781 lines
		
	
	
		
			32 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			781 lines
		
	
	
		
			32 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| // /* vim: set expandtab tabstop=4 shiftwidth=4: */
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| /**
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|  * PEAR_Command_Channels (list-channels, update-channels, channel-delete, channel-add,
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|  * channel-update, channel-info, channel-alias, channel-discover commands)
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|  *
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|  * PHP versions 4 and 5
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|  *
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|  * LICENSE: This source file is subject to version 3.0 of the PHP license
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|  * that is available through the world-wide-web at the following URI:
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|  * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
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|  * the PHP License and are unable to obtain it through the web, please
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|  * send a note to license@php.net so we can mail you a copy immediately.
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|  *
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|  * @category   pear
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|  * @package    PEAR
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|  * @author     Stig Bakken <ssb@php.net>
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|  * @author     Greg Beaver <cellog@php.net>
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|  * @copyright  1997-2006 The PHP Group
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|  * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
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|  * @version    CVS: $Id: Channels.php,v 1.44.2.1 2006/07/17 18:24:10 pajoye Exp $
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|  * @link       http://pear.php.net/package/PEAR
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|  * @since      File available since Release 1.4.0a1
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|  */
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| 
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| /**
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|  * base class
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|  */
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| require_once 'PEAR/Command/Common.php';
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| 
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| /**
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|  * PEAR commands for managing channels.
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|  *
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|  * @category   pear
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|  * @package    PEAR
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|  * @author     Greg Beaver <cellog@php.net>
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|  * @copyright  1997-2006 The PHP Group
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|  * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
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|  * @version    Release: 1.4.11
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|  * @link       http://pear.php.net/package/PEAR
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|  * @since      Class available since Release 1.4.0a1
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|  */
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| class PEAR_Command_Channels extends PEAR_Command_Common
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| {
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|     // {{{ properties
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| 
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|     var $commands = array(
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|         'list-channels' => array(
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|             'summary' => 'List Available Channels',
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|             'function' => 'doList',
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|             'shortcut' => 'lc',
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|             'options' => array(),
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|             'doc' => '
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| List all available channels for installation.
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| ',
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|             ),
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|         'update-channels' => array(
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|             'summary' => 'Update the Channel List',
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|             'function' => 'doUpdateAll',
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|             'shortcut' => 'uc',
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|             'options' => array(),
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|             'doc' => '
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| List all installed packages in all channels.
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| '
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|             ),
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|         'channel-delete' => array(
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|             'summary' => 'Remove a Channel From the List',
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|             'function' => 'doDelete',
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|             'shortcut' => 'cde',
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|             'options' => array(),
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|             'doc' => '<channel name>
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| Delete a channel from the registry.  You may not
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| remove any channel that has installed packages.
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| '
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|             ),
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|         'channel-add' => array(
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|             'summary' => 'Add a Channel',
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|             'function' => 'doAdd',
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|             'shortcut' => 'ca',
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|             'options' => array(),
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|             'doc' => '<channel.xml>
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| Add a private channel to the channel list.  Note that all
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| public channels should be synced using "update-channels".
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| Parameter may be either a local file or remote URL to a
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| channel.xml.
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| '
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|             ),
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|         'channel-update' => array(
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|             'summary' => 'Update an Existing Channel',
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|             'function' => 'doUpdate',
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|             'shortcut' => 'cu',
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|             'options' => array(
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|                 'force' => array(
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|                     'shortopt' => 'f',
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|                     'doc' => 'will force download of new channel.xml if an existing channel name is used',
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|                     ),
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|                 'channel' => array(
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|                     'shortopt' => 'c',
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|                     'arg' => 'CHANNEL',
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|                     'doc' => 'will force download of new channel.xml if an existing channel name is used',
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|                     ),
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| ),
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|             'doc' => '[<channel.xml>|<channel name>]
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| Update a channel in the channel list directly.  Note that all
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| public channels can be synced using "update-channels".
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| Parameter may be a local or remote channel.xml, or the name of
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| an existing channel.
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| '
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|             ),
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|         'channel-info' => array(
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|             'summary' => 'Retrieve Information on a Channel',
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|             'function' => 'doInfo',
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|             'shortcut' => 'ci',
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|             'options' => array(),
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|             'doc' => '<package>
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| List the files in an installed package.
