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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Fang/De-Feng Tool</title>
<meta
name="description"
content="Easily convert malicious URLs into a non-executable format and vice versa with the Fang/De-Feng Tool, making sharing over the web safer."
/>
<meta
name="keywords"
content="URL, url, ip, IP, ip address, fang, de-fang, converter, fanging, de-fanging, tool, cybersecurity, Fang, De-Feng, text processing, online tool, security, web application"
/>
<meta name="author" content="alenperic" />
<style>
body {
font-family: Arial, sans-serif;
display: flex;
justify-content: center;
align-items: center;
flex-direction: column;
background-color: #2b2f3a;
color: white;
margin: 0;
padding: 0;
height: 100vh;
}
.header {
position: absolute;
top: 10px;
left: 10px;
}
.header img {
width: 30px;
height: 30px;
border-radius: 50%;
vertical-align: middle;
margin-right: 10px;
}
.header a {
color: white;
text-decoration: none;
vertical-align: middle;
}
#title {
margin-top: 60px;
margin-bottom: 20px;
font-size: 2em;
}
#wrapper {
display: flex;
justify-content: space-between;
width: 80%;
}
textarea {
width: 48%;
height: 200px;
padding: 10px;
font-size: 16px;
margin: 10px;
background-color: #1e2129;
color: #ddd;
border: none;
border-radius: 4px;
overflow: auto;
}
.copy-button {
padding: 10px;
margin-top: 10px;
background-color: #4caf50; /* Green background */
border: none;
color: white;
text-align: center;
text-decoration: none;
display: inline-block;
font-size: 16px;
cursor: pointer;
border-radius: 4px;
}
.description {
margin-top: 20px;
text-align: center;
width: 80%;
font-size: 0.9em;
}
.conversion-example {
display: flex;
justify-content: space-around; /* Adjusted for closer proximity */
align-items: center;
margin-top: 20px;
width: 80%;
}
.conversion-example p {
margin: 0;
flex: 1;
text-align: center;
}
/* Style for the toggle switch */
.switch {
position: relative;
display: inline-block;
width: 60px;
height: 34px;
margin: 20px 0;
}
.switch input {
opacity: 0;
width: 0;
height: 0;
}
.slider {
position: absolute;
cursor: pointer;
top: 0;
bottom: 0;
left: 0;
right: 0;
background-color: #ccc;
transition: 0.4s;
border-radius: 34px;
}
.slider:before {
position: absolute;
content: "";
height: 26px;
width: 26px;
left: 4px;
bottom: 4px;
background-color: white;
transition: 0.4s;
border-radius: 50%;
}
input:checked + .slider {
background-color: #2196f3;
}
input:checked + .slider:before {
transform: translateX(26px);
}
.toggle-label {
color: #fff;
font-weight: normal;
margin-left: 10px;
vertical-align: middle;
}
body {
font-family: Arial, sans-serif;
display: flex;
justify-content: center;
align-items: center;
flex-direction: column;
background-color: #2b2f3a;
color: white;
margin: 0;
padding: 0;
height: 100vh;
}
.header {
position: absolute;
top: 10px;
left: 10px;
}
.header img {
width: 30px;
height: 30px;
border-radius: 50%;
vertical-align: middle;
margin-right: 10px;
}
.header a {
color: white;
text-decoration: none;
vertical-align: middle;
}
#title {
margin-top: 60px;
margin-bottom: 20px;
font-size: 2em;
}
#wrapper {
display: flex;
justify-content: space-between;
width: 80%;
}
textarea {
width: 48%;
height: 200px;
padding: 10px;
font-size: 16px;
margin: 10px;
background-color: #1e2129;
color: #ddd;
border: none;
border-radius: 4px;
overflow: auto;
}
.copy-button {
padding: 10px;
margin-top: 10px;
background-color: #4caf50; /* Green background */
border: none;
color: white;
text-align: center;
text-decoration: none;
display: inline-block;
font-size: 16px;
cursor: pointer;
border-radius: 4px;
}
.description {
margin-top: 20px;
text-align: center;
width: 80%;
font-size: 0.9em;
}
.conversion-example {
display: flex;
justify-content: space-around;
align-items: center;
margin-top: 20px;
width: 80%;
}
.conversion-example p {
margin: 0;
flex: 1;
text-align: center;
}
.switch {
position: relative;
