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Per the documentation standards, `@returns` is an unsupported synonym, `@return` should be used instead: https://make.wordpress.org/core/handbook/best-practices/inline-documentation-standards/javascript/ See #48303. Built from https://develop.svn.wordpress.org/trunk@46800 git-svn-id: http://core.svn.wordpress.org/trunk@46600 1a063a9b-81f0-0310-95a4-ce76da25c4cd
122 lines
3.1 KiB
JavaScript
122 lines
3.1 KiB
JavaScript
/**
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* @output wp-admin/js/password-strength-meter.js
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*/
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/* global zxcvbn */
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window.wp = window.wp || {};
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(function($){
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/**
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* Contains functions to determine the password strength.
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*
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* @since 3.7.0
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*
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* @namespace
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*/
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wp.passwordStrength = {
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/**
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* Determines the strength of a given password.
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*
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* Compares first password to the password confirmation.
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*
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* @since 3.7.0
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*
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* @param {string} password1 The subject password.
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* @param {Array} blacklist An array of words that will lower the entropy of
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* the password.
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* @param {string} password2 The password confirmation.
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*
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* @return {number} The password strength score.
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*/
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meter : function( password1, blacklist, password2 ) {
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if ( ! $.isArray( blacklist ) )
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blacklist = [ blacklist.toString() ];
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if (password1 != password2 && password2 && password2.length > 0)
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return 5;
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if ( 'undefined' === typeof window.zxcvbn ) {
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// Password strength unknown.
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return -1;
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}
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var result = zxcvbn( password1, blacklist );
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return result.score;
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},
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/**
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* Builds an array of words that should be penalized.
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*
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* Certain words need to be penalized because it would lower the entropy of a
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* password if they were used. The blacklist is based on user input fields such
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* as username, first name, email etc.
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*
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* @since 3.7.0
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*
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* @return {string[]} The array of words to be blacklisted.
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*/
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userInputBlacklist : function() {
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var i, userInputFieldsLength, rawValuesLength, currentField,
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rawValues = [],
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blacklist = [],
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userInputFields = [ 'user_login', 'first_name', 'last_name', 'nickname', 'display_name', 'email', 'url', 'description', 'weblog_title', 'admin_email' ];
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// Collect all the strings we want to blacklist.
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rawValues.push( document.title );
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rawValues.push( document.URL );
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userInputFieldsLength = userInputFields.length;
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for ( i = 0; i < userInputFieldsLength; i++ ) {
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currentField = $( '#' + userInputFields[ i ] );
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if ( 0 === currentField.length ) {
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continue;
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}
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rawValues.push( currentField[0].defaultValue );
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rawValues.push( currentField.val() );
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}
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/*
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* Strip out non-alphanumeric characters and convert each word to an
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* individual entry.
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*/
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rawValuesLength = rawValues.length;
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for ( i = 0; i < rawValuesLength; i++ ) {
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if ( rawValues[ i ] ) {
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blacklist = blacklist.concat( rawValues[ i ].replace( /\W/g, ' ' ).split( ' ' ) );
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}
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}
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/*
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* Remove empty values, short words and duplicates. Short words are likely to
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* cause many false positives.
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*/
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blacklist = $.grep( blacklist, function( value, key ) {
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if ( '' === value || 4 > value.length ) {
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return false;
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}
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return $.inArray( value, blacklist ) === key;
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});
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return blacklist;
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}
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};
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// Backward compatibility.
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/**
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* Password strength meter function.
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*
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* @since 2.5.0
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* @deprecated 3.7.0 Use wp.passwordStrength.meter instead.
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*
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* @global
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*
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* @type {wp.passwordStrength.meter}
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*/
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window.passwordStrength = wp.passwordStrength.meter;
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})(jQuery);
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