Class: Grabepg::GrabTvmao

Inherits:
Object
  • Object
show all
Defined in:
lib/grab_tvmao.rb

Constant Summary collapse

DEFAULT_GrabtvType = 
["cctv","satellite","digital",]
DEFAULT_SITE = 
"http://www.tvmao.com"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ GrabTvmao

Returns a new instance of GrabTvmao.



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# File 'lib/grab_tvmao.rb', line 29

def initialize
  @grabbase = GrabBase.new
end

Instance Attribute Details

#channel ⇒ Object (readonly)

图片的获取： Net::HTTP.get(url) 图片的文件类型获取：



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# File 'lib/grab_tvmao.rb', line 17

def channel
  @channel
end

#img_down_path ⇒ Object (readonly)

图片下载路径存放



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# File 'lib/grab_tvmao.rb', line 21

def img_down_path
  @img_down_path
end

#proxyindex ⇒ Object (readonly)

代理的索引



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# File 'lib/grab_tvmao.rb', line 19

def proxyindex
  @proxyindex
end

#show_schedule ⇒ Object (readonly)

根据节目的时间表



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# File 'lib/grab_tvmao.rb', line 20

def show_schedule
  @show_schedule
end

#site ⇒ Object (readonly)

网站地址



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# File 'lib/grab_tvmao.rb', line 18

def site
  @site
end

Instance Method Details

#conversion_what_day(whatday) ⇒ Object

将星期的wday获取值转化为中文名 conversion wady to chinese



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# File 'lib/grab_tvmao.rb', line 137

def conversion_what_day(whatday)
  ret = "星期"
  case whatday.to_i
    when 1
      ret += "一"
    when 2
      ret += "二"
    when 3
      ret += "三"
    when 4
      ret += "四"
    when 5
      ret += "五"
    when 6
      ret += "六"
    when 7
      ret += "七"
  end
  ret
end

#del_day_num(day_num) ⇒ Object

前几天需要减去的num



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# File 'lib/grab_tvmao.rb', line 177

def del_day_num(day_num)
  ret = day_num*60*60*24
  ret
end

#del_time_list ⇒ Object

前面一周要删除的日期的列表



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# File 'lib/grab_tvmao.rb', line 190

def del_time_list
   ret = []
   time = Time.now
   wday = time.wday
   if(wday==1)
     for i in 0..7
       ret<<get_time_day_prior(i)
     end
   end
   ret
end

#dispose_time(num) ⇒ Object

如果时间为1~9的一位则为其在数字前加0补齐二位



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# File 'lib/grab_tvmao.rb', line 159

def dispose_time(num)
  num = num.to_s
  if num.length < 2
    num = "0"+num
  end
  num
end

#err_doc_proxy(proxy, proxylist, url = "", err = "") ⇒ Object 



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# File 'lib/grab_tvmao.rb', line 365

def err_doc_proxy(proxy,proxylist,url="",err="")
  if proxy.empty?||proxy.nil?
    proxylist.delete_at[@proxyindex]
  end


  unless @no_firest
    @no_firest = 0
  end

  @no_firest += 1
  p "*************************Proxy:#{proxy}, url:#{url} Error:#{err}"
  #proxylist.delete(proxy)    #删除出错的代理  但如果是此网页错误则会引起BUG待修复
  @proxyindex += 1
  @proxyindex=@proxyindex%@size
  doc=get_doc_with_proxy(proxylist,url) if @no_firest<4
  unless @no_firest<4
    @no_firest=0
    raise RuntimeError,"Error: #{err}"
  end
  doc
end

#get_assign_date_url(url, start_time, day_num) ⇒ Object

获取制定时间和长度url start_time 为int型 开始时间和今天的差值 正数代表之后的第几天 负数代表之前的第几天 day_num 为int型 代表抓取的时间从开始时间计算的多少天



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# File 'lib/grab_tvmao.rb', line 487

def get_assign_date_url(url,start_time,day_num)
  site="http://www.tvmao.com"
  if(@site)
    site=@site
  end

