class EffectiveLogging::EmailLogger

Public Class Methods

delivering_email(message) click to toggle source
# File lib/effective_logging/email_logger.rb, line 3
def self.delivering_email(message)
  return if EffectiveLogging.supressed?
  return unless message.present?

  # collect a Hash of arguments used to invoke EffectiveLogger.success
  fields = { from: message.from.join(','), to: message.to, subject: message.subject, cc: message.cc, bcc: message.bcc }

  # Add a log header to your mailer to pass some objects or additional things to EffectiveLogger
  # mail(to: 'admin@example.com', subject: @post.title, log: @post)
  log = if message.header['log'].present?
    value = message.header['log'].instance_variable_get(:@unparsed_value)
    value ||= message.header['log'].instance_variable_get(:@value)
    message.header['log'] = nil
    value
  end

  if log.present?
    if log.kind_of?(ActiveRecord::Base)
      fields.merge!(associated: log)
    elsif log.kind_of?(Hash)
      fields.merge!(log)
    else
      raise('log expected an ActiveRecord object or Hash')
    end
  end

  # Pass a tenant to your mailer
  # mail(to: 'admin@example.com', subject: @post.title, tenant: Tenant.current)
  tenant = if message.header['tenant'].present?
    value = message.header['tenant'].to_s.to_sym # OptionalField, not a String here
    message.header['tenant'] = nil
    value
  end

  parts = (message.body.try(:parts) || []).map { |part| [part, (part.parts if part.respond_to?(:parts))] }.flatten
  body = parts.find { |part| part.content_type.to_s.downcase.include?('text/html') } || message.body

  fields[:email] = "#{message.header}<hr>#{body}"

  if tenant.present? && defined?(Tenant)
    user_klass = (Tenant.engine_user(tenant) rescue nil)
    Tenant.as_if(tenant) { log_email(message, fields, user_klass) }
  else
    log_email(message, fields, 'User'.safe_constantize)
  end

  true
end

Private Class Methods

log_email(message, fields, user_klass) click to toggle source
# File lib/effective_logging/email_logger.rb, line 54
def self.log_email(message, fields, user_klass)
  tos = Array(message.to) - [nil, '']

  tos.each do |to|
    user = (user_klass.where(email: to.downcase).first if user_klass.present?)

    user_fields = fields.merge(to: to, user: user)
    ::EffectiveLogger.email("#{message.subject} - #{tos.join(', ')}", user_fields)
  end

  if tos.blank? && (message.cc.present? || message.bcc.present?)
    ::EffectiveLogger.email("#{message.subject} - multiple recipients", fields)
  end
end