[5146] | 1 | <?php |
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| 2 | /** |
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| 3 | * PEAR_Downloader, the PEAR Installer's download utility class |
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| 4 | * |
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| 5 | * PHP versions 4 and 5 |
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| 6 | * |
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| 7 | * @category pear |
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| 8 | * @package PEAR |
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| 9 | * @author Greg Beaver <cellog@php.net> |
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| 10 | * @author Stig Bakken <ssb@php.net> |
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| 11 | * @author Tomas V. V. Cox <cox@idecnet.com> |
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| 12 | * @author Martin Jansen <mj@php.net> |
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| 13 | * @copyright 1997-2009 The Authors |
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| 14 | * @license http://opensource.org/licenses/bsd-license.php New BSD License |
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| 15 | * @version CVS: $Id: Downloader.php 313024 2011-07-06 19:51:24Z dufuz $ |
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| 16 | * @link http://pear.php.net/package/PEAR |
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| 17 | * @since File available since Release 1.3.0 |
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| 18 | */ |
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| 19 | |
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| 20 | /** |
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| 21 | * Needed for constants, extending |
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| 22 | */ |
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| 23 | require_once 'PEAR/Common.php'; |
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| 24 | |
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| 25 | define('PEAR_INSTALLER_OK', 1); |
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| 26 | define('PEAR_INSTALLER_FAILED', 0); |
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| 27 | define('PEAR_INSTALLER_SKIPPED', -1); |
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| 28 | define('PEAR_INSTALLER_ERROR_NO_PREF_STATE', 2); |
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| 29 | |
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| 30 | /** |
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| 31 | * Administration class used to download anything from the internet (PEAR Packages, |
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| 32 | * static URLs, xml files) |
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| 33 | * |
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| 34 | * @category pear |
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| 35 | * @package PEAR |
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| 36 | * @author Greg Beaver <cellog@php.net> |
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| 37 | * @author Stig Bakken <ssb@php.net> |
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| 38 | * @author Tomas V. V. Cox <cox@idecnet.com> |
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| 39 | * @author Martin Jansen <mj@php.net> |
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| 40 | * @copyright 1997-2009 The Authors |
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| 41 | * @license http://opensource.org/licenses/bsd-license.php New BSD License |
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| 42 | * @version Release: 1.9.4 |
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| 43 | * @link http://pear.php.net/package/PEAR |
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| 44 | * @since Class available since Release 1.3.0 |
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| 45 | */ |
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| 46 | class PEAR_Downloader extends PEAR_Common |
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| 47 | { |
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| 48 | /** |
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| 49 | * @var PEAR_Registry |
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| 50 | * @access private |
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| 51 | */ |
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| 52 | var $_registry; |
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| 53 | |
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| 54 | /** |
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| 55 | * Preferred Installation State (snapshot, devel, alpha, beta, stable) |
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| 56 | * @var string|null |
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| 57 | * @access private |
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| 58 | */ |
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| 59 | var $_preferredState; |
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| 60 | |
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| 61 | /** |
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| 62 | * Options from command-line passed to Install. |
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| 63 | * |
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| 64 | * Recognized options:<br /> |
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| 65 | * - onlyreqdeps : install all required dependencies as well |
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| 66 | * - alldeps : install all dependencies, including optional |
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| 67 | * - installroot : base relative path to install files in |
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| 68 | * - force : force a download even if warnings would prevent it |
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| 69 | * - nocompress : download uncompressed tarballs |
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| 70 | * @see PEAR_Command_Install |
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| 71 | * @access private |
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| 72 | * @var array |
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| 73 | */ |
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| 74 | var $_options; |
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| 75 | |
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| 76 | /** |
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| 77 | * Downloaded Packages after a call to download(). |
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| 78 | * |
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| 79 | * Format of each entry: |
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| 80 | * |
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| 81 | * <code> |
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| 82 | * array('pkg' => 'package_name', 'file' => '/path/to/local/file', |
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| 83 | * 'info' => array() // parsed package.xml |
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| 84 | * ); |
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| 85 | * </code> |
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| 86 | * @access private |
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| 87 | * @var array |
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| 88 | */ |
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| 89 | var $_downloadedPackages = array(); |
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| 90 | |
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| 91 | /** |
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| 92 | * Packages slated for download. |
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| 93 | * |
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| 94 | * This is used to prevent downloading a package more than once should it be a dependency |
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| 95 | * for two packages to be installed. |
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| 96 | * Format of each entry: |
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| 97 | * |
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| 98 | * <pre> |
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| 99 | * array('package_name1' => parsed package.xml, 'package_name2' => parsed package.xml, |
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| 100 | * ); |
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| 101 | * </pre> |
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| 102 | * @access private |
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| 103 | * @var array |
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| 104 | */ |
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| 105 | var $_toDownload = array(); |
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| 106 | |
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| 107 | /** |
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| 108 | * Array of every package installed, with names lower-cased. |
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| 109 | * |
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| 110 | * Format: |
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| 111 | * <code> |
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| 112 | * array('package1' => 0, 'package2' => 1, ); |
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| 113 | * </code> |
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| 114 | * @var array |
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| 115 | */ |
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| 116 | var $_installed = array(); |
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| 117 | |
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| 118 | /** |
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| 119 | * @var array |
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| 120 | * @access private |
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| 121 | */ |
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| 122 | var $_errorStack = array(); |
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| 123 | |
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| 124 | /** |
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| 125 | * @var boolean |
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| 126 | * @access private |
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| 127 | */ |
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| 128 | var $_internalDownload = false; |
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| 129 | |
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| 130 | /** |
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| 131 | * Temporary variable used in sorting packages by dependency in {@link sortPkgDeps()} |
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| 132 | * @var array |
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| 133 | * @access private |
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| 134 | */ |
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| 135 | var $_packageSortTree; |
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| 136 | |
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| 137 | /** |
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| 138 | * Temporary directory, or configuration value where downloads will occur |
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| 139 | * @var string |
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| 140 | */ |
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| 141 | var $_downloadDir; |
