validator.php

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    {
        if (!is_array($list) || !isset($list['bundledpackage'])) {
            return $this->_NoBundledPackages();
        }
        if (!is_array($list['bundledpackage']) || !isset($list['bundledpackage'][0])) {
            return $this->_AtLeast2BundledPackages();
        }
        foreach ($list['bundledpackage'] as $package) {
            if (!is_string($package)) {
                $this->_bundledPackagesMustBeFilename();
            }
        }
    }

    function _validateFilelist($list = false, $allowignore = false, $dirs = '')
    {
        $iscontents = false;
        if (!$list) {
            $iscontents = true;
            $list = $this->_packageInfo['contents'];
            if (isset($this->_packageInfo['bundle'])) {
                return $this->_validateBundle($list);
            }
        }
        if ($allowignore) {
            $struc = array(
                '*install->name->as',
                '*ignore->name'
            );
        } else {
            $struc = array(
                '*dir->name->?baseinstalldir',
                '*file->name->role->?baseinstalldir->?md5sum'
            );
            if (isset($list['dir']) && isset($list['file'])) {
                // stave off validation errors without requiring a set order.
                $_old = $list;
                if (isset($list['attribs'])) {
                    $list = array('attribs' => $_old['attribs']);
                }
                $list['dir'] = $_old['dir'];
                $list['file'] = $_old['file'];
            }
        }
        if (!isset($list['attribs']) || !isset($list['attribs']['name'])) {
            $unknown = $allowignore ? '<filelist>' : '<dir name="*unknown*">';
            $dirname = $iscontents ? '<contents>' : $unknown;
        } else {
            $dirname = '<dir name="' . $list['attribs']['name'] . '">';
            if (preg_match('~/\.\.?(/|\\z)|^\.\.?/~',
                          str_replace('\\', '/', $list['attribs']['name']))) {
                // file contains .. parent directory or . cur directory
                $this->_invalidDirName($list['attribs']['name']);
            }
        }
        $res = $this->_stupidSchemaValidate($struc, $list, $dirname);
        if ($allowignore && $res) {
            $ignored_or_installed = array();
            $this->_pf->getFilelist();
            $fcontents = $this->_pf->getContents();
            $filelist = array();
            if (!isset($fcontents['dir']['file'][0])) {
                $fcontents['dir']['file'] = array($fcontents['dir']['file']);
            }
            foreach ($fcontents['dir']['file'] as $file) {
                $filelist[$file['attribs']['name']] = true;
            }
            if (isset($list['install'])) {
                if (!isset($list['install'][0])) {
                    $list['install'] = array($list['install']);
                }
                foreach ($list['install'] as $file) {
                    if (!isset($filelist[$file['attribs']['name']])) {
                        $this->_notInContents($file['attribs']['name'], 'install');
                        continue;
                    }
                    if (array_key_exists($file['attribs']['name'], $ignored_or_installed)) {
                        $this->_multipleInstallAs($file['attribs']['name']);
                    }
                    if (!isset($ignored_or_installed[$file['attribs']['name']])) {
                        $ignored_or_installed[$file['attribs']['name']] = array();
                    }
                    $ignored_or_installed[$file['attribs']['name']][] = 1;
                    if (preg_match('~/\.\.?(/|\\z)|^\.\.?/~',
                                  str_replace('\\', '/', $file['attribs']['as']))) {
                        // file contains .. parent directory or . cur directory references
                        $this->_invalidFileInstallAs($file['attribs']['name'],
                            $file['attribs']['as']);
                    }
                }
            }
            if (isset($list['ignore'])) {
                if (!isset($list['ignore'][0])) {
                    $list['ignore'] = array($list['ignore']);
                }
                foreach ($list['ignore'] as $file) {
                    if (!isset($filelist[$file['attribs']['name']])) {
                        $this->_notInContents($file['attribs']['name'], 'ignore');
                        continue;
                    }
                    if (array_key_exists($file['attribs']['name'], $ignored_or_installed)) {
                        $this->_ignoreAndInstallAs($file['attribs']['name']);
                    }
