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<?php
/**
* PEAR_Validate
*
* PHP versions 4 and 5
*
* @category pear
* @package PEAR
* @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 1.4.0a1
*/
/**#@+
* Constants for install stage
*/
define('PEAR_VALIDATE_INSTALLING', 1);
define('PEAR_VALIDATE_UNINSTALLING', 2); // this is not bit-mapped like the others
define('PEAR_VALIDATE_NORMAL', 3);
define('PEAR_VALIDATE_DOWNLOADING', 4); // this is not bit-mapped like the others
define('PEAR_VALIDATE_PACKAGING', 7);
/**#@-*/
require_once 'PEAR/Common.php';
require_once 'PEAR/Validator/PECL.php';
/**
* Validation class for package.xml - channel-level advanced validation
* @category pear
* @package PEAR
* @author Greg Beaver <cellog@php.net>
* @copyright 1997-2009 The Authors
* @license http://opensource.org/licenses/bsd-license.php New BSD License
* @version Release: @package_version@
* @link http://pear.php.net/package/PEAR
* @since Class available since Release 1.4.0a1
*/
class PEAR_Validate
{
var $packageregex = _PEAR_COMMON_PACKAGE_NAME_PREG;
/**
* @var PEAR_PackageFile_v1|PEAR_PackageFile_v2
*/
var $_packagexml;
/**
* @var int one of the PEAR_VALIDATE_* constants
*/
var $_state = PEAR_VALIDATE_NORMAL;
/**
* Format: ('error' => array('field' => name, 'reason' => reason), 'warning' => same)
* @var array
* @access private
*/
var $_failures = array('error' => array(), 'warning' => array());
/**
* Override this method to handle validation of normal package names
* @param string
* @return bool
* @access protected
*/
function _validPackageName($name)
{
return (bool) preg_match('/^' . $this->packageregex . '\\z/', $name);
}
/**
* @param string package name to validate
* @param string name of channel-specific validation package
* @final
*/
function validPackageName($name, $validatepackagename = false)
{
if ($validatepackagename) {
if (strtolower($name) == strtolower($validatepackagename)) {
return (bool) preg_match('/^[a-zA-Z0-9_]+(?:\.[a-zA-Z0-9_]+)*\\z/', $name);
}
}
return $this->_validPackageName($name);
}
/**
* This validates a bundle name, and bundle names must conform
* to the PEAR naming convention, so the method is final and static.
* @param string
* @final
*/
public static function validGroupName($name)
{
return (bool) preg_match('/^' . _PEAR_COMMON_PACKAGE_NAME_PREG . '\\z/', $name);
}
/**
* Determine whether $state represents a valid stability level
* @param string
* @return bool
* @final
*/
public static function validState($state)
{
return in_array($state, array('snapshot', 'devel', 'alpha', 'beta', 'stable'));
}
/**
* Get a list of valid stability levels
* @return array
* @final
*/
public static function getValidStates()
{
return array('snapshot', 'devel', 'alpha', 'beta', 'stable');
}
/**
* Determine whether a version is a properly formatted version number that can be used
* by version_compare
* @param string
* @return bool
* @final
*/
public static function validVersion($ver)
{
return (bool) preg_match(PEAR_COMMON_PACKAGE_VERSION_PREG, $ver);
}
/**
* @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
*/
function setPackageFile(&$pf)
{
$this->_packagexml = &$pf;
}
/**
* @access private
*/
function _addFailure($field, $reason)
{
$this->_failures['errors'][] = array('field' => $field, 'reason' => $reason);
}
/**
* @access private
*/
function _addWarning($field, $reason)
{
$this->_failures['warnings'][] = array('field' => $field, 'reason' => $reason);
}
function getFailures()
{
$failures = $this->_failures;
$this->_failures = array('warnings' => array(), 'errors' => array());
return $failures;
}
/**
* @param int one of the PEAR_VALIDATE_* constants
*/
function validate($state = null)
{
if (!isset($this->_packagexml)) {
return false;
}
if ($state !== null) {
$this->_state = $state;
