Class: Beardown::Document

Inherits:
Object
  • Object
show all
Defined in:
lib/beardown/blocks/p.rb,
lib/beardown/document.rb,
lib/beardown/spans/mark.rb,
lib/beardown/blocks/head.rb,
lib/beardown/blocks/asset.rb,
lib/beardown/blocks/quote.rb,
lib/beardown/spans/hashtag.rb,
lib/beardown/spans/linkurl.rb,
lib/beardown/spans/codespan.rb,
lib/beardown/spans/linkpost.rb,
lib/beardown/blocks/blankline.rb,
lib/beardown/blocks/codeblock.rb,
lib/beardown/blocks/list_todo.rb,
lib/beardown/blocks/list_ordered.rb,
lib/beardown/blocks/line_separator.rb,
lib/beardown/blocks/list_unordered.rb,
lib/beardown/spans/bold_italic_underline_strike.rb

Constant Summary collapse

REGEXP_P = 
/^(\s*)(.+)\n?/
START_CHAR_MARK = 
":"
REGEXP_MARK = 
/::([^\s].*[^\s])::/
REGEXP_MARK_NOSPACE = 
/::([^\s]*)::/
REGEXP_HEAD = 
/^(\#{1,6})\s+(.+)(\n)?/
REGEXP_ASSET = 
/^\[assets\/(.+)\]\n?/
REGEXP_QUOTE = 
/^>\s+(.+)\n?/
START_CHAR_HASHTAG = 
"#"
REGEXP_HASHTAG_FULL = 
/#([^\s^#][^#]*[^\s^#])#/
REGEXP_HASHTAG_FULL_NOSPACE = 
/#([^#^\s]+)#/
REGEXP_HASHTAG = 
/#([^#\s\,]+)/
REGEXP_LINKURL =

START_CHAR_LINKURL = “[” # duplicate with LINKPOST

/\[(.+?)\]\((.+?)\)/
START_CHAR_CODESPAN = 
"`"
REGEXP_CODESPAN = 
/`(.*?)`/
START_CHAR_LINKPOST = 
"["
REGEXP_LINKPOST = 
/\[\[(.+)\]\]/
REGEXP_BLANKLINE = 
/^\s*?\n/
REGEXP_CODEBLOCK = 
/^```(.*)\n((.*\n)*?)^```\n?/
REGEXP_LIST_TODO = 
/^(\t*) *([\+\-])\s+(.+)\n?/
REGEXP_LIST_ORDERED = 
/^(\t*) *(\d+)\.\s+(.+)\n?/
REGEXP_LINE_SEPARATOR = 
/^---(\n)?/
REGEXP_LIST_UNORDERED = 
/^(\t*) *\*\s+(.+)(\n)?/
START_CHAR_BOLD = 
"*"
START_CHAR_ITALIC = 
"/"
START_CHAR_UNDERLINE = 
"_"
START_CHAR_STRIKE = 
"-"
REGEXP_BOLD = 
/\*([^\s].*?[^\s])\*/
REGEXP_ITALIC = 
/\/([^\s].*?[^\s])\//
REGEXP_UNDERLINE = 
/\_([^\s].*?[^\s])\_/
REGEXP_STRIKE = 
/\-([^\s].*?[^\s])\-/

Instance Method Summary collapse

Constructor Details

#initialize(text) ⇒ Document

Returns a new instance of Document.



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# File 'lib/beardown/document.rb', line 6

def initialize(text)
  @text = text.gsub(/(?<!^)>/, "&gt").gsub("<", "&lt")

  # These orders are important
  @blocks = [:head, :line_separator, :list_unordered, :list_ordered,
             :quote, :list_todo, :codeblock, :asset, :blankline, :p]
  @spans  = [:codespan, :hashtag_full, :hashtag_full_nospace, :hashtag, :linkpost, :linkurl,
             :bold, :italic, :underline, :strike, :mark_nospace, :mark]

