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files >> C:/php5.2.9/PEAR/PEAR/Installer/Role.php
<?php /** * PEAR_Installer_Role * * PHP versions 4 and 5 * * LICENSE: This source file is subject to version 3.0 of the PHP license * that is available through the world-wide-web at the following URI: * http://www.php.net/license/3_0.txt. If you did not receive a copy of * the PHP License and are unable to obtain it through the web, please * send a note to license@php.net so we can mail you a copy immediately. * * @category pear * @package PEAR * @author Greg Beaver <cellog@php.net> * @copyright 1997-2008 The PHP Group * @license http://www.php.net/license/3_0.txt PHP License 3.0 * @version CVS: $Id: Role.php,v 1.20 2008/01/03 20:26:36 cellog Exp $ * @link http://pear.php.net/package/PEAR * @since File available since Release 1.4.0a1 */ /** * base class for installer roles */ require_once 'PEAR/Installer/Role/Common.php'; require_once 'PEAR/XMLParser.php'; /** * @category pear * @package PEAR * @author Greg Beaver <cellog@php.net> * @copyright 1997-2008 The PHP Group * @license http://www.php.net/license/3_0.txt PHP License 3.0 * @version Release: 1.7.2 * @link http://pear.php.net/package/PEAR * @since Class available since Release 1.4.0a1 */ class PEAR_Installer_Role { /** * Set up any additional configuration variables that file roles require * * Never call this directly, it is called by the PEAR_Config constructor * @param PEAR_Config * @access private * @static */ function initializeConfig(&$config) { if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) { PEAR_Installer_Role::registerRoles(); } foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $class => $info) { if (!$info['config_vars']) { continue; } $config->_addConfigVars($class, $info['config_vars']); } } /** * @param PEAR_PackageFile_v2 * @param string role name * @param PEAR_Config * @return PEAR_Installer_Role_Common * @static */ function &factory($pkg, $role, &$config) { if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) { PEAR_Installer_Role::registerRoles(); } if (!in_array($role, PEAR_Installer_Role::getValidRoles($pkg->getPackageType()))) { $a = false; return $a; } $a = 'PEAR_Installer_Role_' . ucfirst($role); if (!class_exists($a)) { require_once str_replace('_', '/', $a) . '.php'; } $b = new $a($config); return $b; } /** * Get a list of file roles that are valid for the particular release type. * * For instance, src files serve no purpose in regular php releases. * @param string * @param bool clear cache * @return array * @static */ function getValidRoles($release, $clear = false) { if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) { PEAR_Installer_Role::registerRoles(); } static $ret = array(); if ($clear) { $ret = array(); } if (isset($ret[$release])) { return $ret[$release]; } $ret[$release] = array(); foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) { if (in_array($release, $okreleases['releasetypes'])) { $ret[$release][] = strtolower(str_replace('PEAR_Installer_Role_', '', $role)); } } return $ret[$release]; } /** * Get a list of roles that require their files to be installed * * Most roles must be installed, but src and package roles, for instance * are pseudo-roles. src files are compiled into a new extension. Package * roles are actually fully bundled releases of a package * @param bool clear cache * @return array * @static */ function getInstallableRoles($clear = false) { if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) { PEAR_Installer_Role::registerRoles(); } static $ret; if ($clear) { unset($ret); } if (!isset($ret)) { $ret = array(); foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) { if ($okreleases['installable']) { $ret[] = strtolower(str_replace('PEAR_Installer_Role_', '', $role)); } } } return $ret; } /** * Return an array of roles that are affected by the baseinstalldir attribute * * Most roles ignore this attribute, and instead install directly into: * PackageName/filepath * so a tests file tests/file.phpt is installed into PackageName/tests/filepath.php * @param bool clear cache * @return array * @static */ function getBaseinstallRoles($clear = false) { if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) { PEAR_Installer_Role::registerRoles(); } static $ret; if ($clear) { unset($ret); } if (!isset($ret)) { $ret = array(); foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) { if ($okreleases['honorsbaseinstall']) { $ret[] = strtolower(str_replace('PEAR_Installer_Role_', '', $role)); } } } return $ret; } /** * Return an array of file roles that should be analyzed for PHP content at package time, * like the "php" role. * @param bool clear cache * @return array * @static */ function getPhpRoles($clear = false) { if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) { PEAR_Installer_Role::registerRoles(); } static $ret; if ($clear) { unset($ret); } if (!isset($ret)) { $ret = array(); foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) { if ($okreleases['phpfile']) { $ret[] = strtolower(str_replace('PEAR_Installer_Role_', '', $role)); } } } return $ret; } /** * Scan through the Command directory looking for classes * and see what commands they implement. * @param string which directory to look for classes, defaults to * the Installer/Roles subdirectory of * the directory from where this file (__FILE__) is * included. * * @return bool TRUE on success, a PEAR error on failure * @access public * @static */ function registerRoles($dir = null) { $GLOBALS['_PEAR_INSTALLER_ROLES'] = array(); $parser = new PEAR_XMLParser; if ($dir === null) { $dir = dirname(__FILE__) . '/Role'; } if (!file_exists($dir) || !is_dir($dir)) { return PEAR::raiseError("registerRoles: opendir($dir) failed: does not exist/is not directory"); } $dp = @opendir($dir); if (empty($dp)) { return PEAR::raiseError("registerRoles: opendir($dir) failed: $php_errmsg"); } while ($entry = readdir($dp)) { if ($entry{0} == '.' || substr($entry, -4) != '.xml') { continue; } $class = "PEAR_Installer_Role_".substr($entry, 0, -4); // List of roles if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'][$class])) { $file = "$dir/$entry"; $parser->parse(file_get_contents($file)); $data = $parser->getData(); if (!is_array($data['releasetypes'])) { $data['releasetypes'] = array($data['releasetypes']); } $GLOBALS['_PEAR_INSTALLER_ROLES'][$class] = $data; } } closedir($dp); ksort($GLOBALS['_PEAR_INSTALLER_ROLES']); PEAR_Installer_Role::getBaseinstallRoles(true); PEAR_Installer_Role::getInstallableRoles(true); PEAR_Installer_Role::getPhpRoles(true); PEAR_Installer_Role::getValidRoles('****', true); return true; } } ?>
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