Class: StatsController

Inherits:
ApplicationController show all
Defined in:
app/controllers/stats_controller.rb

Constant Summary collapse

SECONDS_PER_DAY =
86400

Instance Method Summary collapse

Methods inherited from ApplicationController

#admin_login_required, #all_done_todos_for, #boolean_param, cas_enabled?, #cas_enabled?, #count_deferred_todos, #count_undone_todos, #count_undone_todos_phrase, #done_todos_for, #enable_mobile_content_negotiation, #for_autocomplete, #format_date, #format_dependencies_as_json_for_auto_complete, #handle_unverified_request, #init_data_for_sidebar, #init_not_done_counts, #init_project_hidden_todo_counts, #mobile?, #notify, openid_enabled?, #openid_enabled?, #parse_date_per_user_prefs, prefered_auth?, #prefered_auth?, #redirect_back_or_home, #render_failure, #sanitize, #set_charset, #set_group_view_by, #set_locale, #set_session_expiration, #set_time_zone, #set_zindex_counter, #todo_xml_params

Methods included from LoginSystem

#access_denied, #authorize?, #basic_auth_denied, #current_user, #get_basic_auth_data, #get_current_user, #logged_in?, #login_from_cookie, #login_optional, #login_or_feed_token_required, #login_required, #logout_user, #prefs, #protect?, #redirect_back_or_default, #redirect_to_login, #set_current_user, #store_location

Instance Method Details

#actions_completion_time_dataObject



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# File 'app/controllers/stats_controller.rb', line 98

def actions_completion_time_data
  @actions_completion_time = current_user.todos.completed.select("completed_at, created_at").reorder("completed_at DESC" )

  # convert to array and fill in non-existing weeks with 0
  @max_weeks = @actions_completion_time.last ? difference_in_weeks(@today, @actions_completion_time.last.completed_at) : 1
  @actions_completed_per_week_array = convert_to_weeks_running_array(@actions_completion_time, @max_weeks+1)

  # stop the chart after 10 weeks
  @count = [10, @max_weeks].min

  # convert to new array to hold max @cut_off elems + 1 for sum of actions after @cut_off
  @actions_completion_time_array = cut_off_array_with_sum(@actions_completed_per_week_array, @count)
  @max_actions = @actions_completion_time_array.max

  # get percentage done cumulative
  @cum_percent_done = convert_to_cumulative_array(@actions_completion_time_array, @actions_completion_time.count(:all))

  render :layout => false
end

#actions_day_of_week_30days_dataObject



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# File 'app/controllers/stats_controller.rb', line 216

def actions_day_of_week_30days_data
  @actions_creation_day = current_user.todos.created_after(@cut_off_month).select("created_at")
  @actions_completion_day = current_user.todos.completed_after(@cut_off_month).select("completed_at")

  # convert to hash to be able to fill in non-existing days
  @max=0
  @actions_creation_day_array = Array.new(7) { |i| 0}
  @actions_creation_day.each { |r| @actions_creation_day_array[ r.created_at.wday ] += 1 }

  # convert to hash to be able to fill in non-existing days
  @actions_completion_day_array = Array.new(7) { |i| 0}
  @actions_completion_day.each { |r| @actions_completion_day_array[r.completed_at.wday] += 1 }

  @max = [@actions_creation_day_array.max, @actions_completion_day_array.max].max

  render :layout => false
end

#actions_day_of_week_all_dataObject



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# File 'app/controllers/stats_controller.rb', line 199

def actions_day_of_week_all_data
  @actions_creation_day = current_user.todos.select("created_at")
  @actions_completion_day = current_user.todos.completed.select("completed_at")

  # convert to array and fill in non-existing days
  @actions_creation_day_array = Array.new(7) { |i| 0}
  @actions_creation_day.each { |t| @actions_creation_day_array[ t.created_at.wday ] += 1 }
  @max = @actions_creation_day_array.max