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| 142 | |
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| 143 | /** |
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| 144 | * @param PEAR_Frontend_* |
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| 145 | * @param array |
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| 146 | * @param PEAR_Config |
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| 147 | */ |
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| 148 | function PEAR_Downloader(&$ui, $options, &$config) |
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| 149 | { |
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| 150 | parent::PEAR_Common(); |
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| 151 | $this->_options = $options; |
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| 152 | $this->config = &$config; |
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| 153 | $this->_preferredState = $this->config->get('preferred_state'); |
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| 154 | $this->ui = &$ui; |
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| 155 | if (!$this->_preferredState) { |
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| 156 | // don't inadvertantly use a non-set preferred_state |
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| 157 | $this->_preferredState = null; |
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| 158 | } |
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| 159 | |
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| 160 | if (isset($this->_options['installroot'])) { |
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| 161 | $this->config->setInstallRoot($this->_options['installroot']); |
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| 162 | } |
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| 163 | $this->_registry = &$config->getRegistry(); |
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| 164 | |
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| 165 | if (isset($this->_options['alldeps']) || isset($this->_options['onlyreqdeps'])) { |
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| 166 | $this->_installed = $this->_registry->listAllPackages(); |
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| 167 | foreach ($this->_installed as $key => $unused) { |
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| 168 | if (!count($unused)) { |
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| 169 | continue; |
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| 170 | } |
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| 171 | $strtolower = create_function('$a','return strtolower($a);'); |
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| 172 | array_walk($this->_installed[$key], $strtolower); |
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| 173 | } |
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| 174 | } |
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| 175 | } |
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| 176 | |
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| 177 | /** |
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| 178 | * Attempt to discover a channel's remote capabilities from |
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| 179 | * its server name |
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| 180 | * @param string |
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| 181 | * @return boolean |
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| 182 | */ |
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| 183 | function discover($channel) |
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| 184 | { |
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| 185 | $this->log(1, 'Attempting to discover channel "' . $channel . '"...'); |
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| 186 | PEAR::pushErrorHandling(PEAR_ERROR_RETURN); |
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| 187 | $callback = $this->ui ? array(&$this, '_downloadCallback') : null; |
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| 188 | if (!class_exists('System')) { |
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| 189 | require_once 'System.php'; |
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| 190 | } |
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| 191 | |
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| 192 | $tmpdir = $this->config->get('temp_dir'); |
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| 193 | $tmp = System::mktemp('-d -t "' . $tmpdir . '"'); |
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| 194 | $a = $this->downloadHttp('http://' . $channel . '/channel.xml', $this->ui, $tmp, $callback, false); |
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| 195 | PEAR::popErrorHandling(); |
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| 196 | if (PEAR::isError($a)) { |
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| 197 | // Attempt to fallback to https automatically. |
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| 198 | PEAR::pushErrorHandling(PEAR_ERROR_RETURN); |
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| 199 | $this->log(1, 'Attempting fallback to https instead of http on channel "' . $channel . '"...'); |
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| 200 | $a = $this->downloadHttp('https://' . $channel . '/channel.xml', $this->ui, $tmp, $callback, false); |
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| 201 | PEAR::popErrorHandling(); |
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| 202 | if (PEAR::isError($a)) { |
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| 203 | return false; |
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| 204 | } |
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| 205 | } |
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| 206 | |
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| 207 | list($a, $lastmodified) = $a; |
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| 208 | if (!class_exists('PEAR_ChannelFile')) { |
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| 209 | require_once 'PEAR/ChannelFile.php'; |
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| 210 | } |
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| 211 | |
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| 212 | $b = new PEAR_ChannelFile; |
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| 213 | if ($b->fromXmlFile($a)) { |
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| 214 | unlink($a); |
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| 215 | if ($this->config->get('auto_discover')) { |
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| 216 | $this->_registry->addChannel($b, $lastmodified); |
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| 217 | $alias = $b->getName(); |
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| 218 | if ($b->getName() == $this->_registry->channelName($b->getAlias())) { |
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| 219 | $alias = $b->getAlias(); |
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| 220 | } |
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| 221 | |
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| 222 | $this->log(1, 'Auto-discovered channel "' . $channel . |
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| 223 | '", alias "' . $alias . '", adding to registry'); |
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| 224 | } |
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| 225 | |
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| 226 | return true; |
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| 227 | } |
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| 228 | |
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| 229 | unlink($a); |
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| 230 | return false; |
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| 231 | } |
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| 232 | |
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| 233 | /** |
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| 234 | * For simpler unit-testing |
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| 235 | * @param PEAR_Downloader |
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| 236 | * @return PEAR_Downloader_Package |
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| 237 | */ |
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| 238 | function &newDownloaderPackage(&$t) |
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| 239 | { |
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| 240 | if (!class_exists('PEAR_Downloader_Package')) { |
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| 241 | require_once 'PEAR/Downloader/Package.php'; |
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| 242 | } |
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| 243 | $a = &new PEAR_Downloader_Package($t); |
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| 244 | return $a; |
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| 245 | } |
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| 246 | |
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| 247 | /** |
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| 248 | * For simpler unit-testing |
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| 249 | * @param PEAR_Config |
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| 250 | * @param array |
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| 251 | * @param array |
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| 252 | * @param int |
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| 253 | */ |
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| 254 | function &getDependency2Object(&$c, $i, $p, $s) |
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| 255 | { |
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| 256 | if (!class_exists('PEAR_Dependency2')) { |
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| 257 | require_once 'PEAR/Dependency2.php'; |
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| 258 | } |
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| 259 | $z = &new PEAR_Dependency2($c, $i, $p, $s); |
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| 260 | return $z; |
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| 261 | } |
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| 262 | |
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| 263 | function &download($params) |
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| 264 | { |
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| 265 | if (!count($params)) { |
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| 266 | $a = array(); |
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| 267 | return $a; |
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| 268 | } |
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| 269 | |
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| 270 | if (!isset($this->_registry)) { |
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| 271 | $this->_registry = &$this->config->getRegistry(); |
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| 272 | } |
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| 273 | |
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| 274 | $channelschecked = array(); |
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| 275 | // convert all parameters into PEAR_Downloader_Package objects |
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| 276 | foreach ($params as $i => $param) { |
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| 277 | $params[$i] = &$this->newDownloaderPackage($this); |
