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onion-wownero-explorer
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search tx in given hour and day added

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master
moneroexamples 8 years ago
parent a5d71f7027
commit 248c6fcaee
2 changed files with 159 additions and 34 deletions
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62
src/mylmdb.h
Unescape Escape View File

@ -512,7 +512,7 @@ namespace xmreg
bool
get_output_info_range(uint64_t key_timestamp_start,
uint64_t key_timestamp_end,
vector<output_info>& out_infos,
vector<pair<uint64_t, output_info>>& out_infos,
const string& db_name = "output_info")
{
@ -534,7 +534,17 @@ namespace xmreg
// set cursor the the first item
if (cr.get(key_to_find, info_val, MDB_SET_RANGE))
{
out_infos.push_back(*(info_val.data<output_info>()));
current_timestamp = *key_to_find.data<uint64_t>();
if (current_timestamp > key_timestamp_end)
{
return false;
}
out_infos.push_back(make_pair(
current_timestamp,
*(info_val.data<output_info>())));
// process other values for the same key
while (cr.get(key_to_find, info_val, MDB_NEXT))
@ -546,7 +556,9 @@ namespace xmreg
break;
}
out_infos.push_back(*(info_val.data<output_info>()));
out_infos.push_back(make_pair(
current_timestamp,
*(info_val.data<output_info>())));
}
}
else
@ -566,6 +578,50 @@ namespace xmreg
return true;
}
/**
* Returns sorted and unique tx hashes withing a
* given timestamp range
*
* @param key_timestamp_start
* @param key_timestamp_end
* @param out_txs
* @return bool
*/
bool
get_txs_from_timestamp_range(uint64_t key_timestamp_start,
uint64_t key_timestamp_end,
vector<crypto::hash>& out_txs)
{
using output_pair = pair<uint64_t, output_info>;
auto sort_by_timestamp = [](const output_pair& l,
const output_pair& r)
{
return l.first < r.first;
};
vector<output_pair> out_infos;
if (get_output_info_range(key_timestamp_start,
key_timestamp_end,
out_infos))
{
set<output_pair, decltype(sort_by_timestamp)> unique_txs(sort_by_timestamp);
for (auto oi: out_infos)
unique_txs.insert(oi);
for (auto ut: unique_txs)
out_txs.push_back(ut.second.tx_hash);
return true;
}
return false;
}
void
for_all_outputs(

131
src/page.h
Unescape Escape View File

@ -2238,11 +2238,11 @@ public:
{
return result_html;
}
}
catch(boost::bad_lexical_cast &e)
{
return result_html;
cerr << fmt::format("Parsing {:s} into uint64_t failed", search_text)
<< endl;
}
}
@ -2394,8 +2394,6 @@ public:
= parse(search_text, "%Y-%m-%d %H:%M")
.time_since_epoch().count();
cout << "blk_timestamp_utc_start: " << blk_timestamp_utc_start << endl;
if (blk_timestamp_utc_start)
{
// seems we have a correct date!
@ -2404,39 +2402,83 @@ public:
uint64_t blk_timestamp_utc_end
= blk_timestamp_utc_start + 59;
// so try to get blocks in the timestamp range
all_possible_tx_hashes.push_back(
make_pair("tx_public_keys", vector<string>{}));
vector<xmreg::output_info> out_infos;
vector<string>& txs_found_ref
= all_possible_tx_hashes.back().second;
if (mylmdb->get_output_info_range(blk_timestamp_utc_start,
blk_timestamp_utc_end,
out_infos))
{
// we found something. add all unique tx found to
// the vector we are going to show results with
get_txs_from_timestamp_range(
blk_timestamp_utc_start,
blk_timestamp_utc_end,
mylmdb,
txs_found_ref);
}
}
else if (search_text.length() == 13)
{
// check if date given in format: 2015-04-15 12
// this is 13 characters, i.e., only hour given
// so search all blocks made within that hour
// auto sort_by_timestamp =
// [](const pair<uint64_t, crypto::hash>& l,
// const pair<uint64_t, crypto::hash>& r)
// {
// l.first < l.second;
// };
// first parse the string to date::sys_seconds and then to timestamp
// since epoch
uint64_t blk_timestamp_utc_start
= parse(search_text, "%Y-%m-%d %H")
.time_since_epoch().count();
set<string> unique_tx_found;
if (blk_timestamp_utc_start)
{
// seems we have a correct date!
for (const auto &out_info: out_infos)
{
//cout << " - " << out_info << endl;
//unique_tx_found.insert(pod_to_hex(out_info.tx_hash));
unique_tx_found.insert(pod_to_hex(out_info.tx_hash));
}
// add 60 seconds, i.e. 1 hour
uint64_t blk_timestamp_utc_end
= blk_timestamp_utc_start + 3599;
all_possible_tx_hashes.push_back(
make_pair("tx_public_keys",
vector<string>(unique_tx_found.begin(),
unique_tx_found.end()))
);
}
all_possible_tx_hashes.push_back(
make_pair("tx_public_keys", vector<string>{}));
vector<string>& txs_found_ref
= all_possible_tx_hashes.back().second;
get_txs_from_timestamp_range(
blk_timestamp_utc_start,
blk_timestamp_utc_end,
mylmdb,
txs_found_ref);
}
}
else if (search_text.length() == 10)
{
// check if date given in format: 2015-04-15
// this is 10 characters, i.e., only day given
// so search all blocks made within that day
// first parse the string to date::sys_seconds and then to timestamp
// since epoch
uint64_t blk_timestamp_utc_start
= parse(search_text, "%Y-%m-%d")
.time_since_epoch().count();
if (blk_timestamp_utc_start)
{
// seems we have a correct date!
// add 60 seconds, i.e. 1 day
uint64_t blk_timestamp_utc_end
= blk_timestamp_utc_start + 86399;
all_possible_tx_hashes.push_back(
make_pair("tx_public_keys", vector<string>{}));
vector<string>& txs_found_ref
= all_possible_tx_hashes.back().second;
get_txs_from_timestamp_range(
blk_timestamp_utc_start,
blk_timestamp_utc_end,
mylmdb,
txs_found_ref);
}
}
@ -3464,6 +3506,33 @@ private:
return txd;
}
bool
get_txs_from_timestamp_range(
uint64_t timestamp_start,
uint64_t timestamp_end,
const unique_ptr<xmreg::MyLMDB>& mylmdb,
vector<string>& out_txs)
{
vector<crypto::hash> txs_found;
if (mylmdb->get_txs_from_timestamp_range(
timestamp_start,
timestamp_end,
txs_found))
{
for (auto tf: txs_found)
{
out_txs.push_back(pod_to_hex(tf));
}
return true;
}
return false;
}
vector<pair<tx_info, transaction>>
search_mempool(crypto::hash tx_hash = null_hash)
{

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