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function extend(destination, source) { for (var prop in source) { destination[prop] = source[prop]; } }

if (!Mimi) var Mimi = {}; if (!Mimi.Signups) Mimi.Signups = {};

Mimi.Signups.EmbedValidation = function() { this.initialize();

extend(Mimi.Signups.EmbedValidation.prototype, { initialize: function() { this.form = document.getElementById(’ema_signup_form’); this.submit = document.getElementById(‘webform_submit_button’); this.callbackName = ‘jsonp_callback_’ + Math.round(100000 * Math.random()); this.validEmail = /.+@.+..+/ },

onFormSubmit: function(e) { e.preventDefault();

this.validate(); if (this.isValid) { this.submitForm(); } else { this.revalidateOnChange(); } },

validate: function() { this.isValid = true; this.emailValidation(); this.fieldAndListValidation(); this.updateFormAfterValidation(); },

emailValidation: function() { var email = document.getElementById(‘signup_email’);

if (this.validEmail.test(email.value)) { this.removeTextFieldError(email); } else { this.textFieldError(email); this.isValid = false; } },

fieldAndListValidation: function() { var fields = this.form.querySelectorAll(‘.mimi_field.required’);

for (var i = 0; i < fields.length; ++i) { var field = fields[i], type = this.fieldType(field); if (type === 'checkboxes' || type === 'radio_buttons') { this.checkboxAndRadioValidation(field); } else { this.textAndDropdownValidation(field, type); } } }, fieldType: function(field) { var type = field.querySelectorAll('.field_type'); if (type.length) { return type[0].getAttribute('data-field-type'); } else if (field.className.indexOf('checkgroup') >= 0) { return ‘checkboxes’; } else { return ‘text_field’; } },

checkboxAndRadioValidation: function(field) { var inputs = field.getElementsByTagName(‘input’), selected = false;

for (var i = 0; i < inputs.length; ++i) { var input = inputs[i]; if((input.type === 'checkbox' || input.type === 'radio') && input.checked) { selected = true; } } if (selected) { field.className = field.className.replace(/ invalid/g, ''); } else { if (field.className.indexOf('invalid') === -1) { field.className += ' invalid'; } this.isValid = false; } }, textAndDropdownValidation: function(field, type) { var inputs = field.getElementsByTagName('input'); for (var i = 0; i < inputs.length; ++i) { var input = inputs[i]; if (input.name.indexOf('signup') >= 0) { if (type === ‘text_field’) { this.textValidation(input); } else { this.dropdownValidation(field, input); } } } this.htmlEmbedDropdownValidation(field); },

textValidation: function(input) { if (input.id === ‘signup_email’) return;

if (input.value) { this.removeTextFieldError(input); } else { this.textFieldError(input); this.isValid = false; } },

dropdownValidation: function(field, input) { if (input.value) { field.className = field.className.replace(/ invalid/g, »); } else { if (field.className.indexOf(‘invalid’) === -1) field.className += ‘ invalid’; this.onSelectCallback(input); this.isValid = false; } },

htmlEmbedDropdownValidation: function(field) { var dropdowns = field.querySelectorAll(‘.mimi_html_dropdown’); var _this = this;

for (var i = 0; i < dropdowns.length; ++i) { var dropdown = dropdowns[i]; if (dropdown.value) { field.className = field.className.replace(/ invalid/g, ''); } else { if (field.className.indexOf('invalid') === -1) field.className += ' invalid'; this.isValid = false; dropdown.onchange = (function(){ _this.validate(); }); } } }, textFieldError: function(input) { input.className = 'required invalid'; input.placeholder = input.getAttribute('data-required-field'); }, removeTextFieldError: function(input) { input.className = 'required'; input.placeholder = ''; }, onSelectCallback: function(input) { if (typeof Widget === 'undefined' || !Widget.BasicDropdown) return; var dropdownEl = input.parentNode, instances = Widget.BasicDropdown.instances, _this = this; for (var i = 0; i < instances.length; ++i) { var instance = instances[i]; if (instance.wrapperEl === dropdownEl) { instance.onSelect = function(){ _this.validate() }; } } }, updateFormAfterValidation: function() { this.form.className = this.setFormClassName(); this.submit.value = this.submitButtonText(); this.submit.disabled = !this.isValid; this.submit.className = this.isValid ? 'submit' : 'disabled'; }, setFormClassName: function() { var name = this.form.className; if (this.isValid) { return name.replace(/s?mimi_invalid/, ''); } else { if (name.indexOf('mimi_invalid') === -1) { return name += ' mimi_invalid'; } else { return name; } } }, submitButtonText: function() { var invalidFields = document.querySelectorAll('.invalid'), text; if (this.isValid || !invalidFields) { text = this.submit.getAttribute('data-default-text'); } else { if (invalidFields.length || invalidFields[0].className.indexOf('checkgroup') === -1) { text = this.submit.getAttribute('data-invalid-text'); } else { text = this.submit.getAttribute('data-choose-list'); } } return text; }, submitForm: function() { this.formSubmitting(); var _this = this; window[this.callbackName] = function(response) { delete window[this.callbackName]; document.body.removeChild(script); _this.onSubmitCallback(response); }; var script = document.createElement('script'); script.src = this.formUrl('json'); document.body.appendChild(script); }, formUrl: function(format) { var action = this.form.action; if (format === 'json') action += '.json'; return action + '?callback=' + this.callbackName + '&' + serialize(this.form); }, formSubmitting: function() { this.form.className += ' mimi_submitting'; this.submit.value = this.submit.getAttribute('data-submitting-text'); this.submit.disabled = true; this.submit.className = 'disabled'; }, onSubmitCallback: function(response) { if (response.success) { this.onSubmitSuccess(response.result); } else { top.location.href = this.formUrl('html'); } }, onSubmitSuccess: function(result) { if (result.has_redirect) { top.location.href = result.redirect; } else if(result.single_opt_in || !result.confirmation_html) { this.disableForm(); this.updateSubmitButtonText(this.submit.getAttribute('data-thanks')); } else { this.showConfirmationText(result.confirmation_html); } }, showConfirmationText: function(html) { var fields = this.form.querySelectorAll('.mimi_field'); for (var i = 0; i < fields.length; ++i) { fields[i].style['display'] = 'none'; } (this.form.querySelectorAll('fieldset')[0] || this.form).innerHTML = html; }, disableForm: function() { var elements = this.form.elements; for (var i = 0; i < elements.length; ++i) { elements[i].disabled = true; } }, updateSubmitButtonText: function(text) { this.submit.value = text; }, revalidateOnChange: function() { var fields = this.form.querySelectorAll(".mimi_field.required"), _this = this; for (var i = 0; i < fields.length; ++i) { var inputs = fields[i].getElementsByTagName('input'); for (var j = 0; j < inputs.length; ++j) { if (this.fieldType(fields[i]) === 'text_field') { inputs[j].onkeyup = function() { var input = this; if (input.getAttribute('name') === 'signup[email]') { if (_this.validEmail.test(input.value)) _this.validate(); } else { if (input.value.length === 1) _this.validate(); } } } else { inputs[j].onchange = function(){ _this.validate() }; } } } } }); if (document.addEventListener) { document.addEventListener("DOMContentLoaded", function() { new Mimi.Signups.EmbedValidation(); }); } else { window.attachEvent('onload', function() { new Mimi.Signups.EmbedValidation(); }); }})(this);