php-src/pear/PEAR/Common.php

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<?php
//
// +----------------------------------------------------------------------+
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// | PHP Version 4 |
// +----------------------------------------------------------------------+
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// | 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.php';
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require_once 'Archive/Tar.php';
require_once 'System.php';
require_once 'PEAR/Config.php';
// {{{ constants and globals
define('PEAR_COMMON_PACKAGE_NAME_PREG', '/^([A-Z][a-zA-Z0-9_]+|[a-z][a-z0-9_]+)$/');
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/**
* List of temporary files and directories registered by
* PEAR_Common::addTempFile().
* @var array
*/
$GLOBALS['_PEAR_Common_tempfiles'] = array();
/**
* Valid maintainer roles
* @var array
*/
$GLOBALS['_PEAR_Common_maintainer_roles'] = array('lead','developer','contributor','helper');
/**
* Valid release states
* @var array
*/
$GLOBALS['_PEAR_Common_release_states'] = array('alpha','beta','stable','snapshot','devel');
/**
* Valid dependency types
* @var array
*/
$GLOBALS['_PEAR_Common_dependency_types'] = array('pkg','ext','php','prog','ldlib','rtlib','os','websrv','sapi');
/**
* Valid dependency relations
* @var array
*/
$GLOBALS['_PEAR_Common_dependency_relations'] = array('has','eq','lt','le','gt','ge');
/**
* Valid file roles
* @var array
*/
$GLOBALS['_PEAR_Common_file_roles'] = array('php','ext','test','doc','data','src','script');
/**
* Valid replacement types
* @var array
*/
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$GLOBALS['_PEAR_Common_replacement_types'] = array('php-const', 'pear-config', 'package-info');
/**
* Valid "provide" types
* @var array
*/
$GLOBALS['_PEAR_Common_provide_types'] = array('ext', 'prog', 'class', 'function', 'feature', 'api');
/**
* Valid "provide" types
* @var array
*/
$GLOBALS['_PEAR_Common_script_phases'] = array('pre-install', 'post-install', 'pre-uninstall', 'post-uninstall', 'pre-build', 'post-build', 'pre-configure', 'post-configure', 'pre-setup', 'post-setup');
// }}}
/**
* Class providing common functionality for PEAR adminsitration classes.
*/
class PEAR_Common extends PEAR
{
// {{{ properties
/** stack of elements, gives some sort of XML context */
var $element_stack = array();
/** name of currently parsed XML element */
var $current_element;
/** array of attributes of the currently parsed XML element */
var $current_attributes = array();
/** assoc with information about a package */
var $pkginfo = array();
/**
* User Interface object (PEAR_Frontend_* class). If null,
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* the log() method uses print.
* @var object
*/
var $ui = null;
/**
* Configuration object (PEAR_Config).
* @var object
*/
var $config = null;
var $current_path = null;
// }}}
// {{{ constructor
/**
* PEAR_Common constructor
*
* @access public
*/
function PEAR_Common()
{
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parent::PEAR();
$this->config = &PEAR_Config::singleton();
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$this->debug = $this->config->get('verbose');
}
// }}}
// {{{ destructor
/**
* PEAR_Common destructor
*
* @access private
*/
function _PEAR_Common()
{
// doesn't work due to bug #14744
//$tempfiles = $this->_tempfiles;
$tempfiles =& $GLOBALS['_PEAR_Common_tempfiles'];
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while ($file = array_shift($tempfiles)) {
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if (@is_dir($file)) {
System::rm("-rf $file");
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} elseif (file_exists($file)) {
unlink($file);
}
}
}
// }}}
// {{{ addTempFile()
/**
* Register a temporary file or directory. When the destructor is
* executed, all registered temporary files and directories are
* removed.
*
* @param string $file name of file or directory
*
* @return void
*
* @access public
*/
function addTempFile($file)
{
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$GLOBALS['_PEAR_Common_tempfiles'][] = $file;
}
// }}}
// {{{ mkDirHier()
/**
* Wrapper to System::mkDir(), creates a directory as well as
* any necessary parent directories.
*
* @param string $dir directory name
*
* @return bool TRUE on success, or a PEAR error
*
* @access public
*/
function mkDirHier($dir)
{
$this->log(2, "+ create dir $dir");
return System::mkDir("-p $dir");
}
// }}}
// {{{ log()
/**
* Logging method.
*
* @param int $level log level (0 is quiet, higher is noisier)
* @param string $msg message to write to the log
*
* @return void
*
* @access public
*/
function log($level, $msg)
{
if ($this->debug >= $level) {
if (is_object($this->ui)) {
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$this->ui->log($msg);
} else {
print "$msg\n";
}
}
}
// }}}
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// {{{ mkTempDir()
/**
* Create and register a temporary directory.
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*
* @param string $tmpdir (optional) Directory to use as tmpdir.
* Will use system defaults (for example
* /tmp or c:\windows\temp) if not specified
*
* @return string name of created directory
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*
* @access public
*/
function mkTempDir($tmpdir = '')
{
if ($tmpdir) {
$topt = "-t $tmpdir ";
} else {
$topt = '';
}
if (!$tmpdir = System::mktemp($topt . '-d pear')) {
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return false;
}
$this->addTempFile($tmpdir);
return $tmpdir;
}
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// }}}
// {{{ setFrontendObject()
/**
* Set object that represents the frontend to be used.
