Module: Nicos::Parser::Xml

Defined in:
lib/classes/parser.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.getThumbInfo(xml) ⇒ HashObj

getThumbInfoが返すXMLを解析し、ハッシュオブジェクトにして返します。

Returns:

  • (HashObj) 


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# File 'lib/classes/parser.rb', line 121

def getThumbInfo(xml)
  doc = XML::Reader.string(
    xml,
    :options => XML::Parser::Options::NOBLANKS |
    XML::Parser::Options::NOENT
  )
          
  n = -1
  parsed = {}

  while doc.read
    unless doc.node_type == XML::Reader::TYPE_END_ELEMENT
      row = case doc.name
      when "video_id"       then parseRow(:video_id,      :String,  doc)
      when "title"          then parseRow(:title,         :String,  doc)
      when "description"    then parseRow(:description,   :String,  doc)
      when "thumbnail_url"  then parseRow(:thumbnail_url, :String,  doc)
      when "movie_type"     then parseRow(:movie_type,    :String,  doc)
      when "last_res_body"  then parseRow(:last_res_body, :String,  doc)
      when "watch_url"      then parseRow(:watch_url,     :String,  doc)
      when "thumb_type"     then parseRow(:thumb_type,    :String,  doc)

      when "size_high"      then parseRow(:size_high,     :Fixnum,  doc) 
      when "size_low"       then parseRow(:size_low,      :Fixnum,  doc) 
      when "view_counter"   then parseRow(:view_counter,  :Fixnum,  doc) 
      when "comment_num"    then parseRow(:comment_num,   :Fixnum,  doc) 
      when "mylist_counter" then parseRow(:mylist_counter,:Fixnum,  doc) 
      when "embeddable"     then parseRow(:embeddable,    :Fixnum,  doc) 
      when "no_live_play"   then parseRow(:no_live_play,  :Fixnum,  doc) 
      when "user_id"        then parseRow(:user_id,       :Fixnum,  doc) 
      when "first_retrieve" then parseRow(:first_retrieve,:ISO8601, doc)       
      when "length"         then parseRow(:length,        :Time,    doc) 
      when "tags"           then parseRow(:tags,          :Tags,    doc) 
      when "tag"            then parseRow(:tag,           :Tag,     doc) 
      end

      parsed.update(row) if row != nil
    end
  end

  doc.close 
  parsed
end

.mylistAtom(xml) ⇒ HashObj

マイリストのAtomフィードが返すXMLを解析し、ハッシュオブジェクトにして返します。

Returns:

  • (HashObj) 


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# File 'lib/classes/parser.rb', line 232

def mylistAtom(xml)    
  doc = XML::Reader.string(
    xml,
    :options => XML::Parser::Options::NOBLANKS |
    XML::Parser::Options::NOENT
  )
          
  n = 0
  parsed = { :mylist => {}, :entry => [{}] }

  while doc.read
    break if doc.name === "entry"

    unless doc.node_type == XML::Reader::TYPE_END_ELEMENT
      row = case doc.name
      when "title" then
        /(マイリスト )(.+)(‐ニコニコ動画)/ =~ parseRow(:title, :String,  doc)[:title]
        { :title => $2 }
      when "id"       then parseRow(:mylist_id,   :mylistId,doc)
      when "subtitle" then parseRow(:description, :String,  doc)
      when "updated"  then parseRow(:updated,     :ISO8601, doc)
      when "name"     then parseRow(:author,      :String,  doc)
      end

      parsed[:mylist].update(row) if row != nil           
    end
  end

  while doc.read
    unless doc.node_type == XML::Reader::TYPE_END_ELEMENT
      # bump up the page number
      if doc.name === "entry"
        n += 1
        parsed[:entry][n] = {}              
      end

      row = case doc.name
      # <title> and <id> are marked up both in mylist and
      # each entry's node. So we need to assign the value to the
      # appropriate variable in accordance with node's location.
      when "title" then parseRow(:title,    :String,  doc)
      when "link"  then parseRow(:video_id, :videoId, doc)
      when "id"    then parseRow(:item_id,  :itemId,  doc)
      when "content"
        doc.read
        html = doc.value   

        /(<p\sclass=\"nico-memo\"\>)([^\<]{1,})/ =~ html
        memo = $2
                 
        /(<p\sclass=\"nico-thumbnail\">.+src=\")(http:\/\/[^\"]{1,})/ =~ html
        thumbnail_url = $2
        
        /(<p\sclass=\"nico-description\"\>)([^\<]{1,})/ =~ html
        description = $2

        /(<strong\sclass\=\"nico-info-length\"\>)([^\<]{1,})/ =~ html
        length = Nicos::Converter.toSeconds($2)

        /(<strong\sclass\=\"nico-info-date\"\>)([^\<]{1,})/ =~ html
        first_retrieve = Nicos::Converter.japToUnix($2)

        /(<strong\sclass\=\"nico-numbers-view\"\>)([^\<]{1,})/ =~ html
        view = Nicos::Converter.commaRemover($2)

        /(<strong\sclass\=\"nico-numbers-res\"\>)([^\<]{1,})/ =~ html
        res = Nicos::Converter.commaRemover($2)

