Update Smarty und RedBean
Smarty: 3.1.30 - Redbean: 5.0.0
This commit is contained in:
parent
eb0835ff74
commit
0795a87ecd
193 changed files with 22035 additions and 14455 deletions
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@ -34,6 +34,7 @@ class Smarty_Security
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* @var integer
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*/
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public $php_handling = Smarty::PHP_PASSTHRU;
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/**
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* This is the list of template directories that are considered secure.
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* $template_dir is in this list implicitly.
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@ -41,6 +42,7 @@ class Smarty_Security
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* @var array
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*/
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public $secure_dir = array();
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/**
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* This is an array of directories where trusted php scripts reside.
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* {@link $security} is disabled during their inclusion/execution.
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@ -48,12 +50,21 @@ class Smarty_Security
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* @var array
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*/
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public $trusted_dir = array();
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/**
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* List of regular expressions (PCRE) that include trusted URIs
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*
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* @var array
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*/
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public $trusted_uri = array();
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/**
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* List of trusted constants names
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*
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* @var array
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*/
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public $trusted_constants = array();
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/**
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* This is an array of trusted static classes.
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* If empty access to all static classes is allowed.
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@ -62,6 +73,35 @@ class Smarty_Security
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* @var array
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*/
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public $static_classes = array();
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/**
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* This is an nested array of trusted classes and static methods.
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* If empty access to all static classes and methods is allowed.
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* Format:
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* array (
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* 'class_1' => array('method_1', 'method_2'), // allowed methods listed
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* 'class_2' => array(), // all methods of class allowed
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* )
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* If set to null none is allowed.
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*
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* @var array
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*/
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public $trusted_static_methods = array();
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/**
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* This is an array of trusted static properties.
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* If empty access to all static classes and properties is allowed.
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* Format:
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* array (
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* 'class_1' => array('prop_1', 'prop_2'), // allowed properties listed
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* 'class_2' => array(), // all properties of class allowed
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* )
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* If set to null none is allowed.
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*
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* @var array
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*/
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public $trusted_static_properties = array();
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/**
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* This is an array of trusted PHP functions.
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* If empty all functions are allowed.
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@ -69,13 +109,8 @@ class Smarty_Security
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*
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* @var array
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*/
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public $php_functions = array(
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'isset', 'empty',
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'count', 'sizeof',
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'in_array', 'is_array',
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'time',
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'nl2br',
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);
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public $php_functions = array('isset', 'empty', 'count', 'sizeof', 'in_array', 'is_array', 'time',);
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/**
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* This is an array of trusted PHP modifiers.
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* If empty all modifiers are allowed.
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@ -83,10 +118,8 @@ class Smarty_Security
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*
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* @var array
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*/
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public $php_modifiers = array(
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'escape',
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'count'
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);
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public $php_modifiers = array('escape', 'count', 'nl2br',);
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/**
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* This is an array of allowed tags.
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* If empty no restriction by allowed_tags.
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@ -94,6 +127,7 @@ class Smarty_Security
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* @var array
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*/
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public $allowed_tags = array();
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/**
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* This is an array of disabled tags.
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* If empty no restriction by disabled_tags.
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@ -101,6 +135,7 @@ class Smarty_Security
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* @var array
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*/
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public $disabled_tags = array();
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/**
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* This is an array of allowed modifier plugins.
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* If empty no restriction by allowed_modifiers.
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@ -108,6 +143,7 @@ class Smarty_Security
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* @var array
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*/
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public $allowed_modifiers = array();
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/**
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* This is an array of disabled modifier plugins.
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* If empty no restriction by disabled_modifiers.
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@ -115,6 +151,14 @@ class Smarty_Security
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* @var array
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*/
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public $disabled_modifiers = array();
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/**
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* This is an array of disabled special $smarty variables.
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*
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* @var array
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*/
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public $disabled_special_smarty_vars = array();
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/**
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* This is an array of trusted streams.
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* If empty all streams are allowed.
