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97 lines
3.3 KiB
97 lines
3.3 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is a project management system.
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#
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# Copyright (C) 2012-2013 the OpenProject Team
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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 version 3.
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#
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# See doc/COPYRIGHT.rdoc for more details.
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#++
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class Workflow < ActiveRecord::Base
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belongs_to :role
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belongs_to :old_status, :class_name => 'IssueStatus', :foreign_key => 'old_status_id'
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belongs_to :new_status, :class_name => 'IssueStatus', :foreign_key => 'new_status_id'
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#attr_protected :role_id
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validates_presence_of :role, :old_status, :new_status
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# Returns workflow transitions count by type and role
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def self.count_by_type_and_role
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counts = connection.select_all("SELECT role_id, type_id, count(id) AS c FROM #{Workflow.table_name} GROUP BY role_id, type_id")
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roles = Role.find(:all, :order => 'builtin, position')
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types = Type.find(:all, :order => 'position')
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result = []
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types.each do |type|
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t = []
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roles.each do |role|
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row = counts.detect {|c| c['role_id'].to_s == role.id.to_s && c['type_id'].to_s == type.id.to_s}
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t << [role, (row.nil? ? 0 : row['c'].to_i)]
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end
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result << [type, t]
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end
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result
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end
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# Find potential statuses the user could be allowed to switch issues to
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def self.available_statuses(project, user=User.current)
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Workflow.find(:all,
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:include => :new_status,
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:conditions => {:role_id => user.roles_for_project(project).collect(&:id)}).
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collect(&:new_status).
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compact.
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uniq.
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sort
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end
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# Copies workflows from source to targets
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def self.copy(source_type, source_role, target_types, target_roles)
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unless source_type.is_a?(Type) || source_role.is_a?(Role)
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raise ArgumentError.new("source_type or source_role must be specified")
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end
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target_types = Array(target_types)
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target_types = Type.all if target_types.empty?
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target_roles = Array(target_roles)
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target_roles = Role.all if target_roles.empty?
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target_types.each do |target_type|
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target_roles.each do |target_role|
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copy_one(source_type || target_type,
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source_role || target_role,
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target_type,
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target_role)
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end
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end
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end
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# Copies a single set of workflows from source to target
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def self.copy_one(source_type, source_role, target_type, target_role)
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unless source_type.is_a?(Type) && !source_type.new_record? &&
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source_role.is_a?(Role) && !source_role.new_record? &&
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target_type.is_a?(Type) && !target_type.new_record? &&
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target_role.is_a?(Role) && !target_role.new_record?
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raise ArgumentError.new("arguments can not be nil or unsaved objects")
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end
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if source_type == target_type && source_role == target_role
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false
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else
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transaction do
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delete_all :type_id => target_type.id, :role_id => target_role.id
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connection.insert "INSERT INTO #{Workflow.table_name} (type_id, role_id, old_status_id, new_status_id)" +
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" SELECT #{target_type.id}, #{target_role.id}, old_status_id, new_status_id" +
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" FROM #{Workflow.table_name}" +
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" WHERE type_id = #{source_type.id} AND role_id = #{source_role.id}"
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end
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true
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end
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end
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end
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