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code layout cleanup Query available_filters method...
Toshi MARUYAMA -
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1 1 # Redmine - project management software
2 2 # Copyright (C) 2006-2012 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 self.groupable = custom_field.group_statement || false
61 61 @cf = custom_field
62 62 end
63 63
64 64 def caption
65 65 @cf.name
66 66 end
67 67
68 68 def custom_field
69 69 @cf
70 70 end
71 71
72 72 def value(issue)
73 73 cv = issue.custom_values.select {|v| v.custom_field_id == @cf.id}.collect {|v| @cf.cast_value(v.value)}
74 74 cv.size > 1 ? cv.sort {|a,b| a.to_s <=> b.to_s} : cv.first
75 75 end
76 76
77 77 def css_classes
78 78 @css_classes ||= "#{name} #{@cf.field_format}"
79 79 end
80 80 end
81 81
82 82 class Query < ActiveRecord::Base
83 83 class StatementInvalid < ::ActiveRecord::StatementInvalid
84 84 end
85 85
86 86 belongs_to :project
87 87 belongs_to :user
88 88 serialize :filters
89 89 serialize :column_names
90 90 serialize :sort_criteria, Array
91 91
92 92 attr_protected :project_id, :user_id
93 93
94 94 validates_presence_of :name
95 95 validates_length_of :name, :maximum => 255
96 96 validate :validate_query_filters
97 97
98 98 @@operators = { "=" => :label_equals,
99 99 "!" => :label_not_equals,
100 100 "o" => :label_open_issues,
101 101 "c" => :label_closed_issues,
102 102 "!*" => :label_none,
103 103 "*" => :label_all,
104 104 ">=" => :label_greater_or_equal,
105 105 "<=" => :label_less_or_equal,
106 106 "><" => :label_between,
107 107 "<t+" => :label_in_less_than,
108 108 ">t+" => :label_in_more_than,
109 109 "t+" => :label_in,
110 110 "t" => :label_today,
111 111 "w" => :label_this_week,
112 112 ">t-" => :label_less_than_ago,
113 113 "<t-" => :label_more_than_ago,
114 114 "t-" => :label_ago,
115 115 "~" => :label_contains,
116 116 "!~" => :label_not_contains,
117 117 "=p" => :label_any_issues_in_project,
118 118 "=!p" => :label_any_issues_not_in_project}
119 119
120 120 cattr_reader :operators
121 121
122 122 @@operators_by_filter_type = { :list => [ "=", "!" ],
123 123 :list_status => [ "o", "=", "!", "c", "*" ],
124 124 :list_optional => [ "=", "!", "!*", "*" ],
125 125 :list_subprojects => [ "*", "!*", "=" ],
126 126 :date => [ "=", ">=", "<=", "><", "<t+", ">t+", "t+", "t", "w", ">t-", "<t-", "t-", "!*", "*" ],
127 127 :date_past => [ "=", ">=", "<=", "><", ">t-", "<t-", "t-", "t", "w", "!*", "*" ],
128 128 :string => [ "=", "~", "!", "!~", "!*", "*" ],
129 129 :text => [ "~", "!~", "!*", "*" ],
130 130 :integer => [ "=", ">=", "<=", "><", "!*", "*" ],
131 131 :float => [ "=", ">=", "<=", "><", "!*", "*" ],
132 132 :relation => ["=", "=p", "=!p", "!*", "*"]}
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 => lambda {Version.fields_for_order_statement}, :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 QueryColumn.new(:relations, :caption => :label_related_issues)
154 154 ]
155 155 cattr_reader :available_columns
156 156
157 157 scope :visible, lambda {|*args|
158 158 user = args.shift || User.current
159 159 base = Project.allowed_to_condition(user, :view_issues, *args)
160 160 user_id = user.logged? ? user.id : 0
161 161 {
162 162 :conditions => ["(#{table_name}.project_id IS NULL OR (#{base})) AND (#{table_name}.is_public = ? OR #{table_name}.user_id = ?)", true, user_id],
163 163 :include => :project
164 164 }
165 165 }
166 166
167 167 def initialize(attributes=nil, *args)
168 168 super attributes
169 169 self.filters ||= { 'status_id' => {:operator => "o", :values => [""]} }
170 170 @is_for_all = project.nil?
171 171 end
172 172
173 173 def validate_query_filters
174 174 filters.each_key do |field|
175 175 if values_for(field)
176 176 case type_for(field)
177 177 when :integer
178 178 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^[+-]?\d+$/) }
179 179 when :float
180 180 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^[+-]?\d+(\.\d*)?$/) }
181 181 when :date, :date_past
182 182 case operator_for(field)
183 183 when "=", ">=", "<=", "><"
184 184 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && (!v.match(/^\d{4}-\d{2}-\d{2}$/) || (Date.parse(v) rescue nil).nil?) }
185 185 when ">t-", "<t-", "t-"
186 186 add_filter_error(field, :invalid) if values_for(field).detect {|v| v.present? && !v.match(/^\d+$/) }
187 187 end
188 188 end
189 189 end
190 190
191 191 add_filter_error(field, :blank) unless
192 192 # filter requires one or more values
193 193 (values_for(field) and !values_for(field).first.blank?) or
194 194 # filter doesn't require any value
195 195 ["o", "c", "!*", "*", "t", "w"].include? operator_for(field)
196 196 end if filters
197 197 end
198 198
199 199 def add_filter_error(field, message)
200 200 m = label_for(field) + " " + l(message, :scope => 'activerecord.errors.messages')
201 201 errors.add(:base, m)
202 202 end
203 203
204 204 # Returns true if the query is visible to +user+ or the current user.
