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1 | 1 | # Redmine - project management software |
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2 | 2 | # Copyright (C) 2006-2012 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 | class Tracker < ActiveRecord::Base |
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19 | 19 | |
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20 | 20 | CORE_FIELDS_UNDISABLABLE = %w(project_id tracker_id subject description priority_id is_private).freeze |
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21 | 21 | # Fields that can be disabled |
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22 | 22 | # Other (future) fields should be appended, not inserted! |
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23 | 23 | CORE_FIELDS = %w(assigned_to_id category_id fixed_version_id parent_issue_id start_date due_date estimated_hours done_ratio).freeze |
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24 | 24 | CORE_FIELDS_ALL = (CORE_FIELDS_UNDISABLABLE + CORE_FIELDS).freeze |
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25 | 25 | |
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26 | 26 | before_destroy :check_integrity |
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27 | 27 | has_many :issues |
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28 | 28 | has_many :workflow_rules, :dependent => :delete_all do |
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29 | 29 | def copy(source_tracker) |
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30 | 30 | WorkflowRule.copy(source_tracker, nil, proxy_association.owner, nil) |
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31 | 31 | end |
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32 | 32 | end |
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33 | 33 | |
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34 | 34 | has_and_belongs_to_many :projects |
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35 | 35 | has_and_belongs_to_many :custom_fields, :class_name => 'IssueCustomField', :join_table => "#{table_name_prefix}custom_fields_trackers#{table_name_suffix}", :association_foreign_key => 'custom_field_id' |
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36 | 36 | acts_as_list |
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37 | 37 | |
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38 | attr_protected :field_bits | |
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38 | attr_protected :fields_bits | |
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39 | 39 | |
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40 | 40 | validates_presence_of :name |
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41 | 41 | validates_uniqueness_of :name |
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42 | 42 | validates_length_of :name, :maximum => 30 |
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43 | 43 | |
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44 | 44 | scope :sorted, lambda { order("#{table_name}.position ASC") } |
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45 | 45 | scope :named, lambda {|arg| where("LOWER(#{table_name}.name) = LOWER(?)", arg.to_s.strip)} |
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46 | 46 | |
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47 | 47 | def to_s; name end |
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48 | 48 | |
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49 | 49 | def <=>(tracker) |
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50 | 50 | position <=> tracker.position |
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51 | 51 | end |
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52 | 52 | |
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53 | 53 | # Returns an array of IssueStatus that are used |
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54 | 54 | # in the tracker's workflows |
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55 | 55 | def issue_statuses |
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56 | 56 | if @issue_statuses |
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57 | 57 | return @issue_statuses |
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58 | 58 | elsif new_record? |
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59 | 59 | return [] |
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60 | 60 | end |
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61 | 61 | |
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62 | 62 | ids = WorkflowTransition. |
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63 | 63 | connection.select_rows("SELECT DISTINCT old_status_id, new_status_id FROM #{WorkflowTransition.table_name} WHERE tracker_id = #{id} AND type = 'WorkflowTransition'"). |
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64 | 64 | flatten. |
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65 | 65 | uniq |
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66 | 66 | |
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67 | 67 | @issue_statuses = IssueStatus.find_all_by_id(ids).sort |
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68 | 68 | end |
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69 | 69 | |
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70 | 70 | def disabled_core_fields |
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71 | 71 | i = -1 |
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72 | 72 | @disabled_core_fields ||= CORE_FIELDS.select { i += 1; (fields_bits || 0) & (2 ** i) != 0} |
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73 | 73 | end |
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74 | 74 | |
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75 | 75 | def core_fields |
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76 | 76 | CORE_FIELDS - disabled_core_fields |
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77 | 77 | end |
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78 | 78 | |
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79 | 79 | def core_fields=(fields) |
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80 | 80 | raise ArgumentError.new("Tracker.core_fields takes an array") unless fields.is_a?(Array) |
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81 | 81 | |
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82 | 82 | bits = 0 |
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83 | 83 | CORE_FIELDS.each_with_index do |field, i| |
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84 | 84 | unless fields.include?(field) |
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85 | 85 | bits |= 2 ** i |
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86 | 86 | end |
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87 | 87 | end |
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88 | 88 | self.fields_bits = bits |
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89 | 89 | @disabled_core_fields = nil |
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90 | 90 | core_fields |
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91 | 91 | end |
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92 | 92 | |
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93 | 93 | # Returns the fields that are disabled for all the given trackers |
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94 | 94 | def self.disabled_core_fields(trackers) |
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95 | 95 | if trackers.present? |
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96 | 96 | trackers.uniq.map(&:disabled_core_fields).reduce(:&) |
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97 | 97 | else |
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98 | 98 | [] |
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99 | 99 | end |
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100 | 100 | end |
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101 | 101 | |
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102 | 102 | # Returns the fields that are enabled for one tracker at least |
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103 | 103 | def self.core_fields(trackers) |
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104 | 104 | if trackers.present? |
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105 | 105 | trackers.uniq.map(&:core_fields).reduce(:|) |
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106 | 106 | else |
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107 | 107 | CORE_FIELDS.dup |
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108 | 108 | end |
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109 | 109 | end |
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110 | 110 | |
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111 | 111 | private |
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112 | 112 | def check_integrity |
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113 | 113 | raise Exception.new("Can't delete tracker") if Issue.where(:tracker_id => self.id).any? |
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114 | 114 | end |
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115 | 115 | end |
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