@@ -1,175 +1,175 | |||||
1 | # Redmine - project management software |
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1 | # Redmine - project management software | |
2 | # Copyright (C) 2006-2015 Jean-Philippe Lang |
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2 | # Copyright (C) 2006-2015 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. |
|
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 Hook |
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19 | module Hook | |
20 | @@listener_classes = [] |
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20 | @@listener_classes = [] | |
21 | @@listeners = nil |
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21 | @@listeners = nil | |
22 | @@hook_listeners = {} |
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22 | @@hook_listeners = {} | |
23 |
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23 | |||
24 | class << self |
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24 | class << self | |
25 | # Adds a listener class. |
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25 | # Adds a listener class. | |
26 | # Automatically called when a class inherits from Redmine::Hook::Listener. |
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26 | # Automatically called when a class inherits from Redmine::Hook::Listener. | |
27 | def add_listener(klass) |
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27 | def add_listener(klass) | |
28 | raise "Hooks must include Singleton module." unless klass.included_modules.include?(Singleton) |
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28 | raise "Hooks must include Singleton module." unless klass.included_modules.include?(Singleton) | |
29 | @@listener_classes << klass |
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29 | @@listener_classes << klass | |
30 | clear_listeners_instances |
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30 | clear_listeners_instances | |
31 | end |
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31 | end | |
32 |
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32 | |||
33 | # Returns all the listener instances. |
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33 | # Returns all the listener instances. | |
34 | def listeners |
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34 | def listeners | |
35 | @@listeners ||= @@listener_classes.collect {|listener| listener.instance} |
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35 | @@listeners ||= @@listener_classes.collect {|listener| listener.instance} | |
36 | end |
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36 | end | |
37 |
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37 | |||
38 | # Returns the listener instances for the given hook. |
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38 | # Returns the listener instances for the given hook. | |
39 | def hook_listeners(hook) |
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39 | def hook_listeners(hook) | |
40 | @@hook_listeners[hook] ||= listeners.select {|listener| listener.respond_to?(hook)} |
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40 | @@hook_listeners[hook] ||= listeners.select {|listener| listener.respond_to?(hook)} | |
41 | end |
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41 | end | |
42 |
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42 | |||
43 | # Clears all the listeners. |
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43 | # Clears all the listeners. | |
44 | def clear_listeners |
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44 | def clear_listeners | |
45 | @@listener_classes = [] |
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45 | @@listener_classes = [] | |
46 | clear_listeners_instances |
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46 | clear_listeners_instances | |
47 | end |
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47 | end | |
48 |
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48 | |||
49 | # Clears all the listeners instances. |
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49 | # Clears all the listeners instances. | |
50 | def clear_listeners_instances |
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50 | def clear_listeners_instances | |
51 | @@listeners = nil |
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51 | @@listeners = nil | |
52 | @@hook_listeners = {} |
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52 | @@hook_listeners = {} | |
53 | end |
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53 | end | |
54 |
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54 | |||
55 | # Calls a hook. |
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55 | # Calls a hook. | |
56 | # Returns the listeners response. |
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56 | # Returns the listeners response. | |
57 | def call_hook(hook, context={}) |
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57 | def call_hook(hook, context={}) | |
58 | [].tap do |response| |
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58 | [].tap do |response| | |
59 | hls = hook_listeners(hook) |
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59 | hls = hook_listeners(hook) | |
60 | if hls.any? |
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60 | if hls.any? | |
61 | hls.each {|listener| response << listener.send(hook, context)} |
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61 | hls.each {|listener| response << listener.send(hook, context)} | |
62 | end |
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62 | end | |
63 | end |
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63 | end | |
64 | end |
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64 | end | |
65 | end |
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65 | end | |
66 |
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66 | |||
67 | # Base class for hook listeners. |
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67 | # Base class for hook listeners. | |
68 | class Listener |
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68 | class Listener | |
69 | include Singleton |
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69 | include Singleton | |
70 | include Redmine::I18n |
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70 | include Redmine::I18n | |
71 |
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71 | |||
72 | # Registers the listener |
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72 | # Registers the listener | |
73 | def self.inherited(child) |
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73 | def self.inherited(child) | |
74 | Redmine::Hook.add_listener(child) |
