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application_helper.rb
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application_helper.rb
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# frozen_string_literal: true
module RailsAdmin
module ApplicationHelper
def authorized?(action_name, abstract_model = nil, object = nil)
object = nil if object.try :new_record?
action(action_name, abstract_model, object).try(:authorized?)
end
def current_action?(action, abstract_model = @abstract_model, object = @object)
@action.custom_key == action.custom_key &&
abstract_model.try(:to_param) == @abstract_model.try(:to_param) &&
(@object.try(:persisted?) ? @object.id == object.try(:id) : !object.try(:persisted?))
end
def action(key, abstract_model = nil, object = nil)
RailsAdmin::Config::Actions.find(key, controller: controller, abstract_model: abstract_model, object: object)
end
def actions(scope = :all, abstract_model = nil, object = nil)
RailsAdmin::Config::Actions.all(scope, controller: controller, abstract_model: abstract_model, object: object)
end
def edit_user_link
return nil unless _current_user.try(:email).present?
return nil unless (abstract_model = RailsAdmin.config(_current_user.class).abstract_model)
edit_action = action(:edit, abstract_model, _current_user)
authorized = edit_action.try(:authorized?)
content = edit_user_link_label
if authorized
edit_url = rails_admin.url_for(
action: edit_action.action_name,
model_name: abstract_model.to_param,
controller: 'rails_admin/main',
id: _current_user.id,
)
link_to content, edit_url, class: 'nav-link'
else
content_tag :span, content, class: 'nav-link'
end
end
def logout_path
if defined?(Devise)
scope = Devise::Mapping.find_scope!(_current_user)
begin
main_app.send("destroy_#{scope}_session_path")
rescue StandardError
false
end
elsif main_app.respond_to?(:logout_path)
main_app.logout_path
end
end
def logout_method
return [Devise.sign_out_via].flatten.first if defined?(Devise)
:delete
end
def wording_for(label, action = @action, abstract_model = @abstract_model, object = @object)
model_config = abstract_model.try(:config)
object = nil unless abstract_model && object.is_a?(abstract_model.model)
action = RailsAdmin::Config::Actions.find(action.to_sym) if action.is_a?(Symbol) || action.is_a?(String)
I18n.t(
"admin.actions.#{action.i18n_key}.#{label}",
model_label: model_config&.label,
model_label_plural: model_config&.label_plural,
object_label: model_config && object.try(model_config.object_label_method),
)
end
def main_navigation
nodes_stack = RailsAdmin::Config.visible_models(controller: controller)
node_model_names = nodes_stack.collect { |c| c.abstract_model.model_name }
parent_groups = nodes_stack.group_by { |n| n.parent&.to_s }
nodes_stack.group_by(&:navigation_label).collect do |navigation_label, nodes|
nodes = nodes.select { |n| n.parent.nil? || !n.parent.to_s.in?(node_model_names) }
li_stack = navigation parent_groups, nodes
label = navigation_label || t('admin.misc.navigation')
collapsible_stack(label, 'main', li_stack)
end.join.html_safe
end
def root_navigation
actions(:root).select(&:show_in_sidebar).group_by(&:sidebar_label).collect do |label, nodes|
li_stack = nodes.map do |node|
url = rails_admin.url_for(action: node.action_name, controller: 'rails_admin/main')
nav_icon = node.link_icon ? %(<i class="#{node.link_icon}"></i>).html_safe : ''
content_tag :li do
link_to nav_icon + " " + wording_for(:menu, node), url, class: "nav-link"
end
end.join.html_safe
label ||= t('admin.misc.root_navigation')
collapsible_stack(label, 'action', li_stack)
end.join.html_safe
end
def static_navigation
li_stack = RailsAdmin::Config.navigation_static_links.collect do |title, url|
content_tag(:li, link_to(title.to_s, url, target: '_blank', rel: 'noopener noreferrer', class: 'nav-link'))
end.join.html_safe
label = RailsAdmin::Config.navigation_static_label || t('admin.misc.navigation_static_label')
collapsible_stack(label, 'static', li_stack) || ''
end
def navigation(parent_groups, nodes, level = 0)
nodes.collect do |node|
abstract_model = node.abstract_model
model_param = abstract_model.to_param
url = rails_admin.url_for(action: :index, controller: 'rails_admin/main', model_name: model_param)
nav_icon = node.navigation_icon ? %(<i class="#{node.navigation_icon}"></i>).html_safe : ''
css_classes = ['nav-link']
css_classes.push("nav-level-#{level}") if level > 0
css_classes.push('active') if @action && current_action?(@action, model_param)
li = content_tag :li, data: {model: model_param} do
link_to nav_icon + " " + node.label_plural, url, class: css_classes.join(' ')
end
child_nodes = parent_groups[abstract_model.model_name]
child_nodes ? li + navigation(parent_groups, child_nodes, level + 1) : li
end.join.html_safe
end
def breadcrumb(action = @action, _acc = [])
begin
(parent_actions ||= []) << action
end while action.breadcrumb_parent && (action = action(*action.breadcrumb_parent)) # rubocop:disable Lint/Loop
content_tag(:ol, class: 'breadcrumb') do
parent_actions.collect do |a|
am = a.send(:eval, 'bindings[:abstract_model]')
o = a.send(:eval, 'bindings[:object]')
content_tag(:li, class: ['breadcrumb-item', current_action?(a, am, o) && 'active']) do
if current_action?(a, am, o)
wording_for(:breadcrumb, a, am, o)
elsif a.http_methods.include?(:get)
link_to rails_admin.url_for(action: a.action_name, controller: 'rails_admin/main', model_name: am.try(:to_param), id: (o.try(:persisted?) && o.try(:id) || nil)) do
wording_for(:breadcrumb, a, am, o)
end
else
content_tag(:span, wording_for(:breadcrumb, a, am, o))
end
end
end.reverse.join.html_safe
end
end
# parent => :root, :collection, :member
# perf matters here (no action view trickery)
def menu_for(parent, abstract_model = nil, object = nil, only_icon = false)
actions = actions(parent, abstract_model, object).select { |a| a.http_methods.include?(:get) && a.show_in_menu }
actions.collect do |action|
wording = wording_for(:menu, action)
li_class = ['nav-item', 'icon', "#{action.key}_#{parent}_link"].
