https://stuecken.de/wp-admin/js/password-strength-meter.js?ver=7.1.2

1/**
2 * @output wp-admin/js/password-strength-meter.js
3 */
4
5/* global zxcvbn */
6window.wp = window.wp || {};
7
8(function($){
9	var __ = wp.i18n.__,
10		sprintf = wp.i18n.sprintf;
11
12	/**
13	 * Contains functions to determine the password strength.
14	 *
15	 * @since 3.7.0
16	 *
17	 * @namespace
18	 */
19	wp.passwordStrength = {
20		/**
21		 * Determines the strength of a given password.
22		 *
23		 * Compares first password to the password confirmation.
24		 *
25		 * @since 3.7.0
26		 *
27		 * @param {string} password1       The subject password.
28		 * @param {Array}  disallowedList An array of words that will lower the entropy of
29		 *                                 the password.
30		 * @param {string} password2       The password confirmation.
31		 *
32		 * @return {number} The password strength score.
33		 */
34		meter : function( password1, disallowedList, password2 ) {
35			if ( ! Array.isArray( disallowedList ) )
36				disallowedList = [ disallowedList.toString() ];
37
38			if (password1 != password2 && password2 && password2.length > 0)
39				return 5;
40
41			if ( 'undefined' === typeof window.zxcvbn ) {
42				// Password strength unknown.
43				return -1;
44			}
45
46			var result = zxcvbn( password1, disallowedList );
47			return result.score;
48		},
49
50		/**
51		 * Builds an array of words that should be penalized.
52		 *
53		 * Certain words need to be penalized because it would lower the entropy of a
54		 * password if they were used. The disallowedList is based on user input fields such
55		 * as username, first name, email etc.
56		 *
57		 * @since 3.7.0
58		 * @deprecated 5.5.0 Use {@see 'userInputDisallowedList()'} instead.
59		 *
60		 * @return {string[]} The array of words to be disallowed.
61		 */
62		userInputBlacklist : function() {
63			window.console.log(
64				sprintf(
65					/* translators: 1: Deprecated function name, 2: Version number, 3: Alternative function name. */
66					__( '%1$s is deprecated since version %2$s! Use %3$s instead. Please consider writing more inclusive code.' ),
67					'wp.passwordStrength.userInputBlacklist()',
68					'5.5.0',
69					'wp.passwordStrength.userInputDisallowedList()'
70				)
71			);
72
73			return wp.passwordStrength.userInputDisallowedList();
74		},
75
76		/**
77		 * Builds an array of words that should be penalized.
78		 *
79		 * Certain words need to be penalized because it would lower the entropy of a
80		 * password if they were used. The disallowed list is based on user input fields such
81		 * as username, first name, email etc.
82		 *
83		 * @since 5.5.0
84		 *
85		 * @return {string[]} The array of words to be disallowed.
86		 */
87		userInputDisallowedList : function() {
88			var i, userInputFieldsLength, rawValuesLength, currentField,
89				rawValues       = [],
90				disallowedList  = [],
91				userInputFields = [ 'user_login', 'first_name', 'last_name', 'nickname', 'display_name', 'email', 'url', 'description', 'weblog_title', 'admin_email' ];
92
93			// Collect all the strings we want to disallow.
94			rawValues.push( document.title );
95			rawValues.push( document.URL );
96
97			userInputFieldsLength = userInputFields.length;
98			for ( i = 0; i < userInputFieldsLength; i++ ) {
99				currentField = $( '#' + userInputFields[ i ] );
100
101				if ( 0 === currentField.length ) {
102					continue;
103				}
104
105				rawValues.push( currentField[0].defaultValue );
106				rawValues.push( currentField.val() );
107			}
108
109			/*
110			 * Strip out non-alphanumeric characters and convert each word to an
111			 * individual entry.
112			 */
113			rawValuesLength = rawValues.length;
114			for ( i = 0; i < rawValuesLength; i++ ) {
115				if ( rawValues[ i ] ) {
116					disallowedList = disallowedList.concat( rawValues[ i ].replace( /\W/g, ' ' ).split( ' ' ) );
117				}
118			}
119
120			/*
121			 * Remove empty values, short words and duplicates. Short words are likely to
122			 * cause many false positives.
123			 */
124			disallowedList = $.grep( disallowedList, function( value, key ) {
125				if ( '' === value || 4 > value.length ) {
126					return false;
127				}
128
129				return $.inArray( value, disallowedList ) === key;
130			});
131
132			return disallowedList;
133		}
134	};
135
136	// Backward compatibility.
137
138	/**
139	 * Password strength meter function.
140	 *
141	 * @since 2.5.0
142	 * @deprecated 3.7.0 Use wp.passwordStrength.meter instead.
143	 *
144	 * @global
145	 *
146	 * @type {wp.passwordStrength.meter}
147	 */
148	window.passwordStrength = wp.passwordStrength.meter;
149})(jQuery);