Changeset - a32ca3200ca7
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Mads Kiilerich - 9 years ago 2017-05-13 03:53:49
mads@kiilerich.com
auth: refactor to make it explicit in the function profile when they only takes one permission
1 file changed with 30 insertions and 20 deletions:
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kallithea/lib/auth.py
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@@ -820,25 +820,25 @@ class NotAnonymous(object):
 
        user = request.authuser
 

	
 
        log.debug('Checking that user %s is not anonymous @%s', user.username, cls)
 

	
 
        if user.is_default_user:
 
            raise _redirect_to_login(_('You need to be a registered user to '
 
                                       'perform this action'))
 
        else:
 
            return func(*fargs, **fkwargs)
 

	
 

	
 
class _PermsDecorator(object):
 
    """Base class for controller decorators"""
 
    """Base class for controller decorators with multiple permissions"""
 

	
 
    def __init__(self, *required_perms):
 
        self.required_perms = required_perms # usually very short - a list is thus fine
 

	
 
    def __call__(self, func):
 
        return decorator(self.__wrapper, func)
 

	
 
    def __wrapper(self, func, *fargs, **fkwargs):
 
        cls = fargs[0]
 
        user = request.authuser
 
        log.debug('checking %s permissions %s for %s %s',
 
          self.__class__.__name__, self.required_perms, cls, user)
 
@@ -859,64 +859,69 @@ class _PermsDecorator(object):
 

	
 

	
 
class HasPermissionAnyDecorator(_PermsDecorator):
 
    """
 
    Checks the user has any of the given global permissions.
 
    """
 

	
 
    def check_permissions(self, user):
 
        global_permissions = user.permissions['global'] # usually very short
 
        return any(p in global_permissions for p in self.required_perms)
 

	
 

	
 
class HasRepoPermissionLevelDecorator(_PermsDecorator):
 
class _PermDecorator(_PermsDecorator):
 
    """Base class for controller decorators with a single permission"""
 

	
 
    def __init__(self, required_perm):
 
        _PermsDecorator.__init__(self, [required_perm])
 
        self.required_perm = required_perm
 

	
 

	
 
class HasRepoPermissionLevelDecorator(_PermDecorator):
 
    """
 
    Checks the user has at least the specified permission level for the requested repository.
 
    """
 

	
 
    def check_permissions(self, user):
 
        repo_name = get_repo_slug(request)
 
        (level,) = self.required_perms
 
        return user.has_repository_permission_level(repo_name, level)
 
        return user.has_repository_permission_level(repo_name, self.required_perm)
 

	
 

	
 
class HasRepoGroupPermissionLevelDecorator(_PermsDecorator):
 
class HasRepoGroupPermissionLevelDecorator(_PermDecorator):
 
    """
 
    Checks the user has any of given permissions for the requested repository group.
 
    """
 

	
 
    def check_permissions(self, user):
 
        repo_group_name = get_repo_group_slug(request)
 
        (level,) = self.required_perms
 
        return user.has_repository_group_permission_level(repo_group_name, level)
 
        return user.has_repository_group_permission_level(repo_group_name, self.required_perm)
 

	
 

	
 
class HasUserGroupPermissionLevelDecorator(_PermsDecorator):
 
class HasUserGroupPermissionLevelDecorator(_PermDecorator):
 
    """
 
    Checks for access permission for any of given predicates for specific
 
    user group. In order to fulfill the request any of predicates must be meet
 
    """
 

	
 
    def check_permissions(self, user):
 
        user_group_name = get_user_group_slug(request)
 
        (level,) = self.required_perms
 
        return user.has_user_group_permission_level(user_group_name, level)
 
        return user.has_user_group_permission_level(user_group_name, self.required_perm)
 

	
 

	
 
#==============================================================================
 
# CHECK FUNCTIONS
 
#==============================================================================
 

	
 
class _PermsFunction(object):
 
    """Base function for other check functions"""
 
    """Base function for other check functions with multiple permissions"""
 

	
 
    def __init__(self, *required_perms):
 
        self.required_perms = required_perms # usually very short - a list is thus fine
 

	
 
    def __nonzero__(self):
 
        """ Defend against accidentally forgetting to call the object
 
            and instead evaluating it directly in a boolean context,
 
            which could have security implications.
 
        """
 
        raise AssertionError(self.__class__.__name__ + ' is not a bool and must be called!')
 

	
 
    def __call__(self, *a, **b):
 
@@ -925,43 +930,48 @@ class _PermsFunction(object):
 

	
 
class HasPermissionAny(_PermsFunction):
 

	
 
    def __call__(self, purpose=None):
 
        global_permissions = request.user.permissions['global'] # usually very short
 
        ok = any(p in global_permissions for p in self.required_perms)
 

	
 
        log.debug('Check %s for global %s (%s): %s' %
 
            (request.user.username, self.required_perms, purpose, ok))
 
        return ok
 

	
 

	
 
class HasRepoPermissionLevel(_PermsFunction):
 
class _PermFunction(_PermsFunction):
 
    """Base function for other check functions with a single permission"""
 

	
 
    def __init__(self, required_perm):
 
        _PermsFunction.__init__(self, [required_perm])
 
        self.required_perm = required_perm
 

	
 

	
 
class HasRepoPermissionLevel(_PermFunction):
 

	
 
    def __call__(self, repo_name, purpose=None):
 
        (level,) = self.required_perms
 
        return request.user.has_repository_permission_level(repo_name, level, purpose)
 
        return request.user.has_repository_permission_level(repo_name, self.required_perm, purpose)
 

	
 

	
 
class HasRepoGroupPermissionLevel(_PermsFunction):
 
class HasRepoGroupPermissionLevel(_PermFunction):
 

	
 
    def __call__(self, group_name, purpose=None):
 
        (level,) = self.required_perms
 
        return request.user.has_repository_group_permission_level(group_name, level, purpose)
 
        return request.user.has_repository_group_permission_level(group_name, self.required_perm, purpose)
 

	
 

	
 
class HasUserGroupPermissionLevel(_PermsFunction):
 
class HasUserGroupPermissionLevel(_PermFunction):
 

	
 
    def __call__(self, user_group_name, purpose=None):
 
        (level,) = self.required_perms
 
        return request.user.has_user_group_permission_level(user_group_name, level, purpose)
 
        return request.user.has_user_group_permission_level(user_group_name, self.required_perm, purpose)
 

	
 

	
 
#==============================================================================
 
# SPECIAL VERSION TO HANDLE MIDDLEWARE AUTH
 
#==============================================================================
 

	
 
class HasPermissionAnyMiddleware(object):
 
    def __init__(self, *perms):
 
        self.required_perms = set(perms)
 

	
 
    def __call__(self, user, repo_name, purpose=None):
 
        # repo_name MUST be unicode, since we handle keys in ok
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