  @extensions = []
  @title = String.new
  @tags = Array.new

  html
end

Instance Method Details

#add_extension_todo_svg ⇒ Object 



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# File 'lib/beardown/blocks/list_todo.rb', line 25

def add_extension_todo_svg
  <<~HEREDOC
    <svg display="none" version=1.1 xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <defs>
        <symbol id="todobox-uncheck"><g fill="none" fill-rule="evenodd">
            <path d="M.5 12.853c0 1.462 1.185 2.647 2.647 2.647h9.706c1.462 0 2.647-1.185 2.647-2.647V3.147C15.5 1.685 14.315.5 12.853.5H3.147C1.685.5.5 1.685.5 3.147v9.706z" fill="#FFF"/>
            <path d="M.5 12.853c0 1.462 1.185 2.647 2.647 2.647h9.706c1.462 0 2.647-1.185 2.647-2.647V3.147C15.5 1.685 14.315.5 12.853.5H3.147C1.685.5.5 1.685.5 3.147v9.706z" stroke="#B4B4B4"/></g>
        </symbol>
        <symbol id="todobox-checked"><g fill="none" fill-rule="evenodd">
            <path d="M.5 12.853c0 1.462 1.185 2.647 2.647 2.647h9.706c1.462 0 2.647-1.185 2.647-2.647V3.147C15.5 1.685 14.315.5 12.853.5H3.147C1.685.5.5 1.685.5 3.147v9.706z" fill="#FFF"/>
            <path d="M.5 12.853c0 1.462 1.185 2.647 2.647 2.647h9.706c1.462 0 2.647-1.185 2.647-2.647V3.147C15.5 1.685 14.315.5 12.853.5H3.147C1.685.5.5 1.685.5 3.147v9.706z" stroke="#B4B4B4"/>
            <path d="M12.526 4.615L6.636 9.58l-2.482-.836c-.19-.06-.408.003-.518.15-.116.15-.106.352.026.495l2.722 2.91c.086.09.21.144.34.144h.046c.12-.013.234-.07.307-.156l6.1-7.125c.143-.166.123-.407-.046-.548-.164-.138-.435-.14-.604 0z" fill="#555"/></g></symbol>
    </defs>
    </svg>
  HEREDOC
end

#check_color(tag) ⇒ Object 



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# File 'lib/beardown/spans/hashtag.rb', line 37

def check_color(tag)
  return false if(tag.length!=6)
  return tag.match? /[0-9a-fA-F]{6}/
end

#content ⇒ Object

def assets

return @assets unless defined?(@assets).nil?

end



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# File 'lib/beardown/document.rb', line 34

def content
  return @content if defined? @content
  @content = @text.delete "\n", "\t", "\s", "#", "*", "`", "*", "-", "_", "=", "+", "[", "]", ":", "<", ">"
end

#convert_asset(filename) ⇒ Object 



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# File 'lib/beardown/blocks/asset.rb', line 10

def convert_asset(filename)
  if is_img? filename
    return %(<p><img src="assets/#{filename}"></p>\n)
  else
    return %(<p><a href="assets/#{filename}">#{filename}</a></p>\n)
  end
end

#convert_blankline ⇒ Object 



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# File 'lib/beardown/blocks/blankline.rb', line 9

def convert_blankline
  "<br>\n"
end

#convert_codeblock(content, code) ⇒ Object 



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# File 'lib/beardown/blocks/codeblock.rb', line 12

def convert_codeblock(content, code)
  lexer_class = case code
                when nil
                  Rouge::Lexer.guess_by_source content
                  #Rouge::Lexers::PlainText
                else
                  Rouge::Lexers.const_get code
                end
  lexer = lexer_class.new
  formatter = Rouge::Formatters::HTML.new
  %(<pre><code class="code-multiline highlight">#{formatter.format(lexer.lex(content))}</code></pre>\n)
end

#convert_codespan(code) ⇒ Object 



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# File 'lib/beardown/spans/codespan.rb', line 11

def convert_codespan(code)
  %(<code class="code-inline">#{code}</code>)
end

#convert_hashcolor(hex) ⇒ Object 



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# File 'lib/beardown/spans/hashtag.rb', line 42

def convert_hashcolor(hex)
  %(<span class='color-preview' style='background-color:##{hex}'></span><span class='color-code'><span class='color-hash'>#</span>#{hex}</span></span>)
end

