Files
SimpleNav/admin/actions.php
T
laoyang 853e4dd7c6 feat: 图标策略升级 + 引擎显隐就地切换 + 前后台一致性;界面美化
按反馈逐条处理:

① 界面美化
- 前台重做:品牌区(logo + 站名 + 副标题)、胶囊式引擎切换、圆角卡片与
  悬停浮起、聚焦光晕、合集标签页淡入动画;版心改为 shell 变量
  (--pad-x = max(gutter, (100% - wrap)/2)),与顶栏左右边缘严格对齐。
- 后台:表格窄屏可横向滚动、状态胶囊、自定义徽章、图标预览框。

② 自动更新图标质量差 + 允许自定义图标
- 抓取改为阶梯择优:manifest 512/192 → apple-touch-icon → <link rel=icon>
  (按 sizes 降序,SVG 视为最高清)→ 第三方聚合服务(favicon.yandex.net
  实测 100% 可用;icon.horse 可达时最高 256px)→ 站点自身 /favicon.ico。
- 逐个候选实测像素,达到 120px 即停;候选上限 8 个 + 10s 总预算,避免超时。
- 用 GD 只缩不放,统一存成 128×128 PNG;识别并丢弃第三方服务的
  「灰底字母」占位块。
- 新增 sites.icon_custom 列(带幂等迁移):可上传图标或填图标地址;
  一旦自定义,「全部更新」只刷新名称、跳过图标。

③ 后台引擎「可见/不可见」不好用
- 小图标换成内联 SVG(原来用 emoji,跨字体显示成方块)。
- 切换改为 AJAX 原地生效 + 状态胶囊同步,不再点一下就跳页;
  所有切换/移动表单都带 p 参数,无 JS 时也能正确回到当前页。
- 修掉一个隐蔽的成因:本站此前完全不发 Cache-Control/Expires/ETag,
  浏览器只能自行猜测缓存策略,导致「改完刷新还是旧的」。现在所有动态页
  统一发 no-store/no-cache。

④ deploy/ 与 data/ 误入版本库
- 两目录整目录忽略,部署脚本移出仓库(存 _tooling/),已 git rm --cached。
  (历史提交里仍含这些文件,如需彻底抹除需 git filter-repo,待确认。)

附带修复(线上实测驱动)
- 服务器侧页面缓存:宝塔「网站加速」Apache(mod_lua) 版是一层基于 memcached
  的 30 秒整页缓存,且**读不到 FastCGI 返回的 Cache-Control**,所以 no-store
  挡不住它;唯一信号是请求 cookie X_CACHE=1。已在根 .htaccess 用
  RequestHeader 在请求侧注入该标记(实测任何访客均 X-Cache: MISS),
  PHP 侧另发一颗 cookie 作为 Nginx 环境的兜底(BYPASS_PAGE_CACHE 开关)。
- 静态资源改为「长缓存 + 版本号」:asset()/icon_src() 拼 mtime+size,
  assets/.htaccess 与根 .htaccess 给出 max-age=31536000 immutable。
- 修 absolutize() 未还原 JSON 转义 \/ 导致部分图标 URL 抓不下来的问题。
- 修部署脚本 md5sum 在 Git Bash 下输出 "hash *path" 导致 38 项假「缺失文件」。
2026-09-28 16:43:10 +08:00

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<?php
/**
* 简航 SimpleNav —— 后台操作处理(全部 POST + CSRF)
* 支持 AJAX:请求带 ajax=1 时返回 JSON(用于列表内原地切换显隐/排序)。
*/
declare(strict_types=1);
require_once __DIR__ . '/_auth.php';
require_login();
send_no_cache();
$isAjax = !empty($_POST['ajax']);
if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
header('Location: ' . url('admin/'));
exit;
}
csrf_check();
$pdo = db();
$action = (string)($_POST['action'] ?? '');
$back = 'admin/';
if (!empty($_POST['p'])) {
$back = 'admin/?p=' . preg_replace('/[^a-z]/', '', (string)$_POST['p']);
}
function flash(string $m, string $t = 'ok'): void { $_SESSION['flash'] = ['m' => $m, 't' => $t]; }
function post_id(): int { return (int)($_POST['id'] ?? 0); }
/** AJAX 直出 JSON 并结束 */
function json_out(array $data): void
{
header('Content-Type: application/json; charset=utf-8');
echo json_encode($data, JSON_UNESCAPED_UNICODE);
exit;
}
/** 读取某表单状态字段的当前值(用于把最新状态回给前端) */
function state_of(string $table, int $id, string $col): int
{
$st = db()->prepare("SELECT {$col} FROM {$table} WHERE id=?");
$st->execute([$id]);
return (int)$st->fetchColumn();
}
$ajax = null; // 需要在 AJAX 模式下返回的附加数据
try {
switch ($action) {
/* ---------- 网站 ---------- */
case 'site_save': {
$id = post_id();
$gid = (int)($_POST['group_id'] ?? 0);
$url = norm_url((string)($_POST['url'] ?? ''));