*
* @param object Reference of the frontend object
* @return void
* @access public
*/
function setFrontendObject(&$ui)
{
$this->ui = &$ui;
}
// }}}
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// {{{ _unIndent()
/**
* Unindent given string (?)
*
* @param string $str The string that has to be unindented.
* @return string
* @access private
*/
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function _unIndent($str)
{
// remove leading newlines
$str = preg_replace('/^[\r\n]+/', '', $str);
// find whitespace at the beginning of the first line
$indent_len = strspn($str, " \t");
$indent = substr($str, 0, $indent_len);
$data = '';
// remove the same amount of whitespace from following lines
foreach (explode("\n", $str) as $line) {
if (substr($line, 0, $indent_len) == $indent) {
$data .= substr($line, $indent_len) . "\n";
}
}
return $data;
}
// }}}
// {{{ _element_start()
/**
* XML parser callback for starting elements. Used while package
* format version is not yet known.
*
* @param resource $xp XML parser resource
* @param string $name name of starting element
* @param array $attribs element attributes, name => value
*
* @return void
*
* @access private
*/
function _element_start($xp, $name, $attribs)
{
array_push($this->element_stack, $name);
$this->current_element = $name;
$spos = sizeof($this->element_stack) - 2;
$this->prev_element = ($spos >= 0) ? $this->element_stack[$spos] : '';
$this->current_attributes = $attribs;
switch ($name) {
case 'package': {
if (isset($attribs['version'])) {
$vs = preg_replace('/[^0-9a-z]/', '_', $attribs['version']);
} else {
$vs = '1_0';
}
$elem_start = '_element_start_'. $vs;
$elem_end = '_element_end_'. $vs;
$cdata = '_pkginfo_cdata_'. $vs;
xml_set_element_handler($xp, $elem_start, $elem_end);
xml_set_character_data_handler($xp, $cdata);
break;
}
}
}
// }}}
// {{{ _element_end()
/**
* XML parser callback for ending elements. Used while package
* format version is not yet known.
*
* @param resource $xp XML parser resource
* @param string $name name of ending element
*
* @return void
*
* @access private
*/
function _element_end($xp, $name)
{
}
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// }}}
// Support for package DTD v1.0:
// {{{ _element_start_1_0()
/**
* XML parser callback for ending elements. Used for version 1.0
* packages.
*
* @param resource $xp XML parser resource
* @param string $name name of ending element
*
* @return void
*
* @access private
*/
function _element_start_1_0($xp, $name, $attribs)
{
array_push($this->element_stack, $name);
$this->current_element = $name;
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$spos = sizeof($this->element_stack) - 2;
$this->prev_element = ($spos >= 0) ? $this->element_stack[$spos] : '';
$this->current_attributes = $attribs;
$this->cdata = '';
switch ($name) {
case 'dir':
if ($this->in_changelog) {
break;
}
if ($attribs['name'] != '/') {
$this->dir_names[] = $attribs['name'];
}
if (isset($attribs['baseinstalldir'])) {
$this->dir_install = $attribs['baseinstalldir'];
}
if (isset($attribs['role'])) {
$this->dir_role = $attribs['role'];
}
break;
case 'file':
if ($this->in_changelog) {
break;
}
if (isset($attribs['name'])) {
$path = '';
if (count($this->dir_names)) {
foreach ($this->dir_names as $dir) {
$path .= $dir . DIRECTORY_SEPARATOR;
}
}
$path .= $attribs['name'];
unset($attribs['name']);
$this->current_path = $path;
$this->filelist[$path] = $attribs;
// Set the baseinstalldir only if the file don't have this attrib
if (!isset($this->filelist[$path]['baseinstalldir']) &&
isset($this->dir_install))
{
$this->filelist[$path]['baseinstalldir'] = $this->dir_install;
}
// Set the Role
if (!isset($this->filelist[$path]['role']) && isset($this->dir_role)) {
$this->filelist[$path]['role'] = $this->dir_role;
}
}
break;
case 'replace':
if (!$this->in_changelog) {
$this->filelist[$this->current_path]['replacements'][] = $attribs;
}
break;
case 'libfile':
if (!$this->in_changelog) {
$this->lib_atts = $attribs;
$this->lib_atts['role'] = 'extsrc';
}
break;
case 'maintainers':
$this->pkginfo['maintainers'] = array();
$this->m_i = 0; // maintainers array index
break;
case 'maintainer':
// compatibility check
if (!isset($this->pkginfo['maintainers'])) {
$this->pkginfo['maintainers'] = array();
$this->m_i = 0;
}
$this->pkginfo['maintainers'][$this->m_i] = array();
$this->current_maintainer =& $this->pkginfo['maintainers'][$this->m_i];
break;
case 'changelog':
$this->pkginfo['changelog'] = array();
$this->c_i = 0; // changelog array index
$this->in_changelog = true;
break;
case 'release':
if ($this->in_changelog) {
$this->pkginfo['changelog'][$this->c_i] = array();
$this->current_release = &$this->pkginfo['changelog'][$this->c_i];
} else {
$this->current_release = &$this->pkginfo;
}
break;
case 'deps':
if (!$this->in_changelog) {
$this->pkginfo['release_deps'] = array();
}
break;
case 'dep':
// dependencies array index
if (!$this->in_changelog) {
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$this->d_i++;
$this->pkginfo['release_deps'][$this->d_i] = $attribs;
}
break;
case 'configureoptions':
if (!$this->in_changelog) {
$this->pkginfo['configure_options'] = array();
}
break;
case 'configureoption':
if (!$this->in_changelog) {
$this->pkginfo['configure_options'][] = $attribs;
}
break;
}
}
// }}}
// {{{ _element_end_1_0()
/**
* XML parser callback for ending elements. Used for version 1.0
* packages.
*
* @param resource $xp XML parser resource
* @param string $name name of ending element
*
* @return void
*
* @access private
*/
function _element_end_1_0($xp, $name)
{
$data = trim($this->cdata);
switch ($name) {
case 'name':
switch ($this->prev_element) {
case 'package':
// XXX should we check the package name here?
$this->pkginfo['package'] = ereg_replace('[^a-zA-Z0-9._]', '_', $data);
break;
case 'maintainer':
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$this->current_maintainer['name'] = $data;
break;
}
break;
case 'summary':
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$this->pkginfo['summary'] = $data;
break;
case 'description':
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$data = $this->_unIndent($this->cdata);
$this->pkginfo['description'] = $data;
break;
case 'user':
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$this->current_maintainer['handle'] = $data;
break;
case 'email':
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$this->current_maintainer['email'] = $data;
break;
case 'role':
$this->current_maintainer['role'] = $data;
break;
case 'version':
$data = ereg_replace ('[^a-zA-Z0-9._\-]', '_', $data);
if ($this->in_changelog) {
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$this->current_release['version'] = $data;
} else {
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$this->pkginfo['version'] = $data;
}
break;
case 'date':
if ($this->in_changelog) {
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$this->current_release['release_date'] = $data;
} else {
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$this->pkginfo['release_date'] = $data;
}
break;
case 'notes':
// try to "de-indent" release notes in case someone
// has been over-indenting their xml ;-)
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$data = $this->_unIndent($this->cdata);
if ($this->in_changelog) {
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$this->current_release['release_notes'] = $data;
} else {
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$this->pkginfo['release_notes'] = $data;
}
break;
case 'state':
if ($this->in_changelog) {
$this->current_release['release_state'] = $data;
} else {
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$this->pkginfo['release_state'] = $data;
}
break;
case 'license':
$this->pkginfo['release_license'] = $data;
break;
case 'sources':
$this->lib_sources[] = $data;
break;
case 'dep':
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if ($data && !$this->in_changelog) {
$this->pkginfo['release_deps'][$this->d_i]['name'] = $data;
}
break;
case 'dir':
if ($this->in_changelog) {
break;
}
array_pop($this->dir_names);
break;
case 'file':
if ($this->in_changelog) {
break;
}
if ($data) {
$path = '';
if (count($this->dir_names)) {
foreach ($this->dir_names as $dir) {
$path .= $dir . DIRECTORY_SEPARATOR;
}
}
$path .= $data;
$this->filelist[$path] = $this->current_attributes;
// Set the baseinstalldir only if the file don't have this attrib
if (!isset($this->filelist[$path]['baseinstalldir']) &&
isset($this->dir_install))
{
$this->filelist[$path]['baseinstalldir'] = $this->dir_install;
}
// Set the Role
if (!isset($this->filelist[$path]['role']) && isset($this->dir_role)) {
$this->filelist[$path]['role'] = $this->dir_role;
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}
}
break;
case 'libfile':
if ($this->in_changelog) {
break;
}
$path = '';
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if (!empty($this->dir_names)) {
foreach ($this->dir_names as $dir) {
$path .= $dir . DIRECTORY_SEPARATOR;
}
}
$path .= $this->lib_name;
$this->filelist[$path] = $this->lib_atts;
// Set the baseinstalldir only if the file don't have this attrib
if (!isset($this->filelist[$path]['baseinstalldir']) &&
isset($this->dir_install))
{
$this->filelist[$path]['baseinstalldir'] = $this->dir_install;
}
if (isset($this->lib_sources)) {
$this->filelist[$path]['sources'] = implode(' ', $this->lib_sources);
}
unset($this->lib_atts);
unset($this->lib_sources);
unset($this->lib_name);
break;
case 'libname':
if ($this->in_changelog) {
break;
}
$this->lib_name = $data;
break;
case 'maintainer':
if (empty($this->pkginfo['maintainers'][$this->m_i]['role'])) {
$this->pkginfo['maintainers'][$this->m_i]['role'] = 'lead';
}
$this->m_i++;
break;
case 'release':
if ($this->in_changelog) {
$this->c_i++;
}
break;
case 'changelog':
$this->in_changelog = false;
break;
case 'summary':
$this->pkginfo['summary'] = $data;
break;
}
array_pop($this->element_stack);
$spos = sizeof($this->element_stack) - 1;
$this->current_element = ($spos > 0) ? $this->element_stack[$spos] : '';
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$this->cdata = '';
}
// }}}
// {{{ _pkginfo_cdata_1_0()
/**
* XML parser callback for character data. Used for version 1.0
* packages.
*
* @param resource $xp XML parser resource
* @param string $name character data
*
* @return void
*
* @access private
*/
function _pkginfo_cdata_1_0($xp, $data)
{
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if (isset($this->cdata)) {
$this->cdata .= $data;
}
}
// }}}
// {{{ infoFromTgzFile()
/**
* Returns information about a package file. Expects the name of
* a gzipped tar file as input.
