Na}{

File Content: `Frontend.php`

<?php
/**
 * PEAR_Frontend, the singleton-based frontend for user input/output
 *
 * PHP versions 4 and 5
 *
 * @category   pear
 * @package    PEAR
 * @author     Greg Beaver <cellog@php.net>
 * @copyright  1997-2009 The Authors
 * @license    http://opensource.org/licenses/bsd-license.php New BSD License
 * @link       http://pear.php.net/package/PEAR
 * @since      File available since Release 1.4.0a1
 */

/**
 * Include error handling
 */
//require_once 'PEAR.php';

/**
 * Which user interface class is being used.
 * @var string class name
 */
$GLOBALS['_PEAR_FRONTEND_CLASS'] = 'PEAR_Frontend_CLI';

/**
 * Instance of $_PEAR_Command_uiclass.
 * @var object
 */
$GLOBALS['_PEAR_FRONTEND_SINGLETON'] = null;

/**
 * Singleton-based frontend for PEAR user input/output
 *
 * @category   pear
 * @package    PEAR
 * @author     Greg Beaver <cellog@php.net>
 * @copyright  1997-2009 The Authors
 * @license    http://opensource.org/licenses/bsd-license.php New BSD License
 * @version    Release: 1.10.16
 * @link       http://pear.php.net/package/PEAR
 * @since      Class available since Release 1.4.0a1
 */
class PEAR_Frontend extends PEAR
{
    /**
     * Retrieve the frontend object
     * @return PEAR_Frontend_CLI|PEAR_Frontend_Web|PEAR_Frontend_Gtk
     */
    public static function &singleton($type = null)
    {
        if ($type === null) {
            if (!isset($GLOBALS['_PEAR_FRONTEND_SINGLETON'])) {
                $a = false;
                return $a;
            }
            return $GLOBALS['_PEAR_FRONTEND_SINGLETON'];
        }

        $a = PEAR_Frontend::setFrontendClass($type);
        return $a;
    }

    /**
     * Set the frontend class that will be used by calls to {@link singleton()}
     *
     * Frontends are expected to conform to the PEAR naming standard of
     * _ => DIRECTORY_SEPARATOR (PEAR_Frontend_CLI is in PEAR/Frontend/CLI.php)
     * @param string $uiclass full class name
     * @return PEAR_Frontend
     */
    public static function &setFrontendClass($uiclass)
    {
        if (is_object($GLOBALS['_PEAR_FRONTEND_SINGLETON']) &&
              is_a($GLOBALS['_PEAR_FRONTEND_SINGLETON'], $uiclass)) {
            return $GLOBALS['_PEAR_FRONTEND_SINGLETON'];
        }

        if (!class_exists($uiclass)) {
            $file = str_replace('_', '/', $uiclass) . '.php';
            if (PEAR_Frontend::isIncludeable($file)) {
                include_once $file;
            }
        }

        if (class_exists($uiclass)) {
            $obj = new $uiclass;
            // quick test to see if this class implements a few of the most
            // important frontend methods
            if (is_a($obj, 'PEAR_Frontend')) {
                $GLOBALS['_PEAR_FRONTEND_SINGLETON'] = &$obj;
                $GLOBALS['_PEAR_FRONTEND_CLASS'] = $uiclass;
                return $obj;
            }

            $err = PEAR::raiseError("not a frontend class: $uiclass");
            return $err;
        }

        $err = PEAR::raiseError("no such class: $uiclass");
        return $err;
    }

    /**
     * Set the frontend class that will be used by calls to {@link singleton()}
     *
     * Frontends are expected to be a descendant of PEAR_Frontend
     * @param PEAR_Frontend
     * @return PEAR_Frontend
     */
    public static function &setFrontendObject($uiobject)
    {
        if (is_object($GLOBALS['_PEAR_FRONTEND_SINGLETON']) &&
              is_a($GLOBALS['_PEAR_FRONTEND_SINGLETON'], get_class($uiobject))) {
            return $GLOBALS['_PEAR_FRONTEND_SINGLETON'];
        }

        if (!is_a($uiobject, 'PEAR_Frontend')) {
            $err = PEAR::raiseError('not a valid frontend class: (' .
                get_class($uiobject) . ')');
            return $err;
        }

