40 lines
987 B
JavaScript
40 lines
987 B
JavaScript
// Tools for encrypting and decrypting passwords.
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// Basically promise-friendly wrappers for bcrypt.
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var bcrypt = require('bcrypt-nodejs');
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// Returns a promise for a hashed password string.
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function hash(password) {
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return new Promise(function(fulfill, reject) {
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bcrypt.hash(password, null, null, function(err, hashedPassword) {
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if (err) {
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reject(err);
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} else {
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fulfill(hashedPassword);
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}
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});
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});
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}
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// Returns a promise for whether this password compares to equal this
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// hashed password.
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function compare(password, hashedPassword) {
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return new Promise(function(fulfill, reject) {
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// Cannot bcrypt compare when one is undefined
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if (!password || !hashedPassword) {
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return fulfill(false);
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}
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bcrypt.compare(password, hashedPassword, function(err, success) {
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if (err) {
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reject(err);
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} else {
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fulfill(success);
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}
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});
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});
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}
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module.exports = {
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hash: hash,
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compare: compare
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};
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