about summary refs log tree commit diff
path: root/app/helpers/application_helper.rb
blob: 2936545a077b5a59a64a47cf28a230821a99f956 (plain) (blame)
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
# frozen_string_literal: true

module ApplicationHelper
  DANGEROUS_SCOPES = %w(
    read
    write
    follow
  ).freeze

  def active_nav_class(*paths)
    paths.any? { |path| current_page?(path) } ? 'active' : ''
  end

  def active_link_to(label, path, **options)
    link_to label, path, options.merge(class: active_nav_class(path))
  end

  def show_landing_strip?
    !user_signed_in? && !single_user_mode?
  end

  def open_registrations?
    Setting.registrations_mode == 'open'
  end

  def approved_registrations?
    Setting.registrations_mode == 'approved'
  end

  def closed_registrations?
    Setting.registrations_mode == 'none'
  end

  def available_sign_up_path
    if closed_registrations?
      'https://joinmastodon.org/#getting-started'
    else
      new_user_registration_path
    end
  end

  def open_deletion?
    Setting.open_deletion
  end

  def locale_direction
    if [:ar, :fa, :he].include?(I18n.locale)
      'rtl'
    else
      'ltr'
    end
  end

  def favicon_path
    env_suffix = Rails.env.production? ? '' : '-dev'
    "/favicon#{env_suffix}.ico"
  end

  def title
    Rails.env.production? ? site_title : "#{site_title} (Dev)"
  end

  def class_for_scope(scope)
    'scope-danger' if DANGEROUS_SCOPES.include?(scope.to_s)
  end

  def can?(action, record)
    return false if record.nil?
    policy(record).public_send("#{action}?")
  end

  def fa_icon(icon, attributes = {})
    class_names = attributes[:class]&.split(' ') || []
    class_names << 'fa'
    class_names += icon.split(' ').map { |cl| "fa-#{cl}" }

    content_tag(:i, nil, attributes.merge(class: class_names.join(' ')))
  end

  def visibility_icon(status)
    if status.public_visibility?
      fa_icon('globe', title: I18n.t('statuses.visibilities.public'))
    elsif status.unlisted_visibility?
      fa_icon('unlock', title: I18n.t('statuses.visibilities.unlisted'))
    elsif status.private_visibility? || status.limited_visibility?
      fa_icon('lock', title: I18n.t('statuses.visibilities.private'))
    elsif status.direct_visibility?
      fa_icon('envelope', title: I18n.t('statuses.visibilities.direct'))
    end
  end

  def interrelationships_icon(relationships, account_id)
    if relationships.following[account_id] && relationships.followed_by[account_id]
      fa_icon('exchange', title: I18n.t('relationships.mutual'), class: 'fa-fw active passive')
    elsif relationships.following[account_id]
      fa_icon(locale_direction == 'ltr' ? 'arrow-right' : 'arrow-left', title: I18n.t('relationships.following'), class: 'fa-fw active')
    elsif relationships.followed_by[account_id]
      fa_icon(locale_direction == 'ltr' ? 'arrow-left' : 'arrow-right', title: I18n.t('relationships.followers'), class: 'fa-fw passive')
    end
  end

  def custom_emoji_tag(custom_emoji, animate = true)
    if animate
      image_tag(custom_emoji.image.url, class: 'emojione', alt: ":#{custom_emoji.shortcode}:")
    else
      image_tag(custom_emoji.image.url(:static), class: 'emojione custom-emoji', alt: ":#{custom_emoji.shortcode}", 'data-original' => full_asset_url(custom_emoji.image.url), 'data-static' => full_asset_url(custom_emoji.image.url(:static)))
    end
  end

  def opengraph(property, content)
    tag(:meta, content: content, property: property)
  end

  def react_component(name, props = {}, &block)
    if block.nil?
      content_tag(:div, nil, data: { component: name.to_s.camelcase, props: Oj.dump(props) })
    else
      content_tag(:div, data: { component: name.to_s.camelcase, props: Oj.dump(props) }, &block)
    end
  end

  def body_classes
    output = (@body_classes || '').split(' ')
    output << "flavour-#{current_flavour.parameterize}"
    output << "skin-#{current_skin.parameterize}"
    output << 'system-font' if current_account&.user&.setting_system_font_ui
    output << (current_account&.user&.setting_reduce_motion ? 'reduce-motion' : 'no-reduce-motion')
    output << 'rtl' if locale_direction == 'rtl'
    output.reject(&:blank?).join(' ')
  end

  def cdn_host
    Rails.configuration.action_controller.asset_host
  end

  def cdn_host?
    cdn_host.present?
  end

  def storage_host
    "https://#{ENV['S3_ALIAS_HOST'].presence || ENV['S3_CLOUDFRONT_HOST']}"
  end

  def storage_host?
    ENV['S3_ALIAS_HOST'].present? || ENV['S3_CLOUDFRONT_HOST'].present?
  end

  def quote_wrap(text, line_width: 80, break_sequence: "\n")
    text = word_wrap(text, line_width: line_width - 2, break_sequence: break_sequence)
    text.split("\n").map { |line| '> ' + line }.join("\n")
  end

  def render_initial_state
    state_params = {
      settings: {
        known_fediverse: Setting.show_known_fediverse_at_about_page,
      },

      text: [params[:title], params[:text], params[:url]].compact.join(' '),
    }

    permit_visibilities = %w(public unlisted private direct)
    default_privacy     = current_account&.user&.setting_default_privacy
    permit_visibilities.shift(permit_visibilities.index(default_privacy) + 1) if default_privacy.present?
    state_params[:visibility] = params[:visibility] if permit_visibilities.include? params[:visibility]

    if user_signed_in?
      state_params[:settings]          = state_params[:settings].merge(Web::Setting.find_by(user: current_user)&.data || {})
      state_params[:push_subscription] = current_account.user.web_push_subscription(current_session)
      state_params[:current_account]   = current_account
      state_params[:token]             = current_session.token
      state_params[:admin]             = Account.find_local(Setting.site_contact_username.strip.gsub(/\A@/, ''))
    end

    json = ActiveModelSerializers::SerializableResource.new(InitialStatePresenter.new(state_params), serializer: InitialStateSerializer).to_json
    # rubocop:disable Rails/OutputSafety
    content_tag(:script, json_escape(json).html_safe, id: 'initial-state', type: 'application/json')
    # rubocop:enable Rails/OutputSafety
  end
end