summaryrefslogtreecommitdiff
path: root/app/models/namespace.rb
blob: 6073fb94a3f7762d404c1db58863aa7a080e18bf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
class Namespace < ActiveRecord::Base
  acts_as_paranoid without_default_scope: true

  include CacheMarkdownField
  include Sortable
  include Gitlab::ShellAdapter
  include Gitlab::CurrentSettings
  include Gitlab::VisibilityLevel
  include Routable
  include AfterCommitQueue
  include Storage::LegacyNamespace

  # Prevent users from creating unreasonably deep level of nesting.
  # The number 20 was taken based on maximum nesting level of
  # Android repo (15) + some extra backup.
  NUMBER_OF_ANCESTORS_ALLOWED = 20

  cache_markdown_field :description, pipeline: :description

  has_many :projects, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
  has_many :project_statistics
  belongs_to :owner, class_name: "User"

  belongs_to :parent, class_name: "Namespace"
  has_many :children, class_name: "Namespace", foreign_key: :parent_id
  has_one :chat_team, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent

  validates :owner, presence: true, unless: ->(n) { n.type == "Group" }
  validates :name,
    presence: true,
    uniqueness: { scope: :parent_id },
    length: { maximum: 255 },
    namespace_name: true

  validates :description, length: { maximum: 255 }
  validates :path,
    presence: true,
    length: { maximum: 255 },
    dynamic_path: true

  validate :nesting_level_allowed

  delegate :name, to: :owner, allow_nil: true, prefix: true

  after_commit :refresh_access_of_projects_invited_groups, on: :update, if: -> { previous_changes.key?('share_with_group_lock') }

  # Legacy Storage specific hooks

  after_update :move_dir, if: :path_changed?
  before_destroy(prepend: true) { prepare_for_destroy }
  after_destroy :rm_dir

  scope :for_user, -> { where('type IS NULL') }

  scope :with_statistics, -> do
    joins('LEFT JOIN project_statistics ps ON ps.namespace_id = namespaces.id')
      .group('namespaces.id')
      .select(
        'namespaces.*',
        'COALESCE(SUM(ps.storage_size), 0) AS storage_size',
        'COALESCE(SUM(ps.repository_size), 0) AS repository_size',
        'COALESCE(SUM(ps.lfs_objects_size), 0) AS lfs_objects_size',
        'COALESCE(SUM(ps.build_artifacts_size), 0) AS build_artifacts_size'
      )
  end

  class << self
    def by_path(path)
      find_by('lower(path) = :value', value: path.downcase)
    end

    # Case insensetive search for namespace by path or name
    def find_by_path_or_name(path)
      find_by("lower(path) = :path OR lower(name) = :path", path: path.downcase)
    end

    # Searches for namespaces matching the given query.
    #
    # This method uses ILIKE on PostgreSQL and LIKE on MySQL.
    #
    # query - The search query as a String
    #
    # Returns an ActiveRecord::Relation
    def search(query)
      t = arel_table
      pattern = "%#{query}%"

      where(t[:name].matches(pattern).or(t[:path].matches(pattern)))
    end

    def clean_path(path)
      path = path.dup
      # Get the email username by removing everything after an `@` sign.
      path.gsub!(/@.*\z/,                "")
      # Remove everything that's not in the list of allowed characters.
      path.gsub!(/[^a-zA-Z0-9_\-\.]/,    "")
      # Remove trailing violations ('.atom', '.git', or '.')
      path.gsub!(/(\.atom|\.git|\.)*\z/, "")
      # Remove leading violations ('-')
      path.gsub!(/\A\-+/,                "")

      # Users with the great usernames of "." or ".." would end up with a blank username.
      # Work around that by setting their username to "blank", followed by a counter.
      path = "blank" if path.blank?

      uniquify = Uniquify.new
      uniquify.string(path) { |s| Namespace.find_by_path_or_name(s) }
    end
  end

  def visibility_level_field
    :visibility_level
  end

  def to_param
    full_path
  end

  def human_name
    owner_name
  end

  def any_project_has_container_registry_tags?
    all_projects.any?(&:has_container_registry_tags?)
  end

  def send_update_instructions
    projects.each do |project|
      project.send_move_instructions("#{full_path_was}/#{project.path}")
    end
  end

  def kind
    type == 'Group' ? 'group' : 'user'
  end

  def find_fork_of(project)
    projects.joins(:forked_project_link).find_by('forked_project_links.forked_from_project_id = ?', project.id)
  end

  def lfs_enabled?
    # User namespace will always default to the global setting
    Gitlab.config.lfs.enabled
  end

  def shared_runners_enabled?
    projects.with_shared_runners.any?
  end

  # Returns all the ancestors of the current namespaces.
  def ancestors
    return self.class.none unless parent_id

    Gitlab::GroupHierarchy
      .new(self.class.where(id: parent_id))
      .base_and_ancestors
  end

  # Returns all the descendants of the current namespace.
  def descendants
    Gitlab::GroupHierarchy
      .new(self.class.where(parent_id: id))
      .base_and_descendants
  end

  def user_ids_for_project_authorizations
    [owner_id]
  end

  def parent_changed?
    parent_id_changed?
  end

  # Includes projects from this namespace and projects from all subgroups
  # that belongs to this namespace
  def all_projects
    Project.inside_path(full_path)
  end

  def has_parent?
    parent.present?
  end

  def soft_delete_without_removing_associations
    # We can't use paranoia's `#destroy` since this will hard-delete projects.
    # Project uses `pending_delete` instead of the acts_as_paranoia gem.
    self.deleted_at = Time.now
  end

  private

  def refresh_access_of_projects_invited_groups
    Group
      .joins(project_group_links: :project)
      .where(projects: { namespace_id: id })
      .find_each(&:refresh_members_authorized_projects)
  end

  def nesting_level_allowed
    if ancestors.count > Group::NUMBER_OF_ANCESTORS_ALLOWED
      errors.add(:parent_id, "has too deep level of nesting")
    end
  end
end