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| '
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|             ),
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|         'channel-alias' => array(
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|             'summary' => 'Specify an alias to a channel name',
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|             'function' => 'doAlias',
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|             'shortcut' => 'cha',
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|             'options' => array(),
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|             'doc' => '<channel> <alias>
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| Specify a specific alias to use for a channel name.
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| The alias may not be an existing channel name or
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| alias.
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| '
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|             ),
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|         'channel-discover' => array(
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|             'summary' => 'Initialize a Channel from its server',
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|             'function' => 'doDiscover',
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|             'shortcut' => 'di',
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|             'options' => array(),
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|             'doc' => '[<channel.xml>|<channel name>]
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| Initialize a Channel from its server and creates the local channel.xml.
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| '
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|             ),
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|         );
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| 
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|     // }}}
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|     // {{{ constructor
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| 
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|     /**
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|      * PEAR_Command_Registry constructor.
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|      *
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|      * @access public
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|      */
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|     function PEAR_Command_Channels(&$ui, &$config)
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|     {
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|         parent::PEAR_Command_Common($ui, $config);
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|     }
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| 
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|     // }}}
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| 
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|     // {{{ doList()
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|     
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|     function _sortChannels($a, $b)
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|     {
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|         return strnatcasecmp($a->getName(), $b->getName());
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|     }
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| 
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|     function doList($command, $options, $params)
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|     {
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|         $reg = &$this->config->getRegistry();
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|         $registered = $reg->getChannels();
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|         usort($registered, array(&$this, '_sortchannels'));
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|         $i = $j = 0;
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|         $data = array(
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|             'caption' => 'Registered Channels:',
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|             'border' => true,
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|             'headline' => array('Channel', 'Summary')
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|             );
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|         foreach ($registered as $channel) {
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|             $data['data'][] = array($channel->getName(),
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|                                       $channel->getSummary());
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|         }
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|         if (count($registered)==0) {
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|             $data = '(no registered channels)';
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|         }
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|         $this->ui->outputData($data, $command);
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|         return true;
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|     }
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|     
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|     function doUpdateAll($command, $options, $params)
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|     {
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|         $reg = &$this->config->getRegistry();
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|         $savechannel = $this->config->get('default_channel');
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|         if (isset($options['channel'])) {
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|             if (!$reg->channelExists($options['channel'])) {
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|                 return $this->raiseError('Unknown channel "' . $options['channel'] . '"');
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|             }
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|             $this->config->set('default_channel', $options['channel']);
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|         } else {
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|             $this->config->set('default_channel', 'pear.php.net');
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|         }
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|         $remote = &$this->config->getRemote();
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|         $channels = $remote->call('channel.listAll');
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|         if (PEAR::isError($channels)) {
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|             $this->config->set('default_channel', $savechannel);
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|             return $channels;
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|         }
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|         if (!is_array($channels) || isset($channels['faultCode'])) {
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|             $this->config->set('default_channel', $savechannel);
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|             return $this->raiseError("Incorrect channel listing returned from channel '$chan'");
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|         }
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|         if (!count($channels)) {
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|             $data = 'no updates available';
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|         }
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|         $dl = &$this->getDownloader();
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|         if (!class_exists('System')) {
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|             require_once 'System.php';
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|         }
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|         $tmpdir = System::mktemp(array('-d'));
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|         foreach ($channels as $channel) {
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|             $channel = $channel[0];
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|             $save = $channel;
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|             if ($reg->channelExists($channel, true)) {
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|                 $this->ui->outputData("Updating channel \"$channel\"", $command);
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|                 $test = $reg->getChannel($channel, true);
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|                 if (PEAR::isError($test)) {
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|                     $this->ui->outputData("Channel '$channel' is corrupt in registry!", $command);
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|                     $lastmodified = false;
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|                 } else {
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|                     $lastmodified = $test->lastModified();
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|                     
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|                 }
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|                 PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
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|                 $contents = $dl->downloadHttp('http://' . $test->getName() . '/channel.xml',
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|                     $this->ui, $tmpdir, null, $lastmodified);
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|                 PEAR::staticPopErrorHandling();
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|                 if (PEAR::isError($contents)) {
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|                     $this->ui->outputData('ERROR: Cannot retrieve channel.xml for channel "' .