205 205 def visible?(user=User.current)
206 206 (project.nil? || user.allowed_to?(:view_issues, project)) && (self.is_public? || self.user_id == user.id)
207 207 end
208 208
209 209 def editable_by?(user)
210 210 return false unless user
211 211 # Admin can edit them all and regular users can edit their private queries
212 212 return true if user.admin? || (!is_public && self.user_id == user.id)
213 213 # Members can not edit public queries that are for all project (only admin is allowed to)
214 214 is_public && !@is_for_all && user.allowed_to?(:manage_public_queries, project)
215 215 end
216 216
217 217 def trackers
218 218 @trackers ||= project.nil? ? Tracker.find(:all, :order => 'position') : project.rolled_up_trackers
219 219 end
220 220
221 221 # Returns a hash of localized labels for all filter operators
222 222 def self.operators_labels
223 223 operators.inject({}) {|h, operator| h[operator.first] = l(operator.last); h}
224 224 end
225 225
226 226 def available_filters
227 227 return @available_filters if @available_filters
228
229 @available_filters = { "status_id" => { :type => :list_status, :order => 1, :values => IssueStatus.find(:all, :order => 'position').collect{|s| [s.name, s.id.to_s] } },
230 "tracker_id" => { :type => :list, :order => 2, :values => trackers.collect{|s| [s.name, s.id.to_s] } },
231 "priority_id" => { :type => :list, :order => 3, :values => IssuePriority.all.collect{|s| [s.name, s.id.to_s] } },
232 "subject" => { :type => :text, :order => 8 },
233 "created_on" => { :type => :date_past, :order => 9 },
234 "updated_on" => { :type => :date_past, :order => 10 },
235 "start_date" => { :type => :date, :order => 11 },
236 "due_date" => { :type => :date, :order => 12 },
237 "estimated_hours" => { :type => :float, :order => 13 },
238 "done_ratio" => { :type => :integer, :order => 14 }}
239
228 @available_filters = {
229 "status_id" => {
230 :type => :list_status, :order => 1,
231 :values => IssueStatus.find(:all, :order => 'position').collect{|s| [s.name, s.id.to_s] }
232 },
233 "tracker_id" => {
234 :type => :list, :order => 2, :values => trackers.collect{|s| [s.name, s.id.to_s] }
235 },
236 "priority_id" => {
237 :type => :list, :order => 3, :values => IssuePriority.all.collect{|s| [s.name, s.id.to_s] }
238 },
239 "subject" => { :type => :text, :order => 8 },
240 "created_on" => { :type => :date_past, :order => 9 },
241 "updated_on" => { :type => :date_past, :order => 10 },
242 "start_date" => { :type => :date, :order => 11 },
243 "due_date" => { :type => :date, :order => 12 },
244 "estimated_hours" => { :type => :float, :order => 13 },
245 "done_ratio" => { :type => :integer, :order => 14 }
246 }
240 247 IssueRelation::TYPES.each do |relation_type, options|
241 @available_filters[relation_type] = {:type => :relation, :order => @available_filters.size + 100, :label => options[:name]}
248 @available_filters[relation_type] = {
249 :type => :relation, :order => @available_filters.size + 100,
250 :label => options[:name]
251 }
242 252 end
243
244 253 principals = []
245 254 if project
246 255 principals += project.principals.sort
247 256 unless project.leaf?
248 257 subprojects = project.descendants.visible.all
249 258 if subprojects.any?
250 @available_filters["subproject_id"] = { :type => :list_subprojects, :order => 13, :values => subprojects.collect{|s| [s.name, s.id.to_s] } }
259 @available_filters["subproject_id"] = {
260 :type => :list_subprojects, :order => 13,
261 :values => subprojects.collect{|s| [s.name, s.id.to_s] }
262 }
251 263 principals += Principal.member_of(subprojects)
252 264 end
253 265 end
254 266 else
255 267 if all_projects.any?
256 268 # members of visible projects
257 269 principals += Principal.member_of(all_projects)
258
259 270 # project filter
260 271 project_values = []
261 272 if User.current.logged? && User.current.memberships.any?
262 273 project_values << ["<< #{l(:label_my_projects).downcase} >>", "mine"]
263 274 end
264 275 project_values += all_projects_values
265 @available_filters["project_id"] = { :type => :list, :order => 1, :values => project_values} unless project_values.empty?
276 @available_filters["project_id"] = {
277 :type => :list, :order => 1, :values => project_values
278 } unless project_values.empty?
266 279 end
267 280 end
268 281 principals.uniq!
269 282 principals.sort!
270 283 users = principals.select {|p| p.is_a?(User)}
271 284
272 285 assigned_to_values = []
273 286 assigned_to_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
274 assigned_to_values += (Setting.issue_group_assignment? ? principals : users).collect{|s| [s.name, s.id.to_s] }
275 @available_filters["assigned_to_id"] = { :type => :list_optional, :order => 4, :values => assigned_to_values } unless assigned_to_values.empty?
287 assigned_to_values += (Setting.issue_group_assignment? ?
288 principals : users).collect{|s| [s.name, s.id.to_s] }
289 @available_filters["assigned_to_id"] = {
290 :type => :list_optional, :order => 4, :values => assigned_to_values
291 } unless assigned_to_values.empty?
276 292
277 293 author_values = []
278 294 author_values << ["<< #{l(:label_me)} >>", "me"] if User.current.logged?
279 295 author_values += users.collect{|s| [s.name, s.id.to_s] }
280 @available_filters["author_id"] = { :type => :list, :order => 5, :values => author_values } unless author_values.empty?
296 @available_filters["author_id"] = {
297 :type => :list, :order => 5, :values => author_values
298 } unless author_values.empty?
281 299
282 300 group_values = Group.all.collect {|g| [g.name, g.id.to_s] }
283 @available_filters["member_of_group"] = { :type => :list_optional, :order => 6, :values => group_values } unless group_values.empty?
