Class: RBT::Cookbooks::UpdateLxqt

Inherits:
CheckForRemoteWebpages show all
Defined in:
lib/rbt/check_for_updates/update_lxqt.rb

Overview

RBT::Cookbooks::UpdateLxqt

Constant Summary

Constants inherited from LeanPrototype

LeanPrototype::ALL_COLOUR_METHODS, LeanPrototype::ARRAY_KDE_KONSOLE_COLOURS_IN_USE, LeanPrototype::DAY_NAMES, LeanPrototype::NAMESPACE, LeanPrototype::SILENT_REDIRECTION

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from CheckForRemoteWebpages

#add_these_programs_were_updated, #array_these_programs_were_updated?, #commandline_size_query_was_issued?, #correct_for_common_mistakes_in_program_names, #dataset?, #distrowatch_url?, #do_use_wget, #ensure_download_mode_is_system_wget_from_now_on, #menu, #notify_the_user_that_no_downloads_have_occurred, #obtain_dataset_from_the_remote_webpage, #report_that_these_programs_were_updated, #report_the_remote_webpage, #return_local_version_of_this_program, #show_help, #that_remote_URL_should_be_at, #update_entry, #use_wget?

Methods inherited from Base

#cat, #cd_back_to_the_current_working_directory, #consider_reporting_how_many_programs_are_registered, #cookbook_files?, #copy_recursively, #delete_code_of_conduct?, #determine_appdir_prefix_from_this_input, #directory_validation?, #do_not_show_names, #fast_return_file_size_of_this_program, #file_last_symlinked_program?, #file_programs_version_url, #gem_version, #is_a_64bit_system?, #is_ccache_available?, #is_porg_available?, #is_this_binary_registered?, #is_this_program_included?, #make_command?, #make_install_command?, #new_cookbook_instance_for, #program_exists?, #publish_list_of_all_programs_version, #rcp, registered_binaries?, #remove_symlink, #rename_kde_konsole_tab, #repackage, #report_n_programs, #report_working_directory, #return_compile_time_statistics, #return_n_random_characters, #return_version_of_this_program, #run_make_then_make_install, #sanitize_url1_entry, #set_source_directory, #show_overview_over_available_utility_scripts, #symlink_all_files_from_this_directory_to_that_directory, #system_tags?, #upload_list_of_all_programs_version, #use_yaml_database_for_tags?, #warn_and_exit, #wget