  _url = site
  urls = []
  _urls = url.split("-")

  time = Time.now
  _wday = time.wday
  wday = _wday + start_time
  if wday<0
    wday = 1
  end

  end_day = wday + day_num - 1

  if end_day>(_wday+7)
   end_day = _wday + 7
  end

  0.upto(1).each do |i|
    _url = _url+"#{_urls[i]}"+"-"
  end

  wday.upto(end_day).each do |i|
    urls << _url+"w#{i}.html"
  end
  urls
end

#get_doc_with_proxy(proxylist, url) ⇒ Object

使用代理获取url的html的doc值



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# File 'lib/grab_tvmao.rb', line 390

def get_doc_with_proxy(proxylist,url)
  unless proxylist.nil?||proxylist.empty?
    unless @proxyindex
      @proxyindex = 0
    end
    @size = proxylist.size
    @proxyindex=@proxyindex%proxylist.size
    if(proxylist[@proxyindex])
      proxy = proxylist[@proxyindex]
    else
      proxy = proxylist[@proxyindex+1]
    end
    begin
      doc = Nokogiri::HTML(open(url,:proxy=>"#{proxy}").read) unless proxy.nil?||proxy.empty?
      if doc.nil?
        p "DOC is nil"
        doc=err_doc_proxy(proxy,proxylist,url,"doc nil")
        @no_firest=0
      end
      @no_firest = 0
    rescue => err
      p "IN Rescue"
      doc=err_doc_proxy(proxy,proxylist,url,err.to_s)
      @no_firest=0
      p "Get DOC"
      @proxyindex += 1
      @proxyindex=@proxyindex%@size
      return doc
    end
    @proxyindex += 1
    @proxyindex=@proxyindex%@size
  else
    begin
      doc = Nokogiri::HTML(open(url).read) if proxy.nil?||proxy.empty?
    rescue => err
      p "Error : Proxy:#{proxy}, url:#{url}"
      raise RuntimeError,"Error: #{err.to_s} Method:get_doc_with_proxy"
    end
  end
  doc
end

#get_proxy_list ⇒ Object

获取代理列表



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# File 'lib/grab_tvmao.rb', line 706

def get_proxy_list()
  list = gg('http://www.proxycn.cn/html_proxy/30fastproxy-1.html')
  if list.count ==0
    list = gg('http://www.proxycn.cn/html_proxy/http-1.html')
  end
  ips_ports = []
  regex_port = /(?<=<TD class="list">)[0-9]*?(?=<\/TD>)/
  regex_ip   = /(?<=a href\=whois.php\?whois\=)[0-9,.]*/
  list.each do |proxy_txt|
    port = proxy_txt[regex_port]
    ip = proxy_txt[regex_ip]
    if(ip != ""&& !port.to_s.eql?('3128'))
      port_ip = ip.to_s + ":" + port.to_s
      ips_ports << port_ip
    end
  end
  p "Count: #{ips_ports.count}"
  ips_ports
end

#get_schedulelist_atday(channel, url, proxylist) ⇒ Object

获取某天的节目表



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# File 'lib/grab_tvmao.rb', line 433

def get_schedulelist_atday(channel,url,proxylist)
  p "Grab: #{url}"
  doc = get_doc_with_proxy(proxylist,url)
  show_type = []


  _img_url = "http://static.haotv.me/channel/logo/"
  img_url = _img_url + channel+".jpg"


  data=doc.css('div[class="mt10 clear"]')[0].content.split(" ")
  date = data[0]
  week = data[1]
  p "Channel: #{channel}  Date: #{date} Week: #{week}"
  @date = "#{week}(#{date})"
  schedule_list = []

