install.php

php-4.4.7学习linux时下载的源代码

                'installroot' => array(
                    'shortopt' => 'R',
                    'arg' => 'DIR',
                    'doc' => 'root directory used when installing files (ala PHP\'s INSTALL_ROOT)',
                    ),
                'ignore-errors' => array(
                    'doc' => 'force install even if there were errors',
                    ),
                'offline' => array(
                    'shortopt' => 'O',
                    'doc' => 'do not attempt to uninstall remotely',
                    ),
                ),
            'doc' => '[channel/]<package> ...
Uninstalls one or more PEAR packages.  More than one package may be
specified at once.  Prefix with channel name to uninstall from a
channel not in your default channel ({config default_channel})
'),
        'bundle' => array(
            'summary' => 'Unpacks a Pecl Package',
            'function' => 'doBundle',
            'shortcut' => 'bun',
            'options' => array(
                'destination' => array(
                   'shortopt' => 'd',
                    'arg' => 'DIR',
                    'doc' => 'Optional destination directory for unpacking (defaults to current path or "ext" if exists)',
                    ),
                'force' => array(
                    'shortopt' => 'f',
                    'doc' => 'Force the unpacking even if there were errors in the package',
                ),
            ),
            'doc' => '<package>
Unpacks a Pecl Package into the selected location. It will download the
package if needed.
'),
        'run-scripts' => array(
            'summary' => 'Run Post-Install Scripts bundled with a package',
            'function' => 'doRunScripts',
            'shortcut' => 'rs',
            'options' => array(
            ),
            'doc' => '<package>
Run post-installation scripts in package <package>, if any exist.
'),
    );

    // }}}
    // {{{ constructor

    /**
     * PEAR_Command_Install constructor.
     *
     * @access public
     */
    function PEAR_Command_Install(&$ui, &$config)
    {
        parent::PEAR_Command_Common($ui, $config);
    }

    // }}}

    /**
     * For unit testing purposes
     */
    function &getDownloader(&$ui, $options, &$config)
    {
        if (!class_exists('PEAR_Downloader')) {
            require_once 'PEAR/Downloader.php';
        }
        $a = &new PEAR_Downloader($ui, $options, $config);
        return $a;
    }

    /**
     * For unit testing purposes
     */
    function &getInstaller(&$ui)
    {
        if (!class_exists('PEAR_Installer')) {
            require_once 'PEAR/Installer.php';
        }
        $a = &new PEAR_Installer($ui);
        return $a;
    }

    // {{{ doInstall()

