Class: Kramdown::Converter::Rfc2629
- Includes:
- Utils::Html
- Defined in:
- lib/kramdown-rfc2629.rb
Overview
Converts a Kramdown::Document to HTML.
Constant Summary collapse
- INDENTATION =
Defines the amount of indentation used when nesting XML tags.
2
- STYLES =
{ul: 'symbols', ol: 'numbers', dl: 'hanging'}
- HTML_TAGS_WITH_BODY =
['div', 'script']
- ALIGNMENTS =
{ default: :left, left: :left, right: :right, center: :center}
- COLS_ALIGN =
{ "l" => :left, "c" => :center, "r" => :right}
- REFCACHEDIR =
ENV["KRAMDOWN_REFCACHEDIR"] || ".refcache"
- XML_RESOURCE_ORG_MAP =
{ "RFC" => "bibxml", "I-D" => "bibxml3", "W3C" => "bibxml4", "3GPP" => "bibxml5", "ANSI" => "bibxml2", "CCITT" => "bibxml2", "FIPS" => "bibxml2", "IANA" => "bibxml2", "IEEE" => "bibxml2", "ISO" => "bibxml2", "ITU" => "bibxml2", "NIST" => "bibxml2", "OASIS" => "bibxml2", "PKCS" => "bibxml2", }
- XML_RESOURCE_ORG_HOST =
XML_RESOURCE_ORG_HOST = ENV || “xml.resource.org”
ENV["XML_RESOURCE_ORG_HOST"] || "xml2rfc.tools.ietf.org"
- XML_RESOURCE_ORG_PREFIX =
ENV["XML_RESOURCE_ORG_PREFIX"] || "https://#{XML_RESOURCE_ORG_HOST}/public/rfc"
- EMPH =
{ em: "emph", strong: "strong"}
- TYPOGRAPHIC_SYMS =
{ :mdash => [::Kramdown::Utils::Entities.entity('mdash')], :ndash => [::Kramdown::Utils::Entities.entity('ndash')], :hellip => [::Kramdown::Utils::Entities.entity('hellip')], :laquo_space => [::Kramdown::Utils::Entities.entity('laquo'), ::Kramdown::Utils::Entities.entity('nbsp')], :raquo_space => [::Kramdown::Utils::Entities.entity('nbsp'), ::Kramdown::Utils::Entities.entity('raquo')], :laquo => [::Kramdown::Utils::Entities.entity('laquo')], :raquo => [::Kramdown::Utils::Entities.entity('raquo')] }
- ITEM_RE =
'\s*(?:"([^"]*)"|([^,]*?))\s*'
- IREF_RE =
%r{\A(!\s*)?#{ITEM_RE}(?:,#{ITEM_RE})?\z}
Instance Method Summary collapse
-
#clean_pcdata(parts) ⇒ Object
hack, will become unnecessary with XML2RFCv3.
- #convert(el, indent = -INDENTATION,, opts = {}) ⇒ Object
- #convert1(el, indent, opts = {}) ⇒ Object
- #convert_a(el, indent, opts) ⇒ Object
-
#convert_abbreviation(el, indent, opts) ⇒ Object
XXX: This is wrong.
- #convert_blank(el, indent, opts) ⇒ Object
- #convert_blockquote(el, indent, opts) ⇒ Object
- #convert_br(el, indent, opts) ⇒ Object
- #convert_codeblock(el, indent, opts) ⇒ Object
- #convert_codespan(el, indent, opts) ⇒ Object
- #convert_comment(el, indent, opts) ⇒ Object
- #convert_dd(el, indent, opts) ⇒ Object
-
#convert_dt(el, indent, opts) ⇒ Object
SERIOUSLY BAD HACK:.
- #convert_em(el, indent, opts) ⇒ Object (also: #convert_strong)
- #convert_entity(el, indent, opts) ⇒ Object
-
#convert_footnote(el, indent, opts) ⇒ Object
XXX: footnotes into crefs???.
- #convert_header(el, indent, opts) ⇒ Object
-
#convert_hr(el, indent, opts) ⇒ Object
misuse for page break.
- #convert_html_element(el, indent, opts) ⇒ Object
-
#convert_img(el, indent, opts) ⇒ Object
misuse the tag!.
