| Current File : //proc/thread-self/root/opt/alt/php71/usr/share/pear/PEAR/Registry.php |
<?php
/**
* PEAR_Registry
*
* PHP versions 4 and 5
*
* @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 1997-2009 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 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 1997-2009 The Authors
* @license http://opensource.org/licenses/bsd-license.php New BSD License
* @version Release: 1.10.10
* @link http://pear.php.net/package/PEAR
* @since Class available since Release 1.4.0a1
*/
class PEAR_Registry extends PEAR
{
/**
* 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 false|PEAR_ChannelFile
*/
var $_docChannel;
/**
* @var PEAR_DependencyDB
*/
var $_dependencyDB;
/**
* @var PEAR_Config
*/
var $_config;
/**
* PEAR_Registry constructor.
*
* @param string (optional) PEAR install directory (for .php files)
* @param PEAR_ChannelFile PEAR_ChannelFile object representing the PEAR channel, if
* default values are not desired. Only used the very first time a PEAR
* repository is initialized
* @param PEAR_ChannelFile PEAR_ChannelFile object representing the PECL channel, if
* default values are not desired. Only used the very first time a PEAR
* repository is initialized
*
* @access public
*/
function __construct($pear_install_dir = PEAR_INSTALL_DIR, $pear_channel = false,
$pecl_channel = false, $pear_metadata_dir = '')
{
parent::__construct();
$this->setInstallDir($pear_install_dir, $pear_metadata_dir);
$this->_pearChannel = $pear_channel;
$this->_peclChannel = $pecl_channel;
$this->_config = false;
}
function setInstallDir($pear_install_dir = PEAR_INSTALL_DIR, $pear_metadata_dir = '')
{
$ds = DIRECTORY_SEPARATOR;
$this->install_dir = $pear_install_dir;
if (!$pear_metadata_dir) {
$pear_metadata_dir = $pear_install_dir;
}
$this->channelsdir = $pear_metadata_dir.$ds.'.channels';
$this->statedir = $pear_metadata_dir.$ds.'.registry';
$this->filemap = $pear_metadata_dir.$ds.'.filemap';
$this->lockfile = $pear_metadata_dir.$ds.'.lock';
}
function hasWriteAccess()
{
if (!file_exists($this->install_dir)) {
$dir = $this->install_dir;
while ($dir && $dir != '.') {
$olddir = $dir;
$dir = dirname($dir);
if ($dir != '.' && file_exists($dir)) {
if (is_writeable($dir)) {
return true;
}
return false;
}
if ($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'), $config->get('metadata_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 . $ds . 'doc.php.net.reg') ||
!file_exists($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->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/');
$pear_channel->setBaseURL('REST1.3', 'http://pear.php.net/rest/');
//$pear_channel->setBaseURL('REST1.4', 'http://pear.php.net/rest/');
} else {
$pear_channel->setServer('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->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->setServer('pecl.php.net');
$pecl_channel->setAlias('pecl');
}
$pecl_channel->validate();
$this->_addChannel($pecl_channel);
}
if (!file_exists($this->channelsdir . $ds . 'doc.php.net.reg')) {
$doc_channel = $this->_docChannel;
if (!is_a($doc_channel, 'PEAR_ChannelFile') || !$doc_channel->validate()) {
if (!class_exists('PEAR_ChannelFile')) {
require_once 'PEAR/ChannelFile.php';
}
$doc_channel = new PEAR_ChannelFile;
$doc_channel->setAlias('phpdocs');
$doc_channel->setServer('doc.php.net');
$doc_channel->setSummary('PHP Documentation Team');
$doc_channel->setDefaultPEARProtocols();
$doc_channel->setBaseURL('REST1.0', 'http://doc.php.net/rest/');
$doc_channel->setBaseURL('REST1.1', 'http://doc.php.net/rest/');
$doc_channel->setBaseURL('REST1.3', 'http://doc.php.net/rest/');
} else {
$doc_channel->setServer('doc.php.net');
$doc_channel->setAlias('doc');
}
$doc_channel->validate();
$this->_addChannel($doc_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->setDefaultPEARProtocols();
$private->setBaseURL('REST1.0', '****');
$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?
