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<!DOCTYPE html>
<html>
<head>
<title>transactions.js</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width, target-densitydpi=160dpi, initial-scale=1.0; maximum-scale=1.0; user-scalable=0;">
<link rel="stylesheet" media="all" href="arkio.css" />
</head>
<body>
<div id="title">
<h1>transactions.js</h1>
<img src="https://ark.io/wp-content/uploads/2016/10/ark-normal.png">
<hr>
</div>
<div id="container">
<div id="background"></div>
<ul id="jump_to">
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README.md
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blockchain.js
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blocks.js
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delegates.js
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loader.js
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multisignatures.js
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nodeManager.js
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peers.js
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rounds.js
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signatures.js
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system.js
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transactionPool.js
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transactions.js
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transport.js
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</ul>
<ul class="sections">
<li id="section-1">
<div class="annotation">
<div class="pilwrap ">
<a class="pilcrow" href="#section-1">¶</a>
</div>
</div>
<div class="content"><div class='highlight'><pre><span class="hljs-meta">'use strict'</span>;
<span class="hljs-keyword">var</span> <span class="hljs-keyword">async</span> = <span class="hljs-built_in">require</span>(<span class="hljs-string">'async'</span>);
<span class="hljs-keyword">var</span> ByteBuffer = <span class="hljs-built_in">require</span>(<span class="hljs-string">'bytebuffer'</span>);
<span class="hljs-keyword">var</span> constants = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../helpers/constants.js'</span>);
<span class="hljs-keyword">var</span> crypto = <span class="hljs-built_in">require</span>(<span class="hljs-string">'crypto'</span>);
<span class="hljs-keyword">var</span> extend = <span class="hljs-built_in">require</span>(<span class="hljs-string">'extend'</span>);
<span class="hljs-keyword">var</span> genesisblock = <span class="hljs-literal">null</span>;
<span class="hljs-keyword">var</span> OrderBy = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../helpers/orderBy.js'</span>);
<span class="hljs-keyword">var</span> Router = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../helpers/router.js'</span>);
<span class="hljs-keyword">var</span> schema = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../schema/transactions.js'</span>);
<span class="hljs-keyword">var</span> slots = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../helpers/slots.js'</span>);
<span class="hljs-keyword">var</span> sql = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../sql/transactions.js'</span>);
<span class="hljs-keyword">var</span> Transfer = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../logic/transfer.js'</span>);
<span class="hljs-keyword">var</span> transactionTypes = <span class="hljs-built_in">require</span>(<span class="hljs-string">'../helpers/transactionTypes.js'</span>);</pre></div></div>
</li>
<li id="section-2">
<div class="annotation">
<div class="pilwrap ">
<a class="pilcrow" href="#section-2">¶</a>
</div>
<p>Private fields</p>
</div>
<div class="content"><div class='highlight'><pre><span class="hljs-keyword">var</span> modules, library, self, __private = {}, shared = {};
__private.assetTypes = {};</pre></div></div>
</li>
<li id="section-3">
<div class="annotation">
<div class="pilwrap ">
<a class="pilcrow" href="#section-3">¶</a>
</div>
<p>Constructor</p>
</div>
<div class="content"><div class='highlight'><pre><span class="hljs-function"><span class="hljs-keyword">function</span> <span class="hljs-title">Transactions</span> (<span class="hljs-params">cb, scope</span>) </span>{
library = scope;
genesisblock = library.genesisblock;
self = <span class="hljs-keyword">this</span>;
__private.assetTypes[transactionTypes.SEND] = library.logic.transaction.attachAssetType(
transactionTypes.SEND, <span class="hljs-keyword">new</span> Transfer()
);
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, self);
}</pre></div></div>
</li>
<li id="section-4">
<div class="annotation">
<div class="pilwrap ">
<a class="pilcrow" href="#section-4">¶</a>
</div>
<p>Private methods</p>
</div>
<div class="content"><div class='highlight'><pre>__private.attachApi = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params"></span>) </span>{
<span class="hljs-keyword">var</span> router = <span class="hljs-keyword">new</span> Router();
router.use(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">req, res, next</span>) </span>{
<span class="hljs-keyword">if</span> (modules) { <span class="hljs-keyword">return</span> next(); }
