New file |
0,0 → 1,105 |
<?php |
/** |
* PEAR_Installer_Role_Cfg |
* |
* PHP versions 4 and 5 |
* |
* @category pear |
* @package PEAR |
* @author Greg Beaver <cellog@php.net> |
* @copyright 2007-2009 The Authors |
* @license http://opensource.org/licenses/bsd-license.php New BSD License |
* @link http://pear.php.net/package/PEAR |
* @since File available since Release 1.7.0 |
*/ |
|
/** |
* @category pear |
* @package PEAR |
* @author Greg Beaver <cellog@php.net> |
* @copyright 2007-2009 The Authors |
* @license http://opensource.org/licenses/bsd-license.php New BSD License |
* @version Release: 1.10.1 |
* @link http://pear.php.net/package/PEAR |
* @since Class available since Release 1.7.0 |
*/ |
class PEAR_Installer_Role_Cfg extends PEAR_Installer_Role_Common |
{ |
/** |
* @var PEAR_Installer |
*/ |
var $installer; |
|
/** |
* the md5 of the original file |
* |
* @var unknown_type |
*/ |
var $md5 = null; |
|
/** |
* Do any unusual setup here |
* @param PEAR_Installer |
* @param PEAR_PackageFile_v2 |
* @param array file attributes |
* @param string file name |
*/ |
function setup(&$installer, $pkg, $atts, $file) |
{ |
$this->installer = &$installer; |
$reg = &$this->installer->config->getRegistry(); |
$package = $reg->getPackage($pkg->getPackage(), $pkg->getChannel()); |
if ($package) { |
$filelist = $package->getFilelist(); |
if (isset($filelist[$file]) && isset($filelist[$file]['md5sum'])) { |
$this->md5 = $filelist[$file]['md5sum']; |
} |
} |
} |
|
function processInstallation($pkg, $atts, $file, $tmp_path, $layer = null) |
{ |
$test = parent::processInstallation($pkg, $atts, $file, $tmp_path, $layer); |
if (@file_exists($test[2]) && @file_exists($test[3])) { |
$md5 = md5_file($test[2]); |
// configuration has already been installed, check for mods |
if ($md5 !== $this->md5 && $md5 !== md5_file($test[3])) { |
// configuration has been modified, so save our version as |
// configfile-version |
$old = $test[2]; |
$test[2] .= '.new-' . $pkg->getVersion(); |
// backup original and re-install it |
PEAR::pushErrorHandling(PEAR_ERROR_RETURN); |
$tmpcfg = $this->config->get('temp_dir'); |
$newloc = System::mkdir(array('-p', $tmpcfg)); |
if (!$newloc) { |
// try temp_dir |
$newloc = System::mktemp(array('-d')); |
if (!$newloc || PEAR::isError($newloc)) { |
PEAR::popErrorHandling(); |
return PEAR::raiseError('Could not save existing configuration file '. |
$old . ', unable to install. Please set temp_dir ' . |
'configuration variable to a writeable location and try again'); |
} |
} else { |
$newloc = $tmpcfg; |
} |
|
$temp_file = $newloc . DIRECTORY_SEPARATOR . uniqid('savefile'); |
if (!@copy($old, $temp_file)) { |
PEAR::popErrorHandling(); |
return PEAR::raiseError('Could not save existing configuration file '. |
$old . ', unable to install. Please set temp_dir ' . |
'configuration variable to a writeable location and try again'); |
} |
|
PEAR::popErrorHandling(); |
$this->installer->log(0, "WARNING: configuration file $old is being installed as $test[2], you should manually merge in changes to the existing configuration file"); |
$this->installer->addFileOperation('rename', array($temp_file, $old, false)); |
$this->installer->addFileOperation('delete', array($temp_file)); |
} |
} |
|
return $test; |
} |
} |