php-src/pear/PEAR/Installer.php
Tomas V.V.Cox 2ed7358250 Hopefully fixed a couple of problems with destination paths:
- Bug #17529
- In Windows getting <pear>\/\<file>
- Documentation under <doc_dir>/Package/Package/

# Please test it and report possible problem
2002-06-08 17:34:46 +00:00

591 lines
20 KiB
PHP

<?php
//
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2002 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Stig Bakken <ssb@fast.no> |
// | Tomas V.V.Cox <cox@idecnet.com> |
// +----------------------------------------------------------------------+
//
// $Id$
require_once 'PEAR/Common.php';
require_once 'PEAR/Registry.php';
require_once 'PEAR/Dependency.php';
define('PEAR_INSTALLER_OK', 1);
define('PEAR_INSTALLER_FAILED', 0);
define('PEAR_INSTALLER_SKIPPED', -1);
/**
* Administration class used to install PEAR packages and maintain the
* installed package database.
*
* TODO:
* - Check dependencies break on package uninstall (when no force given)
*
* @since PHP 4.0.2
* @author Stig Bakken <ssb@fast.no>
*/
class PEAR_Installer extends PEAR_Common
{
// {{{ properties
/** name of the package directory, for example Foo-1.0
* @var string
*/
var $pkgdir;
/** directory where PHP code files go
* @var string
*/
var $phpdir;
/** directory where PHP extension files go
* @var string
*/
var $extdir;
/** directory where documentation goes
* @var string
*/
var $docdir;
/** directory where the package wants to put files, relative
* to one of the previous dirs
* @var string
*/
var $destdir = '';
/** debug level
* @var int
*/
var $debug = 1;
/** temporary directory
* @var string
*/
var $tmpdir;
/** PEAR_Registry object used by the installer
* @var object
*/
var $registry;
// }}}
// {{{ constructor
/**
* PEAR_Installer constructor.
*
* @param object $ui user interface object (instance of PEAR_Frontend_*)
*
* @access public
*/
function PEAR_Installer(&$ui)
{
$this->PEAR_Common();
$this->setFrontendObject($ui);
$this->debug = $this->config->get('verbose');
$this->registry = &new PEAR_Registry($this->config->get('php_dir'));
}
// }}}
// {{{ _deletePackageFiles()
/**
* Delete a package's installed files, remove empty directories.
*
* @param string $package package name
*
* @return bool TRUE on success, or a PEAR error on failure
*
* @access private
*/
function _deletePackageFiles($package)
{
if (!strlen($package)) {
return $this->raiseError("No package to uninstall given");
}
$filelist = $this->registry->packageInfo($package, 'filelist');
if ($filelist == null) {
return $this->raiseError("$package not installed");
}
foreach ($filelist as $file => $props) {
if (empty($props['installed_as'])) {
continue;
}
$path = $props['installed_as'];
if (!@unlink($path)) {
$this->log(2, "unable to delete: $path");
} else {
$this->log(2, "deleted file $path");
// Delete package directory if it's empty
if (@rmdir(dirname($path))) {
$this->log(3, "+ rmdir $path");
}
}
}
return true;
}
// }}}
// {{{ _installFile()
function _installFile($file, $atts, $tmp_path)
{
static $os;
if (isset($atts['platform'])) {
if (empty($os)) {
include_once "OS/Guess.php";
$os = new OS_Guess();
}
// return if this file is meant for another platform
if (!$os->matchSignature($atts['platform'])) {
$this->log(2, "skipped $file (meant for $atts[platform], we are ".$os->getSignature().")");
return PEAR_INSTALLER_SKIPPED;
}
}
switch ($atts['role']) {
case 'doc':
case 'data':
case 'test':
$dest_dir = $this->config->get($atts['role'] . '_dir') .
