131 lines
4.2 KiB
Ruby
131 lines
4.2 KiB
Ruby
# This is the central ADL class, where are managed all events
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class Event < ActiveRecord::Base
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extend SimpleCalendar
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strip_attributes
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has_paper_trail ignore: [:last_updated, :lock_version, :secret,
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:submitter, :decision_time,
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:latitude, :longitude]
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belongs_to :region
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# This is the scheduled first event
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belongs_to :event
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has_many :notes, dependent: :destroy
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has_many :events, dependent: :destroy
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validates :title, presence: true
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validate :end_after_start
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RULES = %w(daily weekly monthly).freeze
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validates :rule, inclusion: RULES
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validates :description, presence: true
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validates :city, presence: true
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validates :region, presence: true
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validates :url, presence: true, format: %r{\Ahttps?:\/\/.*\..*\z}
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validates :contact, email: true
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validates :submitter, email: true
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validates :tags, presence: true, format: /\A[\p{Alnum}\s-]*\z/
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geocoded_by :full_address
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# after_validation :geocode, if: -> (obj) { obj.address_changed? }
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after_validation :geocode
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# Mechanism to store some reason which can be used when sending notifications
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attr_accessor :reason
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before_validation EventCallbacks
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before_create EventCallbacks
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after_create EventCallbacks
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before_update EventCallbacks
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after_update EventCallbacks
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after_destroy EventCallbacks
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scope :moderated, ->(*) { where moderated: true }
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scope :unmoderated, ->(*) { where moderated: false }
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scope :last_year, -> { where '? <= end_time', 1.year.ago }
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scope :past, -> { where 'start_time <= ?', Time.zone.now }
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scope :future, -> { where '? <= end_time', Time.zone.now }
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scope :daylimit, ->(d) { where 'end_time <= ?', d.to_i.days.from_now }
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scope :year, (lambda do |year|
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where '? <= end_time and start_time <= ?',
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Date.new(year.to_i, 1, 1).beginning_of_week,
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Date.new(year.to_i, 12, 31).end_of_week.end_of_day
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end)
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scope :month, (lambda do |start_date|
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where '? <= end_time and start_time <= ?',
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start_date.to_date.beginning_of_month.beginning_of_week,
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start_date.to_date.end_of_month.end_of_week.end_of_day
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end)
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scope :period, (lambda do |year, week|
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start_date = DateTime.commercial(year.to_i, week.to_i)
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where '? <= end_time and start_time <= ?',
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start_date, start_date.end_of_week.end_of_day
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end)
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scope :region, ->(region) { where region: region unless region == 'all' }
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scope :locality, ->(locality) { where locality: locality }
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scope :tag, ->(tag) { where 'tags like ?', "%#{tag}%" }
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scope :geo, -> { where 'latitude is not null and longitude is not null' }
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before_validation on: :create do
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self.submission_time = Time.zone.now
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self.decision_time = Time.zone.now
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# Populate submitter using contact info if absent
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self.submitter = contact if submitter.blank?
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end
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before_validation on: :update do
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self.latitude = nil if address_changed?
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self.longitude = nil if address_changed?
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end
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def as_json(_options = {})
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{ type: 'Feature', properties: {
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id: id, name: title, start_time: start_time, end_time: end_time,
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place_name: place_name, address: address, city: city, locality: locality,
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tags: tags, popupContent: "<a href=\"/events/#{id}\">#{self}</a>"
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}, geometry: { type: 'Point', coordinates: [longitude, latitude] } }
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end
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def full_address
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# Region seems to disturb openstreetmap :(
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# [address, city, region.try(:name)].compact.join ', '
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[address, city].compact.join ', '
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end
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def schedule
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IceCube::Schedule.new(start_time, end_time: end_time) do |s|
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s.add_recurrence_rule IceCube::Rule.send(rule).count(repeat + 1)
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end
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end
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def hashtags
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tags.split.map { |tag| "##{tag.tr('-', '_').camelize :lower}" }
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end
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def to_s
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"#{start_time.to_date} #{city}: #{title} #{hashtags.join(' ')}"
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end
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def to_tweet
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url = Rails.application.routes.url_helpers.event_url(
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self,
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host: ActionMailer::Base.default_url_options[:host]
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)
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tweet = "#{self} #{url}"
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if tweet.size >= 140
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tweet = "#{tweet[0, tweet.rindex(/\s/, 140 - url.size)]} #{url}"
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end
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tweet
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end
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private
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def end_after_start
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errors.add :end_time, :before_start if
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!end_time.blank? && !start_time.blank? && end_time <= start_time
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end
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end
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