mirror of https://github.com/friendica/friendica
839 lines
26 KiB
PHP
839 lines
26 KiB
PHP
<?php
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/**
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* PEAR_Common, the base class for the PEAR Installer
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*
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* PHP versions 4 and 5
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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 Tomas V. V. Cox <cox@idecnet.com>
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* @author Greg Beaver <cellog@php.net>
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* @copyright 1997-2009 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @link http://pear.php.net/package/PEAR
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* @since File available since Release 0.1.0
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* @deprecated File deprecated since Release 1.4.0a1
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*/
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/**
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* Include error handling
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*/
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require_once 'PEAR.php';
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/**
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* PEAR_Common error when an invalid PHP file is passed to PEAR_Common::analyzeSourceCode()
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*/
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define('PEAR_COMMON_ERROR_INVALIDPHP', 1);
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define('_PEAR_COMMON_PACKAGE_NAME_PREG', '[A-Za-z][a-zA-Z0-9_]+');
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define('PEAR_COMMON_PACKAGE_NAME_PREG', '/^' . _PEAR_COMMON_PACKAGE_NAME_PREG . '\\z/');
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// this should allow: 1, 1.0, 1.0RC1, 1.0dev, 1.0dev123234234234, 1.0a1, 1.0b1, 1.0pl1
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define('_PEAR_COMMON_PACKAGE_VERSION_PREG', '\d+(?:\.\d+)*(?:[a-zA-Z]+\d*)?');
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define('PEAR_COMMON_PACKAGE_VERSION_PREG', '/^' . _PEAR_COMMON_PACKAGE_VERSION_PREG . '\\z/i');
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// XXX far from perfect :-)
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define('_PEAR_COMMON_PACKAGE_DOWNLOAD_PREG', '(' . _PEAR_COMMON_PACKAGE_NAME_PREG .
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')(-([.0-9a-zA-Z]+))?');
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define('PEAR_COMMON_PACKAGE_DOWNLOAD_PREG', '/^' . _PEAR_COMMON_PACKAGE_DOWNLOAD_PREG .
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'\\z/');
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define('_PEAR_CHANNELS_NAME_PREG', '[A-Za-z][a-zA-Z0-9\.]+');
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define('PEAR_CHANNELS_NAME_PREG', '/^' . _PEAR_CHANNELS_NAME_PREG . '\\z/');
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// this should allow any dns or IP address, plus a path - NO UNDERSCORES ALLOWED
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define('_PEAR_CHANNELS_SERVER_PREG', '[a-zA-Z0-9\-]+(?:\.[a-zA-Z0-9\-]+)*(\/[a-zA-Z0-9\-]+)*');
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define('PEAR_CHANNELS_SERVER_PREG', '/^' . _PEAR_CHANNELS_SERVER_PREG . '\\z/i');
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define('_PEAR_CHANNELS_PACKAGE_PREG', '(' ._PEAR_CHANNELS_SERVER_PREG . ')\/('
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. _PEAR_COMMON_PACKAGE_NAME_PREG . ')');
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define('PEAR_CHANNELS_PACKAGE_PREG', '/^' . _PEAR_CHANNELS_PACKAGE_PREG . '\\z/i');
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define('_PEAR_COMMON_CHANNEL_DOWNLOAD_PREG', '(' . _PEAR_CHANNELS_NAME_PREG . ')::('
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. _PEAR_COMMON_PACKAGE_NAME_PREG . ')(-([.0-9a-zA-Z]+))?');
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define('PEAR_COMMON_CHANNEL_DOWNLOAD_PREG', '/^' . _PEAR_COMMON_CHANNEL_DOWNLOAD_PREG . '\\z/');
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/**
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* List of temporary files and directories registered by
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* PEAR_Common::addTempFile().
