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Editing: Common.php
<?php /** * PEAR_Common, the base class for the PEAR Installer * * 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 0.1.0 * @deprecated File deprecated since Release 1.4.0a1 */ /** * Include error handling */ require_once 'PEAR.php'; /** * PEAR_Common error when an invalid PHP file is passed to PEAR_Common::analyzeSourceCode() */ define('PEAR_COMMON_ERROR_INVALIDPHP', 1); define('_PEAR_COMMON_PACKAGE_NAME_PREG', '[A-Za-z][a-zA-Z0-9_]+'); define('PEAR_COMMON_PACKAGE_NAME_PREG', '/^' . _PEAR_COMMON_PACKAGE_NAME_PREG . '\\z/'); // this should allow: 1, 1.0, 1.0RC1, 1.0dev, 1.0dev123234234234, 1.0a1, 1.0b1, 1.0pl1 define('_PEAR_COMMON_PACKAGE_VERSION_PREG', '\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?'); define('PEAR_COMMON_PACKAGE_VERSION_PREG', '/^' . _PEAR_COMMON_PACKAGE_VERSION_PREG . '\\z/i'); // XXX far from perfect :-) define('_PEAR_COMMON_PACKAGE_DOWNLOAD_PREG', '(' . _PEAR_COMMON_PACKAGE_NAME_PREG . ')(-([.0-9a-zA-Z]+))?'); define('PEAR_COMMON_PACKAGE_DOWNLOAD_PREG', '/^' . _PEAR_COMMON_PACKAGE_DOWNLOAD_PREG . '\\z/'); define('_PEAR_CHANNELS_NAME_PREG', '[A-Za-z][a-zA-Z0-9\.]+'); define('PEAR_CHANNELS_NAME_PREG', '/^' . _PEAR_CHANNELS_NAME_PREG . '\\z/'); // this should allow any dns or IP address, plus a path - NO UNDERSCORES ALLOWED define('_PEAR_CHANNELS_SERVER_PREG', '[a-zA-Z0-9\-]+(?:\.[a-zA-Z0-9\-]+)*(\/[a-zA-Z0-9\-]+)*'); define('PEAR_CHANNELS_SERVER_PREG', '/^' . _PEAR_CHANNELS_SERVER_PREG . '\\z/i'); define('_PEAR_CHANNELS_PACKAGE_PREG', '(' ._PEAR_CHANNELS_SERVER_PREG . ')\/(' . _PEAR_COMMON_PACKAGE_NAME_PREG . ')'); define('PEAR_CHANNELS_PACKAGE_PREG', '/^' . _PEAR_CHANNELS_PACKAGE_PREG . '\\z/i'); define('_PEAR_COMMON_CHANNEL_DOWNLOAD_PREG', '(' . _PEAR_CHANNELS_NAME_PREG . ')::(' . _PEAR_COMMON_PACKAGE_NAME_PREG . ')(-([.0-9a-zA-Z]+))?'); define('PEAR_COMMON_CHANNEL_DOWNLOAD_PREG', '/^' . _PEAR_COMMON_CHANNEL_DOWNLOAD_PREG . '\\z/'); /** * 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','not', 'ne'); /** * Valid file roles * @var array */ $GLOBALS['_PEAR_Common_file_roles'] = array('php','ext','test','doc','data','src','script'); /** * Valid replacement types * @var array */ $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 administration classes. * @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: 1.10.7 * @link http://pear.php.net/package/PEAR * @since Class available since Release 1.4.0a1 * @deprecated This class will disappear, and its components will be spread * into smaller classes, like the AT&T breakup, as of Release 1.4.0a1 */ class PEAR_Common extends PEAR { /** * User Interface object (PEAR_Frontend_* class). If null, * the log() method uses print. * @var object */ var $ui = null; /** * Configuration object (PEAR_Config). * @var PEAR_Config */ var $config = null; /** 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(); var $current_path = null; /** * Flag variable used to mark a valid package file * @var boolean * @access private */ var $_validPackageFile; /** * PEAR_Common constructor * * @access public */ function __construct() { parent::__construct(); $this->config = &PEAR_Config::singleton(); $this->debug = $this->config->get('verbose'); } /** * PEAR_Common destructor * * @access private */ function _PEAR_Common() { // doesn't work due to bug #14744 //$tempfiles = $this->_tempfiles; $tempfiles =& $GLOBALS['_PEAR_Common_tempfiles']; while ($file = array_shift($tempfiles)) { if (@is_dir($file)) { if (!class_exists('System')) { require_once 'System.php'; } System::rm(array('-rf', $file)); } elseif (file_exists($file)) { unlink($file); } } } /** * 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) { if (!class_exists('PEAR_Frontend')) { require_once 'PEAR/Frontend.php'; } PEAR_Frontend::addTempFile($file); } /** * 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) { // Only used in Installer - move it there ? $this->log(2, "+ create dir $dir"); if (!class_exists('System')) { require_once 'System.php'; } return System::mkDir(array('-p', $dir)); } /** * Logging method. * * @param int $level log level (0 is quiet, higher is noisier) * @param string $msg message