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Cargo.toml
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[package]
name = "monero-block-explorer"
version = "0.2.0"
version = "0.1.0"
authors = ["lalanza808 <lance@lzahq.tech>"]
edition = "2018"
description = "Simple web application for querying nodes to retrieve information about the Monero blockchain."
[dependencies]
rocket = "0.5.0-rc.2"
# rocket = "0.4.4"
# rocket_contrib = {version = "0.4.4", features = ["handlebars_templates", "tera_templates"]}
# serde = "1.0"
# serde_json = "1.0"
# serde_derive = "1.0"
# reqwest = { version = "0.10.4", features = ["blocking", "json"] }
# openssl = { version = "0.10", features = ["vendored"] }
# qrcode-generator = "1.0.6"
# base64 = "0.12.0"
rocket = "0.4.4"
rocket_contrib = {version = "0.4.4", features = ["handlebars_templates", "tera_templates"]}
serde = "1.0"
serde_json = "1.0"
serde_derive = "1.0"
reqwest = { version = "0.10.4", features = ["blocking", "json"] }
openssl = { version = "0.10", features = ["vendored"] }
qrcode-generator = "1.0.6"
base64 = "0.12.0"

500
src/main.rs
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#![feature(proc_macro_hygiene, decl_macro)]
#[macro_use] extern crate rocket;
#[macro_use] extern crate rocket_contrib;
#[macro_use] extern crate serde_derive;
extern crate reqwest;
extern crate qrcode_generator;
mod data_types;
#[get("/")]
fn index() -> &'static str {
"Hello, world!"
}
use rocket::http::RawStr;
use rocket::response::Redirect;
use rocket_contrib::json::{Json,JsonValue};
use rocket_contrib::templates::Template;
use rocket_contrib::serve::StaticFiles;
use reqwest::blocking::{RequestBuilder, Client};
use reqwest::Error;
use qrcode_generator::QrCodeEcc;
use std::env;
use data_types::*;
#[launch]
fn rocket() -> _ {
rocket::build().mount("/", routes![index])
fn issue_rpc(method: &str, params: Option<RPCParams>) -> RequestBuilder {
let http_client = Client::new();
let url = format!(
"{}/json_rpc",
env::var("DAEMON_URI").unwrap()
);
let post_data = RPCPayload {
method: Some(method.to_string()),
params: params,
..Default::default()
};
http_client.post(&url).json(&post_data)
}
// #![feature(proc_macro_hygiene, decl_macro)]
// #[macro_use] extern crate rocket;
// #[macro_use] extern crate rocket_contrib;
// #[macro_use] extern crate serde_derive;
// extern crate reqwest;
// extern crate qrcode_generator;
// mod data_types;
// use rocket::http::RawStr;
// use rocket::response::Redirect;
// use rocket_contrib::json::{Json,JsonValue};
// use rocket_contrib::templates::Template;
// use rocket_contrib::serve::StaticFiles;
// use reqwest::blocking::{RequestBuilder, Client};
// use reqwest::Error;
// use qrcode_generator::QrCodeEcc;
// use std::env;
// use data_types::*;
// fn issue_rpc(method: &str, params: Option<RPCParams>) -> RequestBuilder {
// let http_client = Client::new();
// let url = format!(
// "{}/json_rpc",
// env::var("DAEMON_URI").unwrap()
// );
// let post_data = RPCPayload {
// method: Some(method.to_string()),
// params: params,
// ..Default::default()
// };
// http_client.post(&url).json(&post_data)
// }
// fn issue_raw_rpc(method: &str, params: JsonValue) -> RequestBuilder {
// let http_client = Client::new();
// let url = format!(
// "{}/{}",
// env::var("DAEMON_URI").unwrap(),
// &method
// );
// http_client.post(&url).json(&params)
// }
fn issue_raw_rpc(method: &str, params: JsonValue) -> RequestBuilder {
let http_client = Client::new();
let url = format!(
"{}/{}",
env::var("DAEMON_URI").unwrap(),
&method
);
http_client.post(&url).json(&params)
}
// fn build_rpc(method: &str, data: Option<JsonValue>, raw: bool) -> RequestBuilder {
// let http_client = Client::new();
// let daemon_uri = env::var("DAEMON_URI").unwrap();
// match raw {
// true => {
// let uri = format!("{}/{}", &daemon_uri, &method);
// if let None = data {
// http_client.post(&uri)
// } else {
// http_client.post(&uri).json(&data)
// }
// },
// false => {
// let uri = format!("{}/json_rpc", &daemon_uri);
// let data = RPCPayload {
// method: Some(method.to_string()),
// ..Default::default()
// };
// http_client.post(&uri).json(&data)
// }
// }
// }
fn build_rpc(method: &str, data: Option<JsonValue>, raw: bool) -> RequestBuilder {
let http_client = Client::new();
let daemon_uri = env::var("DAEMON_URI").unwrap();
match raw {
true => {
let uri = format!("{}/{}", &daemon_uri, &method);
