package.php

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                    'border' => true,
                    'headline' => array("Required?", "Type", "Name", "Relation", "Version"),
                    );

                foreach ($deps as $d) {
                    if (isset($d['optional'])) {
                        if ($d['optional'] == 'yes') {
                            $req = 'No';
                        } else {
                            $req = 'Yes';
                        }
                    } else {
                        $req = 'Yes';
                    }
                    if (isset($this->_deps_rel_trans[$d['rel']])) {
                        $rel = $this->_deps_rel_trans[$d['rel']];
                    } else {
                        $rel = $d['rel'];
                    }

                    if (isset($this->_deps_type_trans[$d['type']])) {
                        $type = ucfirst($this->_deps_type_trans[$d['type']]);
                    } else {
                        $type = $d['type'];
                    }

                    if (isset($d['name'])) {
                        $name = $d['name'];
                    } else {
                        $name = '';
                    }

                    if (isset($d['version'])) {
                        $version = $d['version'];
                    } else {
                        $version = '';
                    }

                    $data['data'][] = array($req, $type, $name, $rel, $version);
                }
            } else { // package.xml 2.0 dependencies display
                require_once 'PEAR/Dependency2.php';
                $deps = $info->getDependencies();
                $reg = &$this->config->getRegistry();
                if (is_array($deps)) {
                    $d = new PEAR_Dependency2($this->config, array(), '');
                    $data = array(
                        'caption' => 'Dependencies for ' . $info->getPackage(),
                        'border' => true,
                        'headline' => array("Required?", "Type", "Name", 'Versioning', 'Group'),
                        );
                    foreach ($deps as $type => $subd) {
                        $req = ($type == 'required') ? 'Yes' : 'No';
                        if ($type == 'group') {
                            $group = $subd['attribs']['name'];
                        } else {
                            $group = '';
                        }
                        if (!isset($subd[0])) {
                            $subd = array($subd);
                        }
                        foreach ($subd as $groupa) {
                            foreach ($groupa as $deptype => $depinfo) {
                                if ($deptype == 'attribs') {
                                    continue;
                                }
                                if ($deptype == 'pearinstaller') {
                                    $deptype = 'pear Installer';
                                }
                                if (!isset($depinfo[0])) {
                                    $depinfo = array($depinfo);
                                }
                                foreach ($depinfo as $inf) {
                                    $name = '';
                                    if (isset($inf['channel'])) {
                                        $alias = $reg->channelAlias($inf['channel']);
                                        if (!$alias) {
                                            $alias = '(channel?) ' .$inf['channel'];
                                        }
                                        $name = $alias . '/';
                                    }
                                    if (isset($inf['name'])) {
                                        $name .= $inf['name'];
                                    } elseif (isset($inf['pattern'])) {
                                        $name .= $inf['pattern'];
                                    } else {
                                        $name .= '';
                                    }
                                    if (isset($inf['uri'])) {
                                        $name .= ' [' . $inf['uri'] .  ']';
                                    }
                                    if (isset($inf['conflicts'])) {
                                        $ver = 'conflicts';
                                    } else {
                                        $ver = $d->_getExtraString($inf);
                                    }
                                    $data['data'][] = array($req, ucfirst($deptype), $name,
                                        $ver, $group);
                                }
                            }
                        }
                    }
                }
            }

            $this->ui->outputData($data, $command);
            return true;
        }

        // Fallback
        $this->ui->outputData("This package does not have any dependencies.", $command);
    }

    // }}}
    // {{{ doSign()

    function doSign($command, $options, $params)
    {
        require_once 'System.php';
        require_once 'Archive/Tar.php';
        // should move most of this code into PEAR_Packager
        // so it'll be easy to implement "pear package --sign"
        if (sizeof($params) != 1) {
            return $this->raiseError("bad parameter(s), try \"help $command\"");
        }
        if (!file_exists($params[0])) {
            return $this->raiseError("file does not exist: $params[0]");
        }
        $obj = $this->getPackageFile($this->config, $this->_debug);
        $info = $obj->fromTgzFile($params[0], PEAR_VALIDATE_NORMAL);
        if (PEAR::isError($info)) {
            return $this->raiseError($info);
        }
        $tar = new Archive_Tar($params[0]);
        $tmpdir = System::mktemp('-d pearsign');
        if (!$tar->extractList('package2.xml package.xml package.sig', $tmpdir)) {
            return $this->raiseError("failed to extract tar file");
        }
        if (file_exists("$tmpdir/package.sig")) {
            return $this->raiseError("package already signed");
        }
        $packagexml = 'package.xml';
        if (file_exists("$tmpdir/package2.xml")) {
            $packagexml = 'package2.xml';
        }
        if (file_exists("$tmpdir/package.sig")) {
            unlink("$tmpdir/package.sig");
        }
        if (!file_exists("$tmpdir/$packagexml")) {
            return $this->raiseError("Extracted file $tmpdir/$packagexml not found.");
        }
        $input = $this->ui->userDialog($command,
                                       array('GnuPG Passphrase'),
                                       array('password'));
        if (!isset($input[0])) {
            //use empty passphrase
            $input[0] = '';
        }