*
* @param string $file name of .tgz file
*
* @return array array with package information
*
* @access public
*
*/
function infoFromTgzFile($file)
{
if (!@is_file($file)) {
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return $this->raiseError("tgz :: could not open file \"$file\"");
}
$tar = new Archive_Tar($file);
$content = $tar->listContent();
if (!is_array($content)) {
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return $this->raiseError("tgz :: could not get contents of package \"$file\"");
}
$xml = null;
foreach ($content as $file) {
$name = $file['filename'];
if ($name == 'package.xml') {
$xml = $name;
} elseif (ereg('^.*/package.xml$', $name, $match)) {
$xml = $match[0];
}
}
$tmpdir = System::mkTemp('-d pear');
$this->addTempFile($tmpdir);
if (!$xml || !$tar->extractList($xml, $tmpdir)) {
return $this->raiseError('tgz :: could not extract the package.xml file');
}
return $this->infoFromDescriptionFile("$tmpdir/$xml");
}
// }}}
// {{{ infoFromDescriptionFile()
/**
* Returns information about a package file. Expects the name of
* a package xml file as input.
*
* @param string $descfile name of package xml file
*
* @return array array with package information
*
* @access public
*
*/
function infoFromDescriptionFile($descfile)
{
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if (!@is_file($descfile) || !is_readable($descfile) ||
(!$fp = @fopen($descfile, 'r'))) {
return $this->raiseError("Unable to open $descfile");
}
// read the whole thing so we only get one cdata callback
// for each block of cdata
$data = fread($fp, filesize($descfile));
return $this->infoFromString($data);
}
// }}}
// {{{ infoFromString()
/**
* Returns information about a package file. Expects the contents
* of a package xml file as input.
*
* @param string $data name of package xml file
*
* @return array array with package information
*
* @access public
*
*/
function infoFromString($data)
{
require_once('PEAR/Dependency.php');
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if ($error = PEAR_Dependency::checkExtension('xml')) {
return $this->raiseError($error);
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}
$xp = @xml_parser_create();
if (!$xp) {
return $this->raiseError('Unable to create XML parser');
}
xml_set_object($xp, $this);
xml_set_element_handler($xp, '_element_start', '_element_end');
xml_set_character_data_handler($xp, '_pkginfo_cdata');
xml_parser_set_option($xp, XML_OPTION_CASE_FOLDING, false);
$this->element_stack = array();
$this->pkginfo = array();
$this->current_element = false;
unset($this->dir_install);
$this->pkginfo['filelist'] = array();
$this->filelist =& $this->pkginfo['filelist'];
$this->dir_names = array();
$this->in_changelog = false;
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$this->d_i = 0;
$this->cdata = '';
if (!xml_parse($xp, $data, 1)) {
$code = xml_get_error_code($xp);
$msg = sprintf("XML error: %s at line %d",
xml_error_string($code),
xml_get_current_line_number($xp));
xml_parser_free($xp);
return $this->raiseError($msg, $code);
}
xml_parser_free($xp);
foreach ($this->pkginfo as $k => $v) {
if (!is_array($v)) {
$this->pkginfo[$k] = trim($v);
}
}
return $this->pkginfo;
}
// }}}
// {{{ xmlFromInfo()
/**
* Return an XML document based on the package info (as returned
* by the PEAR_Common::infoFrom* methods).
*
* @param array $pkginfo package info
*
* @return string XML data
*
* @access public
*/
function xmlFromInfo($pkginfo)
{
static $maint_map = array(
"handle" => "user",
"name" => "name",
"email" => "email",
"role" => "role",
);
$ret = "<?xml version=\"1.0\" encoding=\"ISO-8859-1\" ?>\n";
//$ret .= "<!DOCTYPE package SYSTEM \"http://pear.php.net/package10.dtd\">\n";
$ret .= "<package version=\"1.0\">
<name>$pkginfo[package]</name>
<summary>".htmlspecialchars($pkginfo['summary'])."</summary>
<description>".htmlspecialchars($pkginfo['description'])."</description>
<maintainers>
";
foreach ($pkginfo['maintainers'] as $maint) {
$ret .= " <maintainer>\n";
foreach ($maint_map as $idx => $elm) {
$ret .= " <$elm>";
$ret .= htmlspecialchars($maint[$idx]);
$ret .= "</$elm>\n";
}
$ret .= " </maintainer>\n";
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}
$ret .= " </maintainers>\n";
$ret .= $this->_makeReleaseXml($pkginfo);
if (@sizeof($pkginfo['changelog']) > 0) {
$ret .= " <changelog>\n";
foreach ($pkginfo['changelog'] as $oldrelease) {
$ret .= $this->_makeReleaseXml($oldrelease, true);
}
$ret .= " </changelog>\n";
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}
$ret .= "</package>\n";
return $ret;
}
// }}}
// {{{ _makeReleaseXml()
/**
* Generate part of an XML description with release information.
*
* @param array $pkginfo array with release information
* @param bool $changelog whether the result will be in a changelog element
*
* @return string XML data
*
* @access private
*/
function _makeReleaseXml($pkginfo, $changelog = false)
{
// XXX QUOTE ENTITIES IN PCDATA, OR EMBED IN CDATA BLOCKS!!