  # convert to array and fill in non-existing days
  @actions_completion_day_array = Array.new(7) { |i| 0}
  @actions_completion_day.each { |t| @actions_completion_day_array[ t.completed_at.wday ] += 1 }
  @max = @actions_completion_day_array.max

  render :layout => false
end

#actions_done_last12months_dataObject



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# File 'app/controllers/stats_controller.rb', line 14

def actions_done_last12months_data
  # get actions created and completed in the past 12+3 months. +3 for running
  # - outermost set of entries needed for these calculations
  actions_last12months = current_user.todos.created_or_completed_after(@cut_off_year_plus3).select("completed_at,created_at")

  # convert to array and fill in non-existing months
  @actions_done_last12months_array = put_events_into_month_buckets(actions_last12months, 13, :completed_at)
  @actions_created_last12months_array = put_events_into_month_buckets(actions_last12months, 13, :created_at)

  # find max for graph in both arrays
  @max = (@actions_done_last12months_array + @actions_created_last12months_array).max

  # find running avg
  done_in_last_15_months = put_events_into_month_buckets(actions_last12months, 16, :completed_at)
  created_in_last_15_months = put_events_into_month_buckets(actions_last12months, 16, :created_at)

  @actions_done_avg_last12months_array = compute_running_avg_array(done_in_last_15_months, 13)
  @actions_created_avg_last12months_array = compute_running_avg_array(created_in_last_15_months, 13)

  # interpolate avg for current month.
  @interpolated_actions_created_this_month = interpolate_avg_for_current_month(@actions_created_last12months_array)
  @interpolated_actions_done_this_month = interpolate_avg_for_current_month(@actions_done_last12months_array)

  @created_count_array = Array.new(13, actions_last12months.created_after(@cut_off_year).count(:all)/12.0)
  @done_count_array    = Array.new(13, actions_last12months.completed_after(@cut_off_year).count(:all)/12.0)
  render :layout => false
end

#actions_done_last30days_dataObject



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# File 'app/controllers/stats_controller.rb', line 83

def actions_done_last30days_data
  # get actions created and completed in the past 30 days.
  @actions_done_last30days = current_user.todos.completed_after(@cut_off_30days).select("completed_at")
  @actions_created_last30days = current_user.todos.created_after(@cut_off_30days).select("created_at")

  # convert to array. 30+1 to have 30 complete days and one current day [0]
  @actions_done_last30days_array = convert_to_days_from_today_array(@actions_done_last30days, 31, :completed_at)
  @actions_created_last30days_array = convert_to_days_from_today_array(@actions_created_last30days, 31, :created_at)

  # find max for graph in both hashes
  @max = [@actions_done_last30days_array.max, @actions_created_last30days_array.max].max

  render :layout => false
end

#actions_done_last_yearsObject



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# File 'app/controllers/stats_controller.rb', line 50

def actions_done_last_years
  @page_title = t('stats.index_title')
  @chart = Stats::Chart.new('actions_done_lastyears_data', :height => 400, :width => 900)
end

#actions_done_lastyears_dataObject



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# File 'app/controllers/stats_controller.rb', line 55

def actions_done_lastyears_data
  actions_last_months = current_user.todos.select("completed_at,created_at")

  month_count = difference_in_months(@today, actions_last_months.minimum(:created_at))
  # because this action is not scoped by date, the minimum created_at should always be
  # less than the minimum completed_at, so no reason to check minimum completed_at

  # convert to array and fill in non-existing months
  @actions_done_last_months_array = put_events_into_month_buckets(actions_last_months, month_count+1, :completed_at)
  @actions_created_last_months_array = put_events_into_month_buckets(actions_last_months, month_count+1, :created_at)

  # find max for graph in both hashes
  @max = (@actions_done_last_months_array + @actions_created_last_months_array).max

  # set running avg
  @actions_done_avg_last_months_array = compute_running_avg_array(@actions_done_last_months_array,month_count+1)
  @actions_created_avg_last_months_array = compute_running_avg_array(@actions_created_last_months_array,month_count+1)

