Cherry-picked commit 32b5343.

Implementing propose_dividend_asset_update

libraries/chain/db_init.cpp

@@ -415,7 +415,7 @@ void database::init_genesis(const genesis_state_type& genesis_state)
          a.precision = GRAPHENE_BLOCKCHAIN_PRECISION_DIGITS;
          a.options.flags = 0;
          a.options.issuer_permissions = 0;
-         a.issuer = GRAPHENE_NULL_ACCOUNT;
+         a.issuer = GRAPHENE_COMMITTEE_ACCOUNT;
          a.options.core_exchange_rate.base.amount = 1;
          a.options.core_exchange_rate.base.asset_id = asset_id_type(0);
          a.options.core_exchange_rate.quote.amount = 1;

libraries/wallet/include/graphene/wallet/wallet.hpp

@@ -1499,6 +1499,20 @@ class wallet_api
          const variant_object& changed_values,
          bool broadcast = false);
 
+      /** Propose a dividend asset update.
+       *
+       * @param proposing_account The account paying the fee to propose the tx
+       * @param expiration_time Timestamp specifying when the proposal will either take effect or expire.
+       * @param changed_values dividend asset parameters to update
+       * @param broadcast true if you wish to broadcast the transaction
+       * @return the signed version of the transaction
+       */
+      signed_transaction propose_dividend_asset_update(
+         const string& proposing_account,
+         fc::time_point_sec expiration_time,
+         const variant_object& changed_values,
+         bool broadcast = false);
+
       /** Approve or disapprove a proposal.
        *
        * @param fee_paying_account The account paying the fee for the op.
@@ -1761,6 +1775,7 @@ FC_API( graphene::wallet::wallet_api,
         (get_prototype_operation)
         (propose_parameter_change)
         (propose_fee_change)
+        (propose_dividend_asset_update)
         (approve_proposal)
         (dbg_make_uia)
         (dbg_make_mia)

libraries/wallet/wallet.cpp

@@ -2411,6 +2411,46 @@ public:
       return sign_transaction(tx, broadcast);
    }
 
+   signed_transaction propose_dividend_asset_update(
+      const string& proposing_account,
+      fc::time_point_sec expiration_time,
+      const variant_object& changed_values,
+      bool broadcast = false)
+   {
+      FC_ASSERT( changed_values.contains("asset_to_update") );
+
+      const chain_parameters& current_params = get_global_properties().parameters;
+      asset_update_dividend_operation changed_op;
+      fc::reflector<asset_update_dividend_operation>::visit(
+         fc::from_variant_visitor<asset_update_dividend_operation>( changed_values, changed_op )
+         );
+
+      optional<asset_object> asset_to_update = find_asset(changed_op.asset_to_update);
+      if (!asset_to_update)
+        FC_THROW("No asset with that symbol exists!");
+
+      asset_update_dividend_operation update_op;
+      update_op.issuer = asset_to_update->issuer;
+      update_op.asset_to_update = asset_to_update->id;
+      update_op.new_options = changed_op.new_options;
+
+      proposal_create_operation prop_op;
+
+      prop_op.expiration_time = expiration_time;
+      prop_op.review_period_seconds = current_params.committee_proposal_review_period;
+      prop_op.fee_paying_account = get_account(proposing_account).id;
+
+      prop_op.proposed_ops.emplace_back( update_op );
+      current_params.current_fees->set_fee( prop_op.proposed_ops.back().op );
+
+      signed_transaction tx;
+      tx.operations.push_back(prop_op);
+      set_operation_fees(tx, current_params.current_fees);
+      tx.validate();
+
+      return sign_transaction(tx, broadcast);
+   }
+
    signed_transaction approve_proposal(
       const string& fee_paying_account,
       const string& proposal_id,
@@ -3524,6 +3564,16 @@ signed_transaction wallet_api::propose_fee_change(
    return my->propose_fee_change( proposing_account, expiration_time, changed_fees, broadcast );
 }
 
+signed_transaction wallet_api::propose_dividend_asset_update(
+   const string& proposing_account,
+   fc::time_point_sec expiration_time,
+   const variant_object& changed_fees,
+   bool broadcast /* = false */
+   )
+{
+   return my->propose_dividend_asset_update( proposing_account, expiration_time, changed_fees, broadcast );
+}
+
 signed_transaction wallet_api::approve_proposal(
    const string& fee_paying_account,
    const string& proposal_id,
@@ -3534,6 +3584,9 @@ signed_transaction wallet_api::approve_proposal(
    return my->approve_proposal( fee_paying_account, proposal_id, delta, broadcast );
 }
 
+
+
+
 global_property_object wallet_api::get_global_properties() const
 {
    return my->get_global_properties();