$indent = $changelog ? " " : "";
$ret = "$indent <release>\n";
if (!empty($pkginfo['version'])) {
$ret .= "$indent <version>$pkginfo[version]</version>\n";
}
if (!empty($pkginfo['release_date'])) {
$ret .= "$indent <date>$pkginfo[release_date]</date>\n";
}
if (!empty($pkginfo['release_license'])) {
$ret .= "$indent <license>$pkginfo[release_license]</license>\n";
}
if (!empty($pkginfo['release_state'])) {
$ret .= "$indent <state>$pkginfo[release_state]</state>\n";
}
if (!empty($pkginfo['release_notes'])) {
$ret .= "$indent <notes>".htmlspecialchars($pkginfo['release_notes'])."</notes>\n";
}
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if (isset($pkginfo['release_deps']) && sizeof($pkginfo['release_deps']) > 0) {
$ret .= "$indent <deps>\n";
foreach ($pkginfo['release_deps'] as $dep) {
$ret .= "$indent <dep type=\"$dep[type]\" rel=\"$dep[rel]\"";
if (isset($dep['version'])) {
$ret .= " version=\"$dep[version]\"";
}
if (isset($dep['name'])) {
$ret .= ">$dep[name]</dep>\n";
} else {
$ret .= "/>\n";
}
}
$ret .= "$indent </deps>\n";
}
if (isset($pkginfo['configure_options'])) {
$ret .= "$indent <configureoptions>\n";
foreach ($pkginfo['configure_options'] as $c) {
$ret .= "$indent <configureoption name=\"".
htmlspecialchars($c['name']) . "\"";
if (isset($c['default'])) {
$ret .= " default=\"" . htmlspecialchars($c['default']) . "\"";
}
$ret .= " prompt=\"" . htmlspecialchars($c['prompt']) . "\"";
$ret .= "/>\n";
}
$ret .= "$indent </configureoptions>\n";
}
if (isset($pkginfo['filelist'])) {
$ret .= "$indent <filelist>\n";
foreach ($pkginfo['filelist'] as $file => $fa) {
if (@$fa['role'] == 'extsrc') {
$ret .= "$indent <libfile>\n";
$ret .= "$indent <libname>$file</libname>\n";
$ret .= "$indent <sources>$fa[sources]</sources>\n";
$ret .= "$indent </libfile>\n";
} else {
@$ret .= "$indent <file role=\"$fa[role]\"";
if (isset($fa['baseinstalldir'])) {
$ret .= ' baseinstalldir="' .
htmlspecialchars($fa['baseinstalldir']) . '"';
}
if (isset($fa['md5sum'])) {
$ret .= " md5sum=\"$fa[md5sum]\"";
}
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if (isset($fa['platform'])) {
$ret .= " platform=\"$fa[platform]\"";
}
if (!empty($fa['install-as'])) {
$ret .= ' install-as="' .
htmlspecialchars($fa['install-as']) . '"';
}
$ret .= ' name="' . htmlspecialchars($file) . '"';
if (empty($fa['replacements'])) {
$ret .= "/>\n";
} else {
$ret .= ">\n";
foreach ($fa['replacements'] as $r) {
$ret .= "$indent <replace";
foreach ($r as $k => $v) {
$ret .= " $k=\"" . htmlspecialchars($v) .'"';
}
$ret .= "/>\n";
}
@$ret .= "$indent </file>\n";
}
}
}
$ret .= "$indent </filelist>\n";
}
$ret .= "$indent </release>\n";
return $ret;
}
2001-10-30 20:19:36 +08:00
// }}}
2002-05-20 18:45:23 +08:00
// {{{ infoFromAny()
/**
* Returns package information from different sources
*
* This method is able to extract information about a package
* from a .tgz archive or from a XML package definition file.
*
* @access public
* @param string Filename of the source ('package.xml', '<package>.tgz')
* @return string
*/
2002-05-20 18:45:23 +08:00
function infoFromAny($info)
{
if (is_string($info) && file_exists($info)) {
$tmp = substr($info, -4);
if ($tmp == '.xml') {
$info = $this->infoFromDescriptionFile($info);
} elseif ($tmp == '.tar' || $tmp == '.tgz') {
$info = $this->infoFromTgzFile($info);
} else {
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$fp = fopen($info, "r");
$test = fread($fp, 5);
fclose($fp);
if ($test == "<?xml") {
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$info = $this->infoFromDescriptionFile($info);
} else {
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$info = $this->infoFromTgzFile($info);
}
}
if (PEAR::isError($info)) {
return $this->raiseError($info);
}
}
return $info;
}
// }}}
// {{{ validatePackageInfo()
/**
* Validate XML package definition file.
