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remove trailing white-spaces from app/models/custom_field.rb...
Toshi MARUYAMA -
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1 # Redmine - project management software
1 # Redmine - project management software
2 # Copyright (C) 2006-2013 Jean-Philippe Lang
2 # Copyright (C) 2006-2013 Jean-Philippe Lang
3 #
3 #
4 # This program is free software; you can redistribute it and/or
4 # This program is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU General Public License
5 # modify it under the terms of the GNU General Public License
6 # as published by the Free Software Foundation; either version 2
6 # as published by the Free Software Foundation; either version 2
7 # of the License, or (at your option) any later version.
7 # of the License, or (at your option) any later version.
8 #
8 #
9 # This program is distributed in the hope that it will be useful,
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
12 # GNU General Public License for more details.
13 #
13 #
14 # You should have received a copy of the GNU General Public License
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17
17
18 class CustomField < ActiveRecord::Base
18 class CustomField < ActiveRecord::Base
19 include Redmine::SubclassFactory
19 include Redmine::SubclassFactory
20
20
21 has_many :custom_values, :dependent => :delete_all
21 has_many :custom_values, :dependent => :delete_all
22 has_and_belongs_to_many :roles, :join_table => "#{table_name_prefix}custom_fields_roles#{table_name_suffix}", :foreign_key => "custom_field_id"
22 has_and_belongs_to_many :roles, :join_table => "#{table_name_prefix}custom_fields_roles#{table_name_suffix}", :foreign_key => "custom_field_id"
23 acts_as_list :scope => 'type = \'#{self.class}\''
23 acts_as_list :scope => 'type = \'#{self.class}\''
24 serialize :possible_values
24 serialize :possible_values
25
25
26 validates_presence_of :name, :field_format
26 validates_presence_of :name, :field_format
27 validates_uniqueness_of :name, :scope => :type
27 validates_uniqueness_of :name, :scope => :type
28 validates_length_of :name, :maximum => 30
28 validates_length_of :name, :maximum => 30
29 validates_inclusion_of :field_format, :in => Redmine::CustomFieldFormat.available_formats
29 validates_inclusion_of :field_format, :in => Redmine::CustomFieldFormat.available_formats
30 validate :validate_custom_field
30 validate :validate_custom_field
31
31
32 before_validation :set_searchable
32 before_validation :set_searchable
33 after_save :handle_multiplicity_change
33 after_save :handle_multiplicity_change
34 after_save do |field|
34 after_save do |field|
35 if field.visible_changed? && field.visible
35 if field.visible_changed? && field.visible
36 field.roles.clear
36 field.roles.clear
37 end
37 end
38 end
38 end
39
39
40 scope :sorted, lambda { order("#{table_name}.position ASC") }
40 scope :sorted, lambda { order("#{table_name}.position ASC") }
41 scope :visible, lambda {|*args|
41 scope :visible, lambda {|*args|
42 user = args.shift || User.current
42 user = args.shift || User.current
43 if user.admin?
43 if user.admin?
44 # nop
44 # nop
45 elsif user.memberships.any?
45 elsif user.memberships.any?
46 where("#{table_name}.visible = ? OR #{table_name}.id IN (SELECT DISTINCT cfr.custom_field_id FROM #{Member.table_name} m" +
46 where("#{table_name}.visible = ? OR #{table_name}.id IN (SELECT DISTINCT cfr.custom_field_id FROM #{Member.table_name} m" +
47 " INNER JOIN #{MemberRole.table_name} mr ON mr.member_id = m.id" +
47 " INNER JOIN #{MemberRole.table_name} mr ON mr.member_id = m.id" +
48 " INNER JOIN #{table_name_prefix}custom_fields_roles#{table_name_suffix} cfr ON cfr.role_id = mr.role_id" +
48 " INNER JOIN #{table_name_prefix}custom_fields_roles#{table_name_suffix} cfr ON cfr.role_id = mr.role_id" +
49 " WHERE m.user_id = ?)",
49 " WHERE m.user_id = ?)",
50 true, user.id)
50 true, user.id)
51 else
51 else
52 where(:visible => true)
52 where(:visible => true)
53 end
53 end
54 }
54 }
55
55
56 def visible_by?(project, user=User.current)
56 def visible_by?(project, user=User.current)
57 visible? || user.admin?
