Class: Roebe::PrependThisLineToThatFile
- Inherits:
-
Base
show all
- Defined in:
- lib/roebe/classes/prepend_this_line_to_that_file.rb
Overview
Roebe::PrependThisLineToThatFile
Constant Summary
Constants inherited
from Base
Base::COLOURS, Base::HOME_DIRECTORY_OF_USER_X, Base::N, Base::NAMESPACE
Class Method Summary
collapse
-
.[](i = ARGV) ⇒ Object
# === Roebe::PrependThisLineToThatFile[] ========================================================================= #.
Instance Method Summary
collapse
Methods inherited from Base
#actions, #append_this_onto_that_file, #append_what_into, #be_silent, #be_verbose?, #beautiful_url, #burlywood, #call_next, #chdir, #cheerful_guy, #cliner, #complex_esystem, #convert_global_env, #copy_directory, #copy_file, #cornflowerblue, #create_directory, #crimson, #current_month?, #current_time?, #current_year?, #cyan, #darkcyan, #darkgreen, #darkkhaki, #darkslateblue, #deeppink, #delete_symlink, #do_not_use_the_base_colours, #do_use_the_base_colours, #e, #ecomment, #editor_to_use?, #efancy, #eimp, #emphasis, #ensure_main_encoding, #ensure_utf_encoding, #eparse, #erev, #esteelblue, #etomato, #ewarn, #exit_program, #firebrick, #get_current_day, #get_current_month, #get_files_and_directories, #get_files_from, #get_german_name_for_this_weekday, #gold, #green, #grey, #hh_mm_ss, #hh_mm_ss_day_month_year, #home_dir?, #home_directory_of_user_x?, #infer_the_namespace, #internal_hash?, #is_a_directory?, #is_a_file?, #is_a_jpg_file?, #is_an_image_file?, #is_archive?, #is_audio_file?, #is_in_studium_dir?, #is_multimedia_file?, #is_on_roebe?, #is_on_windows?, #is_studium_available?, #is_symlink?, #is_this_a_ruby_file?, #is_video_file?, #iso_encoding?, #le, #left_colour, #lightblue, #lightgreen, #lightseagreen, #lightsteelblue, #lime, #limegreen, #localhost_to_data, #log_directory?, #main_encoding?, #mediumorchid, #mediumpurple, #mediumseagreen, #mediumslateblue, #mediumspringgreen, #mediumturquoise, #mkdir_p, #mv, #n_days_in_this_month, #n_pages_in_this_pdf_file?, #namespace?, #no_file_exists_at, #ogrey, #olive, #olivedrab, #open_in_browser, #opnesystem, #opnn, #orange, #orchid, #orev, #palegoldenrod, #palevioletred, #pink, #powderblue, #programs_dir?, #project_base_dir?, #random_html_colour, #rds, #read_file_in_iso_encoding, #read_file_via_the_default_encoding, #read_lines_via_iso_encoding, #readlines_with_main_encoding, #red, #register_sigint, #remove, #remove_directory, #remove_file, #rename_kde_konsole_tab, #replace_localhost_with_data, #report_pwd, #require_rescue, #reset_the_internal_hash, #return_all_directories_from_this_directory, #return_all_files_from_this_directory, #return_current_directory, #return_dd_mm_yyyy, #return_file_or_directory_of, #return_files_from_pwd, #return_last_part_of_the_current_directory, #return_utc, #rev, #right_arrow?, #right_colour, #roebe_log_directory?, #rosybrown, #royalblue, #ruby_base_directory?, #run_in_background, #run_rcfiles_then_run_ata_via_qdbus, #sandybrown, #sdir, #seagreen, #set_be_verbose, #set_xorg_buffer, #sfancy, #sfile, #silent_redirection?, #simp, #simple_esystem, #skyblue, #slateblue, #slategray, #springgreen, #steelblue, #string_italic, #swarn, #symlink, #teal, #temp_dir?, #to_camelcase, #to_counted_hash, #tomato, #touch, #try_to_require_the_beautiful_url_gem, #try_to_require_the_html_template, #try_to_require_the_open_gem, #try_to_require_the_program_information_gem, #try_to_require_the_xorg_buffer, #use_colours?, #verbose_truth, #weekday?, #word_wrap, #write_what_into, #yellow
#append_onto_the_commandline_arguments, #clear_commandline_arguments, #commandline_arguments?, #commandline_arguments_as_string?, #commandline_arguments_without_leading_hyphens?, #first_argument?, #first_argument_without_leading_hyphens?, #has_an_argument_been_passed?, #remove_hyphened_arguments_from_the_commandline_arguments, #return_commandline_arguments_with_leading_hyphens, #second_argument?, #set_commandline_arguments
Constructor Details
#initialize(prepend_this = nil, use_these_files = :fetch_from_the_current_working_directory, run_already = true) ⇒ PrependThisLineToThatFile
#
initialize
The first argument shall be the String that is to be prepended.
