/**
* Load extension info a string.
*
* @param string $string
* XML content.
*
* @throws CRM_Extension_Exception_ParseException
* @return CRM_Extension_Info
*/
public static function loadFromString($string)
{
list($xml, $error) = CRM_Utils_XML::parseString($string);
if ($xml === FALSE) {
throw new CRM_Extension_Exception_ParseException("Failed to parse info XML: {$string}");
}
$instance = new CRM_Extension_Info();
$instance->parse($xml);
return $instance;
}
public function testBad_string()
{
// <file> vs file>
$data = "<extension key='test.foo' type='module'>file>foo</file></extension>";
$exc = NULL;
try {
$info = CRM_Extension_Info::loadFromString($data);
} catch (CRM_Extension_Exception $e) {
$exc = $e;
}
$this->assertTrue(is_object($exc));
}
/**
* @return array
* @throws CRM_Extension_Exception_ParseException
*/
private function _discoverRemote()
{
$tsPath = $this->getTsPath();
$timestamp = FALSE;
if (file_exists($tsPath)) {
$timestamp = file_get_contents($tsPath);
}
// 3 minutes ago for now
$outdated = (int) $timestamp < time() - 180 ? TRUE : FALSE;
if (!$timestamp || $outdated) {
$remotes = json_decode($this->grabRemoteJson(), TRUE);
} else {
$remotes = json_decode($this->grabCachedJson(), TRUE);
}
$this->_remotesDiscovered = array();
foreach ($remotes as $id => $xml) {
$ext = CRM_Extension_Info::loadFromString($xml);
$this->_remotesDiscovered[] = $ext;
}
if (file_exists(dirname($tsPath))) {
file_put_contents($tsPath, (string) time());
}
return $this->_remotesDiscovered;
}
/**
* @param $dir
* @return null
* @throws \CRM_Extension_Exception_ParseException
*/
protected function whoAmI($dir)
{
while ($dir && dirname($dir) !== $dir && !file_exists("{$dir}/info.xml")) {
$dir = dirname($dir);
}
if (file_exists("{$dir}/info.xml")) {
$info = \CRM_Extension_Info::loadFromFile("{$dir}/info.xml");
$name = $info->key;
return $name;
}
return $name;
}
/**
* Install or upgrade the code for an extension -- and perform any
* necessary database changes (eg replacing extension metadata).
*
* This only works if the extension is stored in the default container.
*
* @param string $tmpCodeDir
* Path to a local directory containing a copy of the new (inert) code.
* @throws CRM_Extension_Exception
*/
public function replace($tmpCodeDir)
{
if (!$this->defaultContainer) {
throw new CRM_Extension_Exception("Default extension container is not configured");
}
$newInfo = CRM_Extension_Info::loadFromFile($tmpCodeDir . DIRECTORY_SEPARATOR . CRM_Extension_Info::FILENAME);
$oldStatus = $this->getStatus($newInfo->key);
// find $tgtPath, $oldInfo, $typeManager
switch ($oldStatus) {
case self::STATUS_UNINSTALLED:
case self::STATUS_INSTALLED:
case self::STATUS_DISABLED:
// There is an old copy of the extension. Try to install in the same place -- but it must go somewhere in the default-container
list($oldInfo, $typeManager) = $this->_getInfoTypeHandler($newInfo->key);
// throws Exception
$tgtPath = $this->fullContainer->getPath($newInfo->key);
if (!CRM_Utils_File::isChildPath($this->defaultContainer->getBaseDir(), $tgtPath)) {
// force installation in the default-container
$oldPath = $tgtPath;
$tgtPath = $this->defaultContainer->getBaseDir() . DIRECTORY_SEPARATOR . $newInfo->key;
CRM_Core_Session::setStatus(ts('A copy of the extension (%1) is in a system folder (%2). The system copy will be preserved, but the new copy will be used.', array(1 => $newInfo->key, 2 => $oldPath)));
}
break;
case self::STATUS_INSTALLED_MISSING:
case self::STATUS_DISABLED_MISSING:
// the extension does not exist in any container; we're free to put it anywhere
$tgtPath = $this->defaultContainer->getBaseDir() . DIRECTORY_SEPARATOR . $newInfo->key;
list($oldInfo, $typeManager) = $this->_getMissingInfoTypeHandler($newInfo->key);
// throws Exception
break;
case self::STATUS_UNKNOWN:
// the extension does not exist in any container; we're free to put it anywhere
$tgtPath = $this->defaultContainer->getBaseDir() . DIRECTORY_SEPARATOR . $newInfo->key;
$oldInfo = $typeManager = NULL;
break;
default:
throw new CRM_Extension_Exception("Cannot install or enable extension: {$newInfo->key}");
}
// move the code!
switch ($oldStatus) {
case self::STATUS_UNINSTALLED:
case self::STATUS_UNKNOWN:
// There are no DB records to worry about, so we'll just put the files in place
if (!CRM_Utils_File::replaceDir($tmpCodeDir, $tgtPath)) {
throw new CRM_Extension_Exception("Failed to move {$tmpCodeDir} to {$tgtPath}");
}
break;
case self::STATUS_INSTALLED:
case self::STATUS_INSTALLED_MISSING:
case self::STATUS_DISABLED:
case self::STATUS_DISABLED_MISSING:
// There are DB records; coordinate the file placement with the DB updates
$typeManager->onPreReplace($oldInfo, $newInfo);
if (!CRM_Utils_File::replaceDir($tmpCodeDir, $tgtPath)) {
throw new CRM_Extension_Exception("Failed to move {$tmpCodeDir} to {$tgtPath}");
}
$this->_updateExtensionEntry($newInfo);
$typeManager->onPostReplace($oldInfo, $newInfo);
break;
default:
throw new CRM_Extension_Exception("Cannot install or enable extension: {$newInfo->key}");
}
$this->refresh();
CRM_Core_Invoke::rebuildMenuAndCaches(TRUE);
}
/**
* Scan $basedir for a list of extension-keys
*
* @return array
* ($key => $relPath)
*/
protected function getRelPaths()
{
if (!is_array($this->relPaths)) {
if ($this->cache) {
$this->relPaths = $this->cache->get($this->cacheKey);
}
if (!is_array($this->relPaths)) {
$this->relPaths = array();
$infoPaths = CRM_Utils_File::findFiles($this->baseDir, 'info.xml');
foreach ($infoPaths as $infoPath) {
$relPath = CRM_Utils_File::relativize(dirname($infoPath), $this->baseDir);
try {
$info = CRM_Extension_Info::loadFromFile($infoPath);
} catch (CRM_Extension_Exception_ParseException $e) {
CRM_Core_Session::setStatus(ts('Parse error in extension: %1', array(1 => $e->getMessage())), '', 'error');
CRM_Core_Error::debug_log_message("Parse error in extension: " . $e->getMessage());
continue;
}
$this->relPaths[$info->key] = $relPath;
}
if ($this->cache) {
$this->cache->set($this->cacheKey, $this->relPaths);
}
}
}
return $this->relPaths;
}
/**
* @param string $key
* Extension fully-qualified-name.
* @param bool $fresh
*
* @throws CRM_Extension_Exception
* @throws Exception
* @return CRM_Extension_Info
*/
public function keyToInfo($key, $fresh = FALSE)
{
if ($fresh || !array_key_exists($key, $this->infos)) {
try {
$this->infos[$key] = CRM_Extension_Info::loadFromFile($this->container->getPath($key) . DIRECTORY_SEPARATOR . CRM_Extension_Info::FILENAME);
} catch (CRM_Extension_Exception $e) {
// file has more detailed info, but we'll fallback to DB if it's missing -- DB has enough info to uninstall
$this->infos[$key] = CRM_Extension_System::singleton()->getManager()->createInfoFromDB($key);
if (!$this->infos[$key]) {
throw $e;
}
}
}
return $this->infos[$key];
}
/**
* Validate that $extractedZipPath contains valid for extension $key
*
* @param $key
* @param $extractedZipPath
*
* @return bool
*/
public function validateFiles($key, $extractedZipPath)
{
$filename = $extractedZipPath . DIRECTORY_SEPARATOR . CRM_Extension_Info::FILENAME;
if (!is_readable($filename)) {
CRM_Core_Session::setStatus(ts('Failed reading data from %1 during installation', array(1 => $filename)), ts('Installation Error'), 'error');
return FALSE;
}
try {
$newInfo = CRM_Extension_Info::loadFromFile($filename);
} catch (Exception $e) {
CRM_Core_Session::setStatus(ts('Failed reading data from %1 during installation', array(1 => $filename)), ts('Installation Error'), 'error');
return FALSE;
}
if ($newInfo->key != $key) {
CRM_Core_Error::fatal('Cannot install - there are differences between extdir XML file and archive XML file!');
}
return TRUE;
}
/**
* @return array
* @throws CRM_Extension_Exception_ParseException
*/
private function _discoverRemote()
{
$tsPath = $this->getTsPath();
$timestamp = FALSE;
if (file_exists($tsPath)) {
$timestamp = file_get_contents($tsPath);
}
// 3 minutes ago for now
$outdated = (int) $timestamp < time() - 180 ? TRUE : FALSE;
if (!$timestamp || $outdated) {
$remotes = $this->grabRemoteKeyList();
$cached = FALSE;
} else {
$remotes = $this->grabCachedKeyList();
$cached = TRUE;
}
$this->_remotesDiscovered = array();
foreach ($remotes as $id => $rext) {
$xml = $this->grabRemoteInfoFile($rext['key'], $cached);
if ($xml != FALSE) {
$ext = CRM_Extension_Info::loadFromString($xml);
$this->_remotesDiscovered[] = $ext;
}
}
if (file_exists(dirname($tsPath))) {
file_put_contents($tsPath, (string) time());
}
return $this->_remotesDiscovered;
}
