/**
* Reads in a ePub file and builds the Package definition
*
* @param string $file
*
* @return \ePub\Definition\Package
*/
public function load($file)
{
$resource = new ZipFileResource($file);
$package = $resource->getXML('META-INF/container.xml');
if (!($opfFile = (string) $package->rootfiles->rootfile['full-path'])) {
$ns = $package->getNamespaces();
foreach ($ns as $key => $value) {
$package->registerXPathNamespace($key, $value);
$items = $package->xpath('//' . $key . ':rootfile/@full-path');
$opfFile = (string) $items[0]['full-path'];
}
}
$data = $resource->get($opfFile);
// all files referenced in the OPF are relative to it's directory
if ('.' !== ($dir = dirname($opfFile))) {
$resource->setDirectory($dir);
}
$opfResource = new OpfResource($data, $resource);
$package = $opfResource->bind();
$package->opfDirectory = dirname($opfFile);
if ($package->navigation->src->href) {
$ncx = $resource->get($package->navigation->src->href);
$ncxResource = new NcxResource($ncx);
$package = $ncxResource->bind($package);
}
return $package;
}
public function close()
{
if ($this->resource) {
$this->resource->close();
}
}