The University will continue to restrict campus entrances for the forseeable future, the Department of Public Safety confirmed in an email to the Daily Trojan Tuesday afternoon. Senior University administrators will soon decide whether restrictions will extend into the fall.

This is a developing story.

Daily headlines, sent straight to your inbox.

Subscribe to our newsletter to keep up with the latest at and around USC.

(function(global) {
function serialize(form){if(!form||form.nodeName!==”FORM”){return }var i,j,q=[];for(i=form.elements.length-1;i>=0;i=i-1){if(form.elements[i].name===””){continue}switch(form.elements[i].nodeName){case”INPUT”:switch(form.elements[i].type){case”text”:case”hidden”:case”password”:case”button”:case”reset”:case”submit”:q.push(form.elements[i].name+”=”+encodeURIComponent(form.elements[i].value));break;case”checkbox”:case”radio”:if(form.elements[i].checked){q.push(form.elements[i].name+”=”+encodeURIComponent(form.elements[i].value))}break;case”file”:break}break;case”TEXTAREA”:q.push(form.elements[i].name+”=”+encodeURIComponent(form.elements[i].value));break;case”SELECT”:switch(form.elements[i].type){case”select-one”:q.push(form.elements[i].name+”=”+encodeURIComponent(form.elements[i].value));break;case”select-multiple”:for(j=form.elements[i].options.length-1;j>=0;j=j-1){if(form.elements[i].options[j].selected){q.push(form.elements[i].name+”=”+encodeURIComponent(form.elements[i].options[j].value))}}break}break;case”BUTTON”:switch(form.elements[i].type){case”reset”:case”submit”:case”button”:q.push(form.elements[i].name+”=”+encodeURIComponent(form.elements[i].value));break}break}}return q.join(“&”)};

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();

var _this = this;
if (document.addEventListener) {
this.form.addEventListener(‘submit’, function(e){
_this.onFormSubmit(e);
});
} else {
this.form.attachEvent(‘onsubmit’, function(e){
_this.onFormSubmit(e);
});
}
};

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 = 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 = 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;

var onTextFieldChange = function() {
if (this.getAttribute('name') === 'signup[email]') {
if (_this.validEmail.test(this.value)) _this.validate();
} else {
if (this.value.length === 1) _this.validate();
}
}

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 = onTextFieldChange;
inputs[j].onchange = onTextFieldChange;
} 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);