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@ -123,12 +167,14 @@ class Smarty_Security
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* @var array
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*/
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public $streams = array('file');
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/**
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* + flag if constants can be accessed from template
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*
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* @var boolean
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*/
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public $allow_constants = true;
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/**
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* + flag if super globals can be accessed from template
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*
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@ -136,36 +182,55 @@ class Smarty_Security
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*/
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public $allow_super_globals = true;
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/**
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* max template nesting level
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*
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* @var int
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*/
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public $max_template_nesting = 0;
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/**
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* current template nesting level
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*
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* @var int
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*/
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private $_current_template_nesting = 0;
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/**
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* Cache for $resource_dir lookup
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*
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* @var array
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*/
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protected $_resource_dir = null;
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protected $_resource_dir = array();
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/**
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* Cache for $template_dir lookup
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*
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* @var array
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*/
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protected $_template_dir = null;
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protected $_template_dir = array();
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/**
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* Cache for $config_dir lookup
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*
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* @var array
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*/
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protected $_config_dir = null;
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protected $_config_dir = array();
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/**
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* Cache for $secure_dir lookup
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*
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* @var array
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*/
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protected $_secure_dir = null;
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protected $_secure_dir = array();
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/**
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* Cache for $php_resource_dir lookup
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*
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* @var array
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*/
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protected $_php_resource_dir = null;
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/**
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* Cache for $trusted_dir lookup
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*
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@ -173,12 +238,28 @@ class Smarty_Security
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*/
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protected $_trusted_dir = null;
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/**
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* Cache for include path status
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*
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* @var bool
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*/
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protected $_include_path_status = false;
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/**
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* Cache for $_include_array lookup
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*
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* @var array
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*/
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protected $_include_dir = array();
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/**
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* @param Smarty $smarty
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*/
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public function __construct($smarty)
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{
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$this->smarty = $smarty;
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$this->smarty->_cache[ 'template_dir_new' ] = true;
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$this->smarty->_cache[ 'config_dir_new' ] = true;
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}
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/**
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@ -192,7 +273,9 @@ class Smarty_Security
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*/
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public function isTrustedPhpFunction($function_name, $compiler)
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{
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if (isset($this->php_functions) && (empty($this->php_functions) || in_array($function_name, $this->php_functions))) {
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if (isset($this->php_functions) &&
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(empty($this->php_functions) || in_array($function_name, $this->php_functions))
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) {
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return true;
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}
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@ -212,7 +295,9 @@ class Smarty_Security
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*/
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public function isTrustedStaticClass($class_name, $compiler)
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{
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if (isset($this->static_classes) && (empty($this->static_classes) || in_array($class_name, $this->static_classes))) {
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if (isset($this->static_classes) &&
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(empty($this->static_classes) || in_array($class_name, $this->static_classes))
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) {
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return true;
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}
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@ -221,6 +306,45 @@ class Smarty_Security
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return false; // should not, but who knows what happens to the compiler in the future?
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}
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/**
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* Check if static class method/property is trusted.
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*
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* @param string $class_name
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* @param string $params
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* @param object $compiler compiler object
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*
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* @return boolean true if class method is trusted
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* @throws SmartyCompilerException if static class method is not trusted
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*/
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public function isTrustedStaticClassAccess($class_name, $params, $compiler)
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{
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if (!isset($params[ 2 ])) {
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// fall back
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return $this->isTrustedStaticClass($class_name, $compiler);
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}
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if ($params[ 2 ] == 'method') {
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$allowed = $this->trusted_static_methods;
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$name = substr($params[ 0 ], 0, strpos($params[ 0 ], '('));
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} else {
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$allowed = $this->trusted_static_properties;
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// strip '$'
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$name = substr($params[ 0 ], 1);
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}
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if (isset($allowed)) {
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if (empty($allowed)) {
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// fall back
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return $this->isTrustedStaticClass($class_name, $compiler);
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}
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if (isset($allowed[ $class_name ]) &&
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(empty($allowed[ $class_name ]) || in_array($name, $allowed[ $class_name ]))
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) {
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return true;
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}
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}
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$compiler->trigger_template_error("access to static class '{$class_name}' {$params[2]} '{$name}' not allowed by security setting");
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return false; // should not, but who knows what happens to the compiler in the future?