if let None = data {
http_client.post(&uri)
} else {
http_client.post(&uri).json(&data)
}
},
false => {
let uri = format!("{}/json_rpc", &daemon_uri);
let data = RPCPayload {
method: Some(method.to_string()),
..Default::default()
};
http_client.post(&uri).json(&data)
}
}
}
// #[get("/block/hash/<block_hash>")]
// fn get_block_by_hash(block_hash: String) -> Template {
// let params = RPCParams {
// hash: Some(block_hash),
// ..Default::default()
// };
// let res: GetBlock = issue_rpc(&"get_block", Some(params))
// .send().unwrap().json().unwrap();
// Template::render("block", &res.result)
// }
#[get("/block/hash/<block_hash>")]
fn get_block_by_hash(block_hash: String) -> Template {
let params = RPCParams {
hash: Some(block_hash),
..Default::default()
};
let res: GetBlock = issue_rpc(&"get_block", Some(params))
.send().unwrap().json().unwrap();
Template::render("block", &res.result)
}
// #[get("/block/height/<block_height>")]
// fn get_block_by_height(block_height: String) -> Template {
// let params = RPCParams {
// height: Some(block_height),
// ..Default::default()
// };
// let res: GetBlock = issue_rpc(&"get_block", Some(params))
// .send().unwrap().json().unwrap();
// Template::render("block", &res.result)
// }
#[get("/block/height/<block_height>")]
fn get_block_by_height(block_height: String) -> Template {
let params = RPCParams {
height: Some(block_height),
..Default::default()
};
let res: GetBlock = issue_rpc(&"get_block", Some(params))
.send().unwrap().json().unwrap();
Template::render("block", &res.result)
}
// #[get("/transaction/<tx_hash>")]
// fn get_transaction_by_hash(tx_hash: String) -> Template {
// let params: JsonValue = json!({
// "txs_hashes": [&tx_hash],
// "decode_as_json": true
// });
// let mut res: GetTransactions = issue_raw_rpc(&"get_transactions", params)
// .send().unwrap().json().unwrap();
// for f in &mut res.txs {
// f.process();
// };
// let context = json!({
// "tx_info": res.txs,
// "tx_hash": tx_hash
// });
// Template::render("transaction", context)
// }
#[get("/transaction/<tx_hash>")]
fn get_transaction_by_hash(tx_hash: String) -> Template {
let params: JsonValue = json!({
"txs_hashes": [&tx_hash],
"decode_as_json": true
});
let mut res: GetTransactions = issue_raw_rpc(&"get_transactions", params)
.send().unwrap().json().unwrap();
for f in &mut res.txs {
f.process();
};
let context = json!({
"tx_info": res.txs,
"tx_hash": tx_hash
});
Template::render("transaction", context)
}
// #[get("/address/<wallet_address>?<tx_amount>&<tx_description>&<recipient_name>&<tx_payment_id>")]
// fn show_wallet_address(
// wallet_address: String,
// tx_amount: Option<String>,
// tx_description: Option<String>,
// recipient_name: Option<String>,
// tx_payment_id: Option<String>
// ) -> Template {
// let address_uri = format!(
// "monero:{}&tx_amount={}&tx_description={}&recipient_name={}&tx_payment_id={}",
// wallet_address,
// tx_amount.unwrap_or("".to_string()),
// tx_description.unwrap_or("".to_string()),
// recipient_name.unwrap_or("".to_string()),
// tx_payment_id.unwrap_or("".to_string())
// );
// let qr_code: String = qrcode_generator::to_svg_to_string(address_uri, QrCodeEcc::Low, 256, None)
// .unwrap();
// let qr_code: String = base64::encode(qr_code);
// let context: JsonValue = json!({
// "qr_code": qr_code,
// "wallet_address": wallet_address
// });
// Template::render("address", context)
// }
#[get("/address/<wallet_address>?<tx_amount>&<tx_description>&<recipient_name>&<tx_payment_id>")]
fn show_wallet_address(
wallet_address: String,
tx_amount: Option<String>,
tx_description: Option<String>,
recipient_name: Option<String>,
tx_payment_id: Option<String>
) -> Template {
let address_uri = format!(
"monero:{}&tx_amount={}&tx_description={}&recipient_name={}&tx_payment_id={}",
wallet_address,
tx_amount.unwrap_or("".to_string()),
tx_description.unwrap_or("".to_string()),
recipient_name.unwrap_or("".to_string()),
tx_payment_id.unwrap_or("".to_string())
);
let qr_code: String = qrcode_generator::to_svg_to_string(address_uri, QrCodeEcc::Low, 256, None)
.unwrap();
let qr_code: String = base64::encode(qr_code);
let context: JsonValue = json!({
"qr_code": qr_code,
"wallet_address": wallet_address
});
Template::render("address", context)
}
// #[get("/search?<value>")]
// fn search(value: &RawStr) -> Redirect {
// // This search implementation is not ideal but it works.
// // We basically check the length of the search value and
// // attempt to redirect to the appropriate route.
// let sl: usize = value.len();
// if sl == 0 {
// return Redirect::found(uri!(index));
// } else if sl < 8 {
// // Less than 8 characters is probably a block height. If it can
// // be parsed as valid u32 then redirect to `get_block_by_height`,
// // otherwise redirect to the error response.
// match value.parse::<u32>() {
// Ok(_) => return Redirect::found(uri!(get_block_by_height: value.as_str())),
// Err(_) => return Redirect::found(uri!(error))
// }
// } else if sl == 64 {
// // Equal to 64 characters is probably a hash; block or tx.
// // For this we attempt to query for a block with
// // given hash. If we don't receive a valid/expected
// // response then we attempt to query for a transaction hash.
// // If neither works then redirect to error response.
// let block_hash_params = RPCParams {
// hash: Some(value.to_string()),
// ..Default::default()
// };
// let check_valid_block_hash: Result<GetBlock, Error> = issue_rpc(
// &"get_block", Some(block_hash_params)
// ).send().unwrap().json();
#[get("/search?<value>")]
fn search(value: &RawStr) -> Redirect {
// This search implementation is not ideal but it works.
// We basically check the length of the search value and
// attempt to redirect to the appropriate route.
let sl: usize = value.len();
if sl == 0 {
return Redirect::found(uri!(index));
} else if sl < 8 {
// Less than 8 characters is probably a block height. If it can
// be parsed as valid u32 then redirect to `get_block_by_height`,
// otherwise redirect to the error response.
match value.parse::<u32>() {
Ok(_) => return Redirect::found(uri!(get_block_by_height: value.as_str())),
Err(_) => return Redirect::found(uri!(error))
}
} else if sl == 64 {
// Equal to 64 characters is probably a hash; block or tx.
// For this we attempt to query for a block with
// given hash. If we don't receive a valid/expected
// response then we attempt to query for a transaction hash.
// If neither works then redirect to error response.
let block_hash_params = RPCParams {
hash: Some(value.to_string()),
..Default::default()
};
let check_valid_block_hash: Result<GetBlock, Error> = issue_rpc(
&"get_block", Some(block_hash_params)
).send().unwrap().json();
// match check_valid_block_hash {
// Ok(_) => return Redirect::found(uri!(get_block_by_hash: value.as_str())),
// Err(_) => {
// let tx_hash_params: JsonValue = json!({"txs_hashes": [&value.as_str()]});
// let check_valid_tx_hash: Result<GetTransactions, Error> = issue_raw_rpc(
// &"get_transactions", tx_hash_params
// ).send().unwrap().json();
match check_valid_block_hash {
Ok(_) => return Redirect::found(uri!(get_block_by_hash: value.as_str())),
Err(_) => {
let tx_hash_params: JsonValue = json!({"txs_hashes": [&value.as_str()]});
let check_valid_tx_hash: Result<GetTransactions, Error> = issue_raw_rpc(
&"get_transactions", tx_hash_params
).send().unwrap().json();
// match check_valid_tx_hash {
// Ok(_) => return Redirect::found(uri!(get_transaction_by_hash: value.as_str())),
// Err(_) => return Redirect::found(uri!(error))
// }
// }
// }
// } else if sl == 95 {
// // Equal to 95 characters is probably a wallet address.
// // For this let's just redirect to the `show_wallet_address` route.
// return Redirect::found(uri!(show_wallet_address: value.as_str(), "", "", "", ""))
// } else if sl == 105 {
// // Equal to 105 characters is probably an integrated address.
// // For this let's just redirect to the `show_wallet_address` route.
// return Redirect::found(uri!(show_wallet_address: value.as_str(), "", "", "", ""))
// } else {
// // Anything else hasn't been implemented yet
// // so redirect to error response.
