/**
* Retrieve list of packages available to download.
*
* Example of return value:
* array(
* 'packages' => array(
* '<package_name1>' => array( "name" =>... , "version" =>... , "summary" => ... "url" =>... ),
* '<package_name2>' => array( "name" =>... , "version" =>... , "summary" => ... "url" =>... )
* )
* );
*
*/
function retrieveRemotePackagesList($onlySitePackages = false)
{
// Download index file.
$idxFileName = $this->downloadFile($this->XMLIndexURL, eZStepSiteTypes::tempDir(), 'index.xml');
if ($idxFileName === false) {
// Searching for a local index.xml file to use for offline installation
$destIndexPath = eZStepSiteTypes::tempDir() . DIRECTORY_SEPARATOR . 'index.xml';
$repo = eZPackage::systemRepositoryInformation();
if ($repo) {
$sourceIndexPath = $repo['path'] . DIRECTORY_SEPARATOR . 'index.xml';
if (file_exists($sourceIndexPath)) {
eZFileHandler::copy($sourceIndexPath, $destIndexPath);
$idxFileName = $destIndexPath;
// Removing error message from downloadFile
$this->ErrorMsg = false;
}
}
}
if ($idxFileName === false) {
$this->ErrorMsg = ezpI18n::tr('design/standard/setup/init', 'Retrieving remote site packages list failed. ' . 'You may upload packages manually.');
eZDebug::writeNotice("Cannot download remote packages index file from '{$this->XMLIndexURL}'.");
return false;
}
// Parse it.
$dom = new DOMDocument('1.0', 'utf-8');
$dom->preserveWhiteSpace = false;
$success = $dom->load(realpath($idxFileName));
@unlink($idxFileName);
if (!$success) {
eZDebug::writeError("Unable to open index file.");
return false;
}
$root = $dom->documentElement;
if ($root->localName != 'packages') {
eZDebug::writeError("Malformed index file.");
return false;
}
$packageList = array();
foreach ($root->childNodes as $packageNode) {
if ($packageNode->localName != 'package') {
// skip unwanted chilren
continue;
}
if ($onlySitePackages && $packageNode->getAttribute('type') != 'site') {
// skip non-site packages
continue;
}
$packageAttributes = array();
foreach ($packageNode->attributes as $attributeNode) {
$packageAttributes[$attributeNode->localName] = $attributeNode->value;
}
$packageList[$packageAttributes['name']] = $packageAttributes;
}
return $packageList;
}