$name = trim((string)($_POST['name'] ?? ''));
$short = trim((string)($_POST['short_name'] ?? ''));
$visible = isset($_POST['is_visible']) ? 1 : 0;
if ($url === '' || $gid <= 0) {
flash('网址和板块不能为空', 'err');
break;
}
$domain = domain_of($url);
// ---- 图标 ----
// icon_auto 勾选 = 允许「全部更新」自动刷新图标(icon_custom=0)
// 取消勾选 / 上传文件 / 给地址 = 自定义固定(icon_custom=1)
$iconAuto = isset($_POST['icon_auto']);
$custom = $iconAuto ? 0 : 1;
$iconFile = trim((string)($_POST['icon'] ?? ''));
$uploaded = !empty($_FILES['icon_file']['tmp_name']) && is_uploaded_file((string)$_FILES['icon_file']['tmp_name']);
if ($uploaded) {
$bin = (string)@file_get_contents((string)$_FILES['icon_file']['tmp_name']);
if ($bin === '' || strlen($bin) > 2 * 1024 * 1024) {
flash('图标文件过大或为空(限 2MB)', 'err');
} else {
$new = save_custom_icon($bin, $domain);
if ($new !== '') {
$iconFile = $new;
$custom = 1;
} else {
flash('图标文件无法解析,请换一张(PNG / JPG / SVG,建议正方形)', 'err');
}
}
} else {
$iconUrl = trim((string)($_POST['icon_url'] ?? ''));
if ($iconUrl !== '') {
$new = download_best_icon([norm_url($iconUrl)], $domain, 1);
if ($new !== '') {
$iconFile = $new;
$custom = 1;
} else {
flash('自定义图标地址下载失败,请检查地址是否可直接访问', 'err');
}
}
}
// 网址换了但没换图标:清掉旧图标,避免张冠李戴
if ($iconFile !== '' && $custom === 0 && !is_file(ICON_PATH . '/' . $iconFile)) {
$iconFile = '';
}
$now = date('Y-m-d H:i:s');
if ($id > 0) {
$st = $pdo->prepare('UPDATE sites SET group_id=?, url=?, name=?, short_name=?, icon=?, icon_custom=?, is_visible=?, updated_at=? WHERE id=?');
$st->execute([$gid, $url, $name, $short, $iconFile, $custom, $visible, $now, $id]);
flash($custom ? '已保存(图标已锁定,不再自动更新)' : '已保存网站');
} else {
$max = (int)$pdo->query('SELECT COALESCE(MAX(sort_order),0)+1 FROM sites WHERE group_id=' . $gid)->fetchColumn();
$st = $pdo->prepare('INSERT INTO sites (group_id,url,name,short_name,icon,icon_custom,sort_order,is_visible,created_at,updated_at) VALUES (?,?,?,?,?,?,?,?,?,?)');
$st->execute([$gid, $url, $name, $short, $iconFile, $custom, $max, $visible, $now, $now]);
flash($custom ? '已添加网站(图标已锁定,不再自动更新)' : '已添加网站');
}
break;
}
case 'site_delete': {
$pdo->prepare('DELETE FROM sites WHERE id=?')->execute([post_id()]);
flash('已删除网站');
break;
}
case 'site_toggle': {
$id = post_id();
$pdo->prepare('UPDATE sites SET is_visible = 1 - is_visible WHERE id=?')->execute([$id]);
$ajax = ['state' => state_of('sites', $id, 'is_visible')];
flash('已切换显示状态');
break;
}
case 'site_move': {
move_sort('sites', post_id(), (string)($_POST['dir'] ?? 'up'), 'group_id');
break;
}
/* ---------- 板块 ---------- */
case 'group_save': {
$id = post_id();
$name = trim((string)($_POST['name'] ?? ''));
$display = ($_POST['display'] ?? 'grid') === 'tabs' ? 'tabs' : 'grid';
$visible = isset($_POST['is_visible']) ? 1 : 0;
if ($name === '') { flash('板块名称不能为空', 'err'); break; }
if ($id > 0) {
$pdo->prepare('UPDATE groups SET name=?, display=?, is_visible=? WHERE id=?')