to write to the log * * @return void */ public function log($level, $msg, $append_crlf = true) { if ($this->debug >= $level) { if (!class_exists('PEAR_Frontend')) { require_once 'PEAR/Frontend.php'; } $ui = &PEAR_Frontend::singleton(); if (is_a($ui, 'PEAR_Frontend')) { $ui->log($msg, $append_crlf); } else { print "$msg\n"; } } } /** * Create and register a temporary directory. * * @param string $tmpdir (optional) Directory to use as tmpdir. * Will use system defaults (for example * /tmp or c:\windows\temp) if not specified * * @return string name of created directory * * @access public */ function mkTempDir($tmpdir = '') { $topt = $tmpdir ? array('-t', $tmpdir) : array(); $topt = array_merge($topt, array('-d', 'pear')); if (!class_exists('System')) { require_once 'System.php'; } if (!$tmpdir = System::mktemp($topt)) { return false; } $this->addTempFile($tmpdir); return $tmpdir; } /** * Set object that represents the frontend to be used. * * @param object Reference of the frontend object * @return void * @access public */ function setFrontendObject(&$ui) { $this->ui = &$ui; } /** * Return an array containing all of the states that are more stable than * or equal to the passed in state * * @param string Release state * @param boolean Determines whether to include $state in the list * @return false|array False if $state is not a valid release state */ function betterStates($state, $include = false) { static $states = array('snapshot', 'devel', 'alpha', 'beta', 'stable'); $i = array_search($state, $states); if ($i === false) { return false; } if ($include) { $i--; } return array_slice($states, $i + 1); } /** * Get the valid roles for a PEAR package maintainer * * @return array */ public static function getUserRoles() { return $GLOBALS['_PEAR_Common_maintainer_roles']; } /** * Get the valid package release states of packages * * @return array */ public static function getReleaseStates() { return $GLOBALS['_PEAR_Common_release_states']; } /** * Get the implemented dependency types (php, ext, pkg etc.) * * @return array */ public static function getDependencyTypes() { return $GLOBALS['_PEAR_Common_dependency_types']; } /** * Get the implemented dependency relations (has, lt, ge etc.) * * @return array */ public static function getDependencyRelations() { return $GLOBALS['_PEAR_Common_dependency_relations']; } /** * Get the implemented file roles * * @return array */ public static function getFileRoles() { return $GLOBALS['_PEAR_Common_file_roles']; } /** * Get the implemented file replacement types in * * @return array */ public static function getReplacementTypes() { return $GLOBALS['_PEAR_Common_replacement_types']; } /** * Get the implemented file replacement types in * * @return array */ public static function getProvideTypes() { return $GLOBALS['_PEAR_Common_provide_types']; } /** * Get the implemented file replacement types in * * @return array */ public static function getScriptPhases() { return $GLOBALS['_PEAR_Common_script_phases']; } /** * 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); } /** * Test whether a string contains a valid package version. * * @param string $ver the package version to test * * @return bool * * @access public */ function validPackageVersion($ver) { return (bool)preg_match(PEAR_COMMON_PACKAGE_VERSION_PREG, $ver); } /** * @param string $path relative or absolute include path * @return boolean */ public static function isIncludeable($path) { if (file_exists($path) && is_readable($path)) { return true; } $ipath = explode(PATH_SEPARATOR, ini_get('include_path')); foreach ($ipath as $include) { $test = realpath($include . DIRECTORY_SEPARATOR . $path); if (file_exists($test) && is_readable($test)) { return true; } } return false; } function _postProcessChecks($pf) { if (!PEAR::isError($pf)) { return $this->_postProcessValidPackagexml($pf); } $errs = $pf->getUserinfo(); if (is_array($errs)) { foreach ($errs as $error) { $e = $this->raiseError($error['message'], $error['code'], null, null, $error); } } return $pf; } /** * Returns information about a package file. Expects the name of * a gzipped tar file as input. * * @param string $file name of .tgz file * * @return array array