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|                         $test->getName() . '"', $command);
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|                     continue;
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|                 }
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|                 if (!$contents) {
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|                     $this->ui->outputData("Channel \"$channel\" is up-to-date", $command);
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|                     continue;
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|                 }
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|                 list($contents, $lastmodified) = $contents;
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|                 $info = implode('', file($contents));
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|                 if (!$info) {
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|                     $this->ui->outputData("Channel \"$channel\" is up-to-date", $command);
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|                     continue;
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|                 }
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|                 if (!class_exists('PEAR_ChannelFile')) {
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|                     require_once 'PEAR/ChannelFile.php';
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|                 }
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|                 $channelinfo = new PEAR_ChannelFile;
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|                 $channelinfo->fromXmlString($info);
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|                 if ($channelinfo->getErrors()) {
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|                     $this->ui->outputData("Downloaded channel data from channel \"$channel\" " . 
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|                         'is corrupt, skipping', $command);
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|                     continue;
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|                 }
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|                 $channel = $channelinfo;
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|                 if ($channel->getName() != $save) {
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|                     $this->ui->outputData('ERROR: Security risk - downloaded channel ' .
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|                         'definition file for channel "'
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|                         . $channel->getName() . ' from channel "' . $save .
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|                         '".  To use anyway, use channel-update', $command);
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|                     continue;
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|                 }
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|                 $reg->updateChannel($channel, $lastmodified);
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|             } else {
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|                 if ($reg->isAlias($channel)) {
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|                     $temp = &$reg->getChannel($channel);
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|                     if (PEAR::isError($temp)) {
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|                         return $this->raiseError($temp);
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|                     }
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|                     $temp->setAlias($temp->getName(), true); // set the alias to the channel name
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|                     if ($reg->channelExists($temp->getName())) {
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|                         $this->ui->outputData('ERROR: existing channel "' . $temp->getName() .
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|                             '" is aliased to "' . $channel . '" already and cannot be ' .
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|                             're-aliased to "' . $temp->getName() . '" because a channel with ' .
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|                             'that name or alias already exists!  Please re-alias and try ' .
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|                             'again.', $command);
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|                         continue;
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|                     }
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|                 }
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|                 $this->ui->outputData("Adding new channel \"$channel\"", $command);
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|                 PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
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|                 $contents = $dl->downloadHttp('http://' . $channel . '/channel.xml',
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|                     $this->ui, $tmpdir, null, false);
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|                 PEAR::staticPopErrorHandling();
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|                 if (PEAR::isError($contents)) {
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|                     $this->ui->outputData('ERROR: Cannot retrieve channel.xml for channel "' .
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|                         $channel . '"', $command);
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|                     continue;
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|                 }
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|                 list($contents, $lastmodified) = $contents;
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|                 $info = implode('', file($contents));
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|                 if (!class_exists('PEAR_ChannelFile')) {
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|                     require_once 'PEAR/ChannelFile.php';
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|                 }
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|                 $channelinfo = new PEAR_Channelfile;
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|                 $channelinfo->fromXmlString($info);
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|                 if ($channelinfo->getErrors()) {
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|                     $this->ui->outputData("Downloaded channel data from channel \"$channel\"" .
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|                         ' is corrupt, skipping', $command);
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|                     continue;
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|                 }
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|                 $channel = $channelinfo;
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|                 if ($channel->getName() != $save) {
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|                     $this->ui->outputData('ERROR: Security risk - downloaded channel ' .
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|                         'definition file for channel "'
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|                         . $channel->getName() . '" from channel "' . $save .