concat(action.enabled? ? [] : ['disabled'])
content_tag(:li, {class: li_class}.merge(only_icon ? {title: wording, rel: 'tooltip'} : {})) do
label = content_tag(:i, '', {class: action.link_icon}) + ' ' + content_tag(:span, wording, (only_icon ? {style: 'display:none'} : {}))
if action.enabled? || !only_icon
href =
if action.enabled?
rails_admin.url_for(action: action.action_name, controller: 'rails_admin/main', model_name: abstract_model.try(:to_param), id: (object.try(:persisted?) && object.try(:id) || nil))
else
'javascript:void(0)'
end
content_tag(:a, label, {href: href, target: action.link_target, class: ['nav-link', current_action?(action) && 'active', !action.enabled? && 'disabled'].compact}.merge(action.turbo? ? {} : {data: {turbo: 'false'}}))
else
content_tag(:span, label)
end
end
end.join(' ').html_safe
end
def bulk_menu(abstract_model = @abstract_model)
actions = actions(:bulkable, abstract_model)
return '' if actions.empty?
content_tag :li, class: 'nav-item dropdown dropdown-menu-end' do
content_tag(:a, class: 'nav-link dropdown-toggle', data: {'bs-toggle': 'dropdown'}, href: '#') { t('admin.misc.bulk_menu_title').html_safe + ' ' + '<b class="caret"></b>'.html_safe } +
content_tag(:ul, class: 'dropdown-menu', style: 'left:auto; right:0;') do
actions.collect do |action|
content_tag :li do
link_to wording_for(:bulk_link, action, abstract_model), '#', class: 'dropdown-item bulk-link', data: {action: action.action_name}
end
end.join.html_safe
end
end.html_safe
end
def flash_alert_class(flash_key)
case flash_key.to_s
when 'error' then 'alert-danger'
when 'alert' then 'alert-warning'
when 'notice' then 'alert-info'
else "alert-#{flash_key}"
end
end
def handle_asset_dependency_error
yield
rescue LoadError => e
if /sassc/.match?(e.message)
e = e.exception <<~MSG
#{e.message}
RailsAdmin requires the gem sassc-rails, make sure to put `gem 'sassc-rails'` to Gemfile.
MSG
end
raise e
end
# Workaround for https://github.com/rails/rails/issues/31325
def image_tag(source, options = {})
if %w[ActiveStorage::Variant ActiveStorage::VariantWithRecord ActiveStorage::Preview].include? source.class.to_s
super main_app.route_for(ActiveStorage.resolve_model_to_route, source), options
else
super
end
end
private
def edit_user_link_label
[
RailsAdmin::Config.show_gravatar &&
image_tag(gravatar_url(_current_user.email), alt: ''),
content_tag(:span, _current_user.email),
].filter(&:present?).join.html_safe
end
def gravatar_url(email)
"https://secure.gravatar.com/avatar/#{Digest::MD5.hexdigest email}?s=30"
end
def collapsible_stack(label, class_prefix, li_stack)
return nil unless li_stack.present?
collapse_classname = "#{class_prefix}-#{Digest::MD5.hexdigest(label)[0..7]}"
content_tag(:li, class: 'mb-1') do
content_tag(:button, 'aria-expanded': true, class: 'btn btn-toggle align-items-center rounded', data: {bs_toggle: "collapse", bs_target: ".sidebar .#{collapse_classname}"}) do
content_tag(:i, '', class: 'fas fa-chevron-down') + html_escape(' ' + label)
end +
content_tag(:div, class: "collapse show #{collapse_classname}") do
content_tag(:ul, class: 'btn-toggle-nav list-unstyled fw-normal pb-1') do
li_stack
end
end
end
end
end
end