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Jean-Philippe Lang -
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1 1 # redMine - project management software
2 2 # Copyright (C) 2006-2007 Jean-Philippe Lang
3 3 #
4 4 # This program is free software; you can redistribute it and/or
5 5 # modify it under the terms of the GNU General Public License
6 6 # as published by the Free Software Foundation; either version 2
7 7 # of the License, or (at your option) any later version.
8 8 #
9 9 # This program is distributed in the hope that it will be useful,
10 10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 12 # GNU General Public License for more details.
13 13 #
14 14 # You should have received a copy of the GNU General Public License
15 15 # along with this program; if not, write to the Free Software
16 16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 17
18 18 class QueryColumn
19 19 attr_accessor :name, :sortable, :default_order
20 20 include GLoc
21 21
22 22 def initialize(name, options={})
23 23 self.name = name
24 24 self.sortable = options[:sortable]
25 25 self.default_order = options[:default_order]
26 26 end
27 27
28 28 def caption
29 29 set_language_if_valid(User.current.language)
30 30 l("field_#{name}")
31 31 end
32 32 end
33 33
34 34 class QueryCustomFieldColumn < QueryColumn
35 35
36 36 def initialize(custom_field)
37 37 self.name = "cf_#{custom_field.id}".to_sym
38 38 self.sortable = false
39 39 @cf = custom_field
40 40 end
41 41
42 42 def caption
43 43 @cf.name
44 44 end
45 45
46 46 def custom_field
47 47 @cf
48 48 end
49 49 end
50 50
51 51 class Query < ActiveRecord::Base
52 52 belongs_to :project
53 53 belongs_to :user
54 54 serialize :filters
55 55 serialize :column_names
56 56
57 57 attr_protected :project_id, :user_id
58 58
59 59 validates_presence_of :name, :on => :save
60 60 validates_length_of :name, :maximum => 255
61 61
62 62 @@operators = { "=" => :label_equals,
63 63 "!" => :label_not_equals,
64 64 "o" => :label_open_issues,
65 65 "c" => :label_closed_issues,
66 66 "!*" => :label_none,
67 67 "*" => :label_all,
68 68 ">=" => '>=',
69 69 "<=" => '<=',
70 70 "<t+" => :label_in_less_than,
71 71 ">t+" => :label_in_more_than,
72 72 "t+" => :label_in,
73 73 "t" => :label_today,
74 74 "w" => :label_this_week,
75 75 ">t-" => :label_less_than_ago,
76 76 "<t-" => :label_more_than_ago,
77 77 "t-" => :label_ago,
78 78 "~" => :label_contains,
79 79 "!~" => :label_not_contains }
80 80
81 81 cattr_reader :operators
82 82
83 83 @@operators_by_filter_type = { :list => [ "=", "!" ],
84 84 :list_status => [ "o", "=", "!", "c", "*" ],
85 85 :list_optional => [ "=", "!", "!*", "*" ],
86 86 :list_subprojects => [ "*", "!*", "=" ],
87 87 :date => [ "<t+", ">t+", "t+", "t", "w", ">t-", "<t-", "t-" ],
88 88 :date_past => [ ">t-", "<t-", "t-", "t", "w" ],
89 89 :string => [ "=", "~", "!", "!~" ],
90 90 :text => [ "~", "!~" ],
91 91 :integer => [ "=", ">=", "<=" ] }
92 92
93 93 cattr_reader :operators_by_filter_type
94 94
95 95 @@available_columns = [
96 96 QueryColumn.new(:tracker, :sortable => "#{Tracker.table_name}.position"),
97 97 QueryColumn.new(:status, :sortable => "#{IssueStatus.table_name}.position"),
98 98 QueryColumn.new(:priority, :sortable => "#{Enumeration.table_name}.position", :default_order => 'desc'),
99 99 QueryColumn.new(:subject, :sortable => "#{Issue.table_name}.subject"),
100 100 QueryColumn.new(:author),
101 101 QueryColumn.new(:assigned_to, :sortable => "#{User.table_name}.lastname"),
102 102 QueryColumn.new(:updated_on, :sortable => "#{Issue.table_name}.updated_on", :default_order => 'desc'),
103 103 QueryColumn.new(:category, :sortable => "#{IssueCategory.table_name}.name"),
104 104 QueryColumn.new(:fixed_version, :sortable => "#{Version.table_name}.effective_date", :default_order => 'desc'),
105 105 QueryColumn.new(:start_date, :sortable => "#{Issue.table_name}.start_date"),
106 106 QueryColumn.new(:due_date, :sortable => "#{Issue.table_name}.due_date"),
107 107 QueryColumn.new(:estimated_hours, :sortable => "#{Issue.table_name}.estimated_hours"),
108 108 QueryColumn.new(:done_ratio, :sortable => "#{Issue.table_name}.done_ratio"),
109 109 QueryColumn.new(:created_on, :sortable => "#{Issue.table_name}.created_on", :default_order => 'desc'),
110 110 ]
111 111 cattr_reader :available_columns
112 112
113 113 def initialize(attributes = nil)
114 114 super attributes
115 115 self.filters ||= { 'status_id' => {:operator => "o", :values => [""]} }
116 116 set_language_if_valid(User.current.language)
117 117 end
118 118
119 119 def after_initialize
120 120 # Store the fact that project is nil (used in #editable_by?)
