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1 1 # Redmine - project management software
2 2 # Copyright (C) 2006-2011 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, :groupable, :default_order
20 20 include Redmine::I18n
21 21
22 22 def initialize(name, options={})
23 23 self.name = name
24 24 self.sortable = options[:sortable]
25 25 self.groupable = options[:groupable] || false
26 26 if groupable == true
27 27 self.groupable = name.to_s
28 28 end
29 29 self.default_order = options[:default_order]
30 30 @caption_key = options[:caption] || "field_#{name}"
31 31 end
32 32
33 33 def caption
34 34 l(@caption_key)
35 35 end
36 36
37 37 # Returns true if the column is sortable, otherwise false
38 38 def sortable?
39 39 !@sortable.nil?
40 40 end
41 41
42 42 def sortable
43 43 @sortable.is_a?(Proc) ? @sortable.call : @sortable
44 44 end
45 45
46 46 def value(issue)
47 47 issue.send name
48 48 end
49 49
50 50 def css_classes
51 51 name
52 52 end
53 53 end
54 54
55 55 class QueryCustomFieldColumn < QueryColumn
56 56
57 57 def initialize(custom_field)
58 58 self.name = "cf_#{custom_field.id}".to_sym
59 59 self.sortable = custom_field.order_statement || false
60 60 if %w(list date bool int).include?(custom_field.field_format)
61 61 self.groupable = custom_field.order_statement
62 62 end
63 63 self.groupable ||= false
64 64 @cf = custom_field
65 65 end
66 66
67 67 def caption
68 68 @cf.name
69 69 end
70 70
71 71 def custom_field
72 72 @cf
73 73 end
74 74
75 75 def value(issue)
76 76 cv = issue.custom_values.detect {|v| v.custom_field_id == @cf.id}
77 77 cv && @cf.cast_value(cv.value)
78 78 end
79 79
80 80 def css_classes
81 81 @css_classes ||= "#{name} #{@cf.field_format}"
82 82 end
83 83 end
84 84
85 85 class Query < ActiveRecord::Base
86 86 class StatementInvalid < ::ActiveRecord::StatementInvalid
87 87 end
88 88
89 89 belongs_to :project
90 90 belongs_to :user
91 91 serialize :filters
92 92 serialize :column_names
93 93 serialize :sort_criteria, Array
94 94
95 95 attr_protected :project_id, :user_id
96 96
97 97 validates_presence_of :name, :on => :save
98 98 validates_length_of :name, :maximum => 255
99 99 validate :validate_query_filters
100 100
101 101 @@operators = { "=" => :label_equals,
102 102 "!" => :label_not_equals,
103 103 "o" => :label_open_issues,
104 104 "c" => :label_closed_issues,
105 105 "!*" => :label_none,
106 106 "*" => :label_all,
107 107 ">=" => :label_greater_or_equal,
108 108 "<=" => :label_less_or_equal,
109 109 "><" => :label_between,
110 110 "<t+" => :label_in_less_than,
111 111 ">t+" => :label_in_more_than,
112 112 "t+" => :label_in,
113 113 "t" => :label_today,
114 114 "w" => :label_this_week,
115 115 ">t-" => :label_less_than_ago,
116 116 "<t-" => :label_more_than_ago,
117 117 "t-" => :label_ago,
118 118 "~" => :label_contains,
119 119 "!~" => :label_not_contains }
120 120
121 121 cattr_reader :operators
122 122
123 123 @@operators_by_filter_type = { :list => [ "=", "!" ],
124 124 :list_status => [ "o", "=", "!", "c", "*" ],
125 125 :list_optional => [ "=", "!", "!*", "*" ],
126 126 :list_subprojects => [ "*", "!*", "=" ],
127 127 :date => [ "=", ">=", "<=", "><", "<t+", ">t+", "t+", "t", "w", ">t-", "<t-", "t-", "!*", "*" ],
128 128 :date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "t-", "t", "w", "!*", "*" ],
129 129 :string => [ "=", "~", "!", "!~" ],
130 130 :text => [ "~", "!~" ],
131 131 :integer => [ "=", ">=", "<=", "><", "!*", "*" ],
132 132 :float => [ "=", ">=", "<=", "><", "!*", "*" ] }
133 133
134 134 cattr_reader :operators_by_filter_type
135 135
136 136 @@available_columns = [
137 137 QueryColumn.new(:project, :sortable => "#{Project.table_name}.name", :groupable => true),