#convert_hashtag(tag) ⇒ Object 



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# File 'lib/beardown/spans/hashtag.rb', line 31

def convert_hashtag(tag)
  tag = tag.downcase
  render_hashtag tag
  %(<a href="../tag/#{tag}/" class="hashtag">##{tag}</a>)
end

#convert_head(id, content) ⇒ Object 



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# File 'lib/beardown/blocks/head.rb', line 16

def convert_head(id,content)
  "<h#{id}>#{content}</h#{id}>\n"
end

#convert_linkpost(title) ⇒ Object 



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# File 'lib/beardown/spans/linkpost.rb', line 14

def convert_linkpost(title)
  %(<a href="../#{title}/">#{title}</a>)
end

#convert_linkurl(title, url) ⇒ Object 



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# File 'lib/beardown/spans/linkurl.rb', line 11

def convert_linkurl(title,url)
  %(<a href="#{url}">#{title}</a>)
end

#convert_list_ordered(t_count, start_num, content) ⇒ Object 



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# File 'lib/beardown/blocks/list_ordered.rb', line 11

def convert_list_ordered(t_count, start_num, content)
  "<ol>" * t_count + %(<ol start="#{start_num}" style="counter-reset:ol #{start_num-1};"><li>) + scan_spans(StringScanner.new(content)) + "</li></ol>" + "</ol>" * t_count + "\n"
end

#convert_list_todo(t_count, check_status, content) ⇒ Object 



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# File 'lib/beardown/blocks/list_todo.rb', line 19

def convert_list_todo(t_count, check_status, content)
  ul_open = %(<ul class='todo-list #{check_status}'><li><svg width="16" height="16" viewBox="0 0 16 16"><use xlink:href="#todobox-#{check_status}"></use></svg>)
  ul_close = %(</li></ul>)
  "<ul>" * t_count + ul_open + scan_spans(StringScanner.new(content)) + ul_close + "</ul>" * t_count + "\n"
end

#convert_list_unordered(t_count, content) ⇒ Object 



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# File 'lib/beardown/blocks/list_unordered.rb', line 10

def convert_list_unordered(t_count, content)
  "<ul>" * t_count + "<ul><li>" + scan_spans(StringScanner.new(content)) + "</li></ul>" + "</ul>" * t_count + "\n"
end

#convert_p(indent, content) ⇒ Object 



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# File 'lib/beardown/blocks/p.rb', line 11

def convert_p(indent, content)
  "<p>#{"&emsp;"*indent}#{scan_spans(StringScanner.new(content))}</p>\n"
end

#convert_quote(content) ⇒ Object 



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# File 'lib/beardown/blocks/quote.rb', line 10

def convert_quote(content)
  "<blockquote>#{scan_spans(StringScanner.new(content))}</blockquote>\n"
end

#html ⇒ Object 



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# File 'lib/beardown/document.rb', line 45

def html
  return @html if defined? @html
  to_html
end

#is_img?(filename) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/beardown/blocks/asset.rb', line 18

def is_img?(filename)
  ext = File.extname filename
  case ext.downcase
  when ".jpg", ".jpeg", ".png", ".gif", ".bmp", ".ico", ".tiff", ".svg", ".apng"
    return true
  else
    return false
  end
end

#render_hashtag(tag) ⇒ Object 



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# File 'lib/beardown/spans/hashtag.rb', line 46

def render_hashtag(tag)
  tag = tag.downcase
  tags = tag.split "/"
  _tag = tags[0]
  @tags << _tag unless @tags.include? _tag
  tags[1..-1].each do |t|
    _tag += "/#{t}"
    @tags << _tag unless @tags.include? _tag
  end
end