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}
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/**
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* Check if PHP modifier is trusted.
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*
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@ -232,7 +356,9 @@ class Smarty_Security
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*/
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public function isTrustedPhpModifier($modifier_name, $compiler)
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{
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if (isset($this->php_modifiers) && (empty($this->php_modifiers) || in_array($modifier_name, $this->php_modifiers))) {
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if (isset($this->php_modifiers) &&
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(empty($this->php_modifiers) || in_array($modifier_name, $this->php_modifiers))
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) {
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return true;
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}
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@ -253,9 +379,11 @@ class Smarty_Security
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public function isTrustedTag($tag_name, $compiler)
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{
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// check for internal always required tags
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if (in_array($tag_name, array('assign', 'call', 'private_filter', 'private_block_plugin', 'private_function_plugin', 'private_object_block_function',
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'private_object_function', 'private_registered_function', 'private_registered_block', 'private_special_variable', 'private_print_expression', 'private_modifier'))
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) {
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if (in_array($tag_name,
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array('assign', 'call', 'private_filter', 'private_block_plugin', 'private_function_plugin',
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'private_object_block_function', 'private_object_function', 'private_registered_function',
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'private_registered_block', 'private_special_variable', 'private_print_expression',
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'private_modifier'))) {
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return true;
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}
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// check security settings
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@ -263,12 +391,33 @@ class Smarty_Security
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if (empty($this->disabled_tags) || !in_array($tag_name, $this->disabled_tags)) {
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return true;
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} else {
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$compiler->trigger_template_error("tag '{$tag_name}' disabled by security setting", $compiler->lex->taglineno);
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$compiler->trigger_template_error("tag '{$tag_name}' disabled by security setting", null, true);
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}
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} elseif (in_array($tag_name, $this->allowed_tags) && !in_array($tag_name, $this->disabled_tags)) {
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return true;
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} else {
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$compiler->trigger_template_error("tag '{$tag_name}' not allowed by security setting", $compiler->lex->taglineno);
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$compiler->trigger_template_error("tag '{$tag_name}' not allowed by security setting", null, true);
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}
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return false; // should not, but who knows what happens to the compiler in the future?
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}
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/**
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* Check if special $smarty variable is trusted.
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*
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* @param string $var_name
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* @param object $compiler compiler object
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*
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* @return boolean true if tag is trusted
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* @throws SmartyCompilerException if modifier is not trusted
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*/
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public function isTrustedSpecialSmartyVar($var_name, $compiler)
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{
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if (!in_array($var_name, $this->disabled_special_smarty_vars)) {
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return true;
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} else {
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$compiler->trigger_template_error("special variable '\$smarty.{$var_name}' not allowed by security setting",
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null, true);
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}
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return false; // should not, but who knows what happens to the compiler in the future?
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@ -294,17 +443,48 @@ class Smarty_Security
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if (empty($this->disabled_modifiers) || !in_array($modifier_name, $this->disabled_modifiers)) {
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return true;
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} else {
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$compiler->trigger_template_error("modifier '{$modifier_name}' disabled by security setting", $compiler->lex->taglineno);
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$compiler->trigger_template_error("modifier '{$modifier_name}' disabled by security setting", null,
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true);
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}
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} elseif (in_array($modifier_name, $this->allowed_modifiers) && !in_array($modifier_name, $this->disabled_modifiers)) {
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} elseif (in_array($modifier_name, $this->allowed_modifiers) &&
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!in_array($modifier_name, $this->disabled_modifiers)
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) {
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return true;
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} else {
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$compiler->trigger_template_error("modifier '{$modifier_name}' not allowed by security setting", $compiler->lex->taglineno);
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$compiler->trigger_template_error("modifier '{$modifier_name}' not allowed by security setting", null,
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true);
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}
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return false; // should not, but who knows what happens to the compiler in the future?