138 138 QueryColumn.new(:tracker, :sortable => "#{Tracker.table_name}.position", :groupable => true),
139 139 QueryColumn.new(:parent, :sortable => ["#{Issue.table_name}.root_id", "#{Issue.table_name}.lft ASC"], :default_order => 'desc', :caption => :field_parent_issue),
140 140 QueryColumn.new(:status, :sortable => "#{IssueStatus.table_name}.position", :groupable => true),
141 141 QueryColumn.new(:priority, :sortable => "#{IssuePriority.table_name}.position", :default_order => 'desc', :groupable => true),
142 142 QueryColumn.new(:subject, :sortable => "#{Issue.table_name}.subject"),
143 143 QueryColumn.new(:author, :sortable => lambda {User.fields_for_order_statement("authors")}, :groupable => true),
144 144 QueryColumn.new(:assigned_to, :sortable => lambda {User.fields_for_order_statement}, :groupable => true),
145 145 QueryColumn.new(:updated_on, :sortable => "#{Issue.table_name}.updated_on", :default_order => 'desc'),
146 146 QueryColumn.new(:category, :sortable => "#{IssueCategory.table_name}.name", :groupable => true),
147 147 QueryColumn.new(:fixed_version, :sortable => ["#{Version.table_name}.effective_date", "#{Version.table_name}.name"], :default_order => 'desc', :groupable => true),
148 148 QueryColumn.new(:start_date, :sortable => "#{Issue.table_name}.start_date"),
149 149 QueryColumn.new(:due_date, :sortable => "#{Issue.table_name}.due_date"),
150 150 QueryColumn.new(:estimated_hours, :sortable => "#{Issue.table_name}.estimated_hours"),
151 151 QueryColumn.new(:done_ratio, :sortable => "#{Issue.table_name}.done_ratio", :groupable => true),
152 152 QueryColumn.new(:created_on, :sortable => "#{Issue.table_name}.created_on", :default_order => 'desc'),
153 153 ]
154 154 cattr_reader :available_columns
155 155
156 156 named_scope :visible, lambda {|*args|
157 157 user = args.shift || User.current
158 158 base = Project.allowed_to_condition(user, :view_issues, *args)
159 159 user_id = user.logged? ? user.id : 0
160 160 {
161 161 :conditions => ["(#{table_name}.project_id IS NULL OR (#{base})) AND (#{table_name}.is_public = ? OR #{table_name}.user_id = ?)", true, user_id],
162 162 :include => :project
163 163 }
164 164 }
165 165
166 166 def initialize(attributes=nil, *args)
167 167 super attributes
168 168 self.filters ||= { 'status_id' => {:operator => "o", :values => [""]} }
169 169 @is_for_all = project.nil?
170 170 end
171 171
172 172 def validate_query_filters
173 173 filters.each_key do |field|
174 174 if values_for(field)
175 175 case type_for(field)
176 176 when :integer
177 177 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }
178 178 when :float
179 179 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+(\.\d*)?$/) }
180 180 when :date, :date_past
181 181 case operator_for(field)
182 182 when "=", ">=", "<=", "><"
183 183 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && (!v.match(/^\d{4}-\d{2}-\d{2}$/) || (Date.parse(v) rescue nil).nil?) }
184 184 when ">t-", "<t-", "t-"
185 185 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }
186 186 end
187 187 end
188 188 end
189 189
190 190 add_filter_error(field, :blank) unless
191 191 # filter requires one or more values
192 192 (values_for(field) and !values_for(field).first.blank?) or
193 193 # filter doesn't require any value
194 194 ["o", "c", "!*", "*", "t", "w"].include? operator_for(field)
195 195 end if filters
196 196 end
197 197
198 198 def add_filter_error(field, message)
199 199 m = label_for(field) + " " + l(message, :scope => 'activerecord.errors.messages')
200 200 errors.add(:base, m)
201 201 end
202 202
203 203 # Returns true if the query is visible to +user+ or the current user.