301 @available_filters["member_of_group"] = {
302 :type => :list_optional, :order => 6, :values => group_values
303 } unless group_values.empty?
284 304
285 305 role_values = Role.givable.collect {|r| [r.name, r.id.to_s] }
286 @available_filters["assigned_to_role"] = { :type => :list_optional, :order => 7, :values => role_values } unless role_values.empty?
306 @available_filters["assigned_to_role"] = {
307 :type => :list_optional, :order => 7, :values => role_values
308 } unless role_values.empty?
287 309
288 310 if User.current.logged?
289 @available_filters["watcher_id"] = { :type => :list, :order => 15, :values => [["<< #{l(:label_me)} >>", "me"]] }
311 @available_filters["watcher_id"] = {
312 :type => :list, :order => 15, :values => [["<< #{l(:label_me)} >>", "me"]]
313 }
290 314 end
291 315
292 316 if project
293 317 # project specific filters
294 318 categories = project.issue_categories.all
295 319 unless categories.empty?
296 @available_filters["category_id"] = { :type => :list_optional, :order => 6, :values => categories.collect{|s| [s.name, s.id.to_s] } }
320 @available_filters["category_id"] = {
321 :type => :list_optional, :order => 6,
322 :values => categories.collect{|s| [s.name, s.id.to_s] }
323 }
297 324 end
298 325 versions = project.shared_versions.all
299 326 unless versions.empty?
300 @available_filters["fixed_version_id"] = { :type => :list_optional, :order => 7, :values => versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] } }
327 @available_filters["fixed_version_id"] = {
328 :type => :list_optional, :order => 7,
329 :values => versions.sort.collect{|s| ["#{s.project.name} - #{s.name}", s.id.to_s] }
330 }
301 331 end
302 332 add_custom_fields_filters(project.all_issue_custom_fields)
303 333 else
304 334 # global filters for cross project issue list
305 335 system_shared_versions = Version.visible.find_all_by_sharing('system')
306 336 unless system_shared_versions.empty?
307 @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] } }
337 @available_filters["fixed_version_id"] = {
338 :type => :list_optional, :order => 7,
339 :values => system_shared_versions.sort.collect{|s|
340 ["#{s.project.name} - #{s.name}", s.id.to_s]
341 }
342 }
308 343 end
309 add_custom_fields_filters(IssueCustomField.find(:all, :conditions => {:is_filter => true, :is_for_all => true}))
344 add_custom_fields_filters(
345 IssueCustomField.find(:all,
346 :conditions => {
347 :is_filter => true,
348 :is_for_all => true
349 }))
310 350 end
311
312 351 add_associations_custom_fields_filters :project, :author, :assigned_to, :fixed_version
313
314 352 if User.current.allowed_to?(:set_issues_private, nil, :global => true) ||
315 353 User.current.allowed_to?(:set_own_issues_private, nil, :global => true)
316 @available_filters["is_private"] = { :type => :list, :order => 15, :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]] }
354 @available_filters["is_private"] = {
355 :type => :list, :order => 15,
356 :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]]
357 }
317 358 end
318
319 359 Tracker.disabled_core_fields(trackers).each {|field|
320 360 @available_filters.delete field
321 361 }
322
323 362 @available_filters.each do |field, options|
324 363 options[:name] ||= l(options[:label] || "field_#{field}".gsub(/_id$/, ''))
325 364 end
326
327 365 @available_filters
328 366 end
329 367
330 368 # Returns a representation of the available filters for JSON serialization
331 369 def available_filters_as_json
332 370 json = {}
333 371 available_filters.each do |field, options|
334 372 json[field] = options.slice(:type, :name, :values).stringify_keys
335 373 end
336 374 json
337 375 end
338 376
339 377 def all_projects
340 378 @all_projects ||= Project.visible.all
341 379 end
342 380
343 381 def all_projects_values
344 382 return @all_projects_values if @all_projects_values
345 383
346 384 values = []
347 385 Project.project_tree(all_projects) do |p, level|
348 386 prefix = (level > 0 ? ('--' * level + ' ') : '')
349 387 values << ["#{prefix}#{p.name}", p.id.to_s]
350 388 end
351 389 @all_projects_values = values
352 390 end
353 391
354 392 def add_filter(field, operator, values)
355 393 # values must be an array
356 394 return unless values.nil? || values.is_a?(Array)
357 395 # check if field is defined as an available filter
358 396 if available_filters.has_key? field
359 397 filter_options = available_filters[field]
360 398 # check if operator is allowed for that filter
361 399 #if @@operators_by_filter_type[filter_options[:type]].include? operator
362 400 # allowed_values = values & ([""] + (filter_options[:values] || []).collect {|val| val[1]})
363 401 # filters[field] = {:operator => operator, :values => allowed_values } if (allowed_values.first and !allowed_values.first.empty?) or ["o", "c", "!*", "*", "t"].include? operator
364 402 #end
365 403 filters[field] = {:operator => operator, :values => (values || [''])}
366 404 end
367 405 end
368 406
369 407 def add_short_filter(field, expression)
370 408 return unless expression && available_filters.has_key?(field)
371 409 field_type = available_filters[field][:type]
372 410 @@operators_by_filter_type[field_type].sort.reverse.detect do |operator|
373 411 next unless expression =~ /^#{Regexp.escape(operator)}(.*)$/
374 412 add_filter field, operator, $1.present? ? $1.split('|') : ['']
375 413 end || add_filter(field, '=', expression.split('|'))
376 414 end
377 415
378 416 # Add multiple filters using +add_filter+
379 417 def add_filters(fields, operators, values)
380 418 if fields.is_a?(Array) && operators.is_a?(Hash) && (values.nil? || values.is_a?(Hash))
381 419 fields.each do |field|
382 420 add_filter(field, operators[field], values && values[field])
383 421 end
384 422 end
385 423 end
386 424
387 425 def has_filter?(field)
388 426 filters and filters[field]
389 427 end
390 428
391 429 def type_for(field)
392 430 available_filters[field][:type] if available_filters.has_key?(field)
393 431 end
394 432
395 433 def operator_for(field)
396 434 has_filter?(field) ? filters[field][:operator] : nil
397 435 end
398 436
399 437 def values_for(field)
400 438 has_filter?(field) ? filters[field][:values] : nil
401 439 end
402 440
403 441 def value_for(field, index=0)
404 442 (values_for(field) || [])[index]
405 443 end
406 444
407 445 def label_for(field)
408 446 label = available_filters[field][:name] if available_filters.has_key?(field)
409 447 label ||= l("field_#{field.to_s.gsub(/_id$/, '')}", :default => field)
410 448 end
411 449
412 450 def available_columns
413 451 return @available_columns if @available_columns
414 452 @available_columns = ::Query.available_columns.dup
415 453 @available_columns += (project ?
