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- <?php
- /**
- * PEAR_PackageFile, package.xml parsing utility class
- *
- * PHP versions 4 and 5
- *
- * LICENSE: This source file is subject to version 3.0 of the PHP license
- * that is available through the world-wide-web at the following URI:
- * http://www.php.net/license/3_0.txt. If you did not receive a copy of
- * the PHP License and are unable to obtain it through the web, please
- * send a note to license@php.net so we can mail you a copy immediately.
- *
- * @category pear
- * @package PEAR
- * @author Greg Beaver <cellog@php.net>
- * @copyright 1997-2005 The PHP Group
- * @license http://www.php.net/license/3_0.txt PHP License 3.0
- * @version CVS: $Id: PackageFile.php,v 1.31 2005/09/15 20:42:25 cellog Exp $
- * @link http://pear.php.net/package/PEAR
- * @since File available since Release 1.4.0a1
- */
-
- /**
- * needed for PEAR_VALIDATE_* constants
- */
- require_once 'PEAR/Validate.php';
- /**
- * Error code if the package.xml <package> tag does not contain a valid version
- */
- define('PEAR_PACKAGEFILE_ERROR_NO_PACKAGEVERSION', 1);
- /**
- * Error code if the package.xml <package> tag version is not supported (version 1.0 and 1.1 are the only supported versions,
- * currently
- */
- define('PEAR_PACKAGEFILE_ERROR_INVALID_PACKAGEVERSION', 2);
- /**
- * Abstraction for the package.xml package description file
- *
- * @category pear
- * @package PEAR
- * @author Greg Beaver <cellog@php.net>
- * @copyright 1997-2005 The PHP Group
- * @license http://www.php.net/license/3_0.txt PHP License 3.0
- * @version Release: 1.4.5
- * @link http://pear.php.net/package/PEAR
- * @since Class available since Release 1.4.0a1
- */
- class PEAR_PackageFile
- {
- /**
- * @var PEAR_Config
- */
- var $_config;
- var $_debug;
- /**
- * Temp directory for uncompressing tgz files.
- * @var string|false
- */
- var $_tmpdir;
- var $_logger = false;
- /**
- * @var boolean
- */
- var $_rawReturn = false;
-
- /**
- *
- * @param PEAR_Config $config
- * @param ? $debug
- * @param string @tmpdir Optional temporary directory for uncompressing
- * files
- */
- function PEAR_PackageFile(&$config, $debug = false, $tmpdir = false)
- {
- $this->_config = $config;
- $this->_debug = $debug;
- $this->_tmpdir = $tmpdir;
- }
-
- /**
- * Turn off validation - return a parsed package.xml without checking it
- *
- * This is used by the package-validate command
- */
- function rawReturn()
- {
- $this->_rawReturn = true;
- }
-
- function setLogger(&$l)
- {
- $this->_logger = &$l;
- }
-
- /**
- * Create a PEAR_PackageFile_Parser_v* of a given version.
- * @param int $version
- * @return PEAR_PackageFile_Parser_v1|PEAR_PackageFile_Parser_v1
- */
- function &parserFactory($version)
- {
- if (!in_array($version{0}, array('1', '2'))) {
- $a = false;
- return $a;
- }
- include_once 'PEAR/PackageFile/Parser/v' . $version{0} . '.php';
- $version = $version{0};
- $class = "PEAR_PackageFile_Parser_v$version";
- $a = new $class;
- return $a;
- }
-
- /**
- * For simpler unit-testing
- * @return string
- */
- function getClassPrefix()
- {
- return 'PEAR_PackageFile_v';
- }
-
- /**
- * Create a PEAR_PackageFile_v* of a given version.
- * @param int $version
- * @return PEAR_PackageFile_v1|PEAR_PackageFile_v1
- */
- function &factory($version)
- {
- if (!in_array($version{0}, array('1', '2'))) {
- $a = false;
- return $a;
- }
- include_once 'PEAR/PackageFile/v' . $version{0} . '.php';
- $version = $version{0};
- $class = $this->getClassPrefix() . $version;
- $a = new $class;
- return $a;
- }
-
- /**
- * Create a PEAR_PackageFile_v* from its toArray() method
- *
- * WARNING: no validation is performed, the array is assumed to be valid,
- * always parse from xml if you want validation.
- * @param array $arr
- * @return PEAR_PackageFileManager_v1|PEAR_PackageFileManager_v2
- * @uses factory() to construct the returned object.