->execute([$name, $display, $visible, $id]);
flash('已保存板块');
} else {
$max = (int)$pdo->query('SELECT COALESCE(MAX(sort_order),0)+1 FROM groups')->fetchColumn();
$pdo->prepare('INSERT INTO groups (name,slug,display,sort_order,is_visible) VALUES (?,?,?,?,?)')
->execute([$name, slugify($name), $display, $max, $visible]);
flash('已添加板块');
}
break;
}
case 'group_delete': {
$pdo->prepare('DELETE FROM groups WHERE id=?')->execute([post_id()]);
flash('已删除板块(含其下网站)');
break;
}
case 'group_toggle': {
$id = post_id();
$pdo->prepare('UPDATE groups SET is_visible = 1 - is_visible WHERE id=?')->execute([$id]);
$ajax = ['state' => state_of('groups', $id, 'is_visible')];
flash('已切换显示状态');
break;
}
case 'group_move': {
move_sort('groups', post_id(), (string)($_POST['dir'] ?? 'up'), null);
break;
}
/* ---------- 搜索引擎 ---------- */
case 'engine_save': {
$id = post_id();
$name = trim((string)($_POST['name'] ?? ''));
$slug = preg_replace('/[^a-z0-9\-_]/i', '', (string)($_POST['slug'] ?? ''));
$search = trim((string)($_POST['search_url'] ?? ''));
$param = trim((string)($_POST['param'] ?? 'q'));
$sugUrl = trim((string)($_POST['suggest_url'] ?? ''));
$sugType = preg_replace('/[^a-z0-9_]/i', '', (string)($_POST['suggest_type'] ?? ''));
$color = preg_match('/^#[0-9a-fA-F]{3,8}$/', (string)($_POST['color'] ?? '')) ? $_POST['color'] : '#2F6BF7';
$active = isset($_POST['is_active']) ? 1 : 0;
if ($name === '' || $slug === '' || $search === '') { flash('名称/标识/搜索地址不能为空', 'err'); break; }
if ($id > 0) {
$pdo->prepare('UPDATE engines SET name=?,slug=?,search_url=?,param=?,suggest_url=?,suggest_type=?,color=?,is_active=? WHERE id=?')
->execute([$name, $slug, $search, $param, $sugUrl, $sugType, $color, $active, $id]);
flash('已保存搜索引擎');
} else {
$max = (int)$pdo->query('SELECT COALESCE(MAX(sort_order),0)+1 FROM engines')->fetchColumn();
$pdo->prepare('INSERT INTO engines (name,slug,search_url,param,suggest_url,suggest_type,color,is_active,sort_order) VALUES (?,?,?,?,?,?,?,?,?)')
