From c3c5f413c354d850c25ce62de8a9705eae1ed2c4 Mon Sep 17 00:00:00 2001
From: Matias Romeo <matias.romeo@gmail.com>
Date: Mon, 12 Jun 2017 00:22:17 -0300
Subject: [PATCH] Add API function to return account registered types

---
 libraries/chain/include/eos/chain/types.hpp   |  4 ++--
 plugins/chain_api_plugin/chain_api_plugin.cpp |  1 +
 plugins/chain_plugin/chain_plugin.cpp         | 20 +++++++++++++++++++
 .../include/eos/chain_plugin/chain_plugin.hpp |  9 +++++++++
 4 files changed, 32 insertions(+), 2 deletions(-)

diff --git a/libraries/chain/include/eos/chain/types.hpp b/libraries/chain/include/eos/chain/types.hpp
index 088a6bda5..5faebeb53 100644
--- a/libraries/chain/include/eos/chain/types.hpp
+++ b/libraries/chain/include/eos/chain/types.hpp
@@ -180,8 +180,8 @@ namespace eos { namespace chain {
 } }  // eos::chain
 
 namespace fc {
-  void to_variant(const shared_vector<eos::types::Field>& c, fc::variant& v);
-  void from_variant(const fc::variant& v, shared_vector<eos::types::Field>& fields);
+  void to_variant(const eos::chain::shared_vector<eos::types::Field>& c, fc::variant& v);
+  void from_variant(const fc::variant& v, eos::chain::shared_vector<eos::types::Field>& fields);
 }
 
 FC_REFLECT_ENUM(eos::chain::object_type,
diff --git a/plugins/chain_api_plugin/chain_api_plugin.cpp b/plugins/chain_api_plugin/chain_api_plugin.cpp
index c899e6094..bd8ed12ac 100644
--- a/plugins/chain_api_plugin/chain_api_plugin.cpp
+++ b/plugins/chain_api_plugin/chain_api_plugin.cpp
@@ -49,6 +49,7 @@ void chain_api_plugin::plugin_startup() {
    app().get_plugin<http_plugin>().add_api({
       CHAIN_RO_CALL(get_info),
       CHAIN_RO_CALL(get_block),
+      CHAIN_RO_CALL(get_types),
       CHAIN_RW_CALL(push_block),
       CHAIN_RW_CALL(push_transaction)
    });
diff --git a/plugins/chain_plugin/chain_plugin.cpp b/plugins/chain_plugin/chain_plugin.cpp
index 3a7ed938d..2331bc28f 100644
--- a/plugins/chain_plugin/chain_plugin.cpp
+++ b/plugins/chain_plugin/chain_plugin.cpp
@@ -8,6 +8,7 @@
 #include <eos/native_contract/native_contract_chain_initializer.hpp>
 
 #include <fc/io/json.hpp>
+#include <fc/variant.hpp>
 
 namespace eos {
 
@@ -16,6 +17,8 @@ using fc::flat_map;
 using chain::block_id_type;
 using chain::fork_database;
 using chain::block_log;
+using chain::type_index;
+using chain::by_scope_name;
 
 class chain_plugin_impl {
 public:
@@ -162,6 +165,23 @@ read_only::get_block_results read_only::get_block(const read_only::get_block_par
                       "Could not find block: ${block}", ("block", params.block_num_or_id));
 }
 
+read_only::get_types_results read_only::get_types(const get_types_params& params) const {
+
+   auto& _db = app().get_plugin<database_plugin>().db();
+   auto& index = _db.get_index<type_index, by_scope_name>();
+   auto range = index.equal_range( boost::make_tuple( params.account_name ) );
+
+   get_types_results res;
+
+   for( const auto& to : boost::make_iterator_range( range.first, range.second ) ) {
+      fc::variant v;
+      fc::to_variant(to, v);
+      res.emplace_back(v);
+   }
+
+   return res;
+}
+
 read_write::push_block_results read_write::push_block(const read_write::push_block_params& params) {
    db.push_block(params);
    return read_write::push_block_results();
diff --git a/plugins/chain_plugin/include/eos/chain_plugin/chain_plugin.hpp b/plugins/chain_plugin/include/eos/chain_plugin/chain_plugin.hpp
index 7a64b991b..c9edb532a 100644
--- a/plugins/chain_plugin/include/eos/chain_plugin/chain_plugin.hpp
+++ b/plugins/chain_plugin/include/eos/chain_plugin/chain_plugin.hpp
@@ -4,6 +4,8 @@
 
 #include <eos/database_plugin/database_plugin.hpp>
 
+namespace fc { class variant; }
+
 namespace eos {
    using eos::chain::chain_controller;
    using std::unique_ptr;
@@ -35,6 +37,12 @@ public:
    };
    using get_block_results = chain::signed_block;
    get_block_results get_block(const get_block_params& params) const;
+
+   struct get_types_params {
+      string account_name;
+   };
+   using get_types_results = std::vector<fc::variant>;
+   get_types_results get_types(const get_types_params& params) const;
 };
 
 class read_write {
@@ -89,3 +97,4 @@ FC_REFLECT(eos::chain_apis::read_only::get_info_results,
            (head_block_num)(head_block_id)(head_block_time)(head_block_producer)
            (recent_slots)(participation_rate))
 FC_REFLECT(eos::chain_apis::read_only::get_block_params, (block_num_or_id))
+FC_REFLECT(eos::chain_apis::read_only::get_types_params, (account_name))
\ No newline at end of file
-- 
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