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Versions: 31
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Contents
# frozen_string_literal: true
module ShopifyCLI
module Theme
module DevServer
class CdnFonts
FONTS_PATH = "/fonts"
FONTS_CDN = "https://fonts.shopifycdn.com"
FONTS_REGEX = %r{#{FONTS_CDN}}
def initialize(app, theme:)
@app = app
@theme = theme
end
def call(env)
path = env["PATH_INFO"]
# Serve from fonts CDN
return serve_font(env) if path.start_with?(FONTS_PATH)
# Proxy the request, and replace the URLs in the response
status, headers, body = @app.call(env)
body = replace_font_urls(body)
[status, headers, body]
end
private
def serve_font(env)
parameters = %w(PATH_INFO QUERY_STRING REQUEST_METHOD rack.input)
path, query, method, body_stream = *env.slice(*parameters).values
uri = fonts_cdn_uri(path, query)
response = Net::HTTP.start(uri.host, 443, use_ssl: true) do |http|
req_class = Net::HTTP.const_get(method.capitalize)
req = req_class.new(uri)
req.initialize_http_header(fonts_cdn_headers)
req.body_stream = body_stream
http.request(req)
end
[
response.code.to_s,
{
"Content-Type" => response.content_type,
"Content-Length" => response.content_length.to_s,
},
[response.body],
]
end
def fonts_cdn_headers
{
"Referer" => "https://#{@theme.shop}",
"Transfer-Encoding" => "chunked",
}
end
def fonts_cdn_uri(path, query)
uri = URI.join("#{FONTS_CDN}/", path.gsub(%r{^#{FONTS_PATH}\/}, ""))
uri.query = query.split("&").last
uri
end
def replace_font_urls(body)
[body.join.gsub(FONTS_REGEX, FONTS_PATH)]
end
end
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems