parse zipped FictionBook 2 files again

Change-Id: I04eda7844a5557f834f3ada2cef991b0a181c8a0

external/libebook/0001-parse-zipped-FictionBook-2-files-again.patch

@@ -0,0 +1,58 @@
+From 5690c18cb2de1bf4f3cce3da8a2132303a0c731f Mon Sep 17 00:00:00 2001
+From: David Tardon <dtardon@redhat.com>
+Date: Thu, 29 May 2014 13:30:13 +0200
+Subject: [PATCH] parse zipped FictionBook 2 files again
+
+---
+ src/lib/EBOOKDocument.cpp | 28 +++++++++++++++++++++++++++-
+ 1 file changed, 27 insertions(+), 1 deletion(-)
+
+diff --git a/src/lib/EBOOKDocument.cpp b/src/lib/EBOOKDocument.cpp
+index 5b8e7ec..c4f9913 100644
+--- a/src/lib/EBOOKDocument.cpp
++++ b/src/lib/EBOOKDocument.cpp
+@@ -427,6 +427,25 @@ EBOOKAPI EBOOKDocument::Confidence EBOOKDocument::isSupported(librevenge::RVNGIn
+       }
+     }
+ #endif
++
++    // TODO: This needs improvement: zipped FictionBook 2 files can contain images too...
++    if (1 == input->subStreamCount())
++    {
++      const librevenge::RVNGString name(input->subStreamName(0));
++      const unsigned long size = name.size();
++      const char *const cName = name.cstr();
++      if (equal(cName + (size - 4), cName + size, ".fb2"))
++      {
++        const scoped_ptr<RVNGInputStream> fb2(input->getSubStreamById(0));
++        const Type xmlType = detectXML(fb2.get());
++        if (TYPE_FICTIONBOOK2 == xmlType)
++        {
++          if (type)
++            *type = xmlType;
++          return CONFIDENCE_EXCELLENT;
++        }
++      }
++    }
+   }
+ 
+   Confidence confidence = CONFIDENCE_NONE;
+@@ -533,7 +552,14 @@ EBOOKAPI EBOOKDocument::Result EBOOKDocument::parse(librevenge::RVNGInputStream
+ #endif
+   case TYPE_FICTIONBOOK2 :
+   {
+-    FB2Parser parser(input_.get());
++    RVNGInputStreamPtr_t fb2Input(input_);
++    // TODO: this needs to handle package with images too
++    if (input_->isStructured())
++    {
++      assert(1 == input->subStreamCount());
++      fb2Input.reset(input->getSubStreamById(0));
++    }
++    FB2Parser parser(fb2Input.get());
+     return parser.parse(document) ? RESULT_OK : RESULT_UNKNOWN_ERROR;
+   }
+ #if defined ENABLE_EXPERIMENTAL
+-- 
+1.9.3
+

external/libebook/UnpackedTarball_libebook.mk

@@ -15,6 +15,7 @@ $(eval $(call gb_UnpackedTarball_set_patchlevel,libebook,1))
 
 $(eval $(call gb_UnpackedTarball_add_patches,libebook,\
 	external/libebook/0001-blind-attempt-to-workaround-MSVC-bug.patch \
+	external/libebook/0001-parse-zipped-FictionBook-2-files-again.patch \
 ))
 
 # vim: set noet sw=4 ts=4: