77 lines
2.2 KiB
Ruby
77 lines
2.2 KiB
Ruby
class Task < ActiveRecord::Base
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has_many :assignments, :dependent => :destroy
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has_many :users, :through => :assignments
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belongs_to :workgroup
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scope :non_group, :conditions => { :workgroup_id => nil, :done => false }
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scope :done, :conditions => {:done => true}, :order => "due_date DESC"
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# form will send user in string. responsibilities will added later
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attr_protected :users
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validates :name, :presence => true, :length => { :minimum => 3 }
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validates :required_users, :presence => true
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validates_numericality_of :duration, :required_users, :only_integer => true, :greater_than => 0
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validates_length_of :description, maximum: 250
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after_save :update_ordergroup_stats
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def is_assigned?(user)
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self.assignments.detect {|ass| ass.user_id == user.id }
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end
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def is_accepted?(user)
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self.assignments.detect {|ass| ass.user_id == user.id && ass.accepted }
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end
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def enough_users_assigned?
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assignments.find_all_by_accepted(true).size >= required_users ? true : false
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end
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# Get users from comma seperated ids
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# and makes the users responsible for the task
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def user_list=(ids)
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list = ids.split(",")
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new_users = list - users.collect(&:id)
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old_users = users.reject { |user| list.include?(user.id) }
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logger.debug "New users: #{new_users}"
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logger.debug "Old users: #{old_users}"
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self.class.transaction do
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# delete old assignments
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if old_users.any?
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assignments.find(:all, :conditions => ["user_id IN (?)", old_users.collect(&:id)]).each(&:destroy)
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end
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# create new assignments
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new_users.each do |id|
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user = User.find(id)
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if user.blank?
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errors.add(:user_list)
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else
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if user == User.current_user
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# current_user will accept, when he puts himself to the list of users
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self.assignments.build :user => user, :accepted => true
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else
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# normal assignement
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self.assignments.build :user => user
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end
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end
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end
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end
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end
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def user_list
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@user_list ||= users.collect(&:id).join(", ")
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end
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private
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def update_ordergroup_stats
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if done
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users.each { |u| u.ordergroup.update_stats! if u.ordergroup }
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end
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end
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end
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