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# Redmine - project management software
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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class Principal < ActiveRecord::Base
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self.table_name = "#{table_name_prefix}users#{table_name_suffix}"
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# Account statuses
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# 0 全部；1 活动的； 2 已注册； 3 锁定
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STATUS_ANONYMOUS = 0
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STATUS_ACTIVE = 1
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STATUS_REGISTERED = 2
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STATUS_LOCKED = 3
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has_many :members, :foreign_key => 'user_id', :dependent => :destroy
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has_many :memberships, :class_name => 'Member', :foreign_key => 'user_id', :include => [ :project, :roles ], :conditions => "#{Project.table_name}.status<>#{Project::STATUS_ARCHIVED}", :order => "#{Project.table_name}.name"
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has_many :coursememberships, :class_name => 'Member', :foreign_key => 'user_id', :include => [ :course, :roles ], :conditions => "#{Course.table_name}.status<>#{Course::STATUS_ARCHIVED} and #{Course.table_name}.is_delete = 0", :order => "#{Course.table_name}.name"
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has_many :projects, :through => :memberships
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#add by nwb
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has_many :courses, :through => :coursememberships
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has_many :course_groups, :through => :members
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has_many :issue_categories, :foreign_key => 'assigned_to_id', :dependent => :nullify
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has_many :contest_members, :foreign_key => 'user_id', :dependent => :destroy
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has_many :contestmemberships, :class_name => 'ContestMember', :foreign_key => 'user_id', :include => [:contest, :roles], :order => "#{Contest.table_name}.name"
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has_many :contests, :through => :contestmemberships
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# Groups and active users
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scope :active, lambda { where(:status => STATUS_ACTIVE) }
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scope :like, lambda {|q|
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q = q.to_s
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if q.blank?
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where({})
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else
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pattern = "%#{q}%".gsub("/","//").gsub("_","/_")
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# sql = %w(login firstname lastname mail).map {|column| "LOWER(#{table_name}.#{column}) LIKE LOWER(:p)"}.join(" OR ")
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sql= "LOWER(concat(lastname,firstname)) LIKE LOWER(:p) escape '/' or LOWER(login) LIKE LOWER(:p) escape '/' or LOWER(mail) LIKE LOWER(:p) escape '/'"
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params = {:p => pattern}
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if q =~ /^(.+)\s+(.+)$/
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a, b = "#{$1}%", "#{$2}%"
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sql << " OR (LOWER(#{table_name}.firstname) LIKE LOWER(:a) AND LOWER(#{table_name}.lastname) LIKE LOWER(:b))"
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sql << " OR (LOWER(#{table_name}.firstname) LIKE LOWER(:b) AND LOWER(#{table_name}.lastname) LIKE LOWER(:a))"
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params.merge!(:a => a, :b => b)
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end
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where(sql, params)
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end
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}
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# Principals that are members of a collection of projects
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scope :member_of, lambda {|projects|
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projects = [projects] unless projects.is_a?(Array)
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if projects.empty?
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where("1=0")
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else
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ids = projects.map(&:id)
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active.uniq.joins(:members).where("#{Member.table_name}.project_id IN (?)", ids)
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end
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}
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# Principals that are not members of projects
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scope :not_member_of, lambda {|projects|
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projects = [projects] unless projects.is_a?(Array)
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if projects.empty?
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where("1=0")
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else
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ids = projects.map(&:id)
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where("#{Principal.table_name}.id NOT IN (SELECT DISTINCT user_id FROM #{Member.table_name} WHERE project_id IN (?))", ids)
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end
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}
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scope :not_member_of_course, lambda {|courses|
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courses = [courses] unless courses.is_a?(Array)
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if courses.empty?
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where("1=0")
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else
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ids = courses.map(&:id)
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where("#{Principal.table_name}.id NOT IN (SELECT DISTINCT user_id FROM #{Member.table_name} WHERE course_id IN (?))", ids)
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end
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}
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scope :not_member_of_contest, lambda {|contests|
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contests = [contests] unless contests.is_a?(Array)
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if contests.empty?
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where("1=0")
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else
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ids = contests.map(&:id)
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where("#{Principal.table_name}.id NOT IN (SELECT DISTINCT user_id FROM #{ContestMember.table_name} WHERE contest_id IN (?))", ids)
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end
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}
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scope :not_member_of_org, lambda {|org|
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orgs = [org] unless org.is_a?(Array)
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if orgs.empty?
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where("1=0")
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else
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ids = orgs.map(&:id)
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where("#{Principal.table_name}.id NOT IN (SELECT DISTINCT user_id FROM #{OrgMember.table_name} WHERE organization_id IN (?))", ids)
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end
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}
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scope :not_member_of_syllabus, lambda {|syllabus|
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syllabuses = [syllabus] unless syllabus.is_a?(Array)
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if syllabuses.empty?
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where("1=0")
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else
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ids = syllabuses.map(&:id)
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where("#{Principal.table_name}.id NOT IN (SELECT DISTINCT user_id FROM #{SyllabusMember.table_name} WHERE syllabus_id IN (?))", ids)
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end
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}
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scope :sorted, lambda { order(*Principal.fields_for_order_statement)}
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scope :applied_members, lambda {|project|
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id = project.id
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ids1 = project.applied_projects.map(&:user_id)
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where("#{Principal.table_name}.id IN (SELECT DISTINCT user_id FROM #{Member.table_name} WHERE user_id in (?))", ids1)
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}
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before_create :set_default_empty_values
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def name(formatter = nil)
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to_s
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end
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def <=>(principal)
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if principal.nil?
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-1
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elsif self.class.name == principal.class.name
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self.to_s.downcase <=> principal.to_s.downcase
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else
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# groups after users
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principal.class.name <=> self.class.name
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end
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end
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# Returns an array of fields names than can be used to make an order statement for principals.
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# Users are sorted before Groups.
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# Examples:
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def self.fields_for_order_statement(table=nil)
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table ||= table_name
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columns = ['type DESC'] + (User.name_formatter[:order] - ['id']) + ['lastname', 'id']
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columns.uniq.map {|field| "#{table}.#{field}"}
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end
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#收藏的课程
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def favorite_courses
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members = Member.where("user_id = #{self.id} and course_id != -1 and is_collect = 1")
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course_ids = members.empty? ? "(-1)" : "(" + members.map{|member| member.course_id}.join(",") + ")"
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courses = Course.where("id in #{course_ids}")
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return courses
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end
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#收藏的项目
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def favorite_projects
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members = Member.where("user_id = #{self.id} and project_id != -1 and project_id != 0 and is_collect = 1")
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project_ids = members.empty? ? "(-1)" : "(" + members.map{|member| member.project_id}.join(",") + ")"
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projects = Project.where("id in #{project_ids}")
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return projects
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end
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#收藏的竞赛
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def favorite_contests
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members = ContestMember.where(:user_id => self.id, :is_collect => true)
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contest_ids = members.empty? ? "(-1)" : "(" + members.map{|member| member.contest_id}.join(",") + ")"
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contests = Contest.where("id in #{contest_ids}")
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return contests
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end
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protected
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# Make sure we don't try to insert NULL values (see #4632)
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def set_default_empty_values
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self.login ||= ''
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self.hashed_password ||= ''
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self.firstname ||= ''
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self.lastname ||= ''
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self.mail ||= ''
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true
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end
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end
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