Class: RuboCop::Cop::FormulaAudit::Homepage

Inherits:
RuboCop::Cop::FormulaCop show all
Defined in:
Library/Homebrew/rubocops/homepage_cop.rb

Overview

This cop audits `homepage` url in Formulae

Instance Attribute Summary

Attributes inherited from RuboCop::Cop::FormulaCop

#file_path

Instance Method Summary collapse

Methods inherited from RuboCop::Cop::FormulaCop

#audit_comments, #audit_urls, #block_size, #caveats_strings, #check_precedence, #class_name, #component_precedes?, #depends_on?, #depends_on_name_type?, #end_column, #expression_negated?, #find_all_blocks, #find_block, #find_blocks, #find_const, #find_every_method_call_by_name, #find_instance_call, #find_instance_method_call, #find_method_calls_by_name, #find_method_def, #find_method_with_args, #find_node_method_by_name, #find_strings, #format_component, #formula_tap, #get_checksum_node, #line_number, #line_start_column, #method_called?, #method_called_ever?, #method_called_in_block?, #method_name, #node_equals?, #offending_node, #on_class, #parameters, #parameters_passed?, #problem, #regex_match_group, #size, #source_buffer, #start_column, #string_content, #versioned_formula?

Instance Method Details

#audit_formula(_node, _class_node, _parent_class_node, body_node) ⇒ Object 



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# File 'Library/Homebrew/rubocops/homepage_cop.rb', line 8

def audit_formula(_node, _class_node, _parent_class_node, body_node)
  homepage_node = find_node_method_by_name(body_node, :homepage)
  homepage = if homepage_node
    string_content(parameters(homepage_node).first)
  else
    ""
  end

  problem "Formula should have a homepage." if homepage_node.nil? || homepage.empty?

  unless homepage =~ %r{^https?://}
    problem "The homepage should start with http or https (URL is #{homepage})."
  end

  case homepage
  # Check for http:// GitHub homepage urls, https:// is preferred.
  # Note: only check homepages that are repo pages, not *.github.com hosts
  when %r{^http://github.com/}
    problem "Please use https:// for #{homepage}"

  # Savannah has full SSL/TLS support but no auto-redirect.
  # Doesn't apply to the download URLs, only the homepage.
  when %r{^http://savannah.nongnu.org/}
    problem "Please use https:// for #{homepage}"

  # Freedesktop is complicated to handle - It has SSL/TLS, but only on certain subdomains.
  # To enable https Freedesktop change the URL from http://project.freedesktop.org/wiki to
  # https://wiki.freedesktop.org/project_name.
  # "Software" is redirected to https://wiki.freedesktop.org/www/Software/project_name
  when %r{^http://((?:www|nice|libopenraw|liboil|telepathy|xorg)\.)?freedesktop\.org/(?:wiki/)?}
    if homepage =~ /Software/
      problem "#{homepage} should be styled `https://wiki.freedesktop.org/www/Software/project_name`"
    else
      problem "#{homepage} should be styled `https://wiki.freedesktop.org/project_name`"
    end

  # Google Code homepages should end in a slash
  when %r{^https?://code\.google\.com/p/[^/]+[^/]$}
    problem "#{homepage} should end with a slash"

  # People will run into mixed content sometimes, but we should enforce and then add
  # exemptions as they are discovered. Treat mixed content on homepages as a bug.
  # Justify each exemptions with a code comment so we can keep track here.

  when %r{^http://[^/]*\.github\.io/},
       %r{^http://[^/]*\.sourceforge\.io/}
    problem "Please use https:// for #{homepage}"

  when %r{^http://([^/]*)\.(sf|sourceforge)\.net(/|$)}
    problem "#{homepage} should be `https://#{Regexp.last_match(1)}.sourceforge.io/`"

  # There's an auto-redirect here, but this mistake is incredibly common too.
  # Only applies to the homepage and subdomains for now, not the FTP URLs.
  when %r{^http://((?:build|cloud|developer|download|extensions|git|glade|help|library|live|nagios|news|people|projects|rt|static|wiki|www)\.)?gnome\.org}
    problem "Please use https:// for #{homepage}"

  # Compact the above into this list as we're able to remove detailed notations, etc over time.
  when %r{^http://[^/]*\.apache\.org},
       %r{^http://packages\.debian\.org},
       %r{^http://wiki\.freedesktop\.org/},
       %r{^http://((?:www)\.)?gnupg\.org/},
       %r{^http://ietf\.org},
       %r{^http://[^/.]+\.ietf\.org},
       %r{^http://[^/.]+\.tools\.ietf\.org},
       %r{^http://www\.gnu\.org/},
       %r{^http://code\.google\.com/},
       %r{^http://bitbucket\.org/},
       %r{^http://(?:[^/]*\.)?archive\.org}
    problem "Please use https:// for #{homepage}"
  end
end