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|                         '".  To use anyway, use channel-update', $command);
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|                     continue;
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|                 }
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|                 $reg->addChannel($channel, $lastmodified);
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|             }
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|         }
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|         $this->config->set('default_channel', $savechannel);
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|         $this->ui->outputData('update-channels complete', $command);
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|         return true;
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|     }
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|     
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|     function doInfo($command, $options, $params)
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|     {
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|         if (sizeof($params) != 1) {
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|             return $this->raiseError("No channel specified");
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|         }
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|         $reg = &$this->config->getRegistry();
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|         $channel = strtolower($params[0]);
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|         if ($reg->channelExists($channel)) {
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|             $chan = $reg->getChannel($channel);
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|             if (PEAR::isError($chan)) {
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|                 return $this->raiseError($chan);
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|             }
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|         } else {
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|             if (strpos($channel, '://')) {
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|                 $downloader = &$this->getDownloader();
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|                 if (!class_exists('System')) {
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|                     require_once 'System.php';
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|                 }
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|                 $tmpdir = System::mktemp(array('-d'));
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|                 PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
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|                 $loc = $downloader->downloadHttp($channel, $this->ui, $tmpdir);
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|                 PEAR::staticPopErrorHandling();
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|                 if (PEAR::isError($loc)) {
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|                     return $this->raiseError('Cannot open "' . $channel . '"');
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|                 } else {
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|                     $contents = implode('', file($loc));
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|                 }
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|             } else {
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|                 $fp = @fopen($params[0], 'r');
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|                 if (!$fp) {
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|                     if (@file_exists($params[0])) {
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|                         return $this->raiseError('Cannot open "' . $params[0] . '"');
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|                     } else {
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|                         return $this->raiseError('Unknown channel "' . $channel . '"');
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|                     }
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|                 }
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|                 $contents = '';
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|                 while (!feof($fp)) {
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|                     $contents .= fread($fp, 1024);
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|                 }
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|                 fclose($fp);
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|             }
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|             if (!class_exists('PEAR_ChannelFile')) {
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|                 require_once 'PEAR/ChannelFile.php';
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|             }
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|             $chan = new PEAR_ChannelFile;
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|             $chan->fromXmlString($contents);
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|             $chan->validate();
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|             if ($errs = $chan->getErrors(true)) {
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|                 foreach ($errs as $err) {
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|                     $this->ui->outputData($err['level'] . ': ' . $err['message']);
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|                 }
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|                 return $this->raiseError('Channel file "' . $params[0] . '" is not valid');
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|             }
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|         }
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|         if ($chan) {
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|             $channel = $chan->getName();
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|             $caption = 'Channel ' . $channel . ' Information:';
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|             $data1 = array(
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|                 'caption' => $caption,
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|                 'border' => true);
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|             $data1['data']['server'] = array('Name and Server', $chan->getName());
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|             if ($chan->getAlias() != $chan->getName()) {
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|                 $data1['data']['alias'] = array('Alias', $chan->getAlias());
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|             }
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|             $data1['data']['summary'] = array('Summary', $chan->getSummary());
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|             $validate = $chan->getValidationPackage();
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|             $data1['data']['vpackage'] = array('Validation Package Name', $validate['_content']);
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|             $data1['data']['vpackageversion'] =
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|                 array('Validation Package Version', $validate['attribs']['version']);
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|             $d = array();
