Class: Banzai::Filter::InlineMetricsFilter

Inherits:

InlineEmbedsFilter

• Object
• HTML::Pipeline::Filter
• InlineEmbedsFilter
• Banzai::Filter::InlineMetricsFilter

Defined in:

lib/banzai/filter/inline_metrics_filter.rb

Overview

HTML filter that inserts a placeholder element for each reference to a metrics dashboard.

Instance Method Summary

• #link_pattern ⇒ Object

  Regular expression matching metrics urls.

• #xpath_search ⇒ Object

  Search params for selecting metrics links.

Methods inherited from InlineEmbedsFilter

#call, #create_element, #element_to_embed, #embed_params, #gitlab_domain, #query_params

Instance Method Details

#link_pattern ⇒ Object

Regular expression matching metrics urls

# File 'lib/banzai/filter/inline_metrics_filter.rb', line 17

def link_pattern
  Gitlab::Metrics::Dashboard::Url.metrics_regex
end

#xpath_search ⇒ Object

Search params for selecting metrics links. A few simple checks is enough to boost performance without the cost of doing a full regex match.

# File 'lib/banzai/filter/inline_metrics_filter.rb', line 11

def xpath_search
  "descendant-or-self::a[contains(@href,'metrics') and \
    starts-with(@href, '#{gitlab_domain}')]"
end