$file = OS_WINDOWS ? 'pear.ini' : '.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('metadata_dir', null, 'pear.php.net') .
DIRECTORY_SEPARATOR . '.depdb')) {
@unlink($this->_config->get('metadata_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);
}
}
$initializing = false;
}
}
}
/**
* PEAR_Registry destructor. Makes sure no locks are forgotten.
*
* @access private
*/
function _PEAR_Registry()
{
parent::_PEAR();
if (is_resource($this->lock_fp)) {
$this->_unlock();
}
}
/**
* Make sure the directory where we keep registry files exists.
*
* @return bool TRUE if directory exists, FALSE if it could not be
* created
*
* @access private
*/
function _assertStateDir($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 . $ds . 'doc.php.net.reg') ||
!file_exists($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 {
$this->_initializeDepDB();
}
return true;
}
/**
* Make sure the directory where we keep registry files exists for a non-standard channel.
*
* @param string channel name
* @return bool TRUE if directory exists, FALSE if it could not be
* created
*
* @access private
*/
function _assertChannelStateDir($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 '" . $channelDir .
"', already exists and is not a directory");
}
return true;
}
/**
* Make sure the directory where we keep registry files for channels exists
*
* @return bool TRUE if directory exists, FALSE if it could not be
* created
*
* @access private
*/
function _assertChannelDir()
{
if (!file_exists($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;
}
/**
* 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';
}
/**
* 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';
}
/**
* @param string
* @return string
*/
function _getChannelAliasFileName($alias)
{
return $this->channelsdir . DIRECTORY_SEPARATOR . '.alias' .
DIRECTORY_SEPARATOR . str_replace('/', '_', strtolower($alias)) . '.txt';
}
/**
* 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 == 'doc.php.net') {
return 'doc.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)));
}
return $channel;
}
/**
* Get the alias of a channel from its alias or its name
*/
function _getAlias($channel)
{
if (!$this->_channelExists($channel)) {
if ($channel == 'pear.php.net') {
return 'pear';
}
if ($channel == 'pecl.php.net') {
return 'pecl';
}
if ($channel == 'doc.php.net') {
return 'phpdocs';
}
return false;
}
$channel = $this->_getChannel($channel);
if (PEAR::isError($channel)) {
return $channel;
}
return $channel->getAlias();
}
/**
* Get the name of the file where data for a given package is stored.
*
* @param string channel name, or false if this is a PEAR package
* @param string package name
*
* @return string registry file name
*
* @access public
*/
function _channelDirectoryName($channel)
{
if (!$channel || $this->_getChannelFromAlias($channel) == 'pear.php.net') {
return $this->statedir;
}
$ch = $this->_getChannelFromAlias($channel);
if (!$ch) {
$ch = $channel;
}
return $this->statedir . DIRECTORY_SEPARATOR . strtolower('.channel.' .
str_replace('/', '_', $ch));
}
function _openPackageFile($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 $fp;
}
function _closePackageFile($fp)
{
fclose($fp);
}
function _openChannelFile($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 $fp;
}
function _closeChannelFile($fp)
{
fclose($fp);
}
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;
}
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();
$fsize = filesize($this->filemap);
fclose($fp);
$data = file_get_contents($this->filemap);
$tmp = unserialize($data);
if (!$tmp && $fsize > 7) {
return $this->raiseError('PEAR_Registry: invalid filemap data', PEAR_REGISTRY_ERROR_FORMAT, null, null, $data);
}
$this->filemap_cache = $tmp;
return true;
}
/**
* Lock the registry.
*
* @param integer lock mode, one of LOCK_EX, LOCK_SH or LOCK_UN.
* See flock manual for more information.
*
* @return bool TRUE on success, FALSE if locking failed, or a
* PEAR error if some other error occurs (such as the
* lock file not being writable).
