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@yannski
Created March 1, 2017 14:55
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require "sinatra"
get '/' do
html = ""
filenames = Dir.glob("articles/*.txt").sort.reverse
filenames.each{|filename|
html += article_as_html(filename, 100)
}
return layout(html)
end
get '/articles/:id' do
filename = "articles/" + params[:id] + ".txt"
return layout(article_as_html(filename))
end
# à partir d'un nom de fichier, retourne un fragment HTML
def article_as_html filename, length = nil
content = File.read filename
lines = content.lines
first_line = lines.shift
other_lines = lines
res = "<h1>"+first_line+"</h1>"
body = other_lines.join(" ")
# si le paramètre length n'est pas null
if length != nil
# on tronque le corps de texte
res += "<p>"+body[0, length]+"</p>"
# on ajoute un lien vers la page de l'article
res += "<a href='/"+filename.split(".").first+"'>lire la suite</a>"
else
res += "<p>"+body+"</p>"
res += "<a href='/'>Revenir à la liste</a>"
end
end
# englobe un contenu dans un layout HTML
def layout content
html = '<html><head><title>Mon blog</title><link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/css/bootstrap.min.css" integrity="sha384-rwoIResjU2yc3z8GV/NPeZWAv56rSmLldC3R/AZzGRnGxQQKnKkoFVhFQhNUwEyJ" crossorigin="anonymous"></head><body>'
html += '<div class="container"><div class="row"><div class="col-12">'
html += content
html += "</div></div></div></body></html>"
end
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