res.status(<span class="hljs-number">500</span>).send({<span class="hljs-attr">success</span>: <span class="hljs-literal">false</span>, <span class="hljs-attr">error</span>: <span class="hljs-string">'Blockchain is loading'</span>});
});
router.map(shared, {
<span class="hljs-string">'get /'</span>: <span class="hljs-string">'getTransactions'</span>,
<span class="hljs-string">'get /get'</span>: <span class="hljs-string">'getTransaction'</span>,
<span class="hljs-string">'get /unconfirmed/get'</span>: <span class="hljs-string">'getUnconfirmedTransaction'</span>,
<span class="hljs-string">'get /unconfirmed'</span>: <span class="hljs-string">'getUnconfirmedTransactions'</span>,
<span class="hljs-string">'put /'</span>: <span class="hljs-string">'addTransactions'</span>
});
router.use(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">req, res, next</span>) </span>{
res.status(<span class="hljs-number">500</span>).send({<span class="hljs-attr">success</span>: <span class="hljs-literal">false</span>, <span class="hljs-attr">error</span>: <span class="hljs-string">'API endpoint not found'</span>});
});
library.network.app.use(<span class="hljs-string">'/api/transactions'</span>, router);
library.network.app.use(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, req, res, next</span>) </span>{
<span class="hljs-keyword">if</span> (!err) { <span class="hljs-keyword">return</span> next(); }
library.logger.error(<span class="hljs-string">'API error '</span> + req.url, err);
res.status(<span class="hljs-number">500</span>).send({<span class="hljs-attr">success</span>: <span class="hljs-literal">false</span>, <span class="hljs-attr">error</span>: <span class="hljs-string">'API error'</span>, <span class="hljs-attr">message</span>: err.message});
});
};
__private.list = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">filter, cb</span>) </span>{
<span class="hljs-keyword">var</span> sortFields = sql.sortFields;
<span class="hljs-keyword">var</span> params = {}, where = [], owner = <span class="hljs-string">''</span>;
<span class="hljs-keyword">if</span> (filter.blockId) {
where.push(<span class="hljs-string">'"blockId" = ${blockId}'</span>);
params.blockId = filter.blockId;
}
<span class="hljs-keyword">if</span> (filter.senderPublicKey) {
where.push(<span class="hljs-string">'"senderPublicKey"::bytea = ${senderPublicKey}'</span>);
params.senderPublicKey = filter.senderPublicKey;
}
<span class="hljs-keyword">if</span> (filter.senderId) {
where.push(<span class="hljs-string">'"senderId" = ${senderId}'</span>);
params.senderId = filter.senderId;
}
<span class="hljs-keyword">if</span> (filter.recipientId) {
where.push(<span class="hljs-string">'"recipientId" = ${recipientId}'</span>);
params.recipientId = filter.recipientId;
}
<span class="hljs-keyword">if</span> (filter.ownerAddress && filter.ownerPublicKey) {
owner = <span class="hljs-string">'("senderPublicKey"::bytea = ${ownerPublicKey} OR "recipientId" = ${ownerAddress})'</span>;
params.ownerPublicKey = filter.ownerPublicKey;
params.ownerAddress = filter.ownerAddress;
}
<span class="hljs-keyword">if</span> (filter.type >= <span class="hljs-number">0</span>) {
where.push(<span class="hljs-string">'"type" = ${type}'</span>);
params.type = filter.type;
}
<span class="hljs-keyword">if</span> (!filter.limit) {
params.limit = constants.maxTxsPerBlock;
} <span class="hljs-keyword">else</span> {
params.limit = <span class="hljs-built_in">Math</span>.abs(filter.limit);
}
<span class="hljs-keyword">if</span> (!filter.offset) {
params.offset = <span class="hljs-number">0</span>;
} <span class="hljs-keyword">else</span> {
params.offset = <span class="hljs-built_in">Math</span>.abs(filter.offset);
}
<span class="hljs-keyword">if</span> (params.limit > constants.maxTxsPerBlock) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Invalid limit. Maximum is '</span>+constants.maxTxsPerBlock);
}
<span class="hljs-keyword">var</span> orderBy = OrderBy(
filter.orderBy, {
<span class="hljs-attr">sortFields</span>: sql.sortFields,
<span class="hljs-attr">fieldPrefix</span>: <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">sortField</span>) </span>{
<span class="hljs-keyword">if</span> ([<span class="hljs-string">'height'</span>, <span class="hljs-string">'blockId'</span>, <span class="hljs-string">'confirmations'</span>].indexOf(sortField) > <span class="hljs-number">-1</span>) {
<span class="hljs-keyword">return</span> sortField;
} <span class="hljs-keyword">else</span> {
<span class="hljs-keyword">return</span> sortField;
}
}
}
);
<span class="hljs-keyword">if</span> (orderBy.error) {
<span class="hljs-keyword">return</span> cb(orderBy.error);
}
library.db.query(sql.countList({
<span class="hljs-attr">where</span>: where,
<span class="hljs-attr">owner</span>: owner
}), params).then(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">rows</span>) </span>{
<span class="hljs-keyword">var</span> count = rows.length ? rows[<span class="hljs-number">0</span>].count : <span class="hljs-number">0</span>;
library.db.query(sql.list({
<span class="hljs-attr">where</span>: where,
