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1 | 1 | # Redmine - project management software |
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2 | 2 | # Copyright (C) 2006-2016 Jean-Philippe Lang |
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3 | 3 | # |
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4 | 4 | # This program is free software; you can redistribute it and/or |
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5 | 5 | # modify it under the terms of the GNU General Public License |
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6 | 6 | # as published by the Free Software Foundation; either version 2 |
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7 | 7 | # of the License, or (at your option) any later version. |
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8 | 8 | # |
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9 | 9 | # This program is distributed in the hope that it will be useful, |
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10 | 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | 12 | # GNU General Public License for more details. |
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13 | 13 | # |
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14 | 14 | # You should have received a copy of the GNU General Public License |
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15 | 15 | # along with this program; if not, write to the Free Software |
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16 | 16 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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17 | 17 | |
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18 | 18 | module Redmine |
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19 | 19 | module Acts |
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20 | 20 | module Customizable |
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21 | 21 | def self.included(base) |
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22 | 22 | base.extend ClassMethods |
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23 | 23 | end |
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24 | 24 | |
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25 | 25 | module ClassMethods |
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26 | 26 | def acts_as_customizable(options = {}) |
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27 | 27 | return if self.included_modules.include?(Redmine::Acts::Customizable::InstanceMethods) |
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28 | 28 | cattr_accessor :customizable_options |
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29 | 29 | self.customizable_options = options |
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30 | 30 | has_many :custom_values, lambda {includes(:custom_field).order("#{CustomField.table_name}.position")}, |
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31 | 31 | :as => :customized, |
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32 | :inverse_of => :customized, | |
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32 | 33 | :dependent => :delete_all, |
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33 | 34 | :validate => false |
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34 | 35 | |
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35 | 36 | send :include, Redmine::Acts::Customizable::InstanceMethods |
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36 | 37 | validate :validate_custom_field_values |
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37 | 38 | after_save :save_custom_field_values |
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38 | 39 | end |
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39 | 40 | end |
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40 | 41 | |
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41 | 42 | module InstanceMethods |
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42 | 43 | def self.included(base) |
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43 | 44 | base.extend ClassMethods |
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44 | 45 | end |
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45 | 46 | |
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46 | 47 | def available_custom_fields |
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47 | 48 | CustomField.where("type = '#{self.class.name}CustomField'").sorted.to_a |
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48 | 49 | end |
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49 | 50 | |
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50 | 51 | # Sets the values of the object's custom fields |
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51 | 52 | # values is an array like [{'id' => 1, 'value' => 'foo'}, {'id' => 2, 'value' => 'bar'}] |
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52 | 53 | def custom_fields=(values) |
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53 | 54 | values_to_hash = values.inject({}) do |hash, v| |
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54 | 55 | v = v.stringify_keys |
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55 | 56 | if v['id'] && v.has_key?('value') |
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56 | 57 | hash[v['id']] = v['value'] |
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57 | 58 | end |
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58 | 59 | hash |
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59 | 60 | end |
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60 | 61 | self.custom_field_values = values_to_hash |
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61 | 62 | end |
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62 | 63 | |
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63 | 64 | # Sets the values of the object's custom fields |
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64 | 65 | # values is a hash like {'1' => 'foo', 2 => 'bar'} |
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65 | 66 | def custom_field_values=(values) |
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66 | 67 | values = values.stringify_keys |
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67 | 68 | |
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68 | 69 | custom_field_values.each do |custom_field_value| |
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69 | 70 | key = custom_field_value.custom_field_id.to_s |
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70 | 71 | if values.has_key?(key) |
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71 | 72 | custom_field_value.value = values[key] |
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72 | 73 | end |
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73 | 74 | end |
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74 | 75 | @custom_field_values_changed = true |
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75 | 76 | end |
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76 | 77 | |
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77 | 78 | def custom_field_values |
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78 | 79 | @custom_field_values ||= available_custom_fields.collect do |field| |
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79 | 80 | x = CustomFieldValue.new |
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80 | 81 | x.custom_field = field |
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81 | 82 | x.customized = self |
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82 | 83 | if field.multiple? |
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83 | 84 | values = custom_values.select { |v| v.custom_field == field } |
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84 | 85 | if values.empty? |