  # interpolate avg for this month.
  @interpolated_actions_created_this_month = interpolate_avg_for_current_month(@actions_created_last_months_array)
  @interpolated_actions_done_this_month = interpolate_avg_for_current_month(@actions_done_last_months_array)

  @created_count_array = Array.new(month_count+1, actions_last_months.select { |x| x.created_at }.size/month_count)
  @done_count_array    = Array.new(month_count+1, actions_last_months.select { |x| x.completed_at }.size/month_count)

  render :layout => false
end

#actions_open_per_week_dataObject



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# File 'app/controllers/stats_controller.rb', line 167

def actions_open_per_week_data
  @actions_started = current_user.todos.created_after(@today-53.weeks).
    select("todos.created_at, todos.completed_at").
    reorder("todos.created_at DESC")

  @max_weeks = difference_in_weeks(@today, @actions_started.last.created_at)

  # cut off chart at 52 weeks = one year
  @count = [52, @max_weeks].min

  @actions_open_per_week_array = convert_to_weeks_running_from_today_array(@actions_started, @max_weeks+1)
  @actions_open_per_week_array = cut_off_array(@actions_open_per_week_array, @count)
  @max_actions = (@actions_open_per_week_array.max or 0)

  render :layout => false
end

#actions_running_time_dataObject



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# File 'app/controllers/stats_controller.rb', line 118

def actions_running_time_data
  @actions_running_time = current_user.todos.not_completed.select("created_at").reorder("created_at DESC")

  # convert to array and fill in non-existing weeks with 0
  @max_weeks = difference_in_weeks(@today, @actions_running_time.last.created_at)
  @actions_running_per_week_array = convert_to_weeks_from_today_array(@actions_running_time, @max_weeks+1, :created_at)

  # cut off chart at 52 weeks = one year
  @count = [52, @max_weeks].min

  # convert to new array to hold max @cut_off elems + 1 for sum of actions after @cut_off
  @actions_running_time_array = cut_off_array_with_sum(@actions_running_per_week_array, @count)
  @max_actions = @actions_running_time_array.max

  # get percentage done cumulative
  @cum_percent_done = convert_to_cumulative_array(@actions_running_time_array, @actions_running_time.count )

  render :layout => false
end

#actions_time_of_day_30days_dataObject



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# File 'app/controllers/stats_controller.rb', line 251

def actions_time_of_day_30days_data
  @actions_creation_hour = current_user.todos.created_after(@cut_off_month).select("created_at")
  @actions_completion_hour = current_user.todos.completed_after(@cut_off_month).select("completed_at")

  # convert to hash to be able to fill in non-existing days
  @actions_creation_hour_array = Array.new(24) { |i| 0}
  @actions_creation_hour.each{|r| @actions_creation_hour_array[r.created_at.hour] += 1 }

  # convert to hash to be able to fill in non-existing days
  @actions_completion_hour_array = Array.new(24) { |i| 0}
  @actions_completion_hour.each{|r| @actions_completion_hour_array[r.completed_at.hour] += 1 }

  @max = [@actions_creation_hour_array.max, @max = @actions_completion_hour_array.max].max

  render :layout => false
end

#actions_time_of_day_all_dataObject



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# File 'app/controllers/stats_controller.rb', line 234

def actions_time_of_day_all_data
  @actions_creation_hour = current_user.todos.select("created_at")
  @actions_completion_hour = current_user.todos.completed.select("completed_at")

  # convert to hash to be able to fill in non-existing days
  @actions_creation_hour_array = Array.new(24) { |i| 0}
  @actions_creation_hour.each{|r| @actions_creation_hour_array[r.created_at.hour] += 1 }

  # convert to hash to be able to fill in non-existing days
  @actions_completion_hour_array = Array.new(24) { |i| 0}
  @actions_completion_hour.each{|r| @actions_completion_hour_array[r.completed_at.hour] += 1 }

