osem-fcy/app/models/call_for_paper.rb
2015-12-23 11:36:50 +02:00

82 lines
2.7 KiB
Ruby

class CallForPaper < ActiveRecord::Base
belongs_to :conference
validates_presence_of :start_date, :end_date
validates :rating, numericality: { greater_than_or_equal_to: 0, less_than_or_equal_to: 10 }
validate :before_end_of_conference
validate :start_after_end_date
##
# Calculates how many weeks the call for paper is.
#
# ====Returns
# * +Integer+ -> start week
def weeks
result = end_week - start_week + 1
weeks = Date.new(start_date.year, 12, 31).strftime('%W').to_i
result < 0 ? result + weeks : result
end
##
# Calculates the end week of the cfp
#
# ====Returns
def start_week
start_date.strftime('%W').to_i
end
##
# Calculates the end week of the cfp
#
# ====Returns
def end_week
end_date.strftime('%W').to_i
end
##
# Checks whether cfp dates is updated
#
# ====Returns
# * +True+ -> If cfp dates is updated and all other parameters are set
# * +False+ -> Either cfp date is not updated or one or more parameter is not set
def notify_on_cfp_date_update?
!self.end_date.blank? && !self.start_date.blank?\
&& (self.start_date_changed? || self.end_date_changed?)\
&& self.conference.email_settings.send_on_call_for_papers_dates_updated\
&& !self.conference.email_settings.call_for_papers_dates_updated_subject.blank?\
&& !self.conference.email_settings.call_for_papers_dates_updated_body.blank?
end
##
# Checks whether cfp dates is updated
#
# ====Returns
# * +True+ -> If cfp dates is updated and all other parameters are set
# * +False+ -> Either cfp date is not updated or one or more parameter is not set
def notify_on_schedule_public?
!self.end_date.blank? && !self.start_date.blank?\
&& (self.start_date_changed? || self.end_date_changed?)\
&& self.conference.email_settings.send_on_call_for_papers_dates_updated\
&& !self.conference.email_settings.call_for_papers_dates_updated_subject.blank?\
&& !self.conference.email_settings.call_for_papers_dates_updated_body.blank?
end
def remaining_days(date = Date.today)
result = (self.end_date - date).to_i
result > 0 ? result : 0
end
private
def before_end_of_conference
errors.
add(:end_date, "can't be after the conference end date (#{conference.end_date})") if conference && conference.end_date && end_date && (end_date > conference.end_date)
errors.
add(:start_date, "can't be after the conference end date (#{conference.end_date})") if conference && conference.end_date && start_date && (start_date > conference.end_date)
end
def start_after_end_date
errors.
add(:start_date, "can't be after the end date") if start_date && end_date && start_date > end_date
end
end