}
$this->_failures = array('warnings' => array(), 'errors' => array());
$this->validatePackageName();
$this->validateVersion();
$this->validateMaintainers();
$this->validateDate();
$this->validateSummary();
$this->validateDescription();
$this->validateLicense();
$this->validateNotes();
if ($this->_packagexml->getPackagexmlVersion() == '1.0') {
$this->validateState();
$this->validateFilelist();
} elseif ($this->_packagexml->getPackagexmlVersion() == '2.0' ||
$this->_packagexml->getPackagexmlVersion() == '2.1') {
$this->validateTime();
$this->validateStability();
$this->validateDeps();
$this->validateMainFilelist();
$this->validateReleaseFilelist();
//$this->validateGlobalTasks();
$this->validateChangelog();
}
return !((bool) count($this->_failures['errors']));
}
/**
* @access protected
*/
function validatePackageName()
{
if ($this->_state == PEAR_VALIDATE_PACKAGING ||
$this->_state == PEAR_VALIDATE_NORMAL) {
if (($this->_packagexml->getPackagexmlVersion() == '2.0' ||
$this->_packagexml->getPackagexmlVersion() == '2.1') &&
$this->_packagexml->getExtends()) {
$version = $this->_packagexml->getVersion() . '';
$name = $this->_packagexml->getPackage();
$a = explode('.', $version);
$test = array_shift($a);
if ($test == '0') {
return true;
}
$vlen = strlen($test);
$majver = substr($name, strlen($name) - $vlen);
while ($majver && !is_numeric($majver{0})) {
$majver = substr($majver, 1);
}
if ($majver != $test) {
$this->_addWarning('package', "package $name extends package " .
$this->_packagexml->getExtends() . ' and so the name should ' .
'have a postfix equal to the major version like "' .
$this->_packagexml->getExtends() . $test . '"');
return true;
} elseif (substr($name, 0, strlen($name) - $vlen) !=
$this->_packagexml->getExtends()) {
$this->_addWarning('package', "package $name extends package " .
$this->_packagexml->getExtends() . ' and so the name must ' .
'be an extension like "' . $this->_packagexml->getExtends() .
$test . '"');
return true;
}
}
}
if (!$this->validPackageName($this->_packagexml->getPackage())) {
$this->_addFailure('name', 'package name "' .
$this->_packagexml->getPackage() . '" is invalid');
return false;
}
}
/**
* @access protected
*/
function validateVersion()
{
if ($this->_state != PEAR_VALIDATE_PACKAGING) {
if (!$this->validVersion($this->_packagexml->getVersion())) {
$this->_addFailure('version',
'Invalid version number "' . $this->_packagexml->getVersion() . '"');
}
return false;
}
$version = $this->_packagexml->getVersion();
$versioncomponents = explode('.', $version);
if (count($versioncomponents) != 3) {
$this->_addWarning('version',
'A version number should have 3 decimals (x.y.z)');
return true;
}
$name = $this->_packagexml->getPackage();
// version must be based upon state
switch ($this->_packagexml->getState()) {
case 'snapshot' :
return true;
case 'devel' :
if ($versioncomponents[0] . 'a' == '0a') {
return true;
}
if ($versioncomponents[0] == 0) {
$versioncomponents[0] = '0';
$this->_addWarning('version',
'version "' . $version . '" should be "' .
implode('.' ,$versioncomponents) . '"');
} else {
$this->_addWarning('version',
'packages with devel stability must be < version 1.0.0');
}
return true;
break;
case 'alpha' :
case 'beta' :
// check for a package that extends a package,
// like Foo and Foo2
if ($this->_state == PEAR_VALIDATE_PACKAGING) {
if (substr($versioncomponents[2], 1, 2) == 'rc') {
$this->_addFailure('version', 'Release Candidate versions ' .
'must have capital RC, not lower-case rc');
return false;
}
}
if (!$this->_packagexml->getExtends()) {
if ($versioncomponents[0] == '1') {
if ($versioncomponents[2]{0} == '0') {
if ($versioncomponents[2] == '0') {
// version 1.*.0000
$this->_addWarning('version',
'version 1.' . $versioncomponents[1] .