display: inline-block;
width: 60px;
height: 34px;
margin: 20px 0;
}
.switch input {
opacity: 0;
width: 0;
height: 0;
}
.slider {
position: absolute;
cursor: pointer;
top: 0;
bottom: 0;
left: 0;
right: 0;
background-color: #ccc;
transition: 0.4s;
border-radius: 34px;
}
.slider:before {
position: absolute;
content: "";
height: 26px;
width: 26px;
left: 4px;
bottom: 4px;
background-color: white;
transition: 0.4s;
border-radius: 50%;
}
input:checked + .slider {
background-color: #2196f3;
}
input:checked + .slider:before {
transform: translateX(26px);
}
.toggle-label {
color: #fff;
font-weight: normal;
margin-left: 10px;
vertical-align: middle;
}
</style>
</head>
<body>
<div class="header">
<a href="https://github.com/alenperic" target="_blank">
<img
src="https://avatars.githubusercontent.com/u/20021065?v=4"
alt="GitHub Profile Icon"
/>
alenperic
</a>
</div>
<div id="title">Fang/De-Feng Tool</div>
<div>
<label class="switch">
<input type="checkbox" id="conversionModeToggle" />
<span class="slider round"></span>
</label>
<span class="toggle-label">Individual Line Conversion</span>
</div>
<div id="wrapper">
<textarea
id="inputText"
placeholder="Enter text to Fang or De-Feng"
></textarea>
<textarea
id="outputText"
placeholder="Processed result will appear here"
readonly
></textarea>
</div>
<button class="copy-button" id="copyButton">Copy to Clipboard</button>
<div class="description">
<p>
Toggle 'Individual Line Conversion' on for converting each line based on
its content. Toggle off to convert all text to match the first line's
format. Use the button below to copy the results.
</p>
</div>
<div class="conversion-example">
<p><strong>Original:</strong> http://example.com</p>
<p><strong>Fanged:</strong> hxxp[:]//example[.]com</p>
</div>
<script>
function fang(text) {
// Regex to match URLs or plain domain names
const urlRegex =
/(\b(?:https?|ftp|file):\/\/|[-A-Z0-9.]+\.[A-Z]{2,})/gi;
return text.replace(urlRegex, function (match) {
return match
.replace(/http/g, "hxxp")
.replace(/\./g, "[.]")
.replace(/:/g, "[:]");
});
}
function deFeng(text) {
return text
.replace(/hxxp/g, "http")
.replace(/\[\.\]/g, ".")
.replace(/\[:\]/g, ":");
}
function processText(text, individualConversion) {
const lines = text.split("\n");
if (individualConversion) {
return lines
.map((line) =>
line.includes("http") || line.match(/[-A-Z0-9.]+\.[A-Z]{2,}/i)
? fang(line)
: deFeng(line)
)
.join("\n");
} else {
const conversionMethod =
lines[0].includes("http") ||
lines[0].match(/[-A-Z0-9.]+\.[A-Z]{2,}/i)
? fang
: deFeng;
return lines.map(conversionMethod).join("\n");
}
}
// Event listeners for input text area and conversion mode toggle
document
.getElementById("conversionModeToggle")
.addEventListener("change", function () {
const textArea = document.getElementById("inputText");
const outputArea = document.getElementById("outputText");
const individualConversion = this.checked;
outputArea.value = processText(textArea.value, individualConversion);
});
document
.getElementById("inputText")
.addEventListener("input", function () {
const outputArea = document.getElementById("outputText");
const individualConversion = document.getElementById(
"conversionModeToggle"
).checked;
outputArea.value = processText(this.value, individualConversion);
});
document
.getElementById("copyButton")
.addEventListener("click", function () {
const textToCopy = document.getElementById("outputText").value;
navigator.clipboard
.writeText(textToCopy)
.then(() => {
console.log("Text copied to clipboard");
})
.catch((err) => {
console.error("Failed to copy text: ", err);
});
});
document
.getElementById("inputText")
.addEventListener("scroll", function () {
document.getElementById("outputText").scrollTop = this.scrollTop;
});
document
.getElementById("outputText")
.addEventListener("scroll", function () {
document.getElementById("inputText").scrollTop = this.scrollTop;
});
</script>
</body>
</html>