epubmaker.rb in review-3.0.0.preview3

- old
+ new

@@ -21,15 +21,17 @@
 require 'review/yamlloader'
 require 'rexml/document'
 require 'rexml/streamlistener'
 require 'epubmaker'
 require 'review/epubmaker/reviewheaderlistener'
+require 'review/makerhelper'
 
 module ReVIEW
   class EPUBMaker
     include ::EPUBMaker
     include REXML
+    include MakerHelper
 
     def initialize
       @producer = nil
       @htmltoc = nil
       @buildlogtxt = 'build-log.txt'
@@ -101,15 +103,13 @@
 
       FileUtils.rm_f("#{bookname}.epub")
       if @config['debug']
         FileUtils.rm_rf(booktmpname)
       end
-      math_dir = "./#{@config['imagedir']}/_review_math"
-      if @config['imgmath'] && Dir.exist?(math_dir)
-        FileUtils.rm_rf(math_dir)
-      end
 
+      cleanup_mathimg
+
       basetmpdir = build_path
       begin
         log("Created first temporary directory as #{basetmpdir}.")
 
         call_hook('hook_beforeprocess', basetmpdir)
@@ -123,10 +123,15 @@
 
         build_body(basetmpdir, yamlfile)
         call_hook('hook_afterbody', basetmpdir)
 
         copy_backmatter(basetmpdir)
+
+        math_dir = "./#{@config['imagedir']}/_review_math"
+        if @config['imgmath'] && File.exist?("#{math_dir}/__IMGMATH_BODY__.tex")
+          make_math_images(math_dir)
+        end
         call_hook('hook_afterbackmatter', basetmpdir)
 
         ## push contents in basetmpdir into @producer
         push_contents(basetmpdir)
 
@@ -265,9 +270,10 @@
       base_path = Pathname.new(basedir)
       book = ReVIEW::Book.load(basedir)
       book.config = @config
       @converter = ReVIEW::Converter.new(book, ReVIEW::HTMLBuilder.new)
       @compile_errors = nil
+
       book.parts.each do |part|
         if part.name.present?
           if part.file?
             build_chap(part, base_path, basetmpdir, true)
           else