1 # Redmine - project management software
2 # Copyright (C) 2006-2011 Jean-Philippe Lang
3 #
4 # This program is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU General Public License
6 # as published by the Free Software Foundation; either version 2
7 # of the License, or (at your option) any later version.
8 #
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
13 #
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17
18 module Redmine
19 module Helpers
20 class TimeReport
21 attr_reader :criteria, :columns, :from, :to, :hours, :total_hours, :periods
22
23 def initialize(project, issue, criteria, columns, from, to)
24 @project = project
25 @issue = issue
26
27 @criteria = criteria || []
28 @criteria = @criteria.select{|criteria| available_criteria.has_key? criteria}
29 @criteria.uniq!
30 @criteria = @criteria[0,3]
31
32 @columns = (columns && %w(year month week day).include?(columns)) ? columns : 'month'
33 @from = from
34 @to = to
35
36 run
37 end
38
39 def available_criteria
40 @available_criteria || load_available_criteria
41 end
42
43 private
44
45 def run
46 unless @criteria.empty?
47 scope = TimeEntry.visible.spent_between(@from, @to)
48 if @issue
49 scope = scope.on_issue(@issue)
50 elsif @project
51 scope = scope.on_project(@project, Setting.display_subprojects_issues?)
52 end
53 time_columns = %w(tyear tmonth tweek spent_on)
54 @hours = []
55 scope.sum(:hours, :include => :issue, :group => @criteria.collect{|criteria| @available_criteria[criteria][:sql]} + time_columns).each do |hash, hours|
56 h = {'hours' => hours}
57 (@criteria + time_columns).each_with_index do |name, i|
58 h[name] = hash[i]
59 end
60 @hours << h
61 end
62
63 @hours.each do |row|
64 case @columns
65 when 'year'
66 row['year'] = row['tyear']
67 when 'month'
68 row['month'] = "#{row['tyear']}-#{row['tmonth']}"
69 when 'week'
70 row['week'] = "#{row['tyear']}-#{row['tweek']}"
71 when 'day'
72 row['day'] = "#{row['spent_on']}"
73 end
74 end
75
76 if @from.nil?
77 min = @hours.collect {|row| row['spent_on']}.min
78 @from = min ? min.to_date : Date.today
79 end
80
81 if @to.nil?
82 max = @hours.collect {|row| row['spent_on']}.max
83 @to = max ? max.to_date : Date.today
84 end
85
86 @total_hours = @hours.inject(0) {|s,k| s = s + k['hours'].to_f}
87
88 @periods = []
89 # Date#at_beginning_of_ not supported in Rails 1.2.x
90 date_from = @from.to_time
91 # 100 columns max
92 while date_from <= @to.to_time && @periods.length < 100
93 case @columns
94 when 'year'
95 @periods << "#{date_from.year}"
96 date_from = (date_from + 1.year).at_beginning_of_year
97 when 'month'
98 @periods << "#{date_from.year}-#{date_from.month}"
99 date_from = (date_from + 1.month).at_beginning_of_month
100 when 'week'
101 @periods << "#{date_from.year}-#{date_from.to_date.cweek}"
102 date_from = (date_from + 7.day).at_beginning_of_week
103 when 'day'
104 @periods << "#{date_from.to_date}"
105 date_from = date_from + 1.day
106 end
107 end
108 end
109 end
110
111 def load_available_criteria
112 @available_criteria = { 'project' => {:sql => "#{TimeEntry.table_name}.project_id",
113 :klass => Project,
114 :label => :label_project},
115 'status' => {:sql => "#{Issue.table_name}.status_id",
116 :klass => IssueStatus,
117 :label => :field_status},
118 'version' => {:sql => "#{Issue.table_name}.fixed_version_id",
119 :klass => Version,
120 :label => :label_version},
121 'category' => {:sql => "#{Issue.table_name}.category_id",
122 :klass => IssueCategory,
123 :label => :field_category},
124 'member' => {:sql => "#{TimeEntry.table_name}.user_id",
125 :klass => User,
126 :label => :label_member},
127 'tracker' => {:sql => "#{Issue.table_name}.tracker_id",
128 :klass => Tracker,
129 :label => :label_tracker},
130 'activity' => {:sql => "#{TimeEntry.table_name}.activity_id",
131 :klass => TimeEntryActivity,
132 :label => :label_activity},
133 'issue' => {:sql => "#{TimeEntry.table_name}.issue_id",
134 :klass => Issue,
135 :label => :label_issue}
136 }
137
138 # Add list and boolean custom fields as available criteria
139 custom_fields = (@project.nil? ? IssueCustomField.for_all : @project.all_issue_custom_fields)
140 custom_fields.select {|cf| %w(list bool).include? cf.field_format }.each do |cf|
141 @available_criteria["cf_#{cf.id}"] = {:sql => "(SELECT c.value FROM #{CustomValue.table_name} c WHERE c.custom_field_id = #{cf.id} AND c.customized_type = 'Issue' AND c.customized_id = #{Issue.table_name}.id)",
142 :format => cf.field_format,
143 :label => cf.name}
144 end if @project
145
146 # Add list and boolean time entry custom fields
147 TimeEntryCustomField.find(:all).select {|cf| %w(list bool).include? cf.field_format }.each do |cf|
148 @available_criteria["cf_#{cf.id}"] = {:sql => "(SELECT c.value FROM #{CustomValue.table_name} c WHERE c.custom_field_id = #{cf.id} AND c.customized_type = 'TimeEntry' AND c.customized_id = #{TimeEntry.table_name}.id)",
149 :format => cf.field_format,
150 :label => cf.name}
151 end
152
153 # Add list and boolean time entry activity custom fields
154 TimeEntryActivityCustomField.find(:all).select {|cf| %w(list bool).include? cf.field_format }.each do |cf|
155 @available_criteria["cf_#{cf.id}"] = {:sql => "(SELECT c.value FROM #{CustomValue.table_name} c WHERE c.custom_field_id = #{cf.id} AND c.customized_type = 'Enumeration' AND c.customized_id = #{TimeEntry.table_name}.activity_id)",
156 :format => cf.field_format,
157 :label => cf.name}
158 end
159
160 @available_criteria
161 end
162 end
163 end
164 end