->execute([$name, $slug, $search, $param, $sugUrl, $sugType, $color, $active, $max]);
flash('已添加搜索引擎');
}
break;
}
case 'engine_delete': {
$pdo->prepare('DELETE FROM engines WHERE id=?')->execute([post_id()]);
flash('已删除搜索引擎');
break;
}
case 'engine_toggle': {
$id = post_id();
$pdo->prepare('UPDATE engines SET is_active = 1 - is_active WHERE id=?')->execute([$id]);
$ajax = ['state' => state_of('engines', $id, 'is_active')];
flash('已切换启用状态');
break;
}
case 'engine_move': {
move_sort('engines', post_id(), (string)($_POST['dir'] ?? 'up'), null);
break;
}
/* ---------- 设置 ---------- */
case 'settings_save': {
$map = [
'site_name' => trim((string)($_POST['site_name'] ?? '')),
'subtitle' => trim((string)($_POST['subtitle'] ?? '')),
'default_engine' => preg_replace('/[^a-z0-9\-_]/i', '', (string)($_POST['default_engine'] ?? '')),
'primary_color' => preg_match('/^#[0-9a-fA-F]{3,8}$/', (string)($_POST['primary_color'] ?? '')) ? $_POST['primary_color'] : '#2F6BF7',
'open_blank' => isset($_POST['open_blank']) ? '1' : '0',
'icon_services' => isset($_POST['icon_services']) ? '1' : '0',
];
$st = $pdo->prepare('INSERT INTO settings (k,v) VALUES (?,?) ON CONFLICT(k) DO UPDATE SET v=excluded.v');
foreach ($map as $k => $v) { $st->execute([$k, $v]); }
flash('设置已保存');
$back = 'admin/?p=settings';
break;
}
case 'password_save': {
$old = (string)($_POST['old_password'] ?? '');
$new = (string)($_POST['new_password'] ?? '');
$u = current_user();
$st = $pdo->prepare('SELECT password_hash FROM users WHERE id=?');
$st->execute([$u['id']]);
$hash = (string)$st->fetchColumn();
if (!password_verify($old, $hash)) { flash('原密码不正确', 'err'); $back = 'admin/?p=settings'; break; }
if (mb_strlen($new) < 4) { flash('新密码至少 4 位', 'err'); $back = 'admin/?p=settings'; break; }
$pdo->prepare('UPDATE users SET password_hash=? WHERE id=?')->execute([password_hash($new, PASSWORD_DEFAULT), $u['id']]);
flash('密码已更新');
$back = 'admin/?p=settings';
break;
}
default:
flash('未知操作', 'err');
}
} catch (Throwable $e) {
if ($isAjax) {
json_out(['ok' => false, 'msg' => $e->getMessage()]);
}
flash('操作失败:' . $e->getMessage(), 'err');
}
if ($isAjax) {
unset($_SESSION['flash']); // AJAX 不产生页面提示,避免下次进后台弹出过期提示
if ($ajax === null) {
json_out(['ok' => false, 'msg' => '该操作不支持 AJAX']);
}
json_out(['ok' => true] + $ajax);
}
header('Location: ' . url($back));
exit;
/** 上/下移动排序(同组内交换 sort_order) */
function move_sort(string $table, int $id, string $dir, ?string $groupCol): void
{
if ($id <= 0) return;
$pdo = db();
$st = $pdo->prepare("SELECT * FROM {$table} WHERE id=?");
$st->execute([$id]);
$cur = $st->fetch();
if (!$cur) return;
$where = $groupCol ? " AND {$groupCol}=" . (int)$cur[$groupCol] : '';
if ($dir === 'up') {
$sql = "SELECT * FROM {$table} WHERE sort_order < ?{$where} ORDER BY sort_order DESC LIMIT 1";
} else {
$sql = "SELECT * FROM {$table} WHERE sort_order > ?{$where} ORDER BY sort_order ASC LIMIT 1";
}
$st2 = $pdo->prepare($sql);
$st2->execute([$cur['sort_order']]);
$nb = $st2->fetch();
if (!$nb) return;
$upd = $pdo->prepare("UPDATE {$table} SET sort_order=? WHERE id=?");
$upd->execute([$nb['sort_order'], $cur['id']]);
$upd->execute([$cur['sort_order'], $nb['id']]);
}