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// Variables
var email_ajax_url = "/wp-content/plugins/email/email.php";
var email = new sack(email_ajax_url);
var email_max_allowed = '5';
var email_verify = '';
var email_p = 0;
var email_pageid = 0;
var email_yourname = '';
var email_youremail = '';
var email_yourremarks = '';
var email_friendname = '';
var email_friendemail = '';
var email_friendnames = '';
var email_friendemails = '';
var email_imageverify = '';
// Email Form Validation
function validate_email_form() {
// Variables
var errFlag = false;
var errMsg = "The Following Error Occurs:\n";
errMsg = errMsg + "__________________________________\n\n";
// Your Name Validation
if(document.getElementById('yourname')) {
if(isEmpty(email_yourname)) {
errMsg = errMsg + "- Your Name is empty\n";
errFlag = true;
}
if(!is_valid_name(email_yourname)) {
errMsg = errMsg + "- Your Name is invalid\n";
errFlag = true;
}
}
// Your Email Validation
if(document.getElementById('youremail')) {
if(isEmpty(email_youremail)) {
errMsg = errMsg + "- Your Email is empty\n";
errFlag = true;
}
if(!is_valid_email(email_youremail)) {
errMsg = errMsg + "- Your Email is invalid\n";
errFlag = true;
}
}
// Your Remarks Validation
if(document.getElementById('yourremarks')) {
if(!isEmpty(email_yourremarks)) {
if(!is_valid_remarks(email_yourremarks)) {
errMsg = errMsg + "- Your Remarks is invalid\n";
errFlag = true;
}
}
}
// Friend Name(s) Validation
if(document.getElementById('friendname')) {
if(isEmpty(email_friendname)) {
errMsg = errMsg + "- Friend Name(s) is empty\n";
errFlag = true;
} else {
for(i = 0; i < email_friendnames.length; i++) {
if(isEmpty(email_friendnames[i])) {
errMsg = errMsg + "- Friend Name is empty: " + email_friendnames[i] + "\n";
errFlag = true;
}
if(!is_valid_name(email_friendnames[i])) {
errMsg = errMsg + "- Friend Name is invalid: " + email_friendnames[i] + "\n";
errFlag = true;
}
}
}
if(email_friendnames.length > email_max_allowed) {
errMsg = errMsg + "- Maximum 5 Friend Name(s) allowed\n";
errFlag = true;
}
}
// Friend Email(s) Validation
if(isEmpty(email_friendemail)) {
errMsg = errMsg + "- Friend Email(s) is empty\n";
errFlag = true;
} else {
for(i = 0; i < email_friendemails.length; i++) {
if(isEmpty(email_friendemails[i])) {
errMsg = errMsg + "- Friend Email is empty: " + email_friendemails[i] + "\n";
errFlag = true;
}
if(!is_valid_email(email_friendemails[i])) {
errMsg = errMsg + "- Friend Email is invalid: " + email_friendemails[i] + "\n";
errFlag = true;
}
}
}
if(email_friendemails.length > email_max_allowed) {
errMsg = errMsg + "- Maximum 5 Friend Email(s) allowed\n";
errFlag = true;
}
// Friend Name(s) And Email(s) Validation
if(document.getElementById('friendname')) {
if(email_friendnames.length != email_friendemails.length) {
errMsg = errMsg + "- Friend Name(s) count does not tally with Friend Email(s) count\n";
errFlag = true;
}
}
if(document.getElementById('imageverify')) {
if(isEmpty(email_imageverify)) {
errMsg = errMsg + "- Image Verification is empty\n";
errFlag = true;
}
}
// If There Is Error Alert It
if (errFlag == true){
alert(errMsg);
return false;
} else {
return true;
}
}
// Check Form Field Is Empty
function isEmpty(value){
if (trim(value) == "") {
return true;
}
return false;
}
// Trim White Spaces
function trim(strText) {
// this will get rid of leading spaces
while (strText.substring(0,1) == ' ')
strText = strText.substring(1, strText.length);
// this will get rid of trailing spaces
while (strText.substring(strText.length-1,strText.length) == ' ')
strText = strText.substring(0, strText.length-1);
return strText;
}
// Check Name
function is_valid_name(name) {
var name = trim(name);
var filter = /[(\*\(\)\[\]\+\,\/\?\:\;\'\"\`\~\\#\$\%\^\&\<\>)+]/;
return !filter.test(name);
}
// Check Email
function is_valid_email(email) {
var email = trim(email);
var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
return filter.test(email);
}
// Check Remarks
function is_valid_remarks(remarks) {
var remarks = trim(remarks);
var injection_strings = new Array('apparently-to', 'cc', 'bcc', 'boundary', 'charset', 'content-disposition', 'content-type', 'content-transfer-encoding', 'errors-to', 'in-reply-to', 'message-id', 'mime-version', 'multipart/mixed', 'multipart/alternative', 'multipart/related', 'reply-to', 'x-mailer', 'x-sender', 'x-uidl');
for(i = 0; i < injection_strings.length; i++) {
if(remarks.indexOf(injection_strings[i]) != -1) {
return false;
}
}
return true;
}
// WP-Email Popup
function email_popup(email_url) {
window.open(email_url, "_blank", "width=500,height=500,toolbar=0,menubar=0,location=0,resizable=0,scrollbars=1,status=0");
}
// Email Form AJAX
function email_form() {
if(document.getElementById('yourname')) {
email_yourname = document.getElementById('yourname').value;
}
if(document.getElementById('youremail')) {
email_youremail = document.getElementById('youremail').value;
}
if(document.getElementById('yourremarks')) {
email_yourremarks = document.getElementById('yourremarks').value;
}
if(document.getElementById('friendname')) {
email_friendname = document.getElementById('friendname').value;
email_friendnames = email_friendname.split(",");
}
email_friendemail = document.getElementById('friendemail').value;
email_friendemails = email_friendemail.split(",");
if(document.getElementById('imageverify')) {
email_imageverify = document.getElementById('imageverify').value;
}
if(document.getElementById('p')) {
email_p = document.getElementById('p').value;
}
if(document.getElementById('page_id')) {
email_pageid = document.getElementById('page_id').value;
}
if(validate_email_form()) {
document.getElementById('wp-email-submit').disabled = true;
document.getElementById('wp-email-loading').style.display = 'block';
email.reset();
if(document.getElementById('yourname')) {
email.setVar('yourname', email_yourname);
document.getElementById('yourname').disabled = true;
}
if(document.getElementById('youremail')) {
email.setVar('youremail', email_youremail);
document.getElementById('youremail').disabled = true;
}
if(document.getElementById('yourremarks')) {
email.setVar('yourremarks', email_yourremarks);
document.getElementById('yourremarks').disabled = true;
}
if(document.getElementById('friendname')) {
email.setVar('friendname', email_friendname);
document.getElementById('friendname').disabled = true;
}
email.setVar('friendemail', email_friendemail);
document.getElementById('friendemail').disabled = true;
if(document.getElementById('imageverify')) {
email.setVar('imageverify', email_imageverify);
document.getElementById('imageverify').disabled = true;
}
if(document.getElementById('p')) {
email.setVar('p', email_p);
}
if(document.getElementById('page_id')) {
email.setVar('page_id', email_pageid);
}
email.setVar('wp-email', '1');
email.setVar('popup', document.getElementById('popup').value);
email.method = 'POST';
email.element = 'wp-email';
email.runAJAX();
}
}