# encoding: utf-8
=begin

 * Name: SiSU

 * Description: a framework for document structuring, publishing and search

 * Author: Ralph Amissah

 * Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
   2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Ralph Amissah,
   All Rights Reserved.

 * License: GPL 3 or later:

   SiSU, a framework for document structuring, publishing and search

   Copyright (C) Ralph Amissah

   This program 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.

   This program 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
   this program. If not, see <http://www.gnu.org/licenses/>.

   If you have Internet connection, the latest version of the GPL should be
   available at these locations:
   <http://www.fsf.org/licensing/licenses/gpl.html>
   <http://www.gnu.org/licenses/gpl.html>

   <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>

 * SiSU uses:
   * Standard SiSU markup syntax,
   * Standard SiSU meta-markup syntax, and the
   * Standard SiSU object citation numbering and system

 * Hompages:
   <http://www.jus.uio.no/sisu>
   <http://www.sisudoc.org>

 * Download:
   <http://www.sisudoc.org/sisu/en/SiSU/download.html>

 * Git
   <http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=summary>
   <http://sources.sisudoc.org/?p=code/sisu.git;a=blob;f=lib/sisu/v5/hub.rb;hb=HEAD>

 * Ralph Amissah
   <ralph@amissah.com>
   <ralph.amissah@gmail.com>

 ** Description: SiSU information Structuring Universe, text structuring,
    processing, publishing, search

=end
module SiSU
  require_relative 'constants'                         # constants.rb
  require_relative 'se'                                # se.rb
    include SiSU_Env
    include SiSU_Screen
  require_relative 'hub_actions'                       # hub_actions.rb
  require_relative 'hub_options'                       # hub_options.rb
  require_relative 'dp'                                # dp.rb
    include SiSU_Param
  require_relative 'defaults'                          # defaults.rb
    include SiSU_Viz
  require_relative 'utils'                             # utils.rb
  begin
    require 'uri'
  rescue LoadError
    SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:fuchsia).
      error('uri NOT FOUND (LoadError)')
  end
  class HubMaster
    def initialize(argv,call_path)
      begin                                            #% select what to do (set options & start processing (files selected if any))
        opt=SiSU_Commandline::Options.new(argv,call_path) #  command line selection of what to do, files & operations set
        SiSU::Processing.new(opt).version_info
        SiSU::Processing.new(opt).actions_without_files  #  do it
        SiSU::Processing.new(opt).actions_on_files       #  do it
      rescue
        selection=(opt ? opt.selection : '')
        SiSU_Screen::Ansi.new(selection,$!,$@).rescue do
          __LINE__.to_s + ':' + __FILE__
        end
      ensure
        Dir.chdir(call_path)
      end
    end
  end
  class HubClose
    def initialize(call_path)
      begin
        @env=SiSU_Env::InfoEnv.new
      rescue
      ensure
        if FileTest.directory?(@env.processing_path.processing) \
        and @env.processing_path.processing_base_tmp =~/^\/tmp\/\S+/
          FileUtils::cd(@env.processing_path.processing_base_tmp) do
            FileUtils::rm_rf('.')
          end
        end
        Dir.chdir(call_path)
      end
    end
  end
  class OptionLoopFiles
    attr_reader :opt
    def initialize(opt)
      @opt=opt
      @r=Px[:lng_lst_rgx]
    end
    def loop_files_on_given_option
      @opt.files.each_with_index do |fno,i|
        @opt.fno,@opt.fns=fno,fno
        @opt.f_pth=@opt.f_pths[i]
        if fno !~/\.-sst$/
          @opt.pth=@opt.paths[i]
          @opt.lng=@opt.lngs[i]
        end
        @@pwd=@opt.pth
        @opt.pth=@opt.f_pths[i][:pth]
        @opt.lng=@opt.f_pths[i][:lng]
        Dir.chdir(@opt.f_pth[:pth]) #watch
        SiSU_Env::FilenameLanguageCodeInsert.new(@opt,@opt.lng).language_code_insert # ... track
        @env=SiSU_Env::InfoEnv.new(fno)
        yield
      end
    end
    def loop_files_on_given_option_bundle
      @files_bundle={}
      @opt.files.each_with_index do |fno,i|
        fn_base_bundle=fno.gsub(/(?:~(?:#{@r}))?\.ss[tm]$/,'')
        unless @files_bundle[fn_base_bundle]
          @files_bundle[fn_base_bundle]={ status: :todo }
