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Решение на Пета задача от Николай Беличев

Обратно към всички решения

Към профила на Николай Беличев

Резултати

  • 8 точки от тестове
  • 0 бонус точки
  • 8 точки общо
  • 57 успешни тест(а)
  • 0 неуспешни тест(а)

Код

class Extra
def self.html_entities(string)
string.gsub!(/&/, '&')
string.gsub!(/</, '&lt;')
string.gsub!(/>/, '&gt;')
string.gsub!(/"/, '&quot;')
string
end
def self.stripper(string)
out = ""
string.split(/\n/).each do
|row|
if row.match(/^\s{4,4}/) || row.match(/^>\s+/)
out += row + "\n"
else
out += row.strip + "\n"
end
end
out.chomp
end
def self.cleaner(string)
string.gsub!(/<\/blockquote>\n<blockquote>/, "\n")
string.gsub!(/<blockquote><\/blockquote>/, "")
string.gsub!(/<p><\/p>/, "")
string.gsub!(/<\/p>\n<p>/, "\n")
string.gsub!(/<\/code><\/pre>\n<pre><code>/, "\n")
string.gsub!(/\n<\/ol>\n<ol>/, "")
string.gsub!(/\n<\/ul>\n<ul>/, "")
string.strip
end
end
class Elements
def self.code_block(string)
"<pre><code>" + Extra.html_entities(string.sub(/^\s{4,4}/, '')) + "</code></pre>\n"
end
def self.quote(string)
"<blockquote>" + Formatter.new.to_html(string.sub(/^>\s+/, '')) + "</blockquote>\n"
end
def self.header(string)
out = string.sub(/^\#{1,4}\s+/, '')
type = string.match(/^\#{1,4}/).to_s.length.to_s
"<h" + type + ">" + Elements.inner_elems(out) + "</h" + type + ">\n"
end
def self.paragraph(string)
"<p>" + Elements.inner_elems(string.chomp) + "</p>\n"
end
def self.inner_elems(string)
string = Extra.html_entities(string)
string = links(string)
string = strong_em(string)
string
end
def self.links(string)
string.gsub(/\[(.+?)\]\((.+?)\)/, '<a href="\2">\1</a>')
end
def self.strong_em(string)
out = ''
while matched = /(\*\*.+?\*\*)|(_.+?_)/.match(string)
out += matched.pre_match
if (matched[1])
out += '<strong>' + strong_em(matched[1][2..-3]) + '</strong>'
else
out += '<em>' + strong_em(matched[2][1..-2]) + '</em>'
end
string = matched.post_match
end
out + string
end
def self.lists(string)
out = ''
matched = /(^\d\.\s)|(^\*\s)/.match(string)
if (matched[1])
out = "<ol>\n <li>" + Elements.inner_elems(matched.post_match) + "</li>\n</ol>\n"
elsif (matched[2])
out = "<ul>\n <li>" + Elements.inner_elems(matched.post_match) + "</li>\n</ul>\n"
else
out = string
end
out
end
end
class Formatter
attr_accessor :text
def initialize(text = '')
@text = text
end
def matcher(row)
if row.match(/^\s{4,4}/) then output = Elements.code_block(row)
elsif row.match(/^>\s+/) then output = Elements.quote(row)
elsif row.match(/^\#{1,4}\s+/) then output = Elements.header(row)
elsif row.match(/(^\d\.\s)|(^\*\s)/) then output = Elements.lists(row)
else output = Elements.paragraph(row)
end
output
end
def to_html(input = @text)
output = ""
Extra.stripper(input).split(/\n/).each { |row| output += matcher(row) }
Extra.cleaner(output.chomp)
end
def to_s
to_html(@text)
end
def inspect
@text
end
end

Лог от изпълнението

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Finished in 0.61076 seconds
57 examples, 0 failures

История (1 версия и 0 коментара)

Николай обнови решението на 23.11.2011 07:15 (преди над 12 години)