  @max = [@actions_creation_hour_array.max, @actions_completion_hour_array.max].max

  render :layout => false
end

#actions_visible_running_time_dataObject



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# File 'app/controllers/stats_controller.rb', line 138

def actions_visible_running_time_data
  # running means
  # - not completed (completed_at must be null)
  # visible means
  # - actions not part of a hidden project
  # - actions not part of a hidden context
  # - actions not deferred (show_from must be null)
  # - actions not pending/blocked

  @actions_running_time = current_user.todos.not_completed.not_hidden.not_deferred_or_blocked.
    select("todos.created_at").
    reorder("todos.created_at DESC")

  @max_weeks = difference_in_weeks(@today, @actions_running_time.last.created_at)
  @actions_running_per_week_array = convert_to_weeks_from_today_array(@actions_running_time, @max_weeks+1, :created_at)

  # cut off chart at 52 weeks = one year
  @count = [52, @max_weeks].min

  # convert to new array to hold max @cut_off elems + 1 for sum of actions after @cut_off
  @actions_running_time_array = cut_off_array_with_sum(@actions_running_per_week_array, @count)
  @max_actions = @actions_running_time_array.max

  # get percentage done cumulative
  @cum_percent_done = convert_to_cumulative_array(@actions_running_time_array, @actions_running_time.count )

  render :layout => false
end

#compute_running_avg_array(set, upper_bound) ⇒ Object (private)

sets “null” on first column and – if necessary – cleans up last two columns, which may have insufficient data



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# File 'app/controllers/stats_controller.rb', line 459

def compute_running_avg_array(set, upper_bound)
  result = set_three_month_avg(set, upper_bound)
  result[upper_bound-1] = result[upper_bound-1] * 3 if upper_bound == set.length
  result[upper_bound-2] = result[upper_bound-2] * 3 / 2 if upper_bound > 1 and upper_bound == set.length
  result[0] = "null"
  result
end

#context_running_actions_dataObject



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# File 'app/controllers/stats_controller.rb', line 192

def context_running_actions_data
  actions = Stats::TopContextsQuery.new(current_user, :running => true).result
  @data = Stats::PieChartData.new(actions, t('stats.spread_of_running_actions_for_visible_contexts'), 60)

  render :pie_chart_data, :layout => false
end

#context_total_actions_dataObject



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# File 'app/controllers/stats_controller.rb', line 184

def context_total_actions_data
  actions = Stats::TopContextsQuery.new(current_user).result

  @data = Stats::PieChartData.new(actions, t('stats.spread_of_actions_for_all_context'), 70)

  render :pie_chart_data, :layout => false
end

#convert_to_array(records, upper_bound) ⇒ Object (private)

uses the supplied block to determine array of indexes in hash the block should return an array of indexes each is added to the hash and summed



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# File 'app/controllers/stats_controller.rb', line 378

def convert_to_array(records, upper_bound)
  a = Array.new(upper_bound, 0)
  records.each { |r| (yield r).each { |i| a[i] += 1 if a[i] } }
  a
end

#convert_to_cumulative_array(array, max) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 426

def convert_to_cumulative_array(array, max)
  # calculate fractions
  a = Array.new(array.size){|i| array[i]*100.0/max}
  # make cumulative
  1.upto(array.size-1){ |i| a[i] += a[i-1] }
  return a
end

#convert_to_days_from_today_array(records, array_size, date_method_on_todo) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 388

def convert_to_days_from_today_array(records, array_size, date_method_on_todo)
  return convert_to_array(records, array_size){ |r| [difference_in_days(@today, r.send(date_method_on_todo))]}
end

#convert_to_weeks_from_today_array(records, array_size, date_method_on_todo) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 392

def convert_to_weeks_from_today_array(records, array_size, date_method_on_todo)
  return convert_to_array(records, array_size) { |r| [difference_in_weeks(@today, r.send(date_method_on_todo))]}
end

