Module: Html2Doc
- Defined in:
- lib/html2doc/base.rb,
lib/html2doc/math.rb,
lib/html2doc/mime.rb,
lib/html2doc/lists.rb,
lib/html2doc/notes.rb,
lib/html2doc/version.rb
Constant Summary collapse
- NOKOHEAD =
<<~HERE.freeze <!DOCTYPE html SYSTEM "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title></title> <meta charset="UTF-8" /> </head> <body> </body> </html> HERE
- DOCTYPE =
<<~"DOCTYPE".freeze <!DOCTYPE html SYSTEM "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> DOCTYPE
- PRINT_VIEW =
<<~XML.freeze <!--[if gte mso 9]> <xml> <w:WordDocument> <w:View>Print</w:View> <w:Zoom>100</w:Zoom> <w:DoNotOptimizeForBrowser/> </w:WordDocument> </xml> <![endif]--> <meta http-equiv=Content-Type content="text/html; charset=utf-8"/> XML
- IMAGE_PATH =
"//*[local-name() = 'img' or local-name() = 'imagedata']".freeze
- TOPLIST =
"[not(ancestor::ul) and not(ancestor::ol)]".freeze
- FN =
"<span class='MsoFootnoteReference'>"\ "<span style='mso-special-character:footnote'/></span>".freeze
- VERSION =
"1.0.6".freeze
Class Method Summary collapse
- .add_stylesheet(head, title, css) ⇒ Object
- .asciimath_to_mathml(doc, delims) ⇒ Object
- .asciimath_to_mathml1(x) ⇒ Object
- .bookmarks(docxml) ⇒ Object
- .cleanup(docxml, hash) ⇒ Object
- .create_dir(filename, dir) ⇒ Object
- .define_head(docxml, hash) ⇒ Object
- .define_head1(docxml, dir) ⇒ Object
-
.esc_space(xml) ⇒ Object
escape space as 2; we are removing any spaces generated by XML indentation.
- .filename_substitute(stylesheet, header_filename, filename) ⇒ Object
- .footnote?(a) ⇒ Boolean
-
.footnote_cleanup(docxml) ⇒ Object
We expect that the content of the footnote text received is one or more text containers, p or aside or div (which we have already converted to p).
- .footnote_container(docxml, i) ⇒ Object
- .footnote_div_to_p(f) ⇒ Object
- .footnotes(docxml) ⇒ Object
- .from_xhtml(xml) ⇒ Object
- .generate_filelist(filename, dir) ⇒ Object
-
.header_image_cleanup(doc, dir, filename, localdir) ⇒ Object
do not parse the header through Nokogiri, since it will contain non-XML like <![if !supportFootnotes]>.
- .header_image_cleanup1(a, dir, filename, localdir) ⇒ Object
-
.image_cleanup(docxml, dir, localdir) ⇒ Object
only processes locally stored images.
-
.image_resize(i, path, maxheight, maxwidth) ⇒ Object
max width for Word document is 400, max height is 680.
- .list2para(u) ⇒ Object
- .list_add(xpath, liststyles, listtype, level) ⇒ Object
- .list_add1(li, liststyles, listtype, level) ⇒ Object
- .lists(docxml, liststyles) ⇒ Object
- .lists1(docxml, liststyles, k) ⇒ Object
- .lists_unstyled(docxml, liststyles) ⇒ Object
- .mathml_insert_rows(m, docnamespaces) ⇒ Object
- .mathml_preserve_space(m, docnamespaces) ⇒ Object
- .mathml_to_ooml(docxml) ⇒ Object
- .mime_attachment(boundary, filename, item, dir) ⇒ Object
- .mime_boundary ⇒ Object
- .mime_package(result, filename, dir) ⇒ Object
- .mime_preamble(boundary, filename, result) ⇒ Object
- .mime_type(item) ⇒ Object
- .mkuuid ⇒ Object
- .msonormal(docxml) ⇒ Object
- .msword_fix(r) ⇒ Object
- .namespace(root) ⇒ Object
-
.ooxml_cleanup(m, docnamespaces) ⇒ Object
random fixes to MathML input that OOXML needs to render properly.
- .process(result, hash) ⇒ Object
- .process_footnote_link(docxml, a, i, fn) ⇒ Object
- .process_footnote_texts(docxml, footnotes) ⇒ Object
- .process_header(headerfile, hash) ⇒ Object
- .process_html(result, hash) ⇒ Object
- .rm_temp_files(filename, dir, dir1) ⇒ Object
- .rootnamespace(root) ⇒ Object
- .set_footnote_link_attrs(a, i) ⇒ Object
- .style_list(li, level, liststyle, listnumber) ⇒ Object
- .stylesheet(filename, header_filename, fn) ⇒ Object
- .to_xhtml(xml) ⇒ Object
- .toPlane1(x, font) ⇒ Object
- .transform_footnote_text(note) ⇒ Object
-
.uncenter(m, ooxml) ⇒ Object
if oomml has no siblings, by default it is centered; override this with left/right if parent is so tagged.
