registry.php

php-4.4.7学习linux时下载的源代码

<?php
/**
 * PEAR_Command_Registry (list, list-files, shell-test, info commands)
 *
 * PHP versions 4 and 5
 *
 * LICENSE: This source file is subject to version 3.0 of the PHP license
 * that is available through the world-wide-web at the following URI:
 * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
 * the PHP License and are unable to obtain it through the web, please
 * send a note to [e-mail] so we can mail you a copy immediately.
 *
 * @category   pear
 * @package    PEAR
 * @author     Stig Bakken <[e-mail]>
 * @author     Greg Beaver <[e-mail]>
 * @copyright  1997-2005 The PHP Group
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    CVS: $Id: Registry.php,v 1.24.4.14.2.1 2005/11/02 16:57:23 cellog Exp $
 * @link       http://pear.php.net/package/PEAR
 * @since      File available since Release 0.1
 */

/**
 * base class
 */
require_once 'PEAR/Command/Common.php';

/**
 * PEAR commands for registry manipulation
 *
 * @category   pear
 * @package    PEAR
 * @author     Stig Bakken <[e-mail]>
 * @author     Greg Beaver <[e-mail]>
 * @copyright  1997-2005 The PHP Group
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    Release: @package_version@
 * @link       http://pear.php.net/package/PEAR
 * @since      Class available since Release 0.1
 */
class PEAR_Command_Registry extends PEAR_Command_Common
{
    // {{{ properties

    var $commands = array(
        'list' => array(
            'summary' => 'List Installed Packages In The Default Channel',
            'function' => 'doList',
            'shortcut' => 'l',
            'options' => array(
                'channel' => array(
                    'shortopt' => 'c',
                    'doc' => 'list installed packages from this channel',
                    'arg' => 'CHAN',
                    ),
                'allchannels' => array(
                    'shortopt' => 'a',
                    'doc' => 'list installed packages from all channels',
                    ),
                ),
            'doc' => '<package>
If invoked without parameters, this command lists the PEAR packages
installed in your php_dir ({config php_dir}).  With a parameter, it
lists the files in a package.
',
            ),
        'list-files' => array(
            'summary' => 'List Files In Installed Package',
            'function' => 'doFileList',
            'shortcut' => 'fl',
            'options' => array(),
            'doc' => '<package>
List the files in an installed package.
'
            ),
        'shell-test' => array(
            'summary' => 'Shell Script Test',
            'function' => 'doShellTest',
            'shortcut' => 'st',
            'options' => array(),
            'doc' => '<package> [[relation] version]
Tests if a package is installed in the system. Will exit(1) if it is not.
   <relation>   The version comparison operator. One of:
                <, lt, <=, le, >, gt, >=, ge, ==, =, eq, !=, <>, ne
   <version>    The version to compare with
'),
        'info' => array(
            'summary'  => 'Display information about a package',
            'function' => 'doInfo',
            'shortcut' => 'in',
            'options'  => array(),
            'doc'      => '<package>
Displays information about a package. The package argument may be a
local package file, an URL to a package file, or the name of an
installed package.'
            )
        );

    // }}}
    // {{{ constructor

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

    // }}}

    // {{{ doList()

    function _sortinfo($a, $b)
    {
        $apackage = isset($a['package']) ? $a['package'] : $a['name'];
        $bpackage = isset($b['package']) ? $b['package'] : $b['name'];
        return strcmp($apackage, $bpackage);
    }

    function doList($command, $options, $params)
    {
        if (isset($options['allchannels'])) {
            return $this->doListAll($command, array(), $params);
        }
        $reg = &$this->config->getRegistry();
        if (count($params) == 1) {
            return $this->doFileList($command, $options, $params);
        }
        if (isset($options['channel'])) {
            if ($reg->channelExists($options['channel'])) {
                $channel = $reg->channelName($options['channel']);
            } else {
                return $this->raiseError('Channel "' . $options['channel'] .'" does not exist');
            }
        } else {
            $channel = $this->config->get('default_channel');
        }
        $installed = $reg->packageInfo(null, null, $channel);
        usort($installed, array(&$this, '_sortinfo'));
        $i = $j = 0;
        $data = array(
            'caption' => 'Installed packages, channel ' .
                $channel . ':',
            'border' => true,
            'headline' => array('Package', 'Version', 'State')
            );
        foreach ($installed as $package) {
            $pobj = $reg->getPackage(isset($package['package']) ?
                                        $package['package'] : $package['name'], $channel);
            $data['data'][] = array($pobj->getPackage(), $pobj->getVersion(),
                                    $pobj->getState() ? $pobj->getState() : null);
        }
        if (count($installed)==0) {
            $data = '(no packages installed from channel ' . $channel . ')';
        }
        $this->ui->outputData($data, $command);
        return true;
    }
    
    function doListAll($command, $options, $params)
    {
        $reg = &$this->config->getRegistry();
        $installed = $reg->packageInfo(null, null, null);
        foreach ($installed as $channel => $packages) {
            usort($packages, array($this, '_sortinfo'));
            $i = $j = 0;
            $data = array(
                'caption' => 'Installed packages, channel ' . $channel . ':',
                'border' => true,
                'headline' => array('Package', 'Version', 'State')
                );
            foreach ($packages as $package) {
                $pobj = $reg->getPackage(isset($package['package']) ?
                                            $package['package'] : $package['name'], $channel);
                $data['data'][] = array($pobj->getPackage(), $pobj->getVersion(),
                                        $pobj->getState() ? $pobj->getState() : null);
            }
            if (count($packages)==0) {
                $data = array(
                    'caption' => 'Installed packages, channel ' . $channel . ':',
                    'border' => true,
                    'data' => array(array('(no packages installed)')),
                    );
            }
            $this->ui->outputData($data, $command);
        }
        return true;
    }
    
