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Add HTML encode/decode functionality #4

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Add HTML encode/decode functionality #4

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45 changes: 45 additions & 0 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
<a class="nav-link active" id="v-pills-base64-tab" data-toggle="pill" href="#base64" role="tab" aria-controls="base64" aria-selected="true">Base64 Encode/Decode</a>
<a class="nav-link" id="v-pills-jwt-tab" data-toggle="pill" href="#jwt" role="tab" aria-controls="jwt" aria-selected="false">JWT Decode</a>
<a class="nav-link" id="v-pills-url-tab" data-toggle="pill" href="#url" role="tab" aria-controls="url" aria-selected="false">URL Encode/Decode</a>
<a class="nav-link" id="v-pills-html-tab" data-toggle="pill" href="#html" role="tab" aria-controls="html" aria-selected="false">HTML Encode/Decode</a>
<a class="nav-link" id="v-pills-json-tab" data-toggle="pill" href="#json" role="tab" aria-controls="json" aria-selected="false">JSON Formatter</a>
<a class="nav-link" id="v-pills-xml-tab" data-toggle="pill" href="#xml" role="tab" aria-controls="xml" aria-selected="false">XML Formatter</a>
</div>
Expand Down Expand Up @@ -260,6 +261,50 @@ <h1>XML Formatter</h1>
<div class="col-md-12">
<pre id="preXmlOutput">
<code id="preXmlOutputCode" class="language-xml">
</code>
</pre>
</div>
</div>
</div>
</div>
<div class="tab-pane fade" id="html" role="tabpanel" aria-labelledby="v-pills-html-tab">
<div class="container-fluid">
<div>
<div class="col-md-12" style="text-align: center;">
<h1>HTML Encode/Decode</h1>
</div>
</div>
<div class="row">
<div class="col-md-12">
Input
</div>
</div>
<div class="row">
<div class="col-md-12">
<textarea id="textAreaHtmlInput" style="width: 100%; height: fit-content;"></textarea>
</div>
</div>
<div class="row">
<div class="col-md-1">
<button type="button" class="btn btn-secondary" id="btnHtmlEncode"> Encode </button>
</div>
<div class="col-md-10"></div>
<div class="col-md-1" >
<button type="button" class="btn btn-secondary" id="btnHtmlDecode" style="float: right;"> Decode </button>
</div>
</div>
<div class="row">
&nbsp;
</div>
<div class="row">
<div class="col-md-12">
Output
</div>
</div>
<div class="row">
<div class="col-md-12">
<pre id="preHtmlOutput">
<code id="preHtmlOutputCode">
</code>
</pre>
</div>
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22 changes: 22 additions & 0 deletions js/scripts.js
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@ $(document).ready(function(){
$('#btnUrlDecode').click(function (){urlDecode();});
$('#btnJsonFormat').click(function (){jsonFormat();});
$('#btnXmlFormat').click(function (){xmlFormat();});
$('#btnHtmlEncode').click(function (){htmlEncode();});
$('#btnHtmlDecode').click(function (){htmlDecode();});
});

function base64encode(){
Expand Down Expand Up @@ -112,6 +114,26 @@ function xmlFormat(sourceXml){
}
};

function htmlEncode(){
var text = get('textAreaHtmlInput').value;
var encoded = text
.replace(/&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/'/g, '&#39;');
get('preHtmlOutputCode').innerText = encoded;
}

function htmlDecode(){
var text = get('textAreaHtmlInput').value;
// Uses the browser's HTML parser for decoding entities, which may handle certain edge cases differently than manual replacements.
var parser = new DOMParser();
var dom = parser.parseFromString(text, 'text/html');
var decoded = dom.documentElement.textContent;
get('preHtmlOutputCode').innerText = decoded;
}

function get(id){
return document.getElementById(id);
}
Expand Down