/common/libraries/plugin/pear/PEAR/Registry.php
PHP | 2610 lines | 1912 code | 204 blank | 494 comment | 393 complexity | a22f9e7415925e80b657f83d587d1779 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause, LGPL-2.1, LGPL-3.0, GPL-3.0, MIT
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- <?php
- /**
- * PEAR_Registry
- *
- * PHP versions 4 and 5
- *
- * LICENSE: This source file is subject to version 3.0 of the PHP license
- * that is available through the world-wide-web at the following URI:
- * http://www.php.net/license/3_0.txt. If you did not receive a copy of
- * the PHP License and are unable to obtain it through the web, please
- * send a note to license@php.net so we can mail you a copy immediately.
- *
- * @category pear
- * @package PEAR
- * @author Stig Bakken <ssb@php.net>
- * @author Tomas V. V. Cox <cox@idecnet.com>
- * @author Greg Beaver <cellog@php.net>
- * @copyright 1997-2008 The PHP Group
- * @license http://www.php.net/license/3_0.txt PHP License 3.0
- * @version CVS: $Id: Registry.php 137 2009-11-09 13:24:37Z vanpouckesven $
- * @link http://pear.php.net/package/PEAR
- * @since File available since Release 0.1
- */
-
- /**
- * for PEAR_Error
- */
- require_once 'PEAR.php';
- require_once 'PEAR/DependencyDB.php';
-
- define('PEAR_REGISTRY_ERROR_LOCK', - 2);
- define('PEAR_REGISTRY_ERROR_FORMAT', - 3);
- define('PEAR_REGISTRY_ERROR_FILE', - 4);
- define('PEAR_REGISTRY_ERROR_CONFLICT', - 5);
- define('PEAR_REGISTRY_ERROR_CHANNEL_FILE', - 6);
-
- /**
- * Administration class used to maintain the installed package database.
- * @category pear
- * @package PEAR
- * @author Stig Bakken <ssb@php.net>
- * @author Tomas V. V. Cox <cox@idecnet.com>
- * @author Greg Beaver <cellog@php.net>
- * @copyright 1997-2008 The PHP Group
- * @license http://www.php.net/license/3_0.txt PHP License 3.0
- * @version Release: 1.7.2
- * @link http://pear.php.net/package/PEAR
- * @since Class available since Release 1.4.0a1
- */
- class PEAR_Registry extends PEAR
- {
- // {{{ properties
-
-
- /**
- * File containing all channel information.
- * @var string
- */
- var $channels = '';
-
- /** Directory where registry files are stored.
- * @var string
- */
- var $statedir = '';
-
- /** File where the file map is stored
- * @var string
- */
- var $filemap = '';
-
- /** Directory where registry files for channels are stored.
- * @var string
- */
- var $channelsdir = '';
-
- /** Name of file used for locking the registry
- * @var string
- */
- var $lockfile = '';
-
- /** File descriptor used during locking
- * @var resource
- */
- var $lock_fp = null;
-
- /** Mode used during locking
- * @var int
- */
- var $lock_mode = 0; // XXX UNUSED
-
-
- /** Cache of package information. Structure:
- * array(
- * 'package' => array('id' => ... ),
- * ... )
- * @var array
- */
- var $pkginfo_cache = array();
-
- /** Cache of file map. Structure:
- * array( '/path/to/file' => 'package', ... )
- * @var array
- */
- var $filemap_cache = array();
-
- /**
- * @var false|PEAR_ChannelFile
- */
- var $_pearChannel;
-
- /**
- * @var false|PEAR_ChannelFile
- */
- var $_peclChannel;
-
- /**
- * @var PEAR_DependencyDB
- */
- var $_dependencyDB;
-
- /**
- * @var PEAR_Config
- */
- var $_config;
-
- // }}}
-
-
- // {{{ constructor
-
-
- /**
- * PEAR_Registry constructor.
- *
- * @param string (optional) PEAR install directory (for .php files)
- * @param PEAR_ChannelFile PEAR_ChannelFile object representing the PEAR channel, if
- * default values are not desired. Only used the very first time a PEAR
- * repository is initialized
- * @param PEAR_ChannelFile PEAR_ChannelFile object representing the PECL channel, if
- * default values are not desired. Only used the very first time a PEAR
- * repository is initialized
- *
- * @access public
- */
- function __construct($pear_install_dir = PEAR_INSTALL_DIR, $pear_channel = false, $pecl_channel = false)
- {
- parent :: __construct();
- $this->setInstallDir($pear_install_dir);
- $this->_pearChannel = $pear_channel;
- $this->_peclChannel = $pecl_channel;
- $this->_config = false;
- }
-
- function setInstallDir($pear_install_dir = PEAR_INSTALL_DIR)
- {
- $ds = DIRECTORY_SEPARATOR;
- $this->install_dir = $pear_install_dir;
- $this->channelsdir = $pear_install_dir . $ds . '.channels';
- $this->statedir = $pear_install_dir . $ds . '.registry';
- $this->filemap = $pear_install_dir . $ds . '.filemap';
- $this->lockfile = $pear_install_dir . $ds . '.lock';
- }
-
- function hasWriteAccess()
- {
- if (! file_exists($this->install_dir))
- {
- $dir = $this->install_dir;
- while ($dir && $dir != '.')
- {
- $olddir = $dir;
- $dir = dirname($dir); // cd ..