    function doFileList($command, $options, $params)
    {
        if (count($params) != 1) {
            return $this->raiseError('list-files expects 1 parameter');
        }
        $reg = &$this->config->getRegistry();
        if (!is_dir($params[0]) && (file_exists($params[0]) || $fp = @fopen($params[0],
              'r'))) {
            @fclose($fp);
            if (!class_exists('PEAR_PackageFile')) {
                require_once 'PEAR/PackageFile.php';
            }
            $pkg = &new PEAR_PackageFile($this->config, $this->_debug);
            PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
            $info = &$pkg->fromAnyFile($params[0], PEAR_VALIDATE_NORMAL);
            PEAR::staticPopErrorHandling();
            $headings = array('Package File', 'Install Path');
            $installed = false;
        } else {
            PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
            $parsed = $reg->parsePackageName($params[0], $this->config->get('default_channel'));
            PEAR::staticPopErrorHandling();
            if (PEAR::isError($parsed)) {
                return $this->raiseError($parsed);
            }
            $info = &$reg->getPackage($parsed['package'], $parsed['channel']);
            $headings = array('Type', 'Install Path');
            $installed = true;
        }
        if (PEAR::isError($info)) {
            return $this->raiseError($info);
        }
        if ($info === null) {
            return $this->raiseError("`$params[0]' not installed");
        }
        $list = ($info->getPackagexmlVersion() == '1.0' || $installed) ?
            $info->getFilelist() : $info->getContents();
        if ($installed) {
            $caption = 'Installed Files For ' . $params[0];
        } else {
            $caption = 'Contents of ' . basename($params[0]);
        }
        $data = array(
            'caption' => $caption,
            'border' => true,
            'headline' => $headings);
        if ($info->getPackagexmlVersion() == '1.0' || $installed) {
            foreach ($list as $file => $att) {
                if ($installed) {
                    if (empty($att['installed_as'])) {
                        continue;
                    }
                    $data['data'][] = array($att['role'], $att['installed_as']);
                } else {
                    if (isset($att['baseinstalldir']) && !in_array($att['role'],
                          array('test', 'data', 'doc'))) {
                        $dest = $att['baseinstalldir'] . DIRECTORY_SEPARATOR .
                            $file;
                    } else {
                        $dest = $file;
                    }
                    switch ($att['role']) {
                        case 'test':
                        case 'data':
                        case 'doc':
                            $role = $att['role'];
                            if ($role == 'test') {
                                $role .= 's';
                            }
                            $dest = $this->config->get($role . '_dir') . DIRECTORY_SEPARATOR .
                                $info->getPackage() . DIRECTORY_SEPARATOR . $dest;
                            break;
                        case 'php':
                        default:
                            $dest = $this->config->get('php_dir') . DIRECTORY_SEPARATOR .
                                $dest;
                    }
                    $ds2 = DIRECTORY_SEPARATOR . DIRECTORY_SEPARATOR;
                    $dest = preg_replace(array('!\\\\+!', '!/!', "!$ds2+!"),
                                                    array(DIRECTORY_SEPARATOR,
                                                          DIRECTORY_SEPARATOR,
                                                          DIRECTORY_SEPARATOR),
                                                    $dest);
                    $file = preg_replace('!/+!', '/', $file);
                    $data['data'][] = array($file, $dest);
                }
            }
        } else { // package.xml 2.0, not installed
            if (!isset($list['dir']['file'][0])) {
                $list['dir']['file'] = array($list['dir']['file']);
            }
            foreach ($list['dir']['file'] as $att) {
                $att = $att['attribs'];
                $file = $att['name'];
                $role = &PEAR_Installer_Role::factory($info, $att['role'], $this->config);
                $role->setup($this, $info, $att, $file);
                if (!$role->isInstallable()) {
                    $dest = '(not installable)';
                } else {
                    $dest = $role->processInstallation($info, $att, $file, '');
                    if (PEAR::isError($dest)) {
                        $dest = '(Unknown role "' . $att['role'] . ')';
                    } else {
                        list(,, $dest) = $dest;
                    }
                }
                $data['data'][] = array($file, $dest);
            }
        }
        $this->ui->outputData($data, $command);
        return true;
    }

    // }}}
    // {{{ doShellTest()

    function doShellTest($command, $options, $params)
    {
        $this->pushErrorHandling(PEAR_ERROR_RETURN);
        $reg = &$this->config->getRegistry();
        $info = $reg->parsePackageName($params[0], $this->config->get('default_channel'));
        if (PEAR::isError($info)) {
            exit(1); // invalid package name
        }
        $package = $info['package'];
        $channel = $info['channel'];
        // "pear shell-test Foo"
        if (!$reg->packageExists($package, $channel)) {
            if ($channel == 'pecl.php.net') {
                if ($reg->packageExists($package, 'pear.php.net')) {
                    $channel = 'pear.php.net'; // magically change channels for extensions
                }
            }
        }
        if (sizeof($params) == 1) {
            if (!$reg->packageExists($package, $channel)) {
                exit(1);
            }
            // "pear shell-test Foo 1.0"
        } elseif (sizeof($params) == 2) {