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1 | # redMine - project management software |
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1 | # redMine - project management software | |
2 | # Copyright (C) 2006-2007 Jean-Philippe Lang |
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2 | # Copyright (C) 2006-2007 Jean-Philippe Lang | |
3 | # |
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3 | # | |
4 | # This program is free software; you can redistribute it and/or |
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4 | # This program is free software; you can redistribute it and/or | |
5 | # modify it under the terms of the GNU General Public License |
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5 | # modify it under the terms of the GNU General Public License | |
6 | # as published by the Free Software Foundation; either version 2 |
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6 | # as published by the Free Software Foundation; either version 2 | |
7 | # of the License, or (at your option) any later version. |
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7 | # of the License, or (at your option) any later version. | |
8 | # |
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8 | # | |
9 | # This program is distributed in the hope that it will be useful, |
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9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU General Public License for more details. |
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12 | # GNU General Public License for more details. | |
13 | # |
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13 | # | |
14 | # You should have received a copy of the GNU General Public License |
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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 |
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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. |
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16 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
17 |
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17 | |||
18 | module Redmine |
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18 | module Redmine | |
19 | module Acts |
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19 | module Acts | |
20 | module Searchable |
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20 | module Searchable | |
21 | def self.included(base) |
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21 | def self.included(base) | |
22 | base.extend ClassMethods |
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22 | base.extend ClassMethods | |
23 | end |
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23 | end | |
24 |
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24 | |||
25 | module ClassMethods |
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25 | module ClassMethods | |
26 | # Options: |
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26 | # Options: | |
27 | # * :columns - a column or an array of columns to search |
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27 | # * :columns - a column or an array of columns to search | |
28 | # * :project_key - project foreign key (default to project_id) |
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28 | # * :project_key - project foreign key (default to project_id) | |
29 | # * :date_column - name of the datetime column (default to created_on) |
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29 | # * :date_column - name of the datetime column (default to created_on) | |
30 | # * :sort_order - name of the column used to sort results (default to :date_column or created_on) |
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30 | # * :sort_order - name of the column used to sort results (default to :date_column or created_on) | |
31 | # * :permission - permission required to search the model (default to :view_"objects") |
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31 | # * :permission - permission required to search the model (default to :view_"objects") | |
32 | def acts_as_searchable(options = {}) |
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32 | def acts_as_searchable(options = {}) | |
33 | return if self.included_modules.include?(Redmine::Acts::Searchable::InstanceMethods) |
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33 | return if self.included_modules.include?(Redmine::Acts::Searchable::InstanceMethods) | |
34 |
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34 | |||
35 | cattr_accessor :searchable_options |
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35 | cattr_accessor :searchable_options | |
36 | self.searchable_options = options |
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36 | self.searchable_options = options | |
37 |
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37 | |||
38 | if searchable_options[:columns].nil? |
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38 | if searchable_options[:columns].nil? | |
39 | raise 'No searchable column defined.' |
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39 | raise 'No searchable column defined.' | |
40 | elsif !searchable_options[:columns].is_a?(Array) |
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40 | elsif !searchable_options[:columns].is_a?(Array) | |
41 | searchable_options[:columns] = [] << searchable_options[:columns] |
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41 | searchable_options[:columns] = [] << searchable_options[:columns] | |
42 | end |
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42 | end | |
43 |
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43 | |||
44 | searchable_options[:project_key] ||= "#{table_name}.project_id" |
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44 | searchable_options[:project_key] ||= "#{table_name}.project_id" | |
45 | searchable_options[:date_column] ||= "#{table_name}.created_on" |
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45 | searchable_options[:date_column] ||= "#{table_name}.created_on" | |
46 | searchable_options[:order_column] ||= searchable_options[:date_column] |
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46 | searchable_options[:order_column] ||= searchable_options[:date_column] | |
47 |
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47 | |||
48 | # Permission needed to search this model |
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48 | # Permission needed to search this model | |
49 | searchable_options[:permission] = "view_#{self.name.underscore.pluralize}".to_sym unless searchable_options.has_key?(:permission) |
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49 | searchable_options[:permission] = "view_#{self.name.underscore.pluralize}".to_sym unless searchable_options.has_key?(:permission) | |
50 |
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50 | |||
51 | # Should we search custom fields on this model ? |
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51 | # Should we search custom fields on this model ? | |
52 | searchable_options[:search_custom_fields] = !reflect_on_association(:custom_values).nil? |
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52 | searchable_options[:search_custom_fields] = !reflect_on_association(:custom_values).nil? | |
53 |
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53 | |||
54 | send :include, Redmine::Acts::Searchable::InstanceMethods |
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54 | send :include, Redmine::Acts::Searchable::InstanceMethods | |
55 | end |
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55 | end | |
56 | end |
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56 | end | |
57 |
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57 | |||
58 | module InstanceMethods |
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58 | module InstanceMethods | |
59 | def self.included(base) |
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59 | def self.included(base) | |
60 | base.extend ClassMethods |
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60 | base.extend ClassMethods | |
61 | end |
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61 | end | |
62 |
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62 | |||
63 | module ClassMethods |
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63 | module ClassMethods | |
64 | # Searches the model for the given tokens |
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64 | # Searches the model for the given tokens | |
