construct_tx_context method added
This commit is contained in:
moneroexamples
parent
16f6785bad
commit
2b3a034bb9
592
src/page.h
592
src/page.h
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@ -943,291 +943,7 @@ namespace xmreg {
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}
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}
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tx_details txd = get_tx_details(tx);
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uint64_t tx_blk_height {0};
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bool tx_blk_found {false};
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try
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{
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tx_blk_height = core_storage->get_db().get_tx_block_height(tx_hash);
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tx_blk_found = true;
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}
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catch (exception& e)
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{
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cerr << "Cant get block height: " << tx_hash
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<< e.what() << endl;
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}
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// get block cointaining this tx
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block blk;
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if (tx_blk_found && !mcore->get_block_by_height(tx_blk_height, blk))
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{
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cerr << "Cant get block: " << tx_blk_height << endl;
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}
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string tx_blk_height_str {"N/A"};
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if (tx_blk_found)
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{
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// calculate difference between tx and server timestamps
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age = get_age(server_timestamp, blk.timestamp, FULL_AGE_FORMAT);
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blk_timestamp = xmreg::timestamp_to_str(blk.timestamp);
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tx_blk_height_str = std::to_string(tx_blk_height);
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}
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// payments id. both normal and encrypted (payment_id8)
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string pid_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.payment_id));
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string pid8_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.payment_id8));
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string tx_json = obj_to_json_str(tx);
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// initalise page tempate map with basic info about blockchain
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mstch::map context {
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{"testnet" , testnet},
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{"tx_hash" , tx_hash_str},
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{"tx_pub_key" , REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.pk))},
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{"blk_height" , tx_blk_height_str},
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{"tx_size" , fmt::format("{:0.4f}",
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static_cast<double>(txd.size) / 1024.0)},
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{"tx_fee" , fmt::format("{:0.12f}", XMR_AMOUNT(txd.fee))},
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{"tx_version" , fmt::format("{:d}", txd.version)},
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{"blk_timestamp" , blk_timestamp},
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{"blk_timestamp_uint" , blk.timestamp},
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{"delta_time" , age.first},
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{"inputs_no" , txd.input_key_imgs.size()},
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{"has_inputs" , !txd.input_key_imgs.empty()},
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{"outputs_no" , txd.output_pub_keys.size()},
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{"has_payment_id" , txd.payment_id != null_hash},
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{"has_payment_id8" , txd.payment_id8 != null_hash8},
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{"payment_id" , pid_str},
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{"payment_id8" , pid8_str},
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{"extra" , txd.get_extra_str()},
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{"with_ring_signatures" , static_cast<bool>(
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with_ring_signatures)},
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{"tx_json" , tx_json}
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};
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string server_time_str = xmreg::timestamp_to_str(server_timestamp, "%F");
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mstch::array inputs = mstch::array{};
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mstch::array mixins_timescales;
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double timescale_scale {0.0}; // size of one '_' in days
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uint64_t input_idx {0};
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uint64_t inputs_xmr_sum {0};
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// initialize with some large and some numbers
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uint64_t min_mix_timestamp = server_timestamp*2L;
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uint64_t max_mix_timestamp {0};
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vector<vector<uint64_t>> mixin_timestamp_groups;
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// make timescale maps for mixins in input
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for (const txin_to_key& in_key: txd.input_key_imgs)
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{
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// get absolute offsets of mixins
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std::vector<uint64_t> absolute_offsets
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= cryptonote::relative_output_offsets_to_absolute(
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in_key.key_offsets);
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// get public keys of outputs used in the mixins that match to the offests
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std::vector<cryptonote::output_data_t> outputs;
