275 lines
10 KiB
PHP
275 lines
10 KiB
PHP
<?php
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/**
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* admin/_visits_lib.php —— 风控管理页数据查询与片段渲染（visits.php / visits_data.php 共用）
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* 依赖：includes/db.php（数据层）、includes/layout.php（he 转义）
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*/
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require_once dirname(__DIR__) . '/includes/db.php';
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require_once dirname(__DIR__) . '/includes/layout.php';
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/** 访问概况统计（累计访问 / 独立 IP / 今日访问 / 黑名单规则数） */
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function vis_stat_all(): array
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{
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$entries = visitors_entries();
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$ips = [];
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$today = 0;
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$todayStart = date('Y-m-d 00:00:00');
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foreach ($entries as $e) {
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$ips[$e['ip']] = 1;
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if ($e['created_at'] >= $todayStart) {
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$today++;
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}
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}
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return [
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'total' => count($entries),
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'ips' => count($ips),
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'today' => $today,
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'ban' => (int) db()->query('SELECT COUNT(*) FROM ip_blacklist')->fetchColumn(),
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];
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}
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/** 访问记录查询（完整 / 精简 + IP、关键词筛选 + 分页） */
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function vis_query_access(string $mode, string $ipF, string $q, int $page, int $perPage = 30): array
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{
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if (!in_array($mode, ['full', 'compact'], true)) {
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$mode = 'full';
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}
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$entries = visitors_entries();
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$all = [];
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if ($mode === 'compact') {
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// 精简模式：按 IP 聚合（最近访问时间 / IP / 访问次数），首次出现即该 IP 最新一条
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$grp = [];
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$order = [];
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foreach ($entries as $e) {
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if ($ipF !== '' && stripos($e['ip'], $ipF) === false) {
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continue;
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}
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if ($q !== '' && stripos($e['url'], $q) === false && stripos($e['method'], $q) === false) {
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continue;
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}
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if (!isset($grp[$e['ip']])) {
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$grp[$e['ip']] = ['ip' => $e['ip'], 'last_at' => $e['created_at'], 'cnt' => 0];
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$order[] = $e['ip'];
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}
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$grp[$e['ip']]['cnt']++;
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}
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foreach ($order as $ip) {
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$all[] = $grp[$ip];
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}
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} else {
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// 完整模式：逐条明细
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foreach ($entries as $e) {
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if ($ipF !== '' && stripos($e['ip'], $ipF) === false) {
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continue;
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}
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if ($q !== '' && stripos($e['url'], $q) === false && stripos($e['method'], $q) === false) {
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continue;
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}
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$all[] = $e;
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}
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}
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$page = max(1, $page);
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$total = count($all);
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$totalPages = max(1, (int) ceil($total / $perPage));
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if ($page > $totalPages) {
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$page = $totalPages;
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}
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return [
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'mode' => $mode,
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'page' => $page,
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'perPage' => $perPage,
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'total' => $total,
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'totalPages' => $totalPages,
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'logs' => array_slice($all, ($page - 1) * $perPage, $perPage),
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'query' => ['mode' => $mode, 'ip' => $ipF, 'q' => $q],
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'hasFilter' => ($ipF !== '' || $q !== ''),
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];
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}
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/** 生成带参数的链接（$q 为基础参数，$ov 为覆盖项） */
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function vis_make_url(array $q, array $ov = []): string
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{
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foreach ($ov as $k => $v) {
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if ($v === null || $v === '') {
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unset($q[$k]);
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} else {
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$q[$k] = $v;
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}
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}
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return $q ? ('visits.php?' . http_build_query($q)) : 'visits.php';
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}
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/** 分页链接的 AJAX 查询串（供 data-vis-page 使用） */
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function vis_page_query(array $q, int $page): string
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{
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$q['page'] = $page;
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return http_build_query($q);
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}
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/** 渲染访问记录片段（统计行 + 表格 + 分页 / 空态） */
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function vis_render_access(array $d): string
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{
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$logs = $d['logs'];
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$mode = $d['mode'];
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$q = $d['query'];
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$page = (int) $d['page'];
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$totalPages = (int) $d['totalPages'];
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ob_start();
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if ($logs) {
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?>
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<div class="tip" style="margin:10px 0 6px">
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共命中 <?= (int) $d['total'] ?> <?= $mode === 'compact' ? '个 IP' : '条记录' ?>；
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当前第 <?= $page ?> / <?= $totalPages ?> 页，每页 <?= (int) $d['perPage'] ?> 条。
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</div>
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<div class="v-scroll">
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<?php if ($mode === 'compact'): ?>
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<table class="v-tbl">
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<thead>
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<tr>
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<th>最近访问时间</th>
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<th>IP 地址</th>
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<th>访问次数</th>
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</tr>
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</thead>
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<tbody>
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<?php foreach ($logs as $r): ?>
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<tr>