+class Extra
+ def self.html_entities(string)
+ string.gsub!(/&/, '&amp;')
+ string.gsub!(/</, '&lt;')
+ string.gsub!(/>/, '&gt;')
+ string.gsub!(/"/, '&quot;')
+ string
+ end
+
+ def self.stripper(string)
+ out = ""
+ string.split(/\n/).each do
+ |row|
+ if row.match(/^\s{4,4}/) || row.match(/^>\s+/)
+ out += row + "\n"
+ else
+ out += row.strip + "\n"
+ end
+ end
+ out.chomp
+ end
+
+ def self.cleaner(string)
+ string.gsub!(/<\/blockquote>\n<blockquote>/, "\n")
+ string.gsub!(/<blockquote><\/blockquote>/, "")
+ string.gsub!(/<p><\/p>/, "")
+ string.gsub!(/<\/p>\n<p>/, "\n")
+ string.gsub!(/<\/code><\/pre>\n<pre><code>/, "\n")
+ string.gsub!(/\n<\/ol>\n<ol>/, "")
+ string.gsub!(/\n<\/ul>\n<ul>/, "")
+ string.strip
+ end
+end
+
+class Elements
+ def self.code_block(string)
+ "<pre><code>" + Extra.html_entities(string.sub(/^\s{4,4}/, '')) + "</code></pre>\n"
+ end
+
+ def self.quote(string)
+ "<blockquote>" + Formatter.new.to_html(string.sub(/^>\s+/, '')) + "</blockquote>\n"
+ end
+
+ def self.header(string)
+ out = string.sub(/^\#{1,4}\s+/, '')
+ type = string.match(/^\#{1,4}/).to_s.length.to_s
+ "<h" + type + ">" + Elements.inner_elems(out) + "</h" + type + ">\n"
+ end
+
+ def self.paragraph(string)
+ "<p>" + Elements.inner_elems(string.chomp) + "</p>\n"
+ end
+
+ def self.inner_elems(string)
+ string = Extra.html_entities(string)
+ string = links(string)
+ string = strong_em(string)
+ string
+ end
+
+ def self.links(string)
+ string.gsub(/\[(.+?)\]\((.+?)\)/, '<a href="\2">\1</a>')
+ end
+
+ def self.strong_em(string)
+ out = ''
+ while matched = /(\*\*.+?\*\*)|(_.+?_)/.match(string)
+ out += matched.pre_match
+ if (matched[1])
+ out += '<strong>' + strong_em(matched[1][2..-3]) + '</strong>'
+ else
+ out += '<em>' + strong_em(matched[2][1..-2]) + '</em>'
+ end
+ string = matched.post_match
+ end
+ out + string
+ end
+
+ def self.lists(string)
+ out = ''
+ matched = /(^\d\.\s)|(^\*\s)/.match(string)
+ if (matched[1])
+ out = "<ol>\n <li>" + Elements.inner_elems(matched.post_match) + "</li>\n</ol>\n"
+ elsif (matched[2])
+ out = "<ul>\n <li>" + Elements.inner_elems(matched.post_match) + "</li>\n</ul>\n"
+ else
+ out = string
+ end
+ out
+ end
+end
+
+class Formatter
+ attr_accessor :text
+
+ def initialize(text = '')
+ @text = text
+ end
+
+ def matcher(row)
+ if row.match(/^\s{4,4}/) then output = Elements.code_block(row)
+ elsif row.match(/^>\s+/) then output = Elements.quote(row)
+ elsif row.match(/^\#{1,4}\s+/) then output = Elements.header(row)
+ elsif row.match(/(^\d\.\s)|(^\*\s)/) then output = Elements.lists(row)
+ else output = Elements.paragraph(row)
+ end
+ output
+ end
+
+ def to_html(input = @text)
+ output = ""
+ Extra.stripper(input).split(/\n/).each { |row| output += matcher(row) }
+ Extra.cleaner(output.chomp)
+ end
+
+ def to_s
+ to_html(@text)
+ end
+
+ def inspect
+ @text
+ end
+end