204 204 def visible?(user=User.current)
205 205 (project.nil? || user.allowed_to?(:view_issues, project)) && (self.is_public? || self.user_id == user.id)
206 206 end
207 207
208 208 def editable_by?(user)
209 209 return false unless user
210 210 # Admin can edit them all and regular users can edit their private queries
211 211 return true if user.admin? || (!is_public && self.user_id == user.id)
212 212 # Members can not edit public queries that are for all project (only admin is allowed to)
213 213 is_public && !@is_for_all && user.allowed_to?(:manage_public_queries, project)
214 214 end
215 215
216 216 def available_filters
217 217 return @available_filters if @available_filters
218 218
219 219 trackers = project.nil? ? Tracker.find(:all, :order => 'position') : project.rolled_up_trackers
220 220
221 221 @available_filters = { "status_id" => { :type => :list_status, :order => 1, :values => IssueStatus.find(:all, :order => 'position').collect{|s| [s.name, s.id.to_s] } },
222 222 "tracker_id" => { :type => :list, :order => 2, :values => trackers.collect{|s| [s.name, s.id.to_s] } },
223 223 "priority_id" => { :type => :list, :order => 3, :values => IssuePriority.all.collect{|s| [s.name, s.id.to_s] } },
224 224 "subject" => { :type => :text, :order => 8 },
225 225 "created_on" => { :type => :date_past, :order => 9 },
226 226 "updated_on" => { :type => :date_past, :order => 10 },
227 227 "start_date" => { :type => :date, :order => 11 },
228 228 "due_date" => { :type => :date, :order => 12 },
229 229 "estimated_hours" => { :type => :float, :order => 13 },
230 230 "done_ratio" => { :type => :integer, :order => 14 }}
231 231
232 232 principals = []
233 233 if project
234 234 principals += project.principals.sort
235 235 else
236 236 all_projects = Project.visible.all
237 237 if all_projects.any?
238 238 # members of visible projects
239 239 principals += Principal.active.find(:all, :conditions => ["#{User.table_name}.id IN (SELECT DISTINCT user_id FROM members WHERE project_id IN (?))", all_projects.collect(&:id)]).sort
240 240
241 241 # project filter
242 242 project_values = []
243 243 Project.project_tree(all_projects) do |p, level|
244 244 prefix = (level > 0 ? ('--' * level + ' ') : '')
245 245 project_values << ["#{prefix}#{p.name}", p.id.to_s]
246 246 end
247 247 @available_filters["project_id"] = { :type => :list, :order => 1, :values => project_values} unless project_values.empty?
248 248 end
249 249 end
250 250 users = principals.select {|p| p.is_a?(User)}
251 251
252 252 assigned_to_values = []
253 253 assigned_to_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
254 254 assigned_to_values += (Setting.issue_group_assignment? ? principals : users).collect{|s| [s.name, s.id.to_s] }
255 255 @available_filters["assigned_to_id"] = { :type => :list_optional, :order => 4, :values => assigned_to_values } unless assigned_to_values.empty?
256 256
257 257 author_values = []
258 258 author_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
259 259 author_values += users.collect{|s| [s.name, s.id.to_s] }
260 260 @available_filters["author_id"] = { :type => :list, :order => 5, :values => author_values } unless author_values.empty?
261 261
262 262 group_values = Group.all.collect {|g| [g.name, g.id.to_s] }
263 263 @available_filters["member_of_group"] = { :type => :list_optional, :order => 6, :values => group_values } unless group_values.empty?
264 264
265 265 role_values = Role.givable.collect {|r| [r.name, r.id.to_s] }
266 266 @available_filters["assigned_to_role"] = { :type => :list_optional, :order => 7, :values => role_values } unless role_values.empty?
267 267
268 268 if User.current.logged?
269 269 @available_filters["watcher_id"] = { :type => :list, :order => 15, :values => [["<< #{l(:label_me)} >>", "me"]] }
270 270 end
271 271
272 272 if project
273 273 # project specific filters
274 274 categories = project.issue_categories.all
275 275 unless categories.empty?
276 276 @available_filters["category_id"] = { :type => :list_optional, :order => 6, :values => categories.collect{|s| [s.name, s.id.to_s] } }
277 277 end
278 278 versions = project.shared_versions.all
279 279 unless versions.empty?
280 280 @available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] } }
281 281 end
282 282 unless project.leaf?
283 283 subprojects = project.descendants.visible.all
284 284 unless subprojects.empty?
285 285 @available_filters["subproject_id"] = { :type => :list_subprojects, :order => 13, :values => subprojects.collect{|s| [s.name, s.id.to_s] } }
286 286 end
287 287 end
288 288 add_custom_fields_filters(project.all_issue_custom_fields)
289 289 else
290 290 # global filters for cross project issue list
291 291 system_shared_versions = Version.visible.find_all_by_sharing('system')
292 292 unless system_shared_versions.empty?
