Class: Confinicky::ShellFile

Inherits:
Object
  • Object
show all
Defined in:
lib/confinicky/shell_file.rb

Overview

A model that loads and represents a shell file.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file_path: "") ⇒ ShellFile

Parses the configuration file if it exists.



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# File 'lib/confinicky/shell_file.rb', line 28

def initialize(file_path: "")
  raise "Config file not found. Please set" if !File.exists?(@file_path = file_path)
  @exports = []
  @aliases = []
  @lines = []

  file = File.new(@file_path, "r")
  command = nil

  while (line = file.gets)
    if !command.nil? && command.open?
      command.append line
    else
      command = Confinicky::Parsers::Command.new(line: line)
    end

    @lines << line if command.line?
    @exports << command.values_array if command.export? and command.closed?
    @aliases << command.values_array if command.alias? and command.closed?
  end

  file.close()
end

Instance Attribute Details

#aliases ⇒ Object

The alias commands stored in the shell file.



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# File 'lib/confinicky/shell_file.rb', line 11

def aliases
  @aliases
end

#exports ⇒ Object

Returns a list of all exports in alphanumeric order.



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# File 'lib/confinicky/shell_file.rb', line 15

def exports
  @exports
end

#file_path ⇒ Object (readonly)

Returns the file path for the current instance of the shell file class.



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# File 'lib/confinicky/shell_file.rb', line 24

def file_path
  @file_path
end

#lines ⇒ Object (readonly)

The preserved lines of code from the shell file which confinicky will write back to the new shell file in the order they were received.



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# File 'lib/confinicky/shell_file.rb', line 20

def lines
  @lines
end

Instance Method Details

#backup! ⇒ Object

Copies the current shell file to a temporary location.



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# File 'lib/confinicky/shell_file.rb', line 60

def backup!
  backup_name = @file_path+Time.now.getutc.to_i.to_s+".bak.tmp"
  FileUtils.cp(@file_path, backup_name)
  backup_name
end

#write! ⇒ Object

Writes a new version of the configuration file.



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# File 'lib/confinicky/shell_file.rb', line 68

def write!
  File.open(@file_path, "w") do |f|
    for line in @lines
      f.write line
    end
    f.puts @exports.map{|e| "export #{e.join("=")}"}.join("\n") if !@exports.nil? and @exports.length > 0
    f.puts @aliases.map{|a| "alias #{a.join("=")}"}.join("\n") if !@aliases.nil? and @aliases.length > 0
  end
  true
end