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* @var array
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*/
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$GLOBALS['_PEAR_Common_tempfiles'] = array();
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/**
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* Valid maintainer roles
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* @var array
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*/
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$GLOBALS['_PEAR_Common_maintainer_roles'] = array('lead','developer','contributor','helper');
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/**
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* Valid release states
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* @var array
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*/
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$GLOBALS['_PEAR_Common_release_states'] = array('alpha','beta','stable','snapshot','devel');
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/**
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* Valid dependency types
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* @var array
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*/
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$GLOBALS['_PEAR_Common_dependency_types'] = array('pkg','ext','php','prog','ldlib','rtlib','os','websrv','sapi');
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/**
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* Valid dependency relations
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* @var array
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*/
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$GLOBALS['_PEAR_Common_dependency_relations'] = array('has','eq','lt','le','gt','ge','not', 'ne');
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/**
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* Valid file roles
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* @var array
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*/
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$GLOBALS['_PEAR_Common_file_roles'] = array('php','ext','test','doc','data','src','script');
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/**
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* Valid replacement types
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* @var array
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*/
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$GLOBALS['_PEAR_Common_replacement_types'] = array('php-const', 'pear-config', 'package-info');
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/**
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* Valid "provide" types
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* @var array
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*/
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$GLOBALS['_PEAR_Common_provide_types'] = array('ext', 'prog', 'class', 'function', 'feature', 'api');
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/**
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* Valid "provide" types
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* @var array
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*/
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$GLOBALS['_PEAR_Common_script_phases'] = array('pre-install', 'post-install', 'pre-uninstall', 'post-uninstall', 'pre-build', 'post-build', 'pre-configure', 'post-configure', 'pre-setup', 'post-setup');
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/**
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* Class providing common functionality for PEAR administration classes.
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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 Tomas V. V. Cox <cox@idecnet.com>
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* @author Greg Beaver <cellog@php.net>
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* @copyright 1997-2009 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @version Release: 1.10.5
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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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* @deprecated This class will disappear, and its components will be spread
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* into smaller classes, like the AT&T breakup, as of Release 1.4.0a1
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*/
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class PEAR_Common extends PEAR
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{
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/**
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* User Interface object (PEAR_Frontend_* class). If null,
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* the log() method uses print.
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* @var object
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*/
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var $ui = null;
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/**
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* Configuration object (PEAR_Config).
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* @var PEAR_Config
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*/
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var $config = null;
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/** stack of elements, gives some sort of XML context */
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var $element_stack = array();
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/** name of currently parsed XML element */
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var $current_element;
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/** array of attributes of the currently parsed XML element */
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var $current_attributes = array();
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/** assoc with information about a package */
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var $pkginfo = array();
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var $current_path = null;
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/**
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* Flag variable used to mark a valid package file
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* @var boolean
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* @access private
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*/
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var $_validPackageFile;
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/**
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* PEAR_Common constructor
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*
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* @access public
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*/
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function __construct()
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{
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parent::__construct();
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$this->config = &PEAR_Config::singleton();
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$this->debug = $this->config->get('verbose');
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}
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/**
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* PEAR_Common destructor
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*
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* @access private
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*/
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function _PEAR_Common()
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{
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// doesn't work due to bug #14744
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//$tempfiles = $this->_tempfiles;
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$tempfiles =& $GLOBALS['_PEAR_Common_tempfiles'];
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while ($file = array_shift($tempfiles)) {
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if (@is_dir($file)) {
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if (!class_exists('System')) {
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require_once 'System.php';
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}
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System::rm(array('-rf', $file));
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} elseif (file_exists($file)) {
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unlink($file);
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}
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}
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}
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/**
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* Register a temporary file or directory. When the destructor is
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* executed, all registered temporary files and directories are
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* removed.
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*
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* @param string $file name of file or directory
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*
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* @return void
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*
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* @access public
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*/
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function addTempFile($file)
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{
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if (!class_exists('PEAR_Frontend')) {
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require_once 'PEAR/Frontend.php';
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}
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PEAR_Frontend::addTempFile($file);
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}
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/**
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* Wrapper to System::mkDir(), creates a directory as well as
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* any necessary parent directories.