'.0 probably should not be alpha or beta');
return true;
} elseif (strlen($versioncomponents[2]) > 1) {
// version 1.*.0RC1 or 1.*.0beta24 etc.
return true;
} else {
// version 1.*.0
$this->_addWarning('version',
'version 1.' . $versioncomponents[1] .
'.0 probably should not be alpha or beta');
return true;
}
} else {
$this->_addWarning('version',
'bugfix versions (1.3.x where x > 0) probably should ' .
'not be alpha or beta');
return true;
}
} elseif ($versioncomponents[0] != '0') {
$this->_addWarning('version',
'major versions greater than 1 are not allowed for packages ' .
'without an <extends> tag or an identical postfix (foo2 v2.0.0)');
return true;
}
if ($versioncomponents[0] . 'a' == '0a') {
return true;
}
if ($versioncomponents[0] == 0) {
$versioncomponents[0] = '0';
$this->_addWarning('version',
'version "' . $version . '" should be "' .
implode('.' ,$versioncomponents) . '"');
}
} else {
$vlen = strlen($versioncomponents[0] . '');
$majver = substr($name, strlen($name) - $vlen);
while ($majver && !is_numeric($majver{0})) {
$majver = substr($majver, 1);
}
if (($versioncomponents[0] != 0) && $majver != $versioncomponents[0]) {
$this->_addWarning('version', 'first version number "' .
$versioncomponents[0] . '" must match the postfix of ' .
'package name "' . $name . '" (' .
$majver . ')');
return true;
}
if ($versioncomponents[0] == $majver) {
if ($versioncomponents[2]{0} == '0') {
if ($versioncomponents[2] == '0') {
// version 2.*.0000
$this->_addWarning('version',
"version $majver." . $versioncomponents[1] .
'.0 probably should not be alpha or beta');
return false;
} elseif (strlen($versioncomponents[2]) > 1) {
// version 2.*.0RC1 or 2.*.0beta24 etc.
return true;
} else {
// version 2.*.0
$this->_addWarning('version',
"version $majver." . $versioncomponents[1] .
'.0 cannot be alpha or beta');
return true;
}
} else {
$this->_addWarning('version',
"bugfix versions ($majver.x.y where y > 0) should " .
'not be alpha or beta');
return true;
}
} elseif ($versioncomponents[0] != '0') {
$this->_addWarning('version',
"only versions 0.x.y and $majver.x.y are allowed for alpha/beta releases");
return true;
}
if ($versioncomponents[0] . 'a' == '0a') {
return true;
}
if ($versioncomponents[0] == 0) {
$versioncomponents[0] = '0';
$this->_addWarning('version',
'version "' . $version . '" should be "' .
implode('.' ,$versioncomponents) . '"');
}
}
return true;
break;
case 'stable' :
if ($versioncomponents[0] == '0') {
$this->_addWarning('version', 'versions less than 1.0.0 cannot ' .
'be stable');
return true;
}
if (!is_numeric($versioncomponents[2])) {
if (preg_match('/\d+(rc|a|alpha|b|beta)\d*/i',
$versioncomponents[2])) {
$this->_addWarning('version', 'version "' . $version . '" or any ' .
'RC/beta/alpha version cannot be stable');
return true;
}
}
// check for a package that extends a package,
// like Foo and Foo2
if ($this->_packagexml->getExtends()) {
$vlen = strlen($versioncomponents[0] . '');
$majver = substr($name, strlen($name) - $vlen);
while ($majver && !is_numeric($majver{0})) {
$majver = substr($majver, 1);
}
if (($versioncomponents[0] != 0) && $majver != $versioncomponents[0]) {
$this->_addWarning('version', 'first version number "' .
$versioncomponents[0] . '" must match the postfix of ' .
'package name "' . $name . '" (' .
$majver . ')');
return true;
}
} elseif ($versioncomponents[0] > 1) {
$this->_addWarning('version', 'major version x in x.y.z may not be greater than ' .