416 454 project.all_issue_custom_fields :
417 455 IssueCustomField.find(:all)
418 456 ).collect {|cf| QueryCustomFieldColumn.new(cf) }
419 457
420 458 if User.current.allowed_to?(:view_time_entries, project, :global => true)
421 459 index = nil
422 460 @available_columns.each_with_index {|column, i| index = i if column.name == :estimated_hours}
423 461 index = (index ? index + 1 : -1)
424 462 # insert the column after estimated_hours or at the end
425 463 @available_columns.insert index, QueryColumn.new(:spent_hours,
426 464 :sortable => "(SELECT COALESCE(SUM(hours), 0) FROM #{TimeEntry.table_name} WHERE #{TimeEntry.table_name}.issue_id = #{Issue.table_name}.id)",
427 465 :default_order => 'desc',
428 466 :caption => :label_spent_time
429 467 )
430 468 end
431 469
432 470 if User.current.allowed_to?(:set_issues_private, nil, :global => true) ||
433 471 User.current.allowed_to?(:set_own_issues_private, nil, :global => true)
434 472 @available_columns << QueryColumn.new(:is_private, :sortable => "#{Issue.table_name}.is_private")
435 473 end
436 474
437 475 disabled_fields = Tracker.disabled_core_fields(trackers).map {|field| field.sub(/_id$/, '')}
438 476 @available_columns.reject! {|column|
439 477 disabled_fields.include?(column.name.to_s)
440 478 }
441 479
442 480 @available_columns
443 481 end
444 482
445 483 def self.available_columns=(v)
446 484 self.available_columns = (v)
447 485 end
448 486
449 487 def self.add_available_column(column)
450 488 self.available_columns << (column) if column.is_a?(QueryColumn)
451 489 end
452 490
453 491 # Returns an array of columns that can be used to group the results
454 492 def groupable_columns
455 493 available_columns.select {|c| c.groupable}
456 494 end
457 495
458 496 # Returns a Hash of columns and the key for sorting
459 497 def sortable_columns
460 498 {'id' => "#{Issue.table_name}.id"}.merge(available_columns.inject({}) {|h, column|
461 499 h[column.name.to_s] = column.sortable
462 500 h
463 501 })
464 502 end
465 503
466 504 def columns
467 505 # preserve the column_names order
468 506 (has_default_columns? ? default_columns_names : column_names).collect do |name|
469 507 available_columns.find { |col| col.name == name }
470 508 end.compact
471 509 end
472 510
473 511 def default_columns_names
474 512 @default_columns_names ||= begin
475 513 default_columns = Setting.issue_list_default_columns.map(&:to_sym)
476 514
477 515 project.present? ? default_columns : [:project] | default_columns
478 516 end
479 517 end
480 518
481 519 def column_names=(names)
482 520 if names
483 521 names = names.select {|n| n.is_a?(Symbol) || !n.blank? }
484 522 names = names.collect {|n| n.is_a?(Symbol) ? n : n.to_sym }
485 523 # Set column_names to nil if default columns
486 524 if names == default_columns_names
487 525 names = nil
488 526 end
489 527 end
490 528 write_attribute(:column_names, names)
491 529 end
492 530
493 531 def has_column?(column)
494 532 column_names && column_names.include?(column.is_a?(QueryColumn) ? column.name : column)
495 533 end
496 534
497 535 def has_default_columns?
498 536 column_names.nil? || column_names.empty?
499 537 end
500 538
501 539 def sort_criteria=(arg)
502 540 c = []
503 541 if arg.is_a?(Hash)
504 542 arg = arg.keys.sort.collect {|k| arg[k]}
505 543 end
506 544 c = arg.select {|k,o| !k.to_s.blank?}.slice(0,3).collect {|k,o| [k.to_s, o == 'desc' ? o : 'asc']}
507 545 write_attribute(:sort_criteria, c)
508 546 end
509 547
510 548 def sort_criteria
511 549 read_attribute(:sort_criteria) || []
512 550 end
513 551
514 552 def sort_criteria_key(arg)
515 553 sort_criteria && sort_criteria[arg] && sort_criteria[arg].first
516 554 end
517 555
518 556 def sort_criteria_order(arg)
519 557 sort_criteria && sort_criteria[arg] && sort_criteria[arg].last
520 558 end
521 559
522 560 # Returns the SQL sort order that should be prepended for grouping
523 561 def group_by_sort_order
524 562 if grouped? && (column = group_by_column)
525 563 column.sortable.is_a?(Array) ?
526 564 column.sortable.collect {|s| "#{s} #{column.default_order}"}.join(',') :
527 565 "#{column.sortable} #{column.default_order}"
528 566 end
529 567 end
530 568
531 569 # Returns true if the query is a grouped query
532 570 def grouped?