- if ($dir != '.' && file_exists($dir))
- {
- if (is_writeable($dir))
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- if ($dir == $olddir)
- { // this can happen in safe mode
- return @is_writable($dir);
- }
- }
- return false;
- }
- return is_writeable($this->install_dir);
- }
-
- function setConfig(&$config, $resetInstallDir = true)
- {
- $this->_config = &$config;
- if ($resetInstallDir)
- {
- $this->setInstallDir($config->get('php_dir'));
- }
- }
-
- function _initializeChannelDirs()
- {
- static $running = false;
- if (! $running)
- {
- $running = true;
- $ds = DIRECTORY_SEPARATOR;
- if (! is_dir($this->channelsdir) || ! file_exists($this->channelsdir . $ds . 'pear.php.net.reg') || ! file_exists($this->channelsdir . $ds . 'pecl.php.net.reg') || ! file_exists($this->channelsdir . $ds . '__uri.reg'))
- {
- if (! file_exists($this->channelsdir . $ds . 'pear.php.net.reg'))
- {
- $pear_channel = $this->_pearChannel;
- if (! is_a($pear_channel, 'PEAR_ChannelFile') || ! $pear_channel->validate())
- {
- if (! class_exists('PEAR_ChannelFile'))
- {
- require_once 'PEAR/ChannelFile.php';
- }
- $pear_channel = new PEAR_ChannelFile();
- $pear_channel->setName('pear.php.net');
- $pear_channel->setAlias('pear');
- $pear_channel->setServer('pear.php.net');
- $pear_channel->setSummary('PHP Extension and Application Repository');
- $pear_channel->setDefaultPEARProtocols();
- $pear_channel->setBaseURL('REST1.0', 'http://pear.php.net/rest/');
- $pear_channel->setBaseURL('REST1.1', 'http://pear.php.net/rest/');
- }
- else
- {
- $pear_channel->setName('pear.php.net');
- $pear_channel->setAlias('pear');
- }
- $pear_channel->validate();
- $this->_addChannel($pear_channel);
- }
- if (! file_exists($this->channelsdir . $ds . 'pecl.php.net.reg'))
- {
- $pecl_channel = $this->_peclChannel;
- if (! is_a($pecl_channel, 'PEAR_ChannelFile') || ! $pecl_channel->validate())
- {
- if (! class_exists('PEAR_ChannelFile'))
- {
- require_once 'PEAR/ChannelFile.php';
- }
- $pecl_channel = new PEAR_ChannelFile();
- $pecl_channel->setName('pecl.php.net');
- $pecl_channel->setAlias('pecl');
- $pecl_channel->setServer('pecl.php.net');
- $pecl_channel->setSummary('PHP Extension Community Library');
- $pecl_channel->setDefaultPEARProtocols();
- $pecl_channel->setBaseURL('REST1.0', 'http://pecl.php.net/rest/');
- $pecl_channel->setBaseURL('REST1.1', 'http://pecl.php.net/rest/');
- $pecl_channel->setValidationPackage('PEAR_Validator_PECL', '1.0');
- }
- else
- {
- $pecl_channel->setName('pecl.php.net');
- $pecl_channel->setAlias('pecl');
- }
- $pecl_channel->validate();
- $this->_addChannel($pecl_channel);
- }
- if (! file_exists($this->channelsdir . $ds . '__uri.reg'))
- {
- if (! class_exists('PEAR_ChannelFile'))
- {
- require_once 'PEAR/ChannelFile.php';
- }
- $private = new PEAR_ChannelFile();
- $private->setName('__uri');
- $private->addFunction('xmlrpc', '1.0', '****');
- $private->setSummary('Pseudo-channel for static packages');
- $this->_addChannel($private);
- }
- $this->_rebuildFileMap();
- }
- $running = false;
- }
- }
-
- function _initializeDirs()
- {
- $ds = DIRECTORY_SEPARATOR;
- // XXX Compatibility code should be removed in the future
- // rename all registry files if any to lowercase
- if (! OS_WINDOWS && file_exists($this->statedir) && is_dir($this->statedir) && $handle = opendir($this->statedir))
- {
- $dest = $this->statedir . $ds;
- while (false !== ($file = readdir($handle)))
- {
- if (preg_match('/^.*[A-Z].*\.reg\\z/', $file))
- {
- rename($dest . $file, $dest . strtolower($file));
- }
- }
- closedir($handle);
- }
- $this->_initializeChannelDirs();
- if (! file_exists($this->filemap))
- {
- $this->_rebuildFileMap();
- }
- $this->_initializeDepDB();
- }
-
- function _initializeDepDB()
- {
- if (! isset($this->_dependencyDB))
- {
- static $initializing = false;
- if (! $initializing)
- {
- $initializing = true;
- if (! $this->_config)
- { // never used?
- if (OS_WINDOWS)
- {
- $file = 'pear.ini';
- }
- else
- {
- $file = '.pearrc';
- }
- $this->_config = &new PEAR_Config($this->statedir . DIRECTORY_SEPARATOR . $file);
- $this->_config->setRegistry($this);
- $this->_config->set('php_dir', $this->install_dir);
- }
- $this->_dependencyDB = &PEAR_DependencyDB :: singleton($this->_config);
- if (PEAR :: isError($this->_dependencyDB))
- {
- // attempt to recover by removing the dep db
- if (file_exists($this->_config->get('php_dir', null, 'pear.php.net') . DIRECTORY_SEPARATOR . '.depdb'))
- {
- @unlink($this->_config->get('php_dir', null, 'pear.php.net') . DIRECTORY_SEPARATOR . '.depdb');
- }
- $this->_dependencyDB = &PEAR_DependencyDB :: singleton($this->_config);
- if (PEAR :: isError($this->_dependencyDB))
- {
- echo $this->_dependencyDB->getMessage();
- echo 'Unrecoverable error';
- exit(1);
- }
- }
- $initializing = false;
- }
- }
- }
-
- // }}}
- // {{{ destructor
-
-
- /**
- * PEAR_Registry destructor. Makes sure no locks are forgotten.