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}
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/**
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* Check if constants are enabled or trusted
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*
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* @param string $const constant name
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* @param object $compiler compiler object
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*
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* @return bool
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*/
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public function isTrustedConstant($const, $compiler)
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{
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if (in_array($const, array('true', 'false', 'null'))) {
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return true;
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}
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if (!empty($this->trusted_constants)) {
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if (!in_array($const, $this->trusted_constants)) {
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$compiler->trigger_template_error("Security: access to constant '{$const}' not permitted");
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return false;
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}
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return true;
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}
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if ($this->allow_constants) {
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return true;
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}
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$compiler->trigger_template_error("Security: access to constants not permitted");
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return false;
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}
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/**
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* Check if stream is trusted.
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*
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@ -325,81 +505,70 @@ class Smarty_Security
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/**
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* Check if directory of file resource is trusted.
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*
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* @param string $filepath
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* @param string $filepath
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* @param null|bool $isConfig
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*
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* @return boolean true if directory is trusted
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* @throws SmartyException if directory is not trusted
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* @return bool true if directory is trusted
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* @throws \SmartyException if directory is not trusted
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*/
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public function isTrustedResourceDir($filepath)
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public function isTrustedResourceDir($filepath, $isConfig = null)
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{
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$_template = false;
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$_config = false;
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$_secure = false;
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$_template_dir = $this->smarty->getTemplateDir();
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$_config_dir = $this->smarty->getConfigDir();
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// check if index is outdated
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if ((!$this->_template_dir || $this->_template_dir !== $_template_dir)
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|| (!$this->_config_dir || $this->_config_dir !== $_config_dir)
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|| (!empty($this->secure_dir) && (!$this->_secure_dir || $this->_secure_dir !== $this->secure_dir))
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if ($this->_include_path_status !== $this->smarty->use_include_path) {
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foreach ($this->_include_dir as $directory) {
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unset($this->_resource_dir[ $directory ]);
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}
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if ($this->smarty->use_include_path) {
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$this->_include_dir = array();