<span class="hljs-attr">owner</span>: owner,
<span class="hljs-attr">sortField</span>: orderBy.sortField,
<span class="hljs-attr">sortMethod</span>: orderBy.sortMethod
}), params).then(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">rows</span>) </span>{
<span class="hljs-keyword">var</span> transactions = [];
<span class="hljs-keyword">for</span> (<span class="hljs-keyword">var</span> i = <span class="hljs-number">0</span>; i < rows.length; i++) {
transactions.push(library.logic.transaction.dbRead(rows[i]));
}
<span class="hljs-keyword">var</span> data = {
<span class="hljs-attr">transactions</span>: transactions,
<span class="hljs-attr">count</span>: count
};
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, data);
}).catch(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
library.logger.error(<span class="hljs-string">"stack"</span>, err.stack);
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transactions#list error'</span>);
});
}).catch(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
library.logger.error(<span class="hljs-string">"stack"</span>, err.stack);
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transactions#list error'</span>);
});
};
__private.getById = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">id, cb</span>) </span>{
library.db.query(sql.getById, {<span class="hljs-attr">id</span>: id}).then(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">rows</span>) </span>{
<span class="hljs-keyword">if</span> (!rows.length) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transaction not found: '</span> + id);
}
<span class="hljs-keyword">var</span> transaction = library.logic.transaction.dbRead(rows[<span class="hljs-number">0</span>]);
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, transaction);
}).catch(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
library.logger.error(<span class="hljs-string">"stack"</span>, err);
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transactions#getById error'</span>);
});
};
__private.getVotesById = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">transaction, cb</span>) </span>{
library.db.query(sql.getVotesById, {<span class="hljs-attr">id</span>: transaction.id}).then(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">rows</span>) </span>{
<span class="hljs-keyword">if</span> (!rows.length) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transaction not found: '</span> + id);
}
<span class="hljs-keyword">var</span> votes = rows[<span class="hljs-number">0</span>].votes.split(<span class="hljs-string">','</span>);
<span class="hljs-keyword">var</span> added = [];
<span class="hljs-keyword">var</span> deleted = [];
<span class="hljs-keyword">for</span> (<span class="hljs-keyword">var</span> i = <span class="hljs-number">0</span>; i < votes.length; i++) {
<span class="hljs-keyword">if</span> (votes[i].substring(<span class="hljs-number">0</span>, <span class="hljs-number">1</span>) == <span class="hljs-string">"+"</span>) {
added.push (votes[i].substring(<span class="hljs-number">1</span>));
} <span class="hljs-keyword">else</span> <span class="hljs-keyword">if</span> (votes[i].substring(<span class="hljs-number">0</span>, <span class="hljs-number">1</span>) == <span class="hljs-string">"-"</span>) {
deleted.push (votes[i].substring(<span class="hljs-number">1</span>));
}
}
transaction.votes = {<span class="hljs-attr">added</span>: added, <span class="hljs-attr">deleted</span>: deleted};
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, transaction);
}).catch(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
library.logger.error(<span class="hljs-string">"stack"</span>, err.stack);
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transactions#getVotesById error'</span>);
});
};</pre></div></div>
</li>
<li id="section-5">
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<p>Public methods</p>
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</li>
<li id="section-6">
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<p><strong>API</strong> <code>apply</code></p>
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<li id="section-7">
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</div>
<div class="content"><div class='highlight'><pre>Transactions.prototype.apply = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">transaction, block, cb</span>) </span>{
library.transactionSequence.add(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">sequenceCb</span>)</span>{
library.logger.debug(<span class="hljs-string">'Applying confirmed transaction'</span>, transaction.id);
modules.accounts.getAccount({<span class="hljs-attr">publicKey</span>: transaction.senderPublicKey}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, sender</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> sequenceCb(err);
}
library.logic.transaction.apply(transaction, block, sender, sequenceCb);
});
}, cb);
};</pre></div></div>
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<p><strong>API</strong> <code>undo</code></p>
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<li id="section-9">
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</div>