*
* @access private
*/
function _lock($mode = LOCK_EX)
{
if (stristr(php_uname(), 'Windows 9')) {
return true;
}
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');
}
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;
}
function _unlock()
{
$ret = $this->_lock(LOCK_UN);
if (is_resource($this->lock_fp)) {
fclose($this->lock_fp);
}
$this->lock_fp = null;
return $ret;
}
function _packageExists($package, $channel = false)
{
return file_exists($this->_packageFileName($package, $channel));
}
/**
* Determine whether a channel exists in the registry
*
* @param string Channel name
* @param bool if true, then aliases will be ignored
* @return boolean
*/
function _channelExists($channel, $noaliases = false)
{
$a = file_exists($this->_channelFileName($channel, $noaliases));
if (!$a && $channel == 'pear.php.net') {
return true;
}
if (!$a && $channel == 'pecl.php.net') {
return true;
}
if (!$a && $channel == 'doc.php.net') {
return true;
}
return $a;
}
/**
* Determine whether a mirror exists within the default channel in the registry
*
* @param string Channel name
* @param string Mirror name
*
* @return boolean
*/
function _mirrorExists($channel, $mirror)
{
$data = $this->_channelInfo($channel);
if (!isset($data['servers']['mirror'])) {
return false;
}
foreach ($data['servers']['mirror'] as $m) {
if ($m['attribs']['host'] == $mirror) {
return true;
}
}
return false;
}
/**
* @param PEAR_ChannelFile Channel object
* @param donotuse
* @param string Last-Modified HTTP tag from remote request
* @return boolean|PEAR_Error True on creation, false if it already exists
*/
function _addChannel($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', 'doc.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 {
$info['_lastmodified'] = self::getSourceDateEpoch();
}
fwrite($fp, serialize($info));
fclose($fp);
return true;
}
/**
* 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($channel, 'PEAR_ChannelFile')) {
return false;
}
if (!$channel->validate()) {
return false;
}
$channel = $channel->getName();
}
if ($this->_getChannelFromAlias($channel) == '__uri') {
return false;
}
if ($this->_getChannelFromAlias($channel) == 'pecl.php.net') {
return false;
}
if ($this->_getChannelFromAlias($channel) == 'doc.php.net') {
return false;
}
if (!$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 $ret;
}
/**
* Determine whether a channel exists in the registry
* @param string Channel Alias
* @return boolean
*/
function _isChannelAlias($alias)
{
return file_exists($this->_getChannelAliasFileName($alias));
}
/**
* @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;
}
clearstatcache();
$this->_closePackageFile($fp);
$data = file_get_contents($this->_packageFileName($package, $channel));
$data = unserialize($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;
}
/**
* @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;
}
clearstatcache();
$this->_closeChannelFile($fp);
$data = file_get_contents($this->_channelFileName($channel));
$data = unserialize($data);
return $data;
}
function _listChannels()
{
$channellist = array();
if (!file_exists($this->channelsdir) || !is_dir($this->channelsdir)) {
return array('pear.php.net', 'pecl.php.net', 'doc.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('doc.php.net', $channellist)) {
$channellist[] = 'doc.php.net';
}
if (!in_array('__uri', $channellist)) {
$channellist[] = '__uri';
}
natsort($channellist);
return $channellist;
}
function _listPackages($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 $pkglist;
}
function _listChannelPackages($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;
}
$info['_lastmodified'] = self::getSourceDateEpoch();
fwrite($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;
}
$info['_lastmodified'] = self::getSourceDateEpoch();
fwrite($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'] = self::getSourceDateEpoch();
$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);
$info['_lastmodified'] = self::getSourceDateEpoch();
fwrite($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->setServer('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/');
$pear_channel->setBaseURL('REST1.3', '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';
}
$pear_channel = new PEAR_ChannelFile;
$pear_channel->setServer('pecl.php.net');
$pear_channel->setAlias('pecl');
$pear_channel->setSummary('PHP Extension Community Library');
$pear_channel->setDefaultPEARProtocols();
$pear_channel->setBaseURL('REST1.0', 'http://pecl.php.net/rest/');