*
* @param string Filename of the package archive or of the package definition file
* @param array Array that will contain the errors
* @param array Array that will contain the warnings
* @access public
* @return boolean
*/
function validatePackageInfo($info, &$errors, &$warnings)
{
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global $_PEAR_Common_maintainer_roles,
$_PEAR_Common_release_states,
$_PEAR_Common_dependency_types,
$_PEAR_Common_dependency_relations,
$_PEAR_Common_file_roles,
$_PEAR_Common_replacement_types;
2002-05-20 18:45:23 +08:00
if (PEAR::isError($info = $this->infoFromAny($info))) {
return $this->raiseError($info);
}
if (!is_array($info)) {
return false;
}
$errors = array();
$warnings = array();
if (empty($info['package'])) {
$errors[] = 'missing package name';
}
if (empty($info['summary'])) {
$errors[] = 'missing summary';
} elseif (strpos(trim($info['summary']), "\n") !== false) {
$warnings[] = 'summary should be on a single line';
}
if (empty($info['description'])) {
$errors[] = 'missing description';
}
if (empty($info['release_license'])) {
$errors[] = 'missing license';
}
if (empty($info['version'])) {
$errors[] = 'missing version';
}
if (empty($info['release_state'])) {
$errors[] = 'missing release state';
2002-04-24 07:36:54 +08:00
} elseif (!in_array($info['release_state'], $_PEAR_Common_release_states)) {
$errors[] = "invalid release state `$info[release_state]', should be one of: ".implode(' ', $_PEAR_Common_release_states);
}
if (empty($info['release_date'])) {
$errors[] = 'missing release date';
} elseif (!preg_match('/^\d{4}-\d\d-\d\d$/', $info['release_date'])) {
$errors[] = "invalid release date `$info[release_date]', format is YYYY-MM-DD";
}
if (empty($info['release_notes'])) {
$errors[] = "missing release notes";
}
if (empty($info['maintainers'])) {
$errors[] = 'no maintainer(s)';
} else {
$i = 1;
foreach ($info['maintainers'] as $m) {
if (empty($m['handle'])) {
$errors[] = "maintainer $i: missing handle";
}
if (empty($m['role'])) {
$errors[] = "maintainer $i: missing role";
2002-04-24 07:36:54 +08:00
} elseif (!in_array($m['role'], $_PEAR_Common_maintainer_roles)) {
$errors[] = "maintainer $i: invalid role `$m[role]', should be one of: ".implode(' ', $_PEAR_Common_maintainer_roles);
}
if (empty($m['name'])) {
$errors[] = "maintainer $i: missing name";
}
if (empty($m['email'])) {
$errors[] = "maintainer $i: missing email";
}
$i++;
}
}
if (!empty($info['deps'])) {
$i = 1;
foreach ($info['deps'] as $d) {
if (empty($d['type'])) {
$errors[] = "depenency $i: missing type";
2002-04-24 07:36:54 +08:00
} elseif (!in_array($d['type'], $_PEAR_Common_dependency_types)) {
$errors[] = "dependency $i: invalid type, should be one of: ".implode(' ', $_PEAR_Common_depenency_types);
}
if (empty($d['rel'])) {
$errors[] = "dependency $i: missing relation";
2002-04-24 07:36:54 +08:00
} elseif (!in_array($d['rel'], $_PEAR_Common_dependency_relations)) {
$errors[] = "dependency $i: invalid relation, should be one of: ".implode(' ', $_PEAR_Common_dependency_relations);
}
if ($d['rel'] != 'has' && empty($d['version'])) {
$warnings[] = "dependency $i: missing version";
} elseif ($d['rel'] == 'has' && !empty($d['version'])) {
$warnings[] = "dependency $i: version ignored for `has' dependencies";
}
if ($d['type'] == 'php' && !empty($d['name'])) {
$warnings[] = "dependency $i: name ignored for php type dependencies";
} elseif ($d['type'] != 'php' && empty($d['name'])) {
$errors[] = "dependency $i: missing name";
}
$i++;
}
}
if (!empty($info['configure_options'])) {
$i = 1;
foreach ($info['configure_options'] as $c) {
if (empty($c['name'])) {
$errors[] = "configure option $i: missing name";
}
if (empty($c['prompt'])) {
$errors[] = "configure option $i: missing prompt";
}
}
}
if (empty($info['filelist'])) {
$errors[] = 'no files';
} else {
foreach ($info['filelist'] as $file => $fa) {
if (empty($fa['role'])) {
$errors[] = "file $file: missing role";
2002-04-24 07:36:54 +08:00
} elseif (!in_array($fa['role'], $_PEAR_Common_file_roles)) {
$errors[] = "file $file: invalid role, should be one of: ".implode(' ', $_PEAR_Common_file_roles);
} elseif ($fa['role'] == 'extsrc' && empty($fa['sources'])) {
$errors[] = "file $file: no source files";
}
// (ssb) Any checks we can do for baseinstalldir?
// (cox) Perhaps checks that either the target dir and baseInstall
// doesn't cointain "../../"
}
}
return true;
}
2001-10-30 20:19:36 +08:00
// }}}
// {{{ analyzeSourceCode()
/**
* Analyze the source code of the given PHP file
*
* @param string Filename of the PHP file
* @return mixed
* @access public
*/
function analyzeSourceCode($file)
{
if (!function_exists("token_get_all")) {
return false;
}
if (!$fp = @fopen($file, "r")) {
return false;
}
$contents = fread($fp, filesize($file));
$tokens = token_get_all($contents);
2002-05-26 20:51:32 +08:00
/*
for ($i = 0; $i < sizeof($tokens); $i++) {
list($token, $data) = $tokens[$i];
if (is_string($token)) {
var_dump($token);
} else {
print token_name($token) . ' ';
var_dump(rtrim($data));
}
}
2002-05-26 20:51:32 +08:00
*/
$look_for = 0;
$paren_level = 0;
$bracket_level = 0;
$brace_level = 0;
$lastphpdoc = '';
$current_class = '';
$current_class_level = -1;
$current_function = '';
$current_function_level = -1;
$declared_classes = array();
$declared_functions = array();
$declared_methods = array();
$used_classes = array();
$used_functions = array();
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$nodeps = array();
for ($i = 0; $i < sizeof($tokens); $i++) {
