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duykhoa/blogapplicationserver.rb

Created August 27, 2016 14:23
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Simple webrick server: a blog application and post repository
Raw
blogapplicationserver.rb
require 'webrick'
class BlogApplication < WEBrick::HTTPServlet::AbstractServlet
class PostRepository
Post = Struct.new(:title, :content)
def self.get
[
Post.new("post1", "content1"),
Post.new("post2", "content2")
]
end
end
def do_GET(request, response)
response.status = 200
case request.path
when "/posts"
posts = BlogApplication::PostRepository.get
response.body = render_posts(posts)
end
end
def render_posts(posts)
template = "<html><body>%s</body></html>"
yield_content = posts.map do |post|
<<-HTML
<article>
<h1>#{post.title}</h1>
<div>#{post.content}</div>
</article>
HTML
end
template % [yield_content.join]
end
end
server = WEBrick::HTTPServer.new :Port => 1234
server.mount "/", BlogApplication
trap 'INT' do server.shutdown end
server.start
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