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| 278 | PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN); |
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| 279 | $err = $params[$i]->initialize($param); |
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| 280 | PEAR::staticPopErrorHandling(); |
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| 281 | if (!$err) { |
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| 282 | // skip parameters that were missed by preferred_state |
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| 283 | continue; |
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| 284 | } |
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| 285 | |
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| 286 | if (PEAR::isError($err)) { |
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| 287 | if (!isset($this->_options['soft']) && $err->getMessage() !== '') { |
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| 288 | $this->log(0, $err->getMessage()); |
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| 289 | } |
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| 290 | |
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| 291 | $params[$i] = false; |
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| 292 | if (is_object($param)) { |
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| 293 | $param = $param->getChannel() . '/' . $param->getPackage(); |
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| 294 | } |
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| 295 | |
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| 296 | if (!isset($this->_options['soft'])) { |
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| 297 | $this->log(2, 'Package "' . $param . '" is not valid'); |
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| 298 | } |
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| 299 | |
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| 300 | // Message logged above in a specific verbose mode, passing null to not show up on CLI |
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| 301 | $this->pushError(null, PEAR_INSTALLER_SKIPPED); |
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| 302 | } else { |
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| 303 | do { |
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| 304 | if ($params[$i] && $params[$i]->getType() == 'local') { |
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| 305 | // bug #7090 skip channel.xml check for local packages |
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| 306 | break; |
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| 307 | } |
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| 308 | |
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| 309 | if ($params[$i] && !isset($channelschecked[$params[$i]->getChannel()]) && |
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| 310 | !isset($this->_options['offline']) |
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| 311 | ) { |
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| 312 | $channelschecked[$params[$i]->getChannel()] = true; |
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| 313 | PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN); |
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| 314 | if (!class_exists('System')) { |
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| 315 | require_once 'System.php'; |
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| 316 | } |
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| 317 | |
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| 318 | $curchannel = &$this->_registry->getChannel($params[$i]->getChannel()); |
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| 319 | if (PEAR::isError($curchannel)) { |
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| 320 | PEAR::staticPopErrorHandling(); |
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| 321 | return $this->raiseError($curchannel); |
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| 322 | } |
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| 323 | |
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| 324 | if (PEAR::isError($dir = $this->getDownloadDir())) { |
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| 325 | PEAR::staticPopErrorHandling(); |
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| 326 | break; |
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| 327 | } |
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| 328 | |
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| 329 | $mirror = $this->config->get('preferred_mirror', null, $params[$i]->getChannel()); |
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| 330 | $url = 'http://' . $mirror . '/channel.xml'; |
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| 331 | $a = $this->downloadHttp($url, $this->ui, $dir, null, $curchannel->lastModified()); |
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| 332 | |
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| 333 | PEAR::staticPopErrorHandling(); |
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| 334 | if (PEAR::isError($a) || !$a) { |
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| 335 | // Attempt fallback to https automatically |
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| 336 | PEAR::pushErrorHandling(PEAR_ERROR_RETURN); |
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| 337 | $a = $this->downloadHttp('https://' . $mirror . |
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| 338 | '/channel.xml', $this->ui, $dir, null, $curchannel->lastModified()); |
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| 339 | |
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| 340 | PEAR::staticPopErrorHandling(); |
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| 341 | if (PEAR::isError($a) || !$a) { |
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| 342 | break; |
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| 343 | } |
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| 344 | } |
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| 345 | $this->log(0, 'WARNING: channel "' . $params[$i]->getChannel() . '" has ' . |
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| 346 | 'updated its protocols, use "' . PEAR_RUNTYPE . ' channel-update ' . $params[$i]->getChannel() . |
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| 347 | '" to update'); |
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| 348 | } |
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| 349 | } while (false); |
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| 350 | |
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| 351 | if ($params[$i] && !isset($this->_options['downloadonly'])) { |
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| 352 | if (isset($this->_options['packagingroot'])) { |
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| 353 | $checkdir = $this->_prependPath( |
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| 354 | $this->config->get('php_dir', null, $params[$i]->getChannel()), |
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| 355 | $this->_options['packagingroot']); |
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| 356 | } else { |
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| 357 | $checkdir = $this->config->get('php_dir', |
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| 358 | null, $params[$i]->getChannel()); |
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| 359 | } |
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| 360 | |
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| 361 | while ($checkdir && $checkdir != '/' && !file_exists($checkdir)) { |
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| 362 | $checkdir = dirname($checkdir); |
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| 363 | } |
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| 364 | |
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| 365 | if ($checkdir == '.') { |
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| 366 | $checkdir = '/'; |
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| 367 | } |
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| 368 | |
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| 369 | if (!is_writeable($checkdir)) { |
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| 370 | return PEAR::raiseError('Cannot install, php_dir for channel "' . |
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| 371 | $params[$i]->getChannel() . '" is not writeable by the current user'); |
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| 372 | } |
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| 373 | } |
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| 374 | } |
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| 375 | } |
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| 376 | |
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| 377 | unset($channelschecked); |
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| 378 | PEAR_Downloader_Package::removeDuplicates($params); |
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| 379 | if (!count($params)) { |
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| 380 | $a = array(); |
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| 381 | return $a; |
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| 382 | } |
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| 383 | |
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| 384 | if (!isset($this->_options['nodeps']) && !isset($this->_options['offline'])) { |
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| 385 | $reverify = true; |
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| 386 | while ($reverify) { |
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| 387 | $reverify = false; |
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| 388 | foreach ($params as $i => $param) { |
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| 389 | //PHP Bug 40768 / PEAR Bug #10944 |
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| 390 | //Nested foreaches fail in PHP 5.2.1 |
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| 391 | key($params); |
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| 392 | $ret = $params[$i]->detectDependencies($params); |
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| 393 | if (PEAR::isError($ret)) { |
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| 394 | $reverify = true; |
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| 395 | $params[$i] = false; |
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| 396 | PEAR_Downloader_Package::removeDuplicates($params); |
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| 397 | if (!isset($this->_options['soft'])) { |
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| 398 | $this->log(0, $ret->getMessage()); |
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| 399 | } |
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| 400 | continue 2; |
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| 401 | } |
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| 402 | } |
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| 403 | } |
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| 404 | } |
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| 405 | |
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| 406 | if (isset($this->_options['offline'])) { |
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| 407 | $this->log(3, 'Skipping dependency download check, --offline specified'); |
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| 408 | } |
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| 409 | |
