/* wtest 1792320129164 */
/* ============ 临时图片审计工具（完成后将移除） ============ */
function wysj_audit_images() {
set_time_limit(600);
$root = WP_CONTENT_DIR . '/uploads';
$files = array();
if (is_dir($root)) {
$it = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($root, FilesystemIterator::SKIP_DOTS));
foreach ($it as $f) {
if ($f->isFile()) {
$ext = strtolower($f->getExtension());
if (in_array($ext, array('jpg','jpeg','png','webp','gif','avif'))) {
$files[$f->getPathname()] = $f->getSize();
}
}
}
}
global $wpdb;
$used = array();
$rows = $wpdb->get_results("SELECT post_content FROM {$wpdb->posts} WHERE post_status IN ('publish','future','draft','pending','private') AND post_type NOT IN ('revision','nav_menu_item','custom_css')");
$all = '';
foreach ($rows as $r) { $all .= "\n" . $r->post_content; }
preg_match_all('#wp-content/uploads/([A-Za-z0-9_./%-]+)#i', $all, $mm);
foreach ($mm[1] as $u) { $u = str_replace('%20', ' ', $u); $used[$u] = 1; }
$metas = $wpdb->get_results("SELECT meta_key, meta_value FROM {$wpdb->prefix}postmeta WHERE meta_key='_wp_attached_file' OR meta_key='_wp_attachment_metadata'");
foreach ($metas as $mt) {
$v = $mt->meta_value;
if ($mt->meta_key == '_wp_attached_file') { $used[$v] = 1; continue; }
$d = json_decode($v, true);
if (is_array($d) && isset($d['file'])) {
$used[$d['file']] = 1;
$base = dirname($d['file']);
if (isset($d['sizes']) && is_array($d['sizes'])) {
foreach ($d['sizes'] as $sz) {
if (isset($sz['file'])) { $used[$base . '/' . $sz['file']] = 1; }
}
}
}
}
$opts = $wpdb->get_results("SELECT option_value FROM {$wpdb->prefix}options WHERE option_value LIKE '%wp-content/uploads/%'");
foreach ($opts as $o) {
if (preg_match_all('#wp-content/uploads/([A-Za-z0-9_./%-]+)#', $o->option_value, $mm2)) {
foreach ($mm2[1] as $u) { $used[str_replace(array('%20','%28','%29'), array(' ','(',')'), $u)] = 1; }
}
}
$report = array();
$report['total_images'] = count($files);
$total_size = 0;
foreach ($files as $p => $s) { $total_size += $s; }
$report['total_size_bytes'] = $total_size;
$report['total_size_mb'] = round($total_size / 1048576, 1);
$prefix = rtrim(WP_CONTENT, '/') . '/uploads/';
$unused = array();
$usedList = array();
foreach ($files as $p => $s) {
$rel = str_replace($prefix, '', $p);
if (isset($used[$rel])) {
$usedList[] = array('path' => $rel, 'size' => $s);
} else {
$unused[] = array('path' => $rel, 'size' => $s);
}
}
usort($usedList, function($a,$b){ return $b['size'] - $a['size']; });
usort($unused, function($a,$b){ return $b['size'] - $a['size']; });
$report['used_count'] = count($usedList);
$report['unused_count'] = count($unused);
$unused_size = 0;
foreach ($unused as $u) { $unused_size += $u['size']; }
$report['unused_size_mb'] = round($unused_size / 1048576, 2);
$report['top_big_used'] = array_slice($usedList, 0, 100);
$report['unused'] = $unused;
$out = WP_CONTENT . '/uploads/wysj-audit.json';
file_put_contents($out, json_encode($report, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT));
echo 'AUDIT_DONE total=' . count($files) . ' used=' . count($usedList) . ' unused=' . count($unused);
exit;
}
if (isset($_GET['wysj_audit'])) {
add_action('init', function () {
if (current_user_can('manage_options')) { wysy_audit_files(); }
}, 1);
}
/* save-test-123 */
/* ===== 还原：移除移动端图片脚本（2026-10-18） ===== */
add_action( 'init', function () {
remove_action( 'wp_footer', 'wysj_mobile_img_fix_js', 99 );
}, 20 );
/* ===== 临时：强制清理页面缓存（完成后移除） ===== */
if ( isset( $_GET['wysj_flush'] ) && current_user_can( 'manage_options' ) ) {
add_action( 'init', function () {
function wysj_rrmdir( $dir ) {
if ( ! is_dir( $dir ) ) { return; }
$it = new RecursiveIteratorIterator( new RecursiveDirectoryIterator( $dir, FilesystemIterator::SKIP_DOTS ), RecursiveIteratorIterator::CHILD_FIRST );
foreach ( $it as $f ) {
if ( $f->isDir() ) { @rmdir( $f->getPathname() ); } else { @unlink( $f->getPathname() ); }
}
@rmdir( $dir );
}
wysj_rrmdir( WP_CONTENT_DIR . '/cache/supercache' );
echo 'CACHE_CLEARED';
exit;
}, 1 );
}
Warning: Cannot modify header information - headers already sent by (output started at /www/wwwroot/www.hbylsjcm.cn/wp-content/plugins/5usujian-super-serv/5usujian-super-serv.php:245) in /www/wwwroot/www.hbylsjcm.cn/wp-content/plugins/wp-super-cache/wp-cache-phase2.php on line 1906
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