Module: RailsPulse::ApplicationHelper

Includes:
Pagy::Frontend, BreadcrumbsHelper, ChartHelper, FormHelper, FormattingHelper, StatusHelper, TableHelper, TagsHelper
Defined in:
app/helpers/rails_pulse/application_helper.rb

Defined Under Namespace

Classes: RailsPulseHelper

Instance Method Summary collapse

Methods included from TagsHelper

#display_tag_badges

Methods included from FormHelper

#time_range_selector

Methods included from TableHelper

#cell_highlight_class, #render_cell_content

Methods included from StatusHelper

#categorize_operation, #duration_options, #event_color, #operation_category_label, #operation_status_indicator, #operations_performance_breakdown, #performance_badge_class, #query_status_indicator, #request_status_indicator, #rescue_template_missing, #route_status_indicator, #truncate_sql

Methods included from FormattingHelper

#human_readable_occurred_at, #human_readable_summary_period, #time_ago_in_words

Methods included from ChartHelper

#area_chart_options, #bar_chart_options, #base_chart_options, #line_chart_options, #render_stimulus_chart, #sparkline_chart_options

Methods included from BreadcrumbsHelper

#breadcrumbs

Instance Method Details

#pagy_items(pagy) ⇒ Object

Get items per page from Pagy instance (compatible with Pagy 8.x and 43+)



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# File 'app/helpers/rails_pulse/application_helper.rb', line 42

def pagy_items(pagy)
  # Pagy 43+ uses options[:items] or has a limit method
  if pagy.respond_to?(:options) && pagy.options.is_a?(Hash)
    pagy.options[:items]
  # Pagy 8.x uses vars[:items]
  elsif pagy.respond_to?(:vars)
    pagy.vars[:items]
  # Fallback
  else
    pagy.limit || 10
  end
end

#pagy_next(pagy) ⇒ Object

Get next page number (compatible with Pagy 8.x and 43+)



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# File 'app/helpers/rails_pulse/application_helper.rb', line 80

def pagy_next(pagy)
  pagy.respond_to?(:next) ? pagy.next : nil
end

#pagy_page_url(pagy, page_number) ⇒ Object

Get page URL from Pagy instance (compatible with Pagy 8.x and 43+)



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# File 'app/helpers/rails_pulse/application_helper.rb', line 56

def pagy_page_url(pagy, page_number)
  # Pagy 43+ has page_url method
  if pagy.respond_to?(:page_url)
    pagy.page_url(page_number)
  # Pagy 8.x requires using pagy_url_for helper
  else
    pagy_url_for(pagy, page_number)
  end
end

#pagy_previous(pagy) ⇒ Object

Get previous page number (compatible with Pagy 8.x and 43+)



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# File 'app/helpers/rails_pulse/application_helper.rb', line 67

def pagy_previous(pagy)
  # Pagy 43+ uses 'previous'
  if pagy.respond_to?(:previous)
    pagy.previous
  # Pagy 8.x uses 'prev'
  elsif pagy.respond_to?(:prev)
    pagy.prev
  else
    nil
  end
end

#rails_pulse ⇒ Object

Make Rails Pulse routes available as rails_pulse in views



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# File 'app/helpers/rails_pulse/application_helper.rb', line 85

def rails_pulse
  @rails_pulse_helper ||= RailsPulseHelper.new(self)
end

#rails_pulse_csp_nonce ⇒ Object

CSP nonce helper for Rails Pulse



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# File 'app/helpers/rails_pulse/application_helper.rb', line 115

def rails_pulse_csp_nonce
  # Try various methods to get the CSP nonce from the host application
  nonce = nil

  # Method 1: Check for Rails 6+ CSP nonce helper
  if respond_to?(:content_security_policy_nonce)
    nonce = content_security_policy_nonce
  end

  # Method 2: Check for custom csp_nonce helper (common in many apps)
  if nonce.blank? && respond_to?(:csp_nonce)
    nonce = csp_nonce
  end

  # Method 3: Try to extract from request environment (where CSP gems often store it)
  if nonce.blank? && defined?(request) && request
    nonce = request.env["action_dispatch.content_security_policy_nonce"] ||
            request.env["secure_headers.content_security_policy_nonce"] ||
            request.env["csp_nonce"]
  end

  # Method 4: Check content_for CSP nonce (some apps set it this way)
  if nonce.blank? && respond_to?(:content_for) && content_for?(:csp_nonce)
    nonce = content_for(:csp_nonce)
  end

  # Method 5: Extract from meta tag if present (less efficient but works)
  if nonce.blank? && defined?(content_security_policy_nonce_tag)
    begin
      tag_content = content_security_policy_nonce_tag
      if tag_content && tag_content.include?("nonce-")
        nonce = tag_content.match(/nonce-([^"']+)/)[1] if tag_content.match(/nonce-([^"']+)/)
      end
    rescue
      # Ignore parsing errors
    end
  end

  # Return the nonce or nil (Rails will handle CSP properly with nil)
  nonce.presence
end

#rails_pulse_icon(name, options = {}) ⇒ Object Also known as: lucide_icon

Replacement for lucide_icon helper that works with pre-compiled assets Outputs a custom element that will be hydrated by Stimulus



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# File 'app/helpers/rails_pulse/application_helper.rb', line 17

def rails_pulse_icon(name, options = {})
  width = options[:width] || options["width"] || 24
  height = options[:height] || options["height"] || 24
  css_class = options[:class] || options["class"] || ""

  # Additional HTML attributes
  attrs = options.except(:width, :height, :class, "width", "height", "class")

  content_tag("rails-pulse-icon",
    "",
    data: {
      controller: "rails-pulse--icon",
      'rails-pulse--icon-name-value': name,
      'rails-pulse--icon-width-value': width,
      'rails-pulse--icon-height-value': height
    },
    class: css_class,
    **attrs
  )
end