71 lines
2.4 KiB
PHP
71 lines
2.4 KiB
PHP
<?php
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/**
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* article/data.php —— 文章库 JSON 数据接口
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* data.php?mode=list 文章元数据列表（按分区分组，含分区名）
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* data.php?mode=content&id=N 单篇文章完整数据（含 markdown 正文）
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* 说明：仅返回前台可见（enabled=1）文章；隐文不对外。
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*/
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require_once dirname(__DIR__) . '/includes/db.php';
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header('Content-Type: application/json; charset=utf-8');
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header('Cache-Control: no-store');
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$pdo = db();
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function json_out(array $data): void
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{
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echo json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
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exit;
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}
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$mode = (string)($_GET['mode'] ?? 'list');
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if ($mode === 'content') {
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$id = (int)($_GET['id'] ?? 0);
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if ($id <= 0) {
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json_out(['ok' => false, 'msg' => '缺少文章 id']);
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}
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$st = $pdo->prepare('SELECT id, part, title, summary, markdown, pinned, created_at, updated_at
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FROM articles WHERE id = ? AND enabled = 1 LIMIT 1');
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$st->execute([$id]);
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$row = $st->fetch();
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if (!$row) {
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json_out(['ok' => false, 'msg' => '文章不存在或已隐藏']);
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}
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json_out(['ok' => true, 'article' => $row]);
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}
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// ---- 默认：list 分组元数据（分区顺序取各分区首篇 id 序；分区内置顶 → sort → id） ----
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$rows = $pdo->query('SELECT id, part, title, summary, pinned, sort, created_at, updated_at
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FROM articles WHERE enabled = 1 ORDER BY id ASC')->fetchAll();
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$parts = [];
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if ($rows) {
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$partOrder = [];
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$byPart = [];
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foreach ($rows as $r) {
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$part = trim((string)$r['part']);
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if ($part === '') {
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$part = '未分类';
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}
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if (!isset($byPart[$part])) {
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$byPart[$part] = [];
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$partOrder[] = $part;
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}
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$byPart[$part][] = $r;
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}
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foreach ($partOrder as $part) {
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$items = $byPart[$part];
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usort($items, static function (array $a, array $b): int {
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if ((int)$a['pinned'] !== (int)$b['pinned']) {
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return (int)$b['pinned'] - (int)$a['pinned'];
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}
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if ((int)$a['sort'] !== (int)$b['sort']) {
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return (int)$a['sort'] <=> (int)$b['sort'];
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}
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return (int)$a['id'] <=> (int)$b['id'];
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});
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$parts[] = ['part' => $part, 'articles' => $items];
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}
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}
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json_out(['ok' => true, 'parts' => $parts]);
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