#convert_to_weeks_running_array(records, array_size) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 396

def convert_to_weeks_running_array(records, array_size)
  return convert_to_array(records, array_size) { |r| [difference_in_weeks(r.completed_at, r.created_at)]}
end

#convert_to_weeks_running_from_today_array(records, array_size) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 400

def convert_to_weeks_running_from_today_array(records, array_size)
  return convert_to_array(records, array_size) { |r| week_indexes_of(r) }
end

#cut_off_array(array, cut_off) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 422

def cut_off_array(array, cut_off)
  return Array.new(cut_off){|i| array[i]||0}
end

#cut_off_array_with_sum(array, cut_off) ⇒ Object (private)

returns a new array containing all elems of array up to cut_off and adds the sum of the rest of array to the last elem



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# File 'app/controllers/stats_controller.rb', line 414

def cut_off_array_with_sum(array, cut_off)
  # +1 to hold sum of rest
  a = Array.new(cut_off+1){|i| array[i]||0}
  # add rest of array to last elem
  a[cut_off] += array.inject(:+) - a.inject(:+)
  return a
end

#difference_in_days(date1, date2) ⇒ Object (private)

assumes date1 > date2



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# File 'app/controllers/stats_controller.rb', line 441

def difference_in_days(date1, date2)
  return ((date1.utc.at_midnight-date2.utc.at_midnight)/SECONDS_PER_DAY).to_i
end

#difference_in_months(date1, date2) ⇒ Object (private)

assumes date1 > date2 this results in the number of months before the month of date1, not taking days into account, so diff of 31-dec and 1-jan is 1 month!



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# File 'app/controllers/stats_controller.rb', line 436

def difference_in_months(date1, date2)
  return (date1.utc.year - date2.utc.year)*12 + (date1.utc.month - date2.utc.month)
end

#difference_in_weeks(date1, date2) ⇒ Object (private)

assumes date1 > date2



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# File 'app/controllers/stats_controller.rb', line 446

def difference_in_weeks(date1, date2)
  return difference_in_days(date1, date2) / 7
end

#doneObject



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# File 'app/controllers/stats_controller.rb', line 334

def done
  @source_view = 'done'

  init_not_done_counts

  @done_recently = current_user.todos.completed.limit(10).reorder('completed_at DESC').includes(Todo::DEFAULT_INCLUDES)
  @last_completed_projects = current_user.projects.completed.limit(10).reorder('completed_at DESC').includes(:todos, :notes)
  @last_completed_contexts = []
  @last_completed_recurring_todos = current_user.recurring_todos.completed.limit(10).reorder('completed_at DESC').includes(:tags, :taggings)
  #TODO: @last_completed_contexts = current_user.contexts.completed.all(:limit => 10, :order => 'completed_at DESC')
end

#get_ids_from(actions, week_from, week_to, at_end) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 361

def get_ids_from (actions, week_from, week_to, at_end)
  selected_todo_ids = []

  actions.each do |r|
    weeks = difference_in_weeks(@today, r.created_at)
    if at_end
      selected_todo_ids << r.id.to_s if weeks >= week_from
    else
      selected_todo_ids << r.id.to_s if weeks.between?(week_from, week_to-1)
    end
  end

  return selected_todo_ids
end

#indexObject



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# File 'app/controllers/stats_controller.rb', line 8

def index
  @page_title = t('stats.index_title')
  @hidden_contexts = current_user.contexts.hidden
  @stats = Stats::UserStats.new(current_user)
end

#initObject (private)



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# File 'app/controllers/stats_controller.rb', line 348

def init
  @me = self # for meta programming

  # get the current date wih time set to 0:0
  @today = Time.zone.now.utc.beginning_of_day

  # define cut_off date and discard the time for a month, 3 months and a year
  @cut_off_year = 12.months.ago.beginning_of_day
  @cut_off_year_plus3 = 15.months.ago.beginning_of_day
  @cut_off_month = 1.month.ago.beginning_of_day
  @cut_off_30days = 30.days.ago.beginning_of_day
end