- .unitalic(m) ⇒ Object
- .unwrap_accents(doc) ⇒ Object
- .warnsvg(src) ⇒ Object
Class Method Details
.add_stylesheet(head, title, css) ⇒ Object
159 160 161 162 163 164 165 166 167 |
# File 'lib/html2doc/base.rb', line 159 def self.add_stylesheet(head, title, css) if head.children.empty? head.add_child css elsif title.nil? head.children.first.add_previous_sibling css else title.add_next_sibling css end end |
.asciimath_to_mathml(doc, delims) ⇒ Object
18 19 20 21 22 23 24 25 26 27 |
# File 'lib/html2doc/math.rb', line 18 def self.asciimath_to_mathml(doc, delims) return doc if delims.nil? || delims.size < 2 m = doc.split(/(#{Regexp.escape(delims[0])}|#{Regexp.escape(delims[1])})/) m.each_slice(4).map.with_index do |(*a), i| i % 500 == 0 && m.size > 1000 && i > 0 and warn "MathML #{i} of #{(m.size / 4).floor}" a[2].nil? || a[2] = asciimath_to_mathml1(a[2]) a.size > 1 ? a[0] + a[2] : a[0] end.join end |
.asciimath_to_mathml1(x) ⇒ Object
12 13 14 15 16 |
# File 'lib/html2doc/math.rb', line 12 def self.asciimath_to_mathml1(x) AsciiMath::MathMLBuilder.new(:msword => true).append_expression( AsciiMath.parse(HTMLEntities.new.decode(x)).ast).to_s. gsub(/<math>/, "<math xmlns='http://www.w3.org/1998/Math/MathML'>") end |
.bookmarks(docxml) ⇒ Object
182 183 184 185 186 187 188 189 190 191 192 193 |
# File 'lib/html2doc/base.rb', line 182 def self.bookmarks(docxml) docxml.xpath("//*[@id][not(@name)][not(@style = 'mso-element:footnote')]").each do |x| next if x["id"].empty? next if %w(shapetype v:shapetype shape v:shape).include? x.name if x.children.empty? x.add_child("<a name='#{x["id"]}'></a>") else x.children.first.previous = "<a name='#{x["id"]}'></a>" end x.delete("id") end end |
.cleanup(docxml, hash) ⇒ Object
46 47 48 49 50 51 52 53 54 55 |
# File 'lib/html2doc/base.rb', line 46 def self.cleanup(docxml, hash) namespace(docxml.root) image_cleanup(docxml, hash[:dir1], File.dirname(hash[:filename])) mathml_to_ooml(docxml) lists(docxml, hash[:liststyles]) footnotes(docxml) bookmarks(docxml) msonormal(docxml) docxml end |
.create_dir(filename, dir) ⇒ Object
27 28 29 30 31 32 |
# File 'lib/html2doc/base.rb', line 27 def self.create_dir(filename, dir) return dir if dir dir = "#{filename}_files" Dir.mkdir(dir) unless File.exists?(dir) dir end |
.define_head(docxml, hash) ⇒ Object
150 151 152 153 154 155 156 157 |
# File 'lib/html2doc/base.rb', line 150 def self.define_head(docxml, hash) title = docxml.at("//*[local-name() = 'head']/*[local-name() = 'title']") head = docxml.at("//*[local-name() = 'head']") css = stylesheet(hash[:filename], hash[:header_file], hash[:stylesheet]) add_stylesheet(head, title, css) define_head1(docxml, hash[:dir1]) rootnamespace(docxml.root) end |
.define_head1(docxml, dir) ⇒ Object
122 123 124 125 126 127 128 129 |
# File 'lib/html2doc/base.rb', line 122 def self.define_head1(docxml, dir) docxml.xpath("//*[local-name() = 'head']").each do |h| h.children.first.add_previous_sibling <<~XML #{PRINT_VIEW} <link rel="File-List" href="#{File.basename(dir)}/filelist.xml"/> XML end end |
.esc_space(xml) ⇒ Object
escape space as 2; we are removing any spaces generated by XML indentation
136 137 138 139 140 141 142 |
# File 'lib/html2doc/math.rb', line 136 def self.esc_space(xml) xml.traverse do |n| next unless n.text? n = n.text.gsub(/ /, "2") end xml end |
.filename_substitute(stylesheet, header_filename, filename) ⇒ Object
131 132 133 134 135 136 137 138 |
# File 'lib/html2doc/base.rb', line 131 def self.filename_substitute(stylesheet, header_filename, filename) if header_filename.nil? stylesheet.gsub!(/\n[^\n]*FILENAME[^\n]*i\n/, "\n") else stylesheet.gsub!(/FILENAME/, File.basename(filename)) end stylesheet end |
.footnote?(a) ⇒ Boolean
