Module: Precious::Helpers

Included in:
App
Defined in:
lib/gollum/helpers.rb

Constant Summary collapse

EMOJI_PATHNAME = 
Pathname.new(Gemojione.images_path).freeze

Instance Method Summary collapse

Instance Method Details

#clean_url(url) ⇒ Object

Remove all slashes from the start of string. Remove all double slashes



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# File 'lib/gollum/helpers.rb', line 20

def clean_url(url)
  return url if url.nil?
  url.gsub('%2F', '/').gsub(%r{/{2,}}, '/').gsub(%r{^/}, '')
end

#emoji(name) ⇒ Object 



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# File 'lib/gollum/helpers.rb', line 42

def emoji(name)
  if emoji = Gemojione.index.find_by_name(name)
    IO.read(EMOJI_PATHNAME.join("#{emoji['unicode'].downcase}.png"))
  else
    fail ArgumentError, "emoji `#{name}' not found"
  end
end

#forbid(msg = "Forbidden. This wiki is set to no-edit mode.") ⇒ Object 



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# File 'lib/gollum/helpers.rb', line 25

def forbid(msg = "Forbidden. This wiki is set to no-edit mode.")
  @message = msg
  status 403
  halt mustache :error
end

#not_found(msg = nil) ⇒ Object 



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# File 'lib/gollum/helpers.rb', line 31

def not_found(msg = nil)
  @message = msg || "The requested page does not exist."
  status 404
  return mustache :error
end

#not_found_proc ⇒ Object 



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# File 'lib/gollum/helpers.rb', line 37

def not_found_proc
  not_found_msg = 'Not found.'
  Proc.new {[404, {'Content-Type' => 'text/html', 'Content-Length' => not_found_msg.length.to_s}, [not_found_msg]]}
end

#sanitize_empty_params(param) ⇒ Object 



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# File 'lib/gollum/helpers.rb', line 9

def sanitize_empty_params(param)
  [nil, ''].include?(param) ? nil : CGI.unescape(param)
end

#strip_page_name(name) ⇒ Object 



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# File 'lib/gollum/helpers.rb', line 13

def strip_page_name(name)
  # Check if name already has a format extension, and if so, strip it.
  Gollum::Page.valid_extension?(name) ? Gollum::Page.strip_filename(name) : name
end