57 visible? || user.admin?
58 end
58 end
59
59
60 def field_format=(arg)
60 def field_format=(arg)
61 # cannot change format of a saved custom field
61 # cannot change format of a saved custom field
62 super if new_record?
62 super if new_record?
63 end
63 end
64
64
65 def set_searchable
65 def set_searchable
66 # make sure these fields are not searchable
66 # make sure these fields are not searchable
67 self.searchable = false if %w(int float date bool).include?(field_format)
67 self.searchable = false if %w(int float date bool).include?(field_format)
68 # make sure only these fields can have multiple values
68 # make sure only these fields can have multiple values
69 self.multiple = false unless %w(list user version).include?(field_format)
69 self.multiple = false unless %w(list user version).include?(field_format)
70 true
70 true
71 end
71 end
72
72
73 def validate_custom_field
73 def validate_custom_field
74 if self.field_format == "list"
74 if self.field_format == "list"
75 errors.add(:possible_values, :blank) if self.possible_values.nil? || self.possible_values.empty?
75 errors.add(:possible_values, :blank) if self.possible_values.nil? || self.possible_values.empty?
76 errors.add(:possible_values, :invalid) unless self.possible_values.is_a? Array
76 errors.add(:possible_values, :invalid) unless self.possible_values.is_a? Array
77 end
77 end
78
78
79 if regexp.present?
79 if regexp.present?
80 begin
80 begin
81 Regexp.new(regexp)
81 Regexp.new(regexp)
82 rescue
82 rescue
83 errors.add(:regexp, :invalid)
83 errors.add(:regexp, :invalid)
84 end
84 end
85 end
85 end
86
86
87 if default_value.present? && !valid_field_value?(default_value)
87 if default_value.present? && !valid_field_value?(default_value)
88 errors.add(:default_value, :invalid)
88 errors.add(:default_value, :invalid)
89 end
89 end
90 end
90 end
91
91
92 def possible_values_options(obj=nil)
92 def possible_values_options(obj=nil)
93 case field_format
93 case field_format
94 when 'user', 'version'
94 when 'user', 'version'
95 if obj.respond_to?(:project) && obj.project
95 if obj.respond_to?(:project) && obj.project
96 case field_format
96 case field_format
97 when 'user'
97 when 'user'
98 obj.project.users.sort.collect {|u| [u.to_s, u.id.to_s]}
98 obj.project.users.sort.collect {|u| [u.to_s, u.id.to_s]}
99 when 'version'
99 when 'version'
100 obj.project.shared_versions.sort.collect {|u| [u.to_s, u.id.to_s]}
100 obj.project.shared_versions.sort.collect {|u| [u.to_s, u.id.to_s]}
101 end
101 end
102 elsif obj.is_a?(Array)
102 elsif obj.is_a?(Array)
103 obj.collect {|o| possible_values_options(o)}.reduce(:&)
103 obj.collect {|o| possible_values_options(o)}.reduce(:&)
104 else
104 else
105 []
105 []
106 end
106 end
107 when 'bool'
107 when 'bool'
108 [[l(:general_text_Yes), '1'], [l(:general_text_No), '0']]
108 [[l(:general_text_Yes), '1'], [l(:general_text_No), '0']]
109 else
109 else
110 possible_values || []
110 possible_values || []
111 end
111 end
112 end
112 end
113
113
114 def possible_values(obj=nil)
114 def possible_values(obj=nil)
115 case field_format
115 case field_format
116 when 'user', 'version'
116 when 'user', 'version'
117 possible_values_options(obj).collect(&:last)
117 possible_values_options(obj).collect(&:last)
118 when 'bool'
118 when 'bool'
119 ['1', '0']
119 ['1', '0']
120 else
120 else
121 values = super()
121 values = super()
122 if values.is_a?(Array)
122 if values.is_a?(Array)
123 values.each do |value|
123 values.each do |value|
124 value.force_encoding('UTF-8') if value.respond_to?(:force_encoding)
124 value.force_encoding('UTF-8') if value.respond_to?(:force_encoding)
125 end
125 end
126 values
126 values
127 else
127 else
128 []
128 []
129 end
129 end
130 end
130 end
131 end
131 end
132
132
133 # Makes possible_values accept a multiline string
133 # Makes possible_values accept a multiline string
134 def possible_values=(arg)
134 def possible_values=(arg)
135 if arg.is_a?(Array)
135 if arg.is_a?(Array)
136 super(arg.compact.collect(&:strip).select {|v| !v.blank?})
136 super(arg.compact.collect(&:strip).select {|v| !v.blank?})
137 else
137 else
138 self.possible_values = arg.to_s.split(/[\n\r]+/)
138 self.possible_values = arg.to_s.split(/[\n\r]+/)
139 end
139 end
140 end
140 end
141
141
142 def cast_value(value)
142 def cast_value(value)
143 casted = nil
143 casted = nil
144 unless value.blank?