79 80 81 82 |
# File 'lib/html2doc/notes.rb', line 79 def self.footnote?(a) a["epub:type"]&.casecmp("footnote")&.zero? || a["class"]&.casecmp("footnote")&.zero? end |
.footnote_cleanup(docxml) ⇒ Object
We expect that the content of the footnote text received is one or more text containers, p or aside or div (which we have already converted to p). We do not expect any <a name> or links back to text; if they are present in the HTML, they need to have been cleaned out before passing to this gem
96 97 98 99 100 101 102 103 |
# File 'lib/html2doc/notes.rb', line 96 def self.footnote_cleanup(docxml) docxml.xpath('//div[@style="mso-element:footnote"]/a'). each do |x| n = x.next_element n&.children&.first&.add_previous_sibling(x.remove) end docxml end |
.footnote_container(docxml, i) ⇒ Object
39 40 41 42 43 44 45 46 47 |
# File 'lib/html2doc/notes.rb', line 39 def self.footnote_container(docxml, i) ref = docxml&.at("//a[@href='#_ftn#{i}']")&.children&.to_xml(indent: 0). gsub(/>\n</, "><") || FN <<~DIV <div style='mso-element:footnote' id='ftn#{i}'> <a style='mso-footnote-id:ftn#{i}' href='#_ftn#{i}' name='_ftnref#{i}' title='' id='_ftnref#{i}'>#{ref.strip}</a></div> DIV end |
.footnote_div_to_p(f) ⇒ Object
25 26 27 28 29 30 31 32 33 34 |
# File 'lib/html2doc/notes.rb', line 25 def self.footnote_div_to_p(f) if %w{div aside}.include? f.name if f.at(".//p") f.replace(f.children) else f.name = "p" f["class"] = "MsoFootnoteText" end end end |
.footnotes(docxml) ⇒ Object
4 5 6 7 8 9 10 11 12 |
# File 'lib/html2doc/notes.rb', line 4 def self.footnotes(docxml) i = 1 fn = [] docxml.xpath("//a").each do |a| next unless process_footnote_link(docxml, a, i, fn) i += 1 end process_footnote_texts(docxml, fn) end |
.from_xhtml(xml) ⇒ Object
78 79 80 81 82 |
# File 'lib/html2doc/base.rb', line 78 def self.from_xhtml(xml) xml.to_xml.sub(%{ xmlns="http://www.w3.org/1999/xhtml"}, ""). sub(DOCTYPE, ""). gsub(%{ />}, "/>") end |
.generate_filelist(filename, dir) ⇒ Object
128 129 130 131 132 133 134 135 136 137 138 |
# File 'lib/html2doc/mime.rb', line 128 def self.generate_filelist(filename, dir) File.open(File.join(dir, "filelist.xml"), "w") do |f| f.write %{<xml xmlns:o="urn:schemas-microsoft-com:office:office"> <o:MainFile HRef="../#{filename}.htm"/>} Dir.entries(dir).sort.each do |item| next if item == "." || item == ".." || /^\./.match(item) f.write %{ <o:File HRef="#{item}"/>\n} end f.write("</xml>\n") end end |
.header_image_cleanup(doc, dir, filename, localdir) ⇒ Object
do not parse the header through Nokogiri, since it will contain non-XML like <![if !supportFootnotes]>
108 109 110 111 112 |
# File 'lib/html2doc/mime.rb', line 108 def self.header_image_cleanup(doc, dir, filename, localdir) doc.split(%r{(<img [^>]*>|<v:imagedata [^>]*>)}).each_slice(2).map do |a| header_image_cleanup1(a, dir, filename, localdir) end.join end |
.header_image_cleanup1(a, dir, filename, localdir) ⇒ Object
114 115 116 117 118 119 120 121 122 123 124 125 126 |
# File 'lib/html2doc/mime.rb', line 114 def self.header_image_cleanup1(a, dir, filename, localdir) if a.size == 2 && !(/ src="https?:/.match a[1]) && !(%r{ src="data:image/[^;]+;base64}.match a[1]) m = / src=['"](?<src>[^"']+)['"]/.match a[1] #warnsvg(m[:src]) m2 = /\.(?<suffix>[a-zA-Z_0-9]+)$/.match m[:src] new_filename = "#{mkuuid}.#{m2[:suffix]}" old_filename = %r{^([A-Z]:)?/}.match(m[:src]) ? m[:src] : File.join(localdir, m[:src]) FileUtils.cp old_filename, File.join(dir, new_filename) a[1].sub!(%r{ src=['"](?<src>[^"']+)['"]}, " src='file:///C:/Doc/#{filename}_files/#{new_filename}'") end a.join end |
.image_cleanup(docxml, dir, localdir) ⇒ Object