'1 for any package that does not have an <extends> tag');
}
return true;
break;
default :
return false;
break;
}
}
/**
* @access protected
*/
function validateMaintainers()
{
// maintainers can only be truly validated server-side for most channels
// but allow this customization for those who wish it
return true;
}
/**
* @access protected
*/
function validateDate()
{
if ($this->_state == PEAR_VALIDATE_NORMAL ||
$this->_state == PEAR_VALIDATE_PACKAGING) {
if (!preg_match('/(\d\d\d\d)\-(\d\d)\-(\d\d)/',
$this->_packagexml->getDate(), $res) ||
count($res) < 4
|| !checkdate($res[2], $res[3], $res[1])
) {
$this->_addFailure('date', 'invalid release date "' .
$this->_packagexml->getDate() . '"');
return false;
}
if ($this->_state == PEAR_VALIDATE_PACKAGING &&
$this->_packagexml->getDate() != date('Y-m-d')) {
$this->_addWarning('date', 'Release Date "' .
$this->_packagexml->getDate() . '" is not today');
}
}
return true;
}
/**
* @access protected
*/
function validateTime()
{
if (!$this->_packagexml->getTime()) {
// default of no time value set
return true;
}
// packager automatically sets time, so only validate if pear validate is called
if ($this->_state = PEAR_VALIDATE_NORMAL) {
if (!preg_match('/\d\d:\d\d:\d\d/',
$this->_packagexml->getTime())) {
$this->_addFailure('time', 'invalid release time "' .
$this->_packagexml->getTime() . '"');
return false;
}
$result = preg_match('|\d{2}\:\d{2}\:\d{2}|', $this->_packagexml->getTime(), $matches);
if ($result === false || empty($matches)) {
$this->_addFailure('time', 'invalid release time "' .
$this->_packagexml->getTime() . '"');
return false;
}
}
return true;
}
/**
* @access protected
*/
function validateState()
{
// this is the closest to "final" php4 can get
if (!PEAR_Validate::validState($this->_packagexml->getState())) {
if (strtolower($this->_packagexml->getState() == 'rc')) {
$this->_addFailure('state', 'RC is not a state, it is a version ' .
'postfix, use ' . $this->_packagexml->getVersion() . 'RC1, state beta');
}
$this->_addFailure('state', 'invalid release state "' .
$this->_packagexml->getState() . '", must be one of: ' .
implode(', ', PEAR_Validate::getValidStates()));
return false;
}
return true;
}
/**
* @access protected
*/
function validateStability()
{
$ret = true;
$packagestability = $this->_packagexml->getState();
$apistability = $this->_packagexml->getState('api');
if (!PEAR_Validate::validState($packagestability)) {
$this->_addFailure('state', 'invalid release stability "' .
$this->_packagexml->getState() . '", must be one of: ' .
implode(', ', PEAR_Validate::getValidStates()));
$ret = false;
}
$apistates = PEAR_Validate::getValidStates();
array_shift($apistates); // snapshot is not allowed
if (!in_array($apistability, $apistates)) {
$this->_addFailure('state', 'invalid API stability "' .
$this->_packagexml->getState('api') . '", must be one of: ' .
implode(', ', $apistates));
$ret = false;
}
return $ret;
}
/**
* @access protected
*/
function validateSummary()
{
return true;
}
/**
* @access protected
*/
function validateDescription()
{
return true;
}
/**
* @access protected
*/
function validateLicense()
{
return true;
}
/**
* @access protected
*/
function validateNotes()
{
return true;
}
/**
* for package.xml 2.0 only - channels can't use package.xml 1.0
* @access protected
*/
function validateDependencies()
{
return true;
}
/**
* for package.xml 1.0 only
* @access private
*/
function _validateFilelist()
{
return true; // placeholder for now
}
/**
* for package.xml 2.0 only
* @access protected
*/
function validateMainFilelist()
{
return true; // placeholder for now
}
/**
* for package.xml 2.0 only
* @access protected
*/
function validateReleaseFilelist()
{
return true; // placeholder for now
}
/**
* @access protected
*/
function validateChangelog()
{
return true;
}
/**
* @access protected
*/
function validateFilelist()
{
return true;
}
/**
* @access protected
*/
function validateDeps()
{
return true;
}
}