From a32075897f75725ab933b4c691e5cc658d1c735c Mon Sep 17 00:00:00 2001
From: Daniel Larimer <dan@bitshares.org>
Date: Mon, 7 Sep 2015 10:19:51 -0400
Subject: [PATCH] adding verify_account_authority api

---
 libraries/app/api.cpp                      | 26 ++++++++++++++++++++++
 libraries/app/include/graphene/app/api.hpp |  6 +++++
 libraries/chain/db_block.cpp               |  2 +-
 libraries/chain/db_management.cpp          |  2 +-
 4 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/libraries/app/api.cpp b/libraries/app/api.cpp
index 798dc460..5fc139fe 100644
--- a/libraries/app/api.cpp
+++ b/libraries/app/api.cpp
@@ -1223,6 +1223,32 @@ namespace graphene { namespace app {
                               _db.get_global_properties().parameters.max_authority_depth );
        return true;
     }
+
+    bool database_api::verify_account_authority( const string& name_or_id, const flat_set<public_key_type>& keys )const
+    {
+       FC_ASSERT( name_or_id.size() > 0);
+       const account_object* account = nullptr;
+       if (std::isdigit(name_or_id[0]))
+          account = _db.find(fc::variant(name_or_id).as<account_id_type>());
+       else
+       {
+          const auto& idx = _db.get_index_type<account_index>().indices().get<by_name>();
+          auto itr = idx.find(name_or_id);
+          if (itr != idx.end())
+             account = &*itr;
+       }
+       FC_ASSERT( account, "no such account" );
+
+
+       /// reuse trx.verify_authority by creating a dummy transfer
+       signed_transaction trx;
+       transfer_operation op;
+       op.from = account->id;
+       trx.operations.emplace_back(op);
+
+       return verify_authority( trx );
+    }
+
     vector<blinded_balance_object> database_api::get_blinded_balances( const flat_set<commitment_type>& commitments )const
     {
        vector<blinded_balance_object> result; result.reserve(commitments.size());
diff --git a/libraries/app/include/graphene/app/api.hpp b/libraries/app/include/graphene/app/api.hpp
index 8b184d36..ed495010 100644
--- a/libraries/app/include/graphene/app/api.hpp
+++ b/libraries/app/include/graphene/app/api.hpp
@@ -342,6 +342,11 @@ namespace graphene { namespace app {
           */
          bool                 verify_authority( const signed_transaction& trx )const;
 
+         /**
+          * @return true if the signers have enough authority to authorize an account 
+          */
+         bool                 verify_account_authority( const string& name_or_id, const flat_set<public_key_type>& signers )const;
+
 
          /**
           *  @return the set of blinded balance objects by commitment ID
@@ -586,6 +591,7 @@ FC_API(graphene::app::database_api,
        (get_required_signatures)
        (get_potential_signatures)
        (verify_authority)
+       (verify_account_authority)
        (get_blinded_balances)
        (get_required_fees)
        (set_subscribe_callback)
diff --git a/libraries/chain/db_block.cpp b/libraries/chain/db_block.cpp
index c40b7c29..fa93b8ed 100644
--- a/libraries/chain/db_block.cpp
+++ b/libraries/chain/db_block.cpp
@@ -83,7 +83,7 @@ const signed_transaction& database::get_recent_transaction(const transaction_id_
  */
 bool database::push_block(const signed_block& new_block, uint32_t skip)
 {
-
+   idump((new_block.block_num())(new_block.id()));
    bool result;
    with_skip_flags(skip, [&]()
    {
diff --git a/libraries/chain/db_management.cpp b/libraries/chain/db_management.cpp
index 375c92ff..99fb0811 100644
--- a/libraries/chain/db_management.cpp
+++ b/libraries/chain/db_management.cpp
@@ -82,8 +82,8 @@ void database::wipe(const fc::path& data_dir, bool include_blocks)
 void database::open(
    const fc::path& data_dir,
    std::function<genesis_state_type()> genesis_loader )
-   elog( "Open Database" );
 {
+   elog( "Open Database" );
    try
    {
       object_database::open(data_dir);