class Splam::Rules::Fuzz

Attributes

bad_word_score[RW]

Public Instance Methods

run() click to toggle source
# File lib/splam/rules/fuzz.rb, line 8
def run
  patterns = [/^(\d[a-z])/, /(\d[a-z][A-Z]\w+)/, /(\b\w+\d\.txt)/, /(;\d+;)/ ]
  ignore_if = [%r{vendor/rails}, /EXC_BAD_ACCESS/, /JavaAppLauncher/, %r{Contents/MacOS}, %r{/Library/}]
  matches = 0
  # looks like a stack trace
  ignore_if.each do |pattern|
    return if @body.scan(pattern)
  end
  patterns.each do |pattern|
    results = @body.scan(pattern)
    if results && results.size > 0
      add_score((self.class.bad_word_score * results.size), "bad pattern match: '#{$1}'")
    end
    matches += results.size
  end
  add_score matches.size ** 4, "Aggregate number of bad patterns was #{matches}." if matches > 1
end