        $devnull = (isset($options['verbose'])) ? '' : ' 2>/dev/null';
        $gpg = popen("gpg --batch --passphrase-fd 0 --armor --detach-sign --output $tmpdir/package.sig $tmpdir/$packagexml" . $devnull, "w");
        if (!$gpg) {
            return $this->raiseError("gpg command failed");
        }
        fwrite($gpg, "$input[0]\n");
        if (pclose($gpg) || !file_exists("$tmpdir/package.sig")) {
            return $this->raiseError("gpg sign failed");
        }
        if (!$tar->addModify("$tmpdir/package.sig", '', $tmpdir)) {
            return $this->raiseError('failed adding signature to file');
        }

        $this->ui->outputData("Package signed.", $command);
        return true;
    }

    // }}}

    /**
     * For unit testing purposes
     */
    function &getInstaller(&$ui)
    {
        if (!class_exists('PEAR_Installer')) {
            require_once 'PEAR/Installer.php';
        }
        $a = &new PEAR_Installer($ui);
        return $a;
    }
    
    /**
     * For unit testing purposes
     */
    function &getCommandPackaging(&$ui, &$config)
    {
        if (!class_exists('PEAR_Command_Packaging')) {
            if ($fp = @fopen('PEAR/Command/Packaging.php', 'r', true)) {
                fclose($fp);
                include_once 'PEAR/Command/Packaging.php';
            }
        }
        
        if (class_exists('PEAR_Command_Packaging')) {
            $a = &new PEAR_Command_Packaging($ui, $config);
        } else {
            $a = null;
        }
        return $a;
    }

    // {{{ doMakeRPM()

    function doMakeRPM($command, $options, $params)
    {

        // Check to see if PEAR_Command_Packaging is installed, and
        // transparently switch to use the "make-rpm-spec" command from it
        // instead, if it does. Otherwise, continue to use the old version
        // of "makerpm" supplied with this package (PEAR).
        $packaging_cmd = $this->getCommandPackaging($this->ui, $this->config);
        if ($packaging_cmd !== null) {
            $this->ui->outputData('PEAR_Command_Packaging is installed; using '.
                'newer "make-rpm-spec" command instead');
            return $packaging_cmd->run('make-rpm-spec', $options, $params);
        } else {
            $this->ui->outputData('WARNING: "pear makerpm" is no longer available; an '.
              'improved version is available via "pear make-rpm-spec", which '.
              'is available by installing PEAR_Command_Packaging');
        }
        return true;
    }

    function doConvert($command, $options, $params)
    {
        $packagexml = isset($params[0]) ? $params[0] : 'package.xml';
        $newpackagexml = isset($params[1]) ? $params[1] : dirname($packagexml) .
            DIRECTORY_SEPARATOR . 'package2.xml';
        $pkg = &$this->getPackageFile($this->config, $this->_debug);
        PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
        $pf = $pkg->fromPackageFile($packagexml, PEAR_VALIDATE_NORMAL);
        PEAR::staticPopErrorHandling();
        if (!PEAR::isError($pf)) {
            if (is_a($pf, 'PEAR_PackageFile_v2')) {
                $this->ui->outputData($packagexml . ' is already a package.xml version 2.0');
                return true;
            }
            $gen = &$pf->getDefaultGenerator();
            $newpf = &$gen->toV2();
            $newpf->setPackagefile($newpackagexml);
            $gen = &$newpf->getDefaultGenerator();
            PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
            $state = (isset($options['flat']) ? PEAR_VALIDATE_PACKAGING : PEAR_VALIDATE_NORMAL);
            $saved = $gen->toPackageFile(dirname($newpackagexml), $state,
                basename($newpackagexml));
            PEAR::staticPopErrorHandling();
            if (PEAR::isError($saved)) {
                if (is_array($saved->getUserInfo())) {
                    foreach ($saved->getUserInfo() as $warning) {
                        $this->ui->outputData($warning['message']);
                    }
                }
                $this->ui->outputData($saved->getMessage());
                return true;
            }
            $this->ui->outputData('Wrote new version 2.0 package.xml to "' . $saved . '"');
            return true;
        } else {
            if (is_array($pf->getUserInfo())) {
                foreach ($pf->getUserInfo() as $warning) {
                    $this->ui->outputData($warning['message']);
                }
            }
            return $this->raiseError($pf);
        }
    }

    // }}}
}

?>