DIRECTORY_SEPARATOR . $this->pkginfo['package'];
unset($atts['baseinstalldir']);
break;
case 'ext':
case 'php':
$dest_dir = $this->config->get($atts['role'] . '_dir');
break;
case 'script':
$dest_dir = $this->config->get('bin_dir');
break;
case 'src':
case 'extsrc':
$this->source_files++;
return;
default:
break;
}
if (!empty($atts['baseinstalldir'])) {
$dest_dir .= DIRECTORY_SEPARATOR . $atts['baseinstalldir'];
}
if (dirname($file) != '.' && empty($atts['install-as'])) {
$dest_dir .= DIRECTORY_SEPARATOR . dirname($file);
}
if (empty($atts['install-as'])) {
$dest_file = $dest_dir . DIRECTORY_SEPARATOR . basename($file);
} else {
$dest_file = $dest_dir . DIRECTORY_SEPARATOR . $atts['install-as'];
}
$ds2 = str_repeat(DIRECTORY_SEPARATOR, 2);
$dest_file = preg_replace(array('!\\\\!', '!/!', "!$ds2+!"),
DIRECTORY_SEPARATOR,
$dest_file);
$dest_dir = dirname($dest_file);
if (!@is_dir($dest_dir)) {
if (!$this->mkDirHier($dest_dir)) {
return $this->raiseError("failed to mkdir $dest_dir",
PEAR_INSTALLER_FAILED);
}
$this->log(3, "+ mkdir $dest_dir");
}
$orig_file = $tmp_path . DIRECTORY_SEPARATOR . $file;
if (empty($atts['replacements'])) {
if (!@copy($orig_file, $dest_file)) {
return $this->raiseError("failed to copy $orig_file to $dest_file",
PEAR_INSTALLER_FAILED);
}
$this->log(3, "+ cp $orig_file $dest_file");
} else {
$fp = fopen($orig_file, "r");
$contents = fread($fp, filesize($orig_file));
fclose($fp);
$subst_from = $subst_to = array();
foreach ($atts['replacements'] as $a) {
$to = '';
if ($a['type'] == 'php-const') {
if (preg_match('/^[a-z0-9_]+$/i', $a['to'])) {
eval("\$to = $a[to];");
} else {
$this->log(0, "invalid php-const replacement: $a[to]");
continue;
}
} elseif ($a['type'] == 'pear-config') {
$to = $this->config->get($a['to']);
} elseif ($a['type'] == 'package-info') {
$to = $this->pkginfo[$a['to']];
}
if ($to) {
$subst_from[] = $a['from'];
$subst_to[] = $to;
}
}
$this->log(2, "doing ".sizeof($subst_from)." substitution(s) for $dest_file");
if (sizeof($subst_from)) {
$contents = str_replace($subst_from, $subst_to, $contents);
}
$wp = @fopen($dest_file, "w");
if (!is_resource($wp)) {
return $this->raiseError("failed to create $dest_file",
PEAR_INSTALLER_FAILED);
}
fwrite($wp, $contents);
fclose($wp);
}
if (!OS_WINDOWS) {
if ($atts['role'] == 'script') {
$mode = 0777 & ~(int)octdec($this->config->get('umask'));
$this->log(3, "+ chmod +x $dest_file");
} else {
$mode = 0666 & ~(int)octdec($this->config->get('umask'));
}
if (!@chmod($dest_file, $mode)) {
$this->log(0, "failed to change mode of $dest_file");
}
}
// Store the full path where the file was installed for easy unistall
$this->pkginfo['filelist'][$file]['installed_as'] = $dest_file;
$this->log(2, "installed file $dest_file");
return PEAR_INSTALLER_OK;
}
// }}}
// {{{ getPackageDownloadUrl()
function getPackageDownloadUrl($package)
{
if ($this === null || $this->config === null) {
$package = "http://pear.php.net/get/$package";
} else {
$package = "http://" . $this->config->get('master_server') .
"/get/$package";
}
if (!extension_loaded("zlib")) {
$package .= '?uncompress=yes';
}
return $package;
}
// }}}
// {{{ install()
/**
* Installs the files within the package file specified.
