Add citation output to md2tex format

src/Weave.jl

@@ -103,6 +103,7 @@ function weave(source ; doctype = :auto,
     css != nothing && (doc.css = css)
     template != nothing && (doc.template = template)
 
+    WeaveMarkdown.reset_parser()
     if haskey(doc.header, "bibliography")
         WeaveMarkdown.init_parser(joinpath(dirname(source), doc.header["bibliography"]))
     end

src/WeaveMarkdown/latex.jl

@@ -9,12 +9,20 @@ function latex(io::IO, tex::Markdown.LaTeX)
 end
 
 #Remove comments that can occur inside a line
-function latexinline(io, comment::WeaveMarkdown.Comment)
+function latexinline(io, comment::Comment)
     write(io, "")
 end
 
-function latex(io::IO, comment::WeaveMarkdown.Comment)
+function latex(io::IO, comment::Comment)
     for line in split(comment.text, r"\r\n|\n")
         write(io, "% $line\n")
     end
 end
+
+function latexinline(io, citations::Citations)
+    cites = []
+    for c in citations.content
+        push!(cites, c.key)
+    end
+    write(io, string("\\cite{", join(cites, ", "), "}"))
+end

src/format.jl

@@ -97,6 +97,15 @@ function render_doc(formatted, doc::WeaveDoc, format::JMarkdown2tex)
   wversion = ""
   wtime =  string(Date(now()))
 
+  references = ""
+  if !isempty(WeaveMarkdown.CITATIONS[:references])
+      bibfile = splitext(joinpath(dirname(doc.source), doc.header["bibliography"]))[1]
+      references = """
+      \\section*{References}
+      \\bibliographystyle{unsrt}
+      \\bibliography{$bibfile}
+      """
+  end
 
   if isempty(doc.template)
     template = Mustache.template_from_file(joinpath(dirname(@__FILE__), "../templates/julia_tex.tpl"))
@@ -105,7 +114,7 @@ function render_doc(formatted, doc::WeaveDoc, format::JMarkdown2tex)
   end
 
   return Mustache.render(template; body = formatted,
-    highlight = highlight,
+    highlight = highlight, references = references,
     [Pair(Symbol(k), v) for (k,v) in doc.header]...)
 end
 

templates/julia_tex.tpl

@@ -39,4 +39,6 @@
 
 {{{ :body }}}
 
+{{{ :references }}}
+
 \end{document}