Class: TimeTree::FileParser

Inherits:
Object
  • Object
show all
Includes:
DateCalculator
Defined in:
lib/time_tree/file_parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from DateCalculator

#date_between?, #in_prev_month?, #in_prev_week?, #next_weekday, #prev_weekday

Constructor Details

#initialize(tree, options) ⇒ FileParser

Returns a new instance of FileParser.



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# File 'lib/time_tree/file_parser.rb', line 9

def initialize(tree, options)
  @errors = []
  @activity_tree = tree
  @options = options
end

Instance Attribute Details

#errors ⇒ Object (readonly)

Returns the value of attribute errors.



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# File 'lib/time_tree/file_parser.rb', line 7

def errors
  @errors
end

Instance Method Details

#add_error(line, message) ⇒ Object 



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# File 'lib/time_tree/file_parser.rb', line 98

def add_error(line, message)
  @errors << "%s:%d: %s - %s" % [File.basename(@path), @line_number, line.chomp, message]
end

#find_path(paths) ⇒ Object 



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# File 'lib/time_tree/file_parser.rb', line 15

def find_path(paths)
  paths.each do |path|
    return path if File.exist?(path)
  end
  
  @errors << "File not found in: #{paths.join(', ')}"
  false
end

#parse_line(line) ⇒ Object 



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# File 'lib/time_tree/file_parser.rb', line 58

def parse_line(line)
  @line_number += 1
  
  case line.chomp.sub(/#.*/, '').strip
  when ''
    # ignore blank lines and comments
    true

  when /^(\d\d\d\d\/\d\d\/\d\d) *.*$/
    set_date($1)
    true

  when /^(\d\d\d\d) +([-&\w\/]+) *(.*)$/
    if minutes = mins($1)
      unless @prev_mins.nil?
        if minutes > @prev_mins
          if @prev_activity != '-' && selected?(@date, @prev_context)
            process_line(minutes, @prev_context, @prev_comment) 
          end
        else
          add_error(line, 'time does not advance')
          return false
        end
      end
       
      @prev_mins = minutes
      @prev_activity = $2
      @prev_context = $2 unless %w{- &}.include?($2)
      @prev_comment = $3.size > 0 ? $3 : nil
      true
    else
      false
    end

  else
    add_error(line, 'line not understood')
    false
  end
end

#process_file(path) ⇒ Object 



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# File 'lib/time_tree/file_parser.rb', line 37

def process_file(path)
  if File.exist?(path)
    if File.directory?(path)
      process_folder(path)
    else
      set_file(path)
      File.read(path).each_line {|line| parse_line(line) }
      true
    end
  else
    @errors << "File not found: #{path}"
    false
  end
end

#process_folder(path) ⇒ Object 



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# File 'lib/time_tree/file_parser.rb', line 52

def process_folder(path)
  Dir.new(path).each do |file|
    process_file(File.join(path, file)) unless file =~ /^\./
  end
end

#selected?(date = @date, activities = '', options = @options) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/time_tree/file_parser.rb', line 106

def selected?(date = @date, activities = '', options = @options)
  date_options = [:today, :yesterday, :week, :month, :date, :range]
  parsed_date = Date.parse(date)
  
  (
    options.detect { |key, val| date_options.include?(key) }.nil? ||
      options[:all] ||
      options[:today] && parsed_date == Date.today ||
      options[:yesterday] && parsed_date == Date.today-1 ||
      options[:week] && in_prev_week?(parsed_date, options[:week]) ||
      options[:month] && in_prev_month?(parsed_date, options[:month]) ||
      options[:date] && parsed_date == Date.parse(options[:date]) ||
      options[:range] && parsed_date >= Date.parse(options[:range].split(':').first) &&
                         parsed_date <= Date.parse(options[:range].split(':').last)
  ) && 
  (
    options[:filter] && options[:filter].detect { |f| activities =~ Regexp.new(f) } ||
      options[:filter].nil?
  )
end

#set_date(date) ⇒ Object 



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# File 'lib/time_tree/file_parser.rb', line 29

def set_date(date)
  @date = date
  @prev_mins = nil
  @prev_activity = nil
  @prev_context = nil
  @prev_comment = nil
end

#set_file(path) ⇒ Object 



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# File 'lib/time_tree/file_parser.rb', line 24

def set_file(path)
  @path = path
  @line_number = 0
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/time_tree/file_parser.rb', line 102

def valid?
  errors.empty?
end