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|             $d['main'] = $data1;
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| 
 | |
|             $data['data'] = array();
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|             $data['caption'] = 'Server Capabilities';
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|             $data['headline'] = array('Type', 'Version/REST type', 'Function Name/REST base');
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|             $capabilities = $chan->getFunctions('xmlrpc');
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|             $soaps = $chan->getFunctions('soap');
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|             if ($capabilities || $soaps || $chan->supportsREST()) {
 | |
|                 if ($capabilities) {
 | |
|                     if (!isset($capabilities[0])) {
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|                         $capabilities = array($capabilities);
 | |
|                     }
 | |
|                     foreach ($capabilities as $protocol) {
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|                         $data['data'][] = array('xmlrpc', $protocol['attribs']['version'],
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|                             $protocol['_content']);
 | |
|                     }
 | |
|                 }
 | |
|                 if ($soaps) {
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|                     if (!isset($soaps[0])) {
 | |
|                         $soaps = array($soaps);
 | |
|                     }
 | |
|                     foreach ($soaps as $protocol) {
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|                         $data['data'][] = array('soap', $protocol['attribs']['version'],
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|                             $protocol['_content']);
 | |
|                     }
 | |
|                 }
 | |
|                 if ($chan->supportsREST()) {
 | |
|                     $funcs = $chan->getFunctions('rest');
 | |
|                     if (!isset($funcs[0])) {
 | |
|                         $funcs = array($funcs);
 | |
|                     }
 | |
|                     foreach ($funcs as $protocol) {
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|                         $data['data'][] = array('rest', $protocol['attribs']['type'],
 | |
|                             $protocol['_content']); 
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|                     }
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|                 }
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|             } else {
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|                 $data['data'][] = array('No supported protocols');
 | |
|             }
 | |
|             $d['protocols'] = $data;
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|             $data['data'] = array();
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|             $mirrors = $chan->getMirrors();
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|             if ($mirrors) {
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|                 $data['caption'] = 'Channel ' . $channel . ' Mirrors:';
 | |
|                 unset($data['headline']);
 | |
|                 foreach ($mirrors as $mirror) {
 | |
|                     $data['data'][] = array($mirror['attribs']['host']);
 | |
|                     $d['mirrors'] = $data;
 | |
|                 }
 | |
|                 foreach ($mirrors as $mirror) {
 | |
|                     $data['data'] = array();
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|                     $data['caption'] = 'Mirror ' . $mirror['attribs']['host'] . ' Capabilities';
 | |
|                     $data['headline'] = array('Type', 'Version/REST type', 'Function Name/REST base');
 | |
|                     $capabilities = $chan->getFunctions('xmlrpc', $mirror['attribs']['host']);
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|                     $soaps = $chan->getFunctions('soap', $mirror['attribs']['host']);
 | |
|                     if ($capabilities || $soaps || $chan->supportsREST($mirror['attribs']['host'])) {
 | |
|                         if ($capabilities) {
 | |
|                             if (!isset($capabilities[0])) {
 | |
|                                 $capabilities = array($capabilities);
 | |
|                             }
 | |
|                             foreach ($capabilities as $protocol) {
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|                                 $data['data'][] = array('xmlrpc', $protocol['attribs']['version'],
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|                                     $protocol['_content']);
 | |
|                             }
 | |
|                         }
 | |
|                         if ($soaps) {
 | |
|                             if (!isset($soaps[0])) {
 | |
|                                 $soaps = array($soaps);
 | |
|                             }
 | |
|                             foreach ($soaps as $protocol) {
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|                                 $data['data'][] = array('soap', $protocol['attribs']['version'],
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|                                     $protocol['_content']);
 | |
|                             }
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|                         }
 | |
|                         if ($chan->supportsREST($mirror['attribs']['host'])) {
 | |
|                             $funcs = $chan->getFunctions('rest', $mirror['attribs']['host']);
 | |
|                             if (!isset($funcs[0])) {
 | |
|                                 $funcs = array($funcs);
 | |
|                             }
 | |
|                             foreach ($funcs as $protocol) {
 | |
|                                 $data['data'][] = array('rest', $protocol['attribs']['type'],
 | |
|                                     $protocol['_content']); 
 | |
|                             }
 | |
|                         }
 | |
|                     } else {
 | |
|                         $data['data'][] = array('No supported protocols');
 | |
|                     }
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|                     $d['mirrorprotocols'] = $data;
 | |
|                 }
 | |
|             }
 | |
|             $this->ui->outputData($d, 'channel-info');
 | |
|         } else {
 | |
|             return $this->raiseError('Serious error: Channel "' . $params[0] .
 | |
|                 '" has a corrupted registry entry');
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     // }}}
 | |
|     
 | |
|     function doDelete($command, $options, $params)
 | |
|     {
 | |
|         if (sizeof($params) != 1) {
 | |
|             return $this->raiseError('channel-delete: no channel specified');
 | |
|         }
 | |
|         $reg = &$this->config->getRegistry();
 | |
|         if (!$reg->channelExists($params[0])) {
 | |
|             return $this->raiseError('channel-delete: channel "' . $params[0] . '" does not exist');
 | |
|         }
 | |
|         $channel = $reg->channelName($params[0]);
 | |
|         if ($channel == 'pear.php.net') {
 | |
|             return $this->raiseError('Cannot delete the pear.php.net channel');
 | |
|         }
 | |
|         if ($channel == 'pecl.php.net') {
 | |
|             return $this->raiseError('Cannot delete the pecl.php.net channel');
 | |
|         }
 | |
|         if ($channel == '__uri') {
 | |
|             return $this->raiseError('Cannot delete the __uri pseudo-channel');
 | |
|         }
 | |
|         if (PEAR::isError($err = $reg->listPackages($channel))) {
 | |
|             return $err;
 | |
|         }
 | |
|         if (count($err)) {
 | |
|             return $this->raiseError('Channel "' . $channel .
