Module: IsoDoc::Function::Utils
Constant Summary collapse
- NOKOHEAD =
add namespaces for Word fragments
<<~HERE <!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_HDR =
"<!DOCTYPE html SYSTEM "\ '"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">'
- CLAUSE_ANCESTOR =
".//ancestor::*[local-name() = 'annex' or "\ "local-name() = 'definitions' or "\ "local-name() = 'acknowledgements' or local-name() = 'term' or "\ "local-name() = 'appendix' or local-name() = 'foreword' or "\ "local-name() = 'introduction' or local-name() = 'terms' or "\ "local-name() = 'clause' or local-name() = 'references']/@id"
- NOTE_CONTAINER_ANCESTOR =
".//ancestor::*[local-name() = 'annex' or "\ "local-name() = 'foreword' or local-name() = 'appendix' or "\ "local-name() = 'introduction' or local-name() = 'terms' or "\ "local-name() = 'acknowledgements' or local-name() = 'term' or "\ "local-name() = 'clause' or local-name() = 'references' or "\ "local-name() = 'figure' or local-name() = 'formula' or "\ "local-name() = 'table' or local-name() = 'example']/@id"
Instance Method Summary collapse
- #attr_code(attributes) ⇒ Object
- #cleanup_entities(text) ⇒ Object
- #date_range(date) ⇒ Object
- #emf?(type) ⇒ Boolean
- #empty2nil(str) ⇒ Object
- #external_path(path) ⇒ Object
-
#extract_delims(text) ⇒ Object
avoid ‘; avoid {{ (Liquid Templates); avoid [[ (Javascript).
- #from_xhtml(xml) ⇒ Object
- #get_clause_id(node) ⇒ Object
- #get_note_container_id(node) ⇒ Object
- #header_strip(hdr) ⇒ Object
- #header_strip_elem?(elem) ⇒ Boolean
- #image_localfile(img) ⇒ Object
- #insert_tab(out, count) ⇒ Object
- #labelled_ancestor(node) ⇒ Object
- #liquid(doc) ⇒ Object
-
#noko(&block) ⇒ Object
block for processing XML document fragments as XHTML, to allow for HTMLentities.
- #ns(xpath) ⇒ Object
- #populate_template(docxml, _format = nil) ⇒ Object
- #save_dataimage(uri, _relative_dir = true) ⇒ Object
- #sentence_join(array) ⇒ Object
- #to_xhtml(xml) ⇒ Object
- #to_xhtml_fragment(xml) ⇒ Object
- #to_xhtml_prep(xml) ⇒ Object
Instance Method Details
#attr_code(attributes) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 39 def attr_code(attributes) attributes.compact.transform_values do |v| v.is_a?(String) ? HTMLEntities.new.decode(v) : v end end |
#cleanup_entities(text) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 216 def cleanup_entities(text) c = HTMLEntities.new text.split(/([<>])/).each_slice(4).map do |a| a[0] = c.encode(c.decode(a[0]), :hexadecimal) a end.join end |
#date_range(date) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 6 def date_range(date) self.class.date_range(date) end |
#emf?(type) ⇒ Boolean
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# File 'lib/isodoc/function/utils.rb', line 211 def emf?(type) %w(application/emf application/x-emf image/x-emf image/x-mgx-emf application/x-msmetafile image/x-xbitmap).include? type end |
#empty2nil(str) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 159 def empty2nil(str) return nil if !str.nil? && str.is_a?(String) && str.empty? str end |
#external_path(path) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 224 def external_path(path) win = !!((RUBY_PLATFORM =~ /(win|w)(32|64)$/) || (RUBY_PLATFORM =~ /mswin|mingw/)) if win path.gsub!(%{/}, "\\") path[/\s/] ? "\"#{path}\"" : path else path end end |
#extract_delims(text) ⇒ Object
avoid ‘; avoid {{ (Liquid Templates); avoid [[ (Javascript)
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# File 'lib/isodoc/function/utils.rb', line 120 def extract_delims(text) @openmathdelim = "(#(" @closemathdelim = ")#)" while text.include?(@openmathdelim) || text.include?(@closemathdelim) @openmathdelim += "(" @closemathdelim += ")" end [@openmathdelim, @closemathdelim] end |
#from_xhtml(xml) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 77 def from_xhtml(xml) xml.to_xml.sub(%r{ xmlns="http://www.w3.org/1999/xhtml"}, "") end |
#get_clause_id(node) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 89 def get_clause_id(node) clause = node.xpath(CLAUSE_ANCESTOR) clause&.last&.text || nil end |
#get_note_container_id(node) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 103 def get_note_container_id(node) container = node.xpath(NOTE_CONTAINER_ANCESTOR) container&.last&.text || nil end |