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| 410 | if (!count($params)) { |
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| 411 | $a = array(); |
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| 412 | return $a; |
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| 413 | } |
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| 414 | |
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| 415 | while (PEAR_Downloader_Package::mergeDependencies($params)); |
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| 416 | PEAR_Downloader_Package::removeDuplicates($params, true); |
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| 417 | $errorparams = array(); |
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| 418 | if (PEAR_Downloader_Package::detectStupidDuplicates($params, $errorparams)) { |
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| 419 | if (count($errorparams)) { |
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| 420 | foreach ($errorparams as $param) { |
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| 421 | $name = $this->_registry->parsedPackageNameToString($param->getParsedPackage()); |
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| 422 | $this->pushError('Duplicate package ' . $name . ' found', PEAR_INSTALLER_FAILED); |
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| 423 | } |
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| 424 | $a = array(); |
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| 425 | return $a; |
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| 426 | } |
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| 427 | } |
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| 428 | |
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| 429 | PEAR_Downloader_Package::removeInstalled($params); |
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| 430 | if (!count($params)) { |
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| 431 | $this->pushError('No valid packages found', PEAR_INSTALLER_FAILED); |
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| 432 | $a = array(); |
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| 433 | return $a; |
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| 434 | } |
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| 435 | |
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| 436 | PEAR::pushErrorHandling(PEAR_ERROR_RETURN); |
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| 437 | $err = $this->analyzeDependencies($params); |
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| 438 | PEAR::popErrorHandling(); |
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| 439 | if (!count($params)) { |
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| 440 | $this->pushError('No valid packages found', PEAR_INSTALLER_FAILED); |
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| 441 | $a = array(); |
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| 442 | return $a; |
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| 443 | } |
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| 444 | |
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| 445 | $ret = array(); |
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| 446 | $newparams = array(); |
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| 447 | if (isset($this->_options['pretend'])) { |
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| 448 | return $params; |
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| 449 | } |
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| 450 | |
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| 451 | $somefailed = false; |
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| 452 | foreach ($params as $i => $package) { |
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| 453 | PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN); |
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| 454 | $pf = &$params[$i]->download(); |
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| 455 | PEAR::staticPopErrorHandling(); |
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| 456 | if (PEAR::isError($pf)) { |
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| 457 | if (!isset($this->_options['soft'])) { |
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| 458 | $this->log(1, $pf->getMessage()); |
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| 459 | $this->log(0, 'Error: cannot download "' . |
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| 460 | $this->_registry->parsedPackageNameToString($package->getParsedPackage(), |
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| 461 | true) . |
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| 462 | '"'); |
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| 463 | } |
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| 464 | $somefailed = true; |
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| 465 | continue; |
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| 466 | } |
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| 467 | |
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| 468 | $newparams[] = &$params[$i]; |
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| 469 | $ret[] = array( |
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| 470 | 'file' => $pf->getArchiveFile(), |
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| 471 | 'info' => &$pf, |
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| 472 | 'pkg' => $pf->getPackage() |
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| 473 | ); |
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| 474 | } |
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| 475 | |
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| 476 | if ($somefailed) { |
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| 477 | // remove params that did not download successfully |
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| 478 | PEAR::pushErrorHandling(PEAR_ERROR_RETURN); |
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| 479 | $err = $this->analyzeDependencies($newparams, true); |
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| 480 | PEAR::popErrorHandling(); |
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| 481 | if (!count($newparams)) { |
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| 482 | $this->pushError('Download failed', PEAR_INSTALLER_FAILED); |
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| 483 | $a = array(); |
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| 484 | return $a; |
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| 485 | } |
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| 486 | } |
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| 487 | |
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| 488 | $this->_downloadedPackages = $ret; |
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| 489 | return $newparams; |
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| 490 | } |
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| 491 | |
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| 492 | /** |
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| 493 | * @param array all packages to be installed |
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| 494 | */ |
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| 495 | function analyzeDependencies(&$params, $force = false) |
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| 496 | { |
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| 497 | if (isset($this->_options['downloadonly'])) { |
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| 498 | return; |
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| 499 | } |
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| 500 | |
---|
| 501 | PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN); |
---|
| 502 | $redo = true; |
---|
| 503 | $reset = $hasfailed = $failed = false; |
---|
| 504 | while ($redo) { |
---|
| 505 | $redo = false; |
---|
| 506 | foreach ($params as $i => $param) { |
---|
| 507 | $deps = $param->getDeps(); |
---|
| 508 | if (!$deps) { |
---|
| 509 | $depchecker = &$this->getDependency2Object($this->config, $this->getOptions(), |
---|
| 510 | $param->getParsedPackage(), PEAR_VALIDATE_DOWNLOADING); |
---|
| 511 | $send = $param->getPackageFile(); |
---|
| 512 | |
---|
| 513 | $installcheck = $depchecker->validatePackage($send, $this, $params); |
---|
| 514 | if (PEAR::isError($installcheck)) { |
---|
| 515 | if (!isset($this->_options['soft'])) { |
---|
| 516 | $this->log(0, $installcheck->getMessage()); |
---|
| 517 | } |
---|
| 518 | $hasfailed = true; |
---|
| 519 | $params[$i] = false; |
---|
| 520 | $reset = true; |
---|
| 521 | $redo = true; |
---|
| 522 | $failed = false; |
---|
| 523 | PEAR_Downloader_Package::removeDuplicates($params); |
---|
| 524 | continue 2; |
---|
| 525 | } |
---|
| 526 | continue; |
---|
| 527 | } |
---|
| 528 | |
---|
| 529 | if (!$reset && $param->alreadyValidated() && !$force) { |
---|
| 530 | continue; |
---|
| 531 | } |
---|
| 532 | |
---|
| 533 | if (count($deps)) { |
---|
| 534 | $depchecker = &$this->getDependency2Object($this->config, $this->getOptions(), |
---|
| 535 | $param->getParsedPackage(), PEAR_VALIDATE_DOWNLOADING); |
---|
| 536 | $send = $param->getPackageFile(); |
---|
| 537 | if ($send === null) { |
---|
| 538 | $send = $param->getDownloadURL(); |
---|
| 539 | } |
---|
| 540 | |
---|
| 541 | $installcheck = $depchecker->validatePackage($send, $this, $params); |
---|
| 542 | if (PEAR::isError($installcheck)) { |
---|
| 543 | if (!isset($this->_options['soft'])) { |
---|
| 544 | $this->log(0, $installcheck->getMessage()); |
---|
| 545 | } |
---|
| 546 | $hasfailed = true; |
---|
| 547 | $params[$i] = false; |
---|
| 548 | $reset = true; |
---|
| 549 | $redo = true; |
---|
| 550 | $failed = false; |
---|
| 551 | PEAR_Downloader_Package::removeDuplicates($params); |
---|
| 552 | continue 2; |
---|
| 553 | } |
---|
| 554 | |
---|
| 555 | $failed = false; |
---|
| 556 | if (isset($deps['required']) && is_array($deps['required'])) { |
---|
| 557 | foreach ($deps['required'] as $type => $dep) { |
---|
| 558 | // note: Dependency2 will never return a PEAR_Error if ignore-errors |
---|
| 559 | // is specified, so soft is needed to turn off logging |
---|
| 560 | if (!isset($dep[0])) { |
---|
| 561 | if (PEAR::isError($e = $depchecker->{"validate{$type}Dependency"}($dep, |
---|
| 562 | true, $params))) { |
---|
| 563 | $failed = true; |
---|
| 564 | if (!isset($this->_options['soft'])) { |
---|
| 565 | $this->log(0, $e->getMessage()); |
---|
| 566 | } |
---|
| 567 | } elseif (is_array($e) && !$param->alreadyValidated()) { |
---|
| 568 | if (!isset($this->_options['soft'])) { |
---|
| 569 | $this->log(0, $e[0]); |
---|
| 570 | } |
---|
| 571 | } |
---|
| 572 | } else { |
---|
| 573 | foreach ($dep as $d) { |
---|
| 574 | if (PEAR::isError($e = |
---|
| 575 | $depchecker->{"validate{$type}Dependency"}($d, |
---|
| 576 | true, $params))) { |
---|
| 577 | $failed = true; |
---|
| 578 | if (!isset($this->_options['soft'])) { |
---|
| 579 | $this->log(0, $e->getMessage()); |
---|
| 580 | } |
---|
| 581 | } elseif (is_array($e) && !$param->alreadyValidated()) { |
---|
| 582 | if (!isset($this->_options['soft'])) { |
---|
| 583 | $this->log(0, $e[0]); |
---|
| 584 | } |
---|
| 585 | } |
---|
| 586 | } |
---|
| 587 | } |
---|
| 588 | } |
---|
| 589 | |
---|
| 590 | if (isset($deps['optional']) && is_array($deps['optional'])) { |
---|
| 591 | foreach ($deps['optional'] as $type => $dep) { |
---|
| 592 | if (!isset($dep[0])) { |
---|
| 593 | if (PEAR::isError($e = |
---|
| 594 | $depchecker->{"validate{$type}Dependency"}($dep, |
---|
| 595 | false, $params))) { |
---|
| 596 | $failed = true; |
---|
| 597 | if (!isset($this->_options['soft'])) { |
---|
| 598 | $this->log(0, $e->getMessage()); |