  _herf = doc.css("h1[style='float:left']").xpath('img[@src]')[0]
  img_url = _herf.get_attribute("src") if _herf

  p "**************IMG: #{img_url}"


  doc.css('ul[id="pgrow"]')[0].css("li").each do |schedule|
    _herf= schedule.xpath('a[@href]')[0]
    schedule_herf=_herf.get_attribute("href") if _herf
    unless _herf
      drama =schedule.css('a[class="drama"]')[0]
      if drama
        _herfs=drama.get_attribute("href").gsub("/episode/section","#%#")
        schedule_herf = _herfs.split("#%#")[0]
      end
    end
    if schedule.content.split(" ").size>1
      time = schedule.content.split(" ")[0]
      schedule = schedule.content.split(" ")[1]
      show_name = ""
      unless schedule_herf.nil?||schedule_herf.empty?
        p "Show_infomation:#{schedule_herf} Time:#{time}"
        show_infomation=get_show_infomation(proxylist,schedule_herf)
        show_type=show_infomation["type"]
        show_name = show_infomation["name"]
        show_img = show_infomation["img"]
      end
      p "Time: #{time} schedule: #{schedule} show_infomation_herf: #{schedule_herf}  type: #{show_type} name: #{show_name} img:#{show_img}"
      schedule_list << {"schedule_name"=>schedule,"schedule_logo"=>show_img,"schedule_start"=>time,"show_infomation_herf"=>schedule_herf,"type"=>show_type,"name"=>show_name}
    end
  end
  schedule_list
end

#get_show_infomation(proxy_list, schedule_herf) ⇒ Object

获取节目详细信息



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# File 'lib/grab_tvmao.rb', line 601

def get_show_infomation(proxy_list,schedule_herf)
  begin
  @proxyindex = 0
  unless @site
    @site = "http://www.tvmao.com"
  end
  schedule_herf = @site + schedule_herf
  doc = get_doc_with_proxy(proxy_list,schedule_herf)
  type = []
  name = doc.css('span[itemprop="name"]')[0].content

  #获取节目的图片
  if doc.css('img[class="tvc"]')
   schedule_img_down_path = doc.css('img[class="tvc"]')[0].get_attribute('src') if doc.css('img[class="tvc"]')[0]
  end



  doc.css('span[itemprop="genre"]').each do |_type|
    type << _type.content
  end
  doc.css('a[itemprop="genre"]').each do |_type|
    type<<_type.content
  end
  url = "#{schedule_herf}/detail"
  doc = get_doc_with_proxy(proxy_list,url)
  if doc
    doc.css('span[itemprop="genre"]').each do |_type|
      type << _type.content
    end
  end
  type.uniq!
  unless @show_schedule
    @show_schedule={}
  end
  @show_schedule.merge!(name=>get_show_schedule(proxy_list,schedule_herf)) unless @show_schedule.has_key?(name)
  {"type"=>type,"name"=>name,"img"=>schedule_img_down_path}
  #rescue => e
  #  p "Error In get_show_infomation msg : #{e.to_s}"
  end
end

#get_show_schedule(proxylist, herf) ⇒ Object

获取节目的时间表



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# File 'lib/grab_tvmao.rb', line 644

def get_show_schedule(proxylist,herf)
  url = herf + "/playingtime"
  doc = get_doc_with_proxy(proxylist,url)
  i = 0
  schedule = []
  if  doc.css('div[id="epg"]')[0]
    doc.css('div[id="epg"]')[0].css("div[class='c1 col']").each do |epg|
      unless(i==0)
        time = epg.css('div[class="f1 fld"]')[0].content
        channel_name = epg.css('div[class="f2 fld"]')[0].content
        show_name = epg.css('div[class="f3 fld"]')[0].content
        times = time.split(" ")
        week = times[0]
        date = times[1]
        _time = times[2]
        schedule << {"week"=>week,"date"=>date,"time"=>_time,"channel_name"=>channel_name,"show_name"=>show_name}
      end
      i += 1
    end
  end
  schedule
end

#get_show_type(channel, url, date, time, proxylist) ⇒ Object

批量从tvmao获取节目类型 channel 节目表属于的屏道 url 节目表获取的网络地址 date 日期 time 节目开始时间 proxylist 代理列表



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# File 'lib/grab_tvmao.rb', line 79

def get_show_type(channel,url,date,time,proxylist)
  url = get_show_type_url(url,date)
  schedules = get_schedulelist_atday(channel,url,proxylist)
  _time_num = time.gsub(":","").to_i
  type = nil
  schedules.each do |schedule|
    schedule_time_num = schedule["schedule_start"].gsub(":","").to_i
    if _time_num==schedule_time_num
      type = schedule["type"]
    end
  end
  if type
    return type
  else
    return []
  end
end