Methods inherited from LeanPrototype

#a_or_an?, #abbreviations?, #absolute_path, #action, #add_to_the_commandline_arguments, #all_binaries?, #all_files_from, #all_libraries?, #allowed_cookbook_entries?, #appdir_location_of?, #append_onto_the_internal_hash, #append_what_into, #archive_type_of?, #available_programs?, #be_quiet?, #be_verbose?, #begins_with_a_comment?, #capitalize_first_alphabetical_character, #cd_to_the_log_directory, #cd_to_the_temp_directory, #change_directory, #change_permission, #cheering_person?, #chmod, #chop_off_archive, #clear_commandline_arguments, #cliner, #coloured_and_padded_e, #coloured_and_padded_esystem, #coloured_esystem, #colourize_directory_for_system_results, #colourize_this_error, #colourize_this_file_path, #colourize_this_warning, #commandline_arguments?, #commandline_arguments_without_hyphens?, #comment, #convert_dd_mm_yyyy_to_its_long_variant, #convert_env_variable, #copy_directory, #copy_files, #cpr, #create_directory, #current_hour?, #dd_mmm_yyy, #debug, #debug?, #directory_expanded_cookbooks?, #disable_colours, #display_md5sum?, #do_not_debug, #does_the_cookbook_include_this_program?, #does_this_expanded_cookbook_file_exist_for_this_program?, #does_this_file_exist?, #does_this_file_exist_and_is_it_a_file?, #e, #eblue, #ecomment, #ecrimson, #edir, #editor?, #efancy, #eimp, #enable_colours, #enable_debug, #ensure_main_encoding_for, #eparse, #esystem, #esystem_gold, #etomato, #ewarn, #exit_program, #expanded_cookbooks_directory_exists?, #extract_this_archive, #extract_to?, #file_compiled_programs?, #file_dirname_retaining_trailing_slash, #file_predefined_installation_instructions?, #file_specification_of_registered_cookbook_entries, #find_cookbook_alias_for, #find_this_yaml_file, #first_argument?, #first_non_hyphen_argument?, #get_all_directories_from, #get_all_files_from, #get_all_programs, #get_date, #get_extended_date, #get_files_and_directories_from, #go_to_base_dir, #home_dir?, #host_system?, #infer_the_namespace, #internal_hash?, #internal_hash_set_commandline_arguments, #is_an_archive?, #is_directory?, #is_file?, #is_github_url?, #is_make_available?, #is_meson_installed?, #is_on_gobolinux?, #is_on_windows?, #is_roebe?, #is_superuser?, #is_symlink?, #is_this_a_header?, #is_this_a_library?, #is_this_program_included?, #iso_encoding?, #load_dataset_from_this_expanded_cookbook, #load_yaml, #load_yaml_file_from_the_cookbook_directory_for_this_program, #log_directory?, #main_encoding?, #meson_build_file_exists?, #months?, #move_file, #n_programs_are_available?, #n_programs_available?, #namespace?, #no_directory_exists_at, #no_directory_was_found_at, #no_opn, #no_such_file_exists, #open_in_browser, #open_in_editor, #opncomment, #opne, #opnef, #opnerev, #opnerror, #opnesystem, #opnewarn, #opnfancy, #opnn, #otomato, #packages_directory?, #path_to_this_expanded_cookbooks_dataset, #pkgconfig_directory?, #populate_the_internal_hash_with_default_values, #predefined_installation_instructions?, #prepend_this_commandline_argument, #program_version_of?, #project_base_directory?, #project_yaml_directory?, #query_path?, #rarrow?, #read_file, #read_file_in_default_encoding, #read_file_with_default_encoding, #readlines, #readlines_with_proper_encoding, #register_sigint, #registered_cookbook_entries?, #remove, #remove_archive_from_the_end, #remove_comments_from_each_line, #remove_directory, #remove_double_slashes, #remove_file, #remove_newlines, #remove_parens, #remove_symlink, #remove_the_first_commandline_argument, #remove_this_commandline_argument, #remove_this_entry_from_the_commandline_arguments, #remove_trailing_ANSII_escape_code, #remove_unnecessary_data_from_url, #rename, #report_pwd, #require_the_rbt_aliases, #reset_the_internal_hash, #return_all_archives_from_this_directory, #return_appdir_prefix, #return_commandline_arguments_with_leading_hyphens, #return_current_hour_minutes_second, #return_date, #return_day_of_the_month_based_on_utc, #return_full_time, #return_hours_minutes_seconds_based_on_utc, #return_location_to_this_programs_yaml_file, #return_month_based_on_this_number, #return_month_based_on_utc, #return_opnn, #return_program_name, #return_program_name_for_gobolinux_systems, #return_program_name_via_program_information, #return_pwd, #return_unicode_warning_symbol_or_empty_string, #return_utc, #return_utc_time_in_a_format_similar_to_slackware, #return_weekday_based_on_utc, #return_year_based_on_utc, #rev, #rpn, #run_simulation=, #run_simulation?, #sdir, #sdir_return_pwd, #set_be_silent, #set_be_verbose, #set_first_commandline_argument, #set_namespace, #set_use_colours, #set_use_opn, #set_xorg_buffer, #sfancy, #sfile, #silent_redirection?, #silently_create_this_directory_if_it_does_not_yet_exist, #simp, #source_base_directory?, #ssym, #stderr, #store_into_this_directory?, #string_right_arrow?, #swarn, #symlink, #sysbin_directory?, #sysetc_directory?, #sysinclude_directory?, #syslib_directory?, #sysshare_directory?, #system_directory?, #temp_directory?, #to_bool, #to_camelcase, #to_iso_encoding, #to_unicode, #today?, #touch, #try_to_require_beautiful_url, #try_to_require_the_environment_information_gem, #try_to_require_the_extracter_gem, #try_to_require_the_open_gem, #try_to_require_the_xorg_buffer, #try_to_require_wget, #try_to_return_a_special_compile_component, #unicode_cliner, #unicode_middle_cliner, #use_colours=, #use_colours?, #use_opn=, #use_opn?, #utf_encoding?, #verbose_truth, #word_wrap, #write_what_into, #write_what_into_via_unicode, #yes_or_no