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core_storage->get_db().get_output_key(in_key.amount,
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absolute_offsets,
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outputs);
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inputs.push_back(mstch::map {
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{"in_key_img", REMOVE_HASH_BRAKETS(fmt::format("{:s}", in_key.k_image))},
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{"amount" , fmt::format("{:0.12f}", XMR_AMOUNT(in_key.amount))},
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{"input_idx" , fmt::format("{:02d}", input_idx)},
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{"mixins" , mstch::array{}},
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{"ring_sigs" , txd.get_ring_sig_for_input(input_idx)}
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});
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inputs_xmr_sum += in_key.amount;
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vector<uint64_t> mixin_timestamps;
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// get reference to mixins array created above
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mstch::array& mixins = boost::get<mstch::array>(
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boost::get<mstch::map>(inputs.back())["mixins"]);
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// mixin counter
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size_t count = 0;
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// for each found output public key find its block to get timestamp
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for (const uint64_t &i: absolute_offsets)
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{
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// get basic information about mixn's output
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cryptonote::output_data_t output_data = outputs.at(count);
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// get pair pair<crypto::hash, uint64_t> where first is tx hash
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// and second is local index of the output i in that tx
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tx_out_index tx_out_idx =
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core_storage->get_db().get_output_tx_and_index(in_key.amount, i);
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// get block of given height, as we want to get its timestamp
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cryptonote::block blk;
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if (!mcore->get_block_by_height(output_data.height, blk))
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{
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cerr << "- cant get block of height: " << output_data.height << endl;
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return fmt::format("- cant get block of height: {}", output_data.height);
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}
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// get age of mixin relative to server time
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pair<string, string> mixin_age = get_age(server_timestamp,
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blk.timestamp,
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FULL_AGE_FORMAT);
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// get mixin transaction
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transaction mixin_tx;
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if (!mcore->get_tx(tx_out_idx.first, mixin_tx))
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{
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cerr << "Cant get tx: " << tx_out_idx.first << endl;
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return fmt::format("Cant get tx: {:s}", tx_out_idx.first);
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}
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// mixin tx details
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tx_details mixin_txd = get_tx_details(mixin_tx, true);
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mixins.push_back(mstch::map {
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{"mix_blk" , fmt::format("{:08d}", output_data.height)},
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{"mix_pub_key" , REMOVE_HASH_BRAKETS(fmt::format("{:s}",
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output_data.pubkey))},
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{"mix_tx_hash" , REMOVE_HASH_BRAKETS(fmt::format("{:s}",
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tx_out_idx.first))},
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{"mix_out_indx" , fmt::format("{:d}", tx_out_idx.second)},
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{"mix_timestamp" , xmreg::timestamp_to_str(blk.timestamp)},
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{"mix_age" , mixin_age.first},
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{"mix_mixin_no" , mixin_txd.mixin_no},
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{"mix_inputs_no" , mixin_txd.input_key_imgs.size()},
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{"mix_outputs_no" , mixin_txd.output_pub_keys.size()},
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{"mix_age_format" , mixin_age.second},
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{"mix_idx" , fmt::format("{:02d}", count)},
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});
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if (blk.timestamp < min_mix_timestamp)
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min_mix_timestamp = blk.timestamp;
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if (blk.timestamp > max_mix_timestamp)
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max_mix_timestamp = blk.timestamp;
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// get mixin timestamp from its orginal block
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mixin_timestamps.push_back(blk.timestamp);
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++count;
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} // for (const uint64_t &i: absolute_offsets)
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mixin_timestamp_groups.push_back(mixin_timestamps);
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input_idx++;
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} // for (const txin_to_key& in_key: txd.input_key_imgs)
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min_mix_timestamp -= 3600;
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max_mix_timestamp += 3600;
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// make timescale maps for mixins in input with adjusted range
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for (auto& mixn_timestamps: mixin_timestamp_groups)
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{
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// get mixins in time scale for visual representation