144 unless value.blank?
145 case field_format
145 case field_format
146 when 'string', 'text', 'list'
146 when 'string', 'text', 'list'
147 casted = value
147 casted = value
148 when 'date'
148 when 'date'
149 casted = begin; value.to_date; rescue; nil end
149 casted = begin; value.to_date; rescue; nil end
150 when 'bool'
150 when 'bool'
151 casted = (value == '1' ? true : false)
151 casted = (value == '1' ? true : false)
152 when 'int'
152 when 'int'
153 casted = value.to_i
153 casted = value.to_i
154 when 'float'
154 when 'float'
155 casted = value.to_f
155 casted = value.to_f
156 when 'user', 'version'
156 when 'user', 'version'
157 casted = (value.blank? ? nil : field_format.classify.constantize.find_by_id(value.to_i))
157 casted = (value.blank? ? nil : field_format.classify.constantize.find_by_id(value.to_i))
158 end
158 end
159 end
159 end
160 casted
160 casted
161 end
161 end
162
162
163 def value_from_keyword(keyword, customized)
163 def value_from_keyword(keyword, customized)
164 possible_values_options = possible_values_options(customized)
164 possible_values_options = possible_values_options(customized)
165 if possible_values_options.present?
165 if possible_values_options.present?
166 keyword = keyword.to_s.downcase
166 keyword = keyword.to_s.downcase
167 if v = possible_values_options.detect {|text, id| text.downcase == keyword}
167 if v = possible_values_options.detect {|text, id| text.downcase == keyword}
168 if v.is_a?(Array)
168 if v.is_a?(Array)
169 v.last
169 v.last
170 else
170 else
171 v
171 v
172 end
172 end
173 end
173 end
174 else
174 else
175 keyword
175 keyword
176 end
176 end
177 end
177 end
178
178
179 # Returns a ORDER BY clause that can used to sort customized
179 # Returns a ORDER BY clause that can used to sort customized
180 # objects by their value of the custom field.
180 # objects by their value of the custom field.
181 # Returns nil if the custom field can not be used for sorting.
181 # Returns nil if the custom field can not be used for sorting.
182 def order_statement
182 def order_statement
183 return nil if multiple?
183 return nil if multiple?
184 case field_format
184 case field_format
185 when 'string', 'text', 'list', 'date', 'bool'
185 when 'string', 'text', 'list', 'date', 'bool'
186 # COALESCE is here to make sure that blank and NULL values are sorted equally
186 # COALESCE is here to make sure that blank and NULL values are sorted equally
187 "COALESCE(#{join_alias}.value, '')"
187 "COALESCE(#{join_alias}.value, '')"
188 when 'int', 'float'
188 when 'int', 'float'
189 # Make the database cast values into numeric
189 # Make the database cast values into numeric
190 # Postgresql will raise an error if a value can not be casted!
190 # Postgresql will raise an error if a value can not be casted!
191 # CustomValue validations should ensure that it doesn't occur
191 # CustomValue validations should ensure that it doesn't occur
192 "CAST(CASE #{join_alias}.value WHEN '' THEN '0' ELSE #{join_alias}.value END AS decimal(30,3))"
192 "CAST(CASE #{join_alias}.value WHEN '' THEN '0' ELSE #{join_alias}.value END AS decimal(30,3))"
193 when 'user', 'version'
193 when 'user', 'version'
194 value_class.fields_for_order_statement(value_join_alias)
194 value_class.fields_for_order_statement(value_join_alias)
195 else
195 else
196 nil
196 nil
197 end
197 end
198 end
198 end
199
199
200 # Returns a GROUP BY clause that can used to group by custom value
200 # Returns a GROUP BY clause that can used to group by custom value
201 # Returns nil if the custom field can not be used for grouping.