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$_dirs = $this->smarty->ext->_getIncludePath->getIncludePathDirs($this->smarty);
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foreach ($_dirs as $directory) {
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$this->_include_dir[] = $directory;
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$this->_resource_dir[ $directory ] = true;
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}
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}
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$this->_include_path_status = $this->smarty->use_include_path;
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}
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if ($isConfig !== true &&
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(!isset($this->smarty->_cache[ 'template_dir_new' ]) || $this->smarty->_cache[ 'template_dir_new' ])
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) {
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$this->_resource_dir = array();
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$_template = true;
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$_config = true;
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$_secure = !empty($this->secure_dir);
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}
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// rebuild template dir index
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if ($_template) {
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$this->_template_dir = $_template_dir;
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foreach ($_template_dir as $directory) {
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$directory = realpath($directory);
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$this->_resource_dir[$directory] = true;
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$_dir = $this->smarty->getTemplateDir();
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if ($this->_template_dir !== $_dir) {
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foreach ($this->_template_dir as $directory) {
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unset($this->_resource_dir[ $directory ]);
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}
|
||||
foreach ($_dir as $directory) {
|
||||
$this->_resource_dir[ $directory ] = true;
|
||||
}
|
||||
$this->_template_dir = $_dir;
|
||||
}
|
||||
$this->smarty->_cache[ 'template_dir_new' ] = false;
|
||||
}
|
||||
|
||||
// rebuild config dir index
|
||||
if ($_config) {
|
||||
$this->_config_dir = $_config_dir;
|
||||
foreach ($_config_dir as $directory) {
|
||||
$directory = realpath($directory);
|
||||
$this->_resource_dir[$directory] = true;
|
||||
if ($isConfig !== false &&
|
||||
(!isset($this->smarty->_cache[ 'config_dir_new' ]) || $this->smarty->_cache[ 'config_dir_new' ])
|
||||
) {
|
||||
$_dir = $this->smarty->getConfigDir();
|
||||
if ($this->_config_dir !== $_dir) {
|
||||
foreach ($this->_config_dir as $directory) {
|
||||
unset($this->_resource_dir[ $directory ]);
|
||||
}
|
||||
foreach ($_dir as $directory) {
|
||||
$this->_resource_dir[ $directory ] = true;
|
||||
}
|
||||
$this->_config_dir = $_dir;
|
||||
}
|
||||
$this->smarty->_cache[ 'config_dir_new' ] = false;
|
||||
}
|
||||
|
||||
// rebuild secure dir index
|
||||
if ($_secure) {
|
||||
$this->_secure_dir = $this->secure_dir;
|
||||
if ($this->_secure_dir !== (array) $this->secure_dir) {
|
||||
foreach ($this->_secure_dir as $directory) {
|
||||
unset($this->_resource_dir[ $directory ]);
|
||||
}
|
||||
foreach ((array) $this->secure_dir as $directory) {
|
||||
$directory = realpath($directory);
|
||||
$this->_resource_dir[$directory] = true;
|
||||
$directory = $this->smarty->_realpath($directory . DS, true);
|
||||
$this->_resource_dir[ $directory ] = true;
|
||||
}
|
||||
$this->_secure_dir = (array) $this->secure_dir;
|
||||
}
|
||||
|
||||
$_filepath = realpath($filepath);
|
||||
$directory = dirname($_filepath);
|
||||
$_directory = array();
|
||||
while (true) {
|
||||
// remember the directory to add it to _resource_dir in case we're successful
|
||||
$_directory[$directory] = true;
|
||||
// test if the directory is trusted
|
||||
if (isset($this->_resource_dir[$directory])) {
|
||||
// merge sub directories of current $directory into _resource_dir to speed up subsequent lookup
|
||||
$this->_resource_dir = array_merge($this->_resource_dir, $_directory);
|
||||
|
||||
return true;
|
||||
}
|
||||
// abort if we've reached root
|
||||
if (($pos = strrpos($directory, DS)) === false || !isset($directory[1])) {
|
||||
break;
|
||||
}
|
||||
// bubble up one level
|
||||
$directory = substr($directory, 0, $pos);
|
||||
}
|
||||
|
||||
// give up
|
||||
throw new SmartyException("directory '{$_filepath}' not allowed by security setting");
|
||||
$this->_resource_dir = $this->_checkDir($filepath, $this->_resource_dir);
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -417,8 +586,8 @@ class Smarty_Security
|
|||
public function isTrustedUri($uri)
|
