Class: Studium::ReturnNEctsFromThisUrl

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

Overview

Studium::ReturnNEctsFromThisUrl

Constant Summary collapse

NAMESPACE =
#

NAMESPACE

#
inspect
UNI_WIEN_N_ECTS_REGEX =
#

UNI_WIEN_N_ECTS_REGEX

See: rubular.com/r/zg9v8jWZom

#
/,\s+(\d{0,2},\d{0,1}) ECTS credits<\/div>/

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(url = nil, run_already = true) ⇒ ReturnNEctsFromThisUrl

#

initialize

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 47

def initialize(
    url         = nil,
    run_already = true
  )
  reset
  set_url(url)
  run if run_already
end

Class Method Details

.[](i = '') ⇒ Object

#

[]

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 180

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

Instance Method Details

#n_ects_points? ⇒ Boolean Also known as: n_ects?

#

n_ects_points?

Note that this is guaranteed to be a Float.

#

Returns:

  • (Boolean) 


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 124

def n_ects_points?
  @n_ects_points # Float.
end

#obtain_dataset ⇒ Object

#

obtain_dataset

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 138

def obtain_dataset
  begin
    @dataset = URI.open(@url).read
  rescue OpenURI::HTTPError => error
    pp error
    opnn; e 'The remote URL '+sfancy(@url)+' was tried,'
    opnn; e 'but something went wrong (see above).'
    opnn; e 'The most likely cause may be because the remote URL '\
            'no longer exists.'
  rescue OpenSSL::SSL::SSLError => error
    pp error
    www_connection_is_unavailable
  rescue SocketError => error
    pp error
    www_connection_is_unavailable
  end
end

#report ⇒ Object

#

report

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 131

def report
  e "#{rev}This lecture has #{simp(n_ects?.to_s)} ECTS points."
end

#reset ⇒ Object

#

reset (reset tag)

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 59

def reset
  super()
  # ======================================================================= #
  # === @namespace
  # ======================================================================= #
  @namespace = NAMESPACE
  @n_ects = 0 # Should eventually be a float.
  @dataset = nil
end

#run ⇒ Object

#

run (run tag)

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 159

def run
  obtain_dataset
  if @no_connection_to_the_www
    opnn; e 'Can not determine the amount of ECTS because we have no '\
            'connection to the WWW.'
    set_n_ects_points(0)
  elsif use_this_regex.is_a? Regexp
    n_ects_points = 0 # Safeguard.
    if @dataset
      n_ects_points = @dataset.scan(use_this_regex)
    end
    set_n_ects_points(n_ects_points)
  else
    e 'The Regexp for `'+sfancy(@url)+'` is not of class Regexp.'
    set_n_ects_points(0)
  end
end

#set_n_ects_points(i) ⇒ Object

#

set_n_ects_points

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 72

def set_n_ects_points(i)
  if i.is_a? Array
    i.flatten!
    i = i.first
  end
  i = i.to_s.dup # Must work on a string copy.
  # ======================================================================= #
  # Replace ',' with '.' because .to_f works only with '.' and not
  # with ','.
  # ======================================================================= #
  i.tr!(',','.') if i.include? ','
  @n_ects_points = i.to_f
end

#set_url(i = '') ⇒ Object

#

set_url

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 89

def set_url(i = '')
  i = i.first if i.is_a? Array
  i = i.to_s.dup
  @url = i
end

#url? ⇒ Boolean

#

url?

#

Returns:

  • (Boolean) 


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 98

def url?
  @url
end

#use_this_regex ⇒ Object

#

use_this_regex

Determine which particular regex to use.

#


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# File 'lib/studium/ects/return_n_ects_from_this_url.rb', line 107

def use_this_regex
  _ = @url
  case _ # case tag
  when /tiss.tuwien.ac.at/
    TU_WIEN_N_ECTS_REGEX
  when /online.boku.ac.at/
    BOKU_N_ECTS_REGEX
  when /online.univie.ac.at/
    UNI_WIEN_N_ECTS_REGEX
  end
end