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Andreas Hnida 2024-02-22 19:46:57 +00:00
commit 3f5c3faffe
12 changed files with 1065 additions and 39 deletions
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assets/vendor/captcha-system/js/main.js vendored Normal file
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/**
* Author: Kashif Raza
* Date: 2021-11-26
* Description: This is the main Javascript file for Captcha.
*/
document.onload = getCaptcha();
function getCaptcha() {
var form = document.getElementsByClassName("captcha-container");
var captcha = document.createElement("div");
captcha.className = "captcha";
var captchaTxt = generateCaptcha();
captcha.innerHTML = "<div class='captcha-image-container'><div class='captcha-image' data-captcha = '"+captchaTxt+"'>"+captchaTxt+"</div></div><br><input type='text' class='captcha-input' placeholder='Enter Captcha Shown' required/><button type='button' class='captcha-refresh' onclick='generateCaptcha2()'>⟳</button><br /><button type='button' class='captcha-verify' onclick='captchaValidate();'>✔</button><br /><h4 id='captcha-response'></h4>";
form[0].appendChild(captcha);
var submit = document.getElementsByClassName('submit-after-valid-captcha');
submit[0].disabled = true;
}
function captchaValidate() {
var captcha = document.getElementsByClassName("captcha-input");
var captchaText = captcha[0].value;
var originalCaptchaImg = document.getElementsByClassName("captcha-image");
originalCaptcha = originalCaptchaImg[0].getAttribute("data-captcha");
if(captchaText == originalCaptcha) {
console.log("Captcha Matched");
var submit = document.getElementsByClassName('submit-after-valid-captcha');
submit[0].disabled = false;
var verify = document.getElementsByClassName('captcha-verify');
verify[0].disabled = true;
verify[0].style.cursor = "not-allowed";
var captchaResponse = document.getElementById('captcha-response');
captchaResponse.innerHTML = "<p style='color: green; text-align: center;'>✔</p>";
} else {
var submit = document.getElementsByClassName('submit-after-valid-captcha');
submit[0].disabled = true;
var verify = document.getElementsByClassName('captcha-verify');
verify[0].disabled = false;
var captchaResponse = document.getElementById('captcha-response');
captchaResponse.innerHTML = "<p style='color: red; text-align: center;'>X</p>";
generateCaptcha2();
}
}
// Function to generate captcha without changing the data and content of the captcha-image div
// For 1st time generation of captcha
function generateCaptcha() {
var text = "";
var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
for( var i=0; i < 5; i++ )
{ text += possible.charAt(Math.floor(Math.random() * possible.length));}
return text;
}
// Function to generate captcha without changing the data and content of the captcha-image div
// For rest of the time generation of captcha
function generateCaptcha2() {
var text = "";
var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
for( var i=0; i < 5; i++ )
{ text += possible.charAt(Math.floor(Math.random() * possible.length));}
var captcha = document.getElementsByClassName("captcha-image");
captcha[0].innerHTML = text;
captcha[0].setAttribute("data-captcha", text);
}