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<?php
// fonts.php — LIST server-side fonts via fontconfig
header('Content-Type: application/json');
header('Cache-Control: public, max-age=3600');
/* get list of installed fonts using fc-list */
$cmd = ['fc-list', '--format=%{family}|%{style}|%{file}\n'];
$desc = [1 => ['pipe', 'w'], 2 => ['pipe', 'w']];
$proc = proc_open($cmd, $desc, $pipes);
$output = '';
if (is_resource($proc)) {
$output = stream_get_contents($pipes[1]);
fclose($pipes[1]);
fclose($pipes[2]);
proc_close($proc);
}
if (!$output) {
echo json_encode([]);
exit;
}
$lines = array_filter(explode("\n", trim($output)));
$best = []; // family => ['file' => ..., 'score' => ...]
/* lower score = higher priority */
$style_score = static function (string $style): int {
$s = strtolower(trim($style));
if ($s === 'regular' || $s === 'roman' || $s === 'book' || $s === 'text') return 0;
if ($s === 'bold') return 1;
if (str_contains($s, 'italic') || str_contains($s, 'oblique')) return 2;
return 3;
};
foreach ($lines as $line) {
$parts = explode('|', $line, 3);
if (count($parts) < 3) continue;
/* take first family name (some entries are comma-separated) */
$families = explode(',', $parts[0]);
$family = trim($families[0]);
if (empty($family)) continue;
$style = trim(explode(',', $parts[1])[0]);
$file = trim($parts[2]);
if (!file_exists($file)) continue;
$score = $style_score($style);
if (!isset($best[$family]) || $score < $best[$family]['score']) {
$best[$family] = ['file' => $file, 'score' => $score];
}
}
$fonts = [];
foreach ($best as $family => $entry) {
$file = $entry['file'];
$ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));
$format = match ($ext) {
'ttf' => 'truetype',
'otf' => 'opentype',
'woff' => 'woff',
'woff2' => 'woff2',
default => 'truetype',
};
$fonts[] = [
'family' => $family,
'file' => base64_encode($file),
'format' => $format,
];
}
usort($fonts, fn($a, $b) => strcasecmp($a['family'], $b['family']));
echo json_encode($fonts);
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