- #convert_iref(el, indent, opts) ⇒ Object
- #convert_li(el, indent, opts) ⇒ Object
-
#convert_math(el, indent, opts) ⇒ Object
XXX: This is wrong.
- #convert_p(el, indent, opts) ⇒ Object
- #convert_raw(el, indent, opts) ⇒ Object
- #convert_root(el, indent, opts) ⇒ Object
- #convert_smart_quote(el, indent, opts) ⇒ Object
-
#convert_table(el, indent, opts) ⇒ Object
This only works for tables with headers.
- #convert_td(el, indent, opts) ⇒ Object (also: #convert_th)
- #convert_text(el, indent, opts) ⇒ Object
- #convert_thead(el, indent, opts) ⇒ Object (also: #convert_tbody, #convert_tfoot, #convert_tr)
- #convert_typographic_sym(el, indent, opts) ⇒ Object
- #convert_ul(el, indent, opts) ⇒ Object (also: #convert_ol, #convert_dl)
- #convert_xml_comment(el, indent, opts) ⇒ Object (also: #convert_xml_pi, #convert_html_doctype)
- #convert_xref(el, indent, opts) ⇒ Object
- #el_html_attributes(el) ⇒ Object
- #el_html_attributes_with(el, defattr) ⇒ Object
- #end_sections(to_level, indent) ⇒ Object
- #get_and_cache_resource(url, tn = Time.now, tvalid = 7200) ⇒ Object
-
#initialize(*doc) ⇒ Rfc2629
constructor
Initialize the XML converter with the given Kramdown document
doc
. - #inner(el, indent, opts) ⇒ Object
- #inner_a(el, indent, opts) ⇒ Object
- #iref_attr(s) ⇒ Object
- #saner_generate_id(value) ⇒ Object
Constructor Details
#initialize(*doc) ⇒ Rfc2629
Initialize the XML converter with the given Kramdown document doc
.
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# File 'lib/kramdown-rfc2629.rb', line 102 def initialize(*doc) super @sec_level = 1 @in_dt = 0 @footnote_names_in_use = {} end |
Instance Method Details
#clean_pcdata(parts) ⇒ Object
hack, will become unnecessary with XML2RFCv3
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# File 'lib/kramdown-rfc2629.rb', line 218 def clean_pcdata(parts) # hack, will become unnecessary with XML2RFCv3 clean = '' irefs = '' # warn "clean_parts: #{parts.inspect}" parts.each do |p| md = p.match(%r{([^<]*)(.*)}) clean << md[1] irefs << md[2] # breaks for spanx... don't emphasize in headings! end [clean, irefs] end |
#convert(el, indent = -INDENTATION,, opts = {}) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 109 def convert(el, indent = -INDENTATION, opts = {}) if el.children[-1].type == :raw raw = convert1(el.children.pop, indent, opts) end "#{convert1(el, indent, opts)}#{end_sections(1, indent)}#{raw}" end |
#convert1(el, indent, opts = {}) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 116 def convert1(el, indent, opts = {}) el.rfc2629_fix send("convert_#{el.type}", el, indent, opts) end |
#convert_a(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 385 def convert_a(el, indent, opts) res = inner(el, indent, opts) target = el.attr['target'] if target[0] == "#" # handle [](#foo) as xref as in RFC 7328 el.attr['target'] = target = target[1..-1] if target.downcase == res.downcase res = '' # get rid of raw anchors leaking through end "<xref#{el_html_attributes(el)}>#{res}</xref>" else "<eref#{el_html_attributes(el)}>#{res}</eref>" end end |
#convert_abbreviation(el, indent, opts) ⇒ Object
XXX: This is wrong
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# File 'lib/kramdown-rfc2629.rb', line 602 def convert_abbreviation(el, indent, opts) # XXX: This is wrong title = @root.[:abbrev_defs][el.value] title = nil if title.empty? value = el.value if item = title m = title.scan(Parser::RFC2629Kramdown::IREF_START) if m.empty? subitem = value else iref = m.map{|a,| iref_attr(a)}.join('') end else item = value end iref ||= "<iref#{html_attributes(item: item, subitem: subitem)}/>" "#{el.value}#{iref}" end |
#convert_blank(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 133 def convert_blank(el, indent, opts) "\n" end |