293 293 @available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => system_shared_versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] } }
294 294 end
295 295 add_custom_fields_filters(IssueCustomField.find(:all, :conditions => {:is_filter => true, :is_for_all => true}))
296 296 end
297 297 @available_filters
298 298 end
299 299
300 300 def add_filter(field, operator, values)
301 301 # values must be an array
302 302 return unless values.nil? || values.is_a?(Array)
303 303 # check if field is defined as an available filter
304 304 if available_filters.has_key? field
305 305 filter_options = available_filters[field]
306 306 # check if operator is allowed for that filter
307 307 #if @@operators_by_filter_type[filter_options[:type]].include? operator
308 308 # allowed_values = values & ([""] + (filter_options[:values] || []).collect {|val| val[1]})
309 309 # filters[field] = {:operator => operator, :values => allowed_values } if (allowed_values.first and !allowed_values.first.empty?) or ["o", "c", "!*", "*", "t"].include? operator
310 310 #end
311 311 filters[field] = {:operator => operator, :values => (values || [''])}
312 312 end
313 313 end
314 314
315 315 def add_short_filter(field, expression)
316 316 return unless expression && available_filters.has_key?(field)
317 317 field_type = available_filters[field][:type]
318 318 @@operators_by_filter_type[field_type].sort.reverse.detect do |operator|
319 319 next unless expression =~ /^#{Regexp.escape(operator)}(.*)$/
320 320 add_filter field, operator, $1.present? ? $1.split('|') : ['']
321 321 end || add_filter(field, '=', expression.split('|'))
322 322 end
323 323
324 324 # Add multiple filters using +add_filter+
325 325 def add_filters(fields, operators, values)
326 326 if fields.is_a?(Array) && operators.is_a?(Hash) && (values.nil? || values.is_a?(Hash))
327 327 fields.each do |field|
328 328 add_filter(field, operators[field], values && values[field])
329 329 end
330 330 end
331 331 end
332 332
333 333 def has_filter?(field)
334 334 filters and filters[field]
335 335 end
336 336
337 337 def type_for(field)
338 338 available_filters[field][:type] if available_filters.has_key?(field)
339 339 end
340 340
341 341 def operator_for(field)
342 342 has_filter?(field) ? filters[field][:operator] : nil
343 343 end
344 344
345 345 def values_for(field)
346 346 has_filter?(field) ? filters[field][:values] : nil
347 347 end
348 348
349 349 def value_for(field, index=0)
350 350 (values_for(field) || [])[index]
351 351 end
352 352
353 353 def label_for(field)
354 354 label = available_filters[field][:name] if available_filters.has_key?(field)
355 355 label ||= l("field_#{field.to_s.gsub(/_id$/, '')}", :default => field)
356 356 end
357 357
358 358 def available_columns
359 359 return @available_columns if @available_columns
360 360 @available_columns = ::Query.available_columns.dup
361 361 @available_columns += (project ?
362 362 project.all_issue_custom_fields :
363 363 IssueCustomField.find(:all)
364 364 ).collect {|cf| QueryCustomFieldColumn.new(cf) }
365 365
366 366 if User.current.allowed_to?(:view_time_entries, project, :global => true)
367 367 index = nil
368 368 @available_columns.each_with_index {|column, i| index = i if column.name == :estimated_hours}
369 369 index = (index ? index + 1 : -1)
370 370 # insert the column after estimated_hours or at the end
371 371 @available_columns.insert index, QueryColumn.new(:spent_hours,
372 372 :sortable => "(SELECT COALESCE(SUM(hours), 0) FROM #{TimeEntry.table_name} WHERE #{TimeEntry.table_name}.issue_id = #{Issue.table_name}.id)",
373 373 :default_order => 'desc',
374 374 :caption => :label_spent_time
375 375 )
376 376 end
377 377 @available_columns
378 378 end
379 379
380 380 def self.available_columns=(v)
381 381 self.available_columns = (v)
382 382 end
383 383
384 384 def self.add_available_column(column)
385 385 self.available_columns << (column) if column.is_a?(QueryColumn)
386 386 end
387 387
388 388 # Returns an array of columns that can be used to group the results
389 389 def groupable_columns
390 390 available_columns.select {|c| c.groupable}
391 391 end
392 392
393 393 # Returns a Hash of columns and the key for sorting
394 394 def sortable_columns
395 395 {'id' => "#{Issue.table_name}.id"}.merge(available_columns.inject({}) {|h, column|
396 396 h[column.name.to_s] = column.sortable
397 397 h
398 398 })
399 399 end
400 400
401 401 def columns
402 402 # preserve the column_names order
403 403 (has_default_columns? ? default_columns_names : column_names).collect do |name|
404 404 available_columns.find { |col| col.name == name }
405 405 end.compact
406 406 end
407 407
408 408 def default_columns_names
409 409 @default_columns_names ||= begin
410 410 default_columns = Setting.issue_list_default_columns.map(&:to_sym)
411 411
412 412 project.present? ? default_columns : [:project] | default_columns
413 413 end
414 414 end
415 415
416 416 def column_names=(names)
417 417 if names
418 418 names = names.select {|n| n.is_a?(Symbol) || !n.blank? }
419 419 names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym }
420 420 # Set column_names to nil if default columns
421 421 if names == default_columns_names
422 422 names = nil
423 423 end
424 424 end
425 425 write_attribute(:column_names, names)
426 426 end
427 427
428 428 def has_column?(column)
429 429 column_names && column_names.include?(column.is_a?(QueryColumn) ? column.name : column)
430 430 end
431 431
432 432 def has_default_columns?
