Class: Studium::SearchFor_nECTS

Inherits:
Base
  • Object
show all
Defined in:
lib/studium/ects/search_for_n_ects.rb

Overview

Studium::SearchFor_nECTS

Constant Summary collapse

NAMESPACE =
#

NAMESPACE

#
'SearchFor_nECTS'

Constants inherited from Base

Base::ARRAY_HTML_COLOURS_IN_USE, Base::CHECK_FOR_INCORRECT_ENTRIES_IN_THE_QUESTION_ANSWER_FILE_THAT_SHOULD_BE_COMMENTS, Base::COLOURS, Base::COMMON_YEAR_DAYS_IN_MONTH, Base::GRAY, Base::LEFT_PADDING, Base::N_CHARACTERS_PER_LINE, Base::UNICODE_RIGHT_ARROW

Constants included from Colours

Colours::COLOURS

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#add_proper_year_entry_to_this_line, #already_solved_this_lva_number?, #append_what_into, #available_topics_as_short_name, #average_grade, #bachelor_master_or_diploma, #base_dir?, #be_silent, #be_verbose?, #beautiful_url, #change_directory, #cheering_person, #cliner, #colour_for_ects_points, #colourize_percentage, #commandline_arguments?, #commandline_arguments_joined, #commandline_arguments_with_hyphens?, #convert_this_array_of_lectures_into_the_full_dataset, #copy, #cpruby, #create_directory, #create_file, #csv_file?, #current_month?, #datum?, #day_month_year, #debug?, #delete_file, #directory_of_the_exam_topics?, #directory_to_my_exam_topics, #directory_to_the_exam_topics?, #disable_colours, #disable_colours_globally, #do_not_be_verbose, #do_not_use_opn, #do_these_curricula_include_both_a_bachelor_and_a_master_curriculum?, #does_this_line_include_a_german_weekday?, #does_this_line_include_a_html_colour?, #e, #ecomment, #editor?, #ee, #enable_colours, #enable_colours_globally, #enable_debug, #encoding?, #english_to_german_weekday, #ensure_main_encoding, #ensure_that_the_log_directory_exists, #eparse, #erev, #esystem, #etomato, #exit_program, #expand_topic, #extract_dd_mm_yyyy, #file_lecture_information?, #file_read_with_proper_encoding, #filter_away_invalid_questions, #find_corresponding_exam_topic, #first_argument?, #first_non_hyphen_argument?, #from_curriculum_id_to_university, #german_date_notation, #german_weekday?, #german_weekdays?, #has_a_bachelor_curriculum?, #has_a_master_curriculum?, #has_this_exam_topic_been_solved?, #has_year_entry?, #hh_mm_ss_dd_mm_yyyy, #horizontal_bar?, #html_log_directory?, #is_a_master_lecture?, #is_a_weekday?, #is_connected_to_the_www?, #is_on_roebe?, #is_prüfungsimmanent?, #is_this_a_valid_html_colour?, #is_this_day_today?, #konsole_support?, #last_file?, #lectures_from_indi1, #lectures_from_indi2, #lectures_from_indi3, #lectures_from_indi4, #lectures_from_the_bachelor_genetik_curriculum, #lectures_from_the_individual_vektor_curricula, #load_yaml_dataset, #move_file, #n_days_difference_from_today_to_this_day, #no_ext_name, #no_file_at, #number_to_month, #obtain, #obtain_lectures_from_this_curriculum, #open_in_editor, #opnn, #path_to_exam_topic?, #read_dataset_from_a_curriculum_file, #read_in_exam_dataset_from_this_file, #read_this_file_with_default_encoding, #readlines_from_this_input_file, #register_sigint, #remove_empty_strings, #remove_escape_sequences, #remove_internal_comments, #remove_leading_comments, #remove_leading_weekday_names_from, #remove_newlines, #remove_tags_from_this_input, #rename_kde_konsole_tab, #rename_konsole_tab?, #replace_all_html_colours_in_this, #replace_bold_token_with_default_colour, #replace_italic_token_with_default_colour, #replace_italic_token_with_this_colour, #replace_regular_numbers_with_unicode_numbers, #replace_underline_token_with_default_colour, #replace_underline_token_with_this_colour, #return_all_bachelor_lectures, #return_all_exams_on_this_day, #return_all_numbers_from, #return_all_registered_curricula, #return_all_steop_lectures, #return_current_year, #return_dataset_for_this_topic, #return_dataset_from_this_curriculum_file, #return_dd_mm_yy_and_time_from, #return_directory_for, #return_ects_points_from_these_lectures, #return_either_grey_or_the_custom_colour_for_answers, #return_either_grey_or_the_custom_colour_for_questions, #return_file_for_this_curriculum, #return_german_name_for_this_english_month, #return_german_weekday_of?, #return_hh_mm_ss_from, #return_hour_from_this, #return_lectures_from_bachelor_vektor_curriculum, #return_lectures_with_at_the_least_one_upcoming_exam, #return_local_path_of_this_pwdstud, #return_lva_number_of_this_lecture, #return_month_fitting_to_this_input, #return_n_days_until_monday, #return_n_days_until_sunday, #return_n_exam_questions_in, #return_n_questions_were_answered_for_this_topic, #return_name_of_the_weekday, #return_name_of_this_curriculum, #return_name_of_this_curriculum_based_on_its_id_number, #return_opnn, #return_passed_courses, #return_pwd, #return_random_curriculum, #return_sanitized_dataset_from_the_file_lecture_information, #return_solved_lectures, #return_steop_lectures, #return_the_remote_homepage_url, #return_this_line_has_n_characters_as_html_colour_tags, #return_title_from_this_curriculum_file, #rev, #right_arrow?, #rinstall2, #roebe_exam_directory?, #ruby_src_dir_at_home?, #runmode?, #sanitize_this_topic, #sanitize_url, #select_lectures_with_this_key, #set_be_quiet, #set_be_verbose, #set_commandline_arguments, #set_commandline_mode, #set_runmode, #set_this_cd_alias_to, #set_www_mode, #sfancy, #shall_we_make_use_of_unicode_symbols?, #show_todays_date, #simp, #sort_these_lecture_names_by_time, #spacer, #swarn, #this_month_has_n_days?, #total_ects_points_passed, #translate_dd_mm_yyyy_to_weekday, #try_to_require_the_rcfiles, #turn_this_array_into_the_full_dataset, #unicode_blocks_line, #use_colours?, #use_opn?, #vertical_bar?, #web_liner, #weekday?, #weekdays?, #word_wrap, #write_what_into, #www_connection_is_unavailable, #www_mode?, #yaml_dir?