#convert_blockquote(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 199 def convert_blockquote(el, indent, opts) text = inner(el, indent, opts) text = "<t></t>" unless text =~ /</ # empty block quote "#{' '*indent}<t><list style='empty'#{el_html_attributes(el)}>\n#{text}#{' '*indent}</list></t>\n" end |
#convert_br(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 381 def convert_br(el, indent, opts) "<vspace />" end |
#convert_codeblock(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 153 def convert_codeblock(el, indent, opts) # el.attr['anchor'] ||= saner_generate_id(el.value) -- no longer in 1.0.6 result = el.value blockclass = el.attr.delete('class') if blockclass == 'language-tbreak' result = result.lines.map {|line| [line.chomp, 0]} spaceind = 0 result.each_with_index {|pair, index| if pair[0] == '' result[spaceind][1] += 1 pair[0] = nil unless index == spaceind else spaceind = index end } # $stderr.puts(result.inspect) result = result.map {|line, space| "<![CDATA[#{line.gsub(/^\s+/) {|s| "\u00A0" * s.size}}]]><vspace blankLines=\"#{space}\"/>" if line }.compact.join("\n") "#{' '*indent}<t>#{result}</t>\n" else artwork_attr = {} if blockclass classes = blockclass.split(' ') classes.each do |cl| if md = cl.match(/\Alanguage-(.*)/) artwork_attr["type"] = md[1] # XXX overwrite else $stderr.puts "*** Unimplemented block class: #{cl}" end end end # compensate for XML2RFC idiosyncracy by insisting on a blank line unless el.attr.delete('tight') result[0,0] = "\n" unless result[0,1] == "\n" end el.attr.each do |k, v| if md = k.match(/\Aartwork-(.*)/) el.attr.delete(k) artwork_attr[md[1]] = v end end "#{' '*indent}<figure#{el_html_attributes(el)}><artwork#{html_attributes(artwork_attr)}><![CDATA[#{result}#{result =~ /\n\Z/ ? '' : "\n"}]]></artwork></figure>\n" end end |
#convert_codespan(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 503 def convert_codespan(el, indent, opts) attrstring = el_html_attributes_with(el, {"style" => 'verb'}) "<spanx#{attrstring}>#{escape_html(el.value)}</spanx>" end |
#convert_comment(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 372 def convert_comment(el, indent, opts) ## Don't actually output all those comments into the XML: # if el.options[:category] == :block # "#{' '*indent}<!-- #{el.value} -->\n" # else # "<!-- #{el.value} -->" # end end |
#convert_dd(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 273 def convert_dd(el, indent, opts) output = ' '*indent if @in_dt == 1 @in_dt = 0 else output << "<t#{el_html_attributes(el)}>" end res = inner(el, indent+INDENTATION, opts.merge(unpacked: true)) # if el.children.empty? || el.children.first.options[:category] != :block output << res << (res =~ /\n\Z/ ? ' '*indent : '') # else FIXME: The latter case is needed for more complex cases # output << "\n" << res << ' '*indent # end output << "</t>\n" end |
#convert_dt(el, indent, opts) ⇒ Object
SERIOUSLY BAD HACK:
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# File 'lib/kramdown-rfc2629.rb', line 289 def convert_dt(el, indent, opts) # SERIOUSLY BAD HACK: close = "#{' '*indent}</t>\n" * @in_dt @in_dt = 1 vspace = opts[:vspace] vspaceel = "<vspace blankLines='#{vspace}'/>" if vspace ht = escape_html(inner(el, indent, opts), :attribute) # XXX this may leave gunk "#{close}#{' '*indent}<t#{el_html_attributes(el)} hangText='#{ht}'>#{vspaceel}\n" end |
#convert_em(el, indent, opts) ⇒ Object Also known as: convert_strong
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# File 'lib/kramdown-rfc2629.rb', line 533 def convert_em(el, indent, opts) attrstring = el_html_attributes_with(el, {"style" => EMPH[el.type]}) span, irefs = clean_pcdata(inner_a(el, indent, opts)) "<spanx#{attrstring}>#{span}</spanx>#{irefs}" end |
#convert_entity(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 540 def convert_entity(el, indent, opts) entity_to_str(el.value) end |
#convert_footnote(el, indent, opts) ⇒ Object
XXX: footnotes into crefs???