433 433 column_names.nil? || column_names.empty?
434 434 end
435 435
436 436 def sort_criteria=(arg)
437 437 c = []
438 438 if arg.is_a?(Hash)
439 439 arg = arg.keys.sort.collect {|k| arg[k]}
440 440 end
441 441 c = arg.select {|k,o| !k.to_s.blank?}.slice(0,3).collect {|k,o| [k.to_s, o == 'desc' ? o : 'asc']}
442 442 write_attribute(:sort_criteria, c)
443 443 end
444 444
445 445 def sort_criteria
446 446 read_attribute(:sort_criteria) || []
447 447 end
448 448
449 449 def sort_criteria_key(arg)
450 450 sort_criteria && sort_criteria[arg] && sort_criteria[arg].first
451 451 end
452 452
453 453 def sort_criteria_order(arg)
454 454 sort_criteria && sort_criteria[arg] && sort_criteria[arg].last
455 455 end
456 456
457 457 # Returns the SQL sort order that should be prepended for grouping
458 458 def group_by_sort_order
459 459 if grouped? && (column = group_by_column)
460 460 column.sortable.is_a?(Array) ?
461 461 column.sortable.collect {|s| "#{s} #{column.default_order}"}.join(',') :
462 462 "#{column.sortable} #{column.default_order}"
463 463 end
464 464 end
465 465
466 466 # Returns true if the query is a grouped query
467 467 def grouped?
468 468 !group_by_column.nil?
469 469 end
470 470
471 471 def group_by_column
472 472 groupable_columns.detect {|c| c.groupable && c.name.to_s == group_by}
473 473 end
474 474
475 475 def group_by_statement
476 476 group_by_column.try(:groupable)
477 477 end
478 478
479 479 def project_statement
480 480 project_clauses = []
481 481 if project && !project.descendants.active.empty?
482 482 ids = [project.id]
483 483 if has_filter?("subproject_id")
484 484 case operator_for("subproject_id")
485 485 when '='
486 486 # include the selected subprojects
487 487 ids += values_for("subproject_id").each(&:to_i)
488 488 when '!*'
489 489 # main project only
490 490 else
491 491 # all subprojects
492 492 ids += project.descendants.collect(&:id)
493 493 end
494 494 elsif Setting.display_subprojects_issues?
495 495 ids += project.descendants.collect(&:id)
496 496 end
497 497 project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')
498 498 elsif project
499 499 project_clauses << "#{Project.table_name}.id = %d" % project.id
500 500 end
501 501 project_clauses.any? ? project_clauses.join(' AND ') : nil
502 502 end
503 503
504 504 def statement
505 505 # filters clauses
506 506 filters_clauses = []
507 507 filters.each_key do |field|
508 508 next if field == "subproject_id"
509 509 v = values_for(field).clone
510 510 next unless v and !v.empty?
511 511 operator = operator_for(field)
512 512
513 513 # "me" value subsitution
514 514 if %w(assigned_to_id author_id watcher_id).include?(field)
515 515 if v.delete("me")
516 516 if User.current.logged?
517 517 v.push(User.current.id.to_s)
518 518 v += User.current.group_ids.map(&:to_s) if field == 'assigned_to_id'
519 519 else
520 520 v.push("0")
521 521 end
522 522 end
523 523 end
524 524
525 525 if field =~ /^cf_(\d+)$/
526 526 # custom field
527 527 filters_clauses << sql_for_custom_field(field, operator, v, $1)
528 528 elsif respond_to?("sql_for_#{field}_field")
529 529 # specific statement
530 530 filters_clauses << send("sql_for_#{field}_field", field, operator, v)
531 531 else
532 532 # regular field
533 533 filters_clauses << '(' + sql_for_field(field, operator, v, Issue.table_name, field) + ')'
534 534 end
535 535 end if filters and valid?
536 536
537 537 filters_clauses << project_statement
538 538 filters_clauses.reject!(&:blank?)