533 571 !group_by_column.nil?
534 572 end
535 573
536 574 def group_by_column
537 575 groupable_columns.detect {|c| c.groupable && c.name.to_s == group_by}
538 576 end
539 577
540 578 def group_by_statement
541 579 group_by_column.try(:groupable)
542 580 end
543 581
544 582 def project_statement
545 583 project_clauses = []
546 584 if project && !project.descendants.active.empty?
547 585 ids = [project.id]
548 586 if has_filter?("subproject_id")
549 587 case operator_for("subproject_id")
550 588 when '='
551 589 # include the selected subprojects
552 590 ids += values_for("subproject_id").each(&:to_i)
553 591 when '!*'
554 592 # main project only
555 593 else
556 594 # all subprojects
557 595 ids += project.descendants.collect(&:id)
558 596 end
559 597 elsif Setting.display_subprojects_issues?
560 598 ids += project.descendants.collect(&:id)
561 599 end
562 600 project_clauses << "#{Project.table_name}.id IN (%s)" % ids.join(',')
563 601 elsif project
564 602 project_clauses << "#{Project.table_name}.id = %d" % project.id
565 603 end
566 604 project_clauses.any? ? project_clauses.join(' AND ') : nil
567 605 end
568 606
569 607 def statement
570 608 # filters clauses
571 609 filters_clauses = []
572 610 filters.each_key do |field|
573 611 next if field == "subproject_id"
574 612 v = values_for(field).clone
575 613 next unless v and !v.empty?
576 614 operator = operator_for(field)
577 615
578 616 # "me" value subsitution
579 617 if %w(assigned_to_id author_id watcher_id).include?(field)
580 618 if v.delete("me")
581 619 if User.current.logged?
582 620 v.push(User.current.id.to_s)
583 621 v += User.current.group_ids.map(&:to_s) if field == 'assigned_to_id'
584 622 else
585 623 v.push("0")
586 624 end
587 625 end
588 626 end
589 627
590 628 if field == 'project_id'
591 629 if v.delete('mine')
592 630 v += User.current.memberships.map(&:project_id).map(&:to_s)
593 631 end
594 632 end
595 633
596 634 if field =~ /cf_(\d+)$/
597 635 # custom field
598 636 filters_clauses << sql_for_custom_field(field, operator, v, $1)
599 637 elsif respond_to?("sql_for_#{field}_field")
600 638 # specific statement
601 639 filters_clauses << send("sql_for_#{field}_field", field, operator, v)
602 640 else
603 641 # regular field
604 642 filters_clauses << '(' + sql_for_field(field, operator, v, Issue.table_name, field) + ')'
605 643 end
606 644 end if filters and valid?
607 645
608 646 filters_clauses << project_statement
609 647 filters_clauses.reject!(&:blank?)
610 648
611 649 filters_clauses.any? ? filters_clauses.join(' AND ') : nil
612 650 end
613 651
614 652 # Returns the issue count
615 653 def issue_count
616 654 Issue.visible.count(:include => [:status, :project], :conditions => statement)
617 655 rescue ::ActiveRecord::StatementInvalid => e
618 656 raise StatementInvalid.new(e.message)
619 657 end
620 658
621 659 # Returns the issue count by group or nil if query is not grouped
622 660 def issue_count_by_group
623 661 r = nil
624 662 if grouped?
625 663 begin
626 664 # Rails3 will raise an (unexpected) RecordNotFound if there's only a nil group value
627 665 r = Issue.visible.count(:group => group_by_statement, :include => [:status, :project], :conditions => statement)
628 666 rescue ActiveRecord::RecordNotFound
629 667 r = {nil => issue_count}
630 668 end
631 669 c = group_by_column
632 670 if c.is_a?(QueryCustomFieldColumn)
633 671 r = r.keys.inject({}) {|h, k| h[c.custom_field.cast_value(k)] = r[k]; h}
634 672 end
635 673 end
636 674 r
637 675 rescue ::ActiveRecord::StatementInvalid => e
638 676 raise StatementInvalid.new(e.message)
639 677 end
640 678
641 679 # Returns the issues
642 680 # Valid options are :order, :offset, :limit, :include, :conditions
643 681 def issues(options={})
644 682 order_option = [group_by_sort_order, options[:order]].reject {|s| s.blank?}.join(',')
645 683 order_option = nil if order_option.blank?
646 684
647 685 issues = Issue.visible.scoped(:conditions => options[:conditions]).find :all, :include => ([:status, :project] + (options[:include] || [])).uniq,
648 686 :conditions => statement,
649 687 :order => order_option,
650 688 :joins => joins_for_order_statement(order_option),
651 689 :limit => options[:limit],
652 690 :offset => options[:offset]
653 691
654 692 if has_column?(:spent_hours)
655 693 Issue.load_visible_spent_hours(issues)
656 694 end
657 695 if has_column?(:relations)
658 696 Issue.load_visible_relations(issues)
659 697 end
660 698 issues
661 699 rescue ::ActiveRecord::StatementInvalid => e
662 700 raise StatementInvalid.new(e.message)
663 701 end
664 702
665 703 # Returns the issues ids
666 704 def issue_ids(options={})
667 705 order_option = [group_by_sort_order, options[:order]].reject {|s| s.blank?}.join(',')
668 706 order_option = nil if order_option.blank?
