/**
* Check if the remote server environment matches our expectations.
*
* @throws Exception
*/
private function checkRemoteServerEnvironment()
{
$session = $this->container->session;
$baseUrl = $session->get('transfer.url', '', 'akeeba');
$baseUrl = rtrim($baseUrl, '/');
$downloader = new Download($this->container);
$rawData = $downloader->getFromURL($baseUrl . '/kickstart.php?task=serverinfo');
if ($rawData == false) {
// Cannot access Kickstart on the remote server
throw new RuntimeException(JText::_('COM_AKEEBA_TRANSFER_ERR_CANNOTRUNKICKSTART'));
}
// Try to get the raw JSON data
$pos = strpos($rawData, '###');
if ($pos === false) {
// Invalid AJAX data, no leading ###
throw new RuntimeException(JText::_('COM_AKEEBA_TRANSFER_ERR_CANNOTRUNKICKSTART'));
}
// Remove the leading ###
$rawData = substr($rawData, $pos + 3);
$pos = strpos($rawData, '###');
if ($pos === false) {
// Invalid AJAX data, no trailing ###
throw new RuntimeException(JText::_('COM_AKEEBA_TRANSFER_ERR_CANNOTRUNKICKSTART'));
}
// Remove the trailing ###
$rawData = substr($rawData, 0, $pos);
// Get the JSON response
$data = @json_decode($rawData, true);
if (empty($data)) {
// Invalid AJAX data, can't decode this stuff
throw new RuntimeException(JText::_('COM_AKEEBA_TRANSFER_ERR_CANNOTRUNKICKSTART'));
}
// Does the server have enough disk space?
$freeSpace = $data['freeSpace'];
$requiredSize = $this->getApproximateSpaceRequired();
if ($requiredSize['size'] > $freeSpace) {
$unit = array('b', 'Kb', 'Mb', 'Gb', 'Tb', 'Pb');
$freeSpaceString = @round($freeSpace / pow(1024, $i = floor(log($freeSpace, 1024))), 2) . ' ' . $unit[$i];
throw new RuntimeException(JText::sprintf('COM_AKEEBA_TRANSFER_ERR_NOTENOUGHSPACE', $freeSpaceString, $requiredSize['string']));
}
// Can I write to remote files?
$canWrite = $data['canWrite'];
$canWriteTemp = $data['canWriteTemp'];
if (!$canWrite && !$canWriteTemp) {
throw new RuntimeException(JText::_('COM_AKEEBA_TRANSFER_ERR_CANNOTWRITEREMOTEFILES'));
}
if ($canWrite) {
$session->set('transfer.targetPath', '', 'akeeba');
} else {
$session->set('transfer.targetPath', 'kicktemp', 'akeeba');
}
$session->set('transfer.remoteTimeLimit', $data['maxExecTime'], 'akeeba');
}
/**
* @covers FOF30\Download\Download::importFromUrl
*
* @dataProvider FOF30\Tests\Download\DownloadDataprovider::getTestImportFromUrl
*
* @param array $config
* @param array $params
* @param array $test
*/
public function testImportFromUrl(array $config, array $params, array $test)
{
// Set up the FakeCurl simulator
FakeCurl::setUp($config);
// Get the download class
$download = new Download(static::$container);
$download->setAdapter('curl');
// Initialise
$loopAllowed = $test['loop'];
// Get the output file name
$platformDirs = static::$container->platform->getPlatformBaseDirs();
$tmpDir = $platformDirs['tmp'];
$localFilename = $tmpDir . '/test.dat';
// Set up the download parameters
$params['localFilename'] = $localFilename;
#$params['maxExecTime'] = $test['loop'] ? 10000 : 0;
$params['maxExecTime'] = 0;
if (isset($test['localfile'])) {
if (empty($test['localfile'])) {
unset($params['localFilename']);
} else {
$params['localFilename'] = $test['localfile'];
}
}
// Remove the local filename if it's still there
@unlink($localFilename);
do {
$ret = $download->importFromURL($params);
if ($loopAllowed) {
$loopAllowed = !($ret['frag'] == -1 || $ret['error']);
}
$params = array_merge($params, $ret);
if (isset($params['localFilename']) && !empty($params['localFilename'])) {
$localFilename = $params['localFilename'];
}
} while ($loopAllowed);
foreach ($test['expect'] as $k => $v) {
// Validate expected parameters
$this->assertEquals($v, $ret[$k], $test['message'] . " (returned {$k} does not match)");
}
// Check the return size
if (!$test['expect']['error']) {
$fileSize = @filesize($localFilename);
$this->assertEquals($test['retSize'], $fileSize, $test['message'] . " (size doesn't match {$test['retSize']})");
}
// Remove the local filename if it's still there
@unlink($localFilename);
}
/**
* Reads an "extension" XML update source and returns all listed update entries.