list($token, $data) = $tokens[$i];
switch ($token) {
2002-05-26 20:51:32 +08:00
case '{': $brace_level++; continue 2;
case '}':
$brace_level--;
if ($current_class_level == $brace_level) {
$current_class = '';
$current_class_level = -1;
}
if ($current_function_level == $brace_level) {
$current_function = '';
$current_function_level = -1;
}
continue 2;
case '[': $bracket_level++; continue 2;
case ']': $bracket_level--; continue 2;
case '(': $paren_level++; continue 2;
case ')': $paren_level--; continue 2;
case T_CLASS:
case T_FUNCTION:
case T_NEW:
$look_for = $token;
continue 2;
case T_STRING:
if ($look_for == T_CLASS) {
$current_class = $data;
$current_class_level = $brace_level;
$declared_classes[] = $current_class;
} elseif ($look_for == T_FUNCTION) {
if ($current_class) {
$current_function = "$current_class::$data";
$declared_methods[$current_class][] = $data;
} else {
$current_function = $data;
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$declared_functions[] = $current_function;
}
$current_function_level = $brace_level;
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$m = array();
} elseif ($look_for == T_NEW) {
$used_classes[$data] = true;
}
$look_for = 0;
continue 2;
2002-05-26 20:51:32 +08:00
case T_VARIABLE:
$look_for = 0;
continue 2;
case T_COMMENT:
if (preg_match('!^/\*\*\s!', $data)) {
$lastphpdoc = $data;
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if (preg_match_all('/@nodep\s+(\S+)/', $lastphpdoc, $m)) {
$nodeps = array_merge($nodeps, $m[1]);
}
}
continue 2;
case T_DOUBLE_COLON:
2002-05-26 20:51:32 +08:00
$class = $tokens[$i - 1][1];
if (strtolower($class) != 'parent') {
$used_classes[$class] = true;
}
continue 2;
}
}
return array(
"declared_classes" => $declared_classes,
"declared_methods" => $declared_methods,
"declared_functions" => $declared_functions,
2002-05-26 20:51:32 +08:00
"used_classes" => array_diff(array_keys($used_classes), $nodeps),
);
}
// }}}
// {{{ detectDependencies()
function detectDependencies($any, $status_callback = null)
{
if (!function_exists("token_get_all")) {
return false;
}
2002-05-20 18:45:23 +08:00
if (PEAR::isError($info = $this->infoFromAny($any))) {
return $this->raiseError($info);
}
if (!is_array($info)) {
return false;
}
$deps = array();
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$used_c = $decl_c = $decl_f = $decl_m = array();
foreach ($info['filelist'] as $file => $fa) {
$tmp = $this->analyzeSourceCode($file);
$used_c = @array_merge($used_c, $tmp['used_classes']);
$decl_c = @array_merge($decl_c, $tmp['declared_classes']);
2002-05-26 20:51:32 +08:00
$decl_f = @array_merge($decl_f, $tmp['declared_functions']);
$decl_m = @array_merge($decl_m, $tmp['declared_methods']);
}
$used_c = array_unique($used_c);
$decl_c = array_unique($decl_c);
$undecl_c = array_diff($used_c, $decl_c);
return array('used_classes' => $used_c,
'declared_classes' => $decl_c,
2002-05-26 20:51:32 +08:00
'declared_methods' => $decl_m,
'declared_functions' => $decl_f,
'undeclared_classes' => $undecl_c,
);
}
// }}}
// {{{ getUserRoles()
/**
* Get the valid roles for a PEAR package maintainer
*
* @return array
* @static
*/
function getUserRoles()
{
return $GLOBALS['_PEAR_Common_maintainer_roles'];
}
// }}}
// {{{ getReleaseStates()
/**
* Get the valid package release states of packages
*
* @return array
* @static
*/
function getReleaseStates()
{
return $GLOBALS['_PEAR_Common_release_states'];
}
// }}}
// {{{ getDependencyTypes()
/**
* Get the implemented dependency types (php, ext, pkg etc.)
*
* @return array
* @static
*/
function getDependencyTypes()
{
return $GLOBALS['_PEAR_Common_dependency_types'];
}
// }}}
// {{{ getDependencyRelations()
/**
* Get the implemented dependency relations (has, lt, ge etc.)
*
* @return array
* @static
*/
function getDependencyRelations()
{
return $GLOBALS['_PEAR_Common_dependency_relations'];
}
// }}}
// {{{ getFileRoles()
/**
* Get the implemented file roles
*
* @return array
* @static
*/
function getFileRoles()
{
return $GLOBALS['_PEAR_Common_file_roles'];
}
// }}}
// {{{ getReplacementTypes()
/**
* Get the implemented file replacement types in
*
* @return array
* @static
*/
function getReplacementTypes()
{
return $GLOBALS['_PEAR_Common_replacement_types'];
}
// }}}
2002-06-13 05:23:22 +08:00
// {{{ getProvideTypes()
/**
* Get the implemented file replacement types in
*
* @return array
* @static
*/
function getProvideTypes()
{
return $GLOBALS['_PEAR_Common_provide_types'];
}
// }}}
2002-06-13 05:23:22 +08:00
// {{{ getScriptPhases()
/**
* Get the implemented file replacement types in
*
* @return array
* @static
*/
function getScriptPhases()
{
return $GLOBALS['_PEAR_Common_script_phases'];
}
// }}}
// {{{ validPackageName()
/**
* Test whether a string contains a valid package name.
*
* @param string $name the package name to test
*
* @return bool
*
* @access public
*/
function validPackageName($name)
{
return (bool)preg_match(PEAR_COMMON_PACKAGE_NAME_PREG, $name);
}
// }}}
// {{{ downloadHttp()
/**
* Download a file through HTTP. Considers suggested file name in
* Content-disposition: header and can run a callback function for
* different events. The callback will be called with two
* parameters: the callback type, and parameters. The implemented
* callback types are:
*
* 'setup' called at the very beginning, parameter is a UI object
* that should be used for all output
* 'message' the parameter is a string with an informational message
* 'saveas' may be used to save with a different file name, the
* parameter is the filename that is about to be used.