        /(<strong\sclass\=\"nico-numbers-mylist\"\>)([^\<]{1,})/ =~ html
        mylist = Nicos::Converter.commaRemover($2)
        
        {
          :memo             => memo,
          :thumbnail_url    => thumbnail_url,
          :description      => description,
          :length           => length,
          :first_retrieve   => first_retrieve,
          :view             => view,
          :res              => res,
          :mylist           => mylist
        } 
      end 

      parsed[:entry][n].update(row) if row != nil  
    end
  end

  doc.close 
  parsed
end

.parseRow(symbol, type, doc) ⇒ Object 



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# File 'lib/classes/parser.rb', line 14

def parseRow(symbol, type, doc)
  hash = {}

  value = case type
  # common
  when :Fixnum  then
    doc.read
    doc.value.to_i
  when :String  then 
    doc.read
    doc.value
  when :ISO8601 then 
    doc.read
    Nicos::Converter.iso8601ToUnix(doc.value) 
  when :JapDate then 
    doc.read
    Nicos::Converter.japToUnix(doc.value)
  when :Time    then 
    doc.read
    Nicos::Converter.toSeconds(doc.value)

  # for Mylist Atom
  when :mylistId then
    doc.read
    Nicos::Extractor.mylistId(doc.value)
  when :itemId then
    doc.read
    Nicos::Extractor.itemId(doc.value)
  when :videoId then
    doc.move_to_attribute("href")
    Nicos::Extractor.videoId(doc.value) 

  # for getThumbInfo
  when :Tags    then
    doc.move_to_attribute("domain")
    symbol = case doc.value
    when "jp" then :tags_jp
    when "tw" then :tags_tw
    when "de" then :tags_de
    when "es" then :tags_es
    end

    tags = []
    lockedTags = []
    category = nil
    locked = false
    prev = nil
    now = nil

    while doc.read
      unless doc.node_type == XML::Reader::TYPE_END_ENTITY
        # 終了を判別。もっと環境に依存しない上手いやり方があるはず。
        break if doc.name == "tags"

        if prev == :end
          category = false
          locked = false
        end

        doc.move_to_attribute("category")
        category = true if doc.name == "category"

        doc.move_to_attribute("lock")
        locked = true if doc.name == "lock"

        # ノードの開始、値、終了を判別する。
        # 例えば<tag>と<tag lock="1"/>が、どちらも'2'と解釈され、開始と終了が区別しづらい。
        #http://dotgnu.org/pnetlib-doc/System/Xml/XmlNodeType.html
        nt = doc.node_type 
        now = if (nt == 2 || nt == 1) && prev != :val then :start
        elsif (nt == 2 || nt == 15) && prev == :val then :end
        elsif nt == 3 then :val
        end

        val = doc.read_outer_xml

        #puts
        #puts now              
        #puts val
        #puts "cat:#{category} locked:#{locked}"

        if now == :val
          obj = { :name => val }
          obj.merge!({ :locked => true }) if locked == true
          obj.merge!({ :category => true }) if category == true

          tags.push(obj)
        end

        prev = now
      end
    end

    tags
  end 

  hash[symbol] = value
  hash
end

.tagAtom(xml) ⇒ HashObj

タグ検索のAtomフィードが返すXMLを解析し、ハッシュオブジェクトにして返します。

Returns:

  • (HashObj) 


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# File 'lib/classes/parser.rb', line 168

def tagAtom(xml)
  doc = XML::Reader.string(
    xml,
    :options => XML::Parser::Options::NOBLANKS |
    XML::Parser::Options::NOENT
  )
          
  n = -1
  parsed = [{}]

  while doc.read
    unless doc.node_type == XML::Reader::TYPE_END_ELEMENT
      case doc.name
      when "entry"
        n += 1
        parsed[n] = {}
      when "title"
        doc.read
        parsed[n][:title] = doc.value
      when "link"
        doc.move_to_attribute("href")
        parsed[n][:video_id] = doc.value.split('/')[4]
      when "published", "updated"
        label = doc.name
        doc.read
        parsed[n][label] = Nicos::Converter.iso8601ToUnix(doc.value)
      when "p"
        doc.move_to_attribute("class")
        case doc.value
        when "nico-thumbnail"
          doc.read
          doc.move_to_attribute("src")
          parsed[n][:thumbnail_url] = doc.value
        when "nico-description"
          doc.read
          parsed[n][:description] = doc.value
        end
      when "strong"
        doc.move_to_attribute("class")
        case doc.value
        when "nico-info-length"
          doc.read
          parsed[n][:length] = Nicos::Converter.toSeconds(doc.value)
        when "nico-info-date"
          label = doc.name
          doc.read
          parsed[n][:first_retrieve] = Nicos::Converter.japToUnix(doc.value)
        when "nico-numbers-view", "nico-numbers-res",
              "nico-numbers-mylist"
          label = doc.value
          doc.read
          parsed[n][label.slice(13,99)] = Nicos::Converter::commaRemover(doc.value)
        end
      end   
    end
  end

  doc.close    
  parsed
end

Instance Method Details

#parseTag ⇒ Object 



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# File 'lib/classes/parser.rb', line 115

def parseTag
end