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# File 'lib/kramdown-rfc2629.rb', line 508 def convert_footnote(el, indent, opts) # XXX: footnotes into crefs??? # this would be more like xml2rfc v3: # "\n#{' '*indent}<cref>\n#{inner(el.value, indent, opts).rstrip}\n#{' '*indent}</cref>" content = inner(el.value, indent, opts).strip content = escape_html(content.sub(/\A<t>(.*)<\/t>\z/m) {$1}, :text) # text only... name = el.[:name].sub(/\A[0-9]/) {"_" << $&} while @footnote_names_in_use[name] do if name =~ /:\d+\z/ name.succ! else name << ":1" end end @footnote_names_in_use[name] = true attrstring = el_html_attributes_with(el, {"anchor" => name}) "\n#{' '*indent}<cref#{attrstring}>#{content}</cref>" end |
#convert_header(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 230 def convert_header(el, indent, opts) # todo: handle appendix tags el = el.deep_clone = @doc ? @doc. : @options # XXX: 0.11 vs. 0.12 if [:auto_ids] && !el.attr['anchor'] el.attr['anchor'] = saner_generate_id(el.[:raw_text]) end clean, irefs = clean_pcdata(inner_a(el, indent, opts)) el.attr['title'] = clean "#{end_sections(el.[:level], indent)}#{' '*indent}<section#{@sec_level += 1; el_html_attributes(el)}>#{irefs}\n" end |
#convert_hr(el, indent, opts) ⇒ Object
misuse for page break
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# File 'lib/kramdown-rfc2629.rb', line 242 def convert_hr(el, indent, opts) # misuse for page break "#{' '*indent}<t><vspace blankLines='999' /></t>\n" end |
#convert_html_element(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 300 def convert_html_element(el, indent, opts) res = inner(el, indent, opts) if el.[:category] == :span "<#{el.value}#{el_html_attributes(el)}" << (!res.empty? ? ">#{res}</#{el.value}>" : " />") else output = '' output << ' '*indent if !el.[:parent_is_raw] output << "<#{el.value}#{el_html_attributes(el)}" if !res.empty? && el.[:parse_type] != :block output << ">#{res}</#{el.value}>" elsif !res.empty? output << ">\n#{res}" << ' '*indent << "</#{el.value}>" elsif HTML_TAGS_WITH_BODY.include?(el.value) output << "></#{el.value}>" else output << " />" end output << "\n" if el.[:outer_element] || !el.[:parent_is_raw] output end end |
#convert_img(el, indent, opts) ⇒ Object
misuse the tag!
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# File 'lib/kramdown-rfc2629.rb', line 478 def convert_img(el, indent, opts) # misuse the tag! if a = el.attr alt = a.delete('alt').strip alt = '' if alt == '!' # work around re-wrap uglyness if anchor = a.delete('src') a['target'] = anchor end end if alt == ":include:" # Really bad misuse of tag... to_insert = "" anchor.scan(/(W3C|3GPP|[A-Z-]+)[.]?([A-Za-z0-9.-]+)/) do |t, n| fn = "reference.#{t}.#{n}.xml" sub = XML_RESOURCE_ORG_MAP[t] puts "Huh: ${fn}" unless sub url = "#{XML_RESOURCE_ORG_PREFIX}/#{sub}/#{fn}" to_insert = get_and_cache_resource(url) to_insert.scrub! rescue nil # only do this for Ruby >= 2.1 end to_insert.gsub(/<\?xml version=["']1.0["'] encoding=["']UTF-8["']\?>/, ''). gsub(/(anchor=["'])([0-9])/) { "#{$1}_#{$2}"} # can't start an ID with a number else "<xref#{el_html_attributes(el)}>#{alt}</xref>" end end |
#convert_iref(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 598 def convert_iref(el, indent, opts) iref_attr(el.attr['target']) end |
#convert_li(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 260 def convert_li(el, indent, opts) res_a = inner_a(el, indent, opts) if el.children.empty? || el.children.first.[:category] == :span res = res_a.join('') else # merge multiple <t> elements res = res_a.select { |x| x.strip != '' }.map { |x| x.sub(/\A\s*<t>(.*)<\/t>\s*\Z/m) { $1} }.join("#{' '*indent}<vspace blankLines='1'/>\n").gsub(%r{(</list>)\s*<vspace blankLines='1'/>}) { $1 }.gsub(%r{<vspace blankLines='1'/>\s*(<list)}) { $1 } end "#{' '*indent}<t#{el_html_attributes(el)}>#{res}#{(res =~ /\n\Z/ ? ' '*indent : '')}</t>\n" end |
#convert_math(el, indent, opts) ⇒ Object
