Jade to Pug, added Vout Ns, refactored database/pages, port in config, clean dependencies

app.js

@@ -16,7 +16,7 @@ var app = express();
 
 // view engine setup
 app.set('views', path.join(__dirname, 'views'));
-app.set('view engine', 'jade');
+app.set('view engine', 'pug');
 
 // uncomment after placing your favicon in /public
 app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));

bin/createUserAndDb.js

@@ -0,0 +1,43 @@
+#!/usr/bin/env node
+var exec = require('child_process').exec;
+var models = require('../models');
+var env = require('../config/config.json')['env'] || 'development';
+var config = require(__dirname + '/../config/config.json')['database'][env];
+
+if (process.argv.length < 4) {
+  console.log('Provide root user name and password for mysql');
+  process.exit(0);
+}
+
+const dropUserDB = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "drop database ${config.database};drop user ${config.username}"`
+const createdb = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "create database ${config.database}"`;
+const createUser = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "create user ${config.username} identified by '${config.password}'"`;
+const grantAccess = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "grant all on ${config.database}.* to ${config.username}"`;
+
+exec(dropUserDB, function(err,stdout,stderr) {
+  console.log(stdout);
+  exec(createdb, function(err,stdout,stderr) {
+    if (err) {
+      console.log(err);
+      process.exit(0);
+    } else {
+      console.log(stdout);
+      exec(createUser, function(err, stdout, stderr) {
+        if (err) {
+          console.log(err);
+          process.exit(0);
+        } else {
+          console.log(stdout);
+          exec(grantAccess, function(err, stdout, stderr) {
+            if (err) {
+              console.log(err);
+            } else {
+              console.log(`\nUSER (${config.username}) AND DATABASE (${config.database}) CREATED SUCCESSFULLY`);
+              console.log(stdout);
+            }
+          });
+        }
+      });
+    }
+  });
+});

bin/initdb.js

@@ -1,51 +1,12 @@
 #!/usr/bin/env node
-var exec = require('child_process').exec;
 var models = require('../models');
-var env = require('../config/config.json')['env'] || 'development';
-var config = require(__dirname + '/../config/config.json')['database'][env];
 
-if (process.argv.length < 4) {
-  console.log('Provide root user name and password for mysql');
+models.sequelize.sync({force: true})
+.then(() => {
+  console.log('Tables created');
+  process.exit(0);
+})
+.catch((err) => {
+  console.log(err);
   process.exit(0);
-}
-
-const dropUserDB = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "drop database ${config.database};drop user ${config.username}"`
-const createdb = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "create database ${config.database}"`;
-const createUser = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "create user ${config.username} identified by '${config.password}'"`;
-const grantAccess = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "grant all on ${config.database}.* to ${config.username}"`;
-
-exec(dropUserDB, function(err,stdout,stderr) {
-  console.log(stdout);
-  exec(createdb, function(err,stdout,stderr) {
-    if (err) {
-      console.log(err);
-      process.exit(0);
-    } else {
-      console.log(stdout);
-      exec(createUser, function(err, stdout, stderr) {
-        if (err) {
-          console.log(err);
-          process.exit(0);
-        } else {
-          console.log(stdout);
-          exec(grantAccess, function(err, stdout, stderr) {
-            if (err) {
-              console.log(err);
-            } else {
-              console.log(stdout);
-              models.sequelize.sync({force: true})
-              .then(() => {
-                console.log(`\nUSER (${config.username}) AND DATABASE (${config.database}) CREATED SUCCESSFULLY`);
-                process.exit(0);
-              })
-              .catch((err) => {
-                console.log(err);
-                process.exit(0);
-              });
-            }
-          });
-        }
-      });
-    }
-  });
 });