 | |
|                 '" has installed packages, cannot delete');
 | |
|         }
 | |
|         if (!$reg->deleteChannel($channel)) {
 | |
|             return $this->raiseError('Channel "' . $channel . '" deletion failed');
 | |
|         } else {
 | |
|             $this->config->deleteChannel($channel);
 | |
|             $this->ui->outputData('Channel "' . $channel . '" deleted', $command);
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     function doAdd($command, $options, $params)
 | |
|     {
 | |
|         if (sizeof($params) != 1) {
 | |
|             return $this->raiseError('channel-add: no channel file specified');
 | |
|         }
 | |
|         if (strpos($params[0], '://')) {
 | |
|             $downloader = &$this->getDownloader();
 | |
|             if (!class_exists('System')) {
 | |
|                 require_once 'System.php';
 | |
|             }
 | |
|             $tmpdir = System::mktemp(array('-d'));
 | |
|             PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
 | |
|             $loc = $downloader->downloadHttp($params[0], $this->ui, $tmpdir, null, false);
 | |
|             PEAR::staticPopErrorHandling();
 | |
|             if (PEAR::isError($loc)) {
 | |
|                 return $this->raiseError('channel-add: Cannot open "' . $params[0] . '"');
 | |
|             } else {
 | |
|                 list($loc, $lastmodified) = $loc;
 | |
|                 $contents = implode('', file($loc));
 | |
|             }
 | |
|         } else {
 | |
|             $lastmodified = false;
 | |
|             $fp = @fopen($params[0], 'r');
 | |
|             if (!$fp) {
 | |
|                 return $this->raiseError('channel-add: cannot open "' . $params[0] . '"');
 | |
|             }
 | |
|             $contents = '';
 | |
|             while (!feof($fp)) {
 | |
|                 $contents .= fread($fp, 1024);
 | |
|             }
 | |
|             fclose($fp);
 | |
|         }
 | |
|         if (!class_exists('PEAR_ChannelFile')) {
 | |
|             require_once 'PEAR/ChannelFile.php';
 | |
|         }
 | |
|         $channel = new PEAR_ChannelFile;
 | |
|         PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
 | |
|         $result = $channel->fromXmlString($contents);
 | |
|         PEAR::staticPopErrorHandling();
 | |
|         if (!$result) {
 | |
|             $exit = false;
 | |
|             if (count($errors = $channel->getErrors(true))) {
 | |
|                 foreach ($errors as $error) {
 | |
|                     $this->ui->outputData(ucfirst($error['level'] . ': ' . $error['message']));
 | |
|                     if (!$exit) {
 | |
|                         $exit = $error['level'] == 'error' ? true : false;
 | |
|                     }
 | |
|                 }
 | |
|                 if ($exit) {
 | |
|                     return $this->raiseError('channel-add: invalid channel.xml file');
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
|         $reg = &$this->config->getRegistry();
 | |
|         if ($reg->channelExists($channel->getName())) {
 | |
|             return $this->raiseError('channel-add: Channel "' . $channel->getName() .
 | |
|                 '" exists, use channel-update to update entry');
 | |
|         }
 | |
|         $ret = $reg->addChannel($channel, $lastmodified);
 | |
|         if (PEAR::isError($ret)) {
 | |
|             return $ret;
 | |
|         }
 | |
|         if (!$ret) {
 | |
|             return $this->raiseError('channel-add: adding Channel "' . $channel->getName() .
 | |
|                 '" to registry failed');
 | |
|         }
 | |
|         $this->config->setChannels($reg->listChannels());
 | |
|         $this->config->writeConfigFile();
 | |
|         $this->ui->outputData('Adding Channel "' . $channel->getName() . '" succeeded', $command);
 | |
|     }
 | |
| 
 | |
|     function doUpdate($command, $options, $params)
 | |
|     {
 | |
|         if (!class_exists('System')) {
 | |
|             require_once 'System.php';
 | |
|         }
 | |
|         $tmpdir = System::mktemp(array('-d'));
 | |
|         $reg = &$this->config->getRegistry();
 | |
|         if (sizeof($params) != 1) {
 | |
|             return $this->raiseError("No channel file specified");
 | |
|         }
 | |
|         $lastmodified = false;
 | |
|         if ((!file_exists($params[0]) || is_dir($params[0]))
 | |
|               && $reg->channelExists(strtolower($params[0]))) {
 | |
|             $c = $reg->getChannel(strtolower($params[0]));
 | |
|             if (PEAR::isError($c)) {
 | |
|                 return $this->raiseError($c);
 | |
|             }
 | |
|             $this->ui->outputData('Retrieving channel.xml from remote server');
 | |
|             $dl = &$this->getDownloader(array());
 | |
|             // if force is specified, use a timestamp of "1" to force retrieval
 | |
|             $lastmodified = isset($options['force']) ? false : $c->lastModified();
 | |
|             PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
 | |
|             $contents = $dl->downloadHttp('http://' . $c->getName() . '/channel.xml',
 | |
|                 $this->ui, $tmpdir, null, $lastmodified);
 | |
|             PEAR::staticPopErrorHandling();
 | |
|             if (PEAR::isError($contents)) {
 | |
|                 return $this->raiseError('Cannot retrieve channel.xml for channel "' .