539 539
540 540 filters_clauses.any? ? filters_clauses.join(' AND ') : nil
541 541 end
542 542
543 543 # Returns the issue count
544 544 def issue_count
545 545 Issue.visible.count(:include => [:status, :project], :conditions => statement)
546 546 rescue ::ActiveRecord::StatementInvalid => e
547 547 raise StatementInvalid.new(e.message)
548 548 end
549 549
550 550 # Returns the issue count by group or nil if query is not grouped
551 551 def issue_count_by_group
552 552 r = nil
553 553 if grouped?
554 554 begin
555 555 # Rails will raise an (unexpected) RecordNotFound if there's only a nil group value
556 556 r = Issue.visible.count(:group => group_by_statement, :include => [:status, :project], :conditions => statement)
557 557 rescue ActiveRecord::RecordNotFound
558 558 r = {nil => issue_count}
559 559 end
560 560 c = group_by_column
561 561 if c.is_a?(QueryCustomFieldColumn)
562 562 r = r.keys.inject({}) {|h, k| h[c.custom_field.cast_value(k)] = r[k]; h}
563 563 end
564 564 end
565 565 r
566 566 rescue ::ActiveRecord::StatementInvalid => e
567 567 raise StatementInvalid.new(e.message)
568 568 end
569 569
570 570 # Returns the issues
571 571 # Valid options are :order, :offset, :limit, :include, :conditions
572 572 def issues(options={})
573 573 order_option = [group_by_sort_order, options[:order]].reject {|s| s.blank?}.join(',')
574 574 order_option = nil if order_option.blank?
575 575
576 576 joins = (order_option && order_option.include?('authors')) ? "LEFT OUTER JOIN users authors ON authors.id = #{Issue.table_name}.author_id" : nil
577 577
578 578 issues = Issue.visible.scoped(:conditions => options[:conditions]).find :all, :include => ([:status, :project] + (options[:include] || [])).uniq,
579 579 :conditions => statement,
580 580 :order => order_option,
581 581 :joins => joins,
582 582 :limit => options[:limit],
583 583 :offset => options[:offset]
584 584
585 585 if has_column?(:spent_hours)
586 586 Issue.load_visible_spent_hours(issues)
587 587 end
588 588 issues
589 589 rescue ::ActiveRecord::StatementInvalid => e
590 590 raise StatementInvalid.new(e.message)
591 591 end
592 592
593 # Returns the issues ids
594 def issue_ids(options={})
595 order_option = [group_by_sort_order, options[:order]].reject {|s| s.blank?}.join(',')
596 order_option = nil if order_option.blank?
597
598 joins = (order_option && order_option.include?('authors')) ? "LEFT OUTER JOIN users authors ON authors.id = #{Issue.table_name}.author_id" : nil
599
600 Issue.visible.scoped(:conditions => options[:conditions]).find_ids :include => ([:status, :project] + (options[:include] || [])).uniq,
601 :conditions => statement,
602 :order => order_option,
603 :joins => joins,
604 :limit => options[:limit],
605 :offset => options[:offset]
606 rescue ::ActiveRecord::StatementInvalid => e
607 raise StatementInvalid.new(e.message)
608 end
609
593 610 # Returns the journals
594 611 # Valid options are :order, :offset, :limit
595 612 def journals(options={})
596 613 Journal.visible.find :all, :include => [:details, :user, {:issue => [:project, :author, :tracker, :status]}],
597 614 :conditions => statement,
598 615 :order => options[:order],
599 616 :limit => options[:limit],
600 617 :offset => options[:offset]
601 618 rescue ::ActiveRecord::StatementInvalid => e
602 619 raise StatementInvalid.new(e.message)
603 620 end
604 621
605 622 # Returns the versions
606 623 # Valid options are :conditions
607 624 def versions(options={})
608 625 Version.visible.scoped(:conditions => options[:conditions]).find :all, :include => :project, :conditions => project_statement
609 626 rescue ::ActiveRecord::StatementInvalid => e
610 627 raise StatementInvalid.new(e.message)
611 628 end
612 629
613 630 def sql_for_watcher_id_field(field, operator, value)
614 631 db_table = Watcher.table_name
615 632 "#{Issue.table_name}.id #{ operator == '=' ? 'IN' : 'NOT IN' } (SELECT #{db_table}.watchable_id FROM #{db_table} WHERE #{db_table}.watchable_type='Issue' AND " +
616 633 sql_for_field(field, '=', value, db_table, 'user_id') + ')'
617 634 end
618 635
619 636 def sql_for_member_of_group_field(field, operator, value)
620 637 if operator == '*' # Any group
621 638 groups = Group.all
622 639 operator = '=' # Override the operator since we want to find by assigned_to
623 640 elsif operator == "!*"
624 641 groups = Group.all
625 642 operator = '!' # Override the operator since we want to find by assigned_to
626 643 else
627 644 groups = Group.find_all_by_id(value)
628 645 end
629 646 groups ||= []
630 647
631 648 members_of_groups = groups.inject([]) {|user_ids, group|
632 649 if group && group.user_ids.present?
633 650 user_ids << group.user_ids
634 651 end
635 652 user_ids.flatten.uniq.compact
636 653 }.sort.collect(&:to_s)
637 654
638 655 '(' + sql_for_field("assigned_to_id", operator, members_of_groups, Issue.table_name, "assigned_to_id", false) + ')'
639 656 end
640 657
641 658 def sql_for_assigned_to_role_field(field, operator, value)
642 659 case operator
643 660 when "*", "!*" # Member / Not member
644 661 sw = operator == "!*" ? 'NOT' : ''
645 662 nl = operator == "!*" ? "#{Issue.table_name}.assigned_to_id IS NULL OR" : ''
646 663 "(#{nl} #{Issue.table_name}.assigned_to_id #{sw} IN (SELECT DISTINCT #{Member.table_name}.user_id FROM #{Member.table_name}" +
647 664 " WHERE #{Member.table_name}.project_id = #{Issue.table_name}.project_id))"
648 665 when "=", "!"
649 666 role_cond = value.any? ?
650 667 "#{MemberRole.table_name}.role_id IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")" :
651 668 "1=0"
652 669
653 670 sw = operator == "!" ? 'NOT' : ''
654 671 nl = operator == "!" ? "#{Issue.table_name}.assigned_to_id IS NULL OR" : ''
655 672 "(#{nl} #{Issue.table_name}.assigned_to_id #{sw} IN (SELECT DISTINCT #{Member.table_name}.user_id FROM #{Member.table_name}, #{MemberRole.table_name}" +
656 673 " WHERE #{Member.table_name}.project_id = #{Issue.table_name}.project_id AND #{Member.table_name}.id = #{MemberRole.table_name}.member_id AND #{role_cond}))"
657 674 end
658 675 end
659 676
660 677 private
661 678
662 679 def sql_for_custom_field(field, operator, value, custom_field_id)
663 680 db_table = CustomValue.table_name
664 681 db_field = 'value'
665 682 "#{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=#{custom_field_id} WHERE " +
666 683 sql_for_field(field, operator, value, db_table, db_field, true) + ')'
667 684 end
668 685
669 686 # Helper method to generate the WHERE sql for a +field+, +operator+ and a +value+
670 687 def sql_for_field(field, operator, value, db_table, db_field, is_custom_filter=false)
671 688 sql = ''
672 689 case operator
673 690 when "="
674 691 if value.any?
675 692 case type_for(field)
676 693 when :date, :date_past
677 694 sql = date_clause(db_table, db_field, (Date.parse(value.first) rescue nil), (Date.parse(value.first) rescue nil))
678 695 when :integer
679 696 if is_custom_filter
680 697 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) = #{value.first.to_i})"
681 698 else
682 699 sql = "#{db_table}.#{db_field} = #{value.first.to_i}"
683 700 end
684 701 when :float
685 702 if is_custom_filter
686 703 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5})"
687 704 else
688 705 sql = "#{db_table}.#{db_field} BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5}"
689 706 end
690 707 else
691 708 sql = "#{db_table}.#{db_field} IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")"
692 709 end
693 710 else
694 711 # IN an empty set
695 712 sql = "1=0"
696 713 end
697 714 when "!"
698 715 if value.any?