$pear_channel->setBaseURL('REST1.1', 'http://pecl.php.net/rest/');
$pear_channel->setValidationPackage('PEAR_Validator_PECL', '1.0');
return $pear_channel;
}
if ($this->_getChannelFromAlias($channel) == 'doc.php.net') {
// the registry is not properly set up, so use defaults
if (!class_exists('PEAR_ChannelFile')) {
require_once 'PEAR/ChannelFile.php';
}
$doc_channel = new PEAR_ChannelFile;
$doc_channel->setServer('doc.php.net');
$doc_channel->setAlias('phpdocs');
$doc_channel->setSummary('PHP Documentation Team');
$doc_channel->setDefaultPEARProtocols();
$doc_channel->setBaseURL('REST1.0', 'http://doc.php.net/rest/');
$doc_channel->setBaseURL('REST1.1', 'http://doc.php.net/rest/');
$doc_channel->setBaseURL('REST1.3', 'http://doc.php.net/rest/');
return $doc_channel;
}
if ($this->_getChannelFromAlias($channel) == '__uri') {
// the registry is not properly set up, so use defaults
if (!class_exists('PEAR_ChannelFile')) {
require_once 'PEAR/ChannelFile.php';
}
$private = new PEAR_ChannelFile;
$private->setName('__uri');
$private->setDefaultPEARProtocols();
$private->setBaseURL('REST1.0', '****');
$private->setSummary('Pseudo-channel for static packages');
return $private;
}
return $ch;
}
/**
* @param string Package name
* @param string Channel name
* @return bool
*/
function packageExists($package, $channel = 'pear.php.net')
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_packageExists($package, $channel);
$this->_unlock();
return $ret;
}
// }}}
// {{{ channelExists()
/**
* @param string channel name
* @param bool if true, then aliases will be ignored
* @return bool
*/
function channelExists($channel, $noaliases = false)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_channelExists($channel, $noaliases);
$this->_unlock();
return $ret;
}
// }}}
/**
* @param string channel name mirror is in
* @param string mirror name
*
* @return bool
*/
function mirrorExists($channel, $mirror)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_mirrorExists($channel, $mirror);
$this->_unlock();
return $ret;
}
// {{{ isAlias()
/**
* Determines whether the parameter is an alias of a channel
* @param string
* @return bool
*/
function isAlias($alias)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_isChannelAlias($alias);
$this->_unlock();
return $ret;
}
// }}}
// {{{ packageInfo()
/**
* @param string|null
* @param string|null
* @param string
* @return array|null
*/
function packageInfo($package = null, $key = null, $channel = 'pear.php.net')
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_packageInfo($package, $key, $channel);
$this->_unlock();
return $ret;
}
// }}}
// {{{ channelInfo()
/**
* Retrieve a raw array of channel data.
*
* Do not use this, instead use {@link getChannel()} for normal
* operations. Array structure is undefined in this method
* @param string channel name
* @param bool whether to strictly retrieve information only on non-aliases
* @return array|null|PEAR_Error
*/
function channelInfo($channel = null, $noaliases = false)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_channelInfo($channel, $noaliases);
$this->_unlock();
return $ret;
}
// }}}
/**
* @param string
*/
function channelName($channel)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_getChannelFromAlias($channel);
$this->_unlock();
return $ret;
}
/**
* @param string
*/
function channelAlias($channel)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_getAlias($channel);
$this->_unlock();
return $ret;
}
// {{{ listPackages()
function listPackages($channel = false)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_listPackages($channel);
$this->_unlock();
return $ret;
}
// }}}
// {{{ listAllPackages()
function listAllPackages()
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_listAllPackages();
$this->_unlock();
return $ret;
}
// }}}
// {{{ listChannel()
function listChannels()
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_listChannels();
$this->_unlock();
return $ret;
}
// }}}
// {{{ addPackage()
/**
* Add an installed package to the registry
* @param string|PEAR_PackageFile_v1|PEAR_PackageFile_v2 package name or object
* that will be passed to {@link addPackage2()}
* @param array package info (parsed by PEAR_Common::infoFrom*() methods)
* @return bool success of saving
*/
function addPackage($package, $info)
{
if (is_object($info)) {
return $this->addPackage2($info);
}
if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
return $e;
}
$ret = $this->_addPackage($package, $info);
$this->_unlock();