#interpolate_avg_for_current_month(set) ⇒ Object



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# File 'app/controllers/stats_controller.rb', line 42

def interpolate_avg_for_current_month(set)
  (set[0]*(1/percent_of_month) + set[1] + set[2]) / 3.0
end

#percent_of_monthObject



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# File 'app/controllers/stats_controller.rb', line 46

def percent_of_month
  Time.zone.now.day / Time.zone.now.end_of_month.day.to_f
end

#put_events_into_month_buckets(records, array_size, date_method_on_todo) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 384

def put_events_into_month_buckets(records, array_size, date_method_on_todo)
  convert_to_array(records.select { |x| x.send(date_method_on_todo) }, array_size) { |r| [difference_in_months(@today, r.send(date_method_on_todo))]}
end

#set_three_month_avg(set, upper_bound) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 454

def set_three_month_avg(set,upper_bound)
  (0..upper_bound-1).map { |i| three_month_avg(set, i) }
end

#show_selected_actions_from_chartObject



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# File 'app/controllers/stats_controller.rb', line 268

def show_selected_actions_from_chart
  @page_title = t('stats.action_selection_title')
  @count = 99

  @source_view = 'stats'

  case params['id']
  when 'avrt', 'avrt_end' # actions_visible_running_time

    # HACK: because open flash chart uses & to denote the end of a parameter,
    # we cannot use URLs with multiple parameters (that would use &). So we
    # revert to using two id's for the same selection. avtr_end means that the
    # last bar of the chart is selected. avtr is used for all other bars

    week_from = params['index'].to_i
    week_to = week_from+1

    @chart = Stats::Chart.new('actions_visible_running_time_data')
    @page_title = t('stats.actions_selected_from_week')
    @further = false
    if params['id'] == 'avrt_end'
      @page_title += week_from.to_s + t('stats.actions_further')
      @further = true
    else
      @page_title += week_from.to_s + " - " + week_to.to_s + ""
    end

    # get all running actions that are visible
    @actions_running_time = current_user.todos.not_completed.not_hidden.not_deferred_or_blocked.
      select("todos.id, todos.created_at").
      reorder("todos.created_at DESC")

    selected_todo_ids = get_ids_from(@actions_running_time, week_from, week_to, params['id']== 'avrt_end')
    @selected_actions = selected_todo_ids.size == 0 ? [] : current_user.todos.where("id in (" + selected_todo_ids.join(",") + ")")
    @count = @selected_actions.size

    render :action => "show_selection_from_chart"

  when 'art', 'art_end'
    week_from = params['index'].to_i
    week_to = week_from+1

    @chart = Stats::Chart.new('actions_running_time_data')
    @page_title = "Actions selected from week "
    @further = false
    if params['id'] == 'art_end'
      @page_title += week_from.to_s + " and further"
      @further = true
    else
      @page_title += week_from.to_s + " - " + week_to.to_s + ""
    end

    # get all running actions
    @actions_running_time = current_user.todos.not_completed.select("id, created_at")

    selected_todo_ids = get_ids_from(@actions_running_time, week_from, week_to, params['id']=='art_end')
    @selected_actions = selected_todo_ids.size == 0 ? [] : current_user.todos.where("id in (#{selected_todo_ids.join(",")})")
    @count = @selected_actions.size

    render :action => "show_selection_from_chart"
  else
    # render error
    render_failure "404 NOT FOUND. Unknown query selected"
  end
end

#three_month_avg(set, i) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 450

def three_month_avg(set, i)
  (set.fetch(i,0) + set.fetch(i+1,0) + set.fetch(i+2,0)) / 3.0
end

#week_indexes_of(record) ⇒ Object (private)



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# File 'app/controllers/stats_controller.rb', line 404

def week_indexes_of(record)
  a = []
  start_week = difference_in_weeks(@today, record.created_at)
  end_week   = record.completed_at ? difference_in_weeks(@today, record.completed_at) : 0
  end_week.upto(start_week) { |i| a << i };
  return a
end