    function doInstall($command, $options, $params)
    {
        if (empty($this->installer)) {
            $this->installer = &$this->getInstaller($this->ui);
        }
        if ($command == 'upgrade') {
            $options['upgrade'] = true;
        }
        if (isset($options['installroot']) && isset($options['packagingroot'])) {
            return $this->raiseError('ERROR: cannot use both --installroot and --packagingroot');
        }
        if (isset($options['packagingroot']) && $this->config->get('verbose') > 2) {
            $this->ui->outputData('using package root: ' . $options['packagingroot']);
        }
        $reg = &$this->config->getRegistry();
        if ($command == 'upgrade-all') {
            $options['upgrade'] = true;
            $reg = &$this->config->getRegistry();
            $savechannel = $this->config->get('default_channel');
            $params = array();
            foreach ($reg->listChannels() as $channel) {
                if ($channel == '__uri') {
                    continue;
                }
                $this->config->set('default_channel', $channel);
                $chan = &$reg->getChannel($channel);
                if (PEAR::isError($chan)) {
                    return $this->raiseError($chan);
                }
                if ($chan->supportsREST($this->config->get('preferred_mirror')) &&
                      $base = $chan->getBaseURL('REST1.0', $this->config->get('preferred_mirror'))) {
                    $dorest = true;
                    unset($remote);
                } else {
                    $dorest = false;
                    $remote = &$this->config->getRemote($this->config);
                }
                $state = $this->config->get('preferred_state');
                $installed = array_flip($reg->listPackages($channel));
                PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
                if ($dorest) {
                    $rest = &$this->config->getREST('1.0', array());
                    $latest = $rest->listLatestUpgrades($base, $state, $installed, $channel, $reg);
                } else {
                    if (empty($state) || $state == 'any') {
                        $latest = $remote->call("package.listLatestReleases");
                    } else {
                        $latest = $remote->call("package.listLatestReleases", $state);
                    }
                }
                PEAR::staticPopErrorHandling();
                if (PEAR::isError($latest) || !is_array($latest)) {
                    continue;
                }
                foreach ($latest as $package => $info) {
                    $package = strtolower($package);
                    if (!isset($installed[$package])) {
                        // skip packages we don't have installed
                        continue;
                    }
                    $inst_version = $reg->packageInfo($package, 'version', $channel);
                    if (version_compare("$info[version]", "$inst_version", "le")) {
                        // installed version is up-to-date
                        continue;
                    }
                    $params[] = $reg->parsedPackageNameToString(array('package' => $package,
                        'channel' => $channel));
                    $this->ui->outputData(array('data' => "Will upgrade $package"), $command);
                }
            }
            $this->config->set('default_channel', $savechannel);
        }
        $this->downloader = &$this->getDownloader($this->ui, $options, $this->config);
        $errors = array();
        $downloaded = array();
        $downloaded = &$this->downloader->download($params);
        $errors = $this->downloader->getErrorMsgs();
        if (count($errors)) {
            foreach ($errors as $error) {
                $err['data'][] = array($error);
            }
            $err['headline'] = 'Install Errors';
            $this->ui->outputData($err);
            if (!count($downloaded)) {
                return $this->raiseError("$command failed");
            }
        }
        $data = array(
            'headline' => 'Packages that would be Installed'
        );
        if (isset($options['pretend'])) {
            foreach ($downloaded as $package) {
                $data['data'][] = array($reg->parsedPackageNameToString($package->getParsedPackage()));
            }
            $this->ui->outputData($data, 'pretend');
            return true;
        }
        $this->installer->setOptions($options);
        $this->installer->sortPackagesForInstall($downloaded);
        if (PEAR::isError($err = $this->installer->setDownloadedPackages($downloaded))) {
            $this->raiseError($err->getMessage());
            return true;
        }
        $extrainfo = array();
        foreach ($downloaded as $param) {
            PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
            $info = $this->installer->install($param, $options);
            PEAR::staticPopErrorHandling();
            if (PEAR::isError($info)) {
                $oldinfo = $info;
                $pkg = &$param->getPackageFile();
                if ($info->getCode() != PEAR_INSTALLER_NOBINARY) {
                    if (!($info = $pkg->installBinary($this->installer))) {
                        $this->ui->outputData('ERROR: ' .$oldinfo->getMessage());
                        continue;
                    }
                    // we just installed a different package than requested,
                    // let's change the param and info so that the rest of this works
                    $param = $info[0];
                    $info = $info[1];
                }
            }
            if (is_array($info)) {
                if ($param->getPackageType() == 'extsrc' ||
                      $param->getPackageType() == 'extbin') {
                    $pkg = &$param->getPackageFile();
                    if ($instbin = $pkg->getInstalledBinary()) {
                        $instpkg = &$reg->getPackage($instbin, $pkg->getChannel());
                    } else {
                        $instpkg = &$reg->getPackage($pkg->getPackage(), $pkg->getChannel());
                    }
                    foreach ($instpkg->getFilelist() as $name => $atts) {
                        $pinfo = pathinfo($atts['installed_as']);
                        if (!isset($pinfo['extension']) ||
                              in_array($pinfo['extension'], array('c', 'h'))) {
                            continue; // make sure we don't match php_blah.h
                        }
                        if ((strpos($pinfo['basename'], 'php_') === 0 &&
                              $pinfo['extension'] == 'dll') ||
                              // most unices
                              $pinfo['extension'] == 'so' ||
                              // hp-ux
                              $pinfo['extension'] == 'sl') {
                            $extrainfo[] = 'You should add "extension=' . $pinfo['basename']
                                . '" to php.ini';
                            break;
                        }
                    }
                }
                if ($this->config->get('verbose') > 0) {
                    $channel = $param->getChannel();
                    $label = $reg->parsedPackageNameToString(
                        array(
                            'channel' => $channel,
                            'package' => $param->getPackage(),
                            'version' => $param->getVersion(),
                        ));
                    $out = array('data' => "$command ok: $label");
                    if (isset($info['release_warnings'])) {
                        $out['release_warnings'] = $info['release_warnings'];
                    }
                    $this->ui->outputData($out, $command);
                    if (!isset($options['register-only']) && !isset($options['offline'])) {
                        if ($this->config->isDefinedLayer('ftp')) {
                            PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
                            $info = $this->installer->ftpInstall($param);
                            PEAR::staticPopErrorHandling();
                            if (PEAR::isError($info)) {
                                $this->ui->outputData($info->getMessage());