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*
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* @param string $dir directory name
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*
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* @return bool TRUE on success, or a PEAR error
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*
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* @access public
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*/
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function mkDirHier($dir)
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{
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// Only used in Installer - move it there ?
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$this->log(2, "+ create dir $dir");
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if (!class_exists('System')) {
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require_once 'System.php';
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}
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return System::mkDir(array('-p', $dir));
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}
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/**
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* Logging method.
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*
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* @param int $level log level (0 is quiet, higher is noisier)
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* @param string $msg message to write to the log
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*
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* @return void
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*/
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public function log($level, $msg, $append_crlf = true)
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{
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if ($this->debug >= $level) {
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if (!class_exists('PEAR_Frontend')) {
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require_once 'PEAR/Frontend.php';
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}
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$ui = &PEAR_Frontend::singleton();
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if (is_a($ui, 'PEAR_Frontend')) {
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$ui->log($msg, $append_crlf);
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} else {
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print "$msg\n";
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}
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}
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}
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/**
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* Create and register a temporary directory.
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*
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* @param string $tmpdir (optional) Directory to use as tmpdir.
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* Will use system defaults (for example
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* /tmp or c:\windows\temp) if not specified
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*
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* @return string name of created directory
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*
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* @access public
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*/
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function mkTempDir($tmpdir = '')
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{
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$topt = $tmpdir ? array('-t', $tmpdir) : array();
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$topt = array_merge($topt, array('-d', 'pear'));
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if (!class_exists('System')) {
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require_once 'System.php';
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}
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if (!$tmpdir = System::mktemp($topt)) {
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return false;
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}
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$this->addTempFile($tmpdir);
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return $tmpdir;
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}
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/**
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* Set object that represents the frontend to be used.
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*
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* @param object Reference of the frontend object
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* @return void
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* @access public
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*/
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function setFrontendObject(&$ui)
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{
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$this->ui = &$ui;
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}
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/**
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* Return an array containing all of the states that are more stable than
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* or equal to the passed in state
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*
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* @param string Release state
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* @param boolean Determines whether to include $state in the list
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* @return false|array False if $state is not a valid release state
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*/
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function betterStates($state, $include = false)
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{
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static $states = array('snapshot', 'devel', 'alpha', 'beta', 'stable');
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$i = array_search($state, $states);
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if ($i === false) {
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return false;
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}
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if ($include) {
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$i--;
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}
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return array_slice($states, $i + 1);
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}
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/**
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* Get the valid roles for a PEAR package maintainer
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*
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* @return array
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*/
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public static function getUserRoles()
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{
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return $GLOBALS['_PEAR_Common_maintainer_roles'];
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}
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/**
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* Get the valid package release states of packages
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*
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* @return array
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*/
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public static function getReleaseStates()
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{
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return $GLOBALS['_PEAR_Common_release_states'];
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}
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/**
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* Get the implemented dependency types (php, ext, pkg etc.)
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*
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* @return array
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*/
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public static function getDependencyTypes()
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{
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return $GLOBALS['_PEAR_Common_dependency_types'];
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}
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/**
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* Get the implemented dependency relations (has, lt, ge etc.)
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*
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* @return array
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*/
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public static function getDependencyRelations()
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{
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return $GLOBALS['_PEAR_Common_dependency_relations'];
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}
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/**
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* Get the implemented file roles
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*
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* @return array
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*/
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public static function getFileRoles()
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{
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return $GLOBALS['_PEAR_Common_file_roles'];
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}
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/**
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* Get the implemented file replacement types in
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*
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* @return array
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*/
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public static function getReplacementTypes()
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{
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return $GLOBALS['_PEAR_Common_replacement_types'];
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}
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/**
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* Get the implemented file replacement types in
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*
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* @return array
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*/
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public static function getProvideTypes()
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{
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return $GLOBALS['_PEAR_Common_provide_types'];
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}
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/**
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* Get the implemented file replacement types in
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*
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* @return array
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*/
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public static function getScriptPhases()
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{
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return $GLOBALS['_PEAR_Common_script_phases'];
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}
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/**
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* Test whether a string contains a valid package name.
