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# Redmine - project management software

# Copyright (C) 2006-2012  Jean-Philippe Lang

#

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License

# as published by the Free Software Foundation; either version 2

# of the License, or (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

class Group < Principal

  include Redmine::SafeAttributes

  has_and_belongs_to_many :users, :after_add => :user_added,

                                  :after_remove => :user_removed

  acts_as_customizable

  validates_presence_of :lastname

  validates_uniqueness_of :lastname, :case_sensitive => false

  validates_length_of :lastname, :maximum => 30

  before_destroy :remove_references_before_destroy

  scope :sorted, order("#{table_name}.lastname ASC")

  safe_attributes 'name',

    'user_ids',

    'custom_field_values',

    'custom_fields',

    :if => lambda {|group, user| user.admin?}

  def to_s

    lastname.to_s

  end

  def name

    lastname

  end

  def name=(arg)

    self.lastname = arg

  end

  def user_added(user)

    members.each do |member|

      next if member.project.nil?

      user_member = Member.find_by_project_id_and_user_id(member.project_id, user.id) || Member.new(:project_id => member.project_id, :user_id => user.id)

      member.member_roles.each do |member_role|

        user_member.member_roles << MemberRole.new(:role => member_role.role, :inherited_from => member_role.id)

      end

      user_member.save!

    end

  end

  def user_removed(user)

    members.each do |member|

      MemberRole.find(:all, :include => :member,

                            :conditions => ["#{Member.table_name}.user_id = ? AND #{MemberRole.table_name}.inherited_from IN (?)", user.id, member.member_role_ids]).each(&:destroy)

    end

  end

  def self.human_attribute_name(attribute_key_name, *args)

    attr_name = attribute_key_name.to_s

    if attr_name == 'lastname'

      attr_name = "name"

    end

    super(attr_name, *args)

  end

  private

  # Removes references that are not handled by associations

  def remove_references_before_destroy

    return if self.id.nil?

    Issue.update_all 'assigned_to_id = NULL', ['assigned_to_id = ?', id]

  end

end

--- 

changesets_001: 

  commit_date: 2007-04-11

  committed_on: 2007-04-11 15:14:44 +02:00

  revision: 1

  id: 100

  comments: My very first commit

  repository_id: 10

  committer: dlopper

  user_id: 3

changesets_002: 

  commit_date: 2007-04-12

  committed_on: 2007-04-12 15:14:44 +02:00

  revision: 2

  id: 101

  comments: 'This commit fixes #1, #2 and references #1 & #3'

  repository_id: 10

  committer: dlopper

  user_id: 3

changesets_003: 

  commit_date: 2007-04-12

  committed_on: 2007-04-12 15:14:44 +02:00

  revision: 3

  id: 102

  comments: |-

    A commit with wrong issue ids

    IssueID #666 #3

  repository_id: 10

  committer: dlopper

  user_id: 3

changesets_004: 

  commit_date: 2007-04-12

  committed_on: 2007-04-12 15:14:44 +02:00

  revision: 4

  id: 103

  comments: |-

    A commit with an issue id of an other project

    IssueID 4 2

  repository_id: 10

  committer: dlopper

  user_id: 3

changesets_005: 

  commit_date: "2007-09-10"

  comments: Modified one file in the folder.

  committed_on: 2007-09-10 19:01:08

  revision: "5"

  id: 104

  scmid:

  user_id: 3

  repository_id: 10

  committer: dlopper

changesets_006: 

  commit_date: "2007-09-10"

  comments: Moved helloworld.rb from / to /folder.

  committed_on: 2007-09-10 19:01:47

  revision: "6"

  id: 105

  scmid:

  user_id: 3

  repository_id: 10

  committer: dlopper

changesets_007: 

  commit_date: "2007-09-10"

  comments: Removed one file.

  committed_on: 2007-09-10 19:02:16

  revision: "7"

  id: 106

  scmid:

  user_id: 3

  repository_id: 10

  committer: dlopper

changesets_008: 

  commit_date: "2007-09-10"

  comments: |-

    This commits references an issue.