201 # Returns nil if the custom field can not be used for grouping.
202 def group_statement
202 def group_statement
203 return nil if multiple?
203 return nil if multiple?
204 case field_format
204 case field_format
205 when 'list', 'date', 'bool', 'int'
205 when 'list', 'date', 'bool', 'int'
206 order_statement
206 order_statement
207 when 'user', 'version'
207 when 'user', 'version'
208 "COALESCE(#{join_alias}.value, '')"
208 "COALESCE(#{join_alias}.value, '')"
209 else
209 else
210 nil
210 nil
211 end
211 end
212 end
212 end
213
213
214 def join_for_order_statement
214 def join_for_order_statement
215 case field_format
215 case field_format
216 when 'user', 'version'
216 when 'user', 'version'
217 "LEFT OUTER JOIN #{CustomValue.table_name} #{join_alias}" +
217 "LEFT OUTER JOIN #{CustomValue.table_name} #{join_alias}" +
218 " ON #{join_alias}.customized_type = '#{self.class.customized_class.base_class.name}'" +
218 " ON #{join_alias}.customized_type = '#{self.class.customized_class.base_class.name}'" +
219 " AND #{join_alias}.customized_id = #{self.class.customized_class.table_name}.id" +
219 " AND #{join_alias}.customized_id = #{self.class.customized_class.table_name}.id" +
220 " AND #{join_alias}.custom_field_id = #{id}" +
220 " AND #{join_alias}.custom_field_id = #{id}" +
221 " AND (#{visibility_by_project_condition})" +
221 " AND (#{visibility_by_project_condition})" +
222 " AND #{join_alias}.value <> ''" +
222 " AND #{join_alias}.value <> ''" +
223 " AND #{join_alias}.id = (SELECT max(#{join_alias}_2.id) FROM #{CustomValue.table_name} #{join_alias}_2" +
223 " AND #{join_alias}.id = (SELECT max(#{join_alias}_2.id) FROM #{CustomValue.table_name} #{join_alias}_2" +
224 " WHERE #{join_alias}_2.customized_type = #{join_alias}.customized_type" +
224 " WHERE #{join_alias}_2.customized_type = #{join_alias}.customized_type" +
225 " AND #{join_alias}_2.customized_id = #{join_alias}.customized_id" +
225 " AND #{join_alias}_2.customized_id = #{join_alias}.customized_id" +
226 " AND #{join_alias}_2.custom_field_id = #{join_alias}.custom_field_id)" +
226 " AND #{join_alias}_2.custom_field_id = #{join_alias}.custom_field_id)" +
227 " LEFT OUTER JOIN #{value_class.table_name} #{value_join_alias}" +
227 " LEFT OUTER JOIN #{value_class.table_name} #{value_join_alias}" +
228 " ON CAST(CASE #{join_alias}.value WHEN '' THEN '0' ELSE #{join_alias}.value END AS decimal(30,0)) = #{value_join_alias}.id"
228 " ON CAST(CASE #{join_alias}.value WHEN '' THEN '0' ELSE #{join_alias}.value END AS decimal(30,0)) = #{value_join_alias}.id"
229 when 'int', 'float'
229 when 'int', 'float'
230 "LEFT OUTER JOIN #{CustomValue.table_name} #{join_alias}" +
230 "LEFT OUTER JOIN #{CustomValue.table_name} #{join_alias}" +
231 " ON #{join_alias}.customized_type = '#{self.class.customized_class.base_class.name}'" +
231 " ON #{join_alias}.customized_type = '#{self.class.customized_class.base_class.name}'" +
232 " AND #{join_alias}.customized_id = #{self.class.customized_class.table_name}.id" +
232 " AND #{join_alias}.customized_id = #{self.class.customized_class.table_name}.id" +
233 " AND #{join_alias}.custom_field_id = #{id}" +
233 " AND #{join_alias}.custom_field_id = #{id}" +
234 " AND (#{visibility_by_project_condition})" +
234 " AND (#{visibility_by_project_condition})" +
235 " AND #{join_alias}.value <> ''" +
235 " AND #{join_alias}.value <> ''" +
236 " AND #{join_alias}.id = (SELECT max(#{join_alias}_2.id) FROM #{CustomValue.table_name} #{join_alias}_2" +
236 " AND #{join_alias}.id = (SELECT max(#{join_alias}_2.id) FROM #{CustomValue.table_name} #{join_alias}_2" +
