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onion-wownero-explorer
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few more details about block added

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master
moneroexamples 9 years ago
parent 76fc7594a9
commit 20beb09de5
2 changed files with 138 additions and 34 deletions
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138
src/page.h
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@ -77,9 +77,6 @@ namespace xmreg {
// number of last blocks to show
uint64_t no_of_last_blocks {100 + 1};
// get the current blockchain height. Just to check if it reads ok.
// uint64_t height = core_storage->get_current_blockchain_height() - 1;
uint64_t height = rpc.get_current_height() - 1;
// initalise page tempate map with basic info about blockchain
@ -127,36 +124,15 @@ namespace xmreg {
// get block's hash
crypto::hash blk_hash = core_storage->get_block_id_by_height(i);
// remove "<" and ">" from the hash string
string blk_hash_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", blk_hash));
// calculate difference between server and block timestamps
array<size_t, 5> delta_time = timestamp_difference(
server_timestamp, blk.timestamp);
// get block timestamp in user friendly format
string timestamp_str = xmreg::timestamp_to_str(blk.timestamp);
// default format for age
string age_str = fmt::format("{:02d}:{:02d}:{:02d}",
delta_time[2], delta_time[3],
delta_time[4]);
// if have days or years, change age format
if (delta_time[0] > 0)
{
age_str = fmt::format("{:02d}:{:02d}:{:02d}:{:02d}:{:02d}",
delta_time[0], delta_time[1], delta_time[2],
delta_time[3], delta_time[4]);
context["age_format"] = string("[y:d:h:m:s]");
}
else if (delta_time[1] > 0)
{
age_str = fmt::format("{:02d}:{:02d}:{:02d}:{:02d}",
delta_time[1], delta_time[2],
delta_time[3], delta_time[4]);
pair<string, string> age = get_age(server_timestamp, blk.timestamp);
context["age_format"] = string("[d:h:m:s]");
}
context["age_format"] = age.second;
// get xmr in the block reward
array<uint64_t, 2> coinbase_tx = sum_money_in_tx(blk.miner_tx);
@ -203,7 +179,7 @@ namespace xmreg {
blocks.push_back(mstch::map {
{"height" , to_string(i)},
{"timestamp" , timestamp_str},
{"age" , age_str},
{"age" , age.first},
{"hash" , blk_hash_str},
{"block_reward", fmt::format("{:0.4f}/{:0.4f}",
XMR_AMOUNT(coinbase_tx[1] - sum_fees),
@ -329,14 +305,68 @@ namespace xmreg {
return fmt::format("Block of height {:d} not found!", _blk_height);
}
// get block's hash
crypto::hash blk_hash = core_storage->get_block_id_by_height(_blk_height);
crypto::hash prev_hash = blk.prev_id;
crypto::hash next_hash = core_storage->get_block_id_by_height(_blk_height + 1);
bool have_next_hash = (next_hash == null_hash ? false : true);
bool have_prev_hash = (prev_hash == null_hash ? false : true);
// remove "<" and ">" from the hash string
string prev_hash_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", prev_hash));
string next_hash_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", next_hash));
// remove "<" and ">" from the hash string
string blk_hash_str = REMOVE_HASH_BRAKETS(fmt::format("{:s}", blk_hash));
// get block timestamp in user friendly format
string blk_timestamp = xmreg::timestamp_to_str(blk.timestamp);
// get age of the block relative to the server time
pair<string, string> age = get_age(server_timestamp, blk.timestamp);
// get time from the last block
string delta_time {"N/A"};
if (have_prev_hash)
{
block prev_blk = core_storage->get_db().get_block(prev_hash);
pair<string, string> delta_diff = get_age(blk.timestamp, prev_blk.timestamp);
delta_time = delta_diff.first;
}
// get block size in bytes
uint64_t blk_size = get_object_blobsize(blk);
// miner reward tx
transaction coinbase_tx = blk.miner_tx;
// transcation in the block
vector<crypto::hash> tx_hashes = blk.tx_hashes;
// initalise page tempate map with basic info about blockchain
mstch::map context {
{"blk_height" , fmt::format("{:d}", _blk_height)}
{"blk_hash" , blk_hash_str},
{"blk_height" , fmt::format("{:d}", _blk_height)},
{"blk_timestamp" , blk_timestamp},
{"prev_hash" , prev_hash_str},
{"next_hash" , next_hash_str},
{"have_next_hash" , have_next_hash},
{"have_prev_hash" , have_prev_hash},
{"blk_age" , age.first},
{"delta_time" , delta_time},
{"blk_nonce" , std::to_string(blk.nonce)},
{"age_format" , age.second},
{"major_ver" , std::to_string(blk.major_version)},
{"minor_ver" , std::to_string(blk.minor_version)},
{"blk_size" , fmt::format("{:0.4f}",
static_cast<double>(blk_size) / 1024.0)}
};
// get block's hash
crypto::hash blk_hash = core_storage->get_block_id_by_height(_blk_height);
// read block.html
string block_html = xmreg::read(TMPL_BLOCK);
@ -381,6 +411,48 @@ namespace xmreg {
private:
pair<string, string>
get_age(uint64_t timestamp1, uint64_t timestamp2)
{
pair<string, string> age_pair;
// calculate difference between server and block timestamps
array<size_t, 5> delta_time = timestamp_difference(
timestamp1, timestamp2);
// default format for age
string age_str = fmt::format("{:02d}:{:02d}:{:02d}",
delta_time[2], delta_time[3],
delta_time[4]);
string age_format {"[h:m:s]"};
// if have days or years, change age format
if (delta_time[0] > 0)
{
age_str = fmt::format("{:02d}:{:02d}:{:02d}:{:02d}:{:02d}",
delta_time[0], delta_time[1], delta_time[2],
delta_time[3], delta_time[4]);
age_format = string("[y:d:h:m:s]");
}
else if (delta_time[1] > 0)
{
age_str = fmt::format("{:02d}:{:02d}:{:02d}:{:02d}",
delta_time[1], delta_time[2],
delta_time[3], delta_time[4]);
age_format = string("[d:h:m:s]");
}
age_pair.first = age_str;
age_pair.second = age_format;
return age_pair;
}
uint64_t
sum_xmr_outputs(const string& json_str)
{

34
src/templates/block.html
Unescape Escape View File

@ -1,4 +1,36 @@
<div>
Height: {{blk_height}}
<H3>Block hash (height): {{blk_hash}} ({{blk_height}})</H3>
{{#have_prev_hash}}
<H4>Previous block: <a href="/block/{{prev_hash}}">{{prev_hash}}</a></H4>
{{/have_prev_hash}}
{{#have_next_hash}}
<H4>Next block: <a href="/block/{{next_hash}}">{{next_hash}}</a></H4>
{{/have_next_hash}}
<table class="center" style="width:60%">
<tr>
<td>Timestamp [UCT]:</td><td>{{blk_timestamp}}</td>
<td>Age {{age_format}}:</td><td>{{blk_age}}</td>
<td>Time from previous block [h:m:s]:</td><td>{{delta_time}}</td>
</tr>
<tr>
<td>Major version:</td><td>{{major_ver}}</td>
<td>Minor version:</td><td>{{minor_ver}}</td>
<td>Block size [kB]:</td><td>{{blk_size}}</td>
</tr>
<tr>
<td>nonce:</td><td>{{blk_nonce}}</td>
<td>Minor version:</td><td>{{minor_ver}}</td>
<td>Block size [kB]:</td><td>{{blk_size}}</td>
</tr>
</table>
</div>
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