||||
{
|
||||
$_uri = parse_url($uri);
|
||||
if (!empty($_uri['scheme']) && !empty($_uri['host'])) {
|
||||
$_uri = $_uri['scheme'] . '://' . $_uri['host'];
|
||||
if (!empty($_uri[ 'scheme' ]) && !empty($_uri[ 'host' ])) {
|
||||
$_uri = $_uri[ 'scheme' ] . '://' . $_uri[ 'host' ];
|
||||
foreach ($this->trusted_uri as $pattern) {
|
||||
if (preg_match($pattern, $_uri)) {
|
||||
return true;
|
||||
|
|
@ -449,32 +618,113 @@ class Smarty_Security
|
|||
|
||||
$this->_trusted_dir = $this->trusted_dir;
|
||||
foreach ((array) $this->trusted_dir as $directory) {
|
||||
$directory = realpath($directory);
|
||||
$this->_php_resource_dir[$directory] = true;
|
||||
$directory = $this->smarty->_realpath($directory . DS, true);
|
||||
$this->_php_resource_dir[ $directory ] = true;
|
||||
}
|
||||
}
|
||||
|
||||
$_filepath = realpath($filepath);
|
||||
$directory = dirname($_filepath);
|
||||
$this->_php_resource_dir =
|
||||
$this->_checkDir($this->smarty->_realpath($filepath, true), $this->_php_resource_dir);
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if file is inside a valid directory
|
||||
*
|
||||
* @param string $filepath
|
||||
* @param array $dirs valid directories
|
||||
*
|
||||
* @return array
|
||||
* @throws \SmartyException
|
||||
*/
|
||||
private function _checkDir($filepath, $dirs)
|
||||
{
|
||||
$directory = dirname($filepath) . DS;
|
||||
$_directory = array();
|
||||
while (true) {
|
||||
// remember the directory to add it to _resource_dir in case we're successful
|
||||
$_directory[] = $directory;
|
||||
$_directory[ $directory ] = true;
|
||||
// test if the directory is trusted
|
||||
if (isset($this->_php_resource_dir[$directory])) {
|
||||
if (isset($dirs[ $directory ])) {
|
||||
// merge sub directories of current $directory into _resource_dir to speed up subsequent lookup
|
||||
$this->_php_resource_dir = array_merge($this->_php_resource_dir, $_directory);
|
||||
$dirs = array_merge($dirs, $_directory);
|
||||
|
||||
return true;
|
||||
return $dirs;
|
||||
}
|
||||
// abort if we've reached root
|
||||
if (($pos = strrpos($directory, DS)) === false || !isset($directory[2])) {
|
||||
if (!preg_match('#[\\\/][^\\\/]+[\\\/]$#', $directory)) {
|
||||
break;
|
||||
}
|
||||
// bubble up one level
|
||||
$directory = substr($directory, 0, $pos);
|
||||
$directory = preg_replace('#[\\\/][^\\\/]+[\\\/]$#', DS, $directory);
|
||||
}
|
||||
|
||||
throw new SmartyException("directory '{$_filepath}' not allowed by security setting");
|
||||
// give up
|
||||
throw new SmartyException("directory '{$filepath}' not allowed by security setting");
|
||||
}
|
||||
|
||||
/**
|
||||
* Loads security class and enables security
|
||||
*
|
||||
* @param \Smarty $smarty
|
||||
* @param string|Smarty_Security $security_class if a string is used, it must be class-name
|
||||
*
|
||||
* @return \Smarty current Smarty instance for chaining
|
||||
* @throws \SmartyException when an invalid class name is provided
|
||||
*/
|
||||
public static function enableSecurity(Smarty $smarty, $security_class)
|
||||
{
|
||||
if ($security_class instanceof Smarty_Security) {
|
||||
$smarty->security_policy = $security_class;
|
||||
return;
|
||||
} elseif (is_object($security_class)) {
|
||||
throw new SmartyException("Class '" . get_class($security_class) . "' must extend Smarty_Security.");
|
||||
}
|
||||
if ($security_class == null) {
|
||||
$security_class = $smarty->security_class;
|
||||
}
|
||||
if (!class_exists($security_class)) {
|
||||
throw new SmartyException("Security class '$security_class' is not defined");
|
||||
} elseif ($security_class !== 'Smarty_Security' && !is_subclass_of($security_class, 'Smarty_Security')) {
|
||||
throw new SmartyException("Class '$security_class' must extend Smarty_Security.");
|
||||
} else {
|
||||
$smarty->security_policy = new $security_class($smarty);
|
||||
}
|
||||
return;
|
||||
}
|
||||
/**
|
||||
* Start template processing
|
||||
*
|
||||
* @param $template
|
||||
*
|
||||
* @throws SmartyException
|
||||
*/
|
||||
public function startTemplate($template)
|
||||
{
|
||||
if ($this->max_template_nesting > 0 && $this->_current_template_nesting ++ >= $this->max_template_nesting) {
|
||||
throw new SmartyException("maximum template nesting level of '{$this->max_template_nesting}' exceeded when calling '{$template->template_resource}'");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Exit template processing
|
||||
*
|
||||
*/
|
||||
public function endTemplate()
|
||||
{
|
||||
if ($this->max_template_nesting > 0) {
|
||||
$this->_current_template_nesting --;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Register callback functions call at start/end of template rendering
|
||||
*
|
||||
* @param \Smarty_Internal_Template $template
|
||||
*/
|
||||
public function registerCallBacks(Smarty_Internal_Template $template)
|
||||
{
|
||||
$template->startRenderCallbacks[] = array($this, 'startTemplate');
|
||||
$template->endRenderCallbacks[] = array($this, 'endTemplate');
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue