passman/js/app/directives/passwordgen.js
2017-01-09 18:08:13 +01:00

253 lines
9.7 KiB
JavaScript

/**
* Nextcloud - passman
*
* @copyright Copyright (c) 2016, Sander Brand (brantje@gmail.com)
* @copyright Copyright (c) 2016, Marcos Zuriaga Miguel (wolfi@wolfi.es)
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
(function () {
'use strict';
/**
* @ngdoc directive
* @name passmanApp.directive:passwordGen
* @description
* # passwordGen
*/
angular.module('passmanApp')
.directive('passwordGen', function ($timeout, $translate) {
/* jshint ignore:start */
function Arcfour () {
this.j = this.i = 0, this.S = []
}
function ARC4init (r) {
var t, n, e;
for (t = 0; 256 > t; ++t)this.S[t] = t
for (t = n = 0; 256 > t; ++t)n = n + this.S[t] + r[t % r.length] & 255, e = this.S[t], this.S[t] = this.S[n], this.S[n] = e
this.j = this.i = 0
}
function ARC4next () {
var r;
return this.i = this.i + 1 & 255, this.j = this.j + this.S[this.i] & 255, r = this.S[this.i], this.S[this.i] = this.S[this.j], this.S[this.j] = r, this.S[r + this.S[this.i] & 255]
}
function prng_newstate () {
return new Arcfour
}
function generatePassword (r, t, n, e, o, i, p, g) {
var _, a, s, f, d, h, u, l, c, v, w, y, m;
if (void 0 === r && (r = 8 + get_random(0, 1)), r > 256 && (r = 256, document.getElementById("length").value = 256), i > 256 && (i = 256), void 0 === t && (t = !0), void 0 === n && (n = !0), void 0 === e && (e = !0), void 0 === o && (o = !1), void 0 === i && (i = 0), void 0 === p && (p = !1), void 0 === g && (g = !0), _ = 0, a = 0, s = 0, g && (_ = a = s = 1), f = [], n && _ > 0)for (d = 0; _ > d; d++)f[f.length] = "L"
if (t && a > 0)for (d = 0; a > d; d++)f[f.length] = "U"
if (e && i > 0)for (d = 0; i > d; d++)f[f.length] = "D"
if (o && s > 0)for (d = 0; s > d; d++)f[f.length] = "S"
for (; f.length < r;)f[f.length] = "A"
for (f.sort(function () {
return 2 * get_random(0, 1) - 1
}), h = "", u = "abcdefghjkmnpqrstuvwxyz", p || (u += "ilo"), n && (h += u), l = "ABCDEFGHJKMNPQRSTUVWXYZ", p || (l += "ILO"), t && (h += l), c = "23456789", p || (c += "10"), e && (h += c), v = "!@#$%^&*", o && (h += v), w = "", y = 0; r > y; y++) {
switch (f[y]) {
case"L":
m = u;
break;
case"U":
m = l;
break;
case"D":
m = c;
break;
case"S":
m = v;
break;
case"A":
m = h
}
d = get_random(0, m.length - 1), w += m.charAt(d)
}
return w
}
function rng_seed_int (r) {
rng_pool[rng_pptr++] ^= 255 & r, rng_pool[rng_pptr++] ^= r >> 8 & 255, rng_pool[rng_pptr++] ^= r >> 16 & 255, rng_pool[rng_pptr++] ^= r >> 24 & 255, rng_pptr >= rng_psize && (rng_pptr -= rng_psize)
}
function rng_seed_time () {
rng_seed_int((new Date).getTime())
}
function rng_get_byte () {
if (null == rng_state) {
for (rng_seed_time(), rng_state = prng_newstate(), rng_state.init(rng_pool), rng_pptr = 0; rng_pptr < rng_pool.length; ++rng_pptr)rng_pool[rng_pptr] = 0
rng_pptr = 0
}
return rng_state.next()
}
function rng_get_bytes (r) {
var t;
for (t = 0; t < r.length; ++t)r[t] = rng_get_byte()
}
function SecureRandom () {
}
function get_random (r, t) {
var n, e, o, i = t - r + 1
for (rng_seed_time(), n = [], e = 0; 4 > e; e++)n[e] = 0
for (rng_get_bytes(n), o = 0, e = 0; 4 > e; e++)o *= 256, o += n[e]
return o %= i, o += r
}
function get_random_password (r, t) {
var n;
var pwlen, newpw;
for ("number" != typeof r && (r = 12), "number" != typeof t && (t = 16), r > t && (n = r, r = t, t = n), pwlen = get_random(r, t), newpw = ""; newpw.length < pwlen;)newpw += String.fromCharCode(get_random(32, 127))
return newpw
}
var rng_psize, rng_state, rng_pool, rng_pptr, t, z, crypt_obj, num, buf, i
if (Arcfour.prototype.init = ARC4init, Arcfour.prototype.next = ARC4next, rng_psize = 256, null == rng_pool) {
/** global: navigator */
if (rng_pool = [], rng_pptr = 0, "undefined" != typeof navigator && "Netscape" == navigator.appName && navigator.appVersion < "5" && "undefined" != typeof window && window.crypto)for (z = window.crypto.random(32), t = 0; t < z.length; ++t)rng_pool[rng_pptr++] = 255 & z.charCodeAt(t)
try {