Constructor Details

#initialize(i = nil, run_already = true) ⇒ UpdateLxqt

#

initialize

#


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 28

def initialize(
    i           = nil,
    run_already = true
  )
  reset
  set_commandline(
    i
  )
  run if run_already
end

Class Method Details

.[](i = '') ⇒ Object

#

RBT::Cookbooks::UpdateLxqt[]

#


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 160

def self.[](i = '')
  new(i)
end

Instance Method Details

#decide_what_to_do_nextObject

#

decide_what_to_do_next

The first variant can be invoked via:

update_lxqt --size
#


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 63

def decide_what_to_do_next
  if commandline_size_query_was_issued?
    opne "There are #{sfancy(@scanned_results.size)} remote "\
         "LXQT components."
  else # else, enter the default "modus operandi".
    iterate_through_the_results_and_update_old_cookbooks_entries
  end
end

#iterate_through_the_results_and_update_old_cookbooks_entriesObject

#

iterate_through_the_results_and_update_old_cookbooks_entries

#


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 75

def iterate_through_the_results_and_update_old_cookbooks_entries
  require 'rbt/requires/require_the_cookbook_class.rb'
  @scanned_results.each {|this_program| # ← That variable is the full URL to the program.
    name_of_the_program, program_version = ::ProgramInformation.return_array_program_name_and_program_version(this_program)
    # ===================================================================== #
    # Next, we must compare it to the local dataset.
    # ===================================================================== #
    local_dataset = new_cookbook_instance_for(name_of_the_program)
    local_program_version = local_dataset.program_version?
    if local_program_version < program_version
      # =================================================================== #
      # In this case, we have to update.
      # =================================================================== #
      @downloaded_n_programs += 1
      opne "#{rev}There is a more recent program version "\
           "available for `#{sfancy(name_of_the_program)}`."
      full_remote_url = "#{this_program}".dup
      that_remote_URL_should_be_at(full_remote_url)
      colourized_result = slateblue(
        "class RBT::UpdateEntry.new(#{full_remote_url})"
      )
      opne "Now delegating towards #{colourized_result}."
      update_entry(full_remote_url)
      # =================================================================== #
      # Keep track of which programs were updated:
      # =================================================================== #
      add_these_programs_were_updated(
        remove_archive_from_the_end(
          File.basename(full_remote_url)
        )
      )
    end
  }
  if @downloaded_n_programs == 0
    notify_the_user_that_no_downloads_have_occurred
  else
    report_that_these_programs_were_updated(
      array_these_programs_were_updated?
    )
  end
end

#main_url?Boolean Also known as: remote_url?, remote_webpage?, remote_website?, remote_download_url?

#

main_url?

#

Returns:

  • (Boolean)


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 50

def main_url?
  REMOTE_DOWNLOAD_URL_FOR_LXQT # ← e. g. 'https://downloads.lxqt.org/'
end

#resetObject

#

reset (reset tag)

#


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 42

def reset
  super()
  infer_the_namespace
end

#runObject

#

run (run tag)

#


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 150

def run
  report_the_remote_webpage
  obtain_remote_dataset
  scan_for_all_results
  decide_what_to_do_next
end

#scan_for_all_resultsObject

#

scan_for_all_results

#


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# File 'lib/rbt/check_for_updates/update_lxqt.rb', line 120

def scan_for_all_results
  # ======================================================================= #
  # See this entry for the following regex:
  #   https://rubular.com/r/6SYxcOqmJxK9gC
  # ======================================================================= #
  use_this_regex =
    /<a href="downloads\/([a-z-]+)\/([0-9.]+)">(.+)<\/a><br>/
  scanned_results = @dataset.scan(use_this_regex)
  # ======================================================================= #
  # Must modify it a bit still, to get the real URL.
  # ======================================================================= #
  scanned_results.map! {|inner_array| # ← May look like ["libqtxdg", "3.3.1", "libqtxdg 3.3.1"]
    first  = inner_array[0] # like: 'libqtxdg'
    second = inner_array[1] # like: '0.14.1'
    third  = inner_array[2] # like: 'libqtxdg 3.3.1'
    # ===================================================================== #
    # Assemble the full URL here, rather than at a later point.
    # ===================================================================== #
    "#{REMOTE_DOWNLOAD_BASE_URL_FOR_LXQT}"\
    "downloads/"\
    "#{first}/"\
    "#{second}/"\
    "#{third.tr(' ','-')}.tar.xz"
  }
  @scanned_results = scanned_results
end