summaryrefslogtreecommitdiff
path: root/app/helpers/auth_helper.rb
blob: a9c4cfe7dccdde37285dfa1a8532173de33a365b (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
# frozen_string_literal: true

module AuthHelper
  PROVIDERS_WITH_ICONS = %w(twitter github gitlab bitbucket google_oauth2 facebook azure_oauth2 authentiq salesforce).freeze
  LDAP_PROVIDER = /\Aldap/.freeze

  def ldap_enabled?
    Gitlab::Auth::LDAP::Config.enabled?
  end

  def ldap_sign_in_enabled?
    Gitlab::Auth::LDAP::Config.sign_in_enabled?
  end

  def omniauth_enabled?
    Gitlab::Auth.omniauth_enabled?
  end

  def provider_has_icon?(name)
    PROVIDERS_WITH_ICONS.include?(name.to_s)
  end

  def qa_class_for_provider(provider)
    {
      saml: 'qa-saml-login-button',
      github: 'qa-github-login-button'
    }[provider.to_sym]
  end

  def auth_providers
    Gitlab::Auth::OAuth::Provider.providers
  end

  def label_for_provider(name)
    Gitlab::Auth::OAuth::Provider.label_for(name)
  end

  def form_based_provider_priority
    ['crowd', /^ldap/, 'kerberos']
  end

  def form_based_provider_with_highest_priority
    @form_based_provider_with_highest_priority ||= begin
      form_based_provider_priority.each do |provider_regexp|
        highest_priority = form_based_providers.find { |provider| provider.match?(provider_regexp) }
        break highest_priority unless highest_priority.nil?
      end
    end
  end

  def form_based_auth_provider_has_active_class?(provider)
    form_based_provider_with_highest_priority == provider
  end

  def form_based_provider?(name)
    [LDAP_PROVIDER, 'crowd'].any? { |pattern| pattern === name.to_s }
  end

  def form_based_providers
    auth_providers.select { |provider| form_based_provider?(provider) }
  end

  def any_form_based_providers_enabled?
    form_based_providers.any? { |provider| form_enabled_for_sign_in?(provider) }
  end

  def form_enabled_for_sign_in?(provider)
    return true unless provider.to_s.match?(LDAP_PROVIDER)

    ldap_sign_in_enabled?
  end

  def crowd_enabled?
    auth_providers.include? :crowd
  end

  def button_based_providers
    auth_providers.reject { |provider| form_based_provider?(provider) }
  end

  def display_providers_on_profile?
    button_based_providers.any?
  end

  def providers_for_base_controller
    auth_providers.reject { |provider| LDAP_PROVIDER === provider }
  end

  def enabled_button_based_providers
    disabled_providers = Gitlab::CurrentSettings.disabled_oauth_sign_in_sources || []

    button_based_providers.map(&:to_s) - disabled_providers
  end

  def button_based_providers_enabled?
    enabled_button_based_providers.any?
  end

  def provider_image_tag(provider, size = 64)
    label = label_for_provider(provider)

    if provider_has_icon?(provider)
      file_name = "#{provider.to_s.split('_').first}_#{size}.png"

      image_tag("auth_buttons/#{file_name}", alt: label, title: "Sign in with #{label}")
    else
      label
    end
  end

  # rubocop: disable CodeReuse/ActiveRecord
  def auth_active?(provider)
    current_user.identities.exists?(provider: provider.to_s)
  end
  # rubocop: enable CodeReuse/ActiveRecord

  def unlink_provider_allowed?(provider)
    IdentityProviderPolicy.new(current_user, provider).can?(:unlink)
  end

  def link_provider_allowed?(provider)
    IdentityProviderPolicy.new(current_user, provider).can?(:link)
  end

  extend self
end

AuthHelper.prepend_if_ee('EE::AuthHelper') # rubocop: disable Cop/InjectEnterpriseEditionModule

# The methods added in EE should be available as both class and instance
# methods, just like the methods provided by `AuthHelper` itself.
AuthHelper.extend_if_ee('EE::AuthHelper')