71 lines
3.0 KiB
Ruby
71 lines
3.0 KiB
Ruby
module JamRuby
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class PerformanceSample < ActiveRecord::Base
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PERMISSION_MSG = "You do not have permission to perform this operation."
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attr_accessible :user_id, :service_type, :claimed_recording_id, :service_id, :url
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belongs_to :user, :class_name => "JamRuby::User", :foreign_key => "user_id"
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belongs_to :claimed_recording, :class_name => "JamRuby::ClaimedRecording", :foreign_key => "claimed_recording_id"
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validates :service_type, presence:true, length: {maximum: 100}
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# JamKazam validators
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validate :claimed_recording_id_present, :if => lambda { |p| p.service_type == "jamkazam" }
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validate :user_type_recording_unique, :if => lambda { |p| p.service_type == "jamkazam" }
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# Non-JamKazam validators
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validate :service_id_present, :if => lambda { |p| p.service_type != "jamkazam" }
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validate :user_type_service_unique, :if => lambda { |p| p.service_type != "jamkazam" }
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def claimed_recording_id_present
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raise StateError, "Claimed recording is required for JamKazam performance samples" if self.claimed_recording_id.blank?
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end
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def user_type_recording_unique
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match = PerformanceSample.exists?(:user_id => self.user_id, :claimed_recording_id => self.claimed_recording_id, :service_type => self.service_type)
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raise ConflictError, "You already have this JamKazam recording listed as a sample" if match
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end
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def service_id_present
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raise StateError, "Service ID is required for non-JamKazam performance samples" if self.service_id.blank?
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end
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def user_type_service_unique
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match = PerformanceSample.exists?(:user_id => self.user_id, :service_id => self.service_id, :service_type => self.service_type)
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raise ConflictError, "You already have this #{self.service_type} sample listed (#{self.service_id})." if match
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end
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def self.index(options = {})
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raise JamArgumentError, "The user is not specified." if options[:id].blank?
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PerformanceSample.where("user_id = ?", options[:id])
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end
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def self.create(current_user, options = {}, save = true)
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auth_user(current_user, options)
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raise StateError, "Missing required information" if options[:service_type].blank?
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ps = PerformanceSample.new({
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:user_id => current_user.id,
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:service_type => options[:service_type],
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:claimed_recording_id => options[:claimed_recording_id],
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:service_id => options[:service_id],
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:url => options[:url]
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})
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ps.save! if save
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ps
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end
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def self.delete(current_user, options = {})
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raise PermissionError, "You do not have permission to perform this operation" if current_user.nil? || options[:user_id] != current_user.id
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raise StateError, "The performance sample ID is missing." if options[:id].blank?
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PerformanceSample.destroy(options[:id])
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end
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private
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def self.auth_user(current_user, options={})
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raise PermissionError, PERMISSION_MSG if current_user.nil? || options[:user_id] != current_user.id
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end
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end
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end |