remove highline gem dependency

4 files changed, 131 insertions, 17 deletions

diff --git a/lib/leap_cli/bootstrap.rb b/lib/leap_cli/bootstrap.rb
index a6b1759..9ccb3dd 100644
--- a/lib/leap_cli/bootstrap.rb
+++ b/lib/leap_cli/bootstrap.rb
@@ -6,6 +6,7 @@
 module LeapCli
   module Bootstrap
     extend self
+    extend LeapCli::LogCommand
 
     #
     # the argument leapfile_path is only used for tests
diff --git a/lib/leap_cli/commands/common.rb b/lib/leap_cli/commands/common.rb
new file mode 100644
index 0000000..695a9f6
--- /dev/null
+++ b/lib/leap_cli/commands/common.rb
@@ -0,0 +1,104 @@
+require 'readline'
+
+module LeapCli; module Commands
+
+  extend LeapCli::LogCommand
+  extend LeapCli::Util
+  extend LeapCli::Util::RemoteCommand
+
+  def path(name)
+    Path.named_path(name)
+  end
+
+  #
+  # keeps prompting the user for a numbered choice, until they pick a good one or bail out.
+  #
+  # block is yielded and is responsible for rendering the choices.
+  #
+  def numbered_choice_menu(msg, items, &block)
+    while true
+      say("\n" + msg + ':')
+      items.each_with_index(&block)
+      say("q. quit")
+      index = ask("number 1-#{items.length}> ")
+      if index.empty?
+        next
+      elsif index =~ /q/
+        bail!
+      else
+        i = index.to_i - 1
+        if i < 0 || i >= items.length
+          bail!
+        else
+          return i
+        end
+      end
+    end
+  end
+
+  def parse_node_list(nodes)
+    if nodes.is_a? Config::Object
+      Config::ObjectList.new(nodes)
+    elsif nodes.is_a? Config::ObjectList
+      nodes
+    elsif nodes.is_a? String
+      manager.filter!(nodes)
+    else
+      bail! "argument error"
+    end
+  end
+
+  def say(statement)
+    if ends_in_whitespace?(statement)
+      $stdout.print(statement)
+      $stdout.flush
+    else
+      $stdout.puts(statement)
+    end
+  end
+
+  def ask(question, options={})
+    default = options[:default]
+    if default
+      if ends_in_whitespace?(question)
+        question = question + "|" + default + "| "
+      else
+        question = question + "|" + default + "|"
+      end
+    end
+    response = Readline.readline(question, true) # set to false if ever reading passwords.
+    if response
+      response = response.strip
+      if response.empty?
+        return default
+      else
+        return response
+      end
+    else
+      return default
+    end
+  end
+
+  def agree(question, options={})
+    while true
+      response = ask(question, options)
+      if response.nil?
+        say('Please enter "yes" or "no".')
+      elsif ["y","yes", "ye"].include?(response.downcase)
+        return true
+      elsif ["n", "no"].include?(response.downcase)
+        return false
+      else
+        say('Please enter "yes" or "no".')
+      end
+    end
+  end
+
+  private
+
+  # true if str ends in whitespace before a color escape code.
+  def ends_in_whitespace?(str)
+    /[ \t](\e\[\d+(;\d+)*m)?\Z/ =~ str
+  end
+
+end; end
diff --git a/lib/leap_cli/commands/new.rb b/lib/leap_cli/commands/new.rb
index 5c9fd74..6b60e7d 100644
--- a/lib/leap_cli/commands/new.rb
+++ b/lib/leap_cli/commands/new.rb
@@ -4,7 +4,6 @@ module LeapCli; module Commands
 
   desc 'Creates a new provider instance in the specified directory, creating it if necessary.'
   arg_name 'DIRECTORY'
-  #skips_pre
   command :new do |c|
     c.flag 'name', :desc => "The name of the provider." #, :default_value => 'Example'
     c.flag 'domain', :desc => "The primary domain of the provider." #, :default_value => 'example.org'
@@ -12,19 +11,7 @@ module LeapCli; module Commands
     c.flag 'contacts', :desc => "Default email address contacts." #, :default_value => 'root'
 
     c.action do |global, options, args|
-      unless args.first
-        # this should not be needed, but GLI is not making it required.
-        bail! "Argument DIRECTORY is required."
-      end
-      directory = File.expand_path(args.first)
-      create_provider_directory(global, directory)
-      options[:domain]   ||= ask_string("The primary domain of the provider: ") {|q| q.default = 'example.org'}
-      options[:name]     ||= ask_string("The name of the provider: ") {|q| q.default = 'Example'}
-      options[:platform] ||= ask_string("File path of the leap_platform directory: ") {|q| q.default = File.expand_path('../leap_platform', directory)}
-      options[:platform] = "./" + options[:platform] unless options[:platform] =~ /^\//
-      options[:contacts] ||= ask_string("Default email address contacts: ") {|q| q.default = 'root@' + options[:domain]}
-      options[:platform] = relative_path(options[:platform])
-      create_initial_provider_files(directory, global, options)
+      new_provider_action(global, options, args)
     end
   end
 
@@ -32,13 +19,33 @@ module LeapCli; module Commands
 
   DEFAULT_REPO = 'https://leap.se/git/leap_platform.git'
 
+  def new_provider_action(global, options, args)
+    unless args.first
+      # this should not be needed, but GLI is not making it required.
+      bail! "Argument DIRECTORY is required."
+    end
+    directory = File.expand_path(args.first)
+    create_provider_directory(global, directory)
+    options[:domain]   ||= ask_string("The primary domain of the provider: ",
+                                      default: 'example.org')
+    options[:name]     ||= ask_string("The name of the provider: ",
+                                      default: 'Example')
+    options[:platform] ||= ask_string("File path of the leap_platform directory: ",
+                                      default: File.expand_path('../leap_platform', directory))
+    options[:platform] = "./" + options[:platform] unless options[:platform] =~ /^\//
+    options[:contacts] ||= ask_string("Default email address contacts: ",
+                                       default: 'root@' + options[:domain])
+    options[:platform] = relative_path(options[:platform])
+    create_initial_provider_files(directory, global, options)
+  end
+
   #
   # don't let the user specify any of the following: y, yes, n, no
   # they must actually input a real string
   #
-  def ask_string(str, &block)
+  def ask_string(str, options={})
     while true
-      value = ask(str, &block)
+      value = ask(str, options)
       if value =~ /^(y|yes|n|no)$/i
         say "`#{value}` is not a valid value. Try again"
       else
diff --git a/lib/leap_cli/commands/pre.rb b/lib/leap_cli/commands/pre.rb
index f4bf7bb..0b7e98b 100644
--- a/lib/leap_cli/commands/pre.rb
+++ b/lib/leap_cli/commands/pre.rb
@@ -1,9 +1,11 @@
-
 #
 # check to make sure we can find the root directory of the platform
 #
 module LeapCli; module Commands
 
+  extend self # this is a trick to make all instance methods
+              # available as class methods.
+
   desc 'Verbosity level 0..5'
   arg_name 'LEVEL'
   default_value '1'