From bb8d19383596764e145a376b89c77fc572ffb05a Mon Sep 17 00:00:00 2001 From: moneroexamples Date: Mon, 9 May 2016 03:44:36 +0000 Subject: [PATCH] show_my_outputs method started --- main.cpp | 4 + src/page.h | 189 ++++++++++++++++++++++++++++++++++ src/templates/my_outputs.html | 48 +++++++++ 3 files changed, 241 insertions(+) create mode 100644 src/templates/my_outputs.html diff --git a/main.cpp b/main.cpp index 9bcaa6b..d3ff1e5 100644 --- a/main.cpp +++ b/main.cpp @@ -100,6 +100,10 @@ int main(int ac, const char* av[]) { return xmrblocks.show_tx(tx_hash, with_ring_signatures); }); + CROW_ROUTE(app, "/myoutputs///") + ([&](string tx_hash, string xmr_address, string viewkey) { + return xmrblocks.show_my_outputs(tx_hash, xmr_address, viewkey); + }); CROW_ROUTE(app, "/search").methods("GET"_method) ([&](const crow::request& req) { diff --git a/src/page.h b/src/page.h index bd915f7..08e5653 100644 --- a/src/page.h +++ b/src/page.h @@ -33,6 +33,7 @@ #define TMPL_FOOTER TMPL_DIR "/footer.html" #define TMPL_BLOCK TMPL_DIR "/block.html" #define TMPL_TX TMPL_DIR "/tx.html" +#define TMPL_MY_OUTPUTS TMPL_DIR "/my_outputs.html" #define TMPL_SEARCH_RESULTS TMPL_DIR "/search_results.html" namespace xmreg { @@ -1096,6 +1097,194 @@ namespace xmreg { return mstch::render(full_page, context); } + string + show_my_outputs(string tx_hash_str, string xmr_address_str, string viewkey_str) + { + + // parse tx hash string to hash object + crypto::hash tx_hash; + + if (!xmreg::parse_str_secret_key(tx_hash_str, tx_hash)) + { + cerr << "Cant parse tx hash: " << tx_hash_str << endl; + return string("Cant get tx hash due to parse error: " + tx_hash_str); + } + + // parse string representing given monero address + cryptonote::account_public_address address; + + if (!xmreg::parse_str_address(xmr_address_str, address, 0)) + { + cerr << "Cant parse string address: " << xmr_address_str << endl; + return string("Cant parse xmr address: " + xmr_address_str); + } + + // parse string representing given private viewkey + crypto::secret_key prv_view_key; + + if (!xmreg::parse_str_secret_key(viewkey_str, prv_view_key)) + { + cerr << "Cant parse view key: " << viewkey_str << endl; + return string("Cant parse view key: " + viewkey_str); + } + + + // tx age + pair age; + + string blk_timestamp {"N/A"}; + + // get transaction + transaction tx; + + if (!mcore->get_tx(tx_hash, tx)) + { + cerr << "Cant get tx in blockchain: " << tx_hash + << ". \n Check mempool now" << endl; + + vector> found_txs + = search_mempool(tx_hash); + + if (!found_txs.empty()) + { + // there should be only one tx found + tx = found_txs.at(0).second; + + // since its tx in mempool, it has no blk yet + // so use its recive_time as timestamp to show + + uint64_t tx_recieve_timestamp + = found_txs.at(0).first.receive_time; + + blk_timestamp = xmreg::timestamp_to_str(tx_recieve_timestamp); + + age = get_age(server_timestamp, tx_recieve_timestamp, + FULL_AGE_FORMAT); + } + else + { + // tx is nowhere to be found :-( + return string("Cant get tx: " + tx_hash_str); + } + } + + tx_details txd = get_tx_details(tx); + + uint64_t tx_blk_height {0}; + + bool tx_blk_found {false}; + + try + { + tx_blk_height = core_storage->get_db().get_tx_block_height(tx_hash); + tx_blk_found = true; + } + catch (exception& e) + { + cerr << "Cant get block height: " << tx_hash + << e.what() << endl; + } + + + // get block cointaining this tx + block blk; + + if (tx_blk_found && !mcore->get_block_by_height(tx_blk_height, blk)) + { + cerr << "Cant get block: " << tx_blk_height << endl; + } + + string tx_blk_height_str {"N/A"}; + + if (tx_blk_found) + { + // calculate difference between tx and server timestamps + age = get_age(server_timestamp, blk.timestamp, FULL_AGE_FORMAT); + + blk_timestamp = xmreg::timestamp_to_str(blk.timestamp); + + tx_blk_height_str = std::to_string(tx_blk_height); + } + + // payments id. both normal and encrypted (payment_id8) + string pid_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.payment_id)); + string pid8_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.payment_id8)); + + // initalise page tempate map with basic info about blockchain + mstch::map context { + {"tx_hash" , tx_hash_str}, + {"tx_pub_key" , REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.pk))}, + {"blk_height" , tx_blk_height_str}, + {"tx_size" , fmt::format("{:0.4f}", + static_cast(txd.size) / 1024.0)}, + {"tx_fee" , fmt::format("{:0.12f}", XMR_AMOUNT(txd.fee))}, + {"blk_timestamp" , blk_timestamp}, + {"delta_time" , age.first}, + {"outputs_no" , txd.output_pub_keys.size()}, + {"has_payment_id" , txd.payment_id != null_hash}, + {"has_payment_id8" , txd.payment_id8 != null_hash8}, + {"payment_id" , pid_str}, + {"payment_id8" , pid8_str} + }; + + string server_time_str = xmreg::timestamp_to_str(server_timestamp, "%F"); + + uint64_t output_idx {0}; + + // public transaction key is combined with our viewkey + // to create, so called, derived key. + key_derivation derivation; + + if (!generate_key_derivation(txd.pk, prv_view_key, derivation)) + { + cerr << "Cant get dervied key for: " << "\n" + << "pub_tx_key: " << txd.pk << " and " + << "prv_view_key" << prv_view_key << endl; + + return string("Cant get key_derivation"); + } + + + mstch::array outputs; + + + for (pair& outp: txd.output_pub_keys) + { + + // get the tx output public key + // that normally would be generated for us, + // if someone had sent us some xmr. + public_key pubkey; + + derive_public_key(derivation, + output_idx, + address.m_spend_public_key, + pubkey); + + // check if generated public key matches the current output's key + bool mine_output = (outp.first.key == pubkey); + + outputs.push_back(mstch::map { + {"out_pub_key" , REMOVE_HASH_BRAKETS(fmt::format("{:s}", outp.first.key))}, + {"amount" , fmt::format("{:0.12f}", XMR_AMOUNT(outp.second))}, + {"mine_output" , mine_output}, + {"output_idx" , fmt::format("{:02d}", output_idx++)} + }); + + } + + context["outputs"] = outputs; + + // read tx.html + string tx_html = xmreg::read(TMPL_MY_OUTPUTS); + + // add header and footer + string full_page = get_full_page(tx_html); + + // render the page + return mstch::render(full_page, context); + } + string search(string search_text) { diff --git a/src/templates/my_outputs.html b/src/templates/my_outputs.html new file mode 100644 index 0000000..60492fb --- /dev/null +++ b/src/templates/my_outputs.html @@ -0,0 +1,48 @@ + +
+ +

Tx hash: {{tx_hash}}

+
Tx public key: {{tx_pub_key}}
+ + + {{#has_payment_id}} +
Payment id: {{payment_id}}
+ {{/has_payment_id}} + + {{#has_payment_id8}} +
Payment id (encrypted): {{payment_id8}}
+ {{/has_payment_id8}} + + + + + + + + + + + +
Block: {{blk_height}}Timestamp [UCT]: {{blk_timestamp}}Age [y:d:h:m:s]: {{delta_time}}Fee: {{tx_fee}}Tx size: {{tx_size}} kB
+ + +

Outputs ({{outputs_no}})

+
+ + + + + + + {{#outputs}} + + + + + + {{/outputs}} +
Outputs public keysamountmine output?
{{output_idx}}: {{out_pub_key}}{{amount}}{{mine_output}}
+
+ + +