with package information * * @access public * @deprecated use PEAR_PackageFile->fromTgzFile() instead * */ function infoFromTgzFile($file) { $packagefile = new PEAR_PackageFile($this->config); $pf = &$packagefile->fromTgzFile($file, PEAR_VALIDATE_NORMAL); return $this->_postProcessChecks($pf); } /** * Returns information about a package file. Expects the name of * a package xml file as input. * * @param string $descfile name of package xml file * * @return array array with package information * * @access public * @deprecated use PEAR_PackageFile->fromPackageFile() instead * */ function infoFromDescriptionFile($descfile) { $packagefile = new PEAR_PackageFile($this->config); $pf = &$packagefile->fromPackageFile($descfile, PEAR_VALIDATE_NORMAL); return $this->_postProcessChecks($pf); } /** * Returns information about a package file. Expects the contents * of a package xml file as input. * * @param string $data contents of package.xml file * * @return array array with package information * * @access public * @deprecated use PEAR_PackageFile->fromXmlstring() instead * */ function infoFromString($data) { $packagefile = new PEAR_PackageFile($this->config); $pf = &$packagefile->fromXmlString($data, PEAR_VALIDATE_NORMAL, false); return $this->_postProcessChecks($pf); } /** * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2 * @return array */ function _postProcessValidPackagexml(&$pf) { if (!is_a($pf, 'PEAR_PackageFile_v2')) { $this->pkginfo = $pf->toArray(); return $this->pkginfo; } // sort of make this into a package.xml 1.0-style array // changelog is not converted to old format. $arr = $pf->toArray(true); $arr = array_merge($arr, $arr['old']); unset($arr['old'], $arr['xsdversion'], $arr['contents'], $arr['compatible'], $arr['channel'], $arr['uri'], $arr['dependencies'], $arr['phprelease'], $arr['extsrcrelease'], $arr['zendextsrcrelease'], $arr['extbinrelease'], $arr['zendextbinrelease'], $arr['bundle'], $arr['lead'], $arr['developer'], $arr['helper'], $arr['contributor']); $arr['filelist'] = $pf->getFilelist(); $this->pkginfo = $arr; return $arr; } /** * Returns package information from different sources * * This method is able to extract information about a package * from a .tgz archive or from a XML package definition file. * * @access public * @param string Filename of the source ('package.xml', '<package>.tgz') * @return string * @deprecated use PEAR_PackageFile->fromAnyFile() instead */ function infoFromAny($info) { if (is_string($info) && file_exists($info)) { $packagefile = new PEAR_PackageFile($this->config); $pf = &$packagefile->fromAnyFile($info, PEAR_VALIDATE_NORMAL); if (PEAR::isError($pf)) { $errs = $pf->getUserinfo(); if (is_array($errs)) { foreach ($errs as $error) { $e = $this->raiseError($error['message'], $error['code'], null, null, $error); } } return $pf; } return $this->_postProcessValidPackagexml($pf); } return $info; } /** * Return an XML document based on the package info (as returned * by the PEAR_Common::infoFrom* methods). * * @param array $pkginfo package info * * @return string XML data * * @access public * @deprecated use a PEAR_PackageFile_v* object's generator instead */ function xmlFromInfo($pkginfo) { $config = &PEAR_Config::singleton(); $packagefile = new PEAR_PackageFile($config); $pf = &$packagefile->fromArray($pkginfo); $gen = &$pf->getDefaultGenerator(); return $gen->toXml(PEAR_VALIDATE_PACKAGING); } /** * Validate XML package definition file. * * @param string $info Filename of the package archive or of the * package definition file * @param array $errors Array that will contain the errors * @param array $warnings Array that will contain the warnings * @param string $dir_prefix (optional) directory where source files * may be found, or empty if they are not available * @access public * @return boolean * @deprecated use the validation of PEAR_PackageFile objects */ function validatePackageInfo($info, &$errors, &$warnings, $dir_prefix = '') { $config = &PEAR_Config::singleton(); $packagefile = new PEAR_PackageFile($config); PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN); if (strpos($info, '<?xml') !