Site Builder

Editing: wordpress-asset-generator.php

writable 0666

<?php
/* ------------------------------------------------------------------
   Quick “WordPress‑asset generator” for Promptinator
   Requirements: PHP ≥ 7.4 + GD extension enabled
   ------------------------------------------------------------------ */
$bg      = $_POST['bg']   ?? '#5c3bff';
$headline= trim($_POST['txt'] ?? 'Promptinator');
$font    = __DIR__ . '/OpenSans-Bold.ttf';          // any TTF on your server

function hex2rgb(string $hex): array {
    $hex = ltrim($hex, '#');
    if (strlen($hex) === 3) $hex = $hex[0].$hex[0].$hex[1].$hex[1].$hex[2].$hex[2];
    return [hexdec($hex[0].$hex[1]), hexdec($hex[2].$hex[3]), hexdec($hex[4].$hex[5])];
}

function make_image(int $w, int $h, string $bg, callable $draw, string $file) {
    [$r,$g,$b] = hex2rgb($bg);
    $im = imagecreatetruecolor($w, $h);
    $col= imagecolorallocate($im,$r,$g,$b);
    imagefill($im, 0, 0, $col);
    $draw($im);
    imagepng($im, $file);
    imagedestroy($im);
}

/* ------------------------------------------------------------------
   Generate when the form is submitted
   ------------------------------------------------------------------ */
if ($_SERVER['REQUEST_METHOD'] === 'POST' && extension_loaded('gd')) {

/* 1. Banner 772 × 250  */
    make_image(772, 250, $bg, function($im) use ($headline,$font) {
        $white = imagecolorallocate($im,255,255,255);
        $size  = 58;                                       // adjust font size
        $bbox  = imagettfbbox($size, 0, $font, $headline);
        $txtW  = $bbox[2] - $bbox[0];
        $txtH  = $bbox[1] - $bbox[7];
        imagettftext($im, $size, 0,
                     (imagesx($im)-$txtW)/2,
                     (imagesy($im)+$txtH)/2,
                     $white, $font, $headline);
    }, 'banner-772x250.png');

/* 2. Icon 256 × 256 (circle) */
    make_image(256, 256, 'transparent', function($im) use ($bg,$headline,$font) {
        imagesavealpha($im, true);
        $transparent = imagecolorallocatealpha($im,0,0,0,127);
        imagefill($im, 0, 0, $transparent);
        [$r,$g,$b] = hex2rgb($bg);
        $circleCol = imagecolorallocate($im,$r,$g,$b);
        imagefilledellipse($im,128,128,256,256,$circleCol);

$white = imagecolorallocate($im,255,255,255);
        $letter= mb_substr($headline,0,1);
        $size  = 120;
        $bbox  = imagettfbbox($size, 0, $font, $letter);
        $txtW  = $bbox[2]-$bbox[0];
        $txtH  = $bbox[1]-$bbox[7];
        imagettftext($im,$size,0,(256-$txtW)/2,(256+$txtH)/2,$white,$font,$letter);
    }, 'icon-256x256.png');

$generated = true;
}
?>
<!doctype html><html><head><meta charset="utf-8"><title>Promptinator Asset Maker</title>
<style>body{font-family:Arial,Helvetica,sans-serif;margin:40px;}label{display:block;margin:.8em 0}</style>
</head><body>
<h1>Promptinator Asset Maker</h1>

<form method="post">
  <label>Background&nbsp;color:
    <input type="color" name="bg" value="<?=htmlspecialchars($bg)?>">
  </label>
  <label>Text on banner / icon:
    <input type="text" name="txt" value="<?=htmlspecialchars($headline)?>" style="width:300px">
  </label>
  <button>Generate PNGs</button>
</form>

<?php if (!extension_loaded('gd')): ?>
  <p style="color:red;">Error: PHP GD extension is not enabled.</p>
<?php elseif (!file_exists($font)): ?>
  <p style="color:red;">Error: font file not found (expected <code><?=$font?></code>).</p>
<?php elseif (!empty($generated)): ?>
  <h2>Preview</h2>
  <p><strong>Banner 772 × 250</strong><br>
     <img src="banner-772x250.png?<?=time()?>" alt="banner"></p>
  <p><strong>Icon 256 × 256</strong><br>
     <img src="icon-256x256.png?<?=time()?>" alt="icon" style="border-radius:10px;"></p>
  <p>
    <a href="banner-772x250.png" download>Download banner‑772x250.png</a> ·
    <a href="icon-256x256.png"  download>Download icon‑256x256.png</a>
  </p>
<?php endif; ?>

<p style="margin-top:2em;font-size:.9em;color:#666;">
  *Images are written to the same folder as this script.  
  *Requires <code>GD</code> and a TrueType font (change the path near the top if needed).
</p>
</body></html>

Site Builder

Editing: wordpress-asset-generator.php

Site Builder