Class: Brakeman::LibraryProcessor

Inherits:
BaseProcessor show all
Defined in:
lib/brakeman/processors/library_processor.rb

Overview

Process generic library and stores it in Tracker.libs

Constant Summary

Constants included from Util

Util::ALL_PARAMETERS, Util::COOKIES, Util::PARAMETERS, Util::PATH_PARAMETERS, Util::QUERY_PARAMETERS, Util::REQUEST_ENV, Util::REQUEST_PARAMETERS, Util::REQUEST_PARAMS, Util::SESSION

Constants inherited from SexpProcessor

SexpProcessor::VERSION

Instance Attribute Summary

Attributes inherited from BaseProcessor

#ignore

Attributes inherited from SexpProcessor

#context, #env, #expected

Instance Method Summary collapse

Methods inherited from BaseProcessor

#find_render_type, #make_render, #make_render_in_view, #process_arglist, #process_attrasgn, #process_block, #process_default, #process_dstr, #process_evstr, #process_hash, #process_if, #process_ignore, #process_iter, #process_lasgn, #process_scope

Methods included from Util

#array?, #call?, #camelize, #contains_class?, #context_for, #cookies?, #false?, #file_by_name, #file_for, #hash?, #hash_access, #hash_insert, #hash_iterate, #integer?, #node_type?, #number?, #params?, #pluralize, #regexp?, #request_env?, #request_value?, #result?, #set_env_defaults, #sexp?, #string?, #symbol?, #table_to_csv, #true?, #truncate_table, #underscore

Methods included from ProcessorHelper

#class_name, #process_all

Methods inherited from SexpProcessor

#error_handler, #in_context, #process, #process_dummy, #scope

Constructor Details

#initialize(tracker) ⇒ LibraryProcessor

Returns a new instance of LibraryProcessor.



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# File 'lib/brakeman/processors/library_processor.rb', line 7

def initialize tracker
  super
  @file_name = nil
  @alias_processor = Brakeman::AliasProcessor.new tracker
end

Instance Method Details

#process_class(exp) ⇒ Object 



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# File 'lib/brakeman/processors/library_processor.rb', line 18

def process_class exp
  name = class_name(exp.class_name)
  
  if @current_class
    outer_class = @current_class
    name = (outer_class[:name].to_s + "::" + name.to_s).to_sym
  end

  if @current_module
    name = (@current_module[:name].to_s + "::" + name.to_s).to_sym
  end

  if @tracker.libs[name]
    @current_class = @tracker.libs[name]
  else
    begin
      parent = class_name exp.parent_name
    rescue StandardError => e
      Brakeman.debug e
      parent = nil
    end

    @current_class = { :name => name,
                  :parent => parent,
                  :includes => [],
                  :public => {},
                  :private => {},
                  :protected => {},
                  :src => exp,
                  :file => @file_name }
  
    @tracker.libs[name] = @current_class
  end

  exp.body = process exp.body

  if outer_class
    @current_class = outer_class
  else
    @current_class = nil
  end

  exp
end

#process_defn(exp) ⇒ Object 



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# File 'lib/brakeman/processors/library_processor.rb', line 100

def process_defn exp
  exp = @alias_processor.process exp
  exp.node_type = :methdef

  if @current_class
    @current_class[:public][exp.method_name] = exp
  elsif @current_module
    @current_module[:public][exp.method_name] = exp
  end

  exp
end

#process_defs(exp) ⇒ Object 



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# File 'lib/brakeman/processors/library_processor.rb', line 113

def process_defs exp
  exp = @alias_processor.process exp
  exp.node_type = :selfdef

  if @current_class
    @current_class[:public][exp.method_name] = exp
  elsif @current_module
    @current_module[:public][exp.method_name] = exp
  end

  exp
end

#process_library(src, file_name = nil) ⇒ Object 



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# File 'lib/brakeman/processors/library_processor.rb', line 13

def process_library src, file_name = nil
  @file_name = file_name
  process src
end

#process_module(exp) ⇒ Object 



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# File 'lib/brakeman/processors/library_processor.rb', line 63

def process_module exp
  name = class_name(exp.module_name)

  if @current_module
    outer_class = @current_module
    name = (outer_class[:name].to_s + "::" + name.to_s).to_sym
  end

  if @current_class
    name = (@current_class[:name].to_s + "::" + name.to_s).to_sym
  end

  if @tracker.libs[name]
    @current_module = @tracker.libs[name]
  else
    @current_module = { :name => name,
                  :includes => [],
                  :public => {},
                  :private => {},
                  :protected => {},
                  :src => exp,
                  :file => @file_name }
  
    @tracker.libs[name] = @current_module
  end

  exp.body = process exp.body

  if outer_class
    @current_module = outer_class
  else
    @current_module = nil
  end

  exp
end