669 707
670 708 Issue.visible.scoped(:conditions => options[:conditions]).scoped(:include => ([:status, :project] + (options[:include] || [])).uniq,
671 709 :conditions => statement,
672 710 :order => order_option,
673 711 :joins => joins_for_order_statement(order_option),
674 712 :limit => options[:limit],
675 713 :offset => options[:offset]).find_ids
676 714 rescue ::ActiveRecord::StatementInvalid => e
677 715 raise StatementInvalid.new(e.message)
678 716 end
679 717
680 718 # Returns the journals
681 719 # Valid options are :order, :offset, :limit
682 720 def journals(options={})
683 721 Journal.visible.find :all, :include => [:details, :user, {:issue => [:project, :author, :tracker, :status]}],
684 722 :conditions => statement,
685 723 :order => options[:order],
686 724 :limit => options[:limit],
687 725 :offset => options[:offset]
688 726 rescue ::ActiveRecord::StatementInvalid => e
689 727 raise StatementInvalid.new(e.message)
690 728 end
691 729
692 730 # Returns the versions
693 731 # Valid options are :conditions
694 732 def versions(options={})
695 733 Version.visible.scoped(:conditions => options[:conditions]).find :all, :include => :project, :conditions => project_statement
696 734 rescue ::ActiveRecord::StatementInvalid => e
697 735 raise StatementInvalid.new(e.message)
698 736 end
699 737
700 738 def sql_for_watcher_id_field(field, operator, value)
701 739 db_table = Watcher.table_name
702 740 "#{Issue.table_name}.id #{ operator == '=' ? 'IN' : 'NOT IN' } (SELECT #{db_table}.watchable_id FROM #{db_table} WHERE #{db_table}.watchable_type='Issue' AND " +
703 741 sql_for_field(field, '=', value, db_table, 'user_id') + ')'
704 742 end
705 743
706 744 def sql_for_member_of_group_field(field, operator, value)
707 745 if operator == '*' # Any group
708 746 groups = Group.all
709 747 operator = '=' # Override the operator since we want to find by assigned_to
710 748 elsif operator == "!*"
711 749 groups = Group.all
712 750 operator = '!' # Override the operator since we want to find by assigned_to
713 751 else
714 752 groups = Group.find_all_by_id(value)
715 753 end
716 754 groups ||= []
717 755
718 756 members_of_groups = groups.inject([]) {|user_ids, group|
719 757 if group && group.user_ids.present?
720 758 user_ids << group.user_ids
721 759 end
722 760 user_ids.flatten.uniq.compact
723 761 }.sort.collect(&:to_s)
724 762
725 763 '(' + sql_for_field("assigned_to_id", operator, members_of_groups, Issue.table_name, "assigned_to_id", false) + ')'
726 764 end
727 765
728 766 def sql_for_assigned_to_role_field(field, operator, value)
729 767 case operator
730 768 when "*", "!*" # Member / Not member
731 769 sw = operator == "!*" ? 'NOT' : ''
732 770 nl = operator == "!*" ? "#{Issue.table_name}.assigned_to_id IS NULL OR" : ''
733 771 "(#{nl} #{Issue.table_name}.assigned_to_id #{sw} IN (SELECT DISTINCT #{Member.table_name}.user_id FROM #{Member.table_name}" +
734 772 " WHERE #{Member.table_name}.project_id = #{Issue.table_name}.project_id))"
735 773 when "=", "!"
736 774 role_cond = value.any? ?
737 775 "#{MemberRole.table_name}.role_id IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")" :
738 776 "1=0"
739 777
740 778 sw = operator == "!" ? 'NOT' : ''
741 779 nl = operator == "!" ? "#{Issue.table_name}.assigned_to_id IS NULL OR" : ''
742 780 "(#{nl} #{Issue.table_name}.assigned_to_id #{sw} IN (SELECT DISTINCT #{Member.table_name}.user_id FROM #{Member.table_name}, #{MemberRole.table_name}" +
743 781 " WHERE #{Member.table_name}.project_id = #{Issue.table_name}.project_id AND #{Member.table_name}.id = #{MemberRole.table_name}.member_id AND #{role_cond}))"
744 782 end
745 783 end
746 784
747 785 def sql_for_is_private_field(field, operator, value)
748 786 op = (operator == "=" ? 'IN' : 'NOT IN')
749 787 va = value.map {|v| v == '0' ? connection.quoted_false : connection.quoted_true}.uniq.join(',')
750 788
751 789 "#{Issue.table_name}.is_private #{op} (#{va})"
752 790 end
753 791
754 792 def sql_for_relations(field, operator, value, options={})
755 793 relation_options = IssueRelation::TYPES[field]
756 794 return relation_options unless relation_options
757 795
758 796 relation_type = field
759 797 join_column, target_join_column = "issue_from_id", "issue_to_id"
760 798 if relation_options[:reverse] || options[:reverse]
761 799 relation_type = relation_options[:reverse] || relation_type
762 800 join_column, target_join_column = target_join_column, join_column
763 801 end
764 802
765 803 sql = case operator
766 804 when "*", "!*"
767 805 op = (operator == "*" ? 'IN' : 'NOT IN')
768 806 "#{Issue.table_name}.id #{op} (SELECT DISTINCT #{IssueRelation.table_name}.#{join_column} FROM #{IssueRelation.table_name} WHERE #{IssueRelation.table_name}.relation_type = '#{connection.quote_string(relation_type)}')"
769 807 when "=", "!"