#header_strip(hdr) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 130 def header_strip(hdr) h1 = to_xhtml_fragment(hdr.to_s.gsub(%r{<br\s*/>}, " ") .gsub(/<\/?h[123456][^>]*>/, "").gsub(/<\/?b[^>]*>/, "").dup) h1.traverse do |x| if x.name == "span" && /mso-tab-count/.match(x["style"]) x.replace(" ") elsif header_strip_elem?(x) then x.remove elsif x.name == "a" then x.replace(x.children) end end from_xhtml(h1) end |
#header_strip_elem?(elem) ⇒ Boolean
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# File 'lib/isodoc/function/utils.rb', line 143 def header_strip_elem?(elem) elem.name == "img" || elem.name == "span" && elem["class"] == "MsoCommentReference" || elem.name == "a" && elem["class"] == "FootnoteRef" || elem.name == "span" && /mso-bookmark/.match(elem["style"]) end |
#image_localfile(img) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 189 def image_localfile(img) case img["src"] when /^data:/ save_dataimage(img["src"], false) when %r{^([A-Z]:)?/} img["src"] =begin if /^data:/.match? img["src"] save_dataimage(img["src"], false) elsif %r{^([A-Z]:)?/}.match? img["src"] img["src"] =end else File.join(@localdir, img["src"]) end end |
#insert_tab(out, count) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 14 def insert_tab(out, count) tab = %w(Hans Hant).include?(@script) ? " " : " " [1..count].each { out << tab } end |
#labelled_ancestor(node) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 206 def labelled_ancestor(node) !node.ancestors("example, requirement, recommendation, permission, "\ "note, table, figure, sourcecode").empty? end |
#liquid(doc) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 150 def liquid(doc) # unescape HTML escapes in doc doc = doc.split(%r<(\{%|%\})>).each_slice(4).map do |a| a[2] = a[2].gsub(/</, "<").gsub(/>/, ">") if a.size > 2 a.join end.join Liquid::Template.parse(doc) end |
#noko(&block) ⇒ Object
block for processing XML document fragments as XHTML, to allow for HTMLentities
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# File 'lib/isodoc/function/utils.rb', line 30 def noko(&block) doc = ::Nokogiri::XML.parse(NOKOHEAD) fragment = doc.fragment("") ::Nokogiri::XML::Builder.with fragment, &block fragment.to_xml(encoding: "US-ASCII").lines.map do |l| l.gsub(/\s*\n/, "") end end |
#ns(xpath) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 10 def ns(xpath) self.class.ns(xpath) end |
#populate_template(docxml, _format = nil) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 165 def populate_template(docxml, _format = nil) = @meta .get .merge(@labels ? { labels: @labels } : {}) .merge(@meta.labels ? { labels: @meta.labels } : {}) .merge( || {}) template = liquid(docxml) template.render(.map { |k, v| [k.to_s, empty2nil(v)] }.to_h) .gsub("<", "<").gsub(">", ">").gsub("&", "&") end |
#save_dataimage(uri, _relative_dir = true) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 176 def save_dataimage(uri, _relative_dir = true) %r{^data:(?<imgclass>image|application)/(?<imgtype>[^;]+);(charset=[^;]+;)?base64,(?<imgdata>.+)$} =~ uri imgtype = "emf" if emf?("#{imgclass}/#{imgtype}") imgtype = imgtype.sub(/\+[a-z0-9]+$/, "") # svg+xml imgtype = "png" unless /^[a-z0-9]+$/.match? imgtype Tempfile.open(["image", ".#{imgtype}"]) do |f| f.binmode f.write(Base64.strict_decode64(imgdata)) @tempfile_cache << f # persist to the end f.path end end |
#sentence_join(array) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 108 def sentence_join(array) return "" if array.nil? || array.empty? if array.length == 1 then array[0] else @i18n.l10n("#{array[0..-2].join(', ')} "\ "#{@i18n.and} #{array.last}", @lang, @script) end end |
#to_xhtml(xml) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 48 def to_xhtml(xml) xml = to_xhtml_prep(xml) begin Nokogiri::XML.parse(xml, &:strict) rescue Nokogiri::XML::SyntaxError => e File.open("#{@filename}.#{@format}.err", "w:UTF-8") do |f| f.write xml end abort "Malformed Output XML for #{@format}: #{e} "\ "(see #{@filename}.#{@format}.err)" end end |
#to_xhtml_fragment(xml) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 72 def to_xhtml_fragment(xml) doc = ::Nokogiri::XML.parse(NOKOHEAD) doc.fragment(xml) end |
#to_xhtml_prep(xml) ⇒ Object
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# File 'lib/isodoc/function/utils.rb', line 61 def to_xhtml_prep(xml) xml.gsub!(/<\?xml[^>]*>/, "") /<!DOCTYPE /.match(xml) || (xml = DOCTYPE_HDR + xml) xml.split(/(&[^ \r\n\t#;]+;)/).map do |t| if /^(&[^ \t\r\n#;]+;)/.match?(t) HTMLEntities.new.encode(HTMLEntities.new.decode(t), :hexadecimal) else t end end.join end |