- *
- * @access private
- */
- function _PEAR_Registry()
- {
- parent :: _PEAR();
- if (is_resource($this->lock_fp))
- {
- $this->_unlock();
- }
- }
-
- // }}}
-
-
- // {{{ _assertStateDir()
-
-
- /**
- * Make sure the directory where we keep registry files exists.
- *
- * @return bool TRUE if directory exists, FALSE if it could not be
- * created
- *
- * @access private
- */
- function _assertStateDir($channel = false)
- {
- if ($channel && $this->_getChannelFromAlias($channel) != 'pear.php.net')
- {
- return $this->_assertChannelStateDir($channel);
- }
- static $init = false;
- if (! file_exists($this->statedir))
- {
- if (! $this->hasWriteAccess())
- {
- return false;
- }
- require_once 'System.php';
- if (! System :: mkdir(array('-p', $this->statedir)))
- {
- return $this->raiseError("could not create directory '{$this->statedir}'");
- }
- $init = true;
- }
- elseif (! is_dir($this->statedir))
- {
- return $this->raiseError('Cannot create directory ' . $this->statedir . ', ' . 'it already exists and is not a directory');
- }
- $ds = DIRECTORY_SEPARATOR;
- if (! file_exists($this->channelsdir))
- {
- if (! file_exists($this->channelsdir . $ds . 'pear.php.net.reg') || ! file_exists($this->channelsdir . $ds . 'pecl.php.net.reg') || ! file_exists($this->channelsdir . $ds . '__uri.reg'))
- {
- $init = true;
- }
- }
- elseif (! is_dir($this->channelsdir))
- {
- return $this->raiseError('Cannot create directory ' . $this->channelsdir . ', ' . 'it already exists and is not a directory');
- }
- if ($init)
- {
- static $running = false;
- if (! $running)
- {
- $running = true;
- $this->_initializeDirs();
- $running = false;
- $init = false;
- }
- }
- else
- {
- $this->_initializeDepDB();
- }
- return true;
- }
-
- // }}}
- // {{{ _assertChannelStateDir()
-
-
- /**
- * Make sure the directory where we keep registry files exists for a non-standard channel.
- *
- * @param string channel name
- * @return bool TRUE if directory exists, FALSE if it could not be
- * created
- *
- * @access private
- */
- function _assertChannelStateDir($channel)
- {
- $ds = DIRECTORY_SEPARATOR;
- if (! $channel || $this->_getChannelFromAlias($channel) == 'pear.php.net')
- {
- if (! file_exists($this->channelsdir . $ds . 'pear.php.net.reg'))
- {
- $this->_initializeChannelDirs();
- }
- return $this->_assertStateDir($channel);
- }
- $channelDir = $this->_channelDirectoryName($channel);
- if (! is_dir($this->channelsdir) || ! file_exists($this->channelsdir . $ds . 'pear.php.net.reg'))
- {
- $this->_initializeChannelDirs();
- }
- if (! file_exists($channelDir))
- {
- if (! $this->hasWriteAccess())
- {
- return false;
- }
- require_once 'System.php';
- if (! System :: mkdir(array('-p', $channelDir)))
- {
- return $this->raiseError("could not create directory '" . $channelDir . "'");
- }
- }
- elseif (! is_dir($channelDir))
- {
- return $this->raiseError("could not create directory '" . $channelDir . "', already exists and is not a directory");
- }
- return true;
- }
-
- // }}}
- // {{{ _assertChannelDir()
-
-
- /**
- * Make sure the directory where we keep registry files for channels exists
- *
- * @return bool TRUE if directory exists, FALSE if it could not be
- * created
- *
- * @access private
- */
- function _assertChannelDir()
- {
- if (! file_exists($this->channelsdir))
- {
- if (! $this->hasWriteAccess())
- {
- return false;
- }
- require_once 'System.php';
- if (! System :: mkdir(array('-p', $this->channelsdir)))
- {
- return $this->raiseError("could not create directory '{$this->channelsdir}'");
- }
- }
- elseif (! is_dir($this->channelsdir))
- {
- return $this->raiseError("could not create directory '{$this->channelsdir}" . "', it already exists and is not a directory");
-
- }
- if (! file_exists($this->channelsdir . DIRECTORY_SEPARATOR . '.alias'))
- {
- if (! $this->hasWriteAccess())
- {
- return false;
- }
- require_once 'System.php';
- if (! System :: mkdir(array('-p', $this->channelsdir . DIRECTORY_SEPARATOR . '.alias')))
- {
- return $this->raiseError("could not create directory '{$this->channelsdir}/.alias'");
- }
- }
- elseif (! is_dir($this->channelsdir . DIRECTORY_SEPARATOR . '.alias'))
- {
- return $this->raiseError("could not create directory '{$this->channelsdir}" . "/.alias', it already exists and is not a directory");
-
- }
- return true;
- }
-
- // }}}
- // {{{ _packageFileName()
-
-
- /**
- * Get the name of the file where data for a given package is stored.
- *
- * @param string channel name, or false if this is a PEAR package
- * @param string package name
- *
- * @return string registry file name
- *
- * @access public
- */
- function _packageFileName($package, $channel = false)
- {
- if ($channel && $this->_getChannelFromAlias($channel) != 'pear.php.net')
- {
- return $this->_channelDirectoryName($channel) . DIRECTORY_SEPARATOR . strtolower($package) . '.reg';
- }
- return $this->statedir . DIRECTORY_SEPARATOR . strtolower($package) . '.reg';
- }
-
- // }}}
- // {{{ _channelFileName()
-
-
- /**
- * Get the name of the file where data for a given channel is stored.
- * @param string channel name
- * @return string registry file name
- */
- function _channelFileName($channel, $noaliases = false)
- {
- if (! $noaliases)
- {
- if (file_exists($this->_getChannelAliasFileName($channel)))
- {
- $channel = implode('', file($this->_getChannelAliasFileName($channel)));
- }
- }
- return $this->channelsdir . DIRECTORY_SEPARATOR . str_replace('/', '_', strtolower($channel)) . '.reg';
- }
-
- // }}}
- // {{{ getChannelAliasFileName()
-
-
- /**
- * @param string
- * @return string
- */
- function _getChannelAliasFileName($alias)
- {
- return $this->channelsdir . DIRECTORY_SEPARATOR . '.alias' . DIRECTORY_SEPARATOR . str_replace('/', '_', strtolower($alias)) . '.txt';
- }
-
- // }}}
- // {{{ _getChannelFromAlias()
-
-
- /**
- * Get the name of a channel from its alias
- */
- function _getChannelFromAlias($channel)
- {
- if (! $this->_channelExists($channel))
- {
- if ($channel == 'pear.php.net')
- {
- return 'pear.php.net';
- }
- if ($channel == 'pecl.php.net')
- {
- return 'pecl.php.net';
- }
- if ($channel == '__uri')
- {
- return '__uri';
- }
- return false;
- }
- $channel = strtolower($channel);
- if (file_exists($this->_getChannelAliasFileName($channel)))
- {
- // translate an alias to an actual channel
- return implode('', file($this->_getChannelAliasFileName($channel)));
- }
- else
- {
- return $channel;
- }
- }
-
- // }}}
- // {{{ _getChannelFromAlias()
-
-
- /**
- * Get the alias of a channel from its alias or its name
- */
- function _getAlias($channel)
- {
- if (! $this->_channelExists($channel))
- {
- if ($channel == 'pear.php.net')
- {
- return 'pear';
- }
- if ($channel == 'pecl.php.net')
- {
- return 'pecl';
- }
- return false;
- }
- $channel = $this->_getChannel($channel);
- if (PEAR :: isError($channel))
- {
- return $channel;
- }
- return $channel->getAlias();
- }
-
- // }}}
- // {{{ _channelDirectoryName()
-
-
- /**
- * Get the name of the file where data for a given package is stored.
- *
- * @param string channel name, or false if this is a PEAR package
- * @param string package name
- *
- * @return string registry file name
- *
- * @access public
- */
- function _channelDirectoryName($channel)
- {
- if (! $channel || $this->_getChannelFromAlias($channel) == 'pear.php.net')
- {
- return $this->statedir;
- }
- else
- {
- $ch = $this->_getChannelFromAlias($channel);
- if (! $ch)
- {
- $ch = $channel;
- }
- return $this->statedir . DIRECTORY_SEPARATOR . strtolower('.channel.' . str_replace('/', '_', $ch));
- }
- }
-
- // }}}
- // {{{ _openPackageFile()
-
-
- function _openPackageFile($package, $mode, $channel = false)
- {
- if (! $this->_assertStateDir($channel))
- {
- return null;
- }
- if (! in_array($mode, array('r', 'rb')) && ! $this->hasWriteAccess())
- {
- return null;
- }
- $file = $this->_packageFileName($package, $channel);
- if (! file_exists($file) && $mode == 'r' || $mode == 'rb')
- {
- return null;
- }
- $fp = @fopen($file, $mode);
- if (! $fp)
- {
- return null;
- }
- return $fp;
- }
-
- // }}}
- // {{{ _closePackageFile()
-
-
- function _closePackageFile($fp)
- {
- fclose($fp);
- }
-
- // }}}
- // {{{ _openChannelFile()
-
-
- function _openChannelFile($channel, $mode)
- {
- if (! $this->_assertChannelDir())
- {
- return null;
- }
- if (! in_array($mode, array('r', 'rb')) && ! $this->hasWriteAccess())
- {
- return null;
- }
- $file = $this->_channelFileName($channel);
- if (! file_exists($file) && $mode == 'r' || $mode == 'rb')
- {
- return null;
- }
- $fp = @fopen($file, $mode);
- if (! $fp)
- {
- return null;
- }
- return $fp;
- }
-
- // }}}
- // {{{ _closePackageFile()
-
-
- function _closeChannelFile($fp)
- {
- fclose($fp);