*
* If you have a "collection" XML update source you should do something like this:
* $collection = new F0FUtilsUpdateCollection();
* $extensionUpdateURL = $collection->getExtensionUpdateSource($url, 'component', 'com_foobar', JVERSION);
* $extension = new F0FUtilsUpdateExtension();
* $updates = $extension->getUpdatesFromExtension($extensionUpdateURL);
*
* @param string $url The extension XML update source URL to read from
*
* @return array An array of update entries
*/
public function getUpdatesFromExtension($url)
{
// Initialise
$ret = array();
// Get and parse the XML source
$container = Container::getInstance('com_FOOBAR');
$downloader = new Download($container);
$xmlSource = $downloader->getFromURL($url);
try {
$xml = new SimpleXMLElement($xmlSource, LIBXML_NONET);
} catch (Exception $e) {
return $ret;
}
// Sanity check
if ($xml->getName() != 'updates') {
unset($xml);
return $ret;
}
// Let's populate the list of updates
/** @var SimpleXMLElement $update */
foreach ($xml->children() as $update) {
// Sanity check
if ($update->getName() != 'update') {
continue;
}
$entry = array('infourl' => array('title' => '', 'url' => ''), 'downloads' => array(), 'tags' => array(), 'targetplatform' => array());
$properties = get_object_vars($update);
foreach ($properties as $nodeName => $nodeContent) {
switch ($nodeName) {
default:
$entry[$nodeName] = $nodeContent;
break;
case 'infourl':
case 'downloads':
case 'tags':
case 'targetplatform':
break;
}
}
$infourlNode = $update->xpath('infourl');
$entry['infourl']['title'] = (string) $infourlNode[0]['title'];
$entry['infourl']['url'] = (string) $infourlNode[0];
$downloadNodes = $update->xpath('downloads/downloadurl');
foreach ($downloadNodes as $downloadNode) {
$entry['downloads'][] = array('type' => (string) $downloadNode['type'], 'format' => (string) $downloadNode['format'], 'url' => (string) $downloadNode);
}
$tagNodes = $update->xpath('tags/tag');
foreach ($tagNodes as $tagNode) {
$entry['tags'][] = (string) $tagNode;
}
/** @var SimpleXMLElement[] $targetPlatformNode */
$targetPlatformNode = $update->xpath('targetplatform');
$entry['targetplatform']['name'] = (string) $targetPlatformNode[0]['name'];
$entry['targetplatform']['version'] = (string) $targetPlatformNode[0]['version'];
$client = $targetPlatformNode[0]->xpath('client');
$entry['targetplatform']['client'] = is_array($client) && count($client) ? (string) $client[0] : '';
$folder = $targetPlatformNode[0]->xpath('folder');
$entry['targetplatform']['folder'] = is_array($folder) && count($folder) ? (string) $folder[0] : '';
$ret[] = $entry;
}
unset($xml);
return $ret;
}
/**
* Reads a "collection" XML update source and returns the complete tree of categories
* and extensions applicable for platform version $jVersion
*
* @param string $url The collection XML update source URL to read from
* @param string $jVersion Joomla! version to fetch updates for, or null to use JVERSION
*
* @return array A list of update sources applicable to $jVersion
*/
public function getAllUpdates($url, $jVersion = null)
{
// Get the target platform
if (is_null($jVersion)) {
$jVersion = JVERSION;
}
// Initialise return value
$updates = array('metadata' => array('name' => '', 'description' => ''), 'categories' => array(), 'extensions' => array());
// Download and parse the XML file
$container = Container::getInstance('com_foobar');