<div class="content"><div class='highlight'><pre>Transactions.prototype.undo = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">transaction, block, cb</span>) </span>{
library.transactionSequence.add(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">sequenceCb</span>)</span>{
library.logger.debug(<span class="hljs-string">'Undoing confirmed transaction'</span>, transaction.id);
modules.accounts.getAccount({<span class="hljs-attr">publicKey</span>: transaction.senderPublicKey}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, sender</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> sequenceCb(err);
}
library.logic.transaction.undo(transaction, block, sender, sequenceCb);
});
}, cb);
};</pre></div></div>
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<p><strong>API</strong> <code>applyUnconfirmed</code></p>
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</div>
<div class="content"><div class='highlight'><pre>Transactions.prototype.applyUnconfirmed = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">transaction, cb</span>) </span>{
modules.accounts.setAccountAndGet({<span class="hljs-attr">publicKey</span>: transaction.senderPublicKey}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, sender</span>) </span>{
<span class="hljs-keyword">if</span> (!sender && transaction.blockId !== genesisblock.block.id) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Invalid block id'</span>);
} <span class="hljs-keyword">else</span> {
library.transactionSequence.add(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">sequenceCb</span>)</span>{
library.logger.debug(<span class="hljs-string">'Applying unconfirmed transaction'</span>, transaction.id);
<span class="hljs-keyword">if</span> (transaction.requesterPublicKey) {
modules.accounts.getAccount({<span class="hljs-attr">publicKey</span>: transaction.requesterPublicKey}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, requester</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> sequenceCb(err);
}
<span class="hljs-keyword">if</span> (!requester) {
<span class="hljs-keyword">return</span> sequenceCb(<span class="hljs-string">'Requester not found'</span>);
}
library.logic.transaction.applyUnconfirmed(transaction, sender, requester, sequenceCb);
});
} <span class="hljs-keyword">else</span> {
library.logic.transaction.applyUnconfirmed(transaction, sender, sequenceCb);
}
}, cb);
}
});
};</pre></div></div>
</li>
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<p><strong>API</strong> <code>undoUnconfirmed</code></p>
</div>
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<li id="section-13">
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</div>
<div class="content"><div class='highlight'><pre>Transactions.prototype.undoUnconfirmed = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">transaction, cb</span>) </span>{
library.transactionSequence.add(<span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">sequenceCb</span>)</span>{
library.logger.debug(<span class="hljs-string">'Undoing unconfirmed transaction'</span>, transaction.id);
modules.accounts.getAccount({<span class="hljs-attr">publicKey</span>: transaction.senderPublicKey}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, sender</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> sequenceCb(err);
}
library.logic.transaction.undoUnconfirmed(transaction, sender, sequenceCb);
});
}, cb);
};</pre></div></div>
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<li id="section-14">
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<p>Events</p>
<p><strong>EVENT</strong> <code>onBind</code></p>
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<li id="section-15">
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</div>
<div class="content"><div class='highlight'><pre>Transactions.prototype.onBind = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">scope</span>) </span>{
modules = scope;
__private.assetTypes[transactionTypes.SEND].bind({
<span class="hljs-attr">modules</span>: modules, <span class="hljs-attr">library</span>: library
});
};</pre></div></div>
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<p><strong>EVENT</strong> <code>onAttachPublicApi</code></p>
</div>
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</div>
<div class="content"><div class='highlight'><pre>Transactions.prototype.onAttachPublicApi = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params"></span>) </span>{
__private.attachApi();
};</pre></div></div>
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<p><strong>EVENT</strong> <code>onPeersReady</code></p>
</div>
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</div>
<div class="content"><div class='highlight'><pre>Transactions.prototype.onPeersReady = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params"></span>) </span>{
};</pre></div></div>
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<p>Shared</p>
</div>
<div class="content"><div class='highlight'><pre>shared.getTransactions = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">req, cb</span>) </span>{
