diff options
Diffstat (limited to 'ruby_1_8_5/lib/rdoc/markup/simple_markup/to_html.rb')
| -rw-r--r-- | ruby_1_8_5/lib/rdoc/markup/simple_markup/to_html.rb | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/ruby_1_8_5/lib/rdoc/markup/simple_markup/to_html.rb b/ruby_1_8_5/lib/rdoc/markup/simple_markup/to_html.rb deleted file mode 100644 index 26b5f4ce70..0000000000 --- a/ruby_1_8_5/lib/rdoc/markup/simple_markup/to_html.rb +++ /dev/null @@ -1,289 +0,0 @@ -require 'rdoc/markup/simple_markup/fragments' -require 'rdoc/markup/simple_markup/inline' - -require 'cgi' - -module SM - - class ToHtml - - LIST_TYPE_TO_HTML = { - ListBase::BULLET => [ "<ul>", "</ul>" ], - ListBase::NUMBER => [ "<ol>", "</ol>" ], - ListBase::UPPERALPHA => [ "<ol>", "</ol>" ], - ListBase::LOWERALPHA => [ "<ol>", "</ol>" ], - ListBase::LABELED => [ "<dl>", "</dl>" ], - ListBase::NOTE => [ "<table>", "</table>" ], - } - - InlineTag = Struct.new(:bit, :on, :off) - - def initialize - init_tags - end - - ## - # Set up the standard mapping of attributes to HTML tags - # - def init_tags - @attr_tags = [ - InlineTag.new(SM::Attribute.bitmap_for(:BOLD), "<b>", "</b>"), - InlineTag.new(SM::Attribute.bitmap_for(:TT), "<tt>", "</tt>"), - InlineTag.new(SM::Attribute.bitmap_for(:EM), "<em>", "</em>"), - ] - end - - ## - # Add a new set of HTML tags for an attribute. We allow - # separate start and end tags for flexibility - # - def add_tag(name, start, stop) - @attr_tags << InlineTag.new(SM::Attribute.bitmap_for(name), start, stop) - end - - ## - # Given an HTML tag, decorate it with class information - # and the like if required. This is a no-op in the base - # class, but is overridden in HTML output classes that - # implement style sheets - - def annotate(tag) - tag - end - - ## - # Here's the client side of the visitor pattern - - def start_accepting - @res = "" - @in_list_entry = [] - end - - def end_accepting - @res - end - - def accept_paragraph(am, fragment) - @res << annotate("<p>") + "\n" - @res << wrap(convert_flow(am.flow(fragment.txt))) - @res << annotate("</p>") + "\n" - end - - def accept_verbatim(am, fragment) - @res << annotate("<pre>") + "\n" - @res << CGI.escapeHTML(fragment.txt) - @res << annotate("</pre>") << "\n" - end - - def accept_rule(am, fragment) - size = fragment.param - size = 10 if size > 10 - @res << "<hr size=\"#{size}\"></hr>" - end - - def accept_list_start(am, fragment) - @res << html_list_name(fragment.type, true) <<"\n" - @in_list_entry.push false - end - - def accept_list_end(am, fragment) - if tag = @in_list_entry.pop - @res << annotate(tag) << "\n" - end - @res << html_list_name(fragment.type, false) <<"\n" - end - - def accept_list_item(am, fragment) - if tag = @in_list_entry.last - @res << annotate(tag) << "\n" - end - @res << list_item_start(am, fragment) - @res << wrap(convert_flow(am.flow(fragment.txt))) << "\n" - @in_list_entry[-1] = list_end_for(fragment.type) - end - - def accept_blank_line(am, fragment) - # @res << annotate("<p />") << "\n" - end - - def accept_heading(am, fragment) - @res << convert_heading(fragment.head_level, am.flow(fragment.txt)) - end - - # This is a higher speed (if messier) version of wrap - - def wrap(txt, line_len = 76) - res = "" - sp = 0 - ep = txt.length - while sp < ep - # scan back for a space - p = sp + line_len - 1 - if p >= ep - p = ep - else - while p > sp and txt[p] != ?