Bart Kamphorst
46 lines
1.1 KiB
Ruby
46 lines
1.1 KiB
Ruby
# ~*~ encoding: utf-8 ~*~
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require 'gemojione'
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module Precious
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module Helpers
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EMOJI_PATHNAME = Pathname.new(Gemojione.images_path).freeze
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def sanitize_empty_params(param)
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[nil, ''].include?(param) ? nil : CGI.unescape(param)
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end
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def strip_page_name(name)
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# Check if name already has a format extension, and if so, strip it.
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Gollum::Page.valid_extension?(name) ? Gollum::Page.strip_filename(name) : name
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end
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# Remove all slashes from the start of string.
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# Remove all double slashes
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def clean_url(url)
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return url if url.nil?
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url.gsub('%2F', '/').gsub(/^\/+/, '').gsub('//', '/')
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end
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def forbid(msg = "Forbidden. This wiki is set to no-edit mode.")
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@message = msg
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status 403
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halt mustache :error
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end
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def not_found(msg = nil)
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@message = msg || "The requested page does not exist."
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status 404
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return mustache :error
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end
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def emoji(name)
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if emoji = Gemojione.index.find_by_name(name)
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IO.read(EMOJI_PATHNAME.join("#{emoji['unicode']}.png"))
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else
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fail ArgumentError, "emoji `#{name}' not found"
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end
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end
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end
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end
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