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discourse-custom-wizard-unl.../lib/custom_wizard/mapper.rb
Angus McLeod 539f61c610 wip
2020-04-07 18:33:51 +10:00

185 Zeilen
Kein EOL
4,2 KiB
Ruby

class CustomWizard::Mapper
attr_accessor :inputs, :data, :user
USER_FIELDS = ['name', 'username', 'email', 'date_of_birth', 'title', 'locale', 'trust_level']
PROFILE_FIELDS = ['location', 'website', 'bio_raw']
OPERATORS = {
equal: '==',
greater: '>',
less: '<',
greater_or_equal: '>=',
less_or_equal: '<=',
regex: '=~'
}
def initialize(params)
@inputs = params[:inputs] || {}
@data = params[:data] || {}
@user = params[:user]
@opts = params[:opts] || {}
end
def perform
multiple = @opts[:multiple]
perform_result = multiple ? [] : nil
inputs.each do |input|
input_type = input['type']
pairs = input['pairs']
if (input_type === 'conditional' && validate_pairs(pairs)) || input_type === 'assignment'
output = input['output']
output_type = input['output_type']
result = build_result(map_field(output, output_type), input_type)
if multiple
perform_result.push(result)
else
perform_result = result
break
end
end
if input_type === 'validation'
result = build_result(validate_pairs(pairs), input_type)
if multiple
perform_result.push(result)
else
perform_result = result
break
end
end
if input_type === 'association'
result = build_result(map_pairs(pairs), input_type)
if multiple
perform_result.push(result)
else
perform_result = result
break
end
end
end
perform_result
end
def build_result(result, type)
if @opts[:with_type]
{
type: type,
result: result
}
else
result
end
end
def validate_pairs(pairs)
failed = false
pairs.each do |pair|
key = map_field(pair['key'], pair['key_type'])
connector = pair['connector']
operator = map_operator(connector)
value = interpolate(map_field(pair['value'], pair['value_type']))
value = Regexp.new(value) if connector == 'regex'
begin
failed = !cast_result(key.public_send(operator, value), connector)
rescue NoMethodError
#
end
end
!failed
end
def cast_result(result, connector)
if connector == 'regex'
result == 0 ? true : false
else
result
end
end
def map_pairs(pairs)
result = []
pairs.each do |pair|
key = map_field(pair['key'], pair['key_type'])
value = map_field(pair['value'], pair['value_type'])
if key && value
result.push(
key: key,
value: value
)
end
end
result
end
def map_operator(connector)
OPERATORS[connector.to_sym] || '=='
end
def map_field(value, type)
method = "map_#{type}"
if self.respond_to?(method)
self.send(method, value)
else
value
end
end
def map_wizard_field(value)
data && !data.key?("submitted_at") && data[value]
end
def map_user_field(value)
if value.include?('user_field_')
UserCustomField.where(user_id: user.id, name: value).pluck(:value).first
elsif PROFILE_FIELDS.include?(value)
UserProfile.find_by(user_id: user.id).send(value)
elsif USER_FIELDS.include?(value)
User.find(user.id).send(value)
end
end
def interpolate(string)
result = string.gsub(/u\{(.*?)\}/) do |match|
result = ''
result = user.send($1) if USER_FIELDS.include?($1)
result = user.user_profile.send($1) if PROFILE_FIELDS.include?($1)
result
end
result = result.gsub(/w\{(.*?)\}/) { |match| recurse(data, [*$1.split('.')]) }
result.gsub(/v\{(.*?)\}/) do |match|
attrs = $1.split(':')
key = attrs.first
format = attrs.length > 1 ? attrs.last : nil
val = nil
if key == 'time'
time_format = format.present? ? format : "%B %-d, %Y"
val = Time.now.strftime(time_format)
end
val
end
end
def recurse(data, keys)
k = keys.shift
result = data[k]
keys.empty? ? result : self.recurse(result, keys)
end
end