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*
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* @param string $name the package name to test
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*
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* @return bool
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*
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* @access public
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*/
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function validPackageName($name)
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{
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return (bool)preg_match(PEAR_COMMON_PACKAGE_NAME_PREG, $name);
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}
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/**
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* Test whether a string contains a valid package version.
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*
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* @param string $ver the package version to test
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*
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* @return bool
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*
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* @access public
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*/
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function validPackageVersion($ver)
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{
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return (bool)preg_match(PEAR_COMMON_PACKAGE_VERSION_PREG, $ver);
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}
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/**
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* @param string $path relative or absolute include path
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* @return boolean
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*/
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public static function isIncludeable($path)
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{
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if (file_exists($path) && is_readable($path)) {
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return true;
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}
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$ipath = explode(PATH_SEPARATOR, ini_get('include_path'));
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foreach ($ipath as $include) {
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$test = realpath($include . DIRECTORY_SEPARATOR . $path);
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if (file_exists($test) && is_readable($test)) {
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return true;
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}
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}
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return false;
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}
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function _postProcessChecks($pf)
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{
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if (!PEAR::isError($pf)) {
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return $this->_postProcessValidPackagexml($pf);
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}
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$errs = $pf->getUserinfo();
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if (is_array($errs)) {
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foreach ($errs as $error) {
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$e = $this->raiseError($error['message'], $error['code'], null, null, $error);
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}
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}
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return $pf;
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}
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/**
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* Returns information about a package file. Expects the name of
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* a gzipped tar file as input.
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*
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* @param string $file name of .tgz file
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*
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* @return array array with package information
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*
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* @access public
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* @deprecated use PEAR_PackageFile->fromTgzFile() instead
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*
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*/
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function infoFromTgzFile($file)
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{
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$packagefile = new PEAR_PackageFile($this->config);
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$pf = &$packagefile->fromTgzFile($file, PEAR_VALIDATE_NORMAL);
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return $this->_postProcessChecks($pf);
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}
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/**
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* Returns information about a package file. Expects the name of
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* a package xml file as input.
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*
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* @param string $descfile name of package xml file
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*
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* @return array array with package information
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*
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* @access public
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* @deprecated use PEAR_PackageFile->fromPackageFile() instead
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*
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*/
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function infoFromDescriptionFile($descfile)
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{
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$packagefile = new PEAR_PackageFile($this->config);
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$pf = &$packagefile->fromPackageFile($descfile, PEAR_VALIDATE_NORMAL);
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return $this->_postProcessChecks($pf);
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}
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/**
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* Returns information about a package file. Expects the contents
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* of a package xml file as input.
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*
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* @param string $data contents of package.xml file
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*
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* @return array array with package information
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*
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* @access public
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* @deprecated use PEAR_PackageFile->fromXmlstring() instead
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*
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*/
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function infoFromString($data)
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{
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$packagefile = new PEAR_PackageFile($this->config);
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$pf = &$packagefile->fromXmlString($data, PEAR_VALIDATE_NORMAL, false);
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return $this->_postProcessChecks($pf);
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}
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|
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/**
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* @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
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* @return array
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*/
|
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function _postProcessValidPackagexml(&$pf)
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{
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if (!is_a($pf, 'PEAR_PackageFile_v2')) {
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$this->pkginfo = $pf->toArray();
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return $this->pkginfo;
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}
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|
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// sort of make this into a package.xml 1.0-style array
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// changelog is not converted to old format.