                }
            }
        }
        if (!$allowignore && isset($list['file'])) {
            if (is_string($list['file'])) {
                $this->_oldStyleFileNotAllowed();
                return false;
            }
            if (!isset($list['file'][0])) {
                // single file
                $list['file'] = array($list['file']);
            }
            foreach ($list['file'] as $i => $file)
            {
                if (isset($file['attribs']) && isset($file['attribs']['name'])) {
                    if ($file['attribs']['name']{0} == '.' &&
                          $file['attribs']['name']{1} == '/') {
                        // name is something like "./doc/whatever.txt"
                        $this->_invalidFileName($file['attribs']['name'], $dirname);
                    }
                    if (preg_match('~/\.\.?(/|\\z)|^\.\.?/~',
                                  str_replace('\\', '/', $file['attribs']['name']))) {
                        // file contains .. parent directory or . cur directory
                        $this->_invalidFileName($file['attribs']['name'], $dirname);
                    }
                }
                if (isset($file['attribs']) && isset($file['attribs']['role'])) {
                    if (!$this->_validateRole($file['attribs']['role'])) {
                        if (isset($this->_packageInfo['usesrole'])) {
                            $roles = $this->_packageInfo['usesrole'];
                            if (!isset($roles[0])) {
                                $roles = array($roles);
                            }
                            foreach ($roles as $role) {
                                if ($role['role'] = $file['attribs']['role']) {
                                    $msg = 'This package contains role "%role%" and requires ' .
                                        'package "%package%" to be used';
                                    if (isset($role['uri'])) {
                                        $params = array('role' => $role['role'],
                                            'package' => $role['uri']);
                                    } else {
                                        $params = array('role' => $role['role'],
                                            'package' => $this->_pf->_registry->
                                            parsedPackageNameToString(array('package' =>
                                                $role['package'], 'channel' => $role['channel']),
                                                true));
                                    }
                                    $this->_stack->push('_mustInstallRole', 'error', $params, $msg);
                                }
                            }
                        }
                        $this->_invalidFileRole($file['attribs']['name'],
                            $dirname, $file['attribs']['role']);
                    }
                }
                if (!isset($file['attribs'])) {
                    continue;
                }
                $save = $file['attribs'];
                if ($dirs) {
                    $save['name'] = $dirs . '/' . $save['name'];
                }
                unset($file['attribs']);
                if (count($file) && $this->_curState != PEAR_VALIDATE_DOWNLOADING) { // has tasks
                    foreach ($file as $task => $value) {
                        if ($tagClass = $this->_pf->getTask($task)) {
                            if (!is_array($value) || !isset($value[0])) {
                                $value = array($value);
                            }
                            foreach ($value as $v) {
                                $ret = call_user_func(array($tagClass, 'validateXml'),
                                    $this->_pf, $v, $this->_pf->_config, $save);
                                if (is_array($ret)) {
                                    $this->_invalidTask($task, $ret, isset($save['name']) ?
                                        $save['name'] : '');
                                }
                            }
                        } else {
                            if (isset($this->_packageInfo['usestask'])) {
                                $roles = $this->_packageInfo['usestask'];
                                if (!isset($roles[0])) {
                                    $roles = array($roles);
                                }
                                foreach ($roles as $role) {
                                    if ($role['task'] = $task) {
                                        $msg = 'This package contains task "%task%" and requires ' .