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pair<string, double> mixin_times_scale = xmreg::timestamps_time_scale(
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mixn_timestamps,
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max_mix_timestamp,
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170,
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min_mix_timestamp);
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// save resolution of mixin timescales
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timescale_scale = mixin_times_scale.second;
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// save the string timescales for later to show
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mixins_timescales.push_back(mstch::map {
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{"timescale", mixin_times_scale.first}});
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}
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context["inputs_xmr_sum"] = fmt::format("{:0.12f}", XMR_AMOUNT(inputs_xmr_sum));
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context["server_time"] = server_time_str;
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context["inputs"] = inputs;
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context["min_mix_time"] = xmreg::timestamp_to_str(min_mix_timestamp);
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context["max_mix_time"] = xmreg::timestamp_to_str(max_mix_timestamp);
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context["timescales"] = mixins_timescales;
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context["timescales_scale"] = fmt::format("{:0.2f}",
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timescale_scale / 3600.0 / 24.0); // in days
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// get indices of outputs in amounts tables
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vector<uint64_t> out_amount_indices;
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try
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{
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uint64_t tx_index;
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if (core_storage->get_db().tx_exists(txd.hash, tx_index))
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{
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out_amount_indices = core_storage->get_db()
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.get_tx_amount_output_indices(tx_index);
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}
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else
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{
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cerr << "get_tx_outputs_gindexs failed to find transaction with id = " << txd.hash;
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}
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}
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catch(const exception& e)
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{
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cerr << e.what() << endl;
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}
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uint64_t output_idx {0};
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mstch::array outputs;
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uint64_t outputs_xmr_sum {0};
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for (pair<txout_to_key, uint64_t>& outp: txd.output_pub_keys)
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{
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// total number of ouputs in the blockchain for this amount
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uint64_t num_outputs_amount = core_storage->get_db()
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.get_num_outputs(outp.second);
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string out_amount_index_str {"N/A"};
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// outputs in tx in them mempool dont have yet global indices
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// thus for them, we print N/A
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if (!out_amount_indices.empty())
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{
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out_amount_index_str = fmt::format("{:d}",
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out_amount_indices.at(output_idx));
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}
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outputs_xmr_sum += outp.second;
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outputs.push_back(mstch::map {
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{"out_pub_key" , REMOVE_HASH_BRAKETS(fmt::format("{:s}", outp.first.key))},
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{"amount" , fmt::format("{:0.12f}", XMR_AMOUNT(outp.second))},
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{"amount_idx" , out_amount_index_str},
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{"num_outputs" , fmt::format("{:d}", num_outputs_amount)},
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{"output_idx" , fmt::format("{:02d}", output_idx++)}
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});
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}
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context["outputs_xmr_sum"] = fmt::format("{:0.12f}", XMR_AMOUNT(outputs_xmr_sum));
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context["outputs"] = outputs;
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mstch::map context = construct_tx_context(tx, with_ring_signatures);
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// read tx.html
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string tx_html = xmreg::read(TMPL_TX);
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@ -2384,9 +2100,313 @@ namespace xmreg {
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}
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private:
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mstch::map
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construct_tx_context(transaction tx, uint with_ring_signatures = 0)
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{
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tx_details txd = get_tx_details(tx);
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crypto::hash tx_hash = txd.hash;
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string tx_hash_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", tx_hash));
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uint64_t tx_blk_height {0};
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bool tx_blk_found {false};
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if (core_storage->have_tx(tx_hash))
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{
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tx_blk_height = core_storage->get_db().get_tx_block_height(tx_hash);