bin/syncBlockchain.js

@@ -39,7 +39,6 @@ async function saveTransaction(txid, blockHeight) {
     id: 1
   }));
   const tx = JSON.parse(res_tx)['result'];
-  // console.log('tx:', tx);
   if (tx === null) {
     await models.Failure.create({
       msg: `${txid} fetching failed`,
@@ -50,11 +49,17 @@ async function saveTransaction(txid, blockHeight) {
     txid: tx.txid,
     BlockHeight: blockHeight,
   });
+
+  // Loop over vouts
   for (var i = 0; i < tx.vout.length; i++) {
     const vout = tx.vout[i];
+
     const m_vout = await models.Vout.create({
+      n: vout.n,
       value: vout.value,
     });
+
+    // Loop over addresses in vout
     for (var y = 0; y < vout.scriptPubKey.addresses.length; y++) {
       const address = vout.scriptPubKey.addresses[y];
       let m_address = await models.Address.findOne({
@@ -69,18 +74,26 @@ async function saveTransaction(txid, blockHeight) {
       }
       await m_vout.addAddresses(m_address);
     }
-    await transaction.addVouts(m_vout);
+    await transaction.addVouts(m_vout, {through: {direction: 1}});
   }
   for (var i = 0; i < tx.vin.length; i++) {
     const vin = tx.vin[i];
     if (vin.txid) {
-      const trans = await models.Transaction.findOne({
+      const vout = await models.Vout.findAll({
+        include: {
+          model: models.Transaction,
+          where: {
+            txid: vin.txid,
+          },
+        },
         where: {
-          txid: vin.txid,
+          n: vin.vout,
         },
       });
-      if (trans) {
-        await transaction.addTxtx(trans);
+      if (vout) {
+        await transaction.addVouts(vout, { through: { direction: 0, }, });
+      } else {
+        throw('Couldnt find vout for VIN');
       }
     }
   }

bin/www

@@ -8,12 +8,13 @@ var app = require('../app');
 var debug = require('debug')('gostexplr:server');
 var http = require('http');
 var models = require('../models');
+var config = require('../config/config.json');
 
 /**
  * Get port from environment and store in Express.
  */
 
-var port = normalizePort(process.env.PORT || '3000');
+var port = config['port']  || '3000';
 app.set('port', port);
 
 /**

config/config.json.example

@@ -30,5 +30,6 @@
     "hostname": "127.0.0.1",
     "port": 9376
   },
-  "env": "production"
+  "env": "production",
+  "port": 3000
 }

models/transaction.js

@@ -11,21 +11,21 @@ module.exports = (sequelize, DataTypes) => {
     }],
   });
 
-  const TxToTx = sequelize.define('TxToTx', {}, {
+  const TransactionVouts = sequelize.define('TransactionVouts', {
+    'direction': DataTypes.TINYINT(1),
+  }, {
     timestamps: false,
   });
 
-  Transaction.belongsToMany(Transaction, { through: TxToTx, as: 'txtx' });
-
   Transaction.associate = function (models) {
     models.Transaction.belongsTo(models.Block, {
       onDelete: "CASCADE",
       foreignKey: {
         allowNull: false
-      }
+      },
     });
 
-    models.Transaction.hasMany(models.Vout);
+    models.Transaction.belongsToMany(models.Vout, { through: 'TransactionVouts' });
   };
 
   return Transaction;

models/vout.js

@@ -2,19 +2,15 @@
 
 module.exports = (sequelize, DataTypes) => {
   const Vout = sequelize.define('Vout', {
+    n: DataTypes.MEDIUMINT.UNSIGNED,
     value: DataTypes.DECIMAL(16, 8),
   }, {
     timestamps: false,
   });
 
   Vout.associate = function (models) {
-    models.Vout.belongsTo(models.Transaction, {
-      onDelete: "CASCADE",
-      foreignKey: {
-        allowNull: false
-      }
-    });
     models.Vout.belongsToMany(models.Address, { through: 'AddressVout' });
+    models.Vout.belongsToMany(models.Transaction, { through: 'TransactionVouts' });
   };
 
   return Vout;

package.json

@@ -6,6 +6,7 @@
   "scripts": {
     "start": "node ./bin/www",
     "initdb": "node ./bin/initdb.js",
+    "createUserAndDb": "node ./bin/createUserAndDb.js",
     "syncBlockchain": "node ./bin/syncBlockchain.js",
     "addN": "node ./bin/addNToVouts.js"
   },
@@ -22,10 +23,10 @@
     "debug": "~2.6.9",
     "express": "~4.15.5",
     "forever": "^0.15.3",
-    "jade": "~1.11.0",
     "morgan": "~1.9.0",
     "mysql": "^2.15.0",
     "mysql2": "^1.5.1",
+    "pug": "^2.0.0-rc.4",
     "sequelize": "^4.32.2",
     "sequelize-cli": "^3.2.0",
     "serve-favicon": "~2.4.5"

routes/address.js

@@ -5,36 +5,38 @@ var router = express.Router();
 /* GET home page. */
 router.get('/:address/:offset*?', async function(req, res, next) {
 
-  const addrss = encodeURI(req.params.address);
+  const safe_address = encodeURI(req.params.address);
+
+  const address = await models.Address.findOne({
+    where: {
+      address: safe_address,
+    },
+    include: {
+      model: models.Vout,
+      include: {
+        model: models.Transaction,
+        include: {
+          model: models.Vout,
+        },
+      },
+    },
+  });
+
+  if (address === null) {
+    res.status(404).render('404');
+    return;
+  }
   const limit = 30;
   const paramPage = parseInt(req.params.offset);
   const page = isNaN(paramPage) || paramPage < 1 ? 1 : paramPage;
   const offset = 30 * (page - 1);
-  const txes = await models.sequelize.query(`
-    SELECT txid
-    FROM Transactions as t
-    LEFT JOIN Vouts as v
-    ON v.TransactionId=t.id
-    LEFT JOIN AddressVouts as av
-    ON v.id=av.VoutId
-    LEFT JOIN Addresses as a
-    ON a.id=av.AddressId
-    WHERE a.address='${addrss}'
-    LIMIT ${limit}
-    OFFSET ${offset};
-  `);
 
-  if (txes === null) {
-    res.status(404).render('404');
-    return;
-  }
-
-  const nextpage = txes[0].length === 30 ? page + 1 : null;
+  const nextpage = address.Vouts.length === 30 ? page + 1 : null;
   const prevpage = page > 1 ? page - 1 : null;
-  
+  console.log(address.toJSON());
+
   res.render('address', {
-    address: addrss,
-    txes: txes[0],
+    address: address.toJSON(),
     nextpage,
     prevpage,
   });

routes/block.js

@@ -13,10 +13,12 @@ router.get('/:hash', async function(req, res, next) {
       model: models.Transaction,
     },
   });
+
   if (blockInstance === null) {
     res.status(404).render('404');
     return;
   }
+
   const lastBlock = await models.Block.findOne({
     attributes: [
       [models.sequelize.fn('MAX', models.sequelize.col('height')), 'maxheight']

routes/transaction.js

@@ -15,27 +15,34 @@ router.get('/:txid', async function(req, res, next) {
       model: models.Block,
     },{
       model: models.Vout,
-      include: {
-        model: models.Address,
-      }
-    }, {
-      model: models.Transaction,
-      as: 'txtx',
-    }],
+      include: [
+        {
+          model: models.Address,
+        }, {
+          model: models.Transaction,
+          include: {
+            model: models.Vout,
+          },
+        }
+      ],
+    },],
   });
+
   if (transaction === null) {
     res.status(404).render('404');
     return;
   }
-  const vouts = [];
-  transaction.Vouts.forEach((vout) => {
-    vout.Addresses.forEach((address) => {
-      vouts.push({
-        address: address.address,
-        value: vout.value,
-      });
-    });
-  });
+
+  // const vouts = [];
+  // transaction.Vouts.forEach((vout) => {
+  //   vout.Addresses.forEach((address) => {
+  //     vouts.push({
+  //       address: address.address,
+  //       value: vout.value,
+  //     });
+  //   });
+  // });
+
   const lastBlock = await models.Block.findOne({
     attributes: [
       [models.sequelize.fn('MAX', models.sequelize.col('height')), 'maxheight']
@@ -43,10 +50,20 @@ router.get('/:txid', async function(req, res, next) {
     raw: true,
   });
   const confirmations = lastBlock.maxheight - transaction.Block.height + 1;
-  transaction.blockTime = transaction.Block.time.toUTCString();
+  
+  const txJson = transaction.toJSON();
+  // txJson.vins = txJson.Vouts.filter({TransactionVouts: {direction: 0}});
+  // txJson.vouts txJson.Vouts.filter({TransactionVouts: {direction: 1}});
+  const txTemplate = Object.assign(txJson, {
+    vins: txJson.Vouts.filter((vout) => vout.TransactionVouts.direction === 0),
+    vouts: txJson.Vouts.filter((vout) => vout.TransactionVouts.direction === 1),
+  });
+
+  txTemplate.blockTime = transaction.Block.time.toUTCString();
+
   res.render('transaction', {
-    transaction,
-    vouts,
+    transaction: txTemplate,
+    // vouts,
     confirmations,
   });
 });

views/address.jade

@@ -1,15 +0,0 @@
-extends layout
-
-block content
-  h3 Address
-  div= address
-
-  h3 Transactions
-  each val in txes
-    div
-      a(href='/transaction/#{val.txid}/') #{val.txid}
-  div.pagination
-  if prevpage
-    a(href='/address/#{address}/#{prevpage}/', style='float:left') Back
-  if nextpage
-    a(href='/address/#{address}/#{nextpage}/', style='float:right') Next

views/address.pug

@@ -0,0 +1,21 @@
+extends layout
+
+block content
+  h3 Address
+  div= address.address
+
+  h3 Transactions
+  table
+  each vout in address.Vouts
+    tr
+      if vout.Transactions[0].TransactionVouts.direction == 1
+        td OUT 
+      else
+        td IN
+      td
+        a(href=`/transaction/${vout.Transactions[0].txid}/`) #{vout.Transactions[0].txid}
+  div.pagination
+  if prevpage
+    a(href=`/address/#{address}/${prevpage}/`, style='float:left') Back
+  if nextpage
+    a(href=`/address/${address}/${nextpage}/`, style='float:right') Next

views/block.pug

@@ -9,13 +9,13 @@ block content
         tr
           td.capitalize #{key}
           td
-            a(href='/block/#{block.nextblockhash}/') #{block.nextblockhash}
+            a(href=`/block/${block.nextblockhash}/`) #{block.nextblockhash}
         -continue
       if (key === 'previousblockhash')
         tr
           td.capitalize #{key}
           td
-            a(href='/block/#{block.previousblockhash}/') #{block.previousblockhash}
+            a(href=`/block/${block.previousblockhash}/`) #{block.previousblockhash}
         -continue
       if (key === 'Transactions')
         -continue
@@ -26,5 +26,5 @@ block content
   h3 Transactions
   each tx in block.Transactions
     div
-      a(href='/transaction/#{tx.txid}/') #{tx.txid}
+      a(href=`/transaction/${tx.txid}/`) #{tx.txid}
 

views/index.pug

@@ -8,4 +8,4 @@ block content
       tr
         td #{block.height}
         td
-          a(href='/block/#{block.hash}/') #{block.hash}
+          a(href='/block/' + block.hash + '/') #{block.hash}

views/transaction.jade

@@ -1,37 +0,0 @@
-extends layout
-
-block content
-  h3 Transaction
-
-  table
-    tr
-      td Hash
-      td #{transaction.txid}
-    tr
-      td Block
-      td
-        a(href='/block/#{transaction.Block.hash}/') #{transaction.Block.hash}
-    tr
-      td Block time
-      td #{transaction.blockTime}
-    tr
-      td Confirmations
-      td #{confirmations}
-
-  h3 In
-  if transaction.txtx.length
-    table
-      each val in transaction.txtx
-        tr
-          td
-            a(href='/transaction/#{val.txid}/') #{val.txid}
-  else
-    div Mined
-
-  h3 Out
-  table
-    each val in vouts
-      tr
-        td
-          a(href='/address/#{val.address}/') #{val.address}
-        td #{val.value}

views/transaction.pug

@@ -0,0 +1,54 @@
+extends layout
+
+block content
+  h3 Transaction
+
+  table
+    tr
+      td Hash
+      td #{transaction.txid}
+    tr
+      td Block
+      td
+        a(href=`/block/${transaction.Block.hash}/`) #{transaction.Block.hash}
+    tr
+      td Block time
+      td #{transaction.blockTime}
+    tr
+      td Confirmations
+      td #{confirmations}
+
+  h3 In
+  if transaction.vins.length
+    table
+      tr
+        th Address
+        th Value
+        th Transaction
+      each vin in transaction.vins
+        tr
+          td
+            a(href=`/address/${vin.Addresses[0].address}/`) #{vin.Addresses[0].address}
+          td #{vin.value}
+          td 
+            a(href=`/transaction/${vin.Transactions[0].txid}/`) #{vin.Transactions[0].txid} 
+  else
+    div Mined
+
+  h3 Out
+  table
+    tr
+      th Address
+      th Value
+      th Transaction
+    each vout in transaction.vouts
+      each address in vout.Addresses
+        tr
+          td
+            a(href=`/address/${address.address}/`) #{address.address}
+          td #{vout.value}
+          td 
+            if vout.Transactions[0].TransactionVouts.direction == 0
+              a(href=`/transaction/${vout.Transactions[0].txid}/`) #{vout.Transactions[0].txid} 
+            else
+              span No yet