#render_head(id, content) ⇒ Object 



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# File 'lib/beardown/blocks/head.rb', line 12

def render_head(id, content)
  @title << content if id==1&&@title.empty?
end

#scan_asset(s) ⇒ Object 



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# File 'lib/beardown/blocks/asset.rb', line 5

def scan_asset(s)
  filename = s[1]
  convert_asset filename
end

#scan_blankline(s) ⇒ Object 



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# File 'lib/beardown/blocks/blankline.rb', line 5

def scan_blankline(s)
  convert_blankline
end

#scan_codeblock(s) ⇒ Object 



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# File 'lib/beardown/blocks/codeblock.rb', line 6

def scan_codeblock(s)
  code = $code_map[s[1].strip.downcase]
  content = s[2]
  convert_codeblock(content, code)
end

#scan_codespan(s) ⇒ Object 



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# File 'lib/beardown/spans/codespan.rb', line 6

def scan_codespan(s)
  code = s[1]
  convert_codespan code
end

#scan_hashtag(s) ⇒ Object 



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# File 'lib/beardown/spans/hashtag.rb', line 22

def scan_hashtag(s)
  tag = s[1]
  if check_color(tag)
    convert_hashcolor tag
  else
    convert_hashtag tag
  end
end

#scan_head(s) ⇒ Object 



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# File 'lib/beardown/blocks/head.rb', line 5

def scan_head(s)
  id = s[1].length
  content = s[2]
  render_head id, content
  convert_head id, content
end

#scan_line_separator(s) ⇒ Object 



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# File 'lib/beardown/blocks/line_separator.rb', line 5

def scan_line_separator(s)
  "<hr>\n"
end

#scan_linkpost(s) ⇒ Object

I use this not as a X callback url Scheme Instead, A url to this website used in Miyano Blog system



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# File 'lib/beardown/spans/linkpost.rb', line 9

def scan_linkpost(s)
  title = s[1]
  convert_linkpost(title)
end

#scan_linkurl(s) ⇒ Object 



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# File 'lib/beardown/spans/linkurl.rb', line 6

def scan_linkurl(s)
  title, url = s[1], s[2]
  convert_linkurl(title, url)
end

#scan_list_ordered(s) ⇒ Object 



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# File 'lib/beardown/blocks/list_ordered.rb', line 4

def scan_list_ordered(s)
  t_count = s[1].length
  start_num = s[2].to_i
  content = s[3]
  convert_list_ordered(t_count, start_num, content)
end

#scan_list_todo(s) ⇒ Object 



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# File 'lib/beardown/blocks/list_todo.rb', line 5

def scan_list_todo(s)
  t_count = s[1].length
  check_status = case s[2]
                 when "-" then "uncheck"
                 when "+" then "checked"
                 end
  content = s[3]

  ex_svg = :add_extension_todo_svg
  @extensions << ex_svg unless @extensions.include? ex_svg

  convert_list_todo(t_count, check_status, content)
end

#scan_list_unordered(s) ⇒ Object 



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# File 'lib/beardown/blocks/list_unordered.rb', line 4

def scan_list_unordered(s)
  t_count = s[1].length
  content = s[2]
  convert_list_unordered(t_count, content)
end

#scan_p(s) ⇒ Object 



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# File 'lib/beardown/blocks/p.rb', line 5

def scan_p(s)
  indent = s[1].length
  content = s[2]
  convert_p indent, content
end

#scan_quote(s) ⇒ Object 



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# File 'lib/beardown/blocks/quote.rb', line 5

def scan_quote(s)
  content = s[1]
  convert_quote(content)
end

#summary ⇒ Object 



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# File 'lib/beardown/document.rb', line 39

def summary
  return @summary if defined? @summary
  s = content
  @summary = s[0...30]
end

#tags ⇒ Object 



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# File 'lib/beardown/document.rb', line 26

def tags
  @tags
end

#title ⇒ Object 



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# File 'lib/beardown/document.rb', line 22

def title
  @title
end

#to_html ⇒ Object 



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# File 'lib/beardown/document.rb', line 50

def to_html
  return @html if defined? @html
  s = StringScanner.new @text
  res = String.new
  while !s.eos? do
    res << scan_blocks(s)
  end
  res << add_extensions
  @html = res
end