121 121 @is_for_all = project.nil?
122 122 end
123 123
124 124 def validate
125 125 filters.each_key do |field|
126 126 errors.add label_for(field), :activerecord_error_blank unless
127 127 # filter requires one or more values
128 128 (values_for(field) and !values_for(field).first.blank?) or
129 129 # filter doesn't require any value
130 130 ["o", "c", "!*", "*", "t", "w"].include? operator_for(field)
131 131 end if filters
132 132 end
133 133
134 134 def editable_by?(user)
135 135 return false unless user
136 136 # Admin can edit them all and regular users can edit their private queries
137 137 return true if user.admin? || (!is_public && self.user_id == user.id)
138 138 # Members can not edit public queries that are for all project (only admin is allowed to)
139 139 is_public && !@is_for_all && user.allowed_to?(:manage_public_queries, project)
140 140 end
141 141
142 142 def available_filters
143 143 return @available_filters if @available_filters
144 144
145 145 trackers = project.nil? ? Tracker.find(:all, :order => 'position') : project.rolled_up_trackers
146 146
147 147 @available_filters = { "status_id" => { :type => :list_status, :order => 1, :values => IssueStatus.find(:all, :order => 'position').collect{|s| [s.name, s.id.to_s] } },
148 148 "tracker_id" => { :type => :list, :order => 2, :values => trackers.collect{|s| [s.name, s.id.to_s] } },
149 149 "priority_id" => { :type => :list, :order => 3, :values => Enumeration.find(:all, :conditions => ['opt=?','IPRI'], :order => 'position').collect{|s| [s.name, s.id.to_s] } },
150 150 "subject" => { :type => :text, :order => 8 },
151 151 "created_on" => { :type => :date_past, :order => 9 },
152 152 "updated_on" => { :type => :date_past, :order => 10 },
153 153 "start_date" => { :type => :date, :order => 11 },
154 154 "due_date" => { :type => :date, :order => 12 },
155 155 "done_ratio" => { :type => :integer, :order => 13 }}
156 156
157 157 user_values = []
158 158 user_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
159 159 if project
160 160 user_values += project.users.sort.collect{|s| [s.name, s.id.to_s] }
161 161 else
162 162 # members of the user's projects
163 163 user_values += User.current.projects.collect(&:users).flatten.uniq.sort.collect{|s| [s.name, s.id.to_s] }
164 164 end
165 165 @available_filters["assigned_to_id"] = { :type => :list_optional, :order => 4, :values => user_values } unless user_values.empty?
166 166 @available_filters["author_id"] = { :type => :list, :order => 5, :values => user_values } unless user_values.empty?
167 167
168 168 if project
169 169 # project specific filters
170 170 @available_filters["category_id"] = { :type => :list_optional, :order => 6, :values => @project.issue_categories.collect{|s| [s.name, s.id.to_s] } }
171 @available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => @project.versions.sort.collect{|s| [s.name, s.id.to_s] } }
171 unless @project.versions.empty?
172 @available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => @project.versions.sort.collect{|s| [s.name, s.id.to_s] } }
173 end
172 174 unless @project.active_children.empty?