770 808 op = (operator == "=" ? 'IN' : 'NOT IN')
771 809 "#{Issue.table_name}.id #{op} (SELECT DISTINCT #{IssueRelation.table_name}.#{join_column} FROM #{IssueRelation.table_name} WHERE #{IssueRelation.table_name}.relation_type = '#{connection.quote_string(relation_type)}' AND #{IssueRelation.table_name}.#{target_join_column} = #{value.first.to_i})"
772 810 when "=p", "=!p"
773 811 op = (operator == "=p" ? '=' : '<>')
774 812 "#{Issue.table_name}.id IN (SELECT DISTINCT #{IssueRelation.table_name}.#{join_column} FROM #{IssueRelation.table_name}, #{Issue.table_name} relissues WHERE #{IssueRelation.table_name}.relation_type = '#{connection.quote_string(relation_type)}' AND #{IssueRelation.table_name}.#{target_join_column} = relissues.id AND relissues.project_id #{op} #{value.first.to_i})"
775 813 end
776 814
777 815 if relation_options[:sym] == field && !options[:reverse]
778 816 sqls = [sql, sql_for_relations(field, operator, value, :reverse => true)]
779 817 sqls.join(["!", "!*"].include?(operator) ? " AND " : " OR ")
780 818 else
781 819 sql
782 820 end
783 821 end
784 822
785 823 IssueRelation::TYPES.keys.each do |relation_type|
786 824 alias_method "sql_for_#{relation_type}_field".to_sym, :sql_for_relations
787 825 end
788 826
789 827 private
790 828
791 829 def sql_for_custom_field(field, operator, value, custom_field_id)
792 830 db_table = CustomValue.table_name
793 831 db_field = 'value'
794 832 filter = @available_filters[field]
795 833 return nil unless filter
796 834 if filter[:format] == 'user'
797 835 if value.delete('me')
798 836 value.push User.current.id.to_s
799 837 end
800 838 end
801 839 not_in = nil
802 840 if operator == '!'
803 841 # Makes ! operator work for custom fields with multiple values
804 842 operator = '='
805 843 not_in = 'NOT'
806 844 end
807 845 customized_key = "id"
808 846 customized_class = Issue
809 847 if field =~ /^(.+)\.cf_/
810 848 assoc = $1
811 849 customized_key = "#{assoc}_id"
812 850 customized_class = Issue.reflect_on_association(assoc.to_sym).klass.base_class rescue nil
813 851 raise "Unknown Issue association #{assoc}" unless customized_class
814 852 end
815 853 "#{Issue.table_name}.#{customized_key} #{not_in} IN (SELECT #{customized_class.table_name}.id FROM #{customized_class.table_name} LEFT OUTER JOIN #{db_table} ON #{db_table}.customized_type='#{customized_class}' AND #{db_table}.customized_id=#{customized_class.table_name}.id AND #{db_table}.custom_field_id=#{custom_field_id} WHERE " +
816 854 sql_for_field(field, operator, value, db_table, db_field, true) + ')'
817 855 end
818 856
819 857 # Helper method to generate the WHERE sql for a +field+, +operator+ and a +value+
820 858 def sql_for_field(field, operator, value, db_table, db_field, is_custom_filter=false)
821 859 sql = ''
822 860 case operator
823 861 when "="
824 862 if value.any?
825 863 case type_for(field)
826 864 when :date, :date_past
827 865 sql = date_clause(db_table, db_field, (Date.parse(value.first) rescue nil), (Date.parse(value.first) rescue nil))
828 866 when :integer
829 867 if is_custom_filter
830 868 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) = #{value.first.to_i})"
831 869 else
832 870 sql = "#{db_table}.#{db_field} = #{value.first.to_i}"
833 871 end
834 872 when :float
835 873 if is_custom_filter
836 874 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})"
837 875 else
838 876 sql = "#{db_table}.#{db_field} BETWEEN #{value.first.to_f - 1e-5} AND #{value.first.to_f + 1e-5}"
839 877 end
840 878 else
841 879 sql = "#{db_table}.#{db_field} IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")"
842 880 end
843 881 else
844 882 # IN an empty set
845 883 sql = "1=0"
846 884 end
847 885 when "!"
848 886 if value.any?
849 887 sql = "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + value.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + "))"
850 888 else
851 889 # NOT IN an empty set
852 890 sql = "1=1"
853 891 end
854 892 when "!*"
855 893 sql = "#{db_table}.#{db_field} IS NULL"
856 894 sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter
857 895 when "*"
858 896 sql = "#{db_table}.#{db_field} IS NOT NULL"
859 897 sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
860 898 when ">="
861 899 if [:date, :date_past].include?(type_for(field))
862 900 sql = date_clause(db_table, db_field, (Date.parse(value.first) rescue nil), nil)
863 901 else
864 902 if is_custom_filter
865 903 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) >= #{value.first.to_f})"
866 904 else
867 905 sql = "#{db_table}.#{db_field} >= #{value.first.to_f}"
868 906 end
869 907 end
870 908 when "<="
871 909 if [:date, :date_past].include?(type_for(field))
872 910 sql = date_clause(db_table, db_field, nil, (Date.parse(value.first) rescue nil))
873 911 else
874 912 if is_custom_filter
875 913 sql = "(#{db_table}.#{db_field} <> '' AND CAST(#{db_table}.#{db_field} AS decimal(60,3)) <= #{value.first.to_f})"
876 914 else
877 915 sql = "#{db_table}.#{db_field} <= #{value.first.to_f}"
878 916 end
879 917 end
880 918 when "><"
881 919 if [:date, :date_past].include?(type_for(field))
882 920 sql = date_clause(db_table, db_field, (Date.parse(value[0]) rescue nil), (Date.parse(value[1]) rescue nil))
883 921 else
884 922 if is_custom_filter
885 923 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})"
886 924 else
887 925 sql = "#{db_table}.#{db_field} BETWEEN #{value[0].to_f} AND #{value[1].to_f}"
888 926 end
889 927 end
890 928 when "o"
891 929 sql = "#{Issue.table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{connection.quoted_false})" if field == "status_id"
892 930 when "c"
893 931 sql = "#{Issue.table_name}.status_id IN (SELECT id FROM #{IssueStatus.table_name} WHERE is_closed=#{connection.quoted_true})" if field == "status_id"
894 932 when ">t-"
895 933 sql = relative_date_clause(db_table, db_field, - value.first.to_i, 0)
896 934 when "<t-"
897 935 sql = relative_date_clause(db_table, db_field, nil, - value.first.to_i)
898 936 when "t-"
899 937 sql = relative_date_clause(db_table, db_field, - value.first.to_i, - value.first.to_i)
900 938 when ">t+"
901 939 sql = relative_date_clause(db_table, db_field, value.first.to_i, nil)
902 940 when "<t+"
903 941 sql = relative_date_clause(db_table, db_field, 0, value.first.to_i)
904 942 when "t+"
905 943 sql = relative_date_clause(db_table, db_field, value.first.to_i, value.first.to_i)
906 944 when "t"
907 945 sql = relative_date_clause(db_table, db_field, 0, 0)
908 946 when "w"
909 947 first_day_of_week = l(:general_first_day_of_week).to_i
910 948 day_of_week = Date.today.cwday
911 949 days_ago = (day_of_week >= first_day_of_week ? day_of_week - first_day_of_week : day_of_week + 7 - first_day_of_week)
912 950 sql = relative_date_clause(db_table, db_field, - days_ago, - days_ago + 6)
913 951 when "~"
914 952 sql = "LOWER(#{db_table}.#{db_field}) LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
915 953 when "!~"
916 954 sql = "LOWER(#{db_table}.#{db_field}) NOT LIKE '%#{connection.quote_string(value.first.to_s.downcase)}%'"
917 955 else
918 956 raise "Unknown query operator #{operator}"
919 957 end
920 958
921 959 return sql
922 960 end
923 961
924 962 def add_custom_fields_filters(custom_fields, assoc=nil)
925 963 return unless custom_fields.present?
