dfdcd79a58
Usage:
class Invoice < CouchRest::ExtendedDocument
include CouchRest::Validation
property :client_name
property :employee_name
property :location
# Validation
validates_present :client_name, :employee_name
validates_present :location, :message => "Hey stupid!, you forgot the location"
end
119 lines
4 KiB
Ruby
119 lines
4 KiB
Ruby
# Extracted from dm-validations 0.9.10
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#
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# Copyright (c) 2007 Guy van den Berg
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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module CouchRest
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module Validation
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##
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#
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# @author Guy van den Berg
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# @since 0.9
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class ValidationErrors
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include Enumerable
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@@default_error_messages = {
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:absent => '%s must be absent',
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:inclusion => '%s must be one of [%s]',
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:invalid => '%s has an invalid format',
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:confirmation => '%s does not match the confirmation',
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:accepted => "%s is not accepted",
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:nil => '%s must not be nil',
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:blank => '%s must not be blank',
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:length_between => '%s must be between %s and %s characters long',
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:too_long => '%s must be less than %s characters long',
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:too_short => '%s must be more than %s characters long',
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:wrong_length => '%s must be %s characters long',
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:taken => '%s is already taken',
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:not_a_number => '%s must be a number',
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:not_an_integer => '%s must be an integer',
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:greater_than => '%s must be greater than %s',
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:greater_than_or_equal_to => "%s must be greater than or equal to %s",
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:equal_to => "%s must be equal to %s",
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:less_than => '%s must be less than %s',
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:less_than_or_equal_to => "%s must be less than or equal to %s",
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:value_between => '%s must be between %s and %s',
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:primitive => '%s must be of type %s'
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}
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# Holds a hash with all the default error messages that can be replaced by your own copy or localizations.
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cattr_writer :default_error_messages
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def self.default_error_message(key, field, *values)
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field = Extlib::Inflection.humanize(field)
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@@default_error_messages[key] % [field, *values].flatten
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end
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# Clear existing validation errors.
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def clear!
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errors.clear
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end
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# Add a validation error. Use the field_name :general if the errors does
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# not apply to a specific field of the Resource.
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#
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# @param <Symbol> field_name the name of the field that caused the error
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# @param <String> message the message to add
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def add(field_name, message)
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(errors[field_name] ||= []) << message
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end
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# Collect all errors into a single list.
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def full_messages
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errors.inject([]) do |list, pair|
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list += pair.last
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end
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end
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# Return validation errors for a particular field_name.
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#
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# @param <Symbol> field_name the name of the field you want an error for
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def on(field_name)
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errors_for_field = errors[field_name]
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errors_for_field.blank? ? nil : errors_for_field
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end
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def each
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errors.map.each do |k, v|
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next if v.blank?
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yield(v)
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end
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end
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def empty?
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entries.empty?
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end
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def method_missing(meth, *args, &block)
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errors.send(meth, *args, &block)
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end
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private
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def errors
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@errors ||= {}
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end
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end # class ValidationErrors
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end # module Validation
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end # module CouchRest
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