/**
* Returns metadata for an asset.
*
* @param AssetFileModel $asset The asset model to parse
* @param string $property String in dot notation that sets the root metadata property
*
* @return array|string The asset's metadata
*/
public function getAssetMetadata($asset, $property = null)
{
$getId3 = $this->_getGetId3();
if (!$asset instanceof AssetFileModel) {
throw new Exception('(Asset Metadata) The plugin only works with asset models.');
}
$sourceType = craft()->assetSources->getSourceTypeById($asset->sourceId);
if ($sourceType->isRemote()) {
$config = craft()->config->get('remoteAssetSources', 'assetmetadata');
// Makes a local copy of the file if it's from a remote source.
$path = AssetsHelper::getTempFilePath($asset->getExtension());
$this->_downloadRemoteFile($asset->getUrl(), $path, $config['downloadSize']);
// Pad truncated file to original size.
if ($config['padTruncatedFiles'] && $config['downloadSize'] && $asset->size > $config['downloadSize']) {
$this->_padFile($path, $asset->size - $config['downloadSize']);
}
$metadata = $getId3->analyze($path);
IOHelper::deleteFile($path);
} else {
$path = $sourceType->getImageSourcePath($asset);
$metadata = $getId3->analyze($path);
}
// Merges ID3 tags and stores them in a "comments" property.
getid3_lib::CopyTagsToComments($metadata);
// Removes troublesome properties.
$this->_removeProperties($metadata);
return $this->_getValueByKey($property, $metadata);
}
/**
* Transform
*
* @param AssetFileModel $element Asset
*
* @return array Asset
*/
public function transform(AssetFileModel $element)
{
return ['id' => (int) $element->id, 'enabled' => (bool) $element->enabled, 'archived' => (bool) $element->archived, 'locale' => $element->locale, 'localeEnabled' => (bool) $element->localeEnabled, 'slug' => $element->slug, 'url' => $element->getUrl(), 'title' => $element->title, 'extension' => $element->getExtension(), 'mime' => $element->getMimeType(), 'dateCreated' => $element->dateCreated, 'dateUpdated' => $element->dateUpdated, 'root' => $element->root ? (int) $element->root : null, 'lft' => $element->lft ? (int) $element->lft : null, 'rgt' => $element->rgt ? (int) $element->rgt : null, 'level' => $element->level ? (int) $element->level : null, 'sourceId' => (int) $element->sourceId, 'folderId' => (int) $element->folderId, 'originalName' => $element->originalName, 'kind' => $element->kind, 'width' => (int) $element->width, 'height' => (int) $element->height, 'size' => (int) $element->size, 'dateModified' => $element->dateModified];
}
protected function getImageQuality(AssetFileModel $asset, $quality = null)
{
$desiredQuality = !$quality ? 100 : $quality;
if ($asset->getExtension() == 'png') {
// Valid PNG quality settings are 0-9, so normalize and flip, because we're talking about compression
// levels, not quality, like jpg and gif.
$quality = round($desiredQuality * 9 / 100);
$quality = 9 - $quality;
if ($quality < 0) {
$quality = 0;
}
if ($quality > 9) {
$quality = 9;
}
} else {
$quality = $desiredQuality;
}
return $quality;
}