only processes locally stored images
90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 |
# File 'lib/html2doc/mime.rb', line 90 def self.image_cleanup(docxml, dir, localdir) docxml.traverse do |i| next unless i.element? && %w(img v:imagedata).include?(i.name) #warnsvg(i["src"]) next if /^http/.match i["src"] next if %r{^data:image/[^;]+;base64}.match i["src"] local_filename = %r{^([A-Z]:)?/}.match(i["src"]) ? i["src"] : File.join(localdir, i["src"]) new_filename = "#{mkuuid}#{File.extname(i["src"])}" FileUtils.cp local_filename, File.join(dir, new_filename) i["width"], i["height"] = image_resize(i, local_filename, 680, 400) i["src"] = File.join(File.basename(dir), new_filename) end docxml end |
.image_resize(i, path, maxheight, maxwidth) ⇒ Object
max width for Word document is 400, max height is 680
67 68 69 70 71 72 73 74 75 76 77 |
# File 'lib/html2doc/mime.rb', line 67 def self.image_resize(i, path, maxheight, maxwidth) realSize = ImageSize.path(path).size s = [i["width"].to_i, i["height"].to_i] s = realSize if s[0].zero? && s[1].zero? return [nil, nil] if realSize[0].nil? || realSize[1].nil? s[1] = s[0] * realSize[1] / realSize[0] if s[1].zero? && !s[0].zero? s[0] = s[1] * realSize[0] / realSize[1] if s[0].zero? && !s[1].zero? s = [(s[0] * maxheight / s[1]).ceil, maxheight] if s[1] > maxheight s = [maxwidth, (s[1] * maxwidth / s[0]).ceil] if s[0] > maxwidth s end |
.list2para(u) ⇒ Object
48 49 50 51 52 53 54 55 56 57 58 59 60 |
# File 'lib/html2doc/lists.rb', line 48 def self.list2para(u) return if u.xpath("./li").empty? u.xpath("./li").first["class"] ||= "MsoListParagraphCxSpFirst" u.xpath("./li").last["class"] ||= "MsoListParagraphCxSpLast" u.xpath("./li/p").each { |p| p["class"] ||= "MsoListParagraphCxSpMiddle" } u.xpath("./li").each do |l| l.name = "p" l["class"] ||= "MsoListParagraphCxSpMiddle" l&.first_element_child&.name == "p" and l.first_element_child.replace(l.first_element_child.children) end u.replace(u.children) end |
.list_add(xpath, liststyles, listtype, level) ⇒ Object
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 |
# File 'lib/html2doc/lists.rb', line 32 def self.list_add(xpath, liststyles, listtype, level) xpath.each_with_index do |list, i| @listnumber += 1 if level == 1 list["seen"] = true if level == 1 list["id"] ||= UUIDTools::UUID.random_create (list.xpath(".//li") - list.xpath(".//ol//li | .//ul//li")).each do |li| style_list(li, level, liststyles[listtype], @listnumber) list_add1(li, liststyles, listtype, level) end list.xpath(".//ul[not(ancestor::li/ancestor::*/@id = '#{list['id']}')] | "\ ".//ol[not(ancestor::li/ancestor::*/@id = '#{list['id']}')]").each do |li| list_add1(li.parent, liststyles, listtype, level-1) end end end |
.list_add1(li, liststyles, listtype, level) ⇒ Object
18 19 20 21 22 23 24 25 26 27 28 29 30 |
# File 'lib/html2doc/lists.rb', line 18 def self.list_add1(li, liststyles, listtype, level) if [:ul, :ol].include? listtype list_add(li.xpath(".//ul") - li.xpath(".//ul//ul | .//ol//ul"), liststyles, :ul, level + 1) list_add(li.xpath(".//ol") - li.xpath(".//ul//ol | .//ol//ol"), liststyles, :ol, level + 1) else list_add(li.xpath(".//ul") - li.xpath(".//ul//ul | .//ol//ul"), liststyles, listtype, level + 1) list_add(li.xpath(".//ol") - li.xpath(".//ul//ol | .//ol//ol"), liststyles, listtype, level + 1) end end |
.lists(docxml, liststyles) ⇒ Object
87 88 89 90 91 92 93 94 |
# File 'lib/html2doc/lists.rb', line 87 def self.lists(docxml, liststyles) return if liststyles.nil? @listnumber = 0 liststyles.each_key { |k| lists1(docxml, liststyles, k) } lists_unstyled(docxml, liststyles) liststyles.has_key?(:ul) and docxml.xpath("//ul").each { |u| list2para(u) } liststyles.has_key?(:ol) and docxml.xpath("//ol").each { |u| list2para(u) } end |
.lists1(docxml, liststyles, k) ⇒ Object