65 | # projects argument can be either nil (will search all projects), a project or an array of projects |
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65 | # projects argument can be either nil (will search all projects), a project or an array of projects | |
66 | # Returns the results and the results count |
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66 | # Returns the results and the results count | |
67 | def search(tokens, projects=nil, options={}) |
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67 | def search(tokens, projects=nil, options={}) | |
68 | tokens = [] << tokens unless tokens.is_a?(Array) |
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68 | tokens = [] << tokens unless tokens.is_a?(Array) | |
69 | projects = [] << projects unless projects.nil? || projects.is_a?(Array) |
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69 | projects = [] << projects unless projects.nil? || projects.is_a?(Array) | |
70 |
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70 | |||
71 | find_options = {:include => searchable_options[:include]} |
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71 | find_options = {:include => searchable_options[:include]} | |
72 | find_options[:order] = "#{searchable_options[:order_column]} " + (options[:before] ? 'DESC' : 'ASC') |
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72 | find_options[:order] = "#{searchable_options[:order_column]} " + (options[:before] ? 'DESC' : 'ASC') | |
73 |
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73 | |||
74 | limit_options = {} |
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74 | limit_options = {} | |
75 | limit_options[:limit] = options[:limit] if options[:limit] |
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75 | limit_options[:limit] = options[:limit] if options[:limit] | |
76 | if options[:offset] |
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76 | if options[:offset] | |
77 | limit_options[:conditions] = "(#{searchable_options[:date_column]} " + (options[:before] ? '<' : '>') + "'#{connection.quoted_date(options[:offset])}')" |
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77 | limit_options[:conditions] = "(#{searchable_options[:date_column]} " + (options[:before] ? '<' : '>') + "'#{connection.quoted_date(options[:offset])}')" | |
78 | end |
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78 | end | |
79 |
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79 | |||
80 | columns = searchable_options[:columns] |
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80 | columns = searchable_options[:columns] | |
81 |
columns |
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81 | columns = columns[0..0] if options[:titles_only] | |
82 |
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82 | |||
83 | token_clauses = columns.collect {|column| "(LOWER(#{column}) LIKE ?)"} |
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83 | token_clauses = columns.collect {|column| "(LOWER(#{column}) LIKE ?)"} | |
84 |
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84 | |||
85 | if !options[:titles_only] && searchable_options[:search_custom_fields] |
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85 | if !options[:titles_only] && searchable_options[:search_custom_fields] | |
86 | searchable_custom_field_ids = CustomField.find(:all, |
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86 | searchable_custom_field_ids = CustomField.find(:all, | |
87 | :select => 'id', |
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87 | :select => 'id', | |
88 | :conditions => { :type => "#{self.name}CustomField", |
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88 | :conditions => { :type => "#{self.name}CustomField", | |
89 | :searchable => true }).collect(&:id) |
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89 | :searchable => true }).collect(&:id) | |
90 | if searchable_custom_field_ids.any? |
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90 | if searchable_custom_field_ids.any? | |
91 | custom_field_sql = "#{table_name}.id IN (SELECT customized_id FROM #{CustomValue.table_name}" + |
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91 | custom_field_sql = "#{table_name}.id IN (SELECT customized_id FROM #{CustomValue.table_name}" + | |
92 | " WHERE customized_type='#{self.name}' AND customized_id=#{table_name}.id AND LOWER(value) LIKE ?" + |
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92 | " WHERE customized_type='#{self.name}' AND customized_id=#{table_name}.id AND LOWER(value) LIKE ?" + | |
93 | " AND #{CustomValue.table_name}.custom_field_id IN (#{searchable_custom_field_ids.join(',')}))" |
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93 | " AND #{CustomValue.table_name}.custom_field_id IN (#{searchable_custom_field_ids.join(',')}))" | |
94 | token_clauses << custom_field_sql |
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94 | token_clauses << custom_field_sql | |
95 | end |
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95 | end | |
96 | end |
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96 | end | |
97 |
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97 | |||
98 | sql = (['(' + token_clauses.join(' OR ') + ')'] * tokens.size).join(options[:all_words] ? ' AND ' : ' OR ') |
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98 | sql = (['(' + token_clauses.join(' OR ') + ')'] * tokens.size).join(options[:all_words] ? ' AND ' : ' OR ') | |
99 |
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99 | |||
100 | find_options[:conditions] = [sql, * (tokens * token_clauses.size).sort] |
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100 | find_options[:conditions] = [sql, * (tokens * token_clauses.size).sort] | |
101 |
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101 | |||
102 | project_conditions = [] |
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102 | project_conditions = [] | |
103 | project_conditions << (searchable_options[:permission].nil? ? Project.visible_by(User.current) : |
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103 | project_conditions << (searchable_options[:permission].nil? ? Project.visible_by(User.current) : | |
104 | Project.allowed_to_condition(User.current, searchable_options[:permission])) |
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104 | Project.allowed_to_condition(User.current, searchable_options[:permission])) | |
105 | project_conditions << "#{searchable_options[:project_key]} IN (#{projects.collect(&:id).join(',')})" unless projects.nil? |
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105 | project_conditions << "#{searchable_options[:project_key]} IN (#{projects.collect(&:id).join(',')})" unless projects.nil? | |
106 |
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106 | |||
107 | results = [] |
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107 | results = [] | |
108 | results_count = 0 |
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108 | results_count = 0 | |
109 |
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109 | |||
110 | with_scope(:find => {:conditions => project_conditions.join(' AND ')}) do |
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110 | with_scope(:find => {:conditions => project_conditions.join(' AND ')}) do | |
111 | with_scope(:find => find_options) do |
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111 | with_scope(:find => find_options) do | |
112 | results_count = count(:all) |
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112 | results_count = count(:all) | |
113 | results = find(:all, limit_options) |
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113 | results = find(:all, limit_options) | |
114 | end |
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114 | end | |
115 | end |
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115 | end | |
116 | [results, results_count] |
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116 | [results, results_count] | |
117 | end |
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117 | end | |
118 | end |
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118 | end | |
119 | end |
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119 | end | |
120 | end |
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120 | end | |
121 | end |
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121 | end | |
122 | end |
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122 | end |
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