- */
- function &fromArray($arr)
- {
- if (isset($arr['xsdversion'])) {
- $obj = &$this->factory($arr['xsdversion']);
- if ($this->_logger) {
- $obj->setLogger($this->_logger);
- }
- $obj->setConfig($this->_config);
- $obj->fromArray($arr);
- return $obj;
- } else {
- if (isset($arr['package']['attribs']['version'])) {
- $obj = &$this->factory($arr['package']['attribs']['version']);
- } else {
- $obj = &$this->factory('1.0');
- }
- if ($this->_logger) {
- $obj->setLogger($this->_logger);
- }
- $obj->setConfig($this->_config);
- $obj->fromArray($arr);
- return $obj;
- }
- }
-
- /**
- * Create a PEAR_PackageFile_v* from an XML string.
- * @access public
- * @param string $data contents of package.xml file
- * @param int $state package state (one of PEAR_VALIDATE_* constants)
- * @param string $file full path to the package.xml file (and the files
- * it references)
- * @param string $archive optional name of the archive that the XML was
- * extracted from, if any
- * @return PEAR_PackageFile_v1|PEAR_PackageFile_v2
- * @uses parserFactory() to construct a parser to load the package.
- */
- function &fromXmlString($data, $state, $file, $archive = false)
- {
- if (preg_match('/<package[^>]+version="([0-9]+\.[0-9]+)"/', $data, $packageversion)) {
- if (!in_array($packageversion[1], array('1.0', '2.0'))) {
- return PEAR::raiseError('package.xml version "' . $packageversion[1] .
- '" is not supported, only 1.0 and 2.0 are supported.');
- }
- $object = &$this->parserFactory($packageversion[1]);
- if ($this->_logger) {
- $object->setLogger($this->_logger);
- }
- $object->setConfig($this->_config);
- $pf = $object->parse($data, $file, $archive);
- if (PEAR::isError($pf)) {
- return $pf;
- }
- if ($this->_rawReturn) {
- return $pf;
- }
- if ($pf->validate($state)) {
- if ($this->_logger) {
- if ($pf->getValidationWarnings(false)) {
- foreach ($pf->getValidationWarnings() as $warning) {
- $this->_logger->log(0, 'WARNING: ' . $warning['message']);
- }
- }
- }
- if (method_exists($pf, 'flattenFilelist')) {
- $pf->flattenFilelist(); // for v2
- }
- return $pf;
- } else {
- if ($this->_config->get('verbose') > 0) {
- if ($this->_logger) {
- if ($pf->getValidationWarnings(false)) {
- foreach ($pf->getValidationWarnings(false) as $warning) {
- $this->_logger->log(0, 'ERROR: ' . $warning['message']);
- }
- }
- }
- }
- $a = PEAR::raiseError('Parsing of package.xml from file "' . $file . '" failed',
- 2, null, null, $pf->getValidationWarnings());
- return $a;
- }
- } elseif (preg_match('/<package[^>]+version="([^"]+)"/', $data, $packageversion)) {
- $a = PEAR::raiseError('package.xml file "' . $file .
- '" has unsupported package.xml <package> version "' . $packageversion[1] . '"');
- return $a;
- } else {
- if (!class_exists('PEAR_ErrorStack')) {
- require_once 'PEAR/ErrorStack.php';
- }
- PEAR_ErrorStack::staticPush('PEAR_PackageFile',
- PEAR_PACKAGEFILE_ERROR_NO_PACKAGEVERSION,
- 'warning', array('xml' => $data), 'package.xml "' . $file .
- '" has no package.xml <package> version');
- $object = &$this->parserFactory('1.0');
- $object->setConfig($this->_config);
- $pf = $object->parse($data, $file, $archive);
- if (PEAR::isError($pf)) {
- return $pf;
- }
- if ($this->_rawReturn) {
- return $pf;
- }
- if ($pf->validate($state)) {
- if ($this->_logger) {
- if ($pf->getValidationWarnings(false)) {
- foreach ($pf->getValidationWarnings() as $warning) {
- $this->_logger->log(0, 'WARNING: ' . $warning['message']);
- }
- }
- }
- if (method_exists($pf, 'flattenFilelist')) {
- $pf->flattenFilelist(); // for v2
- }
- return $pf;
- } else {
- $a = PEAR::raiseError('Parsing of package.xml from file "' . $file . '" failed',
- 2, null, null, $pf->getValidationWarnings());
- return $a;
- }
- }
- }
-
- /**
- * Register a temporary file or directory. When the destructor is
- * executed, all registered temporary files and directories are
- * removed.
- *
- * @param string $file name of file or directory
- * @return void
- */
- function addTempFile($file)
- {
- $GLOBALS['_PEAR_Common_tempfiles'][] = $file;
- }
-
- /**
- * Create a PEAR_PackageFile_v* from a compresed Tar or Tgz file.
- * @access public
- * @param string contents of package.xml file
- * @param int package state (one of PEAR_VALIDATE_* constants)
- * @return PEAR_PackageFile_v1|PEAR_PackageFile_v2
- * @using Archive_Tar to extract the files
- * @using fromPackageFile() to load the package after the package.xml
- * file is extracted.