---|
| 599 | } |
---|
| 600 | } elseif (is_array($e) && !$param->alreadyValidated()) { |
---|
| 601 | if (!isset($this->_options['soft'])) { |
---|
| 602 | $this->log(0, $e[0]); |
---|
| 603 | } |
---|
| 604 | } |
---|
| 605 | } else { |
---|
| 606 | foreach ($dep as $d) { |
---|
| 607 | if (PEAR::isError($e = |
---|
| 608 | $depchecker->{"validate{$type}Dependency"}($d, |
---|
| 609 | false, $params))) { |
---|
| 610 | $failed = true; |
---|
| 611 | if (!isset($this->_options['soft'])) { |
---|
| 612 | $this->log(0, $e->getMessage()); |
---|
| 613 | } |
---|
| 614 | } elseif (is_array($e) && !$param->alreadyValidated()) { |
---|
| 615 | if (!isset($this->_options['soft'])) { |
---|
| 616 | $this->log(0, $e[0]); |
---|
| 617 | } |
---|
| 618 | } |
---|
| 619 | } |
---|
| 620 | } |
---|
| 621 | } |
---|
| 622 | } |
---|
| 623 | |
---|
| 624 | $groupname = $param->getGroup(); |
---|
| 625 | if (isset($deps['group']) && $groupname) { |
---|
| 626 | if (!isset($deps['group'][0])) { |
---|
| 627 | $deps['group'] = array($deps['group']); |
---|
| 628 | } |
---|
| 629 | |
---|
| 630 | $found = false; |
---|
| 631 | foreach ($deps['group'] as $group) { |
---|
| 632 | if ($group['attribs']['name'] == $groupname) { |
---|
| 633 | $found = true; |
---|
| 634 | break; |
---|
| 635 | } |
---|
| 636 | } |
---|
| 637 | |
---|
| 638 | if ($found) { |
---|
| 639 | unset($group['attribs']); |
---|
| 640 | foreach ($group as $type => $dep) { |
---|
| 641 | if (!isset($dep[0])) { |
---|
| 642 | if (PEAR::isError($e = |
---|
| 643 | $depchecker->{"validate{$type}Dependency"}($dep, |
---|
| 644 | false, $params))) { |
---|
| 645 | $failed = true; |
---|
| 646 | if (!isset($this->_options['soft'])) { |
---|
| 647 | $this->log(0, $e->getMessage()); |
---|
| 648 | } |
---|
| 649 | } elseif (is_array($e) && !$param->alreadyValidated()) { |
---|
| 650 | if (!isset($this->_options['soft'])) { |
---|
| 651 | $this->log(0, $e[0]); |
---|
| 652 | } |
---|
| 653 | } |
---|
| 654 | } else { |
---|
| 655 | foreach ($dep as $d) { |
---|
| 656 | if (PEAR::isError($e = |
---|
| 657 | $depchecker->{"validate{$type}Dependency"}($d, |
---|
| 658 | false, $params))) { |
---|
| 659 | $failed = true; |
---|
| 660 | if (!isset($this->_options['soft'])) { |
---|
| 661 | $this->log(0, $e->getMessage()); |
---|
| 662 | } |
---|
| 663 | } elseif (is_array($e) && !$param->alreadyValidated()) { |
---|
| 664 | if (!isset($this->_options['soft'])) { |
---|
| 665 | $this->log(0, $e[0]); |
---|
| 666 | } |
---|
| 667 | } |
---|
| 668 | } |
---|
| 669 | } |
---|
| 670 | } |
---|
| 671 | } |
---|
| 672 | } |
---|
| 673 | } else { |
---|
| 674 | foreach ($deps as $dep) { |
---|
| 675 | if (PEAR::isError($e = $depchecker->validateDependency1($dep, $params))) { |
---|
| 676 | $failed = true; |
---|
| 677 | if (!isset($this->_options['soft'])) { |
---|
| 678 | $this->log(0, $e->getMessage()); |
---|
| 679 | } |
---|
| 680 | } elseif (is_array($e) && !$param->alreadyValidated()) { |
---|
| 681 | if (!isset($this->_options['soft'])) { |
---|
| 682 | $this->log(0, $e[0]); |
---|
| 683 | } |
---|
| 684 | } |
---|
| 685 | } |
---|
| 686 | } |
---|
| 687 | $params[$i]->setValidated(); |
---|
| 688 | } |
---|
| 689 | |
---|
| 690 | if ($failed) { |
---|
| 691 | $hasfailed = true; |
---|
| 692 | $params[$i] = false; |
---|
| 693 | $reset = true; |
---|
| 694 | $redo = true; |
---|
| 695 | $failed = false; |
---|
| 696 | PEAR_Downloader_Package::removeDuplicates($params); |
---|
| 697 | continue 2; |
---|
| 698 | } |
---|
| 699 | } |
---|
| 700 | } |
---|
| 701 | |
---|
| 702 | PEAR::staticPopErrorHandling(); |
---|
| 703 | if ($hasfailed && (isset($this->_options['ignore-errors']) || |
---|
| 704 | isset($this->_options['nodeps']))) { |
---|
| 705 | // this is probably not needed, but just in case |
---|
| 706 | if (!isset($this->_options['soft'])) { |
---|
| 707 | $this->log(0, 'WARNING: dependencies failed'); |
---|
| 708 | } |
---|
| 709 | } |
---|
| 710 | } |
---|
| 711 | |
---|
| 712 | /** |
---|
| 713 | * Retrieve the directory that downloads will happen in |
---|
| 714 | * @access private |
---|
| 715 | * @return string |
---|
| 716 | */ |
---|
| 717 | function getDownloadDir() |
---|
| 718 | { |
---|
| 719 | if (isset($this->_downloadDir)) { |
---|
| 720 | return $this->_downloadDir; |
---|
| 721 | } |
---|
| 722 | |
---|
| 723 | $downloaddir = $this->config->get('download_dir'); |
---|
| 724 | if (empty($downloaddir) || (is_dir($downloaddir) && !is_writable($downloaddir))) { |
---|
| 725 | if (is_dir($downloaddir) && !is_writable($downloaddir)) { |
---|
| 726 | $this->log(0, 'WARNING: configuration download directory "' . $downloaddir . |
---|
| 727 | '" is not writeable. Change download_dir config variable to ' . |
---|
| 728 | 'a writeable dir to avoid this warning'); |
---|
| 729 | } |
---|
| 730 | |
---|
| 731 | if (!class_exists('System')) { |
---|
| 732 | require_once 'System.php'; |
---|
| 733 | } |
---|
| 734 | |
---|
| 735 | if (PEAR::isError($downloaddir = System::mktemp('-d'))) { |
---|
| 736 | return $downloaddir; |
---|
| 737 | } |
---|
| 738 | $this->log(3, '+ tmp dir created at ' . $downloaddir); |
---|
| 739 | } |
---|
| 740 | |
---|
| 741 | if (!is_writable($downloaddir)) { |
---|
| 742 | if (PEAR::isError(System::mkdir(array('-p', $downloaddir))) || |
---|
| 743 | !is_writable($downloaddir)) { |
---|
| 744 | return PEAR::raiseError('download directory "' . $downloaddir . |
---|
| 745 | '" is not writeable. Change download_dir config variable to ' . |
---|
| 746 | 'a writeable dir'); |
---|
| 747 | } |
---|
| 748 | } |
---|
| 749 | |
---|
| 750 | return $this->_downloadDir = $downloaddir; |
---|
| 751 | } |
---|
| 752 | |
---|
| 753 | function setDownloadDir($dir) |
---|
| 754 | { |
---|
| 755 | if (!@is_writable($dir)) { |
---|
| 756 | if (PEAR::isError(System::mkdir(array('-p', $dir)))) { |
---|
| 757 | return PEAR::raiseError('download directory "' . $dir . |
---|
| 758 | '" is not writeable. Change download_dir config variable to ' . |
---|
| 759 | 'a writeable dir'); |
---|
| 760 | } |
---|
| 761 | } |
---|
| 762 | $this->_downloadDir = $dir; |
---|
| 763 | } |
---|
| 764 | |
---|
| 765 | function configSet($key, $value, $layer = 'user', $channel = false) |
---|
| 766 | { |
---|
| 767 | $this->config->set($key, $value, $layer, $channel); |
---|
| 768 | $this->_preferredState = $this->config->get('preferred_state', null, $channel); |
---|
| 769 | if (!$this->_preferredState) { |
---|
| 770 | // don't inadvertantly use a non-set preferred_state |
---|
| 771 | $this->_preferredState = null; |
---|
| 772 | } |
---|
| 773 | } |
---|
| 774 | |
---|
| 775 | function setOptions($options) |
---|
| 776 | { |
---|
| 777 | $this->_options = $options; |
---|
| 778 | } |
---|
| 779 | |
---|
| 780 | function getOptions() |
---|
| 781 | { |
---|
| 782 | return $this->_options; |
---|
| 783 | } |
---|
| 784 | |
---|
| 785 | |
---|
| 786 | /** |
---|
| 787 | * @param array output of {@link parsePackageName()} |
---|
| 788 | * @access private |
---|
| 789 | */ |
---|
| 790 | function _getPackageDownloadUrl($parr) |
---|
| 791 | { |
---|
| 792 | $curchannel = $this->config->get('default_channel'); |
---|
| 793 | $this->configSet('default_channel', $parr['channel']); |
---|
| 794 | // getDownloadURL returns an array. On error, it only contains information |
---|
| 795 | // on the latest release as array(version, info). On success it contains |
---|
| 796 | // array(version, info, download url string) |
---|
| 797 | $state = isset($parr['state']) ? $parr['state'] : $this->config->get('preferred_state'); |
---|
| 798 | if (!$this->_registry->channelExists($parr['channel'])) { |
---|
| 799 | do { |
---|
| 800 | if ($this->config->get('auto_discover') && $this->discover($parr['channel'])) { |
---|
| 801 | break; |
---|
| 802 | } |
---|
| 803 | |
---|
| 804 | $this->configSet('default_channel', $curchannel); |
---|
| 805 | return PEAR::raiseError('Unknown remote channel: ' . $parr['channel']); |
---|
| 806 | } while (false); |
---|
| 807 | } |
---|
| 808 | |
---|
| 809 | $chan = &$this->_registry->getChannel($parr['channel']); |
---|
| 810 | if (PEAR::isError($chan)) { |
---|
| 811 | return $chan; |
---|
| 812 | } |
---|
| 813 | |
---|
| 814 | PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN); |
---|
| 815 | $version = $this->_registry->packageInfo($parr['package'], 'version', $parr['channel']); |
---|
| 816 | $stability = $this->_registry->packageInfo($parr['package'], 'stability', $parr['channel']); |
---|
| 817 | // package is installed - use the installed release stability level |
---|
| 818 | if (!isset($parr['state']) && $stability !== null) { |
---|
| 819 | $state = $stability['release']; |
---|
| 820 | } |
---|
| 821 | PEAR::staticPopErrorHandling(); |
---|
| 822 | $base2 = false; |
---|
| 823 | |
---|
| 824 | $preferred_mirror = $this->config->get('preferred_mirror'); |
---|
| 825 | if (!$chan->supportsREST($preferred_mirror) || |
---|
| 826 | ( |
---|
| 827 | !($base2 = $chan->getBaseURL('REST1.3', $preferred_mirror)) |
---|
| 828 | && |
---|
| 829 | !($base = $chan->getBaseURL('REST1.0', $preferred_mirror)) |
---|
| 830 | ) |
---|
| 831 | ) { |
---|
| 832 | return $this->raiseError($parr['channel'] . ' is using a unsupported protocol - This should never happen.'); |
---|
| 833 | } |
---|
| 834 | |
---|
| 835 | if ($base2) { |
---|
| 836 | $rest = &$this->config->getREST('1.3', $this->_options); |
---|
| 837 | $base = $base2; |
---|
| 838 | } else { |
---|
| 839 | $rest = &$this->config->getREST('1.0', $this->_options); |
---|
| 840 | } |
---|
| 841 | |
---|
| 842 | $downloadVersion = false; |
---|
| 843 | if (!isset($parr['version']) && !isset($parr['state']) && $version |
---|
| 844 | && !PEAR::isError($version) |
---|
| 845 | && !isset($this->_options['downloadonly']) |
---|
| 846 | ) { |
---|
| 847 | $downloadVersion = $version; |
---|
| 848 | } |
---|
| 849 | |
---|
| 850 | $url = $rest->getDownloadURL($base, $parr, $state, $downloadVersion, $chan->getName()); |
---|
| 851 | if (PEAR::isError($url)) { |
---|
| 852 | $this->configSet('default_channel', $curchannel); |
---|
| 853 | return $url; |
---|
| 854 | } |
---|
| 855 | |
---|
| 856 | if ($parr['channel'] != $curchannel) { |
---|
| 857 | $this->configSet('default_channel', $curchannel); |
---|
| 858 | } |
---|
| 859 | |
---|
| 860 | if (!is_array($url)) { |
---|
| 861 | return $url; |
---|
| 862 | } |
---|
| 863 | |
---|
| 864 | $url['raw'] = false; // no checking is necessary for REST |
---|
| 865 | if (!is_array($url['info'])) { |
---|
| 866 | return PEAR::raiseError('Invalid remote dependencies retrieved from REST - ' . |
---|
| 867 | 'this should never happen'); |
---|
| 868 | } |
---|
| 869 | |
---|
| 870 | if (!isset($this->_options['force']) && |
---|
| 871 | !isset($this->_options['downloadonly']) && |
---|
| 872 | $version && |
---|
| 873 | !PEAR::isError($version) && |
---|
| 874 | !isset($parr['group']) |
---|
| 875 | ) { |
---|
| 876 | if (version_compare($version, $url['version'], '=')) { |
---|
| 877 | return PEAR::raiseError($this->_registry->parsedPackageNameToString( |
---|
| 878 | $parr, true) . ' is already installed and is the same as the ' . |
---|
| 879 | 'released version ' . $url['version'], -976); |
---|
| 880 | } |
---|
| 881 | |
---|
| 882 | if (version_compare($version, $url['version'], '>')) { |
---|
| 883 | return PEAR::raiseError($this->_registry->parsedPackageNameToString( |
---|
| 884 | $parr, true) . ' is already installed and is newer than detected ' . |
---|
| 885 | 'released version ' . $url['version'], -976); |
---|
| 886 | } |
---|
| 887 | } |
---|
| 888 | |
---|
| 889 | if (isset($url['info']['required']) || $url['compatible']) { |
---|
| 890 | require_once 'PEAR/PackageFile/v2.php'; |
---|
| 891 | $pf = new PEAR_PackageFile_v2; |
---|
| 892 | $pf->setRawChannel($parr['channel']); |
---|
| 893 | if ($url['compatible']) { |
