Added has_xdata() methods for journal_t and xact_t

src/account.cc

@@ -327,16 +327,25 @@ bool account_t::valid() const
   return true;
 }
 
+bool account_t::children_with_xdata() const
+{
+  foreach (const accounts_map::value_type& pair, accounts)
+    if (pair.second->has_xdata() ||
+	pair.second->children_with_xdata())
+      return true;
+
+  return false;
+}
+
 std::size_t account_t::children_with_flags(xdata_t::flags_t flags) const
 {
   std::size_t count = 0;
   bool        grandchildren_visited = false;
 
-  foreach (const accounts_map::value_type& pair, accounts) {
+  foreach (const accounts_map::value_type& pair, accounts)
     if (pair.second->has_xflags(flags) ||
 	pair.second->children_with_flags(flags))
       count++;
-  }
 
   // Although no immediately children were visited, if any progeny at all were
   // visited, it counts as one.

src/account.h

@@ -241,6 +241,7 @@ public:
   bool has_xflags(xdata_t::flags_t flags) const {
     return xdata_ && xdata_->has_flags(flags);
   }
+  bool children_with_xdata() const;
   std::size_t children_with_flags(xdata_t::flags_t flags) const;
 
 #if defined(HAVE_BOOST_SERIALIZATION)

src/journal.cc

@@ -211,6 +211,26 @@ std::size_t journal_t::read(const path& pathname,
   return count;
 }
 
+bool journal_t::has_xdata()
+{
+  foreach (xact_t * xact, xacts)
+    if (xact->has_xdata())
+      return true;
+
+  foreach (auto_xact_t * xact, auto_xacts)
+    if (xact->has_xdata())
+      return true;
+
+  foreach (period_xact_t * xact, period_xacts)
+    if (xact->has_xdata())
+      return true;
+
+  if (master->has_xdata() || master->children_with_xdata())
+    return true;
+
+  return false;
+}
+
 void journal_t::clear_xdata()
 {
   foreach (xact_t * xact, xacts)

src/journal.h

@@ -172,6 +172,7 @@ public:
 		    const path *  original_file = NULL,
 		    bool          strict	= false);
 
+  bool has_xdata();
   void clear_xdata();
 
   bool valid() const;

src/py_journal.cc

@@ -197,6 +197,7 @@ void export_journal()
 
     .def("read", py_read)
 
+    .def("has_xdata", &journal_t::has_xdata)
     .def("clear_xdata", &journal_t::clear_xdata)
 
     .def("valid", &journal_t::valid)

src/py_xact.cc

@@ -122,6 +122,7 @@ void export_xact()
 
     .def("lookup", &xact_t::lookup)
 
+    .def("has_xdata", &xact_t::has_xdata)
     .def("clear_xdata", &xact_t::clear_xdata)
 
     .def("valid", &xact_t::valid)

src/xact.cc

@@ -76,6 +76,15 @@ bool xact_base_t::remove_post(post_t * post)
   return true;
 }
 
+bool xact_base_t::has_xdata()
+{
+  foreach (post_t * post, posts)
+    if (post->has_xdata())
+      return true;
+
+  return false;
+}
+
 void xact_base_t::clear_xdata()
 {
   foreach (post_t * post, posts)

src/xact.h

@@ -80,6 +80,7 @@ public:
   bool finalize();
   bool verify();
 
+  bool has_xdata();
   void clear_xdata();
 
   virtual bool valid() const {