fix #127 : create valid nav.html when @toc is empty.

skoji · May 17, 2015 · 3943efc · 3943efc
1 parent 59cff6e
commit 3943efc
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diff --git a/lib/gepub/book.rb b/lib/gepub/book.rb
@@ -307,8 +307,10 @@ def write_toc xml_doc, tocs
           tocs.each {
             |x|
             id = x[:id].nil? ? "" : "##{x[:id]}"
+            toc_text = x[:text]
+            toc_text = x[:item].href if toc_text.nil? or toc_text == ''
             xml_doc.li {
-              xml_doc.a({'href' => x[:item].href + id} ,x[:text])
+              xml_doc.a({'href' => x[:item].href + id} ,toc_text)
               if x[:child_stack] && x[:child_stack][:tocs].size > 0
                 write_toc(xml_doc, x[:child_stack][:tocs])
               end

diff --git a/spec/gepub_spec.rb b/spec/gepub_spec.rb
@@ -205,4 +205,25 @@
     @book.generate_epub(epubname)
     epubcheck(epubname)
   end
+
+  it 'should generate valid EPUB when @toc is empty' do
+    epubname = File.join(File.dirname(__FILE__), 'testepub4.epub')
+    @book = GEPUB::Book.new('OEPBS/package.opf', { 'version' => '3.0'} ) 
+    @book.title = 'thetitle'
+    @book.creator = "theauthor"
+    @book.contributor = "contributors contributors!"
+    @book.publisher = "thepublisher"
+    @book.date = "2015-05-05"
+    @book.identifier = "http://example.jp/foobar/"
+    @book.language = 'ja'
+    item1 = @book.add_item('text/foobar.xhtml',nil, 'c1')
+    item1.add_content(StringIO.new('<html xmlns="http://www.w3.org/1999/xhtml"><head><title>c1</title></head><body><p>the first page</p></body></html>'))
+    @book.spine.push(item1)
+    item2 = @book.add_ordered_item('text/barbar.xhtml',
+                                   StringIO.new('<html xmlns="http://www.w3.org/1999/xhtml"><head><title>c2</title></head><body><p>second page, whith is test chapter.</p></body></html>'),
+                                   'c2')
+    @book.generate_epub(epubname)
+    epubcheck(epubname)
+
+  end
 end