Methods included from Colours

#bold_blue, #bold_red, #bold_yellow, #cadetblue, #chartreuse, crimson, #darkgray, darkgreen, darkseagreen, deepskyblue, #deepskyblue, default_colour, #dimgray, disable_colours, #dodgerblue, e, #efancy, enable_colours, #ewarn, #forestgreen, gold, #grey, lightblue, lightgreen, #lightslategray, #lightsteelblue, #mediumorchid, #mediumseagreen, #oldlace, #olivedrab, orange, orangered, #orchid, palevioletred, #papayawhip, rev, royalblue, sdir, #sdir, sfancy, #sfancy, sfile, #sfile, simp, #simp, slateblue, steelblue, #steelblue, #swarn, swarn, #teal, turquoise, use_colours?, use_this_colour_for_exam_answers, use_this_colour_for_exam_questions, #yellow

Constructor Details

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

#

initialize

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 42

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

Class Method Details

.[](i = '') ⇒ Object

#

Studium::SearchFor_nECTS[]

Usage example:

Studium::SearchFor_nECTS[1.5]
#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 532

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

Instance Method Details

#append_to_the_commandline(i) ⇒ Object

#

append_to_the_commandline

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 122

def append_to_the_commandline(i)
  @commandline_arguments << i
  @commandline_arguments.flatten!
end

#apply_filters_should_they_exist ⇒ Object

#

apply_filters_should_they_exist

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 442

def apply_filters_should_they_exist
  if @apply_this_filter
    case @apply_this_filter # case tag
    when :only_master_lectures
      @current_dataset = return_only_master_lectures_from_this_dataset(@current_dataset)
    when :only_bachelor_lectures
      @current_dataset = return_only_bachelor_lectures_from_this_dataset(@current_dataset)
    end
  end
end

#colourize_the_lecture_type_in_crimson_or_in_brown(i) ⇒ Object

#

colourize_the_lecture_type_in_crimson_or_in_brown

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 346

def colourize_the_lecture_type_in_crimson_or_in_brown(i)
  case i.strip
  when 'B'
    crimson(i)
  else
    brown(i)
  end
end

#colourized_display_of_this_matching_lecture(name, inner_hash) ⇒ Object

#

colourized_display_of_this_matching_lecture

The second argument to this method is the Hash that contains all the useful information from the file “lecture_information.yml”.

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 483

def colourized_display_of_this_matching_lecture(
    name, inner_hash
  )
  curricula_entry    = inner_hash['curricula']
  at_this_university = inner_hash[:university]
  lecture_type       = inner_hash[:type]
  # ======================================================================= #
  # The shorter_name_of_the_lecture variable in particular does NOT
  # include the leading LVA ID number.
  # ======================================================================= #
  shorter_name_of_the_lecture = name.split(' ')[1..-1].join(' ').strip
  if @show_numbers
    shorter_name_of_the_lecture = name
  end
  padded_index = ("#{@index_counter.to_s})").rjust(4)
  colourized_and_padded_index = slateblue(padded_index)
  # ======================================================================= #
  # Next display that information to the user:
  # ======================================================================= #
  e colourized_and_padded_index+' '+
    sfancy(shorter_name_of_the_lecture.ljust(88))+' '+ # <- Report the individual name.
    colourize_the_lecture_type_in_crimson_or_in_brown(
      report_bachelor_or_master_curricula(curricula_entry).ljust(5)
    )+
    mediumseagreen(at_this_university.center(12))+' '+
    mediumturquoise("[#{lecture_type.to_s}]")
end

#current_dataset? ⇒ Boolean

#

current_dataset?

This is the dataset we are working with.

#

Returns:

  • (Boolean) 


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# File 'lib/studium/ects/search_for_n_ects.rb', line 139

def current_dataset?
  @current_dataset
end

#is_a_bachelor_lecture?(i) ⇒ Boolean Also known as: has_a_bachelor_lecture?

#

is_a_bachelor_lecture?

Input to this method must be an Array.

This method will return a boolean depending on whether the given input is a bachelor-curriculum or whether it is not.

The lecture is assumed to be a bachelor curriculum if it starts with any of the following input:

'033'
'193'
'198'
#

Returns:

  • (Boolean) 


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# File 'lib/studium/ects/search_for_n_ects.rb', line 424

def is_a_bachelor_lecture?(i)
  result = false
  if i
    result = i.any? {|entry|
      entry.start_with?('033') or
      entry.start_with?('193') or
      entry.start_with?('198')
    }
  else
    e 'No value was supplied. Call stack is:'; print '  '
    pp caller()
  end
  return result
end

#menu(i = @commandline_arguments) ⇒ Object

#

menu (menu tag)

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 160

def menu(
    i = @commandline_arguments
  )
  if i.is_a? Array
    i.each {|entry| menu(entry) }
  else
    case i # case tag
    # ===================================================================== #
    # === --show-numbers
    # ===================================================================== #
    when /^-?-?show(-|_)?numbers$/i,
         /^-?-?numbers$/i
      @show_numbers = true
    # ===================================================================== #
    # === --only-master
    # ===================================================================== #
    when /^-?-?only(-|_)?master$/,
         /^-?-?master$/
      @apply_this_filter = :only_master_lectures
    # ===================================================================== #
    # === nects 2.0 --prüfungsimmanent?
    # ===================================================================== #
    when /^-?-?prüfungsimmanent\??/i,
         /^-?-?mandatory\??/i
      # =================================================================== #
      # Do another selection on the main dataset next:
      # =================================================================== #
      @current_dataset.select! {|name_of_the_lecture, inner_dataset|
        type = inner_dataset[:type]
        is_prüfungsimmanent? type
      }
    # ===================================================================== #
    # === --only-bachelor
    # ===================================================================== #
    when /^-?-?only(-|_)?bachelor$/,
         /^-?-?bachelor$/
      @apply_this_filter = :only_bachelor_lectures
    # ===================================================================== #
    # === help
    # ===================================================================== #
    when /help/
      show_help
      exit
    end
  end
end

#notify_the_user_if_we_have_not_found_any_lecture_that_fits ⇒ Object

#

notify_the_user_if_we_have_not_found_any_lecture_that_fits

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 378

def notify_the_user_if_we_have_not_found_any_lecture_that_fits
  unless @have_we_found_any_lecture_that_fits
    e "No result was found for #{sfancy(n_ects_points?)} ECTS points."
  end
end

#original_dataset? ⇒ Boolean

#

dataset?

#

Returns:

  • (Boolean) 


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# File 'lib/studium/ects/search_for_n_ects.rb', line 130

def original_dataset?
  @original_dataset
end

#report_bachelor_or_master_curricula(i) ⇒ Object

#

report_bachelor_or_master_curricula

The input to this method should be an Array holding the dataset for the Curricula (Bachelor or Master).

If it is part of a bachelor curriculum then a 'B' will be appended to the resulting string; if it is a master curriculum then a 'M' will be appended.

