Module: Dumper

Extended by:
Observable
Included in:
Profile
Defined in:
lib/dumper/dumper.rb,
lib/dumper/logger.rb,
lib/dumper/profile.rb,
lib/dumper/version.rb,
lib/dumper/profiles.rb,
lib/dumper/profiles/fc2.rb,
lib/dumper/profiles/teca.rb,
lib/dumper/profiles/4chan.rb,
lib/dumper/profiles/booru.rb,
lib/dumper/profiles/fakku.rb,
lib/dumper/profiles/yande.rb,
lib/dumper/profiles/behoimi.rb,
lib/dumper/profiles/mangago.rb,
lib/dumper/profiles/redblow.rb,
lib/dumper/profiles/gelbooru.rb,
lib/dumper/profiles/imagebam.rb,
lib/dumper/profiles/mangaeden.rb,
lib/dumper/profiles/mangahere.rb,
lib/dumper/profiles/deviantart.rb,
lib/dumper/profiles/multiplayer.rb,
lib/dumper/profiles/sankakucomplex.rb

Overview

– Copyright© 2013 Giovanni Capuano <[email protected]>

This file is part of Dumper.

Dumper is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

Dumper is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with Dumper. If not, see <www.gnu.org/licenses/>. ++

Defined Under Namespace

Modules: Profiles Classes: Logger, Profile

Constant Summary collapse

USER_AGENT = 
'Mozilla/5.0 (Windows NT 6.2; WOW64; rv:16.0) Gecko/20100101 Firefox/16.0'

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/dumper/dumper.rb', line 140

def method_missing(method, *args, &block)
  "'#{method.split('get_')[1]}' profile not found."
end

Class Method Details

.get(path, url, options = {}) ⇒ Object 



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# File 'lib/dumper/dumper.rb', line 72

def get(path, url, options = {})
  url    = url.to_s
  errors = 0
  
  begin
    if url.start_with? 'data:image/'
      filename = File.join path, options[:filename] || rand(1000).to_s + '.' + url.split('data:image/')[1].split(?;)[0]
      filename.gsub! File::SEPARATOR, File::ALT_SEPARATOR || File::SEPARATOR

      url.gsub /data:image\/png;base64,/, ''

      if File.exists? filename
        changed
        notify_observers error:  "File #{filename} already exists."
      else
        changed
        notify_observers status: "Downloading base64 image as #{filename}..."
        File.open(filename, 'wb') { |f|
          f.write Base64.decode64(url)
        }
      end
    else
      filename = File.join path, options[:filename] || File.basename(url)
      filename.gsub! File::SEPARATOR, File::ALT_SEPARATOR || File::SEPARATOR

      if File.exists? filename
        changed
        notify_observers error:  "File #{filename} already exists."
      else
        filename = File.join(path, rand(1000).to_s + '.jpg') unless filename[-4] == ?. || filename[-5] == ?.
        changed
        notify_observers status: "Downloading #{url} as #{filename}..."

        File.open(filename, 'wb') { |f|
          f.write open(url,
            'User-Agent' => options[:user_agent] || USER_AGENT,
            'Referer'    => options[:referer   ] || url
          ).read
        }
      end
    end
  rescue Exception => e
    if errors <= 3
      errors += 1
      sleep 3
      retry
    else
      changed
      notify_observers critical_error: "Error downloading #{url}.", critical_error_dump: e
      return false
    end
  end
  
  true
end

.get_generic(url, path, xpath) ⇒ Object 



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# File 'lib/dumper/dumper.rb', line 128

def get_generic(url, path, xpath)
  uri = nil
  Nokogiri::HTML(open(url)).xpath(xpath).each { |p|
    if p.to_s.start_with? ?/
      uri = URI(url) if uri.nil?
      p   = "#{uri.scheme}://#{uri.host}#{p}"
    end
    get path, p
  }
end

.list ⇒ Object 



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# File 'lib/dumper/dumper.rb', line 66

def list
  Dir.glob(File.expand_path('../profiles/*.rb', __FILE__)).sort { |a, b| b <=> a }.map { |f|
    f = File.basename(f).split(?.)[0]
  }
end

.pool_size=(min, max = nil) ⇒ Object 



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# File 'lib/dumper/dumper.rb', line 43

def pool_size=(min, max = nil)
  @min = min
  @max = max
end

.shut_up! ⇒ Object Also known as: mute! 



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# File 'lib/dumper/dumper.rb', line 52

def shut_up!
  @verbose == false
end

.verbose! ⇒ Object Also known as: unmute! 



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# File 'lib/dumper/dumper.rb', line 57

def verbose!
  @verbose == true
end

.verbose=(verbose) ⇒ Object 



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# File 'lib/dumper/dumper.rb', line 48

def verbose=(verbose)
  @verbose = verbose
end

.verbose? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dumper/dumper.rb', line 62

def verbose?
  @verbose == nil || @verbose == true
end

.version ⇒ Object 



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# File 'lib/dumper/version.rb', line 21

def self.version
  '0.7'
end

Instance Method Details

#mute? ⇒ Boolean Also known as: muted?

Returns:

  • (Boolean) 


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# File 'lib/dumper/dumper.rb', line 33

def verbose?
  @verbose == nil || @verbose == true
end

#pool_size ⇒ Object 



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# File 'lib/dumper/dumper.rb', line 23

def pool_size
  {
    min: @min || 4,
    max: @max
  }
end

#verbose? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dumper/dumper.rb', line 30

def verbose?
  @verbose == nil || @verbose == true
end