 | |
|                     $c->getName() . '"');
 | |
|             }
 | |
|             list($contents, $lastmodified) = $contents;
 | |
|             if (!$contents) {
 | |
|                 $this->ui->outputData("Channel $params[0] channel.xml is up to date");
 | |
|                 return;
 | |
|             }
 | |
|             $contents = implode('', file($contents));
 | |
|             if (!class_exists('PEAR_ChannelFile')) {
 | |
|                 require_once 'PEAR/ChannelFile.php';
 | |
|             }
 | |
|             $channel = new PEAR_ChannelFile;
 | |
|             $channel->fromXmlString($contents);
 | |
|             if (!$channel->getErrors()) {
 | |
|                 // security check: is the downloaded file for the channel we got it from?
 | |
|                 if (strtolower($channel->getName()) != strtolower($c->getName())) {
 | |
|                     if (isset($options['force'])) {
 | |
|                         $this->ui->log(0, 'WARNING: downloaded channel definition file' .
 | |
|                             ' for channel "' . $channel->getName() . '" from channel "' .
 | |
|                             strtolower($c->getName()) . '"');
 | |
|                     } else {
 | |
|                         return $this->raiseError('ERROR: downloaded channel definition file' .
 | |
|                             ' for channel "' . $channel->getName() . '" from channel "' .
 | |
|                             strtolower($c->getName()) . '"');
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|         } else {
 | |
|             if (strpos($params[0], '://')) {
 | |
|                 $dl = &$this->getDownloader();
 | |
|                 PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
 | |
|                 $loc = $dl->downloadHttp($params[0],
 | |
|                     $this->ui, $tmpdir, null, $lastmodified);
 | |
|                 PEAR::staticPopErrorHandling();
 | |
|                 if (PEAR::isError($loc)) {
 | |
|                     return $this->raiseError("Cannot open " . $params[0]);
 | |
|                 } else {
 | |
|                     list($loc, $lastmodified) = $loc;
 | |
|                     $contents = implode('', file($loc));
 | |
|                 }
 | |
|             } else {
 | |
|                 $fp = @fopen($params[0], 'r');
 | |
|                 if (!$fp) {
 | |
|                     return $this->raiseError("Cannot open " . $params[0]);
 | |
|                 }
 | |
|                 $contents = '';
 | |
|                 while (!feof($fp)) {
 | |
|                     $contents .= fread($fp, 1024);
 | |
|                 }
 | |
|                 fclose($fp);
 | |
|             }
 | |
|             if (!class_exists('PEAR_ChannelFile')) {
 | |
|                 require_once 'PEAR/ChannelFile.php';
 | |
|             }
 | |
|             $channel = new PEAR_ChannelFile;
 | |
|             $channel->fromXmlString($contents);
 | |
|         }
 | |
|         $exit = false;
 | |
|         if (count($errors = $channel->getErrors(true))) {
 | |
|             foreach ($errors as $error) {
 | |
|                 $this->ui->outputData(ucfirst($error['level'] . ': ' . $error['message']));
 | |
|                 if (!$exit) {
 | |
|                     $exit = $error['level'] == 'error' ? true : false;
 | |
|                 }
 | |
|             }
 | |
|             if ($exit) {
 | |
|                 return $this->raiseError('Invalid channel.xml file');
 | |
|             }
 | |
|         }
 | |
|         if (!$reg->channelExists($channel->getName())) {
 | |
|             return $this->raiseError('Error: Channel "' . $channel->getName() .