XXX: This is wrong
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# File 'lib/kramdown-rfc2629.rb', line 561 def convert_math(el, indent, opts) # XXX: This is wrong el = el.deep_clone if el.[:category] == :block el.attr['artwork-type'] ||= '' el.attr['artwork-type'] += (el.attr['artwork-type'].empty? ? '' : ' ') + 'math' artwork_attr = {} el.attr.each do |k, v| if md = k.match(/\Aartwork-(.*)/) el.attr.delete(k) artwork_attr[md[1]] = v end end result, _s = Open3.capture2("tex2mail -noindent -ragged -by_par -linelength=69", stdin_data: el.value); # warn "*** tex2mail not in path?" unless s.success? -- doesn't have useful status "#{' '*indent}<figure#{el_html_attributes(el)}><artwork#{html_attributes(artwork_attr)}><![CDATA[#{result}#{result =~ /\n\Z/ ? '' : "\n"}]]></artwork></figure>\n" else warn "*** no support for inline math in XML2RFCv2" type = 'spanx' attrstring = el_html_attributes_with(el, {"style" => 'verb'}) "<#{type}#{attrstring}>#{escape_html(el.value, :text)}</#{type}>" end end |
#convert_p(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 141 def convert_p(el, indent, opts) if (el.children.size == 1 && el.children[0].type == :img) || opts[:unpacked] inner(el, indent, opts) # Part of the bad reference hack else "#{' '*indent}<t#{el_html_attributes(el)}>#{inner(el, indent, opts)}</t>\n" end end |
#convert_raw(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 526 def convert_raw(el, indent, opts) end_sections(1, indent) + el.value + (el.[:category] == :block ? "\n" : '') end |
#convert_root(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 620 def convert_root(el, indent, opts) result = inner(el, indent, opts) end |
#convert_smart_quote(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 557 def convert_smart_quote(el, indent, opts) entity_to_str(smart_quote_entity(el)) end |
#convert_table(el, indent, opts) ⇒ Object
This only works for tables with headers
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# File 'lib/kramdown-rfc2629.rb', line 335 def convert_table(el, indent, opts) # This only works for tables with headers alignment = el.[:alignment].map { |al| ALIGNMENTS[al]} cols = (el.attr.delete("cols") || "").split(' ') "#{' '*indent}<texttable#{el_html_attributes(el)}>\n#{inner(el, indent, opts.merge(table_alignment: alignment, table_cols: cols))}#{' '*indent}</texttable>\n" end |
#convert_td(el, indent, opts) ⇒ Object Also known as: convert_th
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# File 'lib/kramdown-rfc2629.rb', line 348 def convert_td(el, indent, opts) if alignment = opts[:table_alignment] alignment = alignment.shift if cols = opts[:table_cols].shift md = cols.match(/(\d*(|em|[%*]))([lrc])/) if md[1].to_i != 0 widthval = md[1] widthval << "em" if md[2].empty? widthopt = "width='#{widthval}' " end alignment = COLS_ALIGN[md[3]] || :left end end if alignment res, irefs = clean_pcdata(inner_a(el, indent, opts)) warn "*** lost markup #{irefs} in table heading" unless irefs.empty? "#{' '*indent}<ttcol #{widthopt}align='#{alignment}'#{el_html_attributes(el)}>#{res.empty? ? " " : res}</ttcol>\n" # XXX need clean_pcdata else res = inner(el, indent, opts) "#{' '*indent}<c#{el_html_attributes(el)}>#{res.empty? ? " " : res}</c>\n" end end |
#convert_text(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 137 def convert_text(el, indent, opts) escape_html(el.value, :text) end |
#convert_thead(el, indent, opts) ⇒ Object Also known as: convert_tbody, convert_tfoot, convert_tr
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# File 'lib/kramdown-rfc2629.rb', line 341 def convert_thead(el, indent, opts) inner(el, indent, opts) end |
#convert_typographic_sym(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 553 def convert_typographic_sym(el, indent, opts) TYPOGRAPHIC_SYMS[el.value].map {|e| entity_to_str(e)}.join('') end |
#convert_ul(el, indent, opts) ⇒ Object Also known as: convert_ol, convert_dl