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74 | Redmine::Hook.add_listener(child) | |
75 | super |
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75 | super | |
76 | end |
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76 | end | |
77 |
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77 | |||
78 | end |
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78 | end | |
79 |
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79 | |||
80 | # Listener class used for views hooks. |
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80 | # Listener class used for views hooks. | |
81 | # Listeners that inherit this class will include various helpers by default. |
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81 | # Listeners that inherit this class will include various helpers by default. | |
82 | class ViewListener < Listener |
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82 | class ViewListener < Listener | |
83 | include ERB::Util |
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83 | include ERB::Util | |
84 | include ActionView::Helpers::TagHelper |
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84 | include ActionView::Helpers::TagHelper | |
85 | include ActionView::Helpers::FormHelper |
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85 | include ActionView::Helpers::FormHelper | |
86 | include ActionView::Helpers::FormTagHelper |
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86 | include ActionView::Helpers::FormTagHelper | |
87 | include ActionView::Helpers::FormOptionsHelper |
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87 | include ActionView::Helpers::FormOptionsHelper | |
88 | include ActionView::Helpers::JavaScriptHelper |
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88 | include ActionView::Helpers::JavaScriptHelper | |
89 | include ActionView::Helpers::NumberHelper |
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89 | include ActionView::Helpers::NumberHelper | |
90 | include ActionView::Helpers::UrlHelper |
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90 | include ActionView::Helpers::UrlHelper | |
91 | include ActionView::Helpers::AssetTagHelper |
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91 | include ActionView::Helpers::AssetTagHelper | |
92 | include ActionView::Helpers::TextHelper |
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92 | include ActionView::Helpers::TextHelper | |
93 | include Rails.application.routes.url_helpers |
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93 | include Rails.application.routes.url_helpers | |
94 | include ApplicationHelper |
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94 | include ApplicationHelper | |
95 |
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95 | |||
96 | # Default to creating links using only the path. Subclasses can |
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96 | # Default to creating links using only the path. Subclasses can | |
97 | # change this default as needed |
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97 | # change this default as needed | |
98 | def self.default_url_options |
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98 | def self.default_url_options | |
99 | {:only_path => true, :script_name => Redmine::Utils.relative_url_root} |
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99 | {:only_path => true, :script_name => Redmine::Utils.relative_url_root} | |
100 | end |
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100 | end | |
101 |
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101 | |||
102 | # Helper method to directly render using the context, |
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102 | # Helper method to directly render using the context, | |
103 | # render_options must be valid #render options. |
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103 | # render_options must be valid #render options. | |
104 | # |
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104 | # | |
105 | # class MyHook < Redmine::Hook::ViewListener |
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105 | # class MyHook < Redmine::Hook::ViewListener | |
106 | # render_on :view_issues_show_details_bottom, :partial => "show_more_data" |
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106 | # render_on :view_issues_show_details_bottom, :partial => "show_more_data" | |
107 | # end |
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107 | # end | |
108 | # |
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108 | # | |
109 | # class MultipleHook < Redmine::Hook::ViewListener |
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109 | # class MultipleHook < Redmine::Hook::ViewListener | |
110 | # render_on :view_issues_show_details_bottom, |
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110 | # render_on :view_issues_show_details_bottom, | |
111 | # {:partial => "show_more_data"}, |
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111 | # {:partial => "show_more_data"}, | |
112 | # {:partial => "show_even_more_data"} |
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112 | # {:partial => "show_even_more_data"} | |
113 | # end |
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113 | # end | |
114 | # |
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114 | # | |
115 | def self.render_on(hook, *render_options) |
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115 | def self.render_on(hook, *render_options) | |
116 | define_method hook do |context| |
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116 | define_method hook do |context| | |
117 | render_options.map do |options| |
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117 | render_options.map do |options| | |
118 | if context[:hook_caller].respond_to?(:render) |
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118 | if context[:hook_caller].respond_to?(:render) | |
119 | context[:hook_caller].send(:render, {:locals => context}.merge(options)) |
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119 | context[:hook_caller].send(:render, {:locals => context}.merge(options)) | |
120 | elsif context[:controller].is_a?(ActionController::Base) |
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120 | elsif context[:controller].is_a?(ActionController::Base) | |
121 | context[:controller].send(:render_to_string, {:locals => context}.merge(options)) |
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121 | context[:controller].send(:render_to_string, {:locals => context}.merge(options)) | |
122 | else |
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122 | else | |