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 279

def report_bachelor_or_master_curricula(i)
  result = ''.dup
  if i
    if i.any? {|entry|
        entry.start_with?('033')
      }
      result << 'B'
    end
    if i.any? {|entry|
        entry.start_with?('066')
      }
      unless result.empty?
        result << '/' # Add a separator in this case.
      end
      result << 'M'
    end
  else
    e 'No value was supplied. Call stack is:'
    pp caller()
  end
  return result
end

#reset ⇒ Object

#

reset (reset tag)

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 55

def reset
  super()
  # ======================================================================= #
  # === @namespace
  # ======================================================================= #
  @namespace = NAMESPACE
  # ======================================================================= #
  # === @original_dataset
  # ======================================================================= #
  @original_dataset = dataset_from_file_lecture_information
  # ======================================================================= #
  # === @index_counter
  # ======================================================================= #
  @index_counter = 0 # ← Is valid for the whole class.
  # ======================================================================= #
  # === @have_we_found_any_lecture_that_fits
  # ======================================================================= #
  @have_we_found_any_lecture_that_fits = false
  # ======================================================================= #
  # === @apply_this_filter
  # ======================================================================= #
  @apply_this_filter = nil
  # ======================================================================= #
  # === @show_numbers
  #
  # If this variable is set to true then the leading LVA ID numbers
  # will be shown as well on the commandline. This is especially
  # useful if the user has to copy/paste these numbers to other
  # programs.
  #
  # Since as of 31.01.2020 the default is to set this to true.
  # ======================================================================= #
  @show_numbers = true
  # ======================================================================= #
  # === @commandline_arguments
  # ======================================================================= #
  @commandline_arguments = []
end

#return_lecture_is_or_lecture_are(i) ⇒ Object

#

return_lecture_is_or_lecture_are

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 335

def return_lecture_is_or_lecture_are(i)
  if i > 1
    'lectures are'
  else
    'lecture is'
  end
end

#return_only_bachelor_lectures_from_this_dataset(i) ⇒ Object

#

return_only_bachelor_lectures_from_this_dataset

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 468

def return_only_bachelor_lectures_from_this_dataset(i)
  i.select {|name, hash|
    curricula = hash['curricula']
    curricula.any? {|most_inner_entry|
      most_inner_entry.start_with? '033'
    }
  }
end

#return_only_master_lectures_from_this_dataset(i) ⇒ Object

#

return_only_master_lectures_from_this_dataset

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 456

def return_only_master_lectures_from_this_dataset(i)
  i.select {|name, hash|
    curricula = hash['curricula']
    curricula.any? {|most_inner_entry|
      most_inner_entry.start_with? '066'
    }
  }
end

#run ⇒ Object

#

run (run tag)

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 514

def run
  select_all_entries_that_match_the_criterium # <- First, obtain the entries that match.
  menu
  apply_filters_should_they_exist
  try_to_report_those_entries_first_that_were_already_passed
  try_to_report_unfinished_bachelor_entries_that_match
  try_to_report_unfinished_master_entries_that_match
  notify_the_user_if_we_have_not_found_any_lecture_that_fits
end

#select_all_entries_that_match_the_criterium ⇒ Object

#

select_all_entries_that_match_the_criterium

This is a general filter where we obtain the lectures that can match to the given n ECTS criterium.

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 390

def select_all_entries_that_match_the_criterium
  select_for_n_ects_points = select_for_n_ects_points?
  @current_dataset = original_dataset?.select {|name_of_the_lecture, inner_hash|
    n_ects_points = inner_hash[:ects]
    curricula     = inner_hash['curricula']
    # ===================================================================== #
    # Apply another round of filtering, if the user instructed us to do so.
    # ===================================================================== #
    if    @apply_this_filter == :only_master_lectures
      (select_for_n_ects_points == n_ects_points) and has_a_master_curriculum?(curricula)
    elsif @apply_this_filter == :only_bachelor_lectures
      (select_for_n_ects_points == n_ects_points) and has_a_bachelor_curriculum?(curricula)
    else
      select_for_n_ects_points == n_ects_points
    end
  }
end

#select_for_n_ects_points? ⇒ Boolean Also known as: seeking_n_ects_points?, n_ects_points?

#

select_for_n_ects_points?

#

Returns:

  • (Boolean) 


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# File 'lib/studium/ects/search_for_n_ects.rb', line 210

def select_for_n_ects_points?
  @select_for_n_ects_points
end

#set_commandline_arguments_and_return_leftover(i) ⇒ Object

#

set_commandline_arguments_and_return_leftover

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 106

def set_commandline_arguments_and_return_leftover(i)
  if i.any? {|entry|
      entry.to_s.start_with? '--'
    }
    selection = i.select {|inner_entry|
      inner_entry.to_s.start_with? '--'
    }
    append_to_the_commandline(selection)
    i.reject! {|unwanted_entries| unwanted_entries.to_s.start_with? '--' } 
  end if i.respond_to? :any?
  i
end

#set_select_for_n_ects_points(i = '') ⇒ Object

#

set_select_for_n_ects_points

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 97

def set_select_for_n_ects_points(i = '')
  i = [i] unless i.is_a? Array
  i = i.first.to_s.to_f
  @select_for_n_ects_points = i
end

#show_help ⇒ Object

#

show_help (help tag)

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 146

def show_help
  e
  e '  --only-bachelor      # show only bachelor-lectures'
  e '  --only-master        # show only master-lectures'
  e '  --prüfungsimmanent?  # show only "prüfungsimmanente" '\
    'lectures (== mandatoy presence courses)'
  e '  --show-numbers       # If this flag is used then the '\
    'leading LVA ID numbers are shown as well.'
  e
end

#try_to_report_those_entries_first_that_were_already_passed ⇒ Object

#

try_to_report_those_entries_first_that_were_already_passed

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 218

def try_to_report_those_entries_first_that_were_already_passed
  _ = @current_dataset.select {|name, inner_hash|
    inner_hash[:already_solved]
  }
  if _.empty?
  else
    @have_we_found_any_lecture_that_fits = true
    e
    # ===================================================================== #
    # Apply a filter if the user set one.
    # ===================================================================== #
    if @apply_this_filter
      case @apply_this_filter
      when :only_master_lectures
        _ = return_only_master_lectures_from_this_dataset(_)
      when :only_bachelor_lectures
        _ = return_only_bachelor_lectures_from_this_dataset(_)
      end
    end
    # ===================================================================== #
    # In this case, report these.
    # ===================================================================== #
    result = ("#{rev}The following #{sfancy(_.size.to_s)}").dup
    if _.size > 1
      result << ' lectures have '
    else
      result << ' lecture has '
    end
    result << lightskyblue(seeking_n_ects_points?.to_s)+' ECTS point '\
              'and '
    if _.size > 1
      result << 'were'
    else
      result << 'was'
    end
    result << ' already passed:'
    e result
    e
    _.each {|name, inner_hash| @index_counter += 1 # Increment the index counter.
      colourized_display_of_this_matching_lecture(name, inner_hash)
    }
    e
    # ===================================================================== #
    # And get rid of them too, since we already reported them.
    # ===================================================================== #
    @current_dataset.reject! {|name, inner_hash|
      inner_hash[:already_solved]
    }
  end
end

#try_to_report_unfinished_bachelor_entries_that_match ⇒ Object

#

try_to_report_unfinished_bachelor_entries_that_match

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 305

def try_to_report_unfinished_bachelor_entries_that_match
  return if @apply_this_filter == :only_master_lectures
  selection = @current_dataset.select {|name, inner_hash|
    curricula = inner_hash['curricula']
    is_a_bachelor_lecture?(curricula)
  }
  if selection.empty?
  else
    @have_we_found_any_lecture_that_fits = true
    e rev+'The following '+sfancy(selection.size.to_s)+
      ' '+return_lecture_is_or_lecture_are(selection.keys.size)+
      ' part of a '+mediumpurple('bachelor curriculum')+'.'
    e
    selection.each {|name, inner_hash| @index_counter += 1 # Increment the index counter.
      colourized_display_of_this_matching_lecture(name, inner_hash)
    }
    e
    # ===================================================================== #
    # Also remove these entries.
    # ===================================================================== #
    @current_dataset.reject! {|name, inner_hash|
      curricula = inner_hash['curricula']
      is_a_bachelor_lecture?(curricula)
    }
  end
end

#try_to_report_unfinished_master_entries_that_match ⇒ Object

#

try_to_report_unfinished_master_entries_that_match

#


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# File 'lib/studium/ects/search_for_n_ects.rb', line 358

def try_to_report_unfinished_master_entries_that_match
  _ = @current_dataset
  return if @apply_this_filter == :only_bachelor_lectures
  if _.empty?
  else
    @have_we_found_any_lecture_that_fits = true
    e "#{rev}The following #{sfancy(_.size.to_s)}"\
      " #{return_lecture_is_or_lecture_are(_.size)}"\
      " part of a #{mediumpurple('master curriculum')} only."
    e
    _.each {|name, inner_hash| @index_counter += 1 # Increment the index counter.
      colourized_display_of_this_matching_lecture(name, inner_hash)
    }
    e
  end
end