if ($ret) {
if (!class_exists('PEAR_PackageFile_v1')) {
require_once 'PEAR/PackageFile/v1.php';
}
$pf = new PEAR_PackageFile_v1;
$pf->setConfig($this->_config);
$pf->fromArray($info);
$this->_dependencyDB->uninstallPackage($pf);
$this->_dependencyDB->installPackage($pf);
}
return $ret;
}
// }}}
// {{{ addPackage2()
function addPackage2($info)
{
if (!is_object($info)) {
return $this->addPackage($info['package'], $info);
}
if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
return $e;
}
$ret = $this->_addPackage2($info);
$this->_unlock();
if ($ret) {
$this->_dependencyDB->uninstallPackage($info);
$this->_dependencyDB->installPackage($info);
}
return $ret;
}
// }}}
// {{{ updateChannel()
/**
* For future expandibility purposes, separate this
* @param PEAR_ChannelFile
*/
function updateChannel($channel, $lastmodified = null)
{
if ($channel->getName() == '__uri') {
return false;
}
return $this->addChannel($channel, $lastmodified, true);
}
// }}}
// {{{ deleteChannel()
/**
* Deletion fails if there are any packages installed from the channel
* @param string|PEAR_ChannelFile channel name
* @return boolean|PEAR_Error True on deletion, false if it doesn't exist
*/
function deleteChannel($channel)
{
if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
return $e;
}
$ret = $this->_deleteChannel($channel);
$this->_unlock();
if ($ret && is_a($this->_config, 'PEAR_Config')) {
$this->_config->setChannels($this->listChannels());
}
return $ret;
}
// }}}
// {{{ addChannel()
/**
* @param PEAR_ChannelFile Channel object
* @param string Last-Modified header from HTTP for caching
* @return boolean|PEAR_Error True on creation, false if it already exists
*/
function addChannel($channel, $lastmodified = false, $update = false)
{
if (!is_a($channel, 'PEAR_ChannelFile') || !$channel->validate()) {
return false;
}
if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
return $e;
}
$ret = $this->_addChannel($channel, $update, $lastmodified);
$this->_unlock();
if (!$update && $ret && is_a($this->_config, 'PEAR_Config')) {
$this->_config->setChannels($this->listChannels());
}
return $ret;
}
// }}}
// {{{ deletePackage()
function deletePackage($package, $channel = 'pear.php.net')
{
if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
return $e;
}
$file = $this->_packageFileName($package, $channel);
$ret = file_exists($file) ? @unlink($file) : false;
$this->_rebuildFileMap();
$this->_unlock();
$p = array('channel' => $channel, 'package' => $package);
$this->_dependencyDB->uninstallPackage($p);
return $ret;
}
// }}}
// {{{ updatePackage()
function updatePackage($package, $info, $merge = true)
{
if (is_object($info)) {
return $this->updatePackage2($info, $merge);
}
if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
return $e;
}
$ret = $this->_updatePackage($package, $info, $merge);
$this->_unlock();
if ($ret) {
if (!class_exists('PEAR_PackageFile_v1')) {
require_once 'PEAR/PackageFile/v1.php';
}
$pf = new PEAR_PackageFile_v1;
$pf->setConfig($this->_config);
$pf->fromArray($this->packageInfo($package));
$this->_dependencyDB->uninstallPackage($pf);
$this->_dependencyDB->installPackage($pf);
}
return $ret;
}
// }}}
// {{{ updatePackage2()
function updatePackage2($info)
{
if (!is_object($info)) {
return $this->updatePackage($info['package'], $info, $merge);
}
if (!$info->validate(PEAR_VALIDATE_DOWNLOADING)) {
return false;
}
if (PEAR::isError($e = $this->_lock(LOCK_EX))) {
return $e;
}
$ret = $this->_updatePackage2($info);
$this->_unlock();
if ($ret) {
$this->_dependencyDB->uninstallPackage($info);
$this->_dependencyDB->installPackage($info);
}
return $ret;
}
// }}}
// {{{ getChannel()
/**
* @param string channel name
* @param bool whether to strictly return raw channels (no aliases)
* @return PEAR_ChannelFile|PEAR_Error
*/
function getChannel($channel, $noaliases = false)
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$ret = $this->_getChannel($channel, $noaliases);
$this->_unlock();
if (!$ret) {
return PEAR::raiseError('Unknown channel: ' . $channel);
}
return $ret;
}
// }}}
// {{{ getPackage()
/**
* @param string package name
* @param string channel name
* @return PEAR_PackageFile_v1|PEAR_PackageFile_v2|null
*/
function &getPackage($package, $channel = 'pear.php.net')
{
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$pf = &$this->_getPackage($package, $channel);
$this->_unlock();
return $pf;
}
// }}}
/**
* Get PEAR_PackageFile_v[1/2] objects representing the contents of
* a dependency group that are installed.