        $GLOBALS['_PEAR_FRONTEND_SINGLETON'] = &$uiobject;
        $GLOBALS['_PEAR_FRONTEND_CLASS'] = get_class($uiobject);
        return $uiobject;
    }

    /**
     * @param string $path relative or absolute include path
     * @return boolean
     */
    public static function isIncludeable($path)
    {
        if (file_exists($path) && is_readable($path)) {
            return true;
        }

        $fp = @fopen($path, 'r', true);
        if ($fp) {
            fclose($fp);
            return true;
        }

        return false;
    }

    /**
     * @param PEAR_Config
     */
    function setConfig(&$config)
    {
    }

    /**
     * This can be overridden to allow session-based temporary file management
     *
     * By default, all files are deleted at the end of a session.  The web installer
     * needs to be able to sustain a list over many sessions in order to support
     * user interaction with install scripts
     */
    static function addTempFile($file)
    {
        $GLOBALS['_PEAR_Common_tempfiles'][] = $file;
    }

    /**
     * Log an action
     *
     * @param string $msg the message to log
     * @param boolean $append_crlf
     * @return boolean true
     * @abstract
     */
    function log($msg, $append_crlf = true)
    {
    }

    /**
     * Run a post-installation script
     *
     * @param array $scripts array of post-install scripts
     * @abstract
     */
    function runPostinstallScripts(&$scripts)
    {
    }

    /**
     * Display human-friendly output formatted depending on the
     * $command parameter.
     *
     * This should be able to handle basic output data with no command
     * @param mixed  $data    data structure containing the information to display
     * @param string $command command from which this method was called
     * @abstract
     */
    function outputData($data, $command = '_default')
    {
    }

    /**
     * Display a modal form dialog and return the given input
     *
     * A frontend that requires multiple requests to retrieve and process
     * data must take these needs into account, and implement the request
     * handling code.
     * @param string $command  command from which this method was called
     * @param array  $prompts  associative array. keys are the input field names
     *                         and values are the description
     * @param array  $types    array of input field types (text, password,
     *                         etc.) keys have to be the same like in $prompts
     * @param array  $defaults array of default values. again keys have
     *                         to be the same like in $prompts.  Do not depend
     *                         on a default value being set.
     * @return array input sent by the user
     * @abstract
     */
    function userDialog($command, $prompts, $types = array(), $defaults = array())
    {
    }
}

Name	Size	Permission
ChannelFile	---	0755
Command	---	0755
Downloader	---	0755
Frontend	---	0755
Installer	---	0755
PackageFile	---	0755
REST	---	0755
Task	---	0755
Validator	---	0755
Builder.php	18939 bytes	0644
ChannelFile.php	50844 bytes	0644
Command.php	12427 bytes	0644
Common.php	26466 bytes	0644
Config.php	69149 bytes	0644
Dependency2.php	50446 bytes	0644
DependencyDB.php	24321 bytes	0644
Downloader.php	66009 bytes	0644
ErrorStack.php	33804 bytes	0644
Exception.php	13933 bytes	0644
Frontend.php	6650 bytes	0644
Installer.php	70089 bytes	0644
PackageFile.php	15846 bytes	0644
Packager.php	7712 bytes	0644
Proxy.php	5610 bytes	0644
REST.php	16709 bytes	0644
Registry.php	75960 bytes	0644
RunTest.php	36250 bytes	0644
Validate.php	22005 bytes	0644
XMLParser.php	6911 bytes	0644

File Content: Frontend.php

File Content: `Frontend.php`