237 " WHERE #{join_alias}_2.customized_type = #{join_alias}.customized_type" +
237 " WHERE #{join_alias}_2.customized_type = #{join_alias}.customized_type" +
238 " AND #{join_alias}_2.customized_id = #{join_alias}.customized_id" +
238 " AND #{join_alias}_2.customized_id = #{join_alias}.customized_id" +
239 " AND #{join_alias}_2.custom_field_id = #{join_alias}.custom_field_id)"
239 " AND #{join_alias}_2.custom_field_id = #{join_alias}.custom_field_id)"
240 when 'string', 'text', 'list', 'date', 'bool'
240 when 'string', 'text', 'list', 'date', 'bool'
241 "LEFT OUTER JOIN #{CustomValue.table_name} #{join_alias}" +
241 "LEFT OUTER JOIN #{CustomValue.table_name} #{join_alias}" +
242 " ON #{join_alias}.customized_type = '#{self.class.customized_class.base_class.name}'" +
242 " ON #{join_alias}.customized_type = '#{self.class.customized_class.base_class.name}'" +
243 " AND #{join_alias}.customized_id = #{self.class.customized_class.table_name}.id" +
243 " AND #{join_alias}.customized_id = #{self.class.customized_class.table_name}.id" +
244 " AND #{join_alias}.custom_field_id = #{id}" +
244 " AND #{join_alias}.custom_field_id = #{id}" +
245 " AND (#{visibility_by_project_condition})" +
245 " AND (#{visibility_by_project_condition})" +
246 " AND #{join_alias}.id = (SELECT max(#{join_alias}_2.id) FROM #{CustomValue.table_name} #{join_alias}_2" +
246 " AND #{join_alias}.id = (SELECT max(#{join_alias}_2.id) FROM #{CustomValue.table_name} #{join_alias}_2" +
247 " WHERE #{join_alias}_2.customized_type = #{join_alias}.customized_type" +
247 " WHERE #{join_alias}_2.customized_type = #{join_alias}.customized_type" +
248 " AND #{join_alias}_2.customized_id = #{join_alias}.customized_id" +
248 " AND #{join_alias}_2.customized_id = #{join_alias}.customized_id" +
249 " AND #{join_alias}_2.custom_field_id = #{join_alias}.custom_field_id)"
249 " AND #{join_alias}_2.custom_field_id = #{join_alias}.custom_field_id)"
250 else
250 else
251 nil
251 nil
252 end
252 end
253 end
253 end
254
254
255 def join_alias
255 def join_alias
256 "cf_#{id}"
256 "cf_#{id}"
257 end
257 end
258
258
259 def value_join_alias
259 def value_join_alias
260 join_alias + "_" + field_format
260 join_alias + "_" + field_format
261 end
261 end
262
262
263 def visibility_by_project_condition(project_key=nil, user=User.current)
263 def visibility_by_project_condition(project_key=nil, user=User.current)
264 if visible? || user.admin?
264 if visible? || user.admin?
265 "1=1"
265 "1=1"
266 elsif user.anonymous?
266 elsif user.anonymous?
267 "1=0"
267 "1=0"
268 else
268 else
269 project_key ||= "#{self.class.customized_class.table_name}.project_id"
269 project_key ||= "#{self.class.customized_class.table_name}.project_id"
270 "#{project_key} IN (SELECT DISTINCT m.project_id FROM #{Member.table_name} m" +
270 "#{project_key} IN (SELECT DISTINCT m.project_id FROM #{Member.table_name} m" +
271 " INNER JOIN #{MemberRole.table_name} mr ON mr.member_id = m.id" +
271 " INNER JOIN #{MemberRole.table_name} mr ON mr.member_id = m.id" +
272 " INNER JOIN #{table_name_prefix}custom_fields_roles#{table_name_suffix} cfr ON cfr.role_id = mr.role_id" +
272 " INNER JOIN #{table_name_prefix}custom_fields_roles#{table_name_suffix} cfr ON cfr.role_id = mr.role_id" +
273 " WHERE m.user_id = #{user.id} AND cfr.custom_field_id = #{id})"
273 " WHERE m.user_id = #{user.id} AND cfr.custom_field_id = #{id})"
274 end
274 end
275 end
275 end
276
276
277 def self.visibility_condition
277 def self.visibility_condition
278 if user.admin?