                                            'package "%package%" to be used';
                                        if (isset($role['uri'])) {
                                            $params = array('task' => $role['task'],
                                                'package' => $role['uri']);
                                        } else {
                                            $params = array('task' => $role['task'],
                                                'package' => $this->_pf->_registry->
                                                parsedPackageNameToString(array('package' =>
                                                    $role['package'], 'channel' => $role['channel']),
                                                    true));
                                        }
                                        $this->_stack->push('_mustInstallTask', 'error',
                                            $params, $msg);
                                    }
                                }
                            }
                            $this->_unknownTask($task, $save['name']);
                        }
                    }
                }
            }
        }
        if (isset($list['ignore'])) {
            if (!$allowignore) {
                $this->_ignoreNotAllowed('ignore');
            }
        }
        if (isset($list['install'])) {
            if (!$allowignore) {
                $this->_ignoreNotAllowed('install');
            }
        }
        if (isset($list['file'])) {
            if ($allowignore) {
                $this->_fileNotAllowed('file');
            }
        }
        if (isset($list['dir'])) {
            if ($allowignore) {
                $this->_fileNotAllowed('dir');
            } else {
                if (!isset($list['dir'][0])) {
                    $list['dir'] = array($list['dir']);
                }
                foreach ($list['dir'] as $dir) {
                    if (isset($dir['attribs']) && isset($dir['attribs']['name'])) {
                        if ($dir['attribs']['name'] == '/' ||
                              !isset($this->_packageInfo['contents']['dir']['dir'])) {
                            // always use nothing if the filelist has already been flattened
                            $newdirs = '';
                        } elseif ($dirs == '') {
                            $newdirs = $dir['attribs']['name'];
                        } else {
                            $newdirs = $dirs . '/' . $dir['attribs']['name'];
                        }
                    } else {
                        $newdirs = $dirs;
                    }
                    $this->_validateFilelist($dir, $allowignore, $newdirs);
                }
            }
        }
    }

    function _validateRelease()
    {
        if (isset($this->_packageInfo['phprelease'])) {
            $release = 'phprelease';
            if (isset($this->_packageInfo['providesextension'])) {
                $this->_cannotProvideExtension($release);
            }
            if (isset($this->_packageInfo['srcpackage']) || isset($this->_packageInfo['srcuri'])) {
                $this->_cannotHaveSrcpackage($release);
            }
            $releases = $this->_packageInfo['phprelease'];
            if (!is_array($releases)) {
                return true;
            }
            if (!isset($releases[0])) {
                $releases = array($releases);
            }
            foreach ($releases as $rel) {
                $this->_stupidSchemaValidate(array(
                    '*installconditions',
                    '*filelist',
                ), $rel, '<phprelease>');
            }
        }
        foreach (array('', 'zend') as $prefix) {
            $releasetype = $prefix . 'extsrcrelease';
            if (isset($this->_packageInfo[$releasetype])) {
                $release = $releasetype;
                if (!isset($this->_packageInfo['providesextension'])) {
                    $this->_mustProvideExtension($release);
                }
                if (isset($this->_packageInfo['srcpackage']) || isset($this->_packageInfo['srcuri'])) {
                    $this->_cannotHaveSrcpackage($release);
                }
                $releases = $this->_packageInfo[$releasetype];
                if (!is_array($releases)) {
                    return true;
                }
                if (!isset($releases[0])) {
                    $releases = array($releases);
                }
                foreach ($releases as $rel) {
                    $this->_stupidSchemaValidate(array(
                        '*installconditions',
                        '*configureoption->name->prompt->?default',
                        '*binarypackage',
                        '*filelist',
                    ), $rel, '<' . $releasetype . '>');
                    if (isset($rel['binarypackage'])) {
                        if (!is_array($rel['binarypackage']) || !isset($rel['binarypackage'][0])) {
                            $rel['binarypackage'] = array($rel['binarypackage']);
                        }
                        foreach ($rel['binarypackage'] as $bin) {
                            if (!is_string($bin)) {
                                $this->_binaryPackageMustBePackagename();
                            }
                        }
                    }
                }
            }
            $releasetype = 'extbinrelease';
            if (isset($this->_packageInfo[$releasetype])) {
                $release = $releasetype;
                if (!isset($this->_packageInfo['providesextension'])) {
                    $this->_mustProvideExtension($release);
                }
                if (isset($this->_packageInfo['channel']) &&