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- // $Id: user.js,v 1.6 2007/09/12 18:29:32 goba Exp $
-
- /**
- * Attach handlers to evaluate the strength of any password fields and to check
- * that its confirmation is correct.
- */
- Drupal.behaviors.password = function(context) {
- var translate = Drupal.settings.password;
- $("input.password-field:not(.password-processed)", context).each(function() {
- var passwordInput = $(this).addClass('password-processed');
- var parent = $(this).parent();
- // Wait this number of milliseconds before checking password.
- var monitorDelay = 700;
-
- // Add the password strength layers.
- $(this).after('<span class="password-strength"><span class="password-title">'+ translate.strengthTitle +'</span> <span class="password-result"></span></span>').parent();
- var passwordStrength = $("span.password-strength", parent);
- var passwordResult = $("span.password-result", passwordStrength);
- parent.addClass("password-parent");
-
- // Add the password confirmation layer.
- var outerItem = $(this).parent().parent();
- $("input.password-confirm", outerItem).after('<span class="password-confirm">'+ translate["confirmTitle"] +' <span></span></span>').parent().addClass("confirm-parent");
- var confirmInput = $("input.password-confirm", outerItem);
- var confirmResult = $("span.password-confirm", outerItem);
- var confirmChild = $("span", confirmResult);
-
- // Add the description box at the end.
- $(confirmInput).parent().after('<div class="password-description"></div>');
- var passwordDescription = $("div.password-description", $(this).parent().parent()).hide();
-
- // Check the password fields.
- var passwordCheck = function () {
- // Remove timers for a delayed check if they exist.
- if (this.timer) {
- clearTimeout(this.timer);
- }
-
- // Verify that there is a password to check.
- if (!passwordInput.val()) {
- passwordStrength.css({ visibility: "hidden" });
- passwordDescription.hide();
- return;
- }
-
- // Evaluate password strength.
-
- var result = Drupal.evaluatePasswordStrength(passwordInput.val());
- passwordResult.html(result.strength == "" ? "" : translate[result.strength +"Strength"]);
-
- // Map the password strength to the relevant drupal CSS class.
- var classMap = { low: "error", medium: "warning", high: "ok" };
- var newClass = classMap[result.strength] || "";
-
- // Remove the previous styling if any exists; add the new class.
- if (this.passwordClass) {
- passwordResult.removeClass(this.passwordClass);
- passwordDescription.removeClass(this.passwordClass);
- }
- passwordDescription.html(result.message);
- passwordResult.addClass(newClass);
- if (result.strength == "high") {
- passwordDescription.hide();
- }
- else {
- passwordDescription.addClass(newClass);
- }
- this.passwordClass = newClass;
-
- // Check that password and confirmation match.
-
- // Hide the result layer if confirmation is empty, otherwise show the layer.
- confirmResult.css({ visibility: (confirmInput.val() == "" ? "hidden" : "visible") });
-
- var success = passwordInput.val() == confirmInput.val();
-
- // Remove the previous styling if any exists.
- if (this.confirmClass) {
- confirmChild.removeClass(this.confirmClass);
- }
-
- // Fill in the correct message and set the class accordingly.
- var confirmClass = success ? "ok" : "error";
- confirmChild.html(translate["confirm"+ (success ? "Success" : "Failure")]).addClass(confirmClass);
- this.confirmClass = confirmClass;
-
- // Show the indicator and tips.
- passwordStrength.css({ visibility: "visible" });
- passwordDescription.show();
- };
-
- // Do a delayed check on the password fields.
- var passwordDelayedCheck = function() {
- // Postpone the check since the user is most likely still typing.
- if (this.timer) {
- clearTimeout(this.timer);
- }
-
- // When the user clears the field, hide the tips immediately.
- if (!passwordInput.val()) {
- passwordStrength.css({ visibility: "hidden" });
- passwordDescription.hide();
- return;
- }
-
- // Schedule the actual check.
- this.timer = setTimeout(passwordCheck, monitorDelay);
- };
- // Monitor keyup and blur events.
- // Blur must be used because a mouse paste does not trigger keyup.
- passwordInput.keyup(passwordDelayedCheck).blur(passwordCheck);
- confirmInput.keyup(passwordDelayedCheck).blur(passwordCheck);
- });
- };
-
- /**
- * Evaluate the strength of a user's password.
- *
- * Returns the estimated strength and the relevant output message.
- */
- Drupal.evaluatePasswordStrength = function(value) {
- var strength = "", msg = "", translate = Drupal.settings.password;
-
- var hasLetters = value.match(/[a-zA-Z]+/);
- var hasNumbers = value.match(/[0-9]+/);
- var hasPunctuation = value.match(/[^a-zA-Z0-9]+/);
- var hasCasing = value.match(/[a-z]+.*[A-Z]+|[A-Z]+.*[a-z]+/);
-
- // Check if the password is blank.
- if (!value.length) {
- strength = "";
- msg = "";
- }
- // Check if length is less than 6 characters.
- else if (value.length < 6) {
- strength = "low";
- msg = translate.tooShort;
- }
- // Check if password is the same as the username (convert both to lowercase).
- else if (value.toLowerCase() == translate.username.toLowerCase()) {
- strength = "low";
- msg = translate.sameAsUsername;
- }
- // Check if it contains letters, numbers, punctuation, and upper/lower case.
- else if (hasLetters && hasNumbers && hasPunctuation && hasCasing) {
- strength = "high";
- }
- // Password is not secure enough so construct the medium-strength message.
- else {
- // Extremely bad passwords still count as low.
- var count = (hasLetters ? 1 : 0) + (hasNumbers ? 1 : 0) + (hasPunctuation ? 1 : 0) + (hasCasing ? 1 : 0);
- strength = count > 1 ? "medium" : "low";
-
- msg = [];
- if (!hasLetters || !hasCasing) {
- msg.push(translate.addLetters);
- }
- if (!hasNumbers) {
- msg.push(translate.addNumbers);
- }
- if (!hasPunctuation) {
- msg.push(translate.addPunctuation);
- }
- msg = translate.needsMoreVariation +"<ul><li>"+ msg.join("</li><li>") +"</li></ul>";
- }
-
- return { strength: strength, message: msg };
- };
-
- /**
- * Set the client's system timezone as default values of form fields.
- */
- Drupal.setDefaultTimezone = function() {
- var offset = new Date().getTimezoneOffset() * -60;
- $("#edit-date-default-timezone, #edit-user-register-timezone").val(offset);
- };
-
- /**
- * On the admin/user/settings page, conditionally show all of the
- * picture-related form elements depending on the current value of the
- * "Picture support" radio buttons.
- */
- Drupal.behaviors.userSettings = function (context) {
- $('div.user-admin-picture-radios input[type=radio]:not(.userSettings-processed)', context).addClass('userSettings-processed').click(function () {
- $('div.user-admin-picture-settings', context)[['hide', 'show'][this.value]]();
- });
- };
-
-