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tx_blk_found = true;
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}
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// get block cointaining this tx
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block blk;
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if (tx_blk_found && !mcore->get_block_by_height(tx_blk_height, blk))
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{
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cerr << "Cant get block: " << tx_blk_height << endl;
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}
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string tx_blk_height_str {"N/A"};
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// tx age
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pair<string, string> age;
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string blk_timestamp {"N/A"};
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if (tx_blk_found)
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{
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// calculate difference between tx and server timestamps
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age = get_age(server_timestamp, blk.timestamp, FULL_AGE_FORMAT);
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blk_timestamp = xmreg::timestamp_to_str(blk.timestamp);
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tx_blk_height_str = std::to_string(tx_blk_height);
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}
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// payments id. both normal and encrypted (payment_id8)
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string pid_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.payment_id));
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string pid8_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.payment_id8));
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string tx_json = obj_to_json_str(tx);
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// initalise page tempate map with basic info about blockchain
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mstch::map context {
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{"testnet" , testnet},
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{"tx_hash" , tx_hash_str},
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{"tx_pub_key" , REMOVE_HASH_BRAKETS(fmt::format("{:s}", txd.pk))},
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{"blk_height" , tx_blk_height_str},
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{"tx_size" , fmt::format("{:0.4f}",
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static_cast<double>(txd.size) / 1024.0)},
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{"tx_fee" , fmt::format("{:0.12f}", XMR_AMOUNT(txd.fee))},
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{"tx_version" , fmt::format("{:d}", txd.version)},
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{"blk_timestamp" , blk_timestamp},
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{"blk_timestamp_uint" , blk.timestamp},
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{"delta_time" , age.first},
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{"inputs_no" , txd.input_key_imgs.size()},
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{"has_inputs" , !txd.input_key_imgs.empty()},
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{"outputs_no" , txd.output_pub_keys.size()},
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{"has_payment_id" , txd.payment_id != null_hash},
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{"has_payment_id8" , txd.payment_id8 != null_hash8},
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{"payment_id" , pid_str},
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{"payment_id8" , pid8_str},
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{"extra" , txd.get_extra_str()},
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{"with_ring_signatures" , static_cast<bool>(
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with_ring_signatures)},
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{"tx_json" , tx_json},
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{"has_error" , false},
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{"error_msg" , string("")}
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};
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string server_time_str = xmreg::timestamp_to_str(server_timestamp, "%F");
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mstch::array inputs = mstch::array{};
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mstch::array mixins_timescales;
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double timescale_scale {0.0}; // size of one '_' in days
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uint64_t input_idx {0};
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uint64_t inputs_xmr_sum {0};
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// initialize with some large and some numbers
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uint64_t min_mix_timestamp = server_timestamp*2L;
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uint64_t max_mix_timestamp {0};
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vector<vector<uint64_t>> mixin_timestamp_groups;
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// make timescale maps for mixins in input
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for (const txin_to_key& in_key: txd.input_key_imgs)
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{
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// get absolute offsets of mixins
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std::vector<uint64_t> absolute_offsets
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= cryptonote::relative_output_offsets_to_absolute(
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in_key.key_offsets);
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// get public keys of outputs used in the mixins that match to the offests
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std::vector<cryptonote::output_data_t> outputs;
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core_storage->get_db().get_output_key(in_key.amount,
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absolute_offsets,
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outputs);
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inputs.push_back(mstch::map {
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{"in_key_img", REMOVE_HASH_BRAKETS(fmt::format("{:s}", in_key.k_image))},
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{"amount" , fmt::format("{:0.12f}", XMR_AMOUNT(in_key.amount))},
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{"input_idx" , fmt::format("{:02d}", input_idx)},
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{"mixins" , mstch::array{}},
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{"ring_sigs" , txd.get_ring_sig_for_input(input_idx)}