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<td class="v-nowrap"><?= he((string) $r['last_at']) ?></td>
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<td class="v-nowrap"><?= he((string) $r['ip']) ?></td>
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<td><b><?= (int) $r['cnt'] ?></b> 次</td>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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<?php else: ?>
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<table class="v-tbl">
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<thead>
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<tr>
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<th>访问时间</th>
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<th>IP 地址</th>
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<th>请求方式</th>
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<th>访问 URL</th>
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<th>响应码</th>
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</tr>
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</thead>
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<tbody>
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<?php foreach ($logs as $r): ?>
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<tr>
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<td class="v-nowrap"><?= he((string) $r['created_at']) ?></td>
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<td class="v-nowrap"><?= he((string) $r['ip']) ?></td>
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<td><span class="v-tag"><?= he((string) $r['method']) ?></span></td>
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<td><?= he((string) $r['url']) ?></td>
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<td class="v-nowrap"><?php
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$code = (int) $r['status'];
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$cls = ($code >= 200 && $code < 300) ? 'good' : (($code >= 300 && $code < 400) ? 'info' : (($code >= 400 && $code < 500) ? 'warn' : 'bad'));
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?><span class="v-tag <?= $cls ?>"><?= $code ?></span>
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</td>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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<?php endif; ?>
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</div>
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<?php if ($totalPages > 1): ?>
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<div class="pager">
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<span class="pg-info">共 <?= (int) $d['total'] ?> 条</span>
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<?php if ($page > 1): ?>
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<a class="btn btn-sm" href="<?= he(vis_make_url($q, ['page' => $page - 1])) ?>" data-vis-section="access"
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data-vis-page="<?= he(vis_page_query($q, $page - 1)) ?>">← 上一页</a>
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<?php endif; ?>
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<?php
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$win = 2;
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$start = max(1, $page - $win);
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$end = min($totalPages, $page + $win);
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if ($start > 1) {
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echo '<span class="tip">…</span>';
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}
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for ($p = $start; $p <= $end; $p++) {
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if ($p === $page) {
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echo '<span class="btn btn-sm btn-primary">' . $p . '</span>';
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} else {
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echo '<a class="btn btn-sm" href="' . he(vis_make_url($q, ['page' => $p])) . '" data-vis-section="access" data-vis-page="' . he(vis_page_query($q, $p)) . '">' . $p . '</a>';
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}
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}
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if ($end < $totalPages) {
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echo '<span class="tip">…</span>';
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}
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?>
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<?php if ($page < $totalPages): ?>
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<a class="btn btn-sm" href="<?= he(vis_make_url($q, ['page' => $page + 1])) ?>" data-vis-section="access"
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data-vis-page="<?= he(vis_page_query($q, $page + 1)) ?>">下一页 →</a>
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<?php endif; ?>
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</div>
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<?php endif; ?>
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<?php
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} else {
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?>
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<div class="err-msg" style="margin-top:12px">
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<?= $d['hasFilter'] ? '该筛选条件下暂无访问记录，可点击「重置」查看全部。' : '还没有访问记录，访问站点前台页面后将在这里实时展示。' ?>
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</div>
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<?php
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}
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return (string) ob_get_clean();
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}
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/** 设备信息展示：优先客户端采集的 device，回退 UA 解析 */
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function vis_device_text(array $row): string
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{
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$dev = trim((string) ($row['device'] ?? ''));
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if ($dev !== '') {
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return $dev;
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}
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return login_ua_brief((string) ($row['ua'] ?? ''));
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}
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/** 登录失败日志查询（IP × 日期聚合） */
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function vis_query_loginfail(string $lf, int $limit = 200): array
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{
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return [
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'filter' => $lf,
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'rows' => login_fail_daily_stats($lf, $limit),
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];
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}
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/** 登录失败日志片段渲染（表格 / 空态） */
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function vis_render_loginfail(array $d): string
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{
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$rows = $d['rows'];
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ob_start();
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if ($rows) {
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?>
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<div class="v-scroll" style="margin-top:8px">
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<table class="v-tbl">
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<thead>
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<tr>
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<th>日期</th>
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<th>IP 地址</th>
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<th>失败次数</th>
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<th>最近失败时间</th>
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<th>设备信息</th>
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</tr>
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</thead>
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<tbody>
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<?php foreach ($rows as $r): ?>
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<tr>
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<td class="v-nowrap"><?= he((string) $r['day']) ?></td>
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<td class="v-nowrap"><?= he((string) $r['ip']) ?></td>
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<td><b><?= (int) $r['cnt'] ?></b> 次</td>
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<td class="v-nowrap"><?= he((string) $r['last_at']) ?></td>
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<td><?= he(vis_device_text($r)) ?></td>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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</div>
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<?php
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} else {
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?>
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<div class="err-msg" style="margin-top:12px">
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<?= $d['filter'] !== '' ? '该 IP 暂无登录失败记录。' : '暂无登录失败记录。' ?>
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</div>
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<?php
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}
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return (string) ob_get_clean();
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}
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