- }
-
- // }}}
- // {{{ _rebuildFileMap()
-
-
- function _rebuildFileMap()
- {
- if (! class_exists('PEAR_Installer_Role'))
- {
- require_once 'PEAR/Installer/Role.php';
- }
- $channels = $this->_listAllPackages();
- $files = array();
- foreach ($channels as $channel => $packages)
- {
- foreach ($packages as $package)
- {
- $version = $this->_packageInfo($package, 'version', $channel);
- $filelist = $this->_packageInfo($package, 'filelist', $channel);
- if (! is_array($filelist))
- {
- continue;
- }
- foreach ($filelist as $name => $attrs)
- {
- if (isset($attrs['attribs']))
- {
- $attrs = $attrs['attribs'];
- }
- // it is possible for conflicting packages in different channels to
- // conflict with data files/doc files
- if ($name == 'dirtree')
- {
- continue;
- }
- if (isset($attrs['role']) && ! in_array($attrs['role'], PEAR_Installer_Role :: getInstallableRoles()))
- {
- // these are not installed
- continue;
- }
- if (isset($attrs['role']) && ! in_array($attrs['role'], PEAR_Installer_Role :: getBaseinstallRoles()))
- {
- $attrs['baseinstalldir'] = $package;
- }
- if (isset($attrs['baseinstalldir']))
- {
- $file = $attrs['baseinstalldir'] . DIRECTORY_SEPARATOR . $name;
- }
- else
- {
- $file = $name;
- }
- $file = preg_replace(',^/+,', '', $file);
- if ($channel != 'pear.php.net')
- {
- if (! isset($files[$attrs['role']]))
- {
- $files[$attrs['role']] = array();
- }
- $files[$attrs['role']][$file] = array(strtolower($channel), strtolower($package));
- }
- else
- {
- if (! isset($files[$attrs['role']]))
- {
- $files[$attrs['role']] = array();
- }
- $files[$attrs['role']][$file] = strtolower($package);
- }
- }
- }
- }
- $this->_assertStateDir();
- if (! $this->hasWriteAccess())
- {
- return false;
- }
- $fp = @fopen($this->filemap, 'wb');
- if (! $fp)
- {
- return false;
- }
- $this->filemap_cache = $files;
- fwrite($fp, serialize($files));
- fclose($fp);
- return true;
- }
-
- // }}}
- // {{{ _readFileMap()
-
-
- function _readFileMap()
- {
- if (! file_exists($this->filemap))
- {
- return array();
- }
- $fp = @fopen($this->filemap, 'r');
- if (! $fp)
- {
- return $this->raiseError('PEAR_Registry: could not open filemap "' . $this->filemap . '"', PEAR_REGISTRY_ERROR_FILE, null, null, $php_errormsg);
- }
- clearstatcache();
- $rt = get_magic_quotes_runtime();
- set_magic_quotes_runtime(0);
- $fsize = filesize($this->filemap);
- fclose($fp);
- $data = file_get_contents($this->filemap);
- set_magic_quotes_runtime($rt);
- $tmp = unserialize($data);
- if (! $tmp && $fsize > 7)
- {
- return $this->raiseError('PEAR_Registry: invalid filemap data', PEAR_REGISTRY_ERROR_FORMAT, null, null, $data);
- }
- $this->filemap_cache = $tmp;
- return true;
- }
-
- // }}}
- // {{{ _lock()
-
-
- /**
- * Lock the registry.
- *
- * @param integer lock mode, one of LOCK_EX, LOCK_SH or LOCK_UN.
- * See flock manual for more information.
- *
- * @return bool TRUE on success, FALSE if locking failed, or a
- * PEAR error if some other error occurs (such as the
- * lock file not being writable).
- *
- * @access private
- */
- function _lock($mode = LOCK_EX)
- {
- if (! eregi('Windows 9', php_uname()))
- {
- if ($mode != LOCK_UN && is_resource($this->lock_fp))
- {
- // XXX does not check type of lock (LOCK_SH/LOCK_EX)
- return true;
- }
- if (! $this->_assertStateDir())
- {
- if ($mode == LOCK_EX)
- {
- return $this->raiseError('Registry directory is not writeable by the current user');
- }
- else
- {
- return true;
- }
- }
- $open_mode = 'w';
- // XXX People reported problems with LOCK_SH and 'w'
- if ($mode === LOCK_SH || $mode === LOCK_UN)
- {
- if (! file_exists($this->lockfile))
- {
- touch($this->lockfile);
- }
- $open_mode = 'r';
- }
-
- if (! is_resource($this->lock_fp))
- {
- $this->lock_fp = @fopen($this->lockfile, $open_mode);
- }
-
- if (! is_resource($this->lock_fp))
- {
- $this->lock_fp = null;
- return $this->raiseError("could not create lock file" . (isset($php_errormsg) ? ": " . $php_errormsg : ""));
- }
- if (! (int) flock($this->lock_fp, $mode))
- {
- switch ($mode)
- {
- case LOCK_SH :
- $str = 'shared';
- break;
- case LOCK_EX :
- $str = 'exclusive';
- break;
- case LOCK_UN :
- $str = 'unlock';
- break;
- default :
- $str = 'unknown';
- break;
- }
- //is resource at this point, close it on error.