278 if user.admin?
279 "1=1"
279 "1=1"
280 elsif user.anonymous?
280 elsif user.anonymous?
281 "#{table_name}.visible"
281 "#{table_name}.visible"
282 else
282 else
283 "#{project_key} IN (SELECT DISTINCT m.project_id FROM #{Member.table_name} m" +
283 "#{project_key} IN (SELECT DISTINCT m.project_id FROM #{Member.table_name} m" +
284 " INNER JOIN #{MemberRole.table_name} mr ON mr.member_id = m.id" +
284 " INNER JOIN #{MemberRole.table_name} mr ON mr.member_id = m.id" +
285 " INNER JOIN #{table_name_prefix}custom_fields_roles#{table_name_suffix} cfr ON cfr.role_id = mr.role_id" +
285 " INNER JOIN #{table_name_prefix}custom_fields_roles#{table_name_suffix} cfr ON cfr.role_id = mr.role_id" +
286 " WHERE m.user_id = #{user.id} AND cfr.custom_field_id = #{id})"
286 " WHERE m.user_id = #{user.id} AND cfr.custom_field_id = #{id})"
287 end
287 end
288 end
288 end
289
289
290 def <=>(field)
290 def <=>(field)
291 position <=> field.position
291 position <=> field.position
292 end
292 end
293
293
294 # Returns the class that values represent
294 # Returns the class that values represent
295 def value_class
295 def value_class
296 case field_format
296 case field_format
297 when 'user', 'version'
297 when 'user', 'version'
298 field_format.classify.constantize
298 field_format.classify.constantize
299 else
299 else
300 nil
300 nil
301 end
301 end
302 end
302 end
303
303
304 def self.customized_class
304 def self.customized_class
305 self.name =~ /^(.+)CustomField$/
305 self.name =~ /^(.+)CustomField$/
306 $1.constantize rescue nil
306 $1.constantize rescue nil
307 end
307 end
308
308
309 # to move in project_custom_field
309 # to move in project_custom_field
310 def self.for_all
310 def self.for_all
311 where(:is_for_all => true).order('position').all
311 where(:is_for_all => true).order('position').all
312 end
312 end
313
313
314 def type_name
314 def type_name
315 nil
315 nil
316 end
316 end
317
317
318 # Returns the error messages for the given value
318 # Returns the error messages for the given value
319 # or an empty array if value is a valid value for the custom field
319 # or an empty array if value is a valid value for the custom field
320 def validate_field_value(value)
320 def validate_field_value(value)
321 errs = []
321 errs = []
322 if value.is_a?(Array)
322 if value.is_a?(Array)
323 if !multiple?
323 if !multiple?
324 errs << ::I18n.t('activerecord.errors.messages.invalid')
324 errs << ::I18n.t('activerecord.errors.messages.invalid')
325 end
325 end
326 if is_required? && value.detect(&:present?).nil?
326 if is_required? && value.detect(&:present?).nil?
327 errs << ::I18n.t('activerecord.errors.messages.blank')
327 errs << ::I18n.t('activerecord.errors.messages.blank')
328 end
328 end
329 value.each {|v| errs += validate_field_value_format(v)}
329 value.each {|v| errs += validate_field_value_format(v)}
330 else
330 else
331 if is_required? && value.blank?
331 if is_required? && value.blank?
332 errs << ::I18n.t('activerecord.errors.messages.blank')
332 errs << ::I18n.t('activerecord.errors.messages.blank')
333 end
333 end
334 errs += validate_field_value_format(value)
334 errs += validate_field_value_format(value)
335 end
335 end
336 errs
336 errs
337 end
337 end
338
338
339 # Returns true if value is a valid value for the custom field
339 # Returns true if value is a valid value for the custom field
340 def valid_field_value?(value)
340 def valid_field_value?(value)
341 validate_field_value(value).empty?