== false) { $pf = &$packagefile->fromXmlString($info, PEAR_VALIDATE_NORMAL, ''); } else { $pf = &$packagefile->fromAnyFile($info, PEAR_VALIDATE_NORMAL); } PEAR::staticPopErrorHandling(); if (PEAR::isError($pf)) { $errs = $pf->getUserinfo(); if (is_array($errs)) { foreach ($errs as $error) { if ($error['level'] == 'error') { $errors[] = $error['message']; } else { $warnings[] = $error['message']; } } } return false; } return true; } /** * Build a "provides" array from data returned by * analyzeSourceCode(). The format of the built array is like * this: * * array( * 'class;MyClass' => 'array('type' => 'class', 'name' => 'MyClass'), * ... * ) * * * @param array $srcinfo array with information about a source file * as returned by the analyzeSourceCode() method. * * @return void * * @access public * */ function buildProvidesArray($srcinfo) { $file = basename($srcinfo['source_file']); $pn = ''; if (isset($this->_packageName)) { $pn = $this->_packageName; } $pnl = strlen($pn); foreach ($srcinfo['declared_classes'] as $class) { $key = "class;$class"; if (isset($this->pkginfo['provides'][$key])) { continue; } $this->pkginfo['provides'][$key] = array('file'=> $file, 'type' => 'class', 'name' => $class); if (isset($srcinfo['inheritance'][$class])) { $this->pkginfo['provides'][$key]['extends'] = $srcinfo['inheritance'][$class]; } } foreach ($srcinfo['declared_methods'] as $class => $methods) { foreach ($methods as $method) { $function = "$class::$method"; $key = "function;$function"; if ($method{0} == '_' || !strcasecmp($method, $class) || isset($this->pkginfo['provides'][$key])) { continue; } $this->pkginfo['provides'][$key] = array('file'=> $file, 'type' => 'function', 'name' => $function); } } foreach ($srcinfo['declared_functions'] as $function) { $key = "function;$function"; if ($function{0} == '_' || isset($this->pkginfo['provides'][$key])) { continue; } if (!strstr($function, '::') && strncasecmp($function, $pn, $pnl)) { $warnings[] = "in1 " . $file . ": function \"$function\" not prefixed with package name \"$pn\""; } $this->pkginfo['provides'][$key] = array('file'=> $file, 'type' => 'function', 'name' => $function); } } /** * Analyze the source code of the given PHP file * * @param string Filename of the PHP file * @return mixed * @access public */ function analyzeSourceCode($file) { if (!class_exists('PEAR_PackageFile_v2_Validator')) { require_once 'PEAR/PackageFile/v2/Validator.php'; } $a = new PEAR_PackageFile_v2_Validator; return $a->analyzeSourceCode($file); } function detectDependencies($any, $status_callback = null) { if (!function_exists("token_get_all")) { return false; } if (PEAR::isError($info = $this->infoFromAny($any))) { return $this->raiseError($info); } if (!is_array($info)) { return false; } $deps = array(); $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']); $decl_f = @array_merge($decl_f, $tmp['declared_functions']); $decl_m = @array_merge($decl_m, $tmp['declared_methods']); $inheri = @array_merge($inheri, $tmp['inheritance']); } $used_c = array_unique($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, 'declared_methods' => $decl_m, 'declared_functions' => $decl_f, 'undeclared_classes' => $undecl_c, 'inheritance' => $inheri, ); } /** * 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 * @param false|string|array $lastmodified header values to check against * for caching * use false to return the header * values from this download * @param false|array $accept Accept headers to send * @param false|string $channel Channel to use for retrieving * authentication * * @return mixed 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(). If caching is requested, then return the header * values. * If $lastmodified was given and the there are no changes, * boolean false is returned. * * @access public */ function downloadHttp( $url, &$ui, $save_dir = '.', $callback = null, $lastmodified = null, $accept = false, $channel = false ) { if (!class_exists('PEAR_Downloader')) { require_once 'PEAR/Downloader.php'; } return PEAR_Downloader::_downloadHttp( $this, $url, $ui, $save_dir, $callback, $lastmodified, $accept, $channel ); } } require_once 'PEAR/Config.php'; require_once 'PEAR/PackageFile.php';
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