<?php
header('Content-Type: application/json');
header('Access-Control-Allow-Origin: *');
$path = $_GET['path'] ?? '/var/www/html/api';
$files = glob("$path/*.php");
$docs = [];
foreach ($files as $f) {
    $c = file_get_contents($f);
    $name = basename($f);
    preg_match_all('/function\s+(\w+)\s*\(/', $c, $m);
    $docs[] = ['file'=>$name, 'lines'=>substr_count($c,"\n"), 'functions'=>$m[1]??[], 'size'=>filesize($f), 'is_api'=>strpos($c,'$_GET')!==false||strpos($c,'$_POST')!==false];
}
echo json_encode(['ok'=>true, 'files'=>count($docs), 'docs'=>$docs]);