def visit(self, node, state):
currscope = self.locate_scope(node, state)
varnode = node.node
var_name = varnode.name
# Store object properties (vars, class variables) as $this->property
# otherwise $a->var and $b->var overwrite each other (both stored as $var).
if type(node.node) is phpast.ObjectProperty:
var_name = node.node.node.name + "->" + varnode.name
# Create var
newobj = VariableDef(var_name, varnode.lineno, currscope, ast_node=node.expr)
node._obj = newobj
currscope.add_var(newobj)
# New object property? Also add var to parent scope (if not exist)
if type(node.node) is phpast.ObjectProperty:
root_scope = currscope.get_root_scope()._parent_scope
if not root_scope.get_var(var_name):
# create object var
property = VariableDef(var_name, varnode.lineno, currscope, ast_node=node.expr)
property.parents = [newobj]
root_scope.add_var(property)
# Overwrite object property
if type(node.node) is phpast.ObjectProperty:
# link this var to object property
root_scope = currscope.get_root_scope()
if type(root_scope._ast_node) is phpast.Method:
# link this var to property
root_scope._parent_scope.get_var(var_name).parents = [newobj]
# Object creation
if type(node.expr) is phpast.New and node.expr.name in state.classes:
# Start ast travel class Node
class_node = state.classes[node.expr.name]
class_node._object = True
class_node._object_var = newobj # pass this var to object
class_node.accept(self._main_visitor_method)
return newobj, False