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});
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inputs_xmr_sum += in_key.amount;
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vector<uint64_t> mixin_timestamps;
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// get reference to mixins array created above
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mstch::array& mixins = boost::get<mstch::array>(
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boost::get<mstch::map>(inputs.back())["mixins"]);
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// mixin counter
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size_t count = 0;
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// for each found output public key find its block to get timestamp
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for (const uint64_t &i: absolute_offsets)
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{
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// get basic information about mixn's output
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cryptonote::output_data_t output_data = outputs.at(count);
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// get pair pair<crypto::hash, uint64_t> where first is tx hash
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// and second is local index of the output i in that tx
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tx_out_index tx_out_idx =
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core_storage->get_db().get_output_tx_and_index(in_key.amount, i);
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// get block of given height, as we want to get its timestamp
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cryptonote::block blk;
|
||||
|
||||
if (!mcore->get_block_by_height(output_data.height, blk))
|
||||
{
|
||||
cerr << "- cant get block of height: " << output_data.height << endl;
|
||||
|
||||
context["has_error"] = true;
|
||||
context["error_msg"] = fmt::format("- cant get block of height: {}",
|
||||
output_data.height);
|
||||
}
|
||||
|
||||
// get age of mixin relative to server time
|
||||
pair<string, string> mixin_age = get_age(server_timestamp,
|
||||
blk.timestamp,
|
||||
FULL_AGE_FORMAT);
|
||||
// get mixin transaction
|
||||
transaction mixin_tx;
|
||||
|
||||
if (!mcore->get_tx(tx_out_idx.first, mixin_tx))
|
||||
{
|
||||
cerr << "Cant get tx: " << tx_out_idx.first << endl;
|
||||
|
||||
context["has_error"] = true;
|
||||
context["error_msg"] = fmt::format("Cant get tx: {:s}", tx_out_idx.first);
|
||||
}
|
||||
|
||||
// mixin tx details
|
||||
tx_details mixin_txd = get_tx_details(mixin_tx, true);
|
||||
|
||||
mixins.push_back(mstch::map {
|
||||
{"mix_blk" , fmt::format("{:08d}", output_data.height)},
|
||||
{"mix_pub_key" , REMOVE_HASH_BRAKETS(fmt::format("{:s}",
|
||||
output_data.pubkey))},
|
||||
{"mix_tx_hash" , REMOVE_HASH_BRAKETS(fmt::format("{:s}",
|
||||
tx_out_idx.first))},
|
||||
{"mix_out_indx" , fmt::format("{:d}", tx_out_idx.second)},
|
||||
{"mix_timestamp" , xmreg::timestamp_to_str(blk.timestamp)},
|
||||
{"mix_age" , mixin_age.first},
|
||||
{"mix_mixin_no" , mixin_txd.mixin_no},
|
||||
{"mix_inputs_no" , mixin_txd.input_key_imgs.size()},
|
||||
{"mix_outputs_no" , mixin_txd.output_pub_keys.size()},
|
||||
{"mix_age_format" , mixin_age.second},
|
||||
{"mix_idx" , fmt::format("{:02d}", count)},
|
||||
});
|
||||
|
||||
if (blk.timestamp < min_mix_timestamp)
|
||||
min_mix_timestamp = blk.timestamp;
|
||||
|
||||
if (blk.timestamp > max_mix_timestamp)
|
||||
max_mix_timestamp = blk.timestamp;
|
||||
|
||||
// get mixin timestamp from its orginal block
|
||||
mixin_timestamps.push_back(blk.timestamp);
|
||||
|
||||
++count;
|
||||
|
||||
} // for (const uint64_t &i: absolute_offsets)
|
||||
|
||||
mixin_timestamp_groups.push_back(mixin_timestamps);
|
||||
|
||||
input_idx++;
|
||||
} // for (const txin_to_key& in_key: txd.input_key_imgs)
|
||||
|
||||
min_mix_timestamp -= 3600;
|
||||
max_mix_timestamp += 3600;
|
||||
|
||||
// make timescale maps for mixins in input with adjusted range
|
||||
for (auto& mixn_timestamps: mixin_timestamp_groups)
|
||||
{
|
||||
// get mixins in time scale for visual representation
|
||||
pair<string, double> mixin_times_scale = xmreg::timestamps_time_scale(
|
||||
mixn_timestamps,
|
||||
max_mix_timestamp,
|
||||
170,
|
||||
min_mix_timestamp);
|
||||
|
||||
// save resolution of mixin timescales
|
||||
timescale_scale = mixin_times_scale.second;
|
||||
|
||||
// save the string timescales for later to show
|
||||
mixins_timescales.push_back(mstch::map {
|
||||
{"timescale", mixin_times_scale.first}});
|
||||
}
|
||||
|
||||
|
||||
context["inputs_xmr_sum"] = fmt::format("{:0.12f}", XMR_AMOUNT(inputs_xmr_sum));
|
||||
context["server_time"] = server_time_str;
|
||||
context["inputs"] = inputs;
|
||||
context["min_mix_time"] = xmreg::timestamp_to_str(min_mix_timestamp);
|
||||
context["max_mix_time"] = xmreg::timestamp_to_str(max_mix_timestamp);
|
||||
context["timescales"] = mixins_timescales;
|
||||
context["timescales_scale"] = fmt::format("{:0.2f}",
|
||||
timescale_scale / 3600.0 / 24.0); // in days
|
||||
|
||||
// get indices of outputs in amounts tables
|
||||
vector<uint64_t> out_amount_indices;
|
||||
|
||||
try
|
||||
{
|
||||
|
||||
uint64_t tx_index;
|
||||
|
||||
if (core_storage->get_db().tx_exists(txd.hash, tx_index))
|
||||
{
|
||||
out_amount_indices = core_storage->get_db()
|
||||
.get_tx_amount_output_indices(tx_index);
|
||||
}
|
||||
else
|
||||
{
|
||||
cerr << "get_tx_outputs_gindexs failed to find transaction with id = " << txd.hash;
|
||||
}
|
||||
|
||||
}
|
||||
catch(const exception& e)
|
||||
{
|
||||
cerr << e.what() << endl;
|
||||
}
|
||||
|
||||
uint64_t output_idx {0};
|
||||
|
||||
mstch::array outputs;
|
||||
|
||||
uint64_t outputs_xmr_sum {0};
|
||||
|
||||
for (pair<txout_to_key, uint64_t>& outp: txd.output_pub_keys)
|
||||
{
|
||||
|
||||
// total number of ouputs in the blockchain for this amount
|
||||
uint64_t num_outputs_amount = core_storage->get_db()
|
||||
.get_num_outputs(outp.second);
|
||||
|
||||
string out_amount_index_str {"N/A"};
|
||||
|
||||
// outputs in tx in them mempool dont have yet global indices
|
||||
// thus for them, we print N/A
|
||||
if (!out_amount_indices.empty())
|
||||
{
|
||||
out_amount_index_str = fmt::format("{:d}",
|
||||
out_amount_indices.at(output_idx));
|
||||
}
|
||||
|
||||
outputs_xmr_sum += outp.second;
|
||||
|
||||
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))},
|
||||
{"amount_idx" , out_amount_index_str},
|
||||
{"num_outputs" , fmt::format("{:d}", num_outputs_amount)},
|
||||
{"output_idx" , fmt::format("{:02d}", output_idx++)}
|
||||
});
|
||||
}
|
||||
|
||||
context["outputs_xmr_sum"] = fmt::format("{:0.12f}", XMR_AMOUNT(outputs_xmr_sum));
|
||||
|
||||
context["outputs"] = outputs;
|
||||
|
||||
|
||||
return context;
|
||||
}
|
||||
|
||||
|
||||
tx_details
|
||||
get_tx_details(const transaction& tx, bool coinbase = false)
|
||||
{
|
||||
|
|
|
|||
Loading…
Reference in New Issue