173 175 @available_filters["subproject_id"] = { :type => :list_subprojects, :order => 13, :values => @project.active_children.collect{|s| [s.name, s.id.to_s] } }
174 176 end
175 177 @project.all_custom_fields.select(&:is_filter?).each do |field|
176 178 case field.field_format
177 179 when "text"
178 180 options = { :type => :text, :order => 20 }
179 181 when "list"
180 182 options = { :type => :list_optional, :values => field.possible_values, :order => 20}
181 183 when "date"
182 184 options = { :type => :date, :order => 20 }
183 185 when "bool"
184 186 options = { :type => :list, :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]], :order => 20 }
185 187 else
186 188 options = { :type => :string, :order => 20 }
187 189 end
188 190 @available_filters["cf_#{field.id}"] = options.merge({ :name => field.name })
189 191 end
190 192 # remove category filter if no category defined
191 193 @available_filters.delete "category_id" if @available_filters["category_id"][:values].empty?
192 194 end
193 195 @available_filters
194 196 end
195 197
196 198 def add_filter(field, operator, values)
197 199 # values must be an array
198 200 return unless values and values.is_a? Array # and !values.first.empty?
199 201 # check if field is defined as an available filter
200 202 if available_filters.has_key? field
201 203 filter_options = available_filters[field]
202 204 # check if operator is allowed for that filter
203 205 #if @@operators_by_filter_type[filter_options[:type]].include? operator
204 206 # allowed_values = values & ([""] + (filter_options[:values] || []).collect {|val| val[1]})
205 207 # filters[field] = {:operator => operator, :values => allowed_values } if (allowed_values.first and !allowed_values.first.empty?) or ["o", "c", "!*", "*", "t"].include? operator
206 208 #end
207 209 filters[field] = {:operator => operator, :values => values }
208 210 end
209 211 end
210 212
211 213 def add_short_filter(field, expression)
212 214 return unless expression
213 215 parms = expression.scan(/^(o|c|\!|\*)?(.*)$/).first
214 216 add_filter field, (parms[0] || "="), [parms[1] || ""]
215 217 end
216 218
217 219 def has_filter?(field)
218 220 filters and filters[field]
219 221 end
220 222
221 223 def operator_for(field)
222 224 has_filter?(field) ? filters[field][:operator] : nil
223 225 end
224 226
225 227 def values_for(field)
226 228 has_filter?(field) ? filters[field][:values] : nil
227 229 end
228 230
229 231 def label_for(field)
230 232 label = available_filters[field][:name] if available_filters.has_key?(field)
231 233 label ||= field.gsub(/\_id$/, "")
232 234 end
233 235
234 236 def available_columns
235 237 return @available_columns if @available_columns
236 238 @available_columns = Query.available_columns
237 239 @available_columns += (project ?
238 240 project.all_custom_fields :
239 241 IssueCustomField.find(:all, :conditions => {:is_for_all => true})
240 242 ).collect {|cf| QueryCustomFieldColumn.new(cf) }
241 243 end
242 244
243 245 def columns
244 246 if has_default_columns?
245 247 available_columns.select {|c| Setting.issue_list_default_columns.include?(c.name.to_s) }
246 248 else
247 249 # preserve the column_names order
248 250 column_names.collect {|name| available_columns.find {|col| col.name == name}}.compact
249 251 end
250 252 end
251 253
252 254 def column_names=(names)
253 255 names = names.select {|n| n.is_a?(Symbol) || !n.blank? } if names
254 256 names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym } if names
255 257 write_attribute(:column_names, names)
256 258 end
257 259
258 260 def has_column?(column)
259 261 column_names && column_names.include?(column.name)
260 262 end
261 263
262 264 def has_default_columns?
263 265 column_names.nil? || column_names.empty?
264 266 end
265 267
266 268 def statement
267 269 # project/subprojects clause
268 270 project_clauses = []
269 271 if project && !@project.active_children.empty?
270 272 ids = [project.id]
271 273 if has_filter?("subproject_id")
272 274 case operator_for("subproject_id")
273 275 when '='
274 276 # include the selected subprojects
275 277 ids += values_for("subproject_id").each(&:to_i)
276 278 when '!*'
277 279 # main project only
278 280 else
279 281 # all subprojects
280 282 ids += project.child_ids
281 283 end
282 284 elsif Setting.display_subprojects_issues?
283 285 ids += project.child_ids
284 286 end
285 287 project_clauses << "#{Issue.table_name}.project_id IN (%s)" % ids.join(',')
286 288 elsif project
287 289 project_clauses << "#{Issue.table_name}.project_id = %d" % project.id
288 290 end
289 291 project_clauses << Project.visible_by(User.current)
290 292
291 293 # filters clauses
292 294 filters_clauses = []
293 295 filters.each_key do |field|
294 296 next if field == "subproject_id"
295 297 v = values_for(field).clone
296 298 next unless v and !v.empty?