#
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 28
def initialize(
prepend_this = nil,
use_these_files = :fetch_from_the_current_working_directory,
run_already = true
)
reset
set_prepend_this(
prepend_this
)
set_modify_these_files(
use_these_files
)
run if run_already
end
|
Class Method Details
.[](i = ARGV) ⇒ Object
#
Roebe::PrependThisLineToThatFile[]
#
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 251
def self.[](i = ARGV)
new(i)
end
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Instance Method Details
#batch_modify_the_files(these_files = files?
) ⇒ Object
#
batch_modify_the_files
#
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 151
def batch_modify_the_files(
these_files = files?
)
prepend_this = prepend_this?
if prepend_this.empty?
opne 'Can not prepend anything as the main prepend-string is empty.'
else
these_files.each {|this_file|
if this_file and File.exist?(this_file)
dataset = File.readlines(this_file)
dataset.prepend(prepend_what?)
joined = dataset.join
write_what_into(joined, this_file)
@hash_logging_actions_done_by_this_class[File.absolute_path(this_file)] =
joined
end
}
end
end
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#consider_logging_the_operations_that_were_done_by_this_class ⇒ Object
#
consider_logging_the_operations_that_were_done_by_this_class (store tag)
#
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 203
def consider_logging_the_operations_that_were_done_by_this_class
unless @hash_logging_actions_done_by_this_class.empty?
into = store_where?
opne "Logging the prepend-operations that were done "\
"into the local file"
opne " `(#{sfile(into)})`."
what = YAML.dump(hash?)
write_what_into(what, into)
end
end
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#hash_logging_actions_done_by_this_class? ⇒ Boolean
Also known as:
hash?
#
hash_logging_actions_done_by_this_class?
#
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 65
def hash_logging_actions_done_by_this_class?
@hash_logging_actions_done_by_this_class
end
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 217
def (i)
if i.is_a? Array
i.each {|entry| (entry) }
else
case i when /^-?-?revert$/i,
/^-?-?reverse$/i,
/^-?-?undo$/i revert_the_last_operation
exit
when /help/
show_help
exit
end
end
end
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#modify_these_files? ⇒ Boolean
Also known as:
files?
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 90
def modify_these_files?
@modify_these_files
end
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 178
def opne(i)
opne i
end
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#prepend_this? ⇒ Boolean
Also known as:
prepend_what?
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 109
def prepend_this?
@prepend_this
end
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 46
def reset
super()
infer_the_namespace
@hash_logging_actions_done_by_this_class = {}
@modify_these_files = []
end
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#revert_the_last_operation ⇒ Object
#
revert_the_last_operation
To invoke this method from the commandline, try:
prepend --revert
#
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 121
def revert_the_last_operation
opne 'Now attempting to revert the last prepend-operation.'
_ = store_where?
if File.exist?(_)
opne 'Using the information from the file '+sfile(_)+'.'
hash_dataset = YAML.load_file(_)
hash_dataset.each_pair {|old_file, existing_file|
if File.exist? existing_file
opne 'Renaming/moving file from '+
sfile(existing_file)+' to '+sfile(old_file)
move_file(existing_file, old_file)
else
opnn; no_file_at(existing_file)
end
}
else
opnn; no_file_exists_at(_)
end
end
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 243
def run
batch_modify_the_files
consider_logging_the_operations_that_were_done_by_this_class
end
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#set_modify_these_files(i = return_files_from_pwd) ⇒ Object
#
set_modify_these_files
#
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 72
def set_modify_these_files(
i = return_files_from_pwd
)
case i
when :default,
:in_the_current_directory,
:fetch_from_the_current_working_directory
i = return_files_from_pwd
end
@modify_these_files = [i].flatten.compact
end
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#set_prepend_this(i = 'DONE_') ⇒ Object
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 97
def set_prepend_this(i = 'DONE_')
(i)
i = [i].flatten.compact.first.to_s.dup if i.include?("\\n")
i.gsub!(/\\n/,"\n")
end
@prepend_this = i
end
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#show_help ⇒ Object
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 185
def show_help
_ = <<-EOF
This class is currently very limited from the commandline.
Simply input the string that you wish to prepend, such as:
DONE_
--reverse # reverse the last prepend-operation (undo operation)'
EOF
e _
end
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#store_where? ⇒ Boolean
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# File 'lib/roebe/classes/prepend_this_line_to_that_file.rb', line 144
def store_where?
"#{log_dir?}prepend_this_line_to_that_file_log.yml"
end
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