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$arr = $pf->toArray(true);
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$arr = array_merge($arr, $arr['old']);
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unset($arr['old'], $arr['xsdversion'], $arr['contents'], $arr['compatible'],
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$arr['channel'], $arr['uri'], $arr['dependencies'], $arr['phprelease'],
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$arr['extsrcrelease'], $arr['zendextsrcrelease'], $arr['extbinrelease'],
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$arr['zendextbinrelease'], $arr['bundle'], $arr['lead'], $arr['developer'],
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$arr['helper'], $arr['contributor']);
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$arr['filelist'] = $pf->getFilelist();
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$this->pkginfo = $arr;
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return $arr;
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}
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|
/**
|
|
* Returns package information from different sources
|
|
*
|
|
* This method is able to extract information about a package
|
|
* from a .tgz archive or from a XML package definition file.
|
|
*
|
|
* @access public
|
|
* @param string Filename of the source ('package.xml', '<package>.tgz')
|
|
* @return string
|
|
* @deprecated use PEAR_PackageFile->fromAnyFile() instead
|
|
*/
|
|
function infoFromAny($info)
|
|
{
|
|
if (is_string($info) && file_exists($info)) {
|
|
$packagefile = new PEAR_PackageFile($this->config);
|
|
$pf = &$packagefile->fromAnyFile($info, PEAR_VALIDATE_NORMAL);
|
|
if (PEAR::isError($pf)) {
|
|
$errs = $pf->getUserinfo();
|
|
if (is_array($errs)) {
|
|
foreach ($errs as $error) {
|
|
$e = $this->raiseError($error['message'], $error['code'], null, null, $error);
|
|
}
|
|
}
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|
|
|
return $pf;
|
|
}
|
|
|
|
return $this->_postProcessValidPackagexml($pf);
|
|
}
|
|
|
|
return $info;
|
|
}
|
|
|
|
/**
|
|
* Return an XML document based on the package info (as returned
|
|
* by the PEAR_Common::infoFrom* methods).
|
|
*
|
|
* @param array $pkginfo package info
|
|
*
|
|
* @return string XML data
|
|
*
|
|
* @access public
|
|
* @deprecated use a PEAR_PackageFile_v* object's generator instead
|
|
*/
|
|
function xmlFromInfo($pkginfo)
|
|
{
|
|
$config = &PEAR_Config::singleton();
|
|
$packagefile = new PEAR_PackageFile($config);
|
|
$pf = &$packagefile->fromArray($pkginfo);
|
|
$gen = &$pf->getDefaultGenerator();
|
|
return $gen->toXml(PEAR_VALIDATE_PACKAGING);
|
|
}
|
|
|
|
/**
|
|
* Validate XML package definition file.
|
|
*
|
|
* @param string $info Filename of the package archive or of the
|
|
* package definition file
|
|
* @param array $errors Array that will contain the errors
|
|
* @param array $warnings Array that will contain the warnings
|
|
* @param string $dir_prefix (optional) directory where source files
|
|
* may be found, or empty if they are not available
|
|
* @access public
|
|
* @return boolean
|
|
* @deprecated use the validation of PEAR_PackageFile objects
|
|
*/
|
|
function validatePackageInfo($info, &$errors, &$warnings, $dir_prefix = '')
|
|
{
|
|
$config = &PEAR_Config::singleton();
|
|
$packagefile = new PEAR_PackageFile($config);
|
|
PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
|
|
if (strpos($info, '<?xml') !== false) {
|
|
$pf = &$packagefile->fromXmlString($info, PEAR_VALIDATE_NORMAL, '');
|
|
} else {
|
|
$pf = &$packagefile->fromAnyFile($info, PEAR_VALIDATE_NORMAL);
|
|
}
|
|
|
|
PEAR::staticPopErrorHandling();
|
|
if (PEAR::isError($pf)) {
|
|
$errs = $pf->getUserinfo();
|
|
if (is_array($errs)) {
|
|
foreach ($errs as $error) {
|
|
if ($error['level'] == 'error') {
|
|
$errors[] = $error['message'];
|
|
} else {
|
|
$warnings[] = $error['message'];
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Build a "provides" array from data returned by
|
|
* analyzeSourceCode(). The format of the built array is like
|
|
* this:
|
|
*
|
|
* array(
|
|
* 'class;MyClass' => 'array('type' => 'class', 'name' => 'MyClass'),
|
|
* ...