64 65 66 67 68 69 70 71 72 73 74 75 |
# File 'lib/html2doc/lists.rb', line 64 def self.lists1(docxml, liststyles, k) case k when :ul then list_add(docxml.xpath("//ul[not(@class)]#{TOPLIST}"), liststyles, :ul, 1) when :ol then list_add(docxml.xpath("//ol[not(@class)]#{TOPLIST}"), liststyles, :ol, 1) else list_add(docxml.xpath("//ol[@class = '#{k.to_s}']#{TOPLIST} | "\ "//ul[@class = '#{k.to_s}']#{TOPLIST}"), liststyles, k, 1) end end |
.lists_unstyled(docxml, liststyles) ⇒ Object
77 78 79 80 81 82 83 84 85 |
# File 'lib/html2doc/lists.rb', line 77 def self.lists_unstyled(docxml, liststyles) list_add(docxml.xpath("//ul#{TOPLIST}[not(@seen)]"), liststyles, :ul, 1) if liststyles.has_key?(:ul) list_add(docxml.xpath("//ol#{TOPLIST}[not(@seen)]"), liststyles, :ul, 1) if liststyles.has_key?(:ol) docxml.xpath("//ul[@seen] | //ol[@seen]").each do |l| l.delete("seen") end end |
.mathml_insert_rows(m, docnamespaces) ⇒ Object
46 47 48 49 50 51 52 53 |
# File 'lib/html2doc/math.rb', line 46 def self.mathml_insert_rows(m, docnamespaces) m.xpath(%w(msup msub msubsup munder mover munderover). map { |m| ".//xmlns:#{m}" }.join(" | "), docnamespaces).each do |x| next unless x.next_element && x.next_element != "mrow" x.next_element.wrap("<mrow/>") end m end |
.mathml_preserve_space(m, docnamespaces) ⇒ Object
55 56 57 58 59 60 |
# File 'lib/html2doc/math.rb', line 55 def self.mathml_preserve_space(m, docnamespaces) m.xpath(".//xmlns:mtext", docnamespaces).each do |x| x.children = x.children.to_xml.gsub(/^\s/, " ").gsub(/\s$/, " ") end m end |
.mathml_to_ooml(docxml) ⇒ Object
116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 |
# File 'lib/html2doc/math.rb', line 116 def self.mathml_to_ooml(docxml) docnamespaces = docxml.collect_namespaces m = docxml.xpath("//*[local-name() = 'math']") m.each_with_index do |x, i| i % 100 == 0 && m.size > 500 && i > 0 and warn "Math OOXML #{i} of #{m.size}" element = ooxml_cleanup(x, docnamespaces) doc = Nokogiri::XML::Document::new() doc.root = element ooxml = (unitalic(esc_space(@xsltemplate.transform(doc)))).to_s. gsub(/<\?[^>]+>\s*/, ""). gsub(/ xmlns(:[^=]+)?="[^"]+"/, ""). gsub(%r{<(/)?(?!span)(?!em)([a-z])}, "<\\1m:\\2") ooxml = uncenter(x, ooxml) x.swap(ooxml) end end |
.mime_attachment(boundary, filename, item, dir) ⇒ Object
22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 |
# File 'lib/html2doc/mime.rb', line 22 def self.(boundary, filename, item, dir) content_type = mime_type(item) text_mode = %w[text application].any? { |p| content_type.start_with? p } path = File.join(dir, item) content = text_mode ? File.read(path, encoding: "utf-8") : IO.binread(path) encoded_file = Base64.strict_encode64(content).gsub(/(.{76})/, "\\1\n") <<~"FILE" --#{boundary} Content-Location: file:///C:/Doc/#{File.basename(filename)}_files/#{item} Content-Transfer-Encoding: base64 Content-Type: #{content_type} #{encoded_file} FILE end |
.mime_boundary ⇒ Object
48 49 50 51 |
# File 'lib/html2doc/mime.rb', line 48 def self.mime_boundary salt = UUIDTools::UUID.random_create.to_s.gsub(/-/, ".")[0..17] "----=_NextPart_#{salt}" end |
.mime_package(result, filename, dir) ⇒ Object
53 54 55 56 57 58 59 60 61 62 63 64 |
# File 'lib/html2doc/mime.rb', line 53 def self.mime_package(result, filename, dir) boundary = mime_boundary mhtml = mime_preamble(boundary, filename, result) mhtml += (boundary, filename, "filelist.xml", dir) Dir.foreach(dir) do |item| next if item == "." || item == ".." || /^\./.match(item) || item == "filelist.xml" mhtml += (boundary, filename, item, dir) end mhtml += "--#{boundary}--" File.open("#{filename}.doc", "w:UTF-8") { |f| f.write mhtml } end |
.mime_preamble(boundary, filename, result) ⇒ Object