#get_show_type_by_batch(channel, url, date, schedule, proxylist) ⇒ Object

批量从tvmao获取节目类型 channel 节目表属于的屏道 url 节目表获取的网络地址 date 日期 schedule 需要批量修改的时间表 proxylist 代理列表



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# File 'lib/grab_tvmao.rb', line 41

def get_show_type_by_batch(channel,url,date,schedule,proxylist)
  _schedule =  {}
  schedule.each do |s|
   time = s["schedule_start"].gsub(":","").to_i
   _schedule.merge!(time=>s)
  end
  url = get_show_type_url(url,date)
  schedules = get_schedulelist_atday(channel,url,proxylist)
  type = nil
  schedules.each do |schedule|
    schedule_time_num = schedule["schedule_start"].gsub(":","").to_i
    if _schedule.has_key?(schedule_time_num)
      _schedule[schedule_time_num]["type"]=_schedule[schedule_time_num]["type"]|schedule["type"]
      p "*****************************************************************************************"
      p "Schedule: #{_schedule[schedule_time_num]}"
      p "schedule_logo_1: #{_schedule[schedule_time_num]["schedule_logo"]}"
      p "schedule_logo_2: #{_schedule[schedule_time_num][:schedule_logo]}"
      if _schedule[schedule_time_num]["schedule_logo"]==""
        unless schedule["img"]==""
          _schedule[schedule_time_num]["schedule_logo"]=schedule["img"]
        end
      end
    end
  end
  ret = []
  _schedule.each do |key,value|
    ret << value
  end

  ret
end

#get_show_type_url(url, date) ⇒ Object 



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# File 'lib/grab_tvmao.rb', line 97

def get_show_type_url(url,date)
  whatday = 0
  _date = date.split("(")[0]
  case _date
    when "星期一"
      whatday=1
    when "星期二"
      whatday=2
    when "星期三"
      whatday=3
    when "星期四"
      whatday=4
    when "星期五"
      whatday=5
    when "星期六"
      whatday=6
    when "星期日"
      whatday=7
  end

  get_week_url = lambda {|url,whatday|
    _url = "http://www.tvmao.com"
    urls = []
    _urls = url.split("-")
    0.upto(1).each do |i|
      _url = _url+"#{_urls[i]}"+"-"
    end
      url = _url+"w#{whatday}.html"
    return url
  }
  return get_week_url.call(url,whatday)
end

#get_time_day_prior(num) ⇒ Object

获取距离当前多少天的之前的日期



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# File 'lib/grab_tvmao.rb', line 183

def get_time_day_prior(num)
  time = Time.now - del_day_num(num)
  ret = get_week_date_time(time)
  ret
end

#get_topfast_list(use_time) ⇒ Object

获取指定访问速度的代理服务器 time为最慢速度的时间 int型 代表秒



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# File 'lib/grab_tvmao.rb', line 672

def get_topfast_list(use_time)
  fast_list = []
  time_use = 0
  ips_ports = get_proxy_list()
  ips_ports.each do |ip_port|
    time_start = Time.now.to_i
    begin
      timeout(use_time) do
        doc = Nokogiri::HTML(open("http://www.tvmao.com/program",:proxy=> "http://#{ip_port}"))
      end
      time_end = Time.now.to_i
      time_use = time_end - time_start
      p  "http://#{ip_port}   use_time:#{time_use}"
    rescue Exception =>e
      case e
        when Errno::ETIMEDOUT
          p "Use http://#{ip_port} timeout"
        when Timeout::Error
          p "Use http://#{ip_port} timeout"
        when Errno::ECONNREFUSED
          p "Use http://#{ip_port} Error connection"
        else
          p "Use http://#{ip_port} Error:#{e.to_s}"
      end
      time_use = -1
    end
    if(time_use > 0 &&time_use < 8)
      fast_list << ip_port
    end
  end
  fast_list
end