- */
- function &fromTgzFile($file, $state)
- {
- if (!class_exists('Archive_Tar')) {
- require_once 'Archive/Tar.php';
- }
- $tar = new Archive_Tar($file);
- if ($this->_debug <= 1) {
- $tar->pushErrorHandling(PEAR_ERROR_RETURN);
- }
- $content = $tar->listContent();
- if ($this->_debug <= 1) {
- $tar->popErrorHandling();
- }
- if (!is_array($content)) {
- if (is_string($file) && strlen($file < 255) && !@is_file($file)) {
- $ret = PEAR::raiseError("could not open file \"$file\"");
- return $ret;
- }
- $file = realpath($file);
- $ret = PEAR::raiseError("Could not get contents of package \"$file\"".
- '. Invalid tgz file.');
- return $ret;
- } else {
- if (!count($content) && !@is_file($file)) {
- $ret = PEAR::raiseError("could not open file \"$file\"");
- return $ret;
- }
- }
- $xml = null;
- $origfile = $file;
- foreach ($content as $file) {
- $name = $file['filename'];
- if ($name == 'package2.xml') { // allow a .tgz to distribute both versions
- $xml = $name;
- break;
- }
- if ($name == 'package.xml') {
- $xml = $name;
- break;
- } elseif (ereg('package.xml$', $name, $match)) {
- $xml = $match[0];
- break;
- }
- }
- if ($this->_tmpdir) {
- $tmpdir = $this->_tmpdir;
- } else {
- $tmpdir = System::mkTemp(array('-d', 'pear'));
- PEAR_PackageFile::addTempFile($tmpdir);
- }
- if (!$xml || !$tar->extractList(array($xml), $tmpdir)) {
- $ret = PEAR::raiseError('could not extract the package.xml file from "' .
- $origfile . '"');
- return $ret;
- }
- $ret = &PEAR_PackageFile::fromPackageFile("$tmpdir/$xml", $state, $origfile);
- return $ret;
- }
-
- /**
- * Create a PEAR_PackageFile_v* from a package.xml file.
- *
- * @access public
- * @param string $descfile name of package xml file
- * @param int $state package state (one of PEAR_VALIDATE_* constants)
- * @param string|false $archive name of the archive this package.xml came
- * from, if any
- * @return PEAR_PackageFile_v1|PEAR_PackageFile_v2
- * @uses PEAR_PackageFile::fromXmlString to create the oject after the
- * XML is loaded from the package.xml file.
- */
- function &fromPackageFile($descfile, $state, $archive = false)
- {
- if (is_string($descfile) && strlen($descfile) < 255 &&
- !@is_file($descfile) || !is_readable($descfile) ||
- (!$fp = @fopen($descfile, 'r'))) {
- $a = PEAR::raiseError("Unable to open $descfile");
- return $a;
- }
-
- // read the whole thing so we only get one cdata callback
- // for each block of cdata
- if (function_exists('file_get_contents')) {
- @fclose($fp);
- $data = file_get_contents($descfile);
- } else {
- $data = '';
- while (!feof($fp)) {
- $data .= @fread($fp, 8192);
- }
- fclose($fp);
- }
- $ret = &PEAR_PackageFile::fromXmlString($data, $state, $descfile, $archive);
- return $ret;
- }
-
-
- /**
- * Create a PEAR_PackageFile_v* from a .tgz archive or package.xml file.
- *
- * 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 $info file name
- * @param int $state package state (one of PEAR_VALIDATE_* constants)
- * @return PEAR_PackageFile_v1|PEAR_PackageFile_v2
- * @uses fromPackageFile() if the file appears to be XML
- * @uses fromTgzFile() to load all non-XML files
- */
- function &fromAnyFile($info, $state)
- {
- $fp = false;
- if (is_string($info) && strlen($info) < 255 &&
- (file_exists($info) || ($fp = @fopen($info, 'r')))) {
- if ($fp) {
- fclose($fp);
- }
- $tmp = substr($info, -4);
- if ($tmp == '.xml') {
- $info = &PEAR_PackageFile::fromPackageFile($info, $state);
- } elseif ($tmp == '.tar' || $tmp == '.tgz') {
- $info = &PEAR_PackageFile::fromTgzFile($info, $state);
- } else {
- $fp = fopen($info, "r");
- $test = fread($fp, 5);
- fclose($fp);
- if ($test == "<?xml") {
- $info = &PEAR_PackageFile::fromPackageFile($info, $state);
- } else {
- $info = &PEAR_PackageFile::fromTgzFile($info, $state);
- }
- }
- } else {
- $info = PEAR::raiseError("Cannot open '$info' for parsing");
- return $info;
- }
- return $info;
- }
- }
-
- ?>