jro_apps/redmine Commit - r733:31eda0fcb2d8

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# redMine - project management software

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# redMine - project management software

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#

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#

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# This program is free software; you can redistribute it and/or

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# This program is free software; you can redistribute it and/or

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# modify it under the terms of the GNU General Public License

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# modify it under the terms of the GNU General Public License

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# as published by the Free Software Foundation; either version 2

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# as published by the Free Software Foundation; either version 2

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# of the License, or (at your option) any later version.

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# of the License, or (at your option) any later version.

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#

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#

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# This program is distributed in the hope that it will be useful,

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# This program is distributed in the hope that it will be useful,

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# but WITHOUT ANY WARRANTY; without even the implied warranty of

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# but WITHOUT ANY WARRANTY; without even the implied warranty of

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

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# GNU General Public License for more details.

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# GNU General Public License for more details.

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#

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#

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# You should have received a copy of the GNU General Public License

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# You should have received a copy of the GNU General Public License

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# along with this program; if not, write to the Free Software

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# along with this program; if not, write to the Free Software

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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

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class Setting < ActiveRecord::Base

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class Setting < ActiveRecord::Base

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cattr_accessor :available_settings

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cattr_accessor :available_settings

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@@available_settings = YAML::load(File.open("#{RAILS_ROOT}/config/settings.yml"))

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@@available_settings = YAML::load(File.open("#{RAILS_ROOT}/config/settings.yml"))

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validates_uniqueness_of :name

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validates_uniqueness_of :name

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validates_inclusion_of :name, :in => @@available_settings.keys

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validates_inclusion_of :name, :in => @@available_settings.keys

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validates_numericality_of :value, :only_integer => true, :if => Proc.new { |setting| @@available_settings[setting.name]['format'] == 'int' }

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validates_numericality_of :value, :only_integer => true, :if => Proc.new { |setting| @@available_settings[setting.name]['format'] == 'int' }

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# Hash used to cache setting values

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# Hash used to cache setting values

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@cached_settings = {}

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@cached_settings = {}

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@cached_cleared_on = Time.now

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@cached_cleared_on = Time.now

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def value

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def value

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v = read_attribute(:value)

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v = read_attribute(:value)

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# Unserialize serialized settings

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# Unserialize serialized settings

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v = YAML::load(v) if @@available_settings[name]['serialized'] && v.is_a?(String)

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v = YAML::load(v) if @@available_settings[name]['serialized'] && v.is_a?(String)

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v

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v

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end

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end

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def value=(v)

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def value=(v)

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v = v.to_yaml if @@available_settings[name]['serialized'] && v.~~is_a?~~(~~String~~)

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v = v.to_yaml if v && @@available_settings[name]['serialized']

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write_attribute(:value, v)

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write_attribute(:value, v)

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end

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end

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# Returns the value of the setting named name

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# Returns the value of the setting named name

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def self.[](name)

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def self.[](name)

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v = @cached_settings[name]

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v = @cached_settings[name]

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v ? v : (@cached_settings[name] = find_or_default(name).value)

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v ? v : (@cached_settings[name] = find_or_default(name).value)

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end

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end

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def self.[]=(name, v)

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def self.[]=(name, v)

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setting = find_or_default(name)

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setting = find_or_default(name)

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setting.value = (v ? v : "")

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setting.value = (v ? v : "")

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@cached_settings[name] = nil

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@cached_settings[name] = nil

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setting.save

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setting.save

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setting.value

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setting.value

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end

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end

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# Defines getter and setter for each setting

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# Defines getter and setter for each setting

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# Then setting values can be read using: Setting.some_setting_name

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# Then setting values can be read using: Setting.some_setting_name

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# or set using Setting.some_setting_name = "some value"

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# or set using Setting.some_setting_name = "some value"

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@@available_settings.each do |name, params|

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@@available_settings.each do |name, params|

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src = <<-END_SRC

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src = <<-END_SRC

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def self.#{name}

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def self.#{name}

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self[:#{name}]

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self[:#{name}]

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end

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end

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def self.#{name}?

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def self.#{name}?

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self[:#{name}].to_i > 0

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self[:#{name}].to_i > 0

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end

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end

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def self.#{name}=(value)

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def self.#{name}=(value)

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self[:#{name}] = value

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self[:#{name}] = value

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end

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end

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END_SRC

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END_SRC

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class_eval src, __FILE__, __LINE__

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class_eval src, __FILE__, __LINE__

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end

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end

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# Checks if settings have changed since the values were read

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# Checks if settings have changed since the values were read

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# and clears the cache hash if it's the case

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# and clears the cache hash if it's the case

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# Called once per request

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# Called once per request

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def self.check_cache

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def self.check_cache

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settings_updated_on = Setting.maximum(:updated_on)

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settings_updated_on = Setting.maximum(:updated_on)

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if settings_updated_on && @cached_cleared_on <= settings_updated_on

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if settings_updated_on && @cached_cleared_on <= settings_updated_on

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@cached_settings.clear

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@cached_settings.clear

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@cached_cleared_on = Time.now

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@cached_cleared_on = Time.now

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logger.info "Settings cache cleared." if logger

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logger.info "Settings cache cleared." if logger

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end

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end

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end

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end

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private

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private

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# Returns the Setting instance for the setting named name

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# Returns the Setting instance for the setting named name

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# (record found in database or new record with default value)

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# (record found in database or new record with default value)

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def self.find_or_default(name)

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def self.find_or_default(name)

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name = name.to_s

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name = name.to_s

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raise "There's no setting named #{name}" unless @@available_settings.has_key?(name)

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raise "There's no setting named #{name}" unless @@available_settings.has_key?(name)

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setting = find_by_name(name)

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setting = find_by_name(name)

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setting ||= new(:name => name, :value => @@available_settings[name]['default']) if @@available_settings.has_key? name

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setting ||= new(:name => name, :value => @@available_settings[name]['default']) if @@available_settings.has_key? name

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end

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end

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end

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end

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             # redMine - project management software
             # Copyright (C) 2006-2007  Jean-Philippe Lang
             #
             # This program is free software; you can redistribute it and/or
             # modify it under the terms of the GNU General Public License
             # as published by the Free Software Foundation; either version 2
             # of the License, or (at your option) any later version.
             #
             # This program is distributed in the hope that it will be useful,
             # but WITHOUT ANY WARRANTY; without even the implied warranty of
             # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
             # GNU General Public License for more details.
             #
             # You should have received a copy of the GNU General Public License
             # along with this program; if not, write to the Free Software
             # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
             class Setting < ActiveRecord::Base
               cattr_accessor :available_settings
               @@available_settings = YAML::load(File.open("#{RAILS_ROOT}/config/settings.yml"))
               validates_uniqueness_of :name
               validates_inclusion_of :name, :in => @@available_settings.keys
               validates_numericality_of :value, :only_integer => true, :if => Proc.new { |setting| @@available_settings[setting.name]['format'] == 'int' }
               # Hash used to cache setting values
               @cached_settings = {}
               @cached_cleared_on = Time.now
               def value
                 v = read_attribute(:value)
                 # Unserialize serialized settings
                 v = YAML::load(v) if @@available_settings[name]['serialized'] && v.is_a?(String)
                 v
               end
               def value=(v)
-                v = v.to_yaml if @@available_settings[name]['serialized'] && v.is_a?(String)
+                v = v.to_yaml if v && @@available_settings[name]['serialized']
                 write_attribute(:value, v)
               end
               # Returns the value of the setting named name
               def self.[](name)
                 v = @cached_settings[name]
                 v ? v : (@cached_settings[name] = find_or_default(name).value)
               end
               def self.[]=(name, v)
                 setting = find_or_default(name)
                 setting.value = (v ? v : "")
                 @cached_settings[name] = nil
                 setting.save
                 setting.value
               end
               # Defines getter and setter for each setting
               # Then setting values can be read using: Setting.some_setting_name
               # or set using Setting.some_setting_name = "some value"
               @@available_settings.each do |name, params|
                 src = <<-END_SRC
                 def self.#{name}
                   self[:#{name}]
                 end
                 def self.#{name}?
                   self[:#{name}].to_i > 0
                 end
                 def self.#{name}=(value)
                   self[:#{name}] = value
                 end
                 END_SRC
                 class_eval src, __FILE__, __LINE__
               end
               # Checks if settings have changed since the values were read
               # and clears the cache hash if it's the case
               # Called once per request
               def self.check_cache
                 settings_updated_on = Setting.maximum(:updated_on)
                 if settings_updated_on && @cached_cleared_on <= settings_updated_on
                   @cached_settings.clear
                   @cached_cleared_on = Time.now
                   logger.info "Settings cache cleared." if logger
                 end
               end
             private
               # Returns the Setting instance for the setting named name
               # (record found in database or new record with default value)
               def self.find_or_default(name)
                 name = name.to_s
                 raise "There's no setting named #{name}" unless @@available_settings.has_key?(name)
                 setting = find_by_name(name)
                 setting ||= new(:name => name, :value => @@available_settings[name]['default']) if @@available_settings.has_key? name
               end
             end