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#--# Copyright (c) 2010-2012 Michael Berkovich, tr8n.net## Permission is hereby granted, free of charge, to any person obtaining# a copy of this software and associated documentation files (the# "Software"), to deal in the Software without restriction, including# without limitation the rights to use, copy, modify, merge, publish,# distribute, sublicense, and/or sell copies of the Software, and to# permit persons to whom the Software is furnished to do so, subject to# the following conditions:## The above copyright notice and this permission notice shall be# included in all copies or substantial portions of the Software.## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.#++#-- Tr8n::ValueRule Schema Information## Table name: tr8n_language_rules## id INTEGER not null, primary key# language_id integer not null# translator_id integer # type varchar(255) # definition text # created_at datetime # updated_at datetime ## Indexes## index_tr8n_language_rules_on_language_id_and_translator_id (language_id, translator_id) # index_tr8n_language_rules_on_language_id (language_id) ##++class Tr8n::ValueRule < Tr8n::LanguageRule
def self.description
"token object may have a value, which"
end
def self.dependency
"value"
end
def self.dependant?(token)
token.name != Tr8n::Config.rules_engine[:viewing_user_token]
end
def self.suffixes
Tr8n::Config.rules_engine[:value_rule][:token_suffixes]
end
def self.default_rules_for(language = Tr8n::Config.current_language)
Tr8n::Config.default_value_rules(language.locale)
end
def self.operator_options
[["starts with", "starts_with"], ["does not start with", "does_not_start_with"],
["ends in", "ends_in"], ["does not end in", "does_not_end_in"],
["is", "is"], ["is not", "is_not"]]
end
def self.transformable?
false
end
def self.token_value(token)
return nil unless token and token.respond_to?(Tr8n::Config.rules_engine[:value_rule][:object_method])
token.send(Tr8n::Config.rules_engine[:value_rule][:object_method])
end
def evaluate(token)
token_value = self.class.token_value(token)
return false unless token_value
token_value = token_value.gsub(/<\/?[^>]*>/, "")
values = Tr8n::LanguageRule.sanitize_values(definition["value"])
case definition["operator"]
when "starts_with"
values.each do |value|
return true if token_value.to_s =~ /^#{value.to_s}/
end
return false
when "does_not_start_with"
values.each do |value|
return false if token_value.to_s =~ /^#{value.to_s}/
end
return true
when "ends_in"
values.each do |value|
return true if token_value.to_s =~ /#{value.to_s}$/
end
return false
when "does_not_end_in"
values.each do |value|
return false if token_value.to_s =~ /#{value.to_s}$/
end
return true
when "is"
return values.include?(token_value)
when "is_not"
return !values.include?(token_value)
end
false
end
def to_hash
{:type => self.class.dependency, :operator => definition[:operator], :value => definition[:value]}
end
# used to describe a context of a given translation
def description
desc = ""
case definition["operator"]
when "starts_with" then desc << " starts with"
when "does_not_start_with" then desc << " does not start with"
when "ends_in" then desc << " ends in"
when "does_not_end_in" then desc << " does not end in"
when "is" then desc << " is"
when "is_not" then desc << " is not"
end
desc << " <strong>'" << Tr8n::LanguageRule.humanize_values(definition["value"]) << "'</strong>"
desc.html_safe
end
end
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