// return Redirect::found(uri!(error));
// };
// }
match check_valid_tx_hash {
Ok(_) => return Redirect::found(uri!(get_transaction_by_hash: value.as_str())),
Err(_) => return Redirect::found(uri!(error))
}
}
}
} else if sl == 95 {
// Equal to 95 characters is probably a wallet address.
// For this let's just redirect to the `show_wallet_address` route.
return Redirect::found(uri!(show_wallet_address: value.as_str(), "", "", "", ""))
} else if sl == 105 {
// Equal to 105 characters is probably an integrated address.
// For this let's just redirect to the `show_wallet_address` route.
return Redirect::found(uri!(show_wallet_address: value.as_str(), "", "", "", ""))
} else {
// Anything else hasn't been implemented yet
// so redirect to error response.
return Redirect::found(uri!(error));
};
}
// #[get("/tx_pool")]
// fn show_tx_pool() -> Json<GetTransactionPool> {
// let mut tx_pool: GetTransactionPool = build_rpc(
// &"get_transaction_pool", None, true
// ).send().unwrap().json().unwrap();
#[get("/tx_pool")]
fn show_tx_pool() -> Json<GetTransactionPool> {
let mut tx_pool: GetTransactionPool = build_rpc(
&"get_transaction_pool", None, true
).send().unwrap().json().unwrap();
// for f in &mut tx_pool.transactions {
// f.process();
// };
for f in &mut tx_pool.transactions {
f.process();
};
// Json(tx_pool)
// }
Json(tx_pool)
}
// #[get("/")]
// fn index() -> Template {
// let daemon_info: GetInfo = issue_rpc(&"get_info", None)
// .send().unwrap().json().unwrap();
#[get("/")]
fn index() -> Template {
let daemon_info: GetInfo = issue_rpc(&"get_info", None)
.send().unwrap().json().unwrap();
// let mut tx_pool: GetTransactionPool = build_rpc(
// &"get_transaction_pool", None, true
// ).send().unwrap().json().unwrap();
let mut tx_pool: GetTransactionPool = build_rpc(
&"get_transaction_pool", None, true
).send().unwrap().json().unwrap();
// let mut tx_json_raw: Vec<TransactionJSON> = vec![];
let mut tx_json_raw: Vec<TransactionJSON> = vec![];
// for f in &mut tx_pool.transactions {
// f.process();
// let j: TransactionJSON = serde_json::from_str(&f.tx_json).unwrap();
// tx_json_raw.push(j)
// };
for f in &mut tx_pool.transactions {
f.process();
let j: TransactionJSON = serde_json::from_str(&f.tx_json).unwrap();
tx_json_raw.push(j)
};
// let context: JsonValue = json!({
// "daemon_info": daemon_info.result,
// "tx_pool": tx_pool.transactions,
// "tx_json": tx_json_raw
// });
let context: JsonValue = json!({
"daemon_info": daemon_info.result,
"tx_pool": tx_pool.transactions,
"tx_json": tx_json_raw
});
// Template::render("index", context)
// }
Template::render("index", context)
}
// #[get("/error", )]
// fn error() -> JsonValue {
// json!({
// "status": "error",
// "reason": "There was an error while searching the provided values."
// })
// }
#[get("/error", )]
fn error() -> JsonValue {
json!({
"status": "error",
"reason": "There was an error while searching the provided values."
})
}
// #[catch(404)]
// fn not_found() -> JsonValue {
// json!({
// "status": "error",
// "reason": "Resource was not found."
// })
// }
#[catch(404)]
fn not_found() -> JsonValue {
json!({
"status": "error",
"reason": "Resource was not found."
})
}
// fn main() {
// let env_url = env::var("DAEMON_URI");
// match env_url {
// Ok(_) => {
// rocket::ignite()
// .mount("/", routes![
// index,
// search,
// show_tx_pool,
// get_block_by_height,
// get_block_by_hash,
// get_transaction_by_hash,
// show_wallet_address,
// error
// ])
// .mount("/static", StaticFiles::from("./static"))
// .register(catchers![not_found])
// .attach(Template::fairing())
// .launch();
// },
// Err(_) => panic!("Environment variable `DAEMON_URI` not provided.")
// }
// }
fn main() {
let env_url = env::var("DAEMON_URI");
match env_url {
Ok(_) => {
rocket::ignite()
.mount("/", routes![
index,
search,
show_tx_pool,
get_block_by_height,
get_block_by_hash,
get_transaction_by_hash,
show_wallet_address,
error
])
.mount("/static", StaticFiles::from("./static"))
.register(catchers![not_found])
.attach(Template::fairing())
.launch();
},
Err(_) => panic!("Environment variable `DAEMON_URI` not provided.")
}
}

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