123 | raise "Cannot render #{self.name} hook from #{context[:hook_caller].class.name}" |
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123 | raise "Cannot render #{self.name} hook from #{context[:hook_caller].class.name}" | |
124 | end |
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124 | end | |
125 | end |
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125 | end | |
126 | end |
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126 | end | |
127 | end |
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127 | end | |
128 |
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128 | |||
129 | def controller |
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129 | def controller | |
130 | nil |
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130 | nil | |
131 | end |
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131 | end | |
132 |
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132 | |||
133 | def config |
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133 | def config | |
134 | ActionController::Base.config |
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134 | ActionController::Base.config | |
135 | end |
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135 | end | |
136 | end |
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136 | end | |
137 |
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137 | |||
138 | # Helper module included in ApplicationHelper and ActionController so that |
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138 | # Helper module included in ApplicationHelper and ActionController so that | |
139 | # hooks can be called in views like this: |
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139 | # hooks can be called in views like this: | |
140 | # |
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140 | # | |
141 | # <%= call_hook(:some_hook) %> |
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141 | # <%= call_hook(:some_hook) %> | |
142 | # <%= call_hook(:another_hook, :foo => 'bar') %> |
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142 | # <%= call_hook(:another_hook, :foo => 'bar') %> | |
143 | # |
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143 | # | |
144 | # Or in controllers like: |
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144 | # Or in controllers like: | |
145 | # call_hook(:some_hook) |
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145 | # call_hook(:some_hook) | |
146 | # call_hook(:another_hook, :foo => 'bar') |
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146 | # call_hook(:another_hook, :foo => 'bar') | |
147 | # |
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147 | # | |
148 | # Hooks added to views will be concatenated into a string. Hooks added to |
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148 | # Hooks added to views will be concatenated into a string. Hooks added to | |
149 | # controllers will return an array of results. |
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149 | # controllers will return an array of results. | |
150 | # |
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150 | # | |
151 | # Several objects are automatically added to the call context: |
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151 | # Several objects are automatically added to the call context: | |
152 | # |
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152 | # | |
153 | # * project => current project |
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153 | # * project => current project | |
154 | # * request => Request instance |
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154 | # * request => Request instance | |
155 | # * controller => current Controller instance |
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155 | # * controller => current Controller instance | |
156 | # * hook_caller => object that called the hook |
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156 | # * hook_caller => object that called the hook | |
157 | # |
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157 | # | |
158 | module Helper |
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158 | module Helper | |
159 | def call_hook(hook, context={}) |
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159 | def call_hook(hook, context={}) | |
160 | if is_a?(ActionController::Base) |
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160 | if is_a?(ActionController::Base) | |
161 | default_context = {:controller => self, :project => @project, :request => request, :hook_caller => self} |
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161 | default_context = {:controller => self, :project => @project, :request => request, :hook_caller => self} | |
162 | Redmine::Hook.call_hook(hook, default_context.merge(context)) |
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162 | Redmine::Hook.call_hook(hook, default_context.merge(context)) | |
163 | else |
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163 | else | |
164 | default_context = { :project => @project, :hook_caller => self } |
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164 | default_context = { :project => @project, :hook_caller => self } | |
165 | default_context[:controller] = controller if respond_to?(:controller) |
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165 | default_context[:controller] = controller if respond_to?(:controller) | |
166 | default_context[:request] = request if respond_to?(:request) |
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166 | default_context[:request] = request if respond_to?(:request) | |
167 | Redmine::Hook.call_hook(hook, default_context.merge(context)).join(' ').html_safe |
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167 | Redmine::Hook.call_hook(hook, default_context.merge(context)).join(' ').html_safe | |
168 | end |
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168 | end | |
169 | end |
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169 | end | |
170 | end |
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170 | end | |
171 | end |
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171 | end | |
172 | end |
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172 | end | |
173 |
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173 | |||
174 |
A |
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174 | ActionView::Base.send(:include, Redmine::Hook::Helper) | |
175 | ActionController::Base.send(:include, Redmine::Hook::Helper) |
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175 | ActionController::Base.send(:include, Redmine::Hook::Helper) |
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