/**
* Uninstall a package
*
* This method removes all files installed by the application, and then
* removes any empty directories.
* @param string package name
* @param array Command-line options. Possibilities include:
*
* - installroot: base installation dir, if not the default
* - nodeps: do not process dependencies of other packages to ensure
* uninstallation does not break things
*/
function uninstall($package, $options = array())
{
$php_dir = $this->config->get('php_dir');
if (isset($options['installroot'])) {
if (substr($options['installroot'], -1) == DIRECTORY_SEPARATOR) {
$options['installroot'] = substr($options['installroot'], 0, -1);
}
$this->installroot = $options['installroot'];
$php_dir = $this->_prependPath($php_dir, $this->installroot);
} else {
$this->installroot = '';
}
$this->registry = new PEAR_Registry($php_dir);
$filelist = $this->registry->packageInfo($package, 'filelist');
if ($filelist == null) {
return $this->raiseError("{$package} not installed");
}
if (empty($options['nodeps'])) {
$depchecker = new PEAR_Dependency($this->registry);
$error = $depchecker->checkPackageUninstall($errors, $warning, $package);
if ($error) {
return $this->raiseError($errors . 'uninstall failed');
}
if ($warning) {
$this->log(0, $warning);
}
}
// {{{ Delete the files
$this->startFileTransaction();
if (PEAR::isError($err = $this->_deletePackageFiles($package))) {
$this->rollbackFileTransaction();
return $this->raiseError($err);
}
if (!$this->commitFileTransaction()) {
$this->rollbackFileTransaction();
return $this->raiseError("uninstall failed");
} else {
$this->startFileTransaction();
if (!isset($filelist['dirtree']) || !count($filelist['dirtree'])) {
return $this->registry->deletePackage($package);
}
// attempt to delete empty directories
uksort($filelist['dirtree'], array($this, '_sortDirs'));
foreach ($filelist['dirtree'] as $dir => $notused) {
$this->addFileOperation('rmdir', array($dir));
}
if (!$this->commitFileTransaction()) {
$this->rollbackFileTransaction();
}
}
// }}}
// Register that the package is no longer installed
return $this->registry->deletePackage($package);
}