*
* This is used at uninstall-time
* @param array
* @return array|false
*/
function getInstalledGroup($group)
{
$ret = array();
if (isset($group['package'])) {
if (!isset($group['package'][0])) {
$group['package'] = array($group['package']);
}
foreach ($group['package'] as $package) {
$depchannel = isset($package['channel']) ? $package['channel'] : '__uri';
$p = &$this->getPackage($package['name'], $depchannel);
if ($p) {
$save = &$p;
$ret[] = &$save;
}
}
}
if (isset($group['subpackage'])) {
if (!isset($group['subpackage'][0])) {
$group['subpackage'] = array($group['subpackage']);
}
foreach ($group['subpackage'] as $package) {
$depchannel = isset($package['channel']) ? $package['channel'] : '__uri';
$p = &$this->getPackage($package['name'], $depchannel);
if ($p) {
$save = &$p;
$ret[] = &$save;
}
}
}
if (!count($ret)) {
return false;
}
return $ret;
}
// {{{ getChannelValidator()
/**
* @param string channel name
* @return PEAR_Validate|false
*/
function &getChannelValidator($channel)
{
$chan = $this->getChannel($channel);
if (PEAR::isError($chan)) {
return $chan;
}
$val = $chan->getValidationObject();
return $val;
}
// }}}
// {{{ getChannels()
/**
* @param string channel name
* @return array an array of PEAR_ChannelFile objects representing every installed channel
*/
function &getChannels()
{
$ret = array();
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
foreach ($this->_listChannels() as $channel) {
$e = &$this->_getChannel($channel);
if (!$e || PEAR::isError($e)) {
continue;
}
$ret[] = $e;
}
$this->_unlock();
return $ret;
}
// }}}
// {{{ checkFileMap()
/**
* Test whether a file or set of files belongs to a package.
*
* If an array is passed in
* @param string|array file path, absolute or relative to the pear
* install dir
* @param string|array name of PEAR package or array('package' => name, 'channel' =>
* channel) of a package that will be ignored
* @param string API version - 1.1 will exclude any files belonging to a package
* @param array private recursion variable
* @return array|false which package and channel the file belongs to, or an empty
* string if the file does not belong to an installed package,
* or belongs to the second parameter's package
*/
function checkFileMap($path, $package = false, $api = '1.0', $attrs = false)
{
if (is_array($path)) {
static $notempty;
if (empty($notempty)) {
if (!class_exists('PEAR_Installer_Role')) {
require_once 'PEAR/Installer/Role.php';
}
$notempty = function($a) { return !empty($a); };
}
$package = is_array($package) ? array(strtolower($package[0]), strtolower($package[1]))
: strtolower($package);
$pkgs = array();
foreach ($path as $name => $attrs) {
if (is_array($attrs)) {
if (isset($attrs['install-as'])) {
$name = $attrs['install-as'];
}
if (!in_array($attrs['role'], PEAR_Installer_Role::getInstallableRoles())) {
// these are not installed
continue;
}
if (!in_array($attrs['role'], PEAR_Installer_Role::getBaseinstallRoles())) {
$attrs['baseinstalldir'] = is_array($package) ? $package[1] : $package;
}
if (isset($attrs['baseinstalldir'])) {
$name = $attrs['baseinstalldir'] . DIRECTORY_SEPARATOR . $name;
}
}
$pkgs[$name] = $this->checkFileMap($name, $package, $api, $attrs);
if (PEAR::isError($pkgs[$name])) {
return $pkgs[$name];
}
}
return array_filter($pkgs, $notempty);
}
if (empty($this->filemap_cache)) {
if (PEAR::isError($e = $this->_lock(LOCK_SH))) {
return $e;
}
$err = $this->_readFileMap();
$this->_unlock();
if (PEAR::isError($err)) {
return $err;
}
}
if (!$attrs) {
$attrs = array('role' => 'php'); // any old call would be for PHP role only
}
if (isset($this->filemap_cache[$attrs['role']][$path])) {
if ($api >= '1.1' && $this->filemap_cache[$attrs['role']][$path] == $package) {
return false;
}
return $this->filemap_cache[$attrs['role']][$path];
}
$l = strlen($this->install_dir);
if (substr($path, 0, $l) == $this->install_dir) {
$path = preg_replace('!^'.DIRECTORY_SEPARATOR.'+!', '', substr($path, $l));
}
if (isset($this->filemap_cache[$attrs['role']][$path])) {
if ($api >= '1.1' && $this->filemap_cache[$attrs['role']][$path] == $package) {
return false;
}
return $this->filemap_cache[$attrs['role']][$path];
}
return false;
}
// }}}
// {{{ flush()
/**
* Force a reload of the filemap
* @since 1.5.0RC3
*/
function flushFileMap()
{
$this->filemap_cache = null;
clearstatcache(); // ensure that the next read gets the full, current filemap
}
// }}}
// {{{ apiVersion()
/**
* Get the expected API version. Channels API is version 1.1, as it is backwards
* compatible with 1.0
* @return string
*/
function apiVersion()
{
return '1.1';
}
// }}}
/**
* Parse a package name, or validate a parsed package name array
* @param string|array pass in an array of format
* array(
* 'package' => 'pname',
* ['channel' => 'channame',]
* ['version' => 'version',]
* ['state' => 'state',]
* ['group' => 'groupname'])
* or a string of format
* [channel://][channame/]pname[-version|-state][/group=groupname]
* @return array|PEAR_Error
*/
function parsePackageName($param, $defaultchannel = 'pear.php.net')
{
$saveparam = $param;
if (is_array($param)) {
// convert to string for error messages
$saveparam = $this->parsedPackageNameToString($param);
// process the array
if (!isset($param['package'])) {
return PEAR::raiseError('parsePackageName(): array $param ' .
'must contain a valid package name in index "param"',
'package', null, null, $param);
}
if (!isset($param['uri'])) {
if (!isset($param['channel'])) {
$param['channel'] = $defaultchannel;
}
} else {
$param['channel'] = '__uri';
}
} else {
$components = @parse_url((string) $param);
if (isset($components['scheme'])) {
if ($components['scheme'] == 'http') {
// uri package
$param = array('uri' => $param, 'channel' => '__uri');
} elseif($components['scheme'] != 'channel') {
return PEAR::raiseError('parsePackageName(): only channel:// uris may ' .
'be downloaded, not "' . $param . '"', 'invalid', null, null, $param);
}
}
if (!isset($components['path'])) {
return PEAR::raiseError('parsePackageName(): array $param ' .
'must contain a valid package name in "' . $param . '"',
'package', null, null, $param);
}
if (isset($components['host'])) {
// remove the leading "/"
$components['path'] = substr($components['path'], 1);
}
if (!isset($components['scheme'])) {
if (strpos($components['path'], '/') !== false) {
if ($components['path'][0] == '/') {
return PEAR::raiseError('parsePackageName(): this is not ' .
'a package name, it begins with "/" in "' . $param . '"',
'invalid', null, null, $param);
}
$parts = explode('/', $components['path']);
$components['host'] = array_shift($parts);
if (count($parts) > 1) {
$components['path'] = array_pop($parts);
$components['host'] .= '/' . implode('/', $parts);
} else {
$components['path'] = implode('/', $parts);
}
} else {
$components['host'] = $defaultchannel;
}
} else {
if (strpos($components['path'], '/')) {
$parts = explode('/', $components['path']);
$components['path'] = array_pop($parts);
$components['host'] .= '/' . implode('/', $parts);
}
}
if (is_array($param)) {
$param['package'] = $components['path'];
} else {
$param = array(
'package' => $components['path']
);
if (isset($components['host'])) {
$param['channel'] = $components['host'];
}
}
if (isset($components['fragment'])) {
$param['group'] = $components['fragment'];
}
if (isset($components['user'])) {
$param['user'] = $components['user'];
}
if (isset($components['pass'])) {
$param['pass'] = $components['pass'];
}
if (isset($components['query'])) {
parse_str($components['query'], $param['opts']);
}
// check for extension
$pathinfo = pathinfo($param['package']);
if (isset($pathinfo['extension']) &&
in_array(strtolower($pathinfo['extension']), array('tgz', 'tar'))) {
$param['extension'] = $pathinfo['extension'];
$param['package'] = substr($pathinfo['basename'], 0,
strlen($pathinfo['basename']) - 4);
}
// check for version
if (strpos($param['package'], '-')) {
$test = explode('-', $param['package']);
if (count($test) != 2) {
return PEAR::raiseError('parsePackageName(): only one version/state ' .