- fclose($this->lock_fp);
- $this->lock_fp = null;
- return $this->raiseError("could not acquire $str lock ($this->lockfile)", PEAR_REGISTRY_ERROR_LOCK);
- }
- }
- return true;
- }
-
- // }}}
- // {{{ _unlock()
-
-
- function _unlock()
- {
- $ret = $this->_lock(LOCK_UN);
- if (is_resource($this->lock_fp))
- {
- fclose($this->lock_fp);
- }
- $this->lock_fp = null;
- return $ret;
- }
-
- // }}}
- // {{{ _packageExists()
-
-
- function _packageExists($package, $channel = false)
- {
- return file_exists($this->_packageFileName($package, $channel));
- }
-
- // }}}
- // {{{ _channelExists()
-
-
- /**
- * Determine whether a channel exists in the registry
- * @param string Channel name
- * @param bool if true, then aliases will be ignored
- * @return boolean
- */
- function _channelExists($channel, $noaliases = false)
- {
- $a = file_exists($this->_channelFileName($channel, $noaliases));
- if (! $a && $channel == 'pear.php.net')
- {
- return true;
- }
- if (! $a && $channel == 'pecl.php.net')
- {
- return true;
- }
- return $a;
- }
-
- // }}}
- // {{{ _addChannel()
-
-
- /**
- * @param PEAR_ChannelFile Channel object
- * @param donotuse
- * @param string Last-Modified HTTP tag from remote request
- * @return boolean|PEAR_Error True on creation, false if it already exists
- */
- function _addChannel($channel, $update = false, $lastmodified = false)
- {
- if (! is_a($channel, 'PEAR_ChannelFile'))
- {
- return false;
- }
- if (! $channel->validate())
- {
- return false;
- }
- if (file_exists($this->_channelFileName($channel->getName())))
- {
- if (! $update)
- {
- return false;
- }
- $checker = $this->_getChannel($channel->getName());
- if (PEAR :: isError($checker))
- {
- return $checker;
- }
- if ($channel->getAlias() != $checker->getAlias())
- {
- if (file_exists($this->_getChannelAliasFileName($checker->getAlias())))
- {
- @unlink($this->_getChannelAliasFileName($checker->getAlias()));
- }
- }
- }
- else
- {
- if ($update && ! in_array($channel->getName(), array('pear.php.net', 'pecl.php.net')))
- {
- return false;
- }
- }
- $ret = $this->_assertChannelDir();
- if (PEAR :: isError($ret))
- {
- return $ret;
- }
- $ret = $this->_assertChannelStateDir($channel->getName());
- if (PEAR :: isError($ret))
- {
- return $ret;
- }
- if ($channel->getAlias() != $channel->getName())
- {
- if (file_exists($this->_getChannelAliasFileName($channel->getAlias())) && $this->_getChannelFromAlias($channel->getAlias()) != $channel->getName())
- {
- $channel->setAlias($channel->getName());
- }
- if (! $this->hasWriteAccess())
- {
- return false;
- }
- $fp = @fopen($this->_getChannelAliasFileName($channel->getAlias()), 'w');
- if (! $fp)
- {
- return false;
- }
- fwrite($fp, $channel->getName());
- fclose($fp);
- }
- if (! $this->hasWriteAccess())
- {
- return false;
- }
- $fp = @fopen($this->_channelFileName($channel->getName()), 'wb');
- if (! $fp)
- {
- return false;
- }
- $info = $channel->toArray();
- if ($lastmodified)
- {
- $info['_lastmodified'] = $lastmodified;
- }
- else
- {
- $info['_lastmodified'] = date('r');
- }
- fwrite($fp, serialize($info));
- fclose($fp);
- return true;
- }
-
- // }}}
- // {{{ _deleteChannel()
-
-
- /**
- * Deletion fails if there are any packages installed from the channel
- * @param string|PEAR_ChannelFile channel name
- * @return boolean|PEAR_Error True on deletion, false if it doesn't exist
- */
- function _deleteChannel($channel)
- {
- if (! is_string($channel))
- {
- if (is_a($channel, 'PEAR_ChannelFile'))
- {
- if (! $channel->validate())
- {
- return false;
- }
- $channel = $channel->getName();
- }
- else
- {
- return false;
- }
- }
- if ($this->_getChannelFromAlias($channel) == '__uri')
- {
- return false;
- }
- if ($this->_getChannelFromAlias($channel) == 'pecl.php.net')
- {
- return false;
- }
- if (! $this->_channelExists($channel))
- {
- return false;
- }
- if (! $channel || $this->_getChannelFromAlias($channel) == 'pear.php.net')
- {
- return false;
- }
- $channel = $this->_getChannelFromAlias($channel);
- if ($channel == 'pear.php.net')
- {
- return false;
- }
- $test = $this->_listChannelPackages($channel);
- if (count($test))
- {
- return false;
- }
- $test = @rmdir($this->_channelDirectoryName($channel));
- if (! $test)
- {
- return false;
- }
- $file = $this->_getChannelAliasFileName($this->_getAlias($channel));
- if (file_exists($file))
- {
- $test = @unlink($file);
- if (! $test)
- {
- return false;
- }
- }
- $file = $this->_channelFileName($channel);
- $ret = true;
- if (file_exists($file))
- {
- $ret = @unlink($file);
- }
- return $ret;
- }
-
- // }}}
- // {{{ _isChannelAlias()
-
-
- /**
- * Determine whether a channel exists in the registry
- * @param string Channel Alias
- * @return boolean
- */
- function _isChannelAlias($alias)
- {
- return file_exists($this->_getChannelAliasFileName($alias));
- }
-
- // }}}
- // {{{ _packageInfo()
-
-
- /**
- * @param string|null
- * @param string|null
- * @param string|null
- * @return array|null
- * @access private
- */
- function _packageInfo($package = null, $key = null, $channel = 'pear.php.net')
- {
- if ($package === null)
- {
- if ($channel === null)
- {
- $channels = $this->_listChannels();
- $ret = array();
- foreach ($channels as $channel)
- {
- $channel = strtolower($channel);
- $ret[$channel] = array();
- $packages = $this->_listPackages($channel);
- foreach ($packages as $package)
- {
- $ret[$channel][] = $this->_packageInfo($package, null, $channel);
- }
- }
- return $ret;
- }