        end
      end
      @opt.files.each_with_index do |fno,i|
        fn_base_bundle=fno.gsub(/(?:~(?:#{@r}))?\.ss[tm]$/,'')
        unless @files_bundle[fn_base_bundle][:status] == :done
          @files_bundle[fn_base_bundle][:status] = :done
          @opt.fns=fno
          @opt.fno=fno
          @opt.f_pth=@opt.f_pths[i]
          if fno !~/\.-sst$/
            @opt.pth=@opt.paths[i]
            @opt.lng=@opt.lngs[i]
          end
          @@pwd=@opt.pth
          @opt.pth=@opt.f_pths[i][:pth]
          @opt.lng=@opt.f_pths[i][:lng]
          Dir.chdir(@opt.f_pth[:pth]) #watch
          @env=SiSU_Env::InfoEnv.new(fno)
          yield
        else next
        end
      end
    end
    def manifest_on_files_translated
      number_of_files={}
      @opt.files.each_with_index do |fns,i|
        fn=fns.gsub(/(?:~(?:#{@r}))?\.ss[tm]$/,'')
        (number_of_files[fn].is_a?(Array)) \
        ? (number_of_files[fn] << i)
        : (number_of_files.store(fn,[i]))
      end
      files_translated_idx=[]
      number_of_files.each do |x|
        if x[1].length > 1
          files_translated_idx << x[1]
        end
      end
      if files_translated_idx.flatten.length > 1
        SiSU_Screen::Ansi.new(
          @opt.act[:color_state][:set],
          'Manifest re-run on (currently generated) translated files',
          ''
        ).grey_title_hi unless @opt.act[:quiet][:set] ==:on
        files_translated_idx.flatten.each do |i|
          @opt.fns=@opt.files[i]
          @opt.f_pth=@opt.f_pths[i]
          if @opt.fns =~/\.-sst$/
            @opt.pth=Dir.pwd
            @opt.lng='en'
          elsif @opt.fno =~/\.txz$/
            @opt.pth=@opt.f_pths[i][:pth]
            @opt.lng=@opt.f_pths[i][:lng]
          else
            @opt.pth=@opt.f_pths[i][:pth]
            @opt.lng=@opt.f_pths[i][:lng]
          end
          @@pwd=@opt.pth
          Dir.chdir(@opt.pth) #watch
          @env=SiSU_Env::InfoEnv.new(@opt.fns)
          yield
        end
      end
    end
  end
  class Processing
    begin
      require 'fileutils'
        include FileUtils
    rescue LoadError
      SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:fuchsia).
        error('fileutils NOT FOUND (LoadError)')
    end
    @@env=nil
    attr_accessor :op
    def initialize(opt)
      @opt=opt
      @@env=@env=SiSU_Env::InfoEnv.new
      @msg,@msgs='',nil
      @tell=lambda {
        SiSU_Screen::Ansi.new(
          @opt.selections.str,
          @msg,
          "#{@msgs.inspect if @msgs}"
        )
      }
    end
    def remove_skipped_files_if_any_from_processing_files_array
      if @remove_faulty_markup_files_array.length > 0
        @opt.files = (@opt.files - @remove_faulty_markup_files_array)
      end
    end
    def print_error_message_if_files_skipped
      if @remove_faulty_markup_files_array.length > 0
        puts '---'
        STDERR.puts 'ERROR with file(s), did not process: ' +
          @remove_faulty_markup_files_array.join(',')
      end
    end
    def do_each_file_loop_options
      @opt.files.each_with_index do |fno,i|
        @opt.fno=fno
        @opt.fns=fno.
          gsub(/(?:https?|file):\/\/\S+\/(\S+)\.sst$/,'\1.-sst').
          gsub(/\.ssm$/,'.ssm.sst')
        @opt.f_pth=@opt.f_pths[i]
        if @opt.fns !~/\.-sst$/
          @opt.pth=@opt.f_pths[i][:pth]
          @opt.lng=@opt.f_pths[i][:lng]
        else
          @opt.pth=Dir.pwd
          @opt.lng='en'
        end
        unless @opt.pth.nil?
          @@pwd=@opt.pth
          Dir.chdir(@opt.pth) #watch
        end
        @env=SiSU_Env::InfoEnv.new(@opt.fns)
        actions=SiSU_Hub_Actions::HubActions.new(@opt)
        actions.outputs.each_file.abstract_objects?
        actions.outputs.each_file.qrcode?
        actions.outputs.each_file.hash_digests?
        actions.outputs.each_file.text?
        actions.outputs.each_file.html?
        actions.outputs.each_file.xhtml?
        actions.outputs.each_file.xml?
        actions.outputs.each_file.pdf?
        actions.outputs.each_file.man_or_info?
        actions.outputs.each_file.sqlite_discrete?
        actions.outputs.each_file.manifest?
      end
    end
    def do_loop_files_on_given_option_pre
      begin
        if @opt.act[:zap][:set]==:on                   #% --zap, -Z
          OptionLoopFiles.new(@opt).loop_files_on_given_option do
            require_relative 'zap'
