X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/fef8173b8c3bad08f495551e43cfdeac1cae6021..ac7339a398e6df50f722bc9616291ce5447d8e5e:/wp-admin/js/password-strength-meter.js

diff --git a/wp-admin/js/password-strength-meter.js b/wp-admin/js/password-strength-meter.js
index 957d454a..a075c269 100644
--- a/wp-admin/js/password-strength-meter.js
+++ b/wp-admin/js/password-strength-meter.js
@@ -1 +1,75 @@
-function passwordStrength(f,i,d){var k=1,h=2,b=3,a=4,c=5,g=0,j,e;if((f!=d)&&d.length>0){return c}if(f.length<4){return k}if(f.toLowerCase()==i.toLowerCase()){return h}if(f.match(/[0-9]/)){g+=10}if(f.match(/[a-z]/)){g+=26}if(f.match(/[A-Z]/)){g+=26}if(f.match(/[^a-zA-Z0-9]/)){g+=31}j=Math.log(Math.pow(g,f.length));e=j/Math.LN2;if(e<40){return h}if(e<56){return b}return a};
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+/* global zxcvbn */
+window.wp = window.wp || {};
+
+var passwordStrength;
+(function($){
+	wp.passwordStrength = {
+		/**
+		 * Determine the strength of a given password
+		 *
+		 * @param string password1 The password
+		 * @param array blacklist An array of words that will lower the entropy of the password
+		 * @param string password2 The confirmed password
+		 */
+		meter : function( password1, blacklist, password2 ) {
+			if ( ! $.isArray( blacklist ) )
+				blacklist = [ blacklist.toString() ];
+
+			if (password1 != password2 && password2 && password2.length > 0)
+				return 5;
+
+			var result = zxcvbn( password1, blacklist );
+			return result.score;
+		},
+
+		/**
+		 * Builds an array of data that should be penalized, because it would lower the entropy of a password if it were used
+		 *
+		 * @return array The array of data to be blacklisted
+		 */
+		userInputBlacklist : function() {
+			var i, userInputFieldsLength, rawValuesLength, currentField,
+				rawValues       = [],
+				blacklist       = [],
+				userInputFields = [ 'user_login', 'first_name', 'last_name', 'nickname', 'display_name', 'email', 'url', 'description', 'weblog_title', 'admin_email' ];
+
+			// Collect all the strings we want to blacklist
+			rawValues.push( document.title );
+			rawValues.push( document.URL );
+
+			userInputFieldsLength = userInputFields.length;
+			for ( i = 0; i < userInputFieldsLength; i++ ) {
+				currentField = $( '#' + userInputFields[ i ] );
+
+				if ( 0 === currentField.length ) {
+					continue;
+				}
+
+				rawValues.push( currentField[0].defaultValue );
+				rawValues.push( currentField.val() );
+			}
+
+			// Strip out non-alphanumeric characters and convert each word to an individual entry
+			rawValuesLength = rawValues.length;
+			for ( i = 0; i < rawValuesLength; i++ ) {
+				if ( rawValues[ i ] ) {
+					blacklist = blacklist.concat( rawValues[ i ].replace( /\W/g, ' ' ).split( ' ' ) );
+				}
+			}
+
+			// Remove empty values, short words, and duplicates. Short words are likely to cause many false positives.
+			blacklist = $.grep( blacklist, function( value, key ) {
+				if ( '' === value || 4 > value.length ) {
+					return false;
+				}
+
+				return $.inArray( value, blacklist ) === key;
+			});
+
+			return blacklist;
+		}
+	};
+
+	// Backwards compatibility.
+	passwordStrength = wp.passwordStrength.meter;
+})(jQuery);
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