summaryrefslogtreecommitdiff
path: root/app/models/milestone.rb
blob: d2e2749f70dfce1696b5f9b01e7f752cf1632c49 (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
class Milestone < ActiveRecord::Base
  # Represents a "No Milestone" state used for filtering Issues and Merge
  # Requests that have no milestone assigned.
  MilestoneStruct = Struct.new(:title, :name, :id)
  None = MilestoneStruct.new('No Milestone', 'No Milestone', 0)
  Any = MilestoneStruct.new('Any Milestone', '', -1)
  Upcoming = MilestoneStruct.new('Upcoming', '#upcoming', -2)
  Started = MilestoneStruct.new('Started', '#started', -3)

  include CacheMarkdownField
  include InternalId
  include Sortable
  include Referable
  include StripAttribute
  include Milestoneish

  cache_markdown_field :title, pipeline: :single_line
  cache_markdown_field :description

  belongs_to :project
  has_many :issues
  has_many :labels, -> { distinct.reorder('labels.title') },  through: :issues
  has_many :merge_requests
  has_many :events, as: :target, dependent: :destroy

  scope :active, -> { with_state(:active) }
  scope :closed, -> { with_state(:closed) }
  scope :of_projects, ->(ids) { where(project_id: ids) }

  validates :title, presence: true, uniqueness: { scope: :project_id }
  validates :project, presence: true
  validate :start_date_should_be_less_than_due_date, if: proc { |m| m.start_date.present? && m.due_date.present? }

  strip_attributes :title

  state_machine :state, initial: :active do
    event :close do
      transition active: :closed
    end

    event :activate do
      transition closed: :active
    end

    state :closed

    state :active
  end

  alias_attribute :name, :title

  class << self
    # Searches for milestones 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[:title].matches(pattern).or(t[:description].matches(pattern)))
    end
  end

  def self.reference_prefix
    '%'
  end

  def self.reference_pattern
    # NOTE: The iid pattern only matches when all characters on the expression
    # are digits, so it will match %2 but not %2.1 because that's probably a
    # milestone name and we want it to be matched as such.
    @reference_pattern ||= %r{
      (#{Project.reference_pattern})?
      #{Regexp.escape(reference_prefix)}
      (?:
        (?<milestone_iid>
          \d+(?!\S\w)\b # Integer-based milestone iid, or
        ) |
        (?<milestone_name>
          [^"\s]+\b |  # String-based single-word milestone title, or
          "[^"]+"      # String-based multi-word milestone surrounded in quotes
        )
      )
    }x
  end

  def self.link_reference_pattern
    @link_reference_pattern ||= super("milestones", /(?<milestone>\d+)/)
  end

  def self.upcoming_ids_by_projects(projects)
    rel = unscoped.of_projects(projects).active.where('due_date > ?', Time.now)

    if Gitlab::Database.postgresql?
      rel.order(:project_id, :due_date).select('DISTINCT ON (project_id) id')
    else
      rel
        .group(:project_id)
        .having('due_date = MIN(due_date)')
        .pluck(:id, :project_id, :due_date)
        .map(&:first)
    end
  end

  def participants
    User.joins(assigned_issues: :milestone).where("milestones.id = ?", id).uniq
  end

  def self.sort(method)
    case method.to_s
    when 'due_date_asc'
      reorder(Gitlab::Database.nulls_last_order('due_date', 'ASC'))
    when 'due_date_desc'
      reorder(Gitlab::Database.nulls_last_order('due_date', 'DESC'))
    when 'start_date_asc'
      reorder(Gitlab::Database.nulls_last_order('start_date', 'ASC'))
    when 'start_date_desc'
      reorder(Gitlab::Database.nulls_last_order('start_date', 'DESC'))
    else
      order_by(method)
    end
  end

  ##
  # Returns the String necessary to reference this Milestone in Markdown
  #
  # format - Symbol format to use (default: :iid, optional: :name)
  #
  # Examples:
  #
  #   Milestone.first.to_reference                           # => "%1"
  #   Milestone.first.to_reference(format: :name)            # => "%\"goal\""
  #   Milestone.first.to_reference(cross_namespace_project)  # => "gitlab-org/gitlab-ce%1"
  #   Milestone.first.to_reference(same_namespace_project)   # => "gitlab-ce%1"
  #
  def to_reference(from_project = nil, format: :iid, full: false)
    format_reference = milestone_format_reference(format)
    reference = "#{self.class.reference_prefix}#{format_reference}"

    "#{project.to_reference(from_project, full: full)}#{reference}"
  end

  def reference_link_text(from_project = nil)
    self.title
  end

  def milestoneish_ids
    id
  end

  def can_be_closed?
    active? && issues.opened.count.zero?
  end

  def author_id
    nil
  end

  def title=(value)
    write_attribute(:title, sanitize_title(value)) if value.present?
  end

  private

  def milestone_format_reference(format = :iid)
    raise ArgumentError, 'Unknown format' unless [:iid, :name].include?(format)

    if format == :name && !name.include?('"')
      %("#{name}")
    else
      iid
    end
  end

  def sanitize_title(value)
    CGI.unescape_html(Sanitize.clean(value.to_s))
  end

  def start_date_should_be_less_than_due_date
    if due_date <= start_date
      errors.add(:start_date, "Can't be greater than due date")
    end
  end

  def issues_finder_params
    { project_id: project_id }
  end
end