From 0214a136c2b21b3cff3dfc94095d2badc3136b1b Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Fri, 4 May 2007 09:53:05 +0000
Subject: Work to get Python tests running again.

---
 src/py_commodity.cc | 93 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 src/py_commodity.cc

(limited to 'src/py_commodity.cc')

diff --git a/src/py_commodity.cc b/src/py_commodity.cc
new file mode 100644
index 00000000..eb94821f
--- /dev/null
+++ b/src/py_commodity.cc
@@ -0,0 +1,93 @@
+#include "pyinterp.h"
+#include "amount.h"
+
+#include <boost/python/exception_translator.hpp>
+
+namespace ledger {
+
+using namespace boost::python;
+
+struct commodity_updater_wrap : public commodity_base_t::updater_t
+{
+  PyObject * self;
+  commodity_updater_wrap(PyObject * self_) : self(self_) {}
+
+  virtual void operator()(commodity_base_t& commodity,
+			  const moment_t& moment,
+			  const moment_t& date,
+			  const moment_t& last,
+			  amount_t&         price) {
+    call_method<void>(self, "__call__", commodity, moment, date, last, price);
+  }
+};
+
+commodity_t * py_find_commodity(const string& symbol)
+{
+  return commodity_t::find(symbol);
+}
+
+#define EXC_TRANSLATOR(type)				\
+  void exc_translate_ ## type(const type& err) {	\
+    PyErr_SetString(PyExc_ArithmeticError, err.what());	\
+  }
+
+EXC_TRANSLATOR(commodity_error)
+
+void export_commodity()
+{
+  class_< commodity_base_t::updater_t, commodity_updater_wrap,
+	  boost::noncopyable >
+    ("updater")
+    ;
+
+  scope().attr("COMMODITY_STYLE_DEFAULTS")  = COMMODITY_STYLE_DEFAULTS;
+  scope().attr("COMMODITY_STYLE_SUFFIXED")  = COMMODITY_STYLE_SUFFIXED;
+  scope().attr("COMMODITY_STYLE_SEPARATED") = COMMODITY_STYLE_SEPARATED;
+  scope().attr("COMMODITY_STYLE_EUROPEAN")  = COMMODITY_STYLE_EUROPEAN;
+  scope().attr("COMMODITY_STYLE_THOUSANDS") = COMMODITY_STYLE_THOUSANDS;
+  scope().attr("COMMODITY_STYLE_NOMARKET")  = COMMODITY_STYLE_NOMARKET;
+  scope().attr("COMMODITY_STYLE_BUILTIN")   = COMMODITY_STYLE_BUILTIN;
+
+  class_< commodity_t > ("commodity")
+    .add_property("symbol", &commodity_t::symbol)
+
+    .add_property("name", &commodity_t::name, &commodity_t::set_name)
+    .add_property("note", &commodity_t::note, &commodity_t::set_note)
+    .add_property("precision", &commodity_t::precision,
+		  &commodity_t::set_precision)
+    .add_property("flags", &commodity_t::flags, &commodity_t::set_flags)
+    .add_property("add_flags", &commodity_t::add_flags)
+    .add_property("drop_flags", &commodity_t::drop_flags)
+    //.add_property("updater", &commodity_t::updater)
+
+    .add_property("smaller",
+		  make_getter(&commodity_t::smaller,
+			      return_value_policy<reference_existing_object>()),
+		  make_setter(&commodity_t::smaller,
+			      return_value_policy<reference_existing_object>()))
+    .add_property("larger",
+		  make_getter(&commodity_t::larger,
+			      return_value_policy<reference_existing_object>()),
+		  make_setter(&commodity_t::larger,
+			      return_value_policy<reference_existing_object>()))
+
+    .def(self_ns::str(self))
+
+    .def("find", py_find_commodity,
+	 return_value_policy<reference_existing_object>())
+    .staticmethod("find")
+
+    .def("add_price", &commodity_t::add_price)
+    .def("remove_price", &commodity_t::remove_price)
+    .def("value", &commodity_t::value)
+
+    .def("valid", &commodity_t::valid)
+    ;
+
+#define EXC_TRANSLATE(type) \
+  register_exception_translator<type>(&exc_translate_ ## type);
+
+  EXC_TRANSLATE(commodity_error);
+}
+
+} // namespace ledger
-- 
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