 | |
|                 '" does not exist, use channel-add to add an entry');
 | |
|         }
 | |
|         $ret = $reg->updateChannel($channel, $lastmodified);
 | |
|         if (PEAR::isError($ret)) {
 | |
|             return $ret;
 | |
|         }
 | |
|         if (!$ret) {
 | |
|             return $this->raiseError('Updating Channel "' . $channel->getName() .
 | |
|                 '" in registry failed');
 | |
|         }
 | |
|         $this->config->setChannels($reg->listChannels());
 | |
|         $this->config->writeConfigFile();
 | |
|         $this->ui->outputData('Update of Channel "' . $channel->getName() . '" succeeded');
 | |
|     }
 | |
| 
 | |
|     function &getDownloader()
 | |
|     {
 | |
|         if (!class_exists('PEAR_Downloader')) {
 | |
|             require_once 'PEAR/Downloader.php';
 | |
|         }
 | |
|         $a = new PEAR_Downloader($this->ui, array(), $this->config);
 | |
|         return $a;
 | |
|     }
 | |
| 
 | |
|     function doAlias($command, $options, $params)
 | |
|     {
 | |
|         $reg = &$this->config->getRegistry();
 | |
|         if (sizeof($params) == 1) {
 | |
|             return $this->raiseError('No channel alias specified');
 | |
|         }
 | |
|         if (sizeof($params) != 2) {
 | |
|             return $this->raiseError(
 | |
|                 'Invalid format, correct is: channel-alias channel alias');
 | |
|         }
 | |
|         if (!$reg->channelExists($params[0], true)) {
 | |
|             if ($reg->isAlias($params[0])) {
 | |
|                 $extra = ' (use "channel-alias ' . $reg->channelName($params[0]) . ' ' .
 | |
|                     strtolower($params[1]) . '")';
 | |
|             } else {
 | |
|                 $extra = '';
 | |
|             }
 | |
|             return $this->raiseError('"' . $params[0] . '" is not a valid channel' . $extra);
 | |
|         }
 | |
|         if ($reg->isAlias($params[1])) {
 | |
|             return $this->raiseError('Channel "' . $reg->channelName($params[1]) . '" is ' .
 | |
|                 'already aliased to "' . strtolower($params[1]) . '", cannot re-alias');
 | |
|         }
 | |
|         $chan = &$reg->getChannel($params[0]);
 | |
|         if (PEAR::isError($chan)) {
 | |
|             return $this->raiseError('Corrupt registry?  Error retrieving channel "' . $params[0] .
 | |
|                 '" information (' . $chan->getMessage() . ')');
 | |
|         }
 | |
|         // make it a local alias
 | |
|         if (!$chan->setAlias(strtolower($params[1]), true)) {
 | |
|             return $this->raiseError('Alias "' . strtolower($params[1]) .
 | |
|                 '" is not a valid channel alias');
 | |
|         }
 | |
|         $reg->updateChannel($chan);
 | |
|         $this->ui->outputData('Channel "' . $chan->getName() . '" aliased successfully to "' .
 | |
|             strtolower($params[1]) . '"');
 | |
|     }
 | |
| 
 | |
|     function doDiscover($command, $options, $params)
 | |
|     {
 | |
|         $reg = &$this->config->getRegistry();
 | |
|         if (sizeof($params) != 1) {
 | |
|             return $this->raiseError("No channel server specified");
 | |
|         }
 | |
|         if ($reg->channelExists($params[0])) {
 | |
|             if ($reg->isAlias($params[0])) {
 | |
|                 return $this->raiseError("A channel alias named \"$params[0]\" " .
 | |
|                     'already exists, aliasing channel "' . $reg->channelName($params[0])
 | |
|                     . '"');
 | |
|             } else {
 | |
|                 return $this->raiseError("Channel \"$params[0]\" is already initialized");
 | |
|             }
 | |
|         }
 | |
|         $this->pushErrorHandling(PEAR_ERROR_RETURN);
 | |
|         $err = $this->doAdd($command, $options, array('http://' . $params[0] . '/channel.xml'));
 | |
|         $this->popErrorHandling();
 | |
|         if (PEAR::isError($err)) {
 | |
|             return $this->raiseError("Discovery of channel \"$params[0]\" failed (" .
 | |
|                 $err->getMessage() . ')');
 | |
|         }
 | |
|         $this->ui->outputData("Discovery of channel \"$params[0]\" succeeded", $command);
 | |
|     }
 | |
| }
 | |
| ?>
 |