$downloader = new Download($container);
$xmlSource = $downloader->getFromURL($url);
try {
$xml = new SimpleXMLElement($xmlSource, LIBXML_NONET);
} catch (Exception $e) {
return $updates;
}
// Sanity check
if ($xml->getName() != 'extensionset') {
unset($xml);
return $updates;
}
// Initialise return value with the stream metadata (name, description)
$rootAttributes = $xml->attributes();
foreach ($rootAttributes as $k => $v) {
$updates['metadata'][$k] = (string) $v;
}
// Initialise the raw list of updates
$rawUpdates = array('categories' => array(), 'extensions' => array());
// Segregate the raw list to a hierarchy of extension and category entries
/** @var SimpleXMLElement $extension */
foreach ($xml->children() as $extension) {
switch ($extension->getName()) {
case 'category':
// These are the parameters we expect in a category
$params = array('name' => '', 'description' => '', 'category' => '', 'ref' => '', 'targetplatformversion' => $jVersion);
// These are the attributes of the element
$attributes = $extension->attributes();
// Merge them all
foreach ($attributes as $k => $v) {
$params[$k] = (string) $v;
}
// We can't have a category with an empty category name
if (empty($params['category'])) {
continue;
}
// We can't have a category with an empty ref
if (empty($params['ref'])) {
continue;
}
if (empty($params['description'])) {
$params['description'] = $params['category'];
}
if (!array_key_exists($params['category'], $rawUpdates['categories'])) {
$rawUpdates['categories'][$params['category']] = array();
}
$rawUpdates['categories'][$params['category']][] = $params;
break;
case 'extension':
// These are the parameters we expect in a category
$params = array('element' => '', 'type' => '', 'version' => '', 'name' => '', 'detailsurl' => '', 'targetplatformversion' => $jVersion);
// These are the attributes of the element
$attributes = $extension->attributes();
// Merge them all
foreach ($attributes as $k => $v) {
$params[$k] = (string) $v;
}
// We can't have an extension with an empty element
if (empty($params['element'])) {
continue;
}
// We can't have an extension with an empty type
if (empty($params['type'])) {
continue;
}
// We can't have an extension with an empty version
if (empty($params['version'])) {
continue;
}
if (empty($params['name'])) {
$params['name'] = $params['element'] . ' ' . $params['version'];
}
if (!array_key_exists($params['type'], $rawUpdates['extensions'])) {
$rawUpdates['extensions'][$params['type']] = array();
}
if (!array_key_exists($params['element'], $rawUpdates['extensions'][$params['type']])) {
$rawUpdates['extensions'][$params['type']][$params['element']] = array();
}
$rawUpdates['extensions'][$params['type']][$params['element']][] = $params;
break;
default:
break;
}
}
unset($xml);
if (!empty($rawUpdates['categories'])) {
foreach ($rawUpdates['categories'] as $category => $entries) {
$update = $this->filterListByPlatform($entries, $jVersion);
$updates['categories'][$category] = $update;
}
}
if (!empty($rawUpdates['extensions'])) {
foreach ($rawUpdates['extensions'] as $type => $extensions) {
$updates['extensions'][$type] = array();
if (!empty($extensions)) {
foreach ($extensions as $element => $entries) {
$update = $this->filterListByPlatform($entries, $jVersion);
$updates['extensions'][$type][$element] = $update;
}
}
}
}
return $updates;
}
