Boolean|string Either success or error-message.
*/
public function load($tmpFile, $folderPath = false)
{
if (!is_array($tmpFile)) {
throw new InvalidArgumentException("Upload::load() Not passed an array. Most likely, the form hasn't got the right enctype");
}
// Validate
$this->clearErrors();
$valid = $this->validate($tmpFile);
if (!$valid) {
return false;
}
// Clean filename
if (!$folderPath) {
$folderPath = $this->config()->uploads_folder;
}
$nameFilter = FileNameFilter::create();
$file = $nameFilter->filter($tmpFile['name']);
$filename = basename($file);
if ($folderPath) {
$filename = File::join_paths($folderPath, $filename);
}
// Validate filename
$filename = $this->resolveExistingFile($filename);
// Save file into backend
$conflictResolution = $this->replaceFile ? AssetStore::CONFLICT_OVERWRITE : AssetStore::CONFLICT_RENAME;
$this->file->setFromLocalFile($tmpFile['tmp_name'], $filename, null, null, $conflictResolution);
// Save changes to underlying record (if it's a DataObject)
if ($this->file instanceof DataObject) {
$this->file->write();
}
//to allow extensions to e.g. create a version after an upload
$this->file->extend('onAfterUpload');
$this->extend('onAfterLoad', $this->file);
return true;
}
/**
* Helper method to get local filesystem path for this file
*
* @param AssetContainer $asset
*/
public static function getLocalPath(AssetContainer $asset)
{
if ($asset instanceof Folder) {
return self::base_path() . '/' . $asset->getFilename();
}
if ($asset instanceof File) {
$asset = $asset->File;
}
// Extract filesystem used to store this object
/** @var AssetStoreTest_SpyStore $assetStore */
$assetStore = Injector::inst()->get('AssetStore');
$fileID = $assetStore->getFileID($asset->Filename, $asset->Hash, $asset->Variant);
$filesystem = $assetStore->getProtectedFilesystem();
if (!$filesystem->has($fileID)) {
$filesystem = $assetStore->getPublicFilesystem();
}
/** @var Local $adapter */
$adapter = $filesystem->getAdapter();
return $adapter->applyPathPrefix($fileID);
}
/**
*
* @param AssetContainer $file
* @return string URL to thumbnail
*/
protected function getThumbnailURLForFile(AssetContainer $file)
{
if (!$file->exists()) {
return null;
}
// Attempt to generate image at given size
$width = $this->getPreviewMaxWidth();
$height = $this->getPreviewMaxHeight();
if ($file->hasMethod('ThumbnailURL')) {
return $file->ThumbnailURL($width, $height);
}
if ($file->hasMethod('Thumbnail')) {
return $file->Thumbnail($width, $height)->getURL();
}
if ($file->hasMethod('Fit')) {
return $file->Fit($width, $height)->getURL();
}
// Check if unsized icon is available
if ($file->hasMethod('getIcon')) {
return $file->getIcon();
}
}
public function loadFromContainer(AssetContainer $assetContainer)
{
// If we're working with image resampling, things could take a while. Bump up the time-limit
increase_time_limit_to(300);
$this->resetResource();
// Skip non-existant files
if (!$assetContainer->exists()) {
return;
}
// Skip if failed before
$filename = $assetContainer->getFilename();
$hash = $assetContainer->getHash();
$variant = $assetContainer->getVariant();
if ($this->failedResample($filename, $hash, $variant)) {
return;
}
// Mark as potentially failed prior to creation, resetting this on success
$content = $assetContainer->getString();
$image = imagecreatefromstring($content);
if ($image === false) {
$this->markFailed($filename, $hash, $variant);
return;
}
imagealphablending($image, false);
imagesavealpha($image, true);
// save alphablending setting (important)
$this->setImageResource($image);
}
/**
* Helper method to get local filesystem path for this file
*
* @param AssetContainer $asset
*/
public static function getLocalPath(AssetContainer $asset)
{
if ($asset instanceof Folder) {
return self::base_path() . '/' . $asset->getFilename();
}
if ($asset instanceof File) {
$asset = $asset->File;
}
if ($asset instanceof DBFile) {
return BASE_PATH . $asset->getSourceURL();
}
return BASE_PATH . $asset->getUrl();
}
/**
* Assign this temporary file into the given destination
*
* @param array $tmpFile
* @param string $filename
* @param AssetContainer|AssetStore $container
* @return array
*/
protected function storeTempFile($tmpFile, $filename, $container)
{
// Save file into backend
$conflictResolution = $this->replaceFile ? AssetStore::CONFLICT_OVERWRITE : AssetStore::CONFLICT_RENAME;
$config = array('conflict' => $conflictResolution, 'visibility' => $this->getDefaultVisibility());
return $container->setFromLocalFile($tmpFile['tmp_name'], $filename, null, null, $config);
}
/**
* Assign this temporary file into the given destination
*
* @param array $tmpFile
* @param string $filename
* @param AssetContainer|AssetStore $container
* @return array
*/
protected function storeTempFile($tmpFile, $filename, $container)
{
// Save file into backend
$conflictResolution = $this->replaceFile ? AssetStore::CONFLICT_OVERWRITE : AssetStore::CONFLICT_RENAME;
return $container->setFromLocalFile($tmpFile['tmp_name'], $filename, null, null, $conflictResolution);
}
