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Implement button to copy output to clipboard #8

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Merged
farnots merged 2 commits into from
Aug 28, 2025
Merged

Implement button to copy output to clipboard #8

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6998a87
add 'copy-to-clipboard', fixes for typos and smaller issues
lukasaldersley Jun 6, 2025
71eb802
Fix output display reference and improve clipboard error logging
farnots Aug 28, 2025
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9 changes: 5 additions & 4 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,7 @@ <h1>Export reddit post to markdown format</h1>
<input class="form-check-input" type="radio" name="exportOption" id="treeOption" checked/>
<label class="form-check-label" for="treeOption">Tree style</label>
<input class="form-check-input" type="radio" name="exportOption" id="listOption"/>
<label class="form-check-label" for="exportOption2">List style</label>
<label class="form-check-label" for="listOption">List style</label>
</div>

<label>Export option :</label>
Expand All @@ -59,10 +59,11 @@ <h1>Export reddit post to markdown format</h1>
</div>

<button class="btn btn-primary" onclick="startExport()">Export</button>
<a href="" id="a" download disabled class="btn btn-success">Download markdown file</a>
<div id="ouput-block" hidden>
<a href="" id="downloadButton" download disabled class="btn btn-success">Download markdown file</a>
<button id="copyButton" class="btn btn-success" disabled onclick="copyExport()">Copy to Clipboard</button>
<div id="output-block" hidden>
<h3>Output</h3>
<pre id="ouput-display"></pre>
<pre id="output-display"></pre>
<br/>
</div>
<footer>
Expand Down
45 changes: 29 additions & 16 deletions script.js
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
const http = new XMLHttpRequest();
var data;
var output = '';
var style = 0;
var escapeNewLine = false;
var spaceComment = false;
let data;
let output = '';
let style = 0;
let escapeNewLine = false;
let spaceComment = false;
var selectedProxy = 'auto';

// CORS Proxy configurations
Expand Down Expand Up @@ -191,11 +191,11 @@ async function fetchData(url) {
comments.forEach(displayComment);

console.log('Done');
var ouput_display = document.getElementById('ouput-display');
var ouput_block = document.getElementById('ouput-block');
ouput_block.removeAttribute('hidden');
ouput_display.innerHTML = output;
download(output, 'output.md', 'text/plain');
let output_display = document.getElementById('output-display');
let output_block = document.getElementById('output-block');
output_block.removeAttribute('hidden');
output_display.innerHTML = output;
download(output_display.textContent, 'output.md', 'text/plain');

} catch (error) {
console.error('Fetch error:', error);
Expand Down Expand Up @@ -242,20 +242,33 @@ function startExport() {
console.log('Start exporting');
setStyle();

var url = getFieldUrl();
let url = getFieldUrl();
if (url) {
fetchData(url);
} else {
console.log('No url provided');
}
}

async function copyExport() {
/*according to https://developer.mozilla.org/en-US/docs/Web/API/Clipboard/writeText
this should only work in 'Secure Contexts' (https or localhost/loopback addresses)
Since GitHub Pages supports https and getting a certificate for any other host is a 10 minute job
I believe it is acceptable to use this despite its restrictions*/
try {
await navigator.clipboard.writeText(document.getElementById('output-display').textContent);
} catch (error) {
console.error('Failed to copy to clipboard:', error.message);
}
}

function download(text, name, type) {
var a = document.getElementById('a');
a.removeAttribute('disabled');
var file = new Blob([text], {type: type});
a.href = URL.createObjectURL(file);
a.download = name;
document.getElementById('copyButton').removeAttribute('disabled');
let download_button = document.getElementById('downloadButton');
download_button.removeAttribute('disabled');
let file = new Blob([text], {type: type});
download_button.href = URL.createObjectURL(file);
download_button.download = name;
}

function displayTitle(post) {
Expand Down