Switched to Boost.PropertyTree for XML generation

1 files changed, 93 insertions, 0 deletions

diff --git a/src/ptree.cc b/src/ptree.cc
new file mode 100644
index 00000000..5f7b5766
--- /dev/null
+++ b/src/ptree.cc
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2003-2012, John Wiegley.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of New Artisans LLC nor the names of its
+ *   contributors may be used to endorse or promote products derived from
+ *   this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <system.hh>
+
+#include "ptree.h"
+#include "xact.h"
+#include "post.h"
+#include "account.h"
+#include "session.h"
+#include "report.h"
+
+namespace ledger {
+
+namespace {
+  bool account_visited_p(const account_t& acct) {
+    return ((acct.has_xdata() &&
+            acct.xdata().has_flags(ACCOUNT_EXT_VISITED)) ||
+            acct.children_with_flags(ACCOUNT_EXT_VISITED));
+  }
+}
+
+void format_ptree::flush()
+{
+  std::ostream& out(report.output_stream);
+
+  property_tree::ptree pt;
+
+  pt.put("ledger.<xmlattr>.version", VERSION);
+
+  property_tree::ptree& ct(pt.put("ledger.commodities", ""));
+  foreach (const commodities_pair& pair, commodities)
+    put_commodity(ct, *pair.second, true);
+
+  property_tree::ptree& at(pt.put("ledger.accounts", ""));
+  put_account(at, *report.session.journal->master, account_visited_p);
+
+  property_tree::ptree& tt(pt.put("ledger.transactions", ""));
+  foreach (const xact_t * xact, transactions) {
+    put_xact(tt, *xact);
+
+    property_tree::ptree& pt(tt.put("postings", ""));
+    foreach (const post_t * post, xact->posts)
+      if (post->has_xdata() &&
+          post->xdata().has_flags(POST_EXT_VISITED))
+        put_post(pt, *post);
+  }
+
+  property_tree::write_xml(out, pt);
+}
+
+void format_ptree::operator()(post_t& post)
+{
+  assert(post.xdata().has_flags(POST_EXT_VISITED));
+
+  commodities.insert(commodities_pair(post.amount.commodity().symbol(),
+                                      &post.amount.commodity()));
+
+  std::pair<std::set<xact_t *>::iterator, bool> result =
+    transactions_set.insert(post.xact);
+  if (result.second)            // we haven't seen this transaction before
+    transactions.push_back(post.xact);
+}
+
+} // namespace ledger