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