8 9 10 11 12 13 14 15 16 17 18 19 20 |
# File 'lib/html2doc/mime.rb', line 8 def self.mime_preamble(boundary, filename, result) <<~"PREAMBLE" MIME-Version: 1.0 Content-Type: multipart/related; boundary="#{boundary}" --#{boundary} Content-Location: file:///C:/Doc/#{File.basename(filename)}.htm Content-Type: text/html; charset="utf-8" #{result} PREAMBLE end |
.mime_type(item) ⇒ Object
41 42 43 44 45 46 |
# File 'lib/html2doc/mime.rb', line 41 def self.mime_type(item) types = MIME::Types.type_for(item) type = types ? types.first.to_s : 'text/plain; charset="utf-8"' type = type + ' charset="utf-8"' if /^text/.match(type) && types type end |
.mkuuid ⇒ Object
81 82 83 |
# File 'lib/html2doc/mime.rb', line 81 def self.mkuuid UUIDTools::UUID.random_create.to_s end |
.msonormal(docxml) ⇒ Object
195 196 197 198 199 200 201 202 |
# File 'lib/html2doc/base.rb', line 195 def self.msonormal(docxml) docxml.xpath("//*[local-name() = 'p'][not(self::*[@class])]").each do |p| p["class"] = "MsoNormal" end docxml.xpath("//*[local-name() = 'li'][not(self::*[@class])]").each do |p| p["class"] = "MsoNormal" end end |
.msword_fix(r) ⇒ Object
84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 |
# File 'lib/html2doc/base.rb', line 84 def self.msword_fix(r) # brain damage in MSWord parser r.gsub!(%r{<span style="mso-special-character:footnote"/>}, '<span style="mso-special-character:footnote"></span>') r.gsub!(%r{<div style="mso-element:footnote-list"></div>}, '<div style="mso-element:footnote-list"/>') r.gsub!(%r{(<a style="mso-comment-reference:[^>/]+)/>}, "\\1></a>") r.gsub!(%r{<link rel="File-List"}, "<link rel=File-List") r.gsub!(%r{<meta http-equiv="Content-Type"}, "<meta http-equiv=Content-Type") r.gsub!(%r{></m:jc>}, "/>") r.gsub!(%r{></v:stroke>}, "/>") r.gsub!(%r{></v:f>}, "/>") r.gsub!(%r{></v:path>}, "/>") r.gsub!(%r{></o:lock>}, "/>") r.gsub!(%r{></v:imagedata>}, "/>") r.gsub!(%r{></w:wrap>}, "/>") r.gsub!(%r{&tab;|&tab;}, '<span style="mso-tab-count:1">  </span>') r = r.split(%r{(<m:oMath>|</m:oMath>)}).each_slice(4).map do |a| a.size > 2 and a[2] = a[2].gsub(/>\s+</, "><") a end.join r end |
.namespace(root) ⇒ Object
169 170 171 172 173 174 175 176 |
# File 'lib/html2doc/base.rb', line 169 def self.namespace(root) { o: "urn:schemas-microsoft-com:office:office", w: "urn:schemas-microsoft-com:office:word", v: "urn:schemas-microsoft-com:vml", m: "http://schemas.microsoft.com/office/2004/12/omml", }.each { |k, v| root.add_namespace_definition(k.to_s, v) } end |
.ooxml_cleanup(m, docnamespaces) ⇒ Object
random fixes to MathML input that OOXML needs to render properly
39 40 41 42 43 44 |
# File 'lib/html2doc/math.rb', line 39 def self.ooxml_cleanup(m, docnamespaces) m = unwrap_accents(mathml_preserve_space( mathml_insert_rows(m, docnamespaces), docnamespaces)) m.add_namespace(nil, "http://www.w3.org/1998/Math/MathML") m end |
.process(result, hash) ⇒ Object
10 11 12 13 14 15 16 17 18 |
# File 'lib/html2doc/base.rb', line 10 def self.process(result, hash) hash[:dir1] = create_dir(hash[:filename], hash[:dir]) result = process_html(result, hash) process_header(hash[:header_file], hash) generate_filelist(hash[:filename], hash[:dir1]) File.open("#{hash[:filename]}.htm", "w:UTF-8") { |f| f.write(result) } mime_package result, hash[:filename], hash[:dir1] rm_temp_files(hash[:filename], hash[:dir], hash[:dir1]) unless hash[:debug] end |
.process_footnote_link(docxml, a, i, fn) ⇒ Object
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 |