* If a 'saveas' callback returns a non-empty string,
* that file name will be used as the filename instead.
* Note that $save_dir will not be affected by this, only
* the basename of the file.
* 'start' download is starting, parameter is number of bytes
* that are expected, or -1 if unknown
* 'bytesread' parameter is the number of bytes read so far
* 'done' download is complete, parameter is the total number
* of bytes read
* 'connfailed' if the TCP connection fails, this callback is called
* with array(host,port,errno,errmsg)
* 'writefailed' if writing to disk fails, this callback is called
* with array(destfile,errmsg)
*
* If an HTTP proxy has been configured (http_proxy PEAR_Config
* setting), the proxy will be used.
*
* @param string $url the URL to download
* @param object $ui PEAR_Frontend_* instance
* @param object $config PEAR_Config instance
* @param string $save_dir (optional) directory to save file in
* @param mixed $callback (optional) function/method to call for status
* updates
*
* @return string Returns the full path of the downloaded file or a PEAR
* error on failure. If the error is caused by
* socket-related errors, the error object will
* have the fsockopen error code available through
* getCode().
*
* @access public
*/
function downloadHttp($url, &$ui, $save_dir = '.', $callback = null)
{
if ($callback) {
call_user_func($callback, 'setup', array(&$ui));
}
if (preg_match('!^http://([^/:?#]*)(:(\d+))?(/.*)!', $url, $matches)) {
list(,$host,,$port,$path) = $matches;
}
if (isset($this)) {
$config = &$this->config;
} else {
$config = &PEAR_Config::singleton();
}
$proxy_host = $proxy_port = $proxy_user = $proxy_pass = '';
if ($proxy = parse_url($config->get('http_proxy'))) {
$proxy_host = @$proxy['host'];
$proxy_port = @$proxy['port'];
$proxy_user = @$proxy['user'];
$proxy_pass = @$proxy['pass'];
if ($proxy_port == '') {
$proxy_port = 8080;
}
if ($callback) {
call_user_func($callback, 'message', "Using HTTP proxy $host:$port");
}
}
if (empty($port)) {
$port = 80;
}
if ($proxy_host != '') {
$fp = @fsockopen($proxy_host, $proxy_port, $errno, $errstr);
if (!$fp) {
if ($callback) {
call_user_func($callback, 'connfailed', array($proxy_host, $proxy_port,
$errno, $errstr));
}
return PEAR::raiseError("Connection to `$proxy_host:$proxy_port' failed: $errstr", $errno);
}
$request = "GET $url HTTP/1.0\r\n";
} else {
$fp = @fsockopen($host, $port, $errno, $errstr);
if (!$fp) {
if ($callback) {
call_user_func($callback, 'connfailed', array($host, $port,
$errno, $errstr));
}
return PEAR::raiseError("Connection to `$host:$port' failed: $errstr", $errno);
}
$request = "GET $path HTTP/1.0\r\n";
}
$request .= "Host: $host:$port\r\n".
"User-Agent: PHP/".PHP_VERSION."\r\n";
if ($proxy_host != '' && $proxy_user != '') {
$request .= 'Proxy-Authorization: Basic ' .
base64_encode($proxy_user . ':' . $proxy_pass) . "\r\n";
}
$request .= "\r\n";
fwrite($fp, $request);
$headers = array();
while (trim($line = fgets($fp, 1024))) {
if (preg_match('/^([^:]+):\s+(.*)\s*$/', $line, $matches)) {
$headers[strtolower($matches[1])] = trim($matches[2]);
2002-05-15 19:23:01 +08:00
} elseif (preg_match('|^HTTP/1.[01] ([0-9]{3}) |', $line, $matches)) {
if ($matches[1] != 200) {
return PEAR::raiseError("File http://$host:$port$path not valid (received: $line)");
}
}
}
if (isset($headers['content-disposition']) &&
preg_match('/\sfilename=\"([^;]*\S)\"\s*(;|$)/', $headers['content-disposition'], $matches)) {
$save_as = basename($matches[1]);
} else {
$save_as = basename($url);
}
if ($callback) {
$tmp = call_user_func($callback, 'saveas', $save_as);
if ($tmp) {
$save_as = $tmp;
}
}
$dest_file = $save_dir . DIRECTORY_SEPARATOR . $save_as;
if (!$wp = @fopen($dest_file, 'wb')) {
fclose($fp);
if ($callback) {
call_user_func($callback, 'writefailed', array($dest_file, $php_errormsg));
}
return PEAR::raiseError("could not open $dest_file for writing");
}
if (isset($headers['content-length'])) {
$length = $headers['content-length'];
} else {
$length = -1;
}
$bytes = 0;
if ($callback) {
call_user_func($callback, 'start', $length);
}
while ($data = @fread($fp, 1024)) {
$bytes += strlen($data);
if ($callback) {
call_user_func($callback, 'bytesread', $bytes);
}
if (!@fwrite($wp, $data)) {
fclose($fp);
if ($callback) {
call_user_func($callback, 'writefailed', array($dest_file, $php_errormsg));
}
return PEAR::raiseError("$dest_file: write failed ($php_errormsg)");
}
}
fclose($fp);
fclose($wp);
if ($callback) {
call_user_func($callback, 'done', $bytes);
}
return $dest_file;
}
// }}}
}
?>