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September 23, 2019 02:42
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Accept BCH donations
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| <?php | |
| // address used throughout page and script. could also just be hardcoded without PHP. | |
| $addr = 'qqvppp5pe4sce8qyvyncdrhekgkxcyw2hczvervmp8'; | |
| ?> | |
| <html> | |
| <head> | |
| <title>Donate BCH</title> | |
| <style> | |
| body { font:16pt arial; } | |
| #address { font:18pt arial; } | |
| #address a, #address a:visited { color:black; text-decoration:none; } | |
| #address a:hover { text-decoration:underline; } | |
| #receivedText { font:18pt arial; color:green; } | |
| </style> | |
| </head> | |
| <body> | |
| <center> | |
| Send your donation to:<br> | |
| <br> | |
| <div id="address"><a target="_blank" href="https://blockchair.com/bitcoin-cash/address/<?=$addr?>"><?=$addr?></a></div> | |
| <br> | |
| <img src="https://chart.googleapis.com/chart?cht=qr&chs=240x240&chld=L|0&chl=<?=$addr?>"><br> | |
| <br> | |
| <div id="receivedText"></div> | |
| <script> | |
| var addr = '<?=$addr?>', startBalance = 0, looptime = 12000; | |
| // run immediately and get initial balance | |
| checkPayment(1); | |
| // run every looptime (1000 = 1s) | |
| setInterval(checkPayment, looptime); | |
| // check payment | |
| function checkPayment(start){ | |
| if(!start && !document.hasFocus()) return; // avoid api calls when tab not visible | |
| // ajax | |
| var xhr = new XMLHttpRequest(); | |
| xhr.timeout = looptime; | |
| xhr.open('GET','https://rest.bitcoin.com/v2/address/details/' + addr); | |
| xhr.onreadystatechange = function () { | |
| if (xhr.readyState === 4) { // request done | |
| if (xhr.status === 200) { // success | |
| try { var r = JSON.parse(xhr.responseText); } catch(e){} | |
| // console.log('api response=', r); | |
| if (r) { | |
| var total = r.balance + r.unconfirmedBalance; | |
| if (start || total < startBalance) { | |
| startBalance = total; | |
| return; | |
| } | |
| if (total > startBalance) { | |
| // console.log('payment received'); | |
| document.querySelector('#receivedText').innerHTML = 'Thank you for your donation!'; | |
| setTimeout(()=>{ document.querySelector('#receivedText').innerHTML = ''; }, looptime - 2000); | |
| startBalance = total; | |
| } | |
| } | |
| } else console.log('ajax error: ' + xhr.status); | |
| } | |
| } | |
| xhr.send(); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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Test at http://irc.dw1.xyz/donate/
License: Do whatever you want with it. :-)