#get_week_date_time(time) ⇒ Object

转化当前时间的格式



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# File 'lib/grab_tvmao.rb', line 168

def get_week_date_time(time)
  month = time.month
  day = time.day
  whatday = time.wday
  ret = conversion_what_day(whatday) + "(" + dispose_time(month) + "-"+dispose_time(day)+")"
  ret
end

#getchannels(img_dir_path) ⇒ Object

获取网站的频道表 img_path 图片存放路径



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# File 'lib/grab_tvmao.rb', line 320

def getchannels(img_dir_path)
  @channel = []
  @site=DEFAULT_SITE
  @proxyindex = 0
  @img_down_dir_path = img_dir_path
  @img_down_file = File.new(File.join(img_dir_path,"channel_img_down_path"),'w+')

  channel_urls = {}
  channel_info = {}
  get_url =lambda { |type|
    @site + "/program/duration/#{type}/w1.html" unless (type.nil?||type.empty?)
      }

  get_channel_id = lambda {|url|
    channel_id = url.split("/")[2].split("-")[1] unless (url.nil?||url.empty?)
  }

  DEFAULT_GrabtvType.each do |type|
    url = get_url.call(type)
    p url
    doc = Nokogiri::HTML(open(url))
    p doc.content
    p "*************************************************************"
    doc.css('td[class="tdchn"]').each do |td|
     channel_name=td.content
     herf = ""
     td.css('a').each do |a|
      herf=a['href']
     end
      channel_id = get_channel_id.call(herf)

     #获取频道图片的地址
      img_path = "http://static.haotv.me/channel/logo/#{channel_id}.jpg"
      @img_down_file.puts("#{channel_id}:#{img_path}")
      @channel<<({channel_id=>{name:channel_name,herf:herf,type:type}})
      channel_info.merge!({channel_id=>{"channel_name"=>channel_name,"channel_type"=>type,"channel_id"=>channel_id,"img_path"=>img_path}})
      channel_urls.merge!({channel_id=>herf})
    end
  end
  @img_down_file.close
  p "Channel: #{@channel}"
  {"channel_info"=>channel_info,"channel_urls"=>channel_urls}
end

#getschedule(channel, herf, proxylist, day_num = 7, img_dir_down_path = @img_down_dir_path) ⇒ Object

因原已调用所以保留 获取一周节目表



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# File 'lib/grab_tvmao.rb', line 557

def getschedule(channel,herf,proxylist,day_num=7,img_dir_down_path=@img_down_dir_path)
  p "Day Num is #{day_num}"
  begin
    day_num = 1 if day_num<1
  rescue
    day_num = 1
  end
  site="http://www.tvmao.com"
  unless img_dir_down_path
    img_dir_down_path = __FILE__
  end
  @img_down_file = File.new(File.join(img_dir_down_path,"schedule_img_down_path"),"w+")

  if(@site)
    site=@site
  end
  _img_url = "http://static.haotv.me/channel/logo/"
  @show_schedule = {}

  get_week_url = lambda {|url,day_num|
     _url = site
     urls = []
     _urls = url.split("-")
     0.upto(1).each do |i|
      _url = _url+"#{_urls[i]}"+"-"
     end
    1.upto(day_num).each do |i|
      urls << _url+"w#{i}.html"
    end
    urls
  }

  channel_schedule = {}
  get_week_url.call(herf,day_num).each do |url|
    @date = ""
    schedule_list = get_schedulelist_atday(channel,url,proxylist)
    channel_schedule.merge!({@date=>schedule_list}) unless @date.empty?
  end
  @img_down_file.close
  {"channel_schedule"=>channel_schedule,"show_schedule"=>@show_schedule}
end

#getScheduleAssignDate(channel, herf, proxylist, start_num, day_num = 0, img_dir_down_path = @img_down_dir_path) ⇒ Object

