use _tx_info.tx_blob instead of manually parsing json

https://github.com/moneroexamples/onion-monero-blockchain-explorer/issues/89

src/MempoolStatus.cpp

@@ -126,32 +126,21 @@ MempoolStatus::read_mempool()
         // get transaction info of the tx in the mempool
         const tx_info& _tx_info = mempool_tx_info.at(i);
 
-        crypto::hash mem_tx_hash = null_hash;
-
-        if (epee::string_tools::hex_to_pod(_tx_info.id_hash, mem_tx_hash))
-        {
         transaction tx;
+        crypto::hash tx_hash;
+        crypto::hash tx_prefix_hash;
 
-            if (!xmreg::make_tx_from_json(_tx_info.tx_json, tx))
+        if (!parse_and_validate_tx_from_blob(
+                _tx_info.tx_blob, tx, tx_hash, tx_prefix_hash))
         {
-                cerr << "Cant make tx from _tx_info.tx_json" << endl;
+            cerr << "Cant make tx from _tx_info.tx_blob" << endl;
             return false;
         }
 
-            crypto::hash tx_hash_reconstructed = get_transaction_hash(tx);
-
-            if (mem_tx_hash != tx_hash_reconstructed)
-            {
-                cerr << "Hash of reconstructed tx from json does not match "
-                        "what we should get!"
-                     << endl;
-
-                return false;
-            }
 
         mempool_size_kB += _tx_info.blob_size;
 
-            local_copy_of_mempool_txs.push_back(mempool_tx {tx_hash_reconstructed, tx});
+        local_copy_of_mempool_txs.push_back(mempool_tx {tx_hash, tx});
 
         mempool_tx& last_tx = local_copy_of_mempool_txs.back();
 
@@ -194,7 +183,7 @@ MempoolStatus::read_mempool()
         else if (payment_id8 != null_hash8)
             last_tx.pID = 'e'; // encrypted payment id
 
-        } // if (hex_to_pod(_tx_info.id_hash, mem_tx_hash))
+       // } // if (hex_to_pod(_tx_info.id_hash, mem_tx_hash))
 
     } // for (size_t i = 0; i < mempool_tx_info.size(); ++i)
 

src/tools.cpp

@@ -1203,7 +1203,7 @@ namespace xmreg
         }
 
 
-        // cout << "\n\n  j.dump()" << j.dump(4) << endl;
+         cout << "\n\n  j.dump()" << j.dump(4) << '\n';
 
         // get version and unlock time from json
         tx.version     = j["version"].get<size_t>();
@@ -1401,7 +1401,8 @@ namespace xmreg
                 last_range_sig.asig = asig;
 
                 memcpy(&(last_range_sig.Ci), &(key64_contained.Ci), sizeof(rct::key64));
-            }
+
+            } // for (json& range_s: j["rctsig_prunable"]["rangeSigs"])
 
             vector<rct::mgSig>& mg_sigs = rctsig_prunable.MGs;
 
@@ -1441,7 +1442,11 @@ namespace xmreg
                 }
 
                 mg_sigs.push_back(new_mg_sig);
-            }
+            } // for (json& a_mgs: j["rctsig_prunable"]["MGs"])
+
+            //std::vector<Bulletproof>& bulletproof = rctsig_prunable.bulletproofs;
+
+
 
         } // j.find("rctsig_prunable") != j.end()