71 lines
2.5 KiB
PHP
71 lines
2.5 KiB
PHP
<?php
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// 图片代理：随机或指定来源（heisi/wapmeinvpic/baisi/meinvpic），返回 { url, source }
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header('Content-Type: application/json; charset=utf-8');
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$type = strtolower($_GET['type'] ?? '');
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$map = [
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'heisi' => 'https://api.iyuns.com/api/heisi',
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'wapmeinvpic' => 'https://api.iyuns.com/api/wapmeinvpic',
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'baisi' => 'https://api.iyuns.com/api/baisi',
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'meinvpic' => 'https://api.iyuns.com/api/meinvpic',
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'random4kPic' => 'https://api.iyuns.com/api/random4kPic',
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'jk' => 'https://api.iyuns.com/api/jk',
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];
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if (!$type || !isset($map[$type])) {
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$keys = array_keys($map);
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$type = $keys[array_rand($keys)];
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}
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$endpoint = $map[$type];
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function fetch_json($url) {
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$ch = curl_init($url);
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curl_setopt_array($ch, [
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_CONNECTTIMEOUT => 8,
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CURLOPT_TIMEOUT => 12,
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CURLOPT_SSL_VERIFYPEER => false,
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CURLOPT_SSL_VERIFYHOST => false,
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CURLOPT_USERAGENT => 'PictureProxy/1.0',
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]);
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$body = curl_exec($ch);
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$err = curl_error($ch);
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curl_close($ch);
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if ($err) { return null; }
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$json = json_decode($body, true);
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return is_array($json) ? $json : null;
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}
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$resp = fetch_json($endpoint);
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$url = '';
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if ($resp && ($resp['code'] ?? 0) == 200) {
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$url = preg_replace('/[`\s]/', '', (string)($resp['data'] ?? ''));
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}
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if (!$url) {
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// 远程失败时，回退到本地随机图片（遍历 pictures/images 下的所有图片）
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$root = __DIR__ . '/../pictures/images';
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$candidates = [];
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if (is_dir($root)) {
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$rii = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($root));
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foreach ($rii as $file) {
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if ($file->isFile()) {
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$ext = strtolower(pathinfo($file->getFilename(), PATHINFO_EXTENSION));
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if (in_array($ext, ['jpg','jpeg','png','gif','webp'])) {
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$rel = str_replace('\\', '/', str_replace($_SERVER['DOCUMENT_ROOT'], '', $file->getPathname()));
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$candidates[] = $rel;
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}
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}
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}
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if (!empty($candidates)) {
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shuffle($candidates);
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$url = $candidates[0];
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$type = 'local';
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}
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}
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// 如果本地也没有，则后备一张 Unsplash 图片
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if (!$url) {
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$url = 'https://images.unsplash.com/photo-1523206489230-c012c4783a90?w=1200&h=800&fit=crop';
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}
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}
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echo json_encode(['url' => $url, 'source' => $type], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
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