|
|
* )
|
|
*
|
|
*
|
|
* @param array $srcinfo array with information about a source file
|
|
* as returned by the analyzeSourceCode() method.
|
|
*
|
|
* @return void
|
|
*
|
|
* @access public
|
|
*
|
|
*/
|
|
function buildProvidesArray($srcinfo)
|
|
{
|
|
$file = basename($srcinfo['source_file']);
|
|
$pn = '';
|
|
if (isset($this->_packageName)) {
|
|
$pn = $this->_packageName;
|
|
}
|
|
|
|
$pnl = strlen($pn);
|
|
foreach ($srcinfo['declared_classes'] as $class) {
|
|
$key = "class;$class";
|
|
if (isset($this->pkginfo['provides'][$key])) {
|
|
continue;
|
|
}
|
|
|
|
$this->pkginfo['provides'][$key] =
|
|
array('file'=> $file, 'type' => 'class', 'name' => $class);
|
|
if (isset($srcinfo['inheritance'][$class])) {
|
|
$this->pkginfo['provides'][$key]['extends'] =
|
|
$srcinfo['inheritance'][$class];
|
|
}
|
|
}
|
|
|
|
foreach ($srcinfo['declared_methods'] as $class => $methods) {
|
|
foreach ($methods as $method) {
|
|
$function = "$class::$method";
|
|
$key = "function;$function";
|
|
if ($method{0} == '_' || !strcasecmp($method, $class) ||
|
|
isset($this->pkginfo['provides'][$key])) {
|
|
continue;
|
|
}
|
|
|
|
$this->pkginfo['provides'][$key] =
|
|
array('file'=> $file, 'type' => 'function', 'name' => $function);
|
|
}
|
|
}
|
|
|
|
foreach ($srcinfo['declared_functions'] as $function) {
|
|
$key = "function;$function";
|
|
if ($function{0} == '_' || isset($this->pkginfo['provides'][$key])) {
|
|
continue;
|
|
}
|
|
|
|
if (!strstr($function, '::') && strncasecmp($function, $pn, $pnl)) {
|
|
$warnings[] = "in1 " . $file . ": function \"$function\" not prefixed with package name \"$pn\"";
|
|
}
|
|
|
|
$this->pkginfo['provides'][$key] =
|
|
array('file'=> $file, 'type' => 'function', 'name' => $function);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Analyze the source code of the given PHP file
|
|
*
|
|
* @param string Filename of the PHP file
|
|
* @return mixed
|
|
* @access public
|
|
*/
|
|
function analyzeSourceCode($file)
|
|
{
|
|
if (!class_exists('PEAR_PackageFile_v2_Validator')) {
|
|
require_once 'PEAR/PackageFile/v2/Validator.php';
|
|
}
|
|
|
|
$a = new PEAR_PackageFile_v2_Validator;
|
|
return $a->analyzeSourceCode($file);
|
|
}
|
|
|
|
function detectDependencies($any, $status_callback = null)
|
|
{
|
|
if (!function_exists("token_get_all")) {
|
|
return false;
|
|
}
|
|
|
|
if (PEAR::isError($info = $this->infoFromAny($any))) {
|
|
return $this->raiseError($info);
|
|
}
|
|
|
|
if (!is_array($info)) {
|
|
return false;
|
|
}
|
|
|
|
$deps = array();
|
|
$used_c = $decl_c = $decl_f = $decl_m = array();
|
|
foreach ($info['filelist'] as $file => $fa) {
|
|
$tmp = $this->analyzeSourceCode($file);
|
|
$used_c = @array_merge($used_c, $tmp['used_classes']);
|
|
$decl_c = @array_merge($decl_c, $tmp['declared_classes']);
|
|
$decl_f = @array_merge($decl_f, $tmp['declared_functions']);
|
|
$decl_m = @array_merge($decl_m, $tmp['declared_methods']);
|
|
$inheri = @array_merge($inheri, $tmp['inheritance']);
|
|
}
|
|
|
|
$used_c = array_unique($used_c);
|
|
$decl_c = array_unique($decl_c);
|
|
$undecl_c = array_diff($used_c, $decl_c);
|
|
|
|
return array('used_classes' => $used_c,