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85 | 86 | values << custom_values.build(:customized => self, :custom_field => field) |
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86 | 87 | end |
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87 | 88 | x.instance_variable_set("@value", values.map(&:value)) |
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88 | 89 | else |
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89 | 90 | cv = custom_values.detect { |v| v.custom_field == field } |
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90 | 91 | cv ||= custom_values.build(:customized => self, :custom_field => field) |
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91 | 92 | x.instance_variable_set("@value", cv.value) |
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92 | 93 | end |
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93 | 94 | x.value_was = x.value.dup if x.value |
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94 | 95 | x |
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95 | 96 | end |
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96 | 97 | end |
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97 | 98 | |
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98 | 99 | def visible_custom_field_values |
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99 | 100 | custom_field_values.select(&:visible?) |
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100 | 101 | end |
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101 | 102 | |
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102 | 103 | def custom_field_values_changed? |
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103 | 104 | @custom_field_values_changed == true |
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104 | 105 | end |
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105 | 106 | |
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106 | 107 | def custom_value_for(c) |
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107 | 108 | field_id = (c.is_a?(CustomField) ? c.id : c.to_i) |
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108 | 109 | custom_values.detect {|v| v.custom_field_id == field_id } |
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109 | 110 | end |
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110 | 111 | |
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111 | 112 | def custom_field_value(c) |
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112 | 113 | field_id = (c.is_a?(CustomField) ? c.id : c.to_i) |
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113 | 114 | custom_field_values.detect {|v| v.custom_field_id == field_id }.try(:value) |
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114 | 115 | end |
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115 | 116 | |
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116 | 117 | def validate_custom_field_values |
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117 | 118 | if new_record? || custom_field_values_changed? |
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118 | 119 | custom_field_values.each(&:validate_value) |
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119 | 120 | end |
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120 | 121 | end |
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121 | 122 | |
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122 | 123 | def save_custom_field_values |
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123 | 124 | target_custom_values = [] |
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124 | 125 | custom_field_values.each do |custom_field_value| |
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125 | 126 | if custom_field_value.value.is_a?(Array) |
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126 | 127 | custom_field_value.value.each do |v| |
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127 | 128 | target = custom_values.detect {|cv| cv.custom_field == custom_field_value.custom_field && cv.value == v} |
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128 | 129 | target ||= custom_values.build(:customized => self, :custom_field => custom_field_value.custom_field, :value => v) |
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129 | 130 | target_custom_values << target |
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130 | 131 | end |
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131 | 132 | else |
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132 | 133 | target = custom_values.detect {|cv| cv.custom_field == custom_field_value.custom_field} |
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133 | 134 | target ||= custom_values.build(:customized => self, :custom_field => custom_field_value.custom_field) |
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134 | 135 | target.value = custom_field_value.value |
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135 | 136 | target_custom_values << target |
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136 | 137 | end |
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137 | 138 | end |
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138 | 139 | self.custom_values = target_custom_values |
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139 | 140 | custom_values.each(&:save) |
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140 | 141 | @custom_field_values_changed = false |
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141 | 142 | true |
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142 | 143 | end |
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143 | 144 | |
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144 | 145 | def reassign_custom_field_values |
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145 | 146 | if @custom_field_values |
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146 | 147 | values = @custom_field_values.inject({}) {|h,v| h[v.custom_field_id] = v.value; h} |
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147 | 148 | @custom_field_values = nil |
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148 | 149 | self.custom_field_values = values |
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149 | 150 | end |
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150 | 151 | end |
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151 | 152 | |
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152 | 153 | def reset_custom_values! |
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153 | 154 | @custom_field_values = nil |
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154 | 155 | @custom_field_values_changed = true |
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155 | 156 | end |
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156 | 157 | |
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157 | 158 | def reload(*args) |
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158 | 159 | @custom_field_values = nil |
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159 | 160 | @custom_field_values_changed = false |
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160 | 161 | super |
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161 | 162 | end |
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162 | 163 | |
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163 | 164 | module ClassMethods |
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164 | 165 | end |
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165 | 166 | end |
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166 | 167 | end |
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167 | 168 | end |
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168 | 169 | end |
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