Class: Photostat::Flickr

Inherits:
Plugins::Base show all
Includes:
FileUtils, OSUtils
Defined in:
lib/photostat/plugins/02_flickr.rb

Instance Method Summary collapse

Methods included from OSUtils

#exec, #file_md5, #files_in_dir, #input, #partial_file_md5, #string_md5

Methods inherited from Plugins::Base

exposes, exposes_help, extended, #help, help_text, included, inherited, plugin_name, register_plugin

Instance Method Details

#activate! ⇒ Object 



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# File 'lib/photostat/plugins/02_flickr.rb', line 12

def activate!
  return if @activated
  @activated = 1

  # authenticating to Flickr
  require 'flickraw'

  @config = Photostat.config
  config unless @config[:flickr]

  FlickRaw.api_key = @config[:flickr][:api_key]
  FlickRaw.shared_secret = @config[:flickr][:shared_secret]

  flickr.access_token = @config[:flickr][:access_token]
  flickr.access_secret = @config[:flickr][:access_secret]

  begin
     = flickr.test.
  rescue FlickRaw::FailedResponse => e
    STDERR.puts "ERROR: Flickr Authentication failed : #{e.msg}"
    exit 1
  end      

  Photostat::DB.migrate!
  @db = Photostat::DB.instance
end

#config ⇒ Object 



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# File 'lib/photostat/plugins/02_flickr.rb', line 206

def config
  puts
  config_file = File.expand_path "~/.photostat"

  unless File.exists? config_file
    Photostat.configure_plugin! :local
  end

  config = YAML::load(File.read config_file) 

  config[:flickr] ||= {
    :api_key => nil,
    :shared_secret => nil
  }

  puts "Configuring Flickr!"
  puts "-------------------"
  puts
  puts "You need to create an app to access your account, see:"
  puts "       http://www.flickr.com/services/apps/create/apply/"
  puts "Or if you already have an app key available, find it here:"
  puts "       http://www.flickr.com/services/apps/"
  puts 

  config[:flickr][:api_key] = input("Flickr Authentication :: Api Key",
      :default => config[:flickr][:api_key])
  config[:flickr][:shared_secret] = input("Flickr Authentication :: Shared Secret",
      :default => config[:flickr][:shared_secret])

  require 'flickraw'

  FlickRaw.api_key = config[:flickr][:api_key]
  FlickRaw.shared_secret = config[:flickr][:shared_secret]

  token = flickr.get_request_token
  auth_url = flickr.get_authorize_url(token['oauth_token'], :perms => 'delete')

  puts
  puts "Open this url in your process to complete the authication process:"
  puts "    " + auth_url

  verify = input("Copy here the number given when visiting the link above")
  begin
    flickr.get_access_token(token['oauth_token'], token['oauth_token_secret'], verify)
     = flickr.test.
    puts "You are now authenticated as #{.username} with token #{flickr.access_token} and secret #{flickr.access_secret}"        
  rescue FlickRaw::FailedResponse => e
    STDERR.puts "ERROR: Flickr Authentication failed : #{e.msg}"
    exit 1
  end

  config[:flickr][:access_token]  = flickr.access_token
  config[:flickr][:access_secret] = flickr.access_secret      

  File.open(config_file, 'w') do |fh|
    fh.write(YAML::dump(config))
    puts
    puts " >>>> modified ~/.photostat config"
    puts
  end  
end

#export ⇒ Object 



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# File 'lib/photostat/plugins/02_flickr.rb', line 127

def export
  opts = Trollop::options do
    opt :path, "Local path to export web page to", :required => true, :type => :string, :short => "-p"
  end

  Trollop::die :path, "must have valid base directory" unless File.directory? File.dirname(opts[:path])
  Trollop::die :path, "directory already exists" if File.directory? opts[:path]

  activate!
  update_md5_info_on_files!      

