266 lines
7.7 KiB
PHP
266 lines
7.7 KiB
PHP
<?php
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/**
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* PEAR_Installer_Role
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*
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* PHP versions 4 and 5
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*
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* @category pear
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* @package PEAR
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* @author Greg Beaver <cellog@php.net>
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* @copyright 1997-2009 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @link http://pear.php.net/package/PEAR
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* @since File available since Release 1.4.0a1
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*/
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/**
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* base class for installer roles
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*/
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require_once 'PEAR/Installer/Role/Common.php';
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require_once 'PEAR/XMLParser.php';
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/**
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* @category pear
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* @package PEAR
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* @author Greg Beaver <cellog@php.net>
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* @copyright 1997-2009 The Authors
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* @license http://opensource.org/licenses/bsd-license.php New BSD License
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* @version Release: 1.10.14
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* @link http://pear.php.net/package/PEAR
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* @since Class available since Release 1.4.0a1
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*/
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class PEAR_Installer_Role
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{
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/**
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* Set up any additional configuration variables that file roles require
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*
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* Never call this directly, it is called by the PEAR_Config constructor
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* @param PEAR_Config
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*/
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public static function initializeConfig(&$config)
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{
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if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) {
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PEAR_Installer_Role::registerRoles();
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}
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foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $class => $info) {
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if (!$info['config_vars']) {
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continue;
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}
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$config->_addConfigVars($class, $info['config_vars']);
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}
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}
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/**
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* @param PEAR_PackageFile_v2
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* @param string role name
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* @param PEAR_Config
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* @return PEAR_Installer_Role_Common
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*/
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public static function &factory($pkg, $role, &$config)
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{
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if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) {
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PEAR_Installer_Role::registerRoles();
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}
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if (!in_array($role, PEAR_Installer_Role::getValidRoles($pkg->getPackageType()))) {
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$a = false;
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return $a;
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}
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$a = 'PEAR_Installer_Role_' . ucfirst($role);
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if (!class_exists($a)) {
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require_once str_replace('_', '/', $a) . '.php';
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}
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$b = new $a($config);
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return $b;
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}
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/**
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* Get a list of file roles that are valid for the particular release type.
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*
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* For instance, src files serve no purpose in regular php releases.
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* @param string
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* @param bool clear cache
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* @return array
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*/
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public static function getValidRoles($release, $clear = false)
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{
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if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) {
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PEAR_Installer_Role::registerRoles();
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}
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static $ret = array();
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if ($clear) {
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$ret = array();
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}
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if (isset($ret[$release])) {
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return $ret[$release];
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}
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$ret[$release] = array();
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foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) {
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if (in_array($release, $okreleases['releasetypes'])) {
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$ret[$release][] = strtolower(str_replace('PEAR_Installer_Role_', '', $role));
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}
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}
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return $ret[$release];
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}
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/**
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* Get a list of roles that require their files to be installed
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*
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* Most roles must be installed, but src and package roles, for instance
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* are pseudo-roles. src files are compiled into a new extension. Package
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* roles are actually fully bundled releases of a package
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* @param bool clear cache
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* @return array
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*/
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public static function getInstallableRoles($clear = false)
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{
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if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) {
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PEAR_Installer_Role::registerRoles();
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}
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static $ret;
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if ($clear) {
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unset($ret);
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}
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if (isset($ret)) {
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return $ret;
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}
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$ret = array();
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foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) {
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if ($okreleases['installable']) {
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$ret[] = strtolower(str_replace('PEAR_Installer_Role_', '', $role));
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}
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}
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return $ret;
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}
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/**
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* Return an array of roles that are affected by the baseinstalldir attribute
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*
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* Most roles ignore this attribute, and instead install directly into:
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* PackageName/filepath
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* so a tests file tests/file.phpt is installed into PackageName/tests/filepath.php
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* @param bool clear cache
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* @return array
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*/
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public static function getBaseinstallRoles($clear = false)
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{
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if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) {
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PEAR_Installer_Role::registerRoles();
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}
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static $ret;
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if ($clear) {
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unset($ret);
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}
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if (isset($ret)) {
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return $ret;
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}
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$ret = array();
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foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) {
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if ($okreleases['honorsbaseinstall']) {
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$ret[] = strtolower(str_replace('PEAR_Installer_Role_', '', $role));
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}
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}
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return $ret;
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}
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/**
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* Return an array of file roles that should be analyzed for PHP content at package time,
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* like the "php" role.
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* @param bool clear cache
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* @return array
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*/
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public static function getPhpRoles($clear = false)
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{
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if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'])) {
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PEAR_Installer_Role::registerRoles();
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}
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static $ret;
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if ($clear) {
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unset($ret);
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}
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if (isset($ret)) {
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return $ret;
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}
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$ret = array();
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foreach ($GLOBALS['_PEAR_INSTALLER_ROLES'] as $role => $okreleases) {
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if ($okreleases['phpfile']) {
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$ret[] = strtolower(str_replace('PEAR_Installer_Role_', '', $role));
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}
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}
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return $ret;
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}
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/**
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* Scan through the Command directory looking for classes
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* and see what commands they implement.
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* @param string which directory to look for classes, defaults to
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* the Installer/Roles subdirectory of
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* the directory from where this file (__FILE__) is
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* included.
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*
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* @return bool TRUE on success, a PEAR error on failure
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*/
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public static function registerRoles($dir = null)
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{
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$GLOBALS['_PEAR_INSTALLER_ROLES'] = array();
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$parser = new PEAR_XMLParser;
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if ($dir === null) {
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$dir = dirname(__FILE__) . '/Role';
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}
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if (!file_exists($dir) || !is_dir($dir)) {
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return PEAR::raiseError("registerRoles: opendir($dir) failed: does not exist/is not directory");
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}
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$dp = @opendir($dir);
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if (empty($dp)) {
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return PEAR::raiseError("registerRoles: opendir($dir) failed: $php_errmsg");
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}
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while ($entry = readdir($dp)) {
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if ($entry[0] == '.' || substr($entry, -4) != '.xml') {
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continue;
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}
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$class = "PEAR_Installer_Role_".substr($entry, 0, -4);
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// List of roles
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if (!isset($GLOBALS['_PEAR_INSTALLER_ROLES'][$class])) {
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$file = "$dir/$entry";
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$parser->parse(file_get_contents($file));
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$data = $parser->getData();
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if (!is_array($data['releasetypes'])) {
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$data['releasetypes'] = array($data['releasetypes']);
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}
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$GLOBALS['_PEAR_INSTALLER_ROLES'][$class] = $data;
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}
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}
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closedir($dp);
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ksort($GLOBALS['_PEAR_INSTALLER_ROLES']);
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PEAR_Installer_Role::getBaseinstallRoles(true);
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PEAR_Installer_Role::getInstallableRoles(true);
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PEAR_Installer_Role::getPhpRoles(true);
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PEAR_Installer_Role::getValidRoles('****', true);
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return true;
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}
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} |