/**
* 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;
}