# File 'lib/html2doc/notes.rb', line 49 def self.process_footnote_link(docxml, a, i, fn) return false unless footnote?(a) href = a["href"].gsub(/^#/, "") note = docxml.at("//*[@name = '#{href}' or @id = '#{href}']") return false if note.nil? set_footnote_link_attrs(a, i) if a.at("./span[@class = 'MsoFootnoteReference']") a.children.each do |c| if c.name == "span" and c["class"] == "MsoFootnoteReference" c.replace(FN) else c.wrap("<span class='MsoFootnoteReference'></span>") end end else a.children = FN end fn << transform_footnote_text(note) end |
.process_footnote_texts(docxml, footnotes) ⇒ Object
14 15 16 17 18 19 20 21 22 23 |
# File 'lib/html2doc/notes.rb', line 14 def self.process_footnote_texts(docxml, footnotes) body = docxml.at("//body") list = body.add_child("<div style='mso-element:footnote-list'/>") footnotes.each_with_index do |f, i| fn = list.first.add_child(footnote_container(docxml, i + 1)) f.parent = fn.first footnote_div_to_p(f) end footnote_cleanup(docxml) end |
.process_header(headerfile, hash) ⇒ Object
20 21 22 23 24 25 |
# File 'lib/html2doc/base.rb', line 20 def self.process_header(headerfile, hash) return if headerfile.nil? doc = File.read(headerfile, encoding: "utf-8") doc = header_image_cleanup(doc, hash[:dir1], hash[:filename], File.dirname(hash[:filename])) File.open("#{hash[:dir1]}/header.html", "w:UTF-8") { |f| f.write(doc) } end |
.process_html(result, hash) ⇒ Object
34 35 36 37 38 |
# File 'lib/html2doc/base.rb', line 34 def self.process_html(result, hash) docxml = to_xhtml(asciimath_to_mathml(result, hash[:asciimathdelims])) define_head(cleanup(docxml, hash), hash) msword_fix(from_xhtml(docxml)) end |
.rm_temp_files(filename, dir, dir1) ⇒ Object
40 41 42 43 44 |
# File 'lib/html2doc/base.rb', line 40 def self.rm_temp_files(filename, dir, dir1) FileUtils.rm "#{filename}.htm" FileUtils.rm_f "#{dir1}/header.html" FileUtils.rm_r dir1 unless dir end |
.rootnamespace(root) ⇒ Object
178 179 180 |
# File 'lib/html2doc/base.rb', line 178 def self.rootnamespace(root) root.add_namespace(nil, "http://www.w3.org/TR/REC-html40") end |
.set_footnote_link_attrs(a, i) ⇒ Object
84 85 86 87 88 89 |
# File 'lib/html2doc/notes.rb', line 84 def self.set_footnote_link_attrs(a, i) a["style"] = "mso-footnote-id:ftn#{i}" a["href"] = "#_ftn#{i}" a["name"] = "_ftnref#{i}" a["title"] = "" end |
.style_list(li, level, liststyle, listnumber) ⇒ Object
8 9 10 11 12 13 14 15 16 |
# File 'lib/html2doc/lists.rb', line 8 def self.style_list(li, level, liststyle, listnumber) return unless liststyle if li["style"] li["style"] += ";" else li["style"] = "" end li["style"] += "mso-list:#{liststyle} level#{level} lfo#{listnumber};" end |
.stylesheet(filename, header_filename, fn) ⇒ Object
140 141 142 143 144 145 146 147 148 |
# File 'lib/html2doc/base.rb', line 140 def self.stylesheet(filename, header_filename, fn) (fn.nil? || fn.empty?) && fn = File.join(File.dirname(__FILE__), "wordstyle.css") stylesheet = File.read(fn, encoding: "UTF-8") stylesheet = filename_substitute(stylesheet, header_filename, filename) xml = Nokogiri::XML("<style/>") xml.children.first << Nokogiri::XML::Comment.new(xml, "\n#{stylesheet}\n") xml.root.to_s end |
.to_xhtml(xml) ⇒ Object
65 66 67 68 69 70 71 72 |
# File 'lib/html2doc/base.rb', line 65 def self.to_xhtml(xml) xml.gsub!(/<\?xml[^>]*>/, "") unless /<!DOCTYPE /.match xml xml = '<!DOCTYPE html SYSTEM "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">' + xml end Nokogiri::XML.parse(xml) end |
.toPlane1(x, font) ⇒ Object
108 109 110 111 112 113 114 |
# File 'lib/html2doc/math.rb', line 108 def self.toPlane1(x, font) x.traverse do |n| next unless n.text? n.replace(Plane1Converter.conv(HTMLEntities.new.decode(n.text), font)) end x end |
.transform_footnote_text(note) ⇒ Object