library.schema.validate(req.body, schema.getTransactions, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err[<span class="hljs-number">0</span>].message);
}
__private.list(req.body, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, data</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Failed to get transactions: '</span> + err);
}
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, {<span class="hljs-attr">transactions</span>: data.transactions, <span class="hljs-attr">count</span>: data.count});
});
});
};
shared.getTransaction = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">req, cb</span>) </span>{
library.schema.validate(req.body, schema.getTransaction, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err[<span class="hljs-number">0</span>].message);
}
__private.getById(req.body.id, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, transaction</span>) </span>{
<span class="hljs-keyword">if</span> (!transaction || err) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transaction not found'</span>);
}
<span class="hljs-keyword">if</span> (transaction.type == <span class="hljs-number">3</span>) {
__private.getVotesById(transaction, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, transaction</span>) </span>{
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, {<span class="hljs-attr">transaction</span>: transaction});
});
} <span class="hljs-keyword">else</span> {
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, {<span class="hljs-attr">transaction</span>: transaction});
}
});
});
};
shared.getUnconfirmedTransaction = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">req, cb</span>) </span>{
library.schema.validate(req.body, schema.getUnconfirmedTransaction, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err[<span class="hljs-number">0</span>].message);
}
<span class="hljs-keyword">var</span> unconfirmedTransaction = modules.transactionPool.getUnconfirmedTransaction(req.body.id);
<span class="hljs-keyword">if</span> (!unconfirmedTransaction) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Transaction not found'</span>);
}
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, {<span class="hljs-attr">transaction</span>: unconfirmedTransaction});
});
};
shared.getUnconfirmedTransactions = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">req, cb</span>) </span>{
library.schema.validate(req.body, schema.getUnconfirmedTransactions, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err[<span class="hljs-number">0</span>].message);
}
<span class="hljs-keyword">var</span> transactions = modules.transactionPool.getUnconfirmedTransactionList(<span class="hljs-literal">true</span>);
<span class="hljs-keyword">var</span> i, toSend = [];
<span class="hljs-keyword">if</span> (req.body.senderPublicKey || req.body.address) {
<span class="hljs-keyword">for</span> (i = <span class="hljs-number">0</span>; i < transactions.length; i++) {
<span class="hljs-keyword">if</span> (transactions[i].senderPublicKey === req.body.senderPublicKey || transactions[i].recipientId === req.body.address) {
toSend.push(transactions[i]);
}
}
} <span class="hljs-keyword">else</span> {
<span class="hljs-keyword">for</span> (i = <span class="hljs-number">0</span>; i < transactions.length; i++) {
toSend.push(transactions[i]);
}
}
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, {<span class="hljs-attr">transactions</span>: toSend});
});
};
shared.addTransactions = <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">req, cb</span>) </span>{
library.schema.validate(req.body, schema.addTransactions, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err[<span class="hljs-number">0</span>].message);
}
<span class="hljs-keyword">var</span> keypair = library.crypto.makeKeypair(req.body.secret);
<span class="hljs-keyword">if</span> (req.body.publicKey) {
<span class="hljs-keyword">if</span> (keypair.publicKey.toString(<span class="hljs-string">'hex'</span>) !== req.body.publicKey) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Invalid passphrase'</span>);
}
}
<span class="hljs-keyword">var</span> query = { <span class="hljs-attr">address</span>: req.body.recipientId };
modules.accounts.getAccount(query, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, recipient</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err);
}
<span class="hljs-keyword">var</span> recipientId = recipient ? recipient.address : req.body.recipientId;
<span class="hljs-keyword">if</span> (!recipientId) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Invalid recipient'</span>);
}
<span class="hljs-keyword">if</span> (req.body.multisigAccountPublicKey && req.body.multisigAccountPublicKey !== keypair.publicKey.toString(<span class="hljs-string">'hex'</span>)) {
modules.accounts.getAccount({<span class="hljs-attr">publicKey</span>: req.body.multisigAccountPublicKey}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, account</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err);
}
<span class="hljs-keyword">if</span> (!account || !account.publicKey) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Multisignature account not found'</span>);
}