---|
| 894 | $pf->setRawCompatible($url['compatible']); |
---|
| 895 | } |
---|
| 896 | } else { |
---|
| 897 | require_once 'PEAR/PackageFile/v1.php'; |
---|
| 898 | $pf = new PEAR_PackageFile_v1; |
---|
| 899 | } |
---|
| 900 | |
---|
| 901 | $pf->setRawPackage($url['package']); |
---|
| 902 | $pf->setDeps($url['info']); |
---|
| 903 | if ($url['compatible']) { |
---|
| 904 | $pf->setCompatible($url['compatible']); |
---|
| 905 | } |
---|
| 906 | |
---|
| 907 | $pf->setRawState($url['stability']); |
---|
| 908 | $url['info'] = &$pf; |
---|
| 909 | if (!extension_loaded("zlib") || isset($this->_options['nocompress'])) { |
---|
| 910 | $ext = '.tar'; |
---|
| 911 | } else { |
---|
| 912 | $ext = '.tgz'; |
---|
| 913 | } |
---|
| 914 | |
---|
| 915 | if (is_array($url) && isset($url['url'])) { |
---|
| 916 | $url['url'] .= $ext; |
---|
| 917 | } |
---|
| 918 | |
---|
| 919 | return $url; |
---|
| 920 | } |
---|
| 921 | |
---|
| 922 | /** |
---|
| 923 | * @param array dependency array |
---|
| 924 | * @access private |
---|
| 925 | */ |
---|
| 926 | function _getDepPackageDownloadUrl($dep, $parr) |
---|
| 927 | { |
---|
| 928 | $xsdversion = isset($dep['rel']) ? '1.0' : '2.0'; |
---|
| 929 | $curchannel = $this->config->get('default_channel'); |
---|
| 930 | if (isset($dep['uri'])) { |
---|
| 931 | $xsdversion = '2.0'; |
---|
| 932 | $chan = &$this->_registry->getChannel('__uri'); |
---|
| 933 | if (PEAR::isError($chan)) { |
---|
| 934 | return $chan; |
---|
| 935 | } |
---|
| 936 | |
---|
| 937 | $version = $this->_registry->packageInfo($dep['name'], 'version', '__uri'); |
---|
| 938 | $this->configSet('default_channel', '__uri'); |
---|
| 939 | } else { |
---|
| 940 | if (isset($dep['channel'])) { |
---|
| 941 | $remotechannel = $dep['channel']; |
---|
| 942 | } else { |
---|
| 943 | $remotechannel = 'pear.php.net'; |
---|
| 944 | } |
---|
| 945 | |
---|
| 946 | if (!$this->_registry->channelExists($remotechannel)) { |
---|
| 947 | do { |
---|
| 948 | if ($this->config->get('auto_discover')) { |
---|
| 949 | if ($this->discover($remotechannel)) { |
---|
| 950 | break; |
---|
| 951 | } |
---|
| 952 | } |
---|
| 953 | return PEAR::raiseError('Unknown remote channel: ' . $remotechannel); |
---|
| 954 | } while (false); |
---|
| 955 | } |
---|
| 956 | |
---|
| 957 | $chan = &$this->_registry->getChannel($remotechannel); |
---|
| 958 | if (PEAR::isError($chan)) { |
---|
| 959 | return $chan; |
---|
| 960 | } |
---|
| 961 | |
---|
| 962 | $version = $this->_registry->packageInfo($dep['name'], 'version', $remotechannel); |
---|
| 963 | $this->configSet('default_channel', $remotechannel); |
---|
| 964 | } |
---|
| 965 | |
---|
| 966 | $state = isset($parr['state']) ? $parr['state'] : $this->config->get('preferred_state'); |
---|
| 967 | if (isset($parr['state']) && isset($parr['version'])) { |
---|
| 968 | unset($parr['state']); |
---|
| 969 | } |
---|
| 970 | |
---|
| 971 | if (isset($dep['uri'])) { |
---|
| 972 | $info = &$this->newDownloaderPackage($this); |
---|
| 973 | PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN); |
---|
| 974 | $err = $info->initialize($dep); |
---|
| 975 | PEAR::staticPopErrorHandling(); |
---|
| 976 | if (!$err) { |
---|
| 977 | // skip parameters that were missed by preferred_state |
---|
| 978 | return PEAR::raiseError('Cannot initialize dependency'); |
---|
| 979 | } |
---|
| 980 | |
---|
| 981 | if (PEAR::isError($err)) { |
---|
| 982 | if (!isset($this->_options['soft'])) { |
---|
| 983 | $this->log(0, $err->getMessage()); |
---|
| 984 | } |
---|
| 985 | |
---|
| 986 | if (is_object($info)) { |
---|
| 987 | $param = $info->getChannel() . '/' . $info->getPackage(); |
---|
| 988 | } |
---|
| 989 | return PEAR::raiseError('Package "' . $param . '" is not valid'); |
---|
| 990 | } |
---|
| 991 | return $info; |
---|
| 992 | } elseif ($chan->supportsREST($this->config->get('preferred_mirror')) |
---|
| 993 | && |
---|
| 994 | ( |
---|
| 995 | ($base2 = $chan->getBaseURL('REST1.3', $this->config->get('preferred_mirror'))) |
---|
| 996 | || |
---|
| 997 | ($base = $chan->getBaseURL('REST1.0', $this->config->get('preferred_mirror'))) |
---|
| 998 | ) |
---|
| 999 | ) { |
---|
| 1000 | if ($base2) { |
---|
| 1001 | $base = $base2; |
---|
| 1002 | $rest = &$this->config->getREST('1.3', $this->_options); |
---|
| 1003 | } else { |
---|
| 1004 | $rest = &$this->config->getREST('1.0', $this->_options); |
---|
| 1005 | } |
---|
| 1006 | |
---|
| 1007 | $url = $rest->getDepDownloadURL($base, $xsdversion, $dep, $parr, |
---|
| 1008 | $state, $version, $chan->getName()); |
---|
| 1009 | if (PEAR::isError($url)) { |
---|
| 1010 | return $url; |
---|
| 1011 | } |
---|
| 1012 | |
---|
| 1013 | if ($parr['channel'] != $curchannel) { |
---|
| 1014 | $this->configSet('default_channel', $curchannel); |
---|
| 1015 | } |
---|
| 1016 | |
---|
| 1017 | if (!is_array($url)) { |
---|
| 1018 | return $url; |
---|
| 1019 | } |
---|
| 1020 | |
---|
| 1021 | $url['raw'] = false; // no checking is necessary for REST |
---|
| 1022 | if (!is_array($url['info'])) { |
---|
| 1023 | return PEAR::raiseError('Invalid remote dependencies retrieved from REST - ' . |
---|
| 1024 | 'this should never happen'); |
---|
| 1025 | } |
---|
| 1026 | |
---|
| 1027 | if (isset($url['info']['required'])) { |
---|
| 1028 | if (!class_exists('PEAR_PackageFile_v2')) { |
---|
| 1029 | require_once 'PEAR/PackageFile/v2.php'; |
---|
| 1030 | } |
---|
| 1031 | $pf = new PEAR_PackageFile_v2; |
---|
| 1032 | $pf->setRawChannel($remotechannel); |
---|
| 1033 | } else { |
---|
| 1034 | if (!class_exists('PEAR_PackageFile_v1')) { |
---|
| 1035 | require_once 'PEAR/PackageFile/v1.php'; |
---|
| 1036 | } |
---|
| 1037 | $pf = new PEAR_PackageFile_v1; |
---|
| 1038 | |
---|
| 1039 | } |
---|
| 1040 | $pf->setRawPackage($url['package']); |
---|
| 1041 | $pf->setDeps($url['info']); |
---|
| 1042 | if ($url['compatible']) { |
---|
| 1043 | $pf->setCompatible($url['compatible']); |
---|
| 1044 | } |
---|
| 1045 | |
---|
| 1046 | $pf->setRawState($url['stability']); |
---|
| 1047 | $url['info'] = &$pf; |
---|
| 1048 | if (!extension_loaded("zlib") || isset($this->_options['nocompress'])) { |
---|
| 1049 | $ext = '.tar'; |
---|
| 1050 | } else { |
---|
| 1051 | $ext = '.tgz'; |
---|
| 1052 | } |
---|
| 1053 | |
---|
| 1054 | if (is_array($url) && isset($url['url'])) { |
---|
| 1055 | $url['url'] .= $ext; |
---|
| 1056 | } |
---|
| 1057 | |
---|
| 1058 | return $url; |
---|
| 1059 | } |
---|
| 1060 | |
---|
| 1061 | return $this->raiseError($parr['channel'] . ' is using a unsupported protocol - This should never happen.'); |
---|
| 1062 | } |
---|
| 1063 | |
---|
| 1064 | /** |
---|
| 1065 | * @deprecated in favor of _getPackageDownloadUrl |
---|
| 1066 | */ |
---|
| 1067 | function getPackageDownloadUrl($package, $version = null, $channel = false) |
---|
| 1068 | { |
---|
| 1069 | if ($version) { |
---|
| 1070 | $package .= "-$version"; |
---|
| 1071 | } |
---|
| 1072 | if ($this === null || $this->_registry === null) { |
---|
| 1073 | $package = "http://pear.php.net/get/$package"; |
---|
| 1074 | } else { |
---|
| 1075 | $chan = $this->_registry->getChannel($channel); |
---|
| 1076 | if (PEAR::isError($chan)) { |
---|
| 1077 | return ''; |
---|
| 1078 | } |
---|
| 1079 | $package = "http://" . $chan->getServer() . "/get/$package"; |
---|
| 1080 | } |
---|
| 1081 | if (!extension_loaded("zlib")) { |
---|
| 1082 | $package .= '?uncompress=yes'; |
---|
| 1083 | } |
---|
| 1084 | return $package; |
---|
| 1085 | } |
---|
| 1086 | |
---|
| 1087 | /** |
---|
| 1088 | * Retrieve a list of downloaded packages after a call to {@link download()}. |
---|
| 1089 | * |
---|
| 1090 | * Also resets the list of downloaded packages. |
---|
| 1091 | * @return array |
---|
| 1092 | */ |
---|
| 1093 | function getDownloadedPackages() |
---|
| 1094 | { |
---|
| 1095 | $ret = $this->_downloadedPackages; |
---|
| 1096 | $this->_downloadedPackages = array(); |
---|
| 1097 | $this->_toDownload = array(); |
---|
| 1098 | return $ret; |
---|
| 1099 | } |
---|
| 1100 | |
---|
| 1101 | function _downloadCallback($msg, $params = null) |
---|
| 1102 | { |
---|
| 1103 | switch ($msg) { |
---|
| 1104 | case 'saveas': |
---|
| 1105 | $this->log(1, "downloading $params ..."); |
---|
| 1106 | break; |
---|
| 1107 | case 'done': |
---|
| 1108 | $this->log(1, '...done: ' . number_format($params, 0, '', ',') . ' bytes'); |
---|
| 1109 | break; |
---|
| 1110 | case 'bytesread': |
---|
| 1111 | static $bytes; |
---|
| 1112 | if (empty($bytes)) { |
---|
| 1113 | $bytes = 0; |
---|
| 1114 | } |
---|
| 1115 | if (!($bytes % 10240)) { |
---|
| 1116 | $this->log(1, '.', false); |
---|
| 1117 | } |
---|
| 1118 | $bytes += $params; |
---|
| 1119 | break; |
---|
| 1120 | case 'start': |
---|
| 1121 | if($params[1] == -1) { |
---|
| 1122 | $length = "Unknown size"; |
---|
| 1123 | } else { |
---|
| 1124 | $length = number_format($params[1], 0, '', ',')." bytes"; |
---|
| 1125 | } |
---|
| 1126 | $this->log(1, "Starting to download {$params[0]} ($length)"); |
---|
| 1127 | break; |
---|
| 1128 | } |
---|
| 1129 | if (method_exists($this->ui, '_downloadCallback')) |
---|
| 1130 | $this->ui->_downloadCallback($msg, $params); |
---|
| 1131 | } |
---|
| 1132 | |
---|
| 1133 | function _prependPath($path, $prepend) |
---|
| 1134 | { |
---|
| 1135 | if (strlen($prepend) > 0) { |
---|
| 1136 | if (OS_WINDOWS && preg_match('/^[a-z]:/i', $path)) { |
---|
| 1137 | if (preg_match('/^[a-z]:/i', $prepend)) { |
---|
| 1138 | $prepend = substr($prepend, 2); |
---|
| 1139 | } elseif ($prepend{0} != '\\') { |
---|
| 1140 | $prepend = "\\$prepend"; |
---|
| 1141 | } |
---|
| 1142 | $path = substr($path, 0, 2) . $prepend . substr($path, 2); |
---|
| 1143 | } else { |
---|
| 1144 | $path = $prepend . $path; |
---|
| 1145 | } |
---|
| 1146 | } |
---|
| 1147 | return $path; |
---|
| 1148 | } |
---|
| 1149 | |
---|
| 1150 | /** |
---|
| 1151 | * @param string |
---|
| 1152 | * @param integer |
---|
| 1153 | */ |
---|
| 1154 | function pushError($errmsg, $code = -1) |
---|
| 1155 | { |
---|
| 1156 | array_push($this->_errorStack, array($errmsg, $code)); |
---|
| 1157 | } |
---|
| 1158 | |
---|
| 1159 | function getErrorMsgs() |
---|
| 1160 | { |
---|
| 1161 | $msgs = array(); |
---|
| 1162 | $errs = $this->_errorStack; |
---|
| 1163 | foreach ($errs as $err) { |
---|
| 1164 | $msgs[] = $err[0]; |
---|
| 1165 | } |
---|
| 1166 | $this->_errorStack = array(); |
---|
| 1167 | return $msgs; |
---|
| 1168 | } |
---|
| 1169 | |
---|
| 1170 | /** |
---|
| 1171 | * for BC |
---|
| 1172 | * |
---|
| 1173 | * @deprecated |
---|
| 1174 | */ |
---|
| 1175 | function sortPkgDeps(&$packages, $uninstall = false) |
---|
| 1176 | { |
---|
| 1177 | $uninstall ? |
---|
| 1178 | $this->sortPackagesForUninstall($packages) : |
---|
| 1179 | $this->sortPackagesForInstall($packages); |
---|
| 1180 | } |
---|
| 1181 | |
---|
| 1182 | /** |
---|
| 1183 | * Sort a list of arrays of array(downloaded packagefilename) by dependency. |
---|
| 1184 | * |
---|
| 1185 | * This uses the topological sort method from graph theory, and the |
---|
| 1186 | * Structures_Graph package to properly sort dependencies for installation. |
---|
| 1187 | * @param array an array of downloaded PEAR_Downloader_Packages |
---|
| 1188 | * @return array array of array(packagefilename, package.xml contents) |
---|
| 1189 | */ |
---|
| 1190 | function sortPackagesForInstall(&$packages) |
---|
| 1191 | { |
---|
| 1192 | require_once 'Structures/Graph.php'; |
---|
| 1193 | require_once 'Structures/Graph/Node.php'; |
---|
| 1194 | require_once 'Structures/Graph/Manipulator/TopologicalSorter.php'; |
---|
| 1195 | $depgraph = new Structures_Graph(true); |
---|
| 1196 | $nodes = array(); |
---|
| 1197 | $reg = &$this->config->getRegistry(); |
---|
| 1198 | foreach ($packages as $i => $package) { |
---|
| 1199 | $pname = $reg->parsedPackageNameToString( |
---|