    Refs #2

  committed_on: 2007-09-10 19:04:35

  revision: "8"

  id: 107

  scmid:

  user_id: 3

  repository_id: 10

  committer: dlopper

changesets_009: 

  commit_date: "2009-09-10"

  comments: One file added.

  committed_on: 2009-09-10 19:04:35

  revision: "9"

  id: 108

  scmid:

  user_id: 3

  repository_id: 10

  committer: dlopper

changesets_010: 

  commit_date: "2009-09-10"

  comments: Same file modified.

  committed_on: 2009-09-10 19:04:35

  revision: "10"

  id: 109

  scmid:

  user_id: 3

  repository_id: 10

  committer: dlopper

# Redmine - project management software

# Copyright (C) 2006-2012  Jean-Philippe Lang

#

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License

# as published by the Free Software Foundation; either version 2

# of the License, or (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

class Tracker < ActiveRecord::Base

  CORE_FIELDS_UNDISABLABLE = %w(project_id tracker_id subject description priority_id is_private).freeze

  # Fields that can be disabled

  # Other (future) fields should be appended, not inserted!

  CORE_FIELDS = %w(assigned_to_id category_id fixed_version_id parent_issue_id start_date due_date estimated_hours done_ratio).freeze

  CORE_FIELDS_ALL = (CORE_FIELDS_UNDISABLABLE + CORE_FIELDS).freeze

  before_destroy :check_integrity

  has_many :issues

  has_many :workflow_rules, :dependent => :delete_all do

    def copy(source_tracker)

      WorkflowRule.copy(source_tracker, nil, proxy_association.owner, nil)

    end

  end

  has_and_belongs_to_many :projects

  has_and_belongs_to_many :custom_fields, :class_name => 'IssueCustomField', :join_table => "#{table_name_prefix}custom_fields_trackers#{table_name_suffix}", :association_foreign_key => 'custom_field_id'

  acts_as_list

  attr_protected :field_bits

  validates_presence_of :name

  validates_uniqueness_of :name

  validates_length_of :name, :maximum => 30

  scope :sorted, order("#{table_name}.position ASC")

  scope :named, lambda {|arg| where("LOWER(#{table_name}.name) = LOWER(?)", arg.to_s.strip)}

  def to_s; name end

  def <=>(tracker)

    position <=> tracker.position

  end

  # Returns an array of IssueStatus that are used

  # in the tracker's workflows

  def issue_statuses

    if @issue_statuses

      return @issue_statuses

    elsif new_record?

      return []

    end

    ids = WorkflowTransition.

            connection.select_rows("SELECT DISTINCT old_status_id, new_status_id FROM #{WorkflowTransition.table_name} WHERE tracker_id = #{id} AND type = 'WorkflowTransition'").

            flatten.

            uniq

    @issue_statuses = IssueStatus.find_all_by_id(ids).sort

  end

  def disabled_core_fields

    i = -1

    @disabled_core_fields ||= CORE_FIELDS.select { i += 1; (fields_bits || 0) & (2 ** i) != 0}

  end

  def core_fields

    CORE_FIELDS - disabled_core_fields

  end

  def core_fields=(fields)

    raise ArgumentError.new("Tracker.core_fields takes an array") unless fields.is_a?(Array)

    bits = 0

    CORE_FIELDS.each_with_index do |field, i|

      unless fields.include?(field)

        bits |= 2 ** i

      end

    end

    self.fields_bits = bits

    @disabled_core_fields = nil

    core_fields

  end

  # Returns the fields that are disabled for all the given trackers

  def self.disabled_core_fields(trackers)

    if trackers.present?

      trackers.uniq.map(&:disabled_core_fields).reduce(:&)

    else

      []

    end

  end

  # Returns the fields that are enabled for one tracker at least

  def self.core_fields(trackers)

    if trackers.present?

      trackers.uniq.map(&:core_fields).reduce(:|)

    else

      CORE_FIELDS.dup

    end

  end

private

  def check_integrity

    raise Exception.new("Can't delete tracker") if Issue.where(:tracker_id => self.id).any?

  end

end