699 716 sql = "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + "))"
700 717 else
701 718 # NOT IN an empty set
702 719 sql = "1=1"
703 720 end
704 721 when "!*"
705 722 sql = "#{db_table}.#{db_field} IS NULL"
706 723 sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter
707 724 when "*"
708 725 sql = "#{db_table}.#{db_field} IS NOT NULL"
709 726 sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
710 727 when ">="
711 728 if [:date, :date_past].include?(type_for(field))
712 729 sql = date_clause(db_table, db_field, (Date.parse(value.first) rescue nil), nil)
713 730 else
714 731 if is_custom_filter
715 732 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) >= #{value.first.to_f})"
716 733 else
717 734 sql = "#{db_table}.#{db_field} >= #{value.first.to_f}"
718 735 end
719 736 end
720 737 when "<="
721 738 if [:date, :date_past].include?(type_for(field))
722 739 sql = date_clause(db_table, db_field, nil, (Date.parse(value.first) rescue nil))
723 740 else
724 741 if is_custom_filter
725 742 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) <= #{value.first.to_f})"
726 743 else
727 744 sql = "#{db_table}.#{db_field} <= #{value.first.to_f}"
728 745 end
729 746 end
730 747 when "><"
731 748 if [:date, :date_past].include?(type_for(field))
732 749 sql = date_clause(db_table, db_field, (Date.parse(value[0]) rescue nil), (Date.parse(value[1]) rescue nil))
733 750 else
734 751 if is_custom_filter
735 752 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) BETWEEN #{value[0].to_f} AND #{value[1].to_f})"
736 753 else
737 754 sql = "#{db_table}.#{db_field} BETWEEN #{value[0].to_f} AND #{value[1].to_f}"
738 755 end
739 756 end
740 757 when "o"
741 sql = "#{IssueStatus.table_name}.is_closed=#{connection.quoted_false}" if field == "status_id"
758 sql = "#{Issue.table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{connection.quoted_false})" if field == "status_id"
742 759 when "c"
743 sql = "#{IssueStatus.table_name}.is_closed=#{connection.quoted_true}" if field == "status_id"
760 sql = "#{Issue.table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{connection.quoted_true})" if field == "status_id"
744 761 when ">t-"
745 762 sql = relative_date_clause(db_table, db_field, - value.first.to_i, 0)
746 763 when "<t-"
747 764 sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i)
748 765 when "t-"
749 766 sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i)
750 767 when ">t+"
751 768 sql = relative_date_clause(db_table, db_field, value.first.to_i, nil)
752 769 when "<t+"
753 770 sql = relative_date_clause(db_table, db_field, 0, value.first.to_i)
754 771 when "t+"
755 772 sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i)
756 773 when "t"
757 774 sql = relative_date_clause(db_table, db_field, 0, 0)
758 775 when "w"
759 776 first_day_of_week = l(:general_first_day_of_week).to_i
760 777 day_of_week = Date.today.cwday
761 778 days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
762 779 sql = relative_date_clause(db_table, db_field, - days_ago, - days_ago + 6)
763 780 when "~"
764 781 sql = "LOWER(#{db_table}.#{db_field}) LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
765 782 when "!~"
766 783 sql = "LOWER(#{db_table}.#{db_field}) NOT LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
767 784 else
768 785 raise "Unknown query operator #{operator}"
769 786 end
770 787
771 788 return sql
772 789 end
773 790
774 791 def add_custom_fields_filters(custom_fields)
775 792 @available_filters ||= {}
776 793
777 794 custom_fields.select(&:is_filter?).each do |field|
778 795 case field.field_format
779 796 when "text"
780 797 options = { :type => :text, :order => 20 }
781 798 when "list"
782 799 options = { :type => :list_optional, :values => field.possible_values, :order => 20}
783 800 when "date"
784 801 options = { :type => :date, :order => 20 }
785 802 when "bool"
786 803 options = { :type => :list, :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]], :order => 20 }
787 804 when "int"
788 805 options = { :type => :integer, :order => 20 }
789 806 when "float"
790 807 options = { :type => :float, :order => 20 }
791 808 when "user", "version"
792 809 next unless project
793 810 options = { :type => :list_optional, :values => field.possible_values_options(project), :order => 20}
794 811 else
795 812 options = { :type => :string, :order => 20 }
796 813 end
797 814 @available_filters["cf_#{field.id}"] = options.merge({ :name => field.name })
798 815 end
799 816 end
800 817
801 818 # Returns a SQL clause for a date or datetime field.
802 819 def date_clause(table, field, from, to)
803 820 s = []
804 821 if from
805 822 from_yesterday = from - 1
806 823 from_yesterday_utc = Time.gm(from_yesterday.year, from_yesterday.month, from_yesterday.day)
807 824 s << ("#{table}.#{field} > '%s'" % [connection.quoted_date(from_yesterday_utc.end_of_day)])
808 825 end
809 826 if to
810 827 to_utc = Time.gm(to.year, to.month, to.day)
811 828 s << ("#{table}.#{field} <= '%s'" % [connection.quoted_date(to_utc.end_of_day)])
812 829 end
813 830 s.join(' AND ')
814 831 end
815 832
816 833 # Returns a SQL clause for a date or datetime field using relative dates.
817 834 def relative_date_clause(table, field, days_from, days_to)
818 835 date_clause(table, field, (days_from ? Date.today + days_from : nil), (days_to ? Date.today + days_to : nil))
819 836 end
820 837 end
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