297 299
298 300 sql = ''
299 301 is_custom_filter = false
300 302 if field =~ /^cf_(\d+)$/
301 303 # custom field
302 304 db_table = CustomValue.table_name
303 305 db_field = 'value'
304 306 is_custom_filter = true
305 307 sql << "#{Issue.table_name}.id IN (SELECT #{Issue.table_name}.id FROM #{Issue.table_name} LEFT OUTER JOIN #{db_table} ON #{db_table}.customized_type='Issue' AND #{db_table}.customized_id=#{Issue.table_name}.id AND #{db_table}.custom_field_id=#{$1} WHERE "
306 308 else
307 309 # regular field
308 310 db_table = Issue.table_name
309 311 db_field = field
310 312 sql << '('
311 313 end
312 314
313 315 # "me" value subsitution
314 316 if %w(assigned_to_id author_id).include?(field)
315 317 v.push(User.current.logged? ? User.current.id.to_s : "0") if v.delete("me")
316 318 end
317 319
318 320 case operator_for field
319 321 when "="
320 322 sql = sql + "#{db_table}.#{db_field} IN (" + v.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")"
321 323 when "!"
322 324 sql = sql + "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + v.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + "))"
323 325 when "!*"
324 326 sql = sql + "#{db_table}.#{db_field} IS NULL"
325 327 sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter
326 328 when "*"
327 329 sql = sql + "#{db_table}.#{db_field} IS NOT NULL"
328 330 sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
329 331 when ">="
330 332 sql = sql + "#{db_table}.#{db_field} >= #{v.first.to_i}"
331 333 when "<="
332 334 sql = sql + "#{db_table}.#{db_field} <= #{v.first.to_i}"
333 335 when "o"
334 336 sql = sql + "#{IssueStatus.table_name}.is_closed=#{connection.quoted_false}" if field == "status_id"
335 337 when "c"
336 338 sql = sql + "#{IssueStatus.table_name}.is_closed=#{connection.quoted_true}" if field == "status_id"
337 339 when ">t-"
338 340 sql = sql + "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date((Date.today - v.first.to_i).to_time), connection.quoted_date((Date.today + 1).to_time)]
339 341 when "<t-"
340 342 sql = sql + "#{db_table}.#{db_field} <= '%s'" % connection.quoted_date((Date.today - v.first.to_i).to_time)
341 343 when "t-"
342 344 sql = sql + "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date((Date.today - v.first.to_i).to_time), connection.quoted_date((Date.today - v.first.to_i + 1).to_time)]
343 345 when ">t+"
344 346 sql = sql + "#{db_table}.#{db_field} >= '%s'" % connection.quoted_date((Date.today + v.first.to_i).to_time)
345 347 when "<t+"
346 348 sql = sql + "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date(Date.today.to_time), connection.quoted_date((Date.today + v.first.to_i + 1).to_time)]
347 349 when "t+"
348 350 sql = sql + "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date((Date.today + v.first.to_i).to_time), connection.quoted_date((Date.today + v.first.to_i + 1).to_time)]
349 351 when "t"
350 352 sql = sql + "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date(Date.today.to_time), connection.quoted_date((Date.today+1).to_time)]
351 353 when "w"
352 354 from = l(:general_first_day_of_week) == '7' ?
353 355 # week starts on sunday
354 356 ((Date.today.cwday == 7) ? Time.now.at_beginning_of_day : Time.now.at_beginning_of_week - 1.day) :
355 357 # week starts on monday (Rails default)
356 358 Time.now.at_beginning_of_week
357 359 sql = sql + "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date(from), connection.quoted_date(from + 7.days)]
358 360 when "~"
359 361 sql = sql + "#{db_table}.#{db_field} LIKE '%#{connection.quote_string(v.first)}%'"
360 362 when "!~"
361 363 sql = sql + "#{db_table}.#{db_field} NOT LIKE '%#{connection.quote_string(v.first)}%'"
362 364 end
363 365 sql << ')'
364 366 filters_clauses << sql
365 367 end if filters and valid?
366 368
367 369 (project_clauses + filters_clauses).join(' AND ')
368 370 end
369 371 end
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