- $ps = $this->_listPackages($channel);
- if (! count($ps))
- {
- return array();
- }
- return array_map(array(&$this, '_packageInfo'), $ps, array_fill(0, count($ps), null), array_fill(0, count($ps), $channel));
- }
- $fp = $this->_openPackageFile($package, 'r', $channel);
- if ($fp === null)
- {
- return null;
- }
- $rt = get_magic_quotes_runtime();
- set_magic_quotes_runtime(0);
- clearstatcache();
- $this->_closePackageFile($fp);
- $data = file_get_contents($this->_packageFileName($package, $channel));
- set_magic_quotes_runtime($rt);
- $data = unserialize($data);
- if ($key === null)
- {
- return $data;
- }
- // compatibility for package.xml version 2.0
- if (isset($data['old'][$key]))
- {
- return $data['old'][$key];
- }
- if (isset($data[$key]))
- {
- return $data[$key];
- }
- return null;
- }
-
- // }}}
- // {{{ _channelInfo()
-
-
- /**
- * @param string Channel name
- * @param bool whether to strictly retrieve info of channels, not just aliases
- * @return array|null
- */
- function _channelInfo($channel, $noaliases = false)
- {
- if (! $this->_channelExists($channel, $noaliases))
- {
- return null;
- }
- $fp = $this->_openChannelFile($channel, 'r');
- if ($fp === null)
- {
- return null;
- }
- $rt = get_magic_quotes_runtime();
- set_magic_quotes_runtime(0);
- clearstatcache();
- $this->_closeChannelFile($fp);
- $data = file_get_contents($this->_channelFileName($channel));
- set_magic_quotes_runtime($rt);
- $data = unserialize($data);
- return $data;
- }
-
- // }}}
- // {{{ _listChannels()
-
-
- function _listChannels()
- {
- $channellist = array();
- if (! file_exists($this->channelsdir) || ! is_dir($this->channelsdir))
- {
- return array('pear.php.net', 'pecl.php.net', '__uri');
- }
- $dp = opendir($this->channelsdir);
- while ($ent = readdir($dp))
- {
- if ($ent{0} == '.' || substr($ent, - 4) != '.reg')
- {
- continue;
- }
- if ($ent == '__uri.reg')
- {
- $channellist[] = '__uri';
- continue;
- }
- $channellist[] = str_replace('_', '/', substr($ent, 0, - 4));
- }
- closedir($dp);
- if (! in_array('pear.php.net', $channellist))
- {
- $channellist[] = 'pear.php.net';
- }
- if (! in_array('pecl.php.net', $channellist))
- {
- $channellist[] = 'pecl.php.net';
- }
- if (! in_array('__uri', $channellist))
- {
- $channellist[] = '__uri';
- }
-
- natsort($channellist);
- return $channellist;
- }
-
- // }}}
- // {{{ _listPackages()
-
-
- function _listPackages($channel = false)
- {
- if ($channel && $this->_getChannelFromAlias($channel) != 'pear.php.net')
- {
- return $this->_listChannelPackages($channel);
- }
- if (! file_exists($this->statedir) || ! is_dir($this->statedir))
- {
- return array();
- }
- $pkglist = array();
- $dp = opendir($this->statedir);
- if (! $dp)
- {
- return $pkglist;
- }
- while ($ent = readdir($dp))
- {
- if ($ent{0} == '.' || substr($ent, - 4) != '.reg')
- {
- continue;
- }
- $pkglist[] = substr($ent, 0, - 4);
- }
- closedir($dp);
- return $pkglist;
- }
-
- // }}}
- // {{{ _listChannelPackages()
-
-
- function _listChannelPackages($channel)
- {
- $pkglist = array();
- if (! file_exists($this->_channelDirectoryName($channel)) || ! is_dir($this->_channelDirectoryName($channel)))
- {
- return array();
- }
- $dp = opendir($this->_channelDirectoryName($channel));
- if (! $dp)
- {
- return $pkglist;
- }
- while ($ent = readdir($dp))
- {
- if ($ent{0} == '.' || substr($ent, - 4) != '.reg')
- {
- continue;
- }
- $pkglist[] = substr($ent, 0, - 4);
- }
- closedir($dp);
- return $pkglist;
- }
-
- // }}}
-
-
- function _listAllPackages()
- {
- $ret = array();
- foreach ($this->_listChannels() as $channel)
- {
- $ret[$channel] = $this->_listPackages($channel);
- }
- return $ret;
- }
-
- /**
- * Add an installed package to the registry
- * @param string package name
- * @param array package info (parsed by PEAR_Common::infoFrom*() methods)
- * @return bool success of saving
- * @access private
- */
- function _addPackage($package, $info)
- {
- if ($this->_packageExists($package))
- {
- return false;
- }
- $fp = $this->_openPackageFile($package, 'wb');
- if ($fp === null)
- {
- return false;
- }
- $info['_lastmodified'] = time();
- fwrite($fp, serialize($info));
- $this->_closePackageFile($fp);
- if (isset($info['filelist']))
- {
- $this->_rebuildFileMap();
- }
- return true;
- }
-
- /**
- * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
- * @return bool
- * @access private
- */
- function _addPackage2($info)
- {
- if (! is_a($info, 'PEAR_PackageFile_v1') && ! is_a($info, 'PEAR_PackageFile_v2'))
- {
- return false;
- }
-
- if (! $info->validate())
- {
- if (class_exists('PEAR_Common'))
- {
- $ui = PEAR_Frontend :: singleton();
- if ($ui)
- {
- foreach ($info->getValidationWarnings() as $err)
- {
- $ui->log($err['message'], true);
- }
- }
- }
- return false;
- }
- $channel = $info->getChannel();
- $package = $info->getPackage();
- $save = $info;
- if ($this->_packageExists($package, $channel))
- {
- return false;
- }
- if (! $this->_channelExists($channel, true))
- {
- return false;
- }
- $info = $info->toArray(true);
- if (! $info)
- {
- return false;
- }
- $fp = $this->_openPackageFile($package, 'wb', $channel);
- if ($fp === null)
- {
- return false;
- }
- $info['_lastmodified'] = time();
- fwrite($fp, serialize($info));
- $this->_closePackageFile($fp);
- $this->_rebuildFileMap();
- return true;
- }
-
- /**
- * @param string Package name
- * @param array parsed package.xml 1.0
- * @param bool this parameter is only here for BC. Don't use it.