if (crypt_obj = null, "undefined" != typeof window && void 0 !== window.crypto ? crypt_obj = window.crypto : "undefined" != typeof window && void 0 !== window.msCrypto && (crypt_obj = window.msCrypto), void 0 !== crypt_obj && "function" == typeof crypt_obj.getRandomValues && rng_psize > rng_pptr)for (num = Math.floor((rng_psize - rng_pptr) / 2) + 1, buf = new Uint16Array(num), crypt_obj.getRandomValues(buf), i = 0; i < buf.length; i++)t = buf[i], rng_pool[rng_pptr++] = t >>> 8, rng_pool[rng_pptr++] = 255 & t
} catch (e) {
}
for (; rng_psize > rng_pptr;)t = Math.floor(65536 * sjcl.random.randomWords(1)), rng_pool[rng_pptr++] = t >>> 8, rng_pool[rng_pptr++] = 255 & t
rng_pptr = 0, rng_seed_time()
}
SecureRandom.prototype.nextBytes = rng_get_bytes;
/* jshint ignore:end */
return {
scope: {
model: "=ngModel",
length: "@",
placeholder: "@",
settings: '=settings',
callback: '&callback'
},
restrict: "E",
replace: "true",
template: "" +
"<div class=\" pw-gen \">" +
"<div class=\"input-group \">" +
"<input ng-show=\"!passwordVisible\" type=\"password\" ng-disabled=\"disabled\" class=\"form-control \" ng-model=\"password\" placeholder=\"{{placeholder}}\">" +
"<input ng-show=\"passwordVisible\" type=\"text\" ng-disabled=\"disabled\" class=\"form-control \" ng-model=\"password\" placeholder=\"{{placeholder}}\">" +
'<span class="generate_pw">' +
'<div class="cell" tooltip="gen_msg" ng-click="generatePasswordStart()"><i class="fa fa-refresh"></i></div>' +
'<div class="cell" tooltip="tggltxt" ng-click="toggleVisibility()"><i class="fa" ng-class="{\'fa-eye\': passwordVisible, \'fa-eye-slash\': !passwordVisible }"></i></div>' +
'<div class="cell" tooltip="\'Copy password to clipboard\'"><i class="fa fa-clipboard" ngclipboard-success="onSuccess(e);" ngclipboard-error="onError(e);" ngclipboard data-clipboard-text="{{password}}"></i></div>' +
"</button>" +
"</div>" +
"</div>",
link: function (scope) {
scope.callback = scope.callback();
scope.$watch("model", function () {
scope.password = scope.model;
});
scope.passwordVisible = false;
scope.toggleVisibility = function () {
scope.passwordVisible = !scope.passwordVisible;
};
scope.passwordNotNull = false;
scope.$watch("settings", function () {
if (scope.settings) {
if (!scope.password && scope.settings.generateOnCreate) {
scope.generatePasswordStart();
}
}
});
$translate(['password.gen', 'password.copy', 'copied', 'toggle.visibility']).then(function (translations) {
scope.tggltxt = translations['toggle.visibility'];
scope.copy_msg = translations['password.copy'];
scope.gen_msg = translations['password.gen'];
});
scope.$watch("password", function () {
scope.model = scope.password;
scope.password_repeat = scope.model;
});
//
scope.onSuccess = function (e) {
//@TODO move OC.Notification to a service
OC.Notification.showTemporary($translate.instant('password.copied'));
e.clearSelection();
};
scope.onError = function () {
OC.Notification.showTemporary('Press Ctrl+C to copy!');
};
scope.progressDivShow = false;
scope.generatePasswordStart = function () {
scope.progressDivShow = true;
scope.progressValue = 0;
scope.progressWidth = {"width": scope.progressValue + "%"};
scope.generatePasswordProgress();
};
scope.generatePasswordProgress = function () {
$timeout(function () {
if (scope.progressValue < 100) {
scope.password = scope._generatePassword(scope.settings);
scope.progressValue += 10;
scope.progressWidth = {"width": scope.progressValue + "%"};
scope.disabled = true;
scope.generatePasswordProgress();
} else {
scope.disabled = false;
if (scope.callback) {
scope.callback(scope.password);
}
}
}, 10);
};
scope._generatePassword = function (settings) {
var _settings = {
'length': 12,
'useUppercase': true,
'useLowercase': true,
'useDigits': true,
'useSpecialChars': true,
'minimumDigitCount': 3,
'avoidAmbiguousCharacters': false,
'requireEveryCharType': true
};
settings = angular.merge(_settings, settings);
/* jshint ignore:start */
var password = generatePassword(settings['length'],
settings.useUppercase,
settings.useLowercase,
settings.useDigits,
settings.useSpecialChars,
settings.minimumDigitCount,
settings.avoidAmbiguousCharacters,
settings.requireEveryCharType);
/* jshint ignore:end */
return password;
};
}
};
});
}());