341 validate_field_value(value).empty?
342 end
342 end
343
343
344 def format_in?(*args)
344 def format_in?(*args)
345 args.include?(field_format)
345 args.include?(field_format)
346 end
346 end
347
347
348 protected
348 protected
349
349
350 # Returns the error message for the given value regarding its format
350 # Returns the error message for the given value regarding its format
351 def validate_field_value_format(value)
351 def validate_field_value_format(value)
352 errs = []
352 errs = []
353 if value.present?
353 if value.present?
354 errs << ::I18n.t('activerecord.errors.messages.invalid') unless regexp.blank? or value =~ Regexp.new(regexp)
354 errs << ::I18n.t('activerecord.errors.messages.invalid') unless regexp.blank? or value =~ Regexp.new(regexp)
355 errs << ::I18n.t('activerecord.errors.messages.too_short', :count => min_length) if min_length > 0 and value.length < min_length
355 errs << ::I18n.t('activerecord.errors.messages.too_short', :count => min_length) if min_length > 0 and value.length < min_length
356 errs << ::I18n.t('activerecord.errors.messages.too_long', :count => max_length) if max_length > 0 and value.length > max_length
356 errs << ::I18n.t('activerecord.errors.messages.too_long', :count => max_length) if max_length > 0 and value.length > max_length
357
357
358 # Format specific validations
358 # Format specific validations
359 case field_format
359 case field_format
360 when 'int'
360 when 'int'
361 errs << ::I18n.t('activerecord.errors.messages.not_a_number') unless value =~ /^[+-]?\d+$/
361 errs << ::I18n.t('activerecord.errors.messages.not_a_number') unless value =~ /^[+-]?\d+$/
362 when 'float'
362 when 'float'
363 begin; Kernel.Float(value); rescue; errs << ::I18n.t('activerecord.errors.messages.invalid') end
363 begin; Kernel.Float(value); rescue; errs << ::I18n.t('activerecord.errors.messages.invalid') end
364 when 'date'
364 when 'date'
365 errs << ::I18n.t('activerecord.errors.messages.not_a_date') unless value =~ /^\d{4}-\d{2}-\d{2}$/ && begin; value.to_date; rescue; false end
365 errs << ::I18n.t('activerecord.errors.messages.not_a_date') unless value =~ /^\d{4}-\d{2}-\d{2}$/ && begin; value.to_date; rescue; false end
366 when 'list'
366 when 'list'
367 errs << ::I18n.t('activerecord.errors.messages.inclusion') unless possible_values.include?(value)
367 errs << ::I18n.t('activerecord.errors.messages.inclusion') unless possible_values.include?(value)
368 end
368 end
369 end
369 end
370 errs
370 errs
371 end
371 end
372
372
373 # Removes multiple values for the custom field after setting the multiple attribute to false
373 # Removes multiple values for the custom field after setting the multiple attribute to false
374 # We kepp the value with the highest id for each customized object
374 # We kepp the value with the highest id for each customized object
375 def handle_multiplicity_change
375 def handle_multiplicity_change
376 if !new_record? && multiple_was && !multiple
376 if !new_record? && multiple_was && !multiple
377 ids = custom_values.
377 ids = custom_values.
378 where("EXISTS(SELECT 1 FROM #{CustomValue.table_name} cve WHERE cve.custom_field_id = #{CustomValue.table_name}.custom_field_id" +
378 where("EXISTS(SELECT 1 FROM #{CustomValue.table_name} cve WHERE cve.custom_field_id = #{CustomValue.table_name}.custom_field_id" +
379 " AND cve.customized_type = #{CustomValue.table_name}.customized_type AND cve.customized_id = #{CustomValue.table_name}.customized_id" +
379 " AND cve.customized_type = #{CustomValue.table_name}.customized_type AND cve.customized_id = #{CustomValue.table_name}.customized_id" +
380 " AND cve.id > #{CustomValue.table_name}.id)").
380 " AND cve.id > #{CustomValue.table_name}.id)").
381 pluck(:id)
381 pluck(:id)
382
382
383 if ids.any?
383 if ids.any?
384 custom_values.where(:id => ids).delete_all
384 custom_values.where(:id => ids).delete_all
385 end
385 end
386 end
386 end
387 end
387 end
388 end
388 end
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