  cfg = Photostat.config
  db = Photostat::DB.instance
  Dir.mkdir opts[:path]

  fh = File.open(File.join(opts[:path], 'index.html'), 'w')
             
  rs = flickr.photos.search(:user_id => "me", :extras => 'machine_tags, tags, date_taken, date_upload', :per_page => 500, :privacy_filter => 1)
  rs.each do |fphoto|
    next unless fphoto.machine_tags =~ /checksum:md5=(\w+)/

    md5 = $1
    obj = db[:photos].where(:md5 => md5).first

    fname = File.basename obj[:local_path]
    src_path = File.join(cfg[:repository_path], obj[:local_path])
    dst_path = File.join(opts[:path], fname)

    cp src_path, dst_path
    fh.write "<a href='http://www.flickr.com/photos/alex_ndc/#{fphoto.id}/in/photostream' target='_blank'>\n"
    fh.write "    <img src='#{fname}' />\n"
    fh.write "</a>\n"
  end      

  fh.close
end

#sync ⇒ Object 



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# File 'lib/photostat/plugins/02_flickr.rb', line 164

def sync
  activate!

  update_md5_info_on_files!
  update_flickr_info!

  db = Photostat::DB.instance
  config = Photostat.config
       
  rs = db[:photos].where(:type => 'jpg', :has_flickr_upload => false)
  total = rs.count
  count = 0

  rs.order('created_at').all do |obj|
    count += 1
    STDOUT.write("\r - uploading file: #{count} / #{total}")
    STDOUT.flush

    src_path = File.join(config[:repository_path], obj[:local_path])

    options = {}
    options[:title] = obj[:uid]
    options[:tags]  = 'sync checksum:md5=' + obj[:md5]
    options[:safety_level] = '1'
    options[:content_type] = '1'
    options[:is_family] = '0'
    options[:is_friend] = '0'
    options[:is_public] = '0'
    options[:hidden] = '2'

    begin
      photoid = flickr.upload_photo(src_path, options)
    rescue
      sleep 5
      # retrying again
      photoid = flickr.upload_photo(src_path, options)
    end
  end

  puts "\n"
end

#update_flickr_info! ⇒ Object 



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# File 'lib/photostat/plugins/02_flickr.rb', line 60

def update_flickr_info!
  activate!
  update_md5_info_on_files!

  db = Photostat::DB.instance
       
  rs = flickr.photos.search(:user_id => "me", :extras => 'machine_tags, tags, date_taken, date_upload', :per_page => 500)
  pages_nr = rs.pages
  page_idx = 1

  count = 0
  not_local = 0
  not_tagged = 0
  are_valid = 0
  total = rs.total.to_i

  valid_ids = []

  puts if total > 0
  while rs.length > 0

    rs.each do |fphoto|
      count += 1

      unless fphoto.machine_tags =~ /checksum:md5=(\w+)/
        not_tagged += 1
        next
      end

      md5 = $1
      obj = db[:photos].where(:md5 => md5).first

      if not obj
        not_local += 1
        next
      end

      db[:tags].where(:photo_id => obj[:id]).delete          
      if fphoto[:tags] and !fphoto.tags.empty?
        tags = fphoto.tags.split.select{|x| ! ['private', 'sync'].member?(x) && x !~ /checksum:/}
        tags.each do |tag_name|
          db[:tags].insert(:name => tag_name, :photo_id => obj[:id])
        end
      end

      if fphoto.ispublic == 1
        visibility = 'public'
      elsif fphoto.isfamily == 1
        visibility = 'protected'
      else
        visibility = 'private'
      end

      db[:photos].where(:md5 => md5).update(:has_flickr_upload => true, :visibility => visibility)
      
      STDOUT.write("\r - reading flickr meta: #{count} of #{total}, with #{not_tagged} not tagged on flickr, #{not_local} not local")
      STDOUT.flush
    end  
    
    page_idx += 1
    break if page_idx > pages_nr
    rs = flickr.photos.search(:user_id => "me", :extras => 'machine_tags', :per_page => 500, :page => page_idx)
  end      

  puts("\r - reading flickr meta: #{count} of #{total}, with #{not_tagged} not tagged on flickr, #{not_local} not local")
end

#update_md5_info_on_files! ⇒ Object 



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# File 'lib/photostat/plugins/02_flickr.rb', line 39

def update_md5_info_on_files!
  activate!

  rs = @db[:photos].where(:type => "jpg", :md5 => nil)
  
  count = 0
  total = rs.count
  puts if total > 0

  @db[:photos].where(:type => "jpg", :md5 => nil).all do |obj|        
    md5 = file_md5 File.join(@config[:repository_path], obj[:local_path])
    @db[:photos].where(:uid => obj[:uid]).update(:md5 => md5)

    count += 1
    STDOUT.write("\r - processed md5 hash for local files: #{count} / #{total}")
    STDOUT.flush
  end

  puts if total > 0
end