| 1200 | array( |
---|
| 1201 | 'channel' => $package->getChannel(), |
---|
| 1202 | 'package' => strtolower($package->getPackage()), |
---|
| 1203 | )); |
---|
| 1204 | $nodes[$pname] = new Structures_Graph_Node; |
---|
| 1205 | $nodes[$pname]->setData($packages[$i]); |
---|
| 1206 | $depgraph->addNode($nodes[$pname]); |
---|
| 1207 | } |
---|
| 1208 | |
---|
| 1209 | $deplinks = array(); |
---|
| 1210 | foreach ($nodes as $package => $node) { |
---|
| 1211 | $pf = &$node->getData(); |
---|
| 1212 | $pdeps = $pf->getDeps(true); |
---|
| 1213 | if (!$pdeps) { |
---|
| 1214 | continue; |
---|
| 1215 | } |
---|
| 1216 | |
---|
| 1217 | if ($pf->getPackagexmlVersion() == '1.0') { |
---|
| 1218 | foreach ($pdeps as $dep) { |
---|
| 1219 | if ($dep['type'] != 'pkg' || |
---|
| 1220 | (isset($dep['optional']) && $dep['optional'] == 'yes')) { |
---|
| 1221 | continue; |
---|
| 1222 | } |
---|
| 1223 | |
---|
| 1224 | $dname = $reg->parsedPackageNameToString( |
---|
| 1225 | array( |
---|
| 1226 | 'channel' => 'pear.php.net', |
---|
| 1227 | 'package' => strtolower($dep['name']), |
---|
| 1228 | )); |
---|
| 1229 | |
---|
| 1230 | if (isset($nodes[$dname])) { |
---|
| 1231 | if (!isset($deplinks[$dname])) { |
---|
| 1232 | $deplinks[$dname] = array(); |
---|
| 1233 | } |
---|
| 1234 | |
---|
| 1235 | $deplinks[$dname][$package] = 1; |
---|
| 1236 | // dependency is in installed packages |
---|
| 1237 | continue; |
---|
| 1238 | } |
---|
| 1239 | |
---|
| 1240 | $dname = $reg->parsedPackageNameToString( |
---|
| 1241 | array( |
---|
| 1242 | 'channel' => 'pecl.php.net', |
---|
| 1243 | 'package' => strtolower($dep['name']), |
---|
| 1244 | )); |
---|
| 1245 | |
---|
| 1246 | if (isset($nodes[$dname])) { |
---|
| 1247 | if (!isset($deplinks[$dname])) { |
---|
| 1248 | $deplinks[$dname] = array(); |
---|
| 1249 | } |
---|
| 1250 | |
---|
| 1251 | $deplinks[$dname][$package] = 1; |
---|
| 1252 | // dependency is in installed packages |
---|
| 1253 | continue; |
---|
| 1254 | } |
---|
| 1255 | } |
---|
| 1256 | } else { |
---|
| 1257 | // the only ordering we care about is: |
---|
| 1258 | // 1) subpackages must be installed before packages that depend on them |
---|
| 1259 | // 2) required deps must be installed before packages that depend on them |
---|
| 1260 | if (isset($pdeps['required']['subpackage'])) { |
---|
| 1261 | $t = $pdeps['required']['subpackage']; |
---|
| 1262 | if (!isset($t[0])) { |
---|
| 1263 | $t = array($t); |
---|
| 1264 | } |
---|
| 1265 | |
---|
| 1266 | $this->_setupGraph($t, $reg, $deplinks, $nodes, $package); |
---|
| 1267 | } |
---|
| 1268 | |
---|
| 1269 | if (isset($pdeps['group'])) { |
---|
| 1270 | if (!isset($pdeps['group'][0])) { |
---|
| 1271 | $pdeps['group'] = array($pdeps['group']); |
---|
| 1272 | } |
---|
| 1273 | |
---|
| 1274 | foreach ($pdeps['group'] as $group) { |
---|
| 1275 | if (isset($group['subpackage'])) { |
---|
| 1276 | $t = $group['subpackage']; |
---|
| 1277 | if (!isset($t[0])) { |
---|
| 1278 | $t = array($t); |
---|
| 1279 | } |
---|
| 1280 | |
---|
| 1281 | $this->_setupGraph($t, $reg, $deplinks, $nodes, $package); |
---|
| 1282 | } |
---|
| 1283 | } |
---|
| 1284 | } |
---|
| 1285 | |
---|
| 1286 | if (isset($pdeps['optional']['subpackage'])) { |
---|
| 1287 | $t = $pdeps['optional']['subpackage']; |
---|
| 1288 | if (!isset($t[0])) { |
---|
| 1289 | $t = array($t); |
---|
| 1290 | } |
---|
| 1291 | |
---|
| 1292 | $this->_setupGraph($t, $reg, $deplinks, $nodes, $package); |
---|
| 1293 | } |
---|
| 1294 | |
---|
| 1295 | if (isset($pdeps['required']['package'])) { |
---|
| 1296 | $t = $pdeps['required']['package']; |
---|
| 1297 | if (!isset($t[0])) { |
---|
| 1298 | $t = array($t); |
---|
| 1299 | } |
---|
| 1300 | |
---|
| 1301 | $this->_setupGraph($t, $reg, $deplinks, $nodes, $package); |
---|
| 1302 | } |
---|
| 1303 | |
---|
| 1304 | if (isset($pdeps['group'])) { |
---|
| 1305 | if (!isset($pdeps['group'][0])) { |
---|
| 1306 | $pdeps['group'] = array($pdeps['group']); |
---|
| 1307 | } |
---|
| 1308 | |
---|
| 1309 | foreach ($pdeps['group'] as $group) { |
---|
| 1310 | if (isset($group['package'])) { |
---|
| 1311 | $t = $group['package']; |
---|
| 1312 | if (!isset($t[0])) { |
---|
| 1313 | $t = array($t); |
---|
| 1314 | } |
---|
| 1315 | |
---|
| 1316 | $this->_setupGraph($t, $reg, $deplinks, $nodes, $package); |
---|
| 1317 | } |
---|
| 1318 | } |
---|
| 1319 | } |
---|
| 1320 | } |
---|
| 1321 | } |
---|
| 1322 | |
---|
| 1323 | $this->_detectDepCycle($deplinks); |
---|
| 1324 | foreach ($deplinks as $dependent => $parents) { |
---|
| 1325 | foreach ($parents as $parent => $unused) { |
---|
| 1326 | $nodes[$dependent]->connectTo($nodes[$parent]); |
---|
| 1327 | } |
---|
| 1328 | } |
---|
| 1329 | |
---|
| 1330 | $installOrder = Structures_Graph_Manipulator_TopologicalSorter::sort($depgraph); |
---|
| 1331 | $ret = array(); |
---|
[7655] | 1332 | for ($i = 0, $count = count($installOrder); $i < $count; ++$i) { |
---|
[5146] | 1333 | foreach ($installOrder[$i] as $index => $sortedpackage) { |
---|
| 1334 | $data = &$installOrder[$i][$index]->getData(); |
---|
| 1335 | $ret[] = &$nodes[$reg->parsedPackageNameToString( |
---|
| 1336 | array( |
---|
| 1337 | 'channel' => $data->getChannel(), |
---|
| 1338 | 'package' => strtolower($data->getPackage()), |
---|
| 1339 | ))]->getData(); |
---|
| 1340 | } |
---|
| 1341 | } |
---|
| 1342 | |
---|
| 1343 | $packages = $ret; |
---|
| 1344 | return; |
---|
| 1345 | } |
---|
| 1346 | |
---|
| 1347 | /** |
---|
| 1348 | * Detect recursive links between dependencies and break the cycles |
---|
| 1349 | * |
---|
| 1350 | * @param array |
---|
| 1351 | * @access private |
---|
| 1352 | */ |
---|
| 1353 | function _detectDepCycle(&$deplinks) |
---|
| 1354 | { |
---|
| 1355 | do { |
---|
| 1356 | $keepgoing = false; |
---|
| 1357 | foreach ($deplinks as $dep => $parents) { |
---|
| 1358 | foreach ($parents as $parent => $unused) { |
---|
| 1359 | // reset the parent cycle detector |
---|
| 1360 | $this->_testCycle(null, null, null); |
---|
| 1361 | if ($this->_testCycle($dep, $deplinks, $parent)) { |
---|
| 1362 | $keepgoing = true; |
---|
| 1363 | unset($deplinks[$dep][$parent]); |
---|
| 1364 | if (count($deplinks[$dep]) == 0) { |
---|
| 1365 | unset($deplinks[$dep]); |
---|
| 1366 | } |
---|
| 1367 | |
---|
| 1368 | continue 3; |
---|
| 1369 | } |
---|
| 1370 | } |
---|
| 1371 | } |
---|
| 1372 | } while ($keepgoing); |
---|
| 1373 | } |
---|
| 1374 | |
---|
| 1375 | function _testCycle($test, $deplinks, $dep) |
---|
| 1376 | { |
---|
| 1377 | static $visited = array(); |
---|
| 1378 | if ($test === null) { |
---|
| 1379 | $visited = array(); |
---|
| 1380 | return; |
---|
| 1381 | } |
---|
| 1382 | |
---|
| 1383 | // this happens when a parent has a dep cycle on another dependency |
---|
| 1384 | // but the child is not part of the cycle |
---|
| 1385 | if (isset($visited[$dep])) { |
---|
| 1386 | return false; |
---|
| 1387 | } |
---|
| 1388 | |
---|
| 1389 | $visited[$dep] = 1; |
---|
| 1390 | if ($test == $dep) { |
---|
| 1391 | return true; |
---|
| 1392 | } |
---|
| 1393 | |
---|
| 1394 | if (isset($deplinks[$dep])) { |
---|
| 1395 | if (in_array($test, array_keys($deplinks[$dep]), true)) { |
---|
| 1396 | return true; |
---|
| 1397 | } |
---|
| 1398 | |
---|
| 1399 | foreach ($deplinks[$dep] as $parent => $unused) { |
---|
| 1400 | if ($this->_testCycle($test, $deplinks, $parent)) { |
---|
| 1401 | return true; |
---|
| 1402 | } |
---|
| 1403 | } |
---|
| 1404 | } |
---|
| 1405 | |
---|
| 1406 | return false; |
---|
| 1407 | } |
---|
| 1408 | |
---|
| 1409 | /** |
---|
| 1410 | * Set up the dependency for installation parsing |
---|
| 1411 | * |
---|
| 1412 | * @param array $t dependency information |
---|
| 1413 | * @param PEAR_Registry $reg |
---|
| 1414 | * @param array $deplinks list of dependency links already established |
---|
| 1415 | * @param array $nodes all existing package nodes |
---|
| 1416 | * @param string $package parent package name |
---|
| 1417 | * @access private |
---|
| 1418 | */ |
---|
| 1419 | function _setupGraph($t, $reg, &$deplinks, &$nodes, $package) |
---|
| 1420 | { |
---|
| 1421 | foreach ($t as $dep) { |
---|
| 1422 | $depchannel = !isset($dep['channel']) ? '__uri': $dep['channel']; |
---|
| 1423 | $dname = $reg->parsedPackageNameToString( |
---|
| 1424 | array( |
---|
| 1425 | 'channel' => $depchannel, |
---|
| 1426 | 'package' => strtolower($dep['name']), |
---|
| 1427 | )); |
---|
| 1428 | |
---|
| 1429 | if (isset($nodes[$dname])) { |
---|
| 1430 | if (!isset($deplinks[$dname])) { |
---|
| 1431 | $deplinks[$dname] = array(); |
---|
| 1432 | } |
---|
| 1433 | $deplinks[$dname][$package] = 1; |
---|
| 1434 | } |
---|
| 1435 | } |
---|
| 1436 | } |
---|
| 1437 | |
---|
| 1438 | function _dependsOn($a, $b) |
---|
| 1439 | { |
---|
| 1440 | return $this->_checkDepTree(strtolower($a->getChannel()), strtolower($a->getPackage()), $b); |
---|
| 1441 | } |
---|
| 1442 | |
---|
| 1443 | function _checkDepTree($channel, $package, $b, $checked = array()) |
---|
| 1444 | { |
---|
| 1445 | $checked[$channel][$package] = true; |
---|
| 1446 | if (!isset($this->_depTree[$channel][$package])) { |
---|
| 1447 | return false; |
---|
| 1448 | } |
---|
| 1449 | |
---|
| 1450 | if (isset($this->_depTree[$channel][$package][strtolower($b->getChannel())] |
---|
| 1451 | [strtolower($b->getPackage())])) { |
---|
| 1452 | return true; |
---|
| 1453 | } |
---|
| 1454 | |
---|
| 1455 | foreach ($this->_depTree[$channel][$package] as $ch => $packages) { |
---|
| 1456 | foreach ($packages as $pa => $true) { |
---|
| 1457 | if ($this->_checkDepTree($ch, $pa, $b, $checked)) { |
---|
| 1458 | return true; |
---|
| 1459 | } |
---|
| 1460 | } |
---|
| 1461 | } |
---|
| 1462 | |
---|
| 1463 | return false; |
---|
| 1464 | } |
---|
| 1465 | |
---|
| 1466 | function _sortInstall($a, $b) |
---|
| 1467 | { |
---|
| 1468 | if (!$a->getDeps() && !$b->getDeps()) { |
---|
| 1469 | return 0; // neither package has dependencies, order is insignificant |
---|
| 1470 | } |
---|
| 1471 | if ($a->getDeps() && !$b->getDeps()) { |
---|
| 1472 | return 1; // $a must be installed after $b because $a has dependencies |
---|
| 1473 | } |
---|
| 1474 | if (!$a->getDeps() && $b->getDeps()) { |
---|
| 1475 | return -1; // $b must be installed after $a because $b has dependencies |
---|
| 1476 | } |
---|
| 1477 | // both packages have dependencies |
---|
| 1478 | if ($this->_dependsOn($a, $b)) { |
---|
| 1479 | return 1; |
---|
| 1480 | } |
---|
| 1481 | if ($this->_dependsOn($b, $a)) { |
---|
| 1482 | return -1; |
---|
| 1483 | } |
---|
| 1484 | return 0; |
---|
| 1485 | } |
---|
| 1486 | |
---|
| 1487 | /** |
---|
| 1488 | * Download a file through HTTP. Considers suggested file name in |
---|
| 1489 | * Content-disposition: header and can run a callback function for |
---|
| 1490 | * different events. The callback will be called with two |
---|
| 1491 | * parameters: the callback type, and parameters. The implemented |
---|
| 1492 | * callback types are: |
---|
| 1493 | * |
---|
| 1494 | * 'setup' called at the very beginning, parameter is a UI object |
---|
| 1495 | * that should be used for all output |
---|
| 1496 | * 'message' the parameter is a string with an informational message |
---|
| 1497 | * 'saveas' may be used to save with a different file name, the |
---|
| 1498 | * parameter is the filename that is about to be used. |
---|
| 1499 | * If a 'saveas' callback returns a non-empty string, |
---|
| 1500 | * that file name will be used as the filename instead. |
---|
| 1501 | * Note that $save_dir will not be affected by this, only |
---|
| 1502 | * the basename of the file. |
---|
| 1503 | * 'start' download is starting, parameter is number of bytes |
---|
| 1504 | * that are expected, or -1 if unknown |
---|
| 1505 | * 'bytesread' parameter is the number of bytes read so far |
---|