|
|
'declared_classes' => $decl_c,
|
|
'declared_methods' => $decl_m,
|
|
'declared_functions' => $decl_f,
|
|
'undeclared_classes' => $undecl_c,
|
|
'inheritance' => $inheri,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Download a file through HTTP. Considers suggested file name in
|
|
* Content-disposition: header and can run a callback function for
|
|
* different events. The callback will be called with two
|
|
* parameters: the callback type, and parameters. The implemented
|
|
* callback types are:
|
|
*
|
|
* 'setup' called at the very beginning, parameter is a UI object
|
|
* that should be used for all output
|
|
* 'message' the parameter is a string with an informational message
|
|
* 'saveas' may be used to save with a different file name, the
|
|
* parameter is the filename that is about to be used.
|
|
* If a 'saveas' callback returns a non-empty string,
|
|
* that file name will be used as the filename instead.
|
|
* Note that $save_dir will not be affected by this, only
|
|
* the basename of the file.
|
|
* 'start' download is starting, parameter is number of bytes
|
|
* that are expected, or -1 if unknown
|
|
* 'bytesread' parameter is the number of bytes read so far
|
|
* 'done' download is complete, parameter is the total number
|
|
* of bytes read
|
|
* 'connfailed' if the TCP connection fails, this callback is called
|
|
* with array(host,port,errno,errmsg)
|
|
* 'writefailed' if writing to disk fails, this callback is called
|
|
* with array(destfile,errmsg)
|
|
*
|
|
* If an HTTP proxy has been configured (http_proxy PEAR_Config
|
|
* setting), the proxy will be used.
|
|
*
|
|
* @param string $url the URL to download
|
|
* @param object $ui PEAR_Frontend_* instance
|
|
* @param object $config PEAR_Config instance
|
|
* @param string $save_dir (optional) directory to save file in
|
|
* @param mixed $callback (optional) function/method to call for status
|
|
* updates
|
|
* @param false|string|array $lastmodified header values to check against
|
|
* for caching
|
|
* use false to return the header
|
|
* values from this download
|
|
* @param false|array $accept Accept headers to send
|
|
* @param false|string $channel Channel to use for retrieving
|
|
* authentication
|
|
*
|
|
* @return mixed Returns the full path of the downloaded file or a PEAR
|
|
* error on failure. If the error is caused by
|
|
* socket-related errors, the error object will
|
|
* have the fsockopen error code available through
|
|
* getCode(). If caching is requested, then return the header
|
|
* values.
|
|
* If $lastmodified was given and the there are no changes,
|
|
* boolean false is returned.
|
|
*
|
|
* @access public
|
|
*/
|
|
function downloadHttp(
|
|
$url, &$ui, $save_dir = '.', $callback = null, $lastmodified = null,
|
|
$accept = false, $channel = false
|
|
) {
|
|
if (!class_exists('PEAR_Downloader')) {
|
|
require_once 'PEAR/Downloader.php';
|
|
}
|
|
return PEAR_Downloader::_downloadHttp(
|
|
$this, $url, $ui, $save_dir, $callback, $lastmodified,
|
|
$accept, $channel
|
|
);
|
|
}
|
|
}
|
|
|
|
require_once 'PEAR/Config.php';
|
|
require_once 'PEAR/PackageFile.php';
|