Class: Purple::Getter::Getter_wget

Inherits:
Generic
  • Object
show all
Defined in:
lib/purple/getter_wget.rb

Instance Attribute Summary

Attributes inherited from Generic

#content_type, #length, #thread, #uri

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Getter_wget

Returns a new instance of Getter_wget.



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# File 'lib/purple/getter_wget.rb', line 6

def initialize *args
    super
    @done = "0"
end

Instance Method Details

#get ⇒ Object 



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# File 'lib/purple/getter_wget.rb', line 11

def get
    @thread = Thread.new do
        filename = File.basename uri.path
        Open3.popen3 "wget --passive-ftp --progress dot -O '#{@destdir}/#{filename}' #{@uri.to_s} 2>&1" do
            |pw, pr, pe|
            parse_input pw, pr, pe
        end
    end
end

#get_status ⇒ Object 



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# File 'lib/purple/getter_wget.rb', line 21

def get_status
    [@status, @done]
end

#parse_input(pw, pr, pe) ⇒ Object

wget specific methods



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# File 'lib/purple/getter_wget.rb', line 27

def parse_input pw, pr, pe
    puts "DEBUG Getter_wget#parse_input: Start" if $DEBUG

    loop do
        # Start line
        2.times { pr.gets }

        # Host lookup
        puts "DEBUG Getter_wget#parse_input: Host lookup" if $DEBUG
        line = pr.gets
        puts "->#{line}" if $DEBUG
        if line =~ /failed:/
            @status = 'Host lookup failed'
            return
        end

        # Connecting
        puts "DEBUG Getter_wget#parse_input: Connecting" if $DEBUG
        line = pr.gets
        puts "->#{line}" if $DEBUG
        md = /^Connecting to (.*?)... (.*?)$/.match line

        unless 'connected.' == md[2]
            @status = 'Connection failed'
            return
        end

        # Request
        puts "DEBUG Getter_wget#parse_input: Sending request" if $DEBUG
        line = pr.gets
        puts "->#{line}" if $DEBUG
        case line
        when /HTTP request sent, awaiting response\.\.\. (.*)/
            case $1
            when '200 OK'
                # Okay. Continue
            when /^3\d{2}/
                # Redirection
                pr.gets # Location line
                redo
            else
                @status = $1
                return
            end
        when /Logging in as anonymous \.\.\. (.*)/
            case $1
            when 'Logged in!'
                # Okay. Go ahead.
            else
                @status = $1
                return
            end
        end
        break
    end

    # Content details
    loop do
        line = pr.gets
        puts "->#{line}" if $DEBUG
        break if line =~ /^Length: /
    end
    #@length = md[1].gsub(',', '').to_i
    #@content_type = md[3]

    # Empty line
    pr.gets

    # Data incoming
    pr.each do |line|
        puts "->#{line}" if $DEBUG
             
        md = / *([0-9]+)K[ \.]+([0-9]+)% +([0-9\.,]+ KB\/s)/.match line
        if md
            @done = md[2]
            @rate = md[3]
            next
        end

        if "100" == @done
            @status = "Done"
        end
        pr.read
    end
end