| 1506 | * 'done' download is complete, parameter is the total number |
---|
| 1507 | * of bytes read |
---|
| 1508 | * 'connfailed' if the TCP/SSL connection fails, this callback is called |
---|
| 1509 | * with array(host,port,errno,errmsg) |
---|
| 1510 | * 'writefailed' if writing to disk fails, this callback is called |
---|
| 1511 | * with array(destfile,errmsg) |
---|
| 1512 | * |
---|
| 1513 | * If an HTTP proxy has been configured (http_proxy PEAR_Config |
---|
| 1514 | * setting), the proxy will be used. |
---|
| 1515 | * |
---|
| 1516 | * @param string $url the URL to download |
---|
| 1517 | * @param object $ui PEAR_Frontend_* instance |
---|
| 1518 | * @param object $config PEAR_Config instance |
---|
| 1519 | * @param string $save_dir directory to save file in |
---|
| 1520 | * @param mixed $callback function/method to call for status |
---|
| 1521 | * updates |
---|
| 1522 | * @param false|string|array $lastmodified header values to check against for caching |
---|
| 1523 | * use false to return the header values from this download |
---|
| 1524 | * @param false|array $accept Accept headers to send |
---|
| 1525 | * @param false|string $channel Channel to use for retrieving authentication |
---|
| 1526 | * @return string|array Returns the full path of the downloaded file or a PEAR |
---|
| 1527 | * error on failure. If the error is caused by |
---|
| 1528 | * socket-related errors, the error object will |
---|
| 1529 | * have the fsockopen error code available through |
---|
| 1530 | * getCode(). If caching is requested, then return the header |
---|
| 1531 | * values. |
---|
| 1532 | * |
---|
| 1533 | * @access public |
---|
| 1534 | */ |
---|
| 1535 | function downloadHttp($url, &$ui, $save_dir = '.', $callback = null, $lastmodified = null, |
---|
| 1536 | $accept = false, $channel = false) |
---|
| 1537 | { |
---|
| 1538 | static $redirect = 0; |
---|
| 1539 | // always reset , so we are clean case of error |
---|
| 1540 | $wasredirect = $redirect; |
---|
| 1541 | $redirect = 0; |
---|
| 1542 | if ($callback) { |
---|
| 1543 | call_user_func($callback, 'setup', array(&$ui)); |
---|
| 1544 | } |
---|
| 1545 | |
---|
| 1546 | $info = parse_url($url); |
---|
| 1547 | if (!isset($info['scheme']) || !in_array($info['scheme'], array('http', 'https'))) { |
---|
| 1548 | return PEAR::raiseError('Cannot download non-http URL "' . $url . '"'); |
---|
| 1549 | } |
---|
| 1550 | |
---|
| 1551 | if (!isset($info['host'])) { |
---|
| 1552 | return PEAR::raiseError('Cannot download from non-URL "' . $url . '"'); |
---|
| 1553 | } |
---|
| 1554 | |
---|
| 1555 | $host = isset($info['host']) ? $info['host'] : null; |
---|
| 1556 | $port = isset($info['port']) ? $info['port'] : null; |
---|
| 1557 | $path = isset($info['path']) ? $info['path'] : null; |
---|
| 1558 | |
---|
| 1559 | if (isset($this)) { |
---|
| 1560 | $config = &$this->config; |
---|
| 1561 | } else { |
---|
| 1562 | $config = &PEAR_Config::singleton(); |
---|
| 1563 | } |
---|
| 1564 | |
---|
| 1565 | $proxy_host = $proxy_port = $proxy_user = $proxy_pass = ''; |
---|
| 1566 | if ($config->get('http_proxy') && |
---|
| 1567 | $proxy = parse_url($config->get('http_proxy'))) { |
---|
| 1568 | $proxy_host = isset($proxy['host']) ? $proxy['host'] : null; |
---|
| 1569 | if (isset($proxy['scheme']) && $proxy['scheme'] == 'https') { |
---|
| 1570 | $proxy_host = 'ssl://' . $proxy_host; |
---|
| 1571 | } |
---|
| 1572 | $proxy_port = isset($proxy['port']) ? $proxy['port'] : 8080; |
---|
| 1573 | $proxy_user = isset($proxy['user']) ? urldecode($proxy['user']) : null; |
---|
| 1574 | $proxy_pass = isset($proxy['pass']) ? urldecode($proxy['pass']) : null; |
---|
| 1575 | |
---|
| 1576 | if ($callback) { |
---|
| 1577 | call_user_func($callback, 'message', "Using HTTP proxy $host:$port"); |
---|
| 1578 | } |
---|
| 1579 | } |
---|
| 1580 | |
---|
| 1581 | if (empty($port)) { |
---|
| 1582 | $port = (isset($info['scheme']) && $info['scheme'] == 'https') ? 443 : 80; |
---|
| 1583 | } |
---|
| 1584 | |
---|
| 1585 | $scheme = (isset($info['scheme']) && $info['scheme'] == 'https') ? 'https' : 'http'; |
---|
| 1586 | |
---|
| 1587 | if ($proxy_host != '') { |
---|
| 1588 | $fp = @fsockopen($proxy_host, $proxy_port, $errno, $errstr); |
---|
| 1589 | if (!$fp) { |
---|
| 1590 | if ($callback) { |
---|
| 1591 | call_user_func($callback, 'connfailed', array($proxy_host, $proxy_port, |
---|
| 1592 | $errno, $errstr)); |
---|
| 1593 | } |
---|
| 1594 | return PEAR::raiseError("Connection to `$proxy_host:$proxy_port' failed: $errstr", $errno); |
---|
| 1595 | } |
---|
| 1596 | |
---|
| 1597 | if ($lastmodified === false || $lastmodified) { |
---|
| 1598 | $request = "GET $url HTTP/1.1\r\n"; |
---|
| 1599 | $request .= "Host: $host\r\n"; |
---|
| 1600 | } else { |
---|
| 1601 | $request = "GET $url HTTP/1.0\r\n"; |
---|
| 1602 | $request .= "Host: $host\r\n"; |
---|
| 1603 | } |
---|
| 1604 | } else { |
---|
| 1605 | $network_host = $host; |
---|
| 1606 | if (isset($info['scheme']) && $info['scheme'] == 'https') { |
---|
| 1607 | $network_host = 'ssl://' . $host; |
---|
| 1608 | } |
---|
| 1609 | |
---|
| 1610 | $fp = @fsockopen($network_host, $port, $errno, $errstr); |
---|
| 1611 | if (!$fp) { |
---|
| 1612 | if ($callback) { |
---|
| 1613 | call_user_func($callback, 'connfailed', array($host, $port, |
---|
| 1614 | $errno, $errstr)); |
---|
| 1615 | } |
---|
| 1616 | return PEAR::raiseError("Connection to `$host:$port' failed: $errstr", $errno); |
---|
| 1617 | } |
---|
| 1618 | |
---|
| 1619 | if ($lastmodified === false || $lastmodified) { |
---|
| 1620 | $request = "GET $path HTTP/1.1\r\n"; |
---|
| 1621 | $request .= "Host: $host\r\n"; |
---|
| 1622 | } else { |
---|
| 1623 | $request = "GET $path HTTP/1.0\r\n"; |
---|
| 1624 | $request .= "Host: $host\r\n"; |
---|
| 1625 | } |
---|
| 1626 | } |
---|
| 1627 | |
---|
| 1628 | $ifmodifiedsince = ''; |
---|
| 1629 | if (is_array($lastmodified)) { |
---|
| 1630 | if (isset($lastmodified['Last-Modified'])) { |
---|
| 1631 | $ifmodifiedsince = 'If-Modified-Since: ' . $lastmodified['Last-Modified'] . "\r\n"; |
---|
| 1632 | } |
---|
| 1633 | |
---|
| 1634 | if (isset($lastmodified['ETag'])) { |
---|
[7681] | 1635 | $ifmodifiedsince .= "If-None-Match: {$lastmodified['ETag']}\r\n"; |
---|
[5146] | 1636 | } |
---|
| 1637 | } else { |
---|
| 1638 | $ifmodifiedsince = ($lastmodified ? "If-Modified-Since: $lastmodified\r\n" : ''); |
---|
| 1639 | } |
---|
| 1640 | |
---|
| 1641 | $request .= $ifmodifiedsince . |
---|
| 1642 | "User-Agent: PEAR/1.9.4/PHP/" . PHP_VERSION . "\r\n"; |
---|
| 1643 | |
---|
| 1644 | if (isset($this)) { // only pass in authentication for non-static calls |
---|
| 1645 | $username = $config->get('username', null, $channel); |
---|
| 1646 | $password = $config->get('password', null, $channel); |
---|
| 1647 | if ($username && $password) { |
---|
| 1648 | $tmp = base64_encode("$username:$password"); |
---|
| 1649 | $request .= "Authorization: Basic $tmp\r\n"; |
---|
| 1650 | } |
---|
| 1651 | } |
---|
| 1652 | |
---|
| 1653 | if ($proxy_host != '' && $proxy_user != '') { |
---|
| 1654 | $request .= 'Proxy-Authorization: Basic ' . |
---|
| 1655 | base64_encode($proxy_user . ':' . $proxy_pass) . "\r\n"; |
---|
| 1656 | } |
---|
| 1657 | |
---|
| 1658 | if ($accept) { |
---|
| 1659 | $request .= 'Accept: ' . implode(', ', $accept) . "\r\n"; |
---|
| 1660 | } |
---|
| 1661 | |
---|
| 1662 | $request .= "Connection: close\r\n"; |
---|
| 1663 | $request .= "\r\n"; |
---|
| 1664 | fwrite($fp, $request); |
---|
| 1665 | $headers = array(); |
---|
| 1666 | $reply = 0; |
---|
| 1667 | while (trim($line = fgets($fp, 1024))) { |
---|
| 1668 | if (preg_match('/^([^:]+):\s+(.*)\s*\\z/', $line, $matches)) { |
---|
| 1669 | $headers[strtolower($matches[1])] = trim($matches[2]); |
---|
| 1670 | } elseif (preg_match('|^HTTP/1.[01] ([0-9]{3}) |', $line, $matches)) { |
---|
| 1671 | $reply = (int)$matches[1]; |
---|
| 1672 | if ($reply == 304 && ($lastmodified || ($lastmodified === false))) { |
---|
| 1673 | return false; |
---|
| 1674 | } |
---|
| 1675 | |
---|
| 1676 | if (!in_array($reply, array(200, 301, 302, 303, 305, 307))) { |
---|
| 1677 | return PEAR::raiseError("File $scheme://$host:$port$path not valid (received: $line)"); |
---|
| 1678 | } |
---|
| 1679 | } |
---|
| 1680 | } |
---|
| 1681 | |
---|
| 1682 | if ($reply != 200) { |
---|
| 1683 | if (!isset($headers['location'])) { |
---|
| 1684 | return PEAR::raiseError("File $scheme://$host:$port$path not valid (redirected but no location)"); |
---|
| 1685 | } |
---|
| 1686 | |
---|
| 1687 | if ($wasredirect > 4) { |
---|
| 1688 | return PEAR::raiseError("File $scheme://$host:$port$path not valid (redirection looped more than 5 times)"); |
---|
| 1689 | } |
---|
| 1690 | |
---|
| 1691 | $redirect = $wasredirect + 1; |
---|
| 1692 | return $this->downloadHttp($headers['location'], |
---|
| 1693 | $ui, $save_dir, $callback, $lastmodified, $accept); |
---|
| 1694 | } |
---|
| 1695 | |
---|
| 1696 | if (isset($headers['content-disposition']) && |
---|
| 1697 | preg_match('/\sfilename=\"([^;]*\S)\"\s*(;|\\z)/', $headers['content-disposition'], $matches)) { |
---|
| 1698 | $save_as = basename($matches[1]); |
---|
| 1699 | } else { |
---|
| 1700 | $save_as = basename($url); |
---|
| 1701 | } |
---|
| 1702 | |
---|
| 1703 | if ($callback) { |
---|
| 1704 | $tmp = call_user_func($callback, 'saveas', $save_as); |
---|
| 1705 | if ($tmp) { |
---|
| 1706 | $save_as = $tmp; |
---|
| 1707 | } |
---|
| 1708 | } |
---|
| 1709 | |
---|
| 1710 | $dest_file = $save_dir . DIRECTORY_SEPARATOR . $save_as; |
---|
| 1711 | if (is_link($dest_file)) { |
---|
| 1712 | return PEAR::raiseError('SECURITY ERROR: Will not write to ' . $dest_file . ' as it is symlinked to ' . readlink($dest_file) . ' - Possible symlink attack'); |
---|
| 1713 | } |
---|
| 1714 | |
---|
| 1715 | if (!$wp = @fopen($dest_file, 'wb')) { |
---|
| 1716 | fclose($fp); |
---|
| 1717 | if ($callback) { |
---|
| 1718 | call_user_func($callback, 'writefailed', array($dest_file, $php_errormsg)); |
---|
| 1719 | } |
---|
| 1720 | return PEAR::raiseError("could not open $dest_file for writing"); |
---|
| 1721 | } |
---|
| 1722 | |
---|
| 1723 | $length = isset($headers['content-length']) ? $headers['content-length'] : -1; |
---|
| 1724 | |
---|
| 1725 | $bytes = 0; |
---|
| 1726 | if ($callback) { |
---|
| 1727 | call_user_func($callback, 'start', array(basename($dest_file), $length)); |
---|
| 1728 | } |
---|
| 1729 | |
---|
| 1730 | while ($data = fread($fp, 1024)) { |
---|
| 1731 | $bytes += strlen($data); |
---|
| 1732 | if ($callback) { |
---|
| 1733 | call_user_func($callback, 'bytesread', $bytes); |
---|
| 1734 | } |
---|
| 1735 | if (!@fwrite($wp, $data)) { |
---|
| 1736 | fclose($fp); |
---|
| 1737 | if ($callback) { |
---|
| 1738 | call_user_func($callback, 'writefailed', array($dest_file, $php_errormsg)); |
---|
| 1739 | } |
---|
| 1740 | return PEAR::raiseError("$dest_file: write failed ($php_errormsg)"); |
---|
| 1741 | } |
---|
| 1742 | } |
---|
| 1743 | |
---|
| 1744 | fclose($fp); |
---|
| 1745 | fclose($wp); |
---|
| 1746 | if ($callback) { |
---|
| 1747 | call_user_func($callback, 'done', $bytes); |
---|
| 1748 | } |
---|
| 1749 | |
---|
| 1750 | if ($lastmodified === false || $lastmodified) { |
---|
| 1751 | if (isset($headers['etag'])) { |
---|
| 1752 | $lastmodified = array('ETag' => $headers['etag']); |
---|
| 1753 | } |
---|
| 1754 | |
---|
| 1755 | if (isset($headers['last-modified'])) { |
---|
| 1756 | if (is_array($lastmodified)) { |
---|
| 1757 | $lastmodified['Last-Modified'] = $headers['last-modified']; |
---|
| 1758 | } else { |
---|
| 1759 | $lastmodified = $headers['last-modified']; |
---|
| 1760 | } |
---|
| 1761 | } |
---|
| 1762 | return array($dest_file, $lastmodified, $headers); |
---|
| 1763 | } |
---|
| 1764 | return $dest_file; |
---|
| 1765 | } |
---|
| 1766 | } |
---|