69 70 71 72 73 74 75 76 77 |
# File 'lib/html2doc/notes.rb', line 69 def self.transform_footnote_text(note) note["id"] = "" note.xpath(".//div").each { |div| div.replace(div.children) } note.xpath(".//aside | .//p").each do |p| p.name = "p" p["class"] = "MsoFootnoteText" end note.remove end |
.uncenter(m, ooxml) ⇒ Object
if oomml has no siblings, by default it is centered; override this with left/right if parent is so tagged
146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 |
# File 'lib/html2doc/math.rb', line 146 def self.uncenter(m, ooxml) if m.next == nil && m.previous == nil alignnode = m.at(".//ancestor::*[@style][local-name() = 'p' or "\ "local-name() = 'div' or local-name() = 'td']/@style") return ooxml unless alignnode if alignnode.text.include? ("text-align:left") ooxml = "<m:oMathPara><m:oMathParaPr><m:jc "\ "m:val='left'/></m:oMathParaPr>#{ooxml}</m:oMathPara>" elsif alignnode.text.include? ("text-align:right") ooxml = "<m:oMathPara><m:oMathParaPr><m:jc "\ "m:val='right'/></m:oMathParaPr>#{ooxml}</m:oMathPara>" end end ooxml end |
.unitalic(m) ⇒ Object
62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 |
# File 'lib/html2doc/math.rb', line 62 def self.unitalic(m) m.xpath(".//xmlns:r[xmlns:rPr[not(xmlns:scr)]/xmlns:sty[@m:val = 'p']]").each do |x| x.wrap("<span style='font-style:normal;'></span>") end m.xpath(".//xmlns:r[xmlns:rPr[not(xmlns:scr)]/xmlns:sty[@m:val = 'bi']]").each do |x| x.wrap("<span class='nostem' style='font-weight:bold;'><em></em></span>") end m.xpath(".//xmlns:r[xmlns:rPr[not(xmlns:scr)]/xmlns:sty[@m:val = 'i']]").each do |x| x.wrap("<span class='nostem'><em></em></span>") end m.xpath(".//xmlns:r[xmlns:rPr[not(xmlns:scr)]/xmlns:sty[@m:val = 'b']]").each do |x| x.wrap("<span style='font-style:normal;font-weight:bold;'></span>") end m.xpath(".//xmlns:r[xmlns:rPr/xmlns:scr[@m:val = 'monospace']]").each do |x| toPlane1(x, :monospace) end m.xpath(".//xmlns:r[xmlns:rPr/xmlns:scr[@m:val = 'double-struck']]").each do |x| toPlane1(x, :doublestruck) end m.xpath(".//xmlns:r[xmlns:rPr[not(xmlns:sty) or xmlns:sty/@m:val = 'p']/xmlns:scr[@m:val = 'script']]").each do |x| toPlane1(x, :script) end m.xpath(".//xmlns:r[xmlns:rPr[xmlns:sty/@m:val = 'b']/xmlns:scr[@m:val = 'script']]").each do |x| toPlane1(x, :scriptbold) end m.xpath(".//xmlns:r[xmlns:rPr[not(xmlns:sty) or xmlns:sty/@m:val = 'p']/xmlns:scr[@m:val = 'fraktur']]").each do |x| toPlane1(x, :fraktur) end m.xpath(".//xmlns:r[xmlns:rPr[xmlns:sty/@m:val = 'b']/xmlns:scr[@m:val = 'fraktur']]").each do |x| toPlane1(x, :frakturbold) end m.xpath(".//xmlns:r[xmlns:rPr[not(xmlns:sty) or xmlns:sty/@m:val = 'p']/xmlns:scr[@m:val = 'sans-serif']]").each do |x| toPlane1(x, :sans) end m.xpath(".//xmlns:r[xmlns:rPr[xmlns:sty/@m:val = 'b']/xmlns:scr[@m:val = 'sans-serif']]").each do |x| toPlane1(x, :sansbold) end m.xpath(".//xmlns:r[xmlns:rPr[xmlns:sty/@m:val = 'i']/xmlns:scr[@m:val = 'sans-serif']]").each do |x| toPlane1(x, :sansitalic) end m.xpath(".//xmlns:r[xmlns:rPr[xmlns:sty/@m:val = 'bi']/xmlns:scr[@m:val = 'sans-serif']]").each do |x| toPlane1(x, :sansbolditalic) end m end |
.unwrap_accents(doc) ⇒ Object
29 30 31 32 33 34 35 36 |
# File 'lib/html2doc/math.rb', line 29 def self.unwrap_accents(doc) doc.xpath("//*[@accent = 'true']").each do |x| x.elements.length > 1 or next x.elements[1].name == "mrow" and x.elements[1].replace(x.elements[1].children) end doc end |
.warnsvg(src) ⇒ Object
85 86 87 |
# File 'lib/html2doc/mime.rb', line 85 def self.warnsvg(src) warn "#{src}: SVG not supported" if /\.svg$/i.match(src) end |