926 964 @available_filters ||= {}
927 965
928 966 custom_fields.select(&:is_filter?).each do |field|
929 967 case field.field_format
930 968 when "text"
931 969 options = { :type => :text, :order => 20 }
932 970 when "list"
933 971 options = { :type => :list_optional, :values => field.possible_values, :order => 20}
934 972 when "date"
935 973 options = { :type => :date, :order => 20 }
936 974 when "bool"
937 975 options = { :type => :list, :values => [[l(:general_text_yes), "1"], [l(:general_text_no), "0"]], :order => 20 }
938 976 when "int"
939 977 options = { :type => :integer, :order => 20 }
940 978 when "float"
941 979 options = { :type => :float, :order => 20 }
942 980 when "user", "version"
943 981 next unless project
944 982 values = field.possible_values_options(project)
945 983 if User.current.logged? && field.field_format == 'user'
946 984 values.unshift ["<< #{l(:label_me)} >>", "me"]
947 985 end
948 986 options = { :type => :list_optional, :values => values, :order => 20}
949 987 else
950 988 options = { :type => :string, :order => 20 }
951 989 end
952 990 filter_id = "cf_#{field.id}"
953 991 filter_name = field.name
954 992 if assoc.present?
955 993 filter_id = "#{assoc}.#{filter_id}"
956 994 filter_name = l("label_attribute_of_#{assoc}", :name => filter_name)
957 995 end
958 996 @available_filters[filter_id] = options.merge({ :name => filter_name, :format => field.field_format })
959 997 end
960 998 end
961 999
962 1000 def add_associations_custom_fields_filters(*associations)
963 1001 fields_by_class = CustomField.where(:is_filter => true).group_by(&:class)
964 1002 associations.each do |assoc|
965 1003 association_klass = Issue.reflect_on_association(assoc).klass
966 1004 fields_by_class.each do |field_class, fields|
967 1005 if field_class.customized_class <= association_klass
968 1006 add_custom_fields_filters(fields, assoc)
969 1007 end
970 1008 end
971 1009 end
972 1010 end
973 1011
974 1012 # Returns a SQL clause for a date or datetime field.
975 1013 def date_clause(table, field, from, to)
976 1014 s = []
977 1015 if from
978 1016 from_yesterday = from - 1
979 1017 from_yesterday_time = Time.local(from_yesterday.year, from_yesterday.month, from_yesterday.day)
980 1018 if self.class.default_timezone == :utc
981 1019 from_yesterday_time = from_yesterday_time.utc
982 1020 end
983 1021 s << ("#{table}.#{field} > '%s'" % [connection.quoted_date(from_yesterday_time.end_of_day)])
984 1022 end
985 1023 if to
986 1024 to_time = Time.local(to.year, to.month, to.day)
987 1025 if self.class.default_timezone == :utc
988 1026 to_time = to_time.utc
989 1027 end
990 1028 s << ("#{table}.#{field} <= '%s'" % [connection.quoted_date(to_time.end_of_day)])
991 1029 end
992 1030 s.join(' AND ')
993 1031 end
994 1032
995 1033 # Returns a SQL clause for a date or datetime field using relative dates.
996 1034 def relative_date_clause(table, field, days_from, days_to)
997 1035 date_clause(table, field, (days_from ? Date.today + days_from : nil), (days_to ? Date.today + days_to : nil))
998 1036 end
999 1037
1000 1038 # Additional joins required for the given sort options
1001 1039 def joins_for_order_statement(order_options)
1002 1040 joins = []
1003 1041
1004 1042 if order_options
1005 1043 if order_options.include?('authors')
1006 1044 joins << "LEFT OUTER JOIN #{User.table_name} authors ON authors.id = #{Issue.table_name}.author_id"
1007 1045 end
1008 1046 order_options.scan(/cf_\d+/).uniq.each do |name|
1009 1047 column = available_columns.detect {|c| c.name.to_s == name}
1010 1048 join = column && column.custom_field.join_for_order_statement
1011 1049 if join
1012 1050 joins << join
1013 1051 end
1014 1052 end
1015 1053 end
1016 1054
1017 1055 joins.any? ? joins.join(' ') : nil
1018 1056 end
1019 1057 end
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