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# File 'lib/kramdown-rfc2629.rb', line 248 def convert_ul(el, indent, opts) opts = opts.merge(vspace: el.attr.delete('vspace')) attrstring = el_html_attributes_with(el, {"style" => STYLES[el.type]}) if opts[:unpacked] "#{' '*indent}<list#{attrstring}>\n#{inner(el, indent, opts)}#{' '*indent}</list>\n" else "#{' '*indent}<t><list#{attrstring}>\n#{inner(el, indent, opts)}#{' '*indent}</list></t>\n" end end |
#convert_xml_comment(el, indent, opts) ⇒ Object Also known as: convert_xml_pi, convert_html_doctype
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# File 'lib/kramdown-rfc2629.rb', line 322 def convert_xml_comment(el, indent, opts) if el.[:category] == :block && !el.[:parent_is_raw] ' '*indent + el.value + "\n" else el.value end end |
#convert_xref(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 399 def convert_xref(el, indent, opts) target = el.attr['target'] if target[0] == "&" "#{target};" elsif target =~ %r{\A\w+:(?://|.*@)} "<eref#{el_html_attributes(el)}/>" else "<xref#{el_html_attributes(el)}/>" end end |
#el_html_attributes(el) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 89 def el_html_attributes(el) html_attributes(el.attr) end |
#el_html_attributes_with(el, defattr) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 92 def el_html_attributes_with(el, defattr) html_attributes(defattr.merge(el.attr)) end |
#end_sections(to_level, indent) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 205 def end_sections(to_level, indent) if indent < 0 indent = 0 end if @sec_level >= to_level delta = (@sec_level - to_level) @sec_level = to_level "#{' '*indent}</section>\n" * delta else $stderr.puts "Incorrect section nesting: Need to start with 1" end end |
#get_and_cache_resource(url, tn = Time.now, tvalid = 7200) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 411 def get_and_cache_resource(url, tn = Time.now, tvalid = 7200) Dir.mkdir(REFCACHEDIR) unless Dir.exists?(REFCACHEDIR) fn = "#{REFCACHEDIR}/#{File.basename(url)}" f = File.stat(fn) rescue nil if !f || tn - f.ctime >= tvalid if f = "renewing (stale by #{"%.1f" % ((tn-f.ctime)/86400)} days)" fetch_timeout = 10 # seconds, give up quickly if just renewing else = "fetching" fetch_timeout = 60 # seconds; long timeout needed for Travis end $stderr.puts "#{fn}: #{}" if ENV["HAVE_WGET"] `cd #{REFCACHEDIR}; wget -t 3 -T #{fetch_timeout} -Nnv "#{url}"` # ignore errors if offline (hack) begin File.utime nil, nil, fn rescue Errno::ENOENT warn "Can't fetch #{url} -- is wget in path?" end else require 'open-uri' require 'socket' require 'openssl' require 'timeout' begin Timeout::timeout(fetch_timeout) do = {} if ENV["KRAMDOWN_DONT_VERIFY_HTTPS"] [:ssl_verify_mode] = OpenSSL::SSL::VERIFY_NONE end # workaround for OpenSSL on Windows... open(url, ) do |uf| s = uf.read if uf.status[0] != "200" warn "*** Status code #{status} while fetching #{url}" else File.write(fn, s) end end end rescue OpenURI::HTTPError, SocketError, Timeout::Error => e warn "*** #{e} while fetching #{url}" end end end File.read(fn) # this blows up if no cache available after fetch attempt end |
#inner(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 129 def inner(el, indent, opts) inner_a(el, indent, opts).join('') end |
#inner_a(el, indent, opts) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 121 def inner_a(el, indent, opts) indent += INDENTATION el.children.map do |inner_el| inner_el.rfc2629_fix send("convert_#{inner_el.type}", inner_el, indent, opts) end end |
#iref_attr(s) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 588 def iref_attr(s) md = s.match(IREF_RE) attr = { item: md[2] || md[3], subitem: md[4] || md[5], primary: md[1] && 'true', } "<iref#{html_attributes(attr)}/>" end |
#saner_generate_id(value) ⇒ Object
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# File 'lib/kramdown-rfc2629.rb', line 149 def saner_generate_id(value) generate_id(value).gsub(/-+/, '-') end |