Class: IpLocatorCn::QQWry

Inherits:
Object
  • Object
show all
Defined in:
lib/ip_locator_cn/qqwry.rb,
lib/ip_locator_cn/qqwry/isp.rb,
lib/ip_locator_cn/qqwry/provinces.rb,
lib/ip_locator_cn/qqwry/city_directly.rb

Constant Summary collapse

IP_ENTRY_BYTES = 
7
ISP = 
%w[
  联通
  移动
  铁通
  电信
  长城
  聚友
].freeze
PROVINCES = 
%w[
  北京
  天津
  重庆
  上海
  河北
  山西
  辽宁
  吉林
  黑龙江
  江苏
  浙江
  安徽
  福建
  江西
  山东
  河南
  湖北
  湖南
  广东
  海南
  四川
  贵州
  云南
  陕西
  甘肃
  青海
  台湾
  内蒙古
  广西
  宁夏
  新疆
  西藏
  香港
  澳门
].freeze
CITY_DIRECTLY = 
%w[
  北京
  天津
  重庆
  上海
].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dat_path: nil, live_dat: false, debug: false) ⇒ QQWry

Returns a new instance of QQWry.



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# File 'lib/ip_locator_cn/qqwry.rb', line 11

def initialize(dat_path: nil, live_dat: false, debug: false)
  @debug = debug
  if live_dat
    live_load_dat
    parse_dat_info
  elsif dat_path
    @io = File.open(dat_path, 'rb')
    parse_dat_info
  end
end

Instance Attribute Details

#debug ⇒ Object (readonly)

Returns the value of attribute debug.



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# File 'lib/ip_locator_cn/qqwry.rb', line 9

def debug
  @debug
end

#first_ip_pos ⇒ Object (readonly)

Returns the value of attribute first_ip_pos.



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# File 'lib/ip_locator_cn/qqwry.rb', line 9

def first_ip_pos
  @first_ip_pos
end

#last_ip_pos ⇒ Object (readonly)

Returns the value of attribute last_ip_pos.



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# File 'lib/ip_locator_cn/qqwry.rb', line 9

def last_ip_pos
  @last_ip_pos
end

#total_ips ⇒ Object (readonly)

Returns the value of attribute total_ips.



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# File 'lib/ip_locator_cn/qqwry.rb', line 9

def total_ips
  @total_ips
end

Instance Method Details

#extract_location(str) ⇒ Object

提取 四川省成都市高新区 => 中国 四川 成都市 高新区



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# File 'lib/ip_locator_cn/qqwry.rb', line 111

def extract_location(str)
  collection = {}
  seperator_sheng = '省'
  seperator_shi = '市'
  seperator_xian = '县'
  seperator_qu = '区'
  is_city_directly = false

  # 省份
  if str.include?(seperator_sheng)
    collection[:province], str = str.split(seperator_sheng, 2)
  else
    province = (PROVINCES + CITY_DIRECTLY).find { |x| str.start_with?(x) }
    if province
      collection[:province] = province
      is_city_directly = CITY_DIRECTLY.include?(province)
      str = str[province.length..-1]
      str = str[1..-1] if str.start_with?(seperator_shi) # 上海市浦东区 => [上海, 市浦东区] => [上海, 浦东区]
    end
  end

  return { country: str } unless collection.key?(:province)

  # 市
  if str.include?(seperator_shi)
    collection[:city], str = str.split(seperator_shi, 2)
    collection[:city] += seperator_shi
  end

  # 县
  if str.include?(seperator_xian)
    collection[:county], str = str.split(seperator_xian, 2)
    collection[:county] += seperator_xian
  end

  # 区
  if !collection.key?(:county) && str.include?(seperator_qu)
    collection[:county], str = str.split(seperator_qu, 2)
    collection[:county] += seperator_qu
    if is_city_directly
      collection[:city] = collection[:county]
      collection.delete(:county)
    end
  end

  collection[:country] = '中国'
  collection
end

#location_from_ip(ip) ⇒ Object 



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# File 'lib/ip_locator_cn/qqwry.rb', line 53

def location_from_ip(ip)
  info = {}
  pos = locate_ip_pos(ip)
  log "pos is #{pos}"
  # 用户IP所在范围的开始地址
  seek(pos)
  begin_ip = long2ip(read_ip)
  log "begin_ip is #{begin_ip}"
  # 用户IP所在范围的结束地址
  offset = getlong3
  seek(offset)
  endip = long2ip(read_ip)
  log "endip is #{endip}"
  log "offset is #{offset}"
  byte = read(1) # 标志字节
  case byte.ord
  when 1
    # 标志字节为1，表示国家和区域信息都被同时重定向
    country_offset = getlong3 # 重定向地址
    seek(country_offset)
    byte = read(1) # 标志字节
    case byte.ord
    when 2
      seek(getlong3)
      info[:country] = getstring
      seek(country_offset + 4)
      info[:area] = getarea
    else
      info[:country] = getstring(byte)
      info[:area] = getarea
    end
  when 2
    # 标志字节为2，表示国家信息被重定向
    seek(getlong3)
    info[:country] = getstring
    seek(offset + 8)
    info[:area] = getarea
  else
    info[:country] = getstring(byte)
    info[:area] = getarea
  end

  info[:country] = encoding_convert(info[:country])
  info[:area] = encoding_convert(info[:area])

  log "country is #{info[:country]}"
  log "area is #{info[:area]}"

  if info[:country] == ' CZ88.NET' || info[:country] == '纯真网络'
    info[:country] = 'Unknown'
  end

  info[:area] = '' if info[:area] == ' CZ88.NET'

  info
end

#resolve(ip) ⇒ Object

return: <Hash> result result 输入的ip result 国家 如 中国 result 省份信息 如 河北省 result 市区 如 邢台市 result 郡县 如 威县 result 运营商 如 联通 result 最完整的信息 如 中国河北省邢台市威县新科网吧(北外街) result 解析之前的原始信息 result 解析之前的原始信息



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# File 'lib/ip_locator_cn/qqwry.rb', line 32

def resolve(ip)
  location = location_from_ip(ip)
  extract_location(location[:country]).tap do |result|
    result[:ip] = ip
    result[:country] ||= ''
    result[:province] ||= ''
    result[:city] ||= ''
    result[:county] ||= ''
    result[:isp] = get_isp(location[:area]) || ''
    result[:area] = [
      result[:country],
      result[:province],
      result[:city],
      result[:county],
      location[:area]
    ].join
    result[:origin_country] = location[:country]
    result[:origin_area] = location[:area]
  end
end