'delimiter "-" is allowed in "' . $saveparam . '"',
'version', null, null, $param);
}
list($param['package'], $param['version']) = $test;
}
}
// validation
$info = $this->channelExists($param['channel']);
if (PEAR::isError($info)) {
return $info;
}
if (!$info) {
return PEAR::raiseError('unknown channel "' . $param['channel'] .
'" in "' . $saveparam . '"', 'channel', null, null, $param);
}
$chan = $this->getChannel($param['channel']);
if (PEAR::isError($chan)) {
return $chan;
}
if (!$chan) {
return PEAR::raiseError("Exception: corrupt registry, could not " .
"retrieve channel " . $param['channel'] . " information",
'registry', null, null, $param);
}
$param['channel'] = $chan->getName();
$validate = $chan->getValidationObject();
$vpackage = $chan->getValidationPackage();
// validate package name
if (!$validate->validPackageName($param['package'], $vpackage['_content'])) {
return PEAR::raiseError('parsePackageName(): invalid package name "' .
$param['package'] . '" in "' . $saveparam . '"',
'package', null, null, $param);
}
if (isset($param['group'])) {
if (!PEAR_Validate::validGroupName($param['group'])) {
return PEAR::raiseError('parsePackageName(): dependency group "' . $param['group'] .
'" is not a valid group name in "' . $saveparam . '"', 'group', null, null,
$param);
}
}
if (isset($param['state'])) {
if (!in_array(strtolower($param['state']), $validate->getValidStates())) {
return PEAR::raiseError('parsePackageName(): state "' . $param['state']
. '" is not a valid state in "' . $saveparam . '"',
'state', null, null, $param);
}
}
if (isset($param['version'])) {
if (isset($param['state'])) {
return PEAR::raiseError('parsePackageName(): cannot contain both ' .
'a version and a stability (state) in "' . $saveparam . '"',
'version/state', null, null, $param);
}
// check whether version is actually a state
if (in_array(strtolower($param['version']), $validate->getValidStates())) {
$param['state'] = strtolower($param['version']);
unset($param['version']);
} else {
if (!$validate->validVersion($param['version'])) {
return PEAR::raiseError('parsePackageName(): "' . $param['version'] .
'" is neither a valid version nor a valid state in "' .
$saveparam . '"', 'version/state', null, null, $param);
}
}
}
return $param;
}
/**
* @param array
* @return string
*/
function parsedPackageNameToString($parsed, $brief = false)
{
if (is_string($parsed)) {
return $parsed;
}
if (is_object($parsed)) {
$p = $parsed;
$parsed = array(
'package' => $p->getPackage(),
'channel' => $p->getChannel(),
'version' => $p->getVersion(),
);
}
if (isset($parsed['uri'])) {
return $parsed['uri'];
}
if ($brief) {
if ($channel = $this->channelAlias($parsed['channel'])) {
return $channel . '/' . $parsed['package'];
}
}
$upass = '';
if (isset($parsed['user'])) {
$upass = $parsed['user'];
if (isset($parsed['pass'])) {
$upass .= ':' . $parsed['pass'];
}
$upass = "$upass@";
}
$ret = 'channel://' . $upass . $parsed['channel'] . '/' . $parsed['package'];
if (isset($parsed['version']) || isset($parsed['state'])) {
$ver = isset($parsed['version']) ? $parsed['version'] : '';
$ver .= isset($parsed['state']) ? $parsed['state'] : '';
$ret .= '-' . $ver;
}
if (isset($parsed['extension'])) {
$ret .= '.' . $parsed['extension'];
}
if (isset($parsed['opts'])) {
$ret .= '?';
foreach ($parsed['opts'] as $name => $value) {
$parsed['opts'][$name] = "$name=$value";
}
$ret .= implode('&', $parsed['opts']);
}
if (isset($parsed['group'])) {
$ret .= '#' . $parsed['group'];
}
return $ret;
}
}