\s - p -= 1 - end - if p <= sp - p = sp + line_len - while p < ep and txt[p] != ?\s - p += 1 - end - end - end - res << txt[sp...p] << "\n" - sp = p - sp += 1 while sp < ep and txt[sp] == ?\s - end - res - end - - ####################################################################### - - private - - ####################################################################### - - def on_tags(res, item) - attr_mask = item.turn_on - return if attr_mask.zero? - - @attr_tags.each do |tag| - if attr_mask & tag.bit != 0 - res << annotate(tag.on) - end - end - end - - def off_tags(res, item) - attr_mask = item.turn_off - return if attr_mask.zero? - - @attr_tags.reverse_each do |tag| - if attr_mask & tag.bit != 0 - res << annotate(tag.off) - end - end - end - - def convert_flow(flow) - res = "" - flow.each do |item| - case item - when String - res << convert_string(item) - when AttrChanger - off_tags(res, item) - on_tags(res, item) - when Special - res << convert_special(item) - else - raise "Unknown flow element: #{item.inspect}" - end - end - res - end - - # some of these patterns are taken from SmartyPants... - - def convert_string(item) - CGI.escapeHTML(item). - - - # convert -- to em-dash, (-- to en-dash) - gsub(/---?/, '—'). #gsub(/--/, '–'). - - # convert ... to elipsis (and make sure .... becomes .<elipsis>) - gsub(/\.\.\.\./, '.…').gsub(/\.\.\./, '…'). - - # convert single closing quote - gsub(%r{([^ \t\r\n\[\{\(])\'}) { "#$1’" }. - gsub(%r{\'(?=\W|s\b)}) { "’" }. - - # convert single opening quote - gsub(/'/, '‘'). - - # convert double closing quote - gsub(%r{([^ \t\r\n\[\{\(])\'(?=\W)}) { "#$1”" }. - - # convert double opening quote - gsub(/'/, '“'). - - # convert copyright - gsub(/\(c\)/, '©'). - - # convert and registered trademark - gsub(/\(r\)/, '®') - - end - - def convert_special(special) - handled = false - Attribute.each_name_of(special.type) do |name| - method_name = "handle_special_#{name}" - if self.respond_to? method_name - special.text = send(method_name, special) - handled = true - end - end - raise "Unhandled special: #{special}" unless handled - special.text - end - - def convert_heading(level, flow) - res = - annotate("<h#{level}>") + - convert_flow(flow) + - annotate("</h#{level}>\n") - end - - def html_list_name(list_type, is_open_tag) - tags = LIST_TYPE_TO_HTML[list_type] || raise("Invalid list type: #{list_type.inspect}") - annotate(tags[ is_open_tag ? 0 : 1]) - end - - def list_item_start(am, fragment) - case fragment.type - when ListBase::BULLET, ListBase::NUMBER - annotate("<li>") - - when ListBase::UPPERALPHA - annotate("<li type=\"A\">") - - when ListBase::LOWERALPHA - annotate("<li type=\"a\">") - - when ListBase::LABELED - annotate("<dt>") + - convert_flow(am.flow(fragment.param)) + - annotate("</dt>") + - annotate("<dd>") - - when ListBase::NOTE - annotate("<tr>") + - annotate("<td valign=\"top\">") + - convert_flow(am.flow(fragment.param)) + - annotate("</td>") + - annotate("<td>") - else - raise "Invalid list type" - end - end - - def list_end_for(fragment_type) - case fragment_type - when ListBase::BULLET, ListBase::NUMBER, ListBase::UPPERALPHA, ListBase::LOWERALPHA - "</li>" - when ListBase::LABELED - "</dd>" - when ListBase::NOTE - "</td></tr>" - else - raise "Invalid list type" - end - end - - end - -end |