Accessors for base/quote currencies (#141)

* accessors for base/quote currencies

* fix the methods

* ask and you shall receive

* rename method

Co-authored-by: Jayant Krishnamurthy <jkrishnamurthy@jumptrading.com>

Author: jayantk

pc/request.cpp

@@ -295,6 +295,20 @@ str product::get_symbol()
   return sym;
 }
 
+str product::get_base_asset()
+{
+  str base;
+  get_attr( attr_id( "base" ), base);
+  return base;
+}
+
+str product::get_quote_currency()
+{
+  str quote;
+  get_attr( attr_id( "quote_currency" ), quote);
+  return quote;
+}
+
 void product::reset()
 {
   reset_err();
@@ -491,6 +505,16 @@ str price::get_symbol()
   return prod_->get_symbol();
 }
 
+str price::get_base_asset()
+{
+  return prod_->get_base_asset();
+}
+
+str price::get_quote_currency()
+{
+  return prod_->get_quote_currency();
+}
+
 bool price::get_attr( attr_id aid, str& val ) const
 {
   return prod_->get_attr( aid, val );

pc/request.hpp

@@ -157,6 +157,10 @@ namespace pc
 
     // symbol from attr_dict
     str get_symbol();
+    // Get the base currency (from attr_dict)
+    str get_base_asset();
+    // Get the quote currency (from attr_dict)
+    str get_quote_currency();
 
     // iterate through associated price accounts (quotes) associated
     // with this product
@@ -243,6 +247,12 @@ namespace pc
     // convenience wrapper equiv to: get_product()->get_symbol()
     str get_symbol();
 
+    // Get the base asset for the product (from the list of product attributes).
+    str get_base_asset();
+
+    // Get the quote currency for the product (from the list of product attributes).
+    str get_quote_currency();
+
     // convenience wrapper equiv to: get_product()->get_sttr()
     bool get_attr( attr_id, str& ) const;