Class: ConsoleUI
Constant Summary
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- CONSOLE_COLOR_STRINGS =
{
:gray => [1,30], :black => [30],
:light_red => [1,31], :red => [31],
:light_green => [1,32], :green => [32],
:light_yellow => [1,33], :yellow => [33],
:light_blue => [1,34], :blue => [34],
:light_purple => [1,35], :purple => [35],
:light_cyan => [1,36], :cyan => [36],
:white => [1,37], :light_gray => [37],
:underscore => [4],
:blink => [5],
:inverse => [7],
:concealed => [8],
:default => [0]
}- CONSOLE_COLORS =
CONSOLE_COLOR_STRINGS.keys
Instance Method Summary
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Methods inherited from BaseUI
#enable_progress_bar, #error, #name, #not_implemented, #pinc, #pmsg, #progress_bar, #progress_bar_enabled?, #question_yes_no, #question_yes_no_retry, #select_index, #warn
Instance Method Details
#bell(options = {}) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 20
def bell(options = {})
print "\007"
end
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#colorize(color) ⇒ Object
#console_commands(commands) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 150
def console_commands(commands) ; commands.map {|number| "\e[#{number}m"}.join ;end
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#diff(file1, file2, options = {}) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 210
def diff(file1, file2, options = {})
text = result_of_system("diff -r -u '#{file1}' '#{file2}'",true)
color1 = :green
color2 = :red
text = text.gsub(/^\+.*$/) {|l| colorize(color1) { l }}
text = text.gsub(/^\-.*$/) {|l| colorize(color2) { l }}
print text
$?.success?
end
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#execute_in_console(command, options = {}) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 199
def execute_in_console(command, options = {})
system(command)
end
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#info(text, options = {}) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 23
def info(text, options = {})
bell
print "#{text} [hit ENTER]"
STDIN.readline
end
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#info_non_blocking(text, options = {}) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 28
def info_non_blocking(text, options = {})
print("#{text}\n")
end
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#password(text) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 57
def password(text)
begin
print "#{text}: "
system "stty -echo"
pw = STDIN.gets.chomp
print "\n"
ensure
system "stty echo"
end
pw
end
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#progress(count) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 177
def progress(count)
@pbar.set(count) if @pbar
end
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#progress_bar_implementation(text, total) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 159
def progress_bar_implementation(text,total)
ret = nil
begin
require "progressbar"
@pbar = ProgressBar.new(text, total)
ret = yield
pmsg
@pbar.finish
@pbar = nil
ensure
if @pbar
@pbar.halt
@pbar = nil
end
end
ret
end
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#progress_inc ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 194
def progress_inc
return unless @pbar
@pbar.inc
end
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#progress_message(message) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 181
def progress_message(message)
return unless @pbar
width = (@pbar.instance_eval("get_width")) - 6
if message.length > width then
message = message[0..(width/2)] + ">..<" + message[-(width/2)..-1]
end
STDERR.print("\n")
STDERR.print("\e[K")
STDERR.print(message.to_s)
STDERR.print("\e[#{message.to_s.length}D")
STDERR.print("\e[1A")
end
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#question(text, options = {}) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 31
def question(text, options = {})
default = nil
unless options[:default].nil?
default = (options[:default] ? "y" : "n")
end
while true
case default
when "y"
print(text + "(Y/n)")
when "n"
print(text + "(y/N)")
else
print(text + "(y/n)")
end
answer = STDIN.readline.to_s.strip.downcase
answer = default if answer == ""
case answer
when "y"
return true
when "n"
return false
end
end
end
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#select(list, multi_select = false, options = {}) ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 70
def select(list, multi_select = false, options = {})
texts = []
list.each_with_index {|val, index|
if block_given?
item_text = yield(val)
else
item_text = val.to_s
end
if item_text.include?("\n")
item_text = item_text.split("\n").map {|l| " #{l}"}.join("\n")
end
print "#{index + 1}: #{item_text}\n"
texts << item_text
}
ret = nil
while ret.nil?
begin
if multi_select
print "Please make your choice. (Comma seperated list or 'all' for all.)\n"
else
print "Please make your choice:"
end
select = STDIN.readline
if select.strip == "all" or select.strip == "a"
indexes = (0..(list.length-1)).to_a
else
values = select.split(",").map {|s| s.strip}
indexes = values.map {|n| n.strip}.map {|sel| sel.to_i - 1}.sort.uniq
indexes = indexes.select {|i| i>=0 }
if indexes.length < values.length
indexes = values.map {|s| texts.index(s) }.compact.sort.uniq
end
raise "Not all values could be found!" if indexes.length < values.length
end
ret = indexes.map {|sel|
raise "Unexpected input, please enter a number!" if sel < 0
raise "Item with index '#{sel + 1}' not found." unless list[sel]
list[sel]
}
if ret.length > 1 and !multi_select
raise "Only one item allowe"
end
rescue
print "#{$!}\n"
ret = nil
end
end
return indexes if options[:return_indexes]
ret
end
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#shell ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 203
def shell
shell_name = "bash"
print("\nFallen into #{shell_name} shell\n")
print("(CTRL-D) for exit\n\n")
system("/bin/#{shell_name} < /dev/tty > /dev/tty 2> /dev/tty")
end
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#test_colors ⇒ Object
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# File 'lib/libisi/ui/console.rb', line 144
def test_colors
CONSOLE_COLORS.sort_by{|n| n.to_s}.each {|color|
print "#{color}: " + colorize(color) { "****" } + "\n"
}
end
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