- * @access private
- */
- function _updatePackage($package, $info, $merge = true)
- {
- $oldinfo = $this->_packageInfo($package);
- if (empty($oldinfo))
- {
- return false;
- }
- $fp = $this->_openPackageFile($package, 'w');
- if ($fp === null)
- {
- return false;
- }
- if (is_object($info))
- {
- $info = $info->toArray();
- }
- $info['_lastmodified'] = time();
- $newinfo = $info;
- if ($merge)
- {
- $info = array_merge($oldinfo, $info);
- }
- else
- {
- $diff = $info;
- }
- fwrite($fp, serialize($info));
- $this->_closePackageFile($fp);
- if (isset($newinfo['filelist']))
- {
- $this->_rebuildFileMap();
- }
- return true;
- }
-
- /**
- * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
- * @return bool
- * @access private
- */
- function _updatePackage2($info)
- {
- if (! $this->_packageExists($info->getPackage(), $info->getChannel()))
- {
- return false;
- }
- $fp = $this->_openPackageFile($info->getPackage(), 'w', $info->getChannel());
- if ($fp === null)
- {
- return false;
- }
- $save = $info;
- $info = $save->getArray(true);
- $info['_lastmodified'] = time();
- fwrite($fp, serialize($info));
- $this->_closePackageFile($fp);
- $this->_rebuildFileMap();
- return true;
- }
-
- /**
- * @param string Package name
- * @param string Channel name
- * @return PEAR_PackageFile_v1|PEAR_PackageFile_v2|null
- * @access private
- */
- function &_getPackage($package, $channel = 'pear.php.net')
- {
- $info = $this->_packageInfo($package, null, $channel);
- if ($info === null)
- {
- return $info;
- }
- $a = $this->_config;
- if (! $a)
- {
- $this->_config = &new PEAR_Config();
- $this->_config->set('php_dir', $this->statedir);
- }
- if (! class_exists('PEAR_PackageFile'))
- {
- require_once 'PEAR/PackageFile.php';
- }
- $pkg = &new PEAR_PackageFile($this->_config);
- $pf = &$pkg->fromArray($info);
- return $pf;
- }
-
- /**
- * @param string channel name
- * @param bool whether to strictly retrieve channel names
- * @return PEAR_ChannelFile|PEAR_Error
- * @access private
- */
- function &_getChannel($channel, $noaliases = false)
- {
- $ch = false;
- if ($this->_channelExists($channel, $noaliases))
- {
- $chinfo = $this->_channelInfo($channel, $noaliases);
- if ($chinfo)
- {
- if (! class_exists('PEAR_ChannelFile'))
- {
- require_once 'PEAR/ChannelFile.php';
- }
- $ch = &PEAR_ChannelFile :: fromArrayWithErrors($chinfo);
- }
- }
- if ($ch)
- {
- if ($ch->validate())
- {
- return $ch;
- }
- foreach ($ch->getErrors(true) as $err)
- {
- $message = $err['message'] . "\n";
- }
- $ch = PEAR :: raiseError($message);
- return $ch;
- }
- if ($this->_getChannelFromAlias($channel) == 'pear.php.net')
- {
- // the registry is not properly set up, so use defaults
- if (! class_exists('PEAR_ChannelFile'))
- {
- require_once 'PEAR/ChannelFile.php';
- }
- $pear_channel = new PEAR_ChannelFile();
- $pear_channel->setName('pear.php.net');
- $pear_channel->setAlias('pear');
- $pear_channel->setSummary('PHP Extension and Application Repository');
- $pear_channel->setDefaultPEARProtocols();
- $pear_channel->setBaseURL('REST1.0', 'http://pear.php.net/rest/');
- $pear_channel->setBaseURL('REST1.1', 'http://pear.php.net/rest/');
- return $pear_channel;
- }
- if ($this->_getChannelFromAlias($channel) == 'pecl.php.net')
- {
- // the registry is not properly set up, so use defaults
- if (! class_exists('PEAR_ChannelFile'))
- {
- require_once 'PEAR/ChannelFile.php';
- }
- $…
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