Class: Diggit::DevelopersActivity::Analyses::MonthsActivityAnalysis

Inherits:
ActivityAnalysis
  • Object
show all
Defined in:
lib/diggit/developers_activity/analyses/months_activity_analysis.rb

Instance Method Summary collapse

Methods inherited from ActivityAnalysis

#load_options

Methods included from Diggit::DevelopersActivity::ActivityExtractor

#extract_developers_activity

Constructor Details

#initialize(*args) ⇒ MonthsActivityAnalysis

Returns a new instance of MonthsActivityAnalysis.



17
18
19
20
21
22
 
# File 'lib/diggit/developers_activity/analyses/months_activity_analysis.rb', line 17

def initialize(*args)
  super(*args)
  # can be :before, :after, or :both
  @months_to_extract = @options.key?(OPT_MONTHS_TO_EXTRACT) ? @options[OPT_MONTHS_TO_EXTRACT].to_sym : :before
  @num_months_to_extract = @options.key?(OPT_NUM_MONTHS_TO_EXTRACT) ? @options[OPT_NUM_MONTHS_TO_EXTRACT].to_i : 12
end

Instance Method Details

#clean ⇒ Object 



30
31
32
33
 
# File 'lib/diggit/developers_activity/analyses/months_activity_analysis.rb', line 30

def clean
  db.client[MONTHS_BEFORE_COL].find({ project: @source.url }).delete_many unless @months_to_extract == :after
  db.client[MONTHS_AFTER_COL].find({ project: @source.url }).delete_many unless @months_to_extract == :before
end

#extract_months_after ⇒ Object 



70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
 
# File 'lib/diggit/developers_activity/analyses/months_activity_analysis.rb', line 70

def extract_months_after
  print("Extracting monthly activity (after S_0) ")
  STDOUT.flush
  Renames.clear
  r_0 = repo.lookup(src_opt[@source]["cloc-commit-id"])
  r_last = repo.lookup(src_opt[@source]["R_last"])
  t_0 = r_0.author[:time]

  walker = Rugged::Walker.new(repo)
  walker.sorting(Rugged::SORT_DATE | Rugged::SORT_REVERSE)
  walker.push(r_last)
  t_next_month = t_0 + MONTH_SECONDS
  month_num = 1
  commits = []
  walker.each do |commit|
    t = commit.author[:time]
    next if t < t_0
    Renames.extract_commit_renames(commit, false)
    commits << commit if commit.parents.size == 1
    if t > t_next_month
      print('.')
      STDOUT.flush
      m = ActivityExtractor.extract_developers_activity(@source, commits, month_num)
      db.insert(MONTHS_AFTER_COL, m) unless m.empty?
      month_num += 1
      t_next_month += MONTH_SECONDS
      commits = []
    end
    break if month_num > @num_months_to_extract
  end
  print("\n")
  STDOUT.flush
end

#extract_months_before ⇒ Object 



35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
 
# File 'lib/diggit/developers_activity/analyses/months_activity_analysis.rb', line 35

def extract_months_before
  print("Extracting monthly activity (before S_0)")
  STDOUT.flush
  Renames.clear
  r_0 = repo.lookup(src_opt[@source]["cloc-commit-id"])
  t_first = repo.lookup(src_opt[@source]["R_first"]).author[:time]

  t_0 = r_0.author[:time]

  walker = Rugged::Walker.new(repo)
  walker.sorting(Rugged::SORT_DATE)
  walker.push(r_0)

  t_previous_month = t_0 - MONTH_SECONDS
  month_num = 1
  commits = []
  walker.each do |commit|
    t = commit.author[:time]
    Renames.extract_commit_renames(commit, true)
    commits << commit if commit.parents.size == 1
    if t < t_previous_month || t < t_first
      print('.')
      STDOUT.flush
      m = extract_developers_activity(@source, commits, month_num)
      db.insert(MONTHS_BEFORE_COL, m) unless m.empty?
      month_num += 1
      t_previous_month -= MONTH_SECONDS
      commits = []
    end
    break if t < t_first || month_num > @num_months_to_extract
  end
  print("\n")
  STDOUT.flush
end

#run ⇒ Object 



24
25
26
27
28
 
# File 'lib/diggit/developers_activity/analyses/months_activity_analysis.rb', line 24

def run
  super
  extract_months_before unless @months_to_extract == :after
  extract_months_after unless @months_to_extract == :before
end