<span class="hljs-keyword">if</span> (!<span class="hljs-built_in">Array</span>.isArray(account.multisignatures)) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Account does not have multisignatures enabled'</span>);
}
<span class="hljs-keyword">if</span> (account.multisignatures.indexOf(keypair.publicKey.toString(<span class="hljs-string">'hex'</span>)) < <span class="hljs-number">0</span>) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Account does not belong to multisignature group'</span>);
}
modules.accounts.getAccount({<span class="hljs-attr">publicKey</span>: keypair.publicKey}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, requester</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err);
}
<span class="hljs-keyword">if</span> (!requester || !requester.publicKey) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Requester not found'</span>);
}
<span class="hljs-keyword">if</span> (requester.secondSignature && !req.body.secondSecret) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Missing requester second passphrase'</span>);
}
<span class="hljs-keyword">if</span> (requester.publicKey === account.publicKey) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Invalid requester public key'</span>);
}
<span class="hljs-keyword">var</span> secondKeypair = <span class="hljs-literal">null</span>;
<span class="hljs-keyword">if</span> (requester.secondSignature) {
secondKeypair = library.crypto.makeKeypair(req.body.secondSecret);
}
<span class="hljs-keyword">var</span> transaction;
<span class="hljs-keyword">try</span> {
transaction = library.logic.transaction.create({
<span class="hljs-attr">type</span>: transactionTypes.SEND,
<span class="hljs-attr">amount</span>: req.body.amount,
<span class="hljs-attr">sender</span>: account,
<span class="hljs-attr">recipientId</span>: recipientId,
<span class="hljs-attr">keypair</span>: keypair,
<span class="hljs-attr">requester</span>: keypair,
<span class="hljs-attr">secondKeypair</span>: secondKeypair
});
transaction.id=library.logic.transaction.getId(transaction);
} <span class="hljs-keyword">catch</span> (e) {
<span class="hljs-keyword">return</span> balanceCb(e.toString());
}
library.bus.message(<span class="hljs-string">"transactionsReceived"</span>, [transaction], <span class="hljs-string">"api"</span>, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, transactions</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err, transaction);
}
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, {<span class="hljs-attr">transactionId</span>: transactions[<span class="hljs-number">0</span>].id});
});
});
});
} <span class="hljs-keyword">else</span> {
modules.accounts.setAccountAndGet({<span class="hljs-attr">publicKey</span>: keypair.publicKey.toString(<span class="hljs-string">'hex'</span>)}, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, account</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err);
}
<span class="hljs-keyword">if</span> (!account || !account.publicKey) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Account not found'</span>);
}
<span class="hljs-keyword">if</span> (account.secondSignature && !req.body.secondSecret) {
<span class="hljs-keyword">return</span> cb(<span class="hljs-string">'Missing second passphrase'</span>);
}
<span class="hljs-keyword">var</span> secondKeypair = <span class="hljs-literal">null</span>;
<span class="hljs-keyword">if</span> (account.secondSignature) {
secondKeypair = library.crypto.makeKeypair(req.body.secondSecret);
}
<span class="hljs-keyword">var</span> transaction;
<span class="hljs-keyword">try</span> {
transaction = library.logic.transaction.create({
<span class="hljs-attr">type</span>: transactionTypes.SEND,
<span class="hljs-attr">amount</span>: req.body.amount,
<span class="hljs-attr">sender</span>: account,
<span class="hljs-attr">vendorField</span>: req.body.vendorField,
<span class="hljs-attr">recipientId</span>: recipientId,
<span class="hljs-attr">keypair</span>: keypair,
<span class="hljs-attr">secondKeypair</span>: secondKeypair
});
transaction.id=library.logic.transaction.getId(transaction);
} <span class="hljs-keyword">catch</span> (e) {
<span class="hljs-keyword">return</span> cb(e.toString());
}
library.bus.message(<span class="hljs-string">"transactionsReceived"</span>, [transaction], <span class="hljs-string">"api"</span>, <span class="hljs-function"><span class="hljs-keyword">function</span> (<span class="hljs-params">err, transactions</span>) </span>{
<span class="hljs-keyword">if</span> (err) {
<span class="hljs-keyword">return</span> cb(err, transaction);
}
<span class="hljs-keyword">return</span> cb(<span class="hljs-literal">null</span>, {<span class="hljs-attr">transactionId</span>: transactions[<span class="hljs-number">0</span>].id});
});
});
}
});
});
};</pre></div></div>
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<li id="section-21">
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<p>Export</p>
</div>
<div class="content"><div class='highlight'><pre><span class="hljs-built_in">module</span>.exports = Transactions;</pre></div></div>
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