The --anon option now anonymizes commodities

Fixes #227 / 1C90D8AF-830E-43C2-A5B7-D382F68EBDE3

3 files changed, 69 insertions, 11 deletions

diff --git a/src/filters.cc b/src/filters.cc
index 1385a3f0..b818c7d0 100644
--- a/src/filters.cc
+++ b/src/filters.cc
@@ -36,6 +36,7 @@
 #include "journal.h"
 #include "report.h"
 #include "compare.h"
+#include "pool.h"
 
 namespace ledger {
 
@@ -216,6 +217,43 @@ namespace {
   }
 }
 
+void anonymize_posts::render_commodity(amount_t& amt)
+{
+  commodity_t& comm(amt.commodity());
+
+  std::size_t id;
+  bool newly_added = false;
+
+  commodity_index_map::iterator i = comms.find(&comm);
+  if (i == comms.end()) {
+    id = next_comm_id++;
+    newly_added = true;
+    comms.insert(commodity_index_map::value_type(&comm, id));
+  } else {
+    id = (*i).second;
+  }
+
+  std::ostringstream buf;
+  do {
+    buf << static_cast<char>('A' + (id % 26));
+    id /= 26;
+  }
+  while (id > 0);
+
+  if (amt.has_annotation())
+    amt.set_commodity
+      (*commodity_pool_t::current_pool->find_or_create(buf.str(),
+						       amt.annotation()));
+  else
+    amt.set_commodity
+      (*commodity_pool_t::current_pool->find_or_create(buf.str()));
+
+  if (newly_added) {
+    amt.commodity().set_flags(comm.flags());
+    amt.commodity().set_precision(comm.precision());
+  }
+}
+
 void anonymize_posts::operator()(post_t& post)
 {
   SHA1		 sha;
@@ -258,6 +296,20 @@ void anonymize_posts::operator()(post_t& post)
   temp.note = none;
   temp.add_flags(POST_ANONYMIZED);
 
+  DEBUG("foo", "1.rendering amount: " << temp.amount);
+  render_commodity(temp.amount);
+  DEBUG("foo", "2.rendering amount: " << temp.amount);
+  if (temp.amount.has_annotation()) {
+    temp.amount.annotation().tag = none;
+    if (temp.amount.annotation().price)
+      render_commodity(*temp.amount.annotation().price);
+  }
+
+  if (temp.cost)
+    render_commodity(*temp.cost);
+  if (temp.assigned_amount)
+    render_commodity(*temp.assigned_amount);
+
   (*handler)(temp);
 }
 
diff --git a/src/filters.h b/src/filters.h
index 3f2f2145..ffca9d1e 100644
--- a/src/filters.h
+++ b/src/filters.h
@@ -334,20 +334,26 @@ public:
 
 class anonymize_posts : public item_handler<post_t>
 {
-  temporaries_t temps;
-  xact_t *	last_xact;
+  typedef std::map<commodity_t *, std::size_t> commodity_index_map;
+
+  temporaries_t	      temps;
+  commodity_index_map comms;
+  std::size_t         next_comm_id;
+  xact_t *	      last_xact;
 
   anonymize_posts();
 
 public:
   anonymize_posts(post_handler_ptr handler)
-    : item_handler<post_t>(handler), last_xact(NULL) {
+    : item_handler<post_t>(handler), next_comm_id(0), last_xact(NULL) {
     TRACE_CTOR(anonymize_posts, "post_handler_ptr");
   }
   virtual ~anonymize_posts() {
     TRACE_DTOR(anonymize_posts);
   }
 
+  void render_commodity(amount_t& amt);
+
   virtual void operator()(post_t& post);
 
   virtual void clear() {
diff --git a/src/pool.cc b/src/pool.cc
index ad97a9c6..5285be92 100644
--- a/src/pool.cc
+++ b/src/pool.cc
@@ -57,7 +57,7 @@ commodity_t * commodity_pool_t::create(const string& symbol)
     base_commodity(new commodity_t::base_t(symbol));
   std::auto_ptr<commodity_t> commodity(new commodity_t(this, base_commodity));
 
-  DEBUG("amounts.commodities", "Creating base commodity " << symbol);
+  DEBUG("pool.commodities", "Creating base commodity " << symbol);
 
   // Create the "qualified symbol" version of this commodity's symbol
   if (commodity_t::symbol_needs_quotes(symbol)) {
@@ -66,7 +66,7 @@ commodity_t * commodity_pool_t::create(const string& symbol)
     *commodity->qualified_symbol += "\"";
   }
 
-  DEBUG("amounts.commodities",
+  DEBUG("pool.commodities",
 	"Creating commodity '" << commodity->symbol() << "'");
 
   std::pair<commodities_map::iterator, bool> result
@@ -79,7 +79,7 @@ commodity_t * commodity_pool_t::create(const string& symbol)
 
 commodity_t * commodity_pool_t::find_or_create(const string& symbol)
 {
-  DEBUG("amounts.commodities", "Find-or-create commodity " << symbol);
+  DEBUG("pool.commodities", "Find-or-create commodity " << symbol);
 
   commodity_t * commodity = find(symbol);
   if (commodity)
@@ -89,7 +89,7 @@ commodity_t * commodity_pool_t::find_or_create(const string& symbol)
 
 commodity_t * commodity_pool_t::find(const string& symbol)
 {
-  DEBUG("amounts.commodities", "Find commodity " << symbol);
+  DEBUG("pool.commodities", "Find commodity " << symbol);
 
   commodities_map::const_iterator i = commodities.find(symbol);
   if (i != commodities.end())
@@ -124,10 +124,10 @@ string commodity_pool_t::make_qualified_name(const commodity_t&  comm,
 
 #if defined(DEBUG_ON)
   if (comm.qualified_symbol)
-    DEBUG("amounts.commodities", "make_qualified_name for "
+    DEBUG("pool.commodities", "make_qualified_name for "
 	  << *comm.qualified_symbol << std::endl << details);
 #endif
-  DEBUG("amounts.commodities", "qualified_name is " << name.str());
+  DEBUG("pool.commodities", "qualified_name is " << name.str());
 
   return name.str();
 }
@@ -156,7 +156,7 @@ commodity_t *
 commodity_pool_t::find_or_create(const string& symbol,
 				 const annotation_t& details)
 {
-  commodity_t * comm = find(symbol);
+  commodity_t * comm = find_or_create(symbol);
   if (! comm)
     return NULL;
 
@@ -181,7 +181,7 @@ commodity_pool_t::create(commodity_t&	     comm,
   commodity->qualified_symbol = comm.symbol();
   assert(! commodity->qualified_symbol->empty());
 
-  DEBUG("amounts.commodities", "Creating annotated commodity "
+  DEBUG("pool.commodities", "Creating annotated commodity "
 	<< "symbol " << commodity->symbol()
 	<< " key "   << mapping_key << std::endl << details);