*
* @param $pkgfile path to the package file
*
* @return array package info if successful, null if not
*/
function install($pkgfile, $options = array())
{
// recognized options:
// - register-only : update registry but don't install files
// - upgrade : upgrade existing install
// - soft : fail silently
//
$need_download = false;
// ==> XXX should be removed later on
$flag_old_format = false;
if (preg_match('#^(http|ftp)://#', $pkgfile)) {
$need_download = true;
} elseif (!@is_file($pkgfile)) {
if ($this->validPackageName($pkgfile)) {
if ($this->registry->packageExists($pkgfile) && empty($options['upgrade'])) {
return $this->raiseError("$pkgfile already installed");
}
$pkgfile = $this->getPackageDownloadUrl($pkgfile);
$need_download = true;
} else {
if (strlen($pkgfile)) {
return $this->raiseError("Could not open the package file: $pkgfile");
} else {
return $this->raiseError("No package file given");
}
}
}
// Download package -----------------------------------------------
if ($need_download) {
$downloaddir = $this->config->get('download_dir');
if (empty($downloaddir)) {
if (PEAR::isError($downloaddir = $this->mkTempDir())) {
return $downloaddir;
}
$this->log(2, '+ tmp dir created at ' . $downloaddir);
}
$callback = $this->ui ? array(&$this, '_downloadCallback') : null;
$file = $this->downloadHttp($pkgfile, $this->ui, $downloaddir, $callback);
if (PEAR::isError($file)) {
return $this->raiseError($file);
}
$pkgfile = $file;
}
if (substr($pkgfile, -4) == '.xml') {
$descfile = $pkgfile;
} else {
// Decompress pack in tmp dir -------------------------------------
// To allow relative package file names
$oldcwd = getcwd();
if (@chdir(dirname($pkgfile))) {
$pkgfile = getcwd() . DIRECTORY_SEPARATOR . basename($pkgfile);
chdir($oldcwd);
}
if (PEAR::isError($tmpdir = $this->mkTempDir())) {
return $tmpdir;
}
$this->log(2, '+ tmp dir created at ' . $tmpdir);
$tar = new Archive_Tar($pkgfile);
if (!@$tar->extract($tmpdir)) {
return $this->raiseError("unable to unpack $pkgfile");
}
// ----- Look for existing package file
$descfile = $tmpdir . DIRECTORY_SEPARATOR . 'package.xml';
if (!is_file($descfile)) {
// ----- Look for old package archive format
// In this format the package.xml file was inside the
// Package-n.n directory
$dp = opendir($tmpdir);
do {
$pkgdir = readdir($dp);
} while ($pkgdir{0} == '.');
$descfile = $tmpdir . DIRECTORY_SEPARATOR . $pkgdir . DIRECTORY_SEPARATOR . 'package.xml';
$flag_old_format = true;
$this->log(0, "warning : you are using an archive with an old format");
}
// <== XXX This part should be removed later on
}
if (!is_file($descfile)) {
return $this->raiseError("no package.xml file after extracting the archive");
}
// Parse xml file -----------------------------------------------
$pkginfo = $this->infoFromDescriptionFile($descfile);
if (PEAR::isError($pkginfo)) {
return $pkginfo;
}
$pkgname = $pkginfo['package'];
// Check dependencies -------------------------------------------
if (isset($pkginfo['release_deps']) && !isset($options['nodeps'])) {
$error = $this->checkDeps($pkginfo);
if ($error) {
if (empty($options['soft'])) {
$this->log(0, $error);
}
return $this->raiseError("$pkgname: dependencies failed");
}
}
if (empty($options['upgrade'])) {
// checks to do only when installing new packages
if (empty($options['force']) && $this->registry->packageExists($pkgname)) {
return $this->raiseError("$pkgname already installed");
}
} else {
// check to do only when upgrading packages
if (!$this->registry->packageExists($pkgname)) {
return $this->raiseError("$pkgname not installed");
}
$v1 = $this->registry->packageInfo($pkgname, 'version');
$v2 = $pkginfo['version'];
$cmp = version_compare($v1, $v2, 'gt');
if (empty($options['force']) && !version_compare($v2, $v1, 'gt')) {
return $this->raiseError("upgrade to a newer version ($v2 is not newer than $v1)");
}
if (empty($options['register-only'])) {
// when upgrading, remove old release's files first:
if (PEAR::isError($err = $this->_deletePackageFiles($pkgname))) {
return $this->raiseError($err);
}
}
}
// Copy files to dest dir ---------------------------------------
// info from the package it self we want to access from _installFile
$this->pkginfo = &$pkginfo;
// used to determine whether we should build any C code
$this->source_files = 0;
if (empty($options['register-only'])) {
if (!is_dir($this->config->get('php_dir'))) {
return $this->raiseError("no script destination directory\n",
null, PEAR_ERROR_DIE);
}
// don't want strange characters
$pkgname = ereg_replace ('[^a-zA-Z0-9._]', '_', $pkginfo['package']);
$pkgversion = ereg_replace ('[^a-zA-Z0-9._\-]', '_', $pkginfo['version']);
$tmp_path = dirname($descfile);
if (substr($pkgfile, -4) != '.xml') {
$tmp_path .= DIRECTORY_SEPARATOR . $pkgname . '-' . $pkgversion;
}
// ==> XXX This part should be removed later on
if ($flag_old_format) {
$tmp_path = dirname($descfile);
}
// <== XXX This part should be removed later on
foreach ($pkginfo['filelist'] as $file => $atts) {
$this->expectError(PEAR_INSTALLER_FAILED);
$res = $this->_installFile($file, $atts, $tmp_path);
$this->popExpect();
if (PEAR::isError($res)) {
if (empty($options['force'])) {
return $this->raiseError($res);
} else {
$this->log(0, "Warning: " . $res->getMessage());
}
}
if ($res != PEAR_INSTALLER_OK) {
// Do not register files that were not installed
unset($pkginfo['filelist'][$file]);
}
}
if ($this->source_files > 0 && empty($options['nobuild'])) {
$this->log(1, "$this->source_files source files, building");
$bob = &new PEAR_Builder($this->ui);
$bob->debug = $this->debug;
$built = $bob->build($descfile, array(&$this, '_buildCallback'));
if (PEAR::isError($built)) {
return $built;
}
foreach ($built as $ext) {
$bn = basename($ext['file']);
$this->log(2, "installing $bn");
$dest = $this->config->get('ext_dir') .
DIRECTORY_SEPARATOR . $bn;
$this->log(3, "+ cp $ext[file] ext_dir");
if (!@copy($ext['file'], $dest)) {
return $this->raiseError("failed to copy $bn to $dest");
}
$pkginfo['filelist'][$bn] = array(
'role' => 'ext',
'installed_as' => $dest,
'php_api' => $ext['php_api'],
'zend_mod_api' => $ext['zend_mod_api'],
'zend_ext_api' => $ext['zend_ext_api'],
);
}
}
}
// Register that the package is installed -----------------------
if (empty($options['upgrade'])) {
// if 'force' is used, replace the info in registry
if (!empty($options['force']) && $this->registry->packageExists($pkgname)) {
$this->registry->deletePackage($pkgname);
}
$ret = $this->registry->addPackage($pkgname, $pkginfo);
} else {
$ret = $this->registry->updatePackage($pkgname, $pkginfo, false);
}
if (!$ret) {
return null;
}
return $pkginfo;
}
// }}}
// {{{ uninstall()
function uninstall($package)
{
if (empty($this->registry)) {
$this->registry = new PEAR_Registry($this->config->get('php_dir'));
}
// Delete the files
if (PEAR::isError($err = $this->_deletePackageFiles($package))) {
return $this->raiseError($err);
}
// Register that the package is no longer installed
return $this->registry->deletePackage($package);
}
// }}}
// {{{ checkDeps()
function checkDeps(&$pkginfo)
{
$deps = &new PEAR_Dependency($this->registry);
$errors = null;
if (is_array($pkginfo['release_deps'])) {
foreach($pkginfo['release_deps'] as $dep) {
if ($error = $deps->callCheckMethod($dep)) {
$errors .= "\n$error";
}
}
if ($errors) {
return $errors;
}
}
return false;
}
// }}}
// {{{ _downloadCallback()
function _downloadCallback($msg, $params = null)
{
switch ($msg) {
case 'saveas':
$this->log(1, "downloading $params ...");
break;
case 'done':
$this->log(1, '...done: ' . number_format($params, 0, '', ',') . ' bytes');
break;
}
if (method_exists($this->ui, '_downloadCallback'))
$this->ui->_downloadCallback($msg, $params);
}
// }}}
// {{{ _buildCallback()
function _buildCallback($what, $data)
{
switch ($what) {
}
if (($what == 'cmdoutput' && $this->debug > 1) ||
($what == 'output' && $this->debug > 0)) {
$this->ui->outputData(rtrim($data), 'build');
}
}
// }}}
}
?>