templates and readme amended

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README.md
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# Onion Monero Blockchain Explorer
Two Monero blockchain explorer exist in the clearnet. Although useful,
Monero blockchain explorer websites exist in the clearnet. Although useful,
their limitations are that they use JavaScript, have images
([might be used for coockless tracking](http://lucb1e.com/rp/cookielesscookies/)),
track users activates through google analytics, are not open sourced, and are not
available as hidden services. These things are of importance
for privacy-oriented users.
In this example, these limitations are addressed. Specifically,
an Onion Monero Blockchain Explorer is developed. It is build in C++,
In this example, these limitations are addressed by development of
an Onion Monero Blockchain Explorer. It is build in C++,
and it not only shows how to use Monero C++ libraries, but also demonstrates how to
use:
@ -20,20 +20,168 @@ track users activates through google analytics, are not open sourced, and are no
## Onion Monero Blockchain Explorer features
- no javascript, no web analytics trackers, no images, i.e., no user tracking
- open source which allows everyone to check its source code, fork it, contribute
- made fully in C++ allowing for seamless integration with Monero
- does not use RPC calls, except to get mempool data, which improves its performance
and enables to fetch more information from the blockchain
- index page lists recent transactions in the blockchain and in the memory pool,
rather than only recent blocks, allowing for fast overview of recent activity in Monero
- no javascript, no web analytics trackers, no images
- open source
- made fully in C++
- the only explorer showing encrypted payments ID
- the only explorer with the ability to search by encrypted payments ID, tx public
keys, outputs public keys, input key images
- the only explorer showing ring signatures for inputs
## Prerequisite
Everything here was done and tested using Monero 0.9.4 on
Xubuntu 16.04 x86_64.
Instruction for Monero 0.9 compilation and Monero headers and libraries setup are
as shown here:
- [Compile Monero 0.9 on Ubuntu 16.04 x64](https://github.com/moneroexamples/compile-monero-09-on-ubuntu-16-04)
- [lmdbcpp-monero](https://github.com/moneroexamples/lmdbcpp-monero.git)
## C++ code
```c++
int main(int ac, const char* av[]) {
// get command line options
xmreg::CmdLineOptions opts {ac, av};
auto help_opt = opts.get_option<bool>("help");
// if help was chosen, display help text and finish
if (*help_opt)
{
return EXIT_SUCCESS;
}
auto port_opt = opts.get_option<string>("port");
auto bc_path_opt = opts.get_option<string>("bc-path");
auto custom_db_path_opt = opts.get_option<string>("custom-db-path");
auto deamon_url_opt = opts.get_option<string>("deamon-url");
//cast port number in string to uint16
uint16_t app_port = boost::lexical_cast<uint16_t>(*port_opt);
// get blockchain path
path blockchain_path;
if (!xmreg::get_blockchain_path(bc_path_opt, blockchain_path))
{
cerr << "Error getting blockchain path." << endl;
return EXIT_FAILURE;
}
// enable basic monero log output
xmreg::enable_monero_log();
// create instance of our MicroCore
// and make pointer to the Blockchain
xmreg::MicroCore mcore;
cryptonote::Blockchain* core_storage;
// initialize mcore and core_storage
if (!xmreg::init_blockchain(blockchain_path.string(),
mcore, core_storage))
{
cerr << "Error accessing blockchain." << endl;
return EXIT_FAILURE;
}
// create instance of page class which
// contains logic for the website
xmreg::page xmrblocks(&mcore, core_storage, *deamon_url_opt);
// crow instance
crow::SimpleApp app;
CROW_ROUTE(app, "/")
([&]() {
return xmrblocks.index2();
});
CROW_ROUTE(app, "/page/<uint>")
([&](size_t page_no) {
return xmrblocks.index2(page_no);
});
CROW_ROUTE(app, "/block/<uint>")
([&](size_t block_height) {
return xmrblocks.show_block(block_height);
});
CROW_ROUTE(app, "/block/<string>")
([&](string block_hash) {
return xmrblocks.show_block(block_hash);
});
CROW_ROUTE(app, "/tx/<string>")
([&](string tx_hash) {
return xmrblocks.show_tx(tx_hash);
});
CROW_ROUTE(app, "/tx/<string>/<uint>")
([&](string tx_hash, uint with_ring_signatures) {
return xmrblocks.show_tx(tx_hash, with_ring_signatures);
});
CROW_ROUTE(app, "/search").methods("GET"_method)
([&](const crow::request& req) {
return xmrblocks.search(string(req.url_params.get("value")));
});
CROW_ROUTE(app, "/autorefresh")
([&]() {
uint64_t page_no {0};
bool refresh_page {true};
return xmrblocks.index2(page_no, refresh_page);
});
// run the crow http server
app.port(app_port).multithreaded().run();
return EXIT_SUCCESS;
}
```
## Compile this example
The dependencies are same as those for Monero, so I assume Monero compiles
correctly. If so then to download and compile this example, the following
steps can be executed:
```bash
# download the source code
https://github.com/moneroexamples/onion-monero-blockchain-explorer.git
# enter the downloaded sourced code folder
cd onion-monero-blockchain-explorer
# create the makefile
cmake .
# compile
make
```
## Other examples
Other examples can be found on [github](https://github.com/moneroexamples?tab=repositories).
Please know that some of the examples/repositories are not
finished and may not work as intended.
## How can you help?
Constructive criticism, code and website edits are always good. They can be made through github.
Some Monero are also welcome:
```
48daf1rG3hE1Txapcsxh6WXNe9MLNKtu7W7tKTivtSoVLHErYzvdcpea2nSTgGkz66RFP4GKVAsTV14v6G3oddBTHfxP6tU
```

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{"blk_timestamp" , blk_timestamp},
{"delta_time" , age.first},
{"inputs_no" , txd.input_key_imgs.size()},
{"has_inputs" , !txd.input_key_imgs.empty()},
{"outputs_no" , txd.output_pub_keys.size()},
{"has_payment_id" , txd.payment_id != null_hash},
{"has_payment_id8" , txd.payment_id8 != null_hash8},

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padding: 10px;*/
}
tr, li {
tr, li, #pages {
font-family: "Lucida Console", Monaco, monospace;
font-size : 12px;
height: 22px;
}
#pages
{
margin-top: 15px;
}
td {
text-align: center;
}
@ -85,7 +90,7 @@
</div>
<div class="center">
<form action="/search" method="get" style="width:100%; margin-top:10px" class="style-1">
<form action="/search" method="get" style="width:100%; margin-top:15px" class="style-1">
<input type="text" name="value" size="100"
placeholder="blk height, blk hash, tx hash, tx payment id, encrypted payment id, tx public key, input key image or output public key ">
<input type="submit" value="Search">

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{{/txs}}
</table>
<div class="center" style="text-align: center;">
<div id="pages" class="center" style="text-align: center;">
{{^is_page_zero}}
<a href="/page/{{prev_page}}">previous page</a> |
<a href="/">first page</a> |

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</div>
{{#has_inputs}}
<h3>Inputs' mixins time scale (from genesis till {{server_time}};
resolution: {{timescales_scale}} days)</h3>
<div class="center">
@ -134,6 +135,6 @@
</div>
{{/has_inputs}}
</div>