获取指定时间段的节目表



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# File 'lib/grab_tvmao.rb', line 523

def getScheduleAssignDate(channel,herf,proxylist,start_num,day_num=0,img_dir_down_path=@img_down_dir_path)
  begin
    day_num = 1 if day_num<1
  rescue
    day_num = 1
  end
  site="http://www.tvmao.com"
  unless img_dir_down_path
    img_dir_down_path = __FILE__
  end
  @img_down_file = File.new(File.join(img_dir_down_path,"schedule_img_down_path"),"w+")

  if(@site)
    site=@site
  end
  _img_url = "http://static.haotv.me/channel/logo/"
  @show_schedule = {}

  channel_schedule = {}
  get_assign_date_url(herf,start_num,day_num).each do |url|
    @date = ""
    schedule_list = get_schedulelist_atday(channel,url,proxylist)
    channel_schedule.merge!({@date=>schedule_list}) unless @date.empty?
  end
  @img_down_file.close
  {"channel_schedule"=>channel_schedule,"show_schedule"=>@show_schedule}
end

#gg(url) ⇒ Object 



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# File 'lib/grab_tvmao.rb', line 726

def gg(url)
  regex_list = /<TD class="list">.*<\/TD>/
  href =URI.parse(url)
  contxt = ""
  href.open{ |f|
    f.each_line {|line| contxt =contxt + line + "\n"}
  }
  list = contxt.scan(regex_list)
end

#save_img ⇒ Object 



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# File 'lib/grab_tvmao.rb', line 736

def save_img

end

#start ⇒ Object

调用此方法的例子



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# File 'lib/grab_tvmao.rb', line 206

def start
#作用是获取俩个字符串的相似度
#get str1 and str2 similarity
get_similarity_string = lambda { |str1,str2|
  _length = 0
  type = 0
  if str1.length>str2.length
    _length=str2.length
    type = 2
  else
    _length=str1.length
    type =1
  end
  _str_list = []
  _str = ""
  for i in 0.._length
    case type
      when 2
        n=i
        0.upto(str1.length-1).each do |j|
          p "N: #{n}"
          if(str2[n]==str1[j])
            _str =_str+str2[n]
            n = n+1
            p "Str = #{_str}"
          else
            _str_list << _str
            _str = ""
          end
        end
      when 1
        n=i
        0.upto(str2.length-1).each do |j|
          p "N: #{n}"
          if(str1[n]==str2[j])
            _str =_str+str1[n]
            n=n+1
            p "Str = #{_str}"
          else
            _str_list << _str
            _str = ""
          end
        end
    end
  end
  p _str_list
  _str = ""
  _str_list.each do |str|
    if _str.length<str.length
      _str=str
    end
  end
  _str
}


path = "/home/zql/workspace/New/smart_remote/img_path"
channel_list = GrabTvmao.getchannels(path)
channel_urls = channel_list['channel_urls']
channel_infos = channel_list['channel_info']
p "Channel img save file,path='#{GrabTvmao.img_down_path}'"
proxy_list=GrabTvmao.get_topfast_list(5)  #get_topfast_list 参数是代表最慢用时 单位秒


#Use for Test

p "************************************"
p "proxy_list:#{proxy_list}"
p "************************************"

bool_start = false


channel_urls.each do |channel,url|

  if(channel=="CCTV16")
    bool_start = true
  end

  if bool_start
    previous_show_name = ""
    channel_info = channel_infos[channel]
    channel_name = channel_info["channel_name"]
    channel_type = channel_info["channel_type"]
    channel_id = channel_info["channel_id"]
    channel_img_path = channel_info["img_path"]

    #channel,herf,proxylist,day_num=7


    start_time=0
    use_num =1

    #getScheduleAssignDate参数：
    # channel 频道
    # herf 频道地址
    # proxylist 代理列表
    # start_num 开始时间 int 为开始时间与今天的差值 正数代表今天之后的第几天   负数代表今天之前的第几天
    # day_num 抓取的时间段天数
    # img_dir_down_path 图片网络地址保存路径 有默认值 可不设置
    schedule_list=GrabTvmao.getScheduleAssignDate(channel,url,proxy_list,start_time,use_num)  #抓取的七天后的1天的数据


    end
  end
end