            SiSU_Zap::Source.new(@opt).read            # -Z     zap.rb
          end
        end
      ensure
      end
    end
    def do_loop_files_on_given_option_post
      actions=SiSU_Hub_Actions::HubActions.new(@opt)
      actions.outputs.loop_files.share_source?
      actions.outputs.loop_files.run_termsheet?
      actions.outputs.loop_files.sql?
      SiSU_Hub_Actions::Operations.new.counter
      actions.outputs.loop_files.manifest?
      actions.outputs.loop_files.sitemaps?
      actions.outputs.loop_files.urls?
    end
    def version_info
      if @opt.act[:version_info][:set]==:on
        SiSU_Env::InfoAbout.new(@opt).sisu_version
      end
    end
    def actions_without_files
      actions=SiSU_Hub_Actions::HubActions.new(@opt)
      actions.prepare.site?
      actions.prepare.remote_site?
      actions.prepare.sql?
    end
    def actions_on_files
      if @opt.act[:profile][:set]==:on
        begin
          require 'profile'
        rescue LoadError
          SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:fuchsia).
            error('profile NOT FOUND (LoadError)')
        end
      end
      actions=SiSU_Hub_Actions::HubActions.new(@opt)
      actions.outputs.each_file.harvest? #check
      actions.outputs.init?
      do_loop_files_on_given_option_pre
      do_each_file_loop_options
      #remove_skipped_files_if_any_from_processing_files_array # NEEDS WORK
      do_loop_files_on_given_option_post
      print_error_message_if_files_skipped
      actions.outputs.sql? #check location
      if @opt.f_pths.length > 0
        if (@opt.act[:verbose][:set]==:on \
        || @opt.act[:verbose_plus][:set]==:on \
        || @opt.act[:maintenance][:set]==:on)
          @msg,@msgs="\tsisu -W [to start ruby web-server on output directory]\n",nil
        end
        if (@opt.act[:verbose][:set]==:on \
        || @opt.act[:verbose_plus][:set]==:on \
        || @opt.act[:maintenance][:set]==:on \
        || @opt.act[:urls_selected][:set]==:on \
        || @opt.act[:urls_all][:set]==:on)
          @tell.call.print_brown unless @opt.files.join.empty?
        end
        if defined? @@env.processing_path.processing \
        and @@env.user \
        and FileTest.directory?(@@env.processing_path.processing) \
        and @@env.processing_path.processing =~/#{@@env.user}$/ #clean temporary processing directory of content as is located in public area
          if @@env.processing_path.processing_base_tmp =~/^\/tmp\/\S+/
            FileUtils::cd(@@env.processing_path.processing_base_tmp) do
              FileUtils::rm_rf('.') unless @opt.act[:maintenance][:set] ==:on
            end
          end
        end
      elsif @opt.f_pths.length == 0
        STDERR.puts %{requested action requires valid sisu markup file [filename (.sst .ssm)] or wildcard (that includes a valid filename)}
        if (@opt.act[:verbose_plus][:set]==:on \
        || @opt.act[:maintenance][:set]==:on)
          SiSU_Utils::CodeMarker.new(__LINE__,__FILE__).warn(:fuchsia)
        end
      else                                             #% sisu help refer to man pages
        actions.prepare(@opt).site?
        unless done==:ok
          #SiSU_Env::InfoAbout.new(@opt).sisu_about
        end
      end
      @opt.files.each do |fns|
        if FileTest.file?(fns)
          @opt.fns=fns
          unless @opt.fns =~ /(?:\.(?:(?:-|ssm\.)?sst|ssm|ssp|sx[sdn]\.xml|termsheet.rb)|\S+?\.ss[mt]\.(?:txz|zip)|sisupod\.(?:txz|zip)?|\S+?\.ssp)$/
            if @opt.selections.str=~/--pg/
            elsif @opt.fns=~/\.kdi$/ \
            and @opt.mod.inspect =~/--(?:convert(?:-from)?|from)[=-]kdi/
            elsif @opt.fns=~/\.sx[sdn]\.xml$/ \
            and @opt.mod.inspect =~/--(?:(?:convert(?:-from)?|from)[=-])?(?:xml2sst|sxml)/
            elsif @opt.fns=~/\.ssi$/ \
            and @opt.mod.inspect =~/--identify/
            else SiSU_Hub_Actions::Operations.new(@opt).not_recognised
            end
          end
          if @opt.fns =~/\.ssm\.sst$/ \
          and @opt.selections.str !~/[S_M]/ # rework necessary, revist, the _ flag is a hack, to keep ._sst files
            @msg,@msgs='temporary file removed',nil
            @tell.call.warn unless @opt.act[:quiet][:set]==:on
            File.unlink(@opt.fns) if File.exist?(@opt.fns) #CONSIDER
          end
        else #SiSU::Operations.new(fns,'html').not_found
        end
      end
    end
  end
end
__END__