Create template generater for project euler

projecteuler/gen-euler.rb

@@ -0,0 +1,43 @@
+# coding: utf-8
+require 'nokogiri'
+require 'open-uri'
+
+def get_problem(url)
+    html = open(url)
+    doc = Nokogiri::HTML.parse(html, nil, "UTF-8")
+
+    # 問題タイトル
+    nodesets = doc.xpath('//h2')
+    title = nodesets.text.gsub(/.*「(.*)」.*/, '「\1」')
+    # 問題文
+    nodesets = doc.xpath('//p')
+    content = nodesets.text
+    return title,content
+end
+
+N = $stdin.read.to_i
+
+puts "{{category プロジェクト・オイラー}}"
+puts ""
+puts "!!! プロジェクト・オイラー(#{N.to_s.rjust(3,'0')}-#{(N+4).to_s.rjust(3,'0')})"
+puts ""
+for n in N..N+4
+
+    title,content = get_problem("http://odz.sakura.ne.jp/projecteuler/index.php?cmd=read&page=Problem%20#{n}")
+
+    puts "!! [Problem #{n}|http://odz.sakura.ne.jp/projecteuler/index.php?cmd=read&page=Problem%20#{n}]"
+    puts "! [Probem|https://projecteuler.net/problem=#{n}] #{title}"
+    puts ""
+    content.split("\n").each do |line|
+      puts "  #{line}"
+    end
+    puts ""
+    puts "! Answer"
+    puts ""
+    puts "{{layout roll,title:解答"
+    puts "* 考えたこと"
+    puts "{{list"
+    puts "}}"
+    puts "}}"
+    puts ""
+end