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418 lines
12 KiB
418 lines
12 KiB
3 years ago
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import 'dart:convert';
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import 'dart:io';
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import 'package:path/path.dart' as p;
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import 'package:spec_templates/method_parameter.dart';
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import 'package:spec_templates/openapi_spec.dart';
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import 'package:xml/xml.dart';
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Future main(final List<String> args) async {
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final tmpDirectory = Directory(p.join(Directory.systemTemp.path, 'nextcloud-harbour'));
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if (!tmpDirectory.existsSync()) {
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tmpDirectory.createSync();
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}
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final path = args[0];
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final isCore = args[1] == 'true';
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final appDirectory = Directory(p.absolute(p.normalize(path)));
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if (!appDirectory.existsSync()) {
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throw Exception('App directory $appDirectory not found');
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}
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late String infoXmlPath;
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if (isCore) {
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infoXmlPath = p.join(
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'specs',
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'templates',
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'appinfo_core.xml',
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);
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} else {
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infoXmlPath = p.join(
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appDirectory.path,
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'appinfo',
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'info.xml',
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);
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}
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final document = XmlDocument.parse(File(infoXmlPath).readAsStringSync());
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final info = document.findElements('info').toList().single;
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final id = info.findElements('id').toList().single.innerText;
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final name = info.findElements('name').toList().single.innerText;
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final summary = info.findElements('summary').toList().single.innerText;
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final version = info.findElements('version').toList().single.innerText;
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final license = info.findElements('licence').toList().single.innerText;
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late String routesPhpPath;
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if (isCore) {
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routesPhpPath = p.join(
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appDirectory.path,
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'routes.php',
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);
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} else {
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routesPhpPath = p.join(
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appDirectory.path,
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'appinfo',
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'routes.php',
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);
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}
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final routesPhpLines = File(routesPhpPath).readAsStringSync().split('\n');
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final reg = RegExp('^(\t| )*\\/\\/', multiLine: true);
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final routesPhpLinesResult = <String>[];
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for (var i = 0; i < routesPhpLines.length; i++) {
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final line = routesPhpLines[i];
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if (!reg.hasMatch(line)) {
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routesPhpLinesResult.add(line);
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}
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}
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var routesPhp = routesPhpLinesResult.join('\n');
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if (routesPhp.contains('registerRoutes')) {
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routesPhp = RegExp(r'registerRoutes\(\$this, (\[[^;]*)\);').firstMatch(routesPhp)!.group(1)!;
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} else if (routesPhp.contains('return [')) {
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routesPhp = RegExp(r'return (\[[^;]*);').firstMatch(routesPhp)!.group(1)!;
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} else {
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throw Exception('Unsupported routes.php format');
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}
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final phpFile = File(p.join(tmpDirectory.path, '$id.php'));
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final resultFile = File(p.join(tmpDirectory.path, '$id.json'));
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phpFile.writeAsStringSync(
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'''
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<?php
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\$fp = fopen('${resultFile.path}', 'w');
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fwrite(\$fp, str_replace("\\/","/",json_encode($routesPhp)));
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fclose(\$fp);
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?>
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''',
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);
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final result = await Process.run('php', [phpFile.path]);
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if (result.exitCode != 0) {
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throw Exception('Failed to run php: ${result.stderr}');
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}
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final routes = json.decode(resultFile.readAsStringSync()) as Map<String, dynamic>;
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final paths = <String, Path>{};
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final hasRoutes = routes.keys.contains('routes');
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final hasOCS = routes.keys.contains('ocs');
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if (!hasRoutes && !hasOCS) {
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throw Exception('One of ocs and routes is required, but only found: "${routes.keys.join('", "')}"');
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}
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final routesBasePath = '${isCore ? '' : '/apps'}/$id';
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final ocsBasePath = '/ocs/v1.php$routesBasePath';
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for (final k in routes.keys) {
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for (final Map<String, dynamic> route in routes[k]) {
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final name = route['name'] as String;
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var url = route['url'] as String;
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// ignore: avoid_dynamic_calls
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final requirements = route['requirements']?.cast<String, String>() as Map<String, String>?;
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if (!url.startsWith('/')) {
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url = '/$url';
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}
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if (url.endsWith('/')) {
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url = url.substring(0, url.length - 1);
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}
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if (hasRoutes && hasOCS) {
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if (k == 'routes') {
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url = '$routesBasePath$url';
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} else if (k == 'ocs') {
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url = '$ocsBasePath$url';
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}
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}
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final verb = route['verb'] as String? ?? 'GET';
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if (name.startsWith('page#') || name.startsWith('admin#')) {
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continue;
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}
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if (verb == 'GET' && url == '/') {
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continue;
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}
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final methodName = _getMethodName(name.split('#')[1]);
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final controllerName = _getControllerName(name.split('#')[0]);
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late String controllerFilePath;
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if (isCore) {
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controllerFilePath = p.join(
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appDirectory.path,
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'Controller',
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'$controllerName.php',
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);
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} else {
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controllerFilePath = p.join(
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appDirectory.path,
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'lib',
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'Controller',
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'$controllerName.php',
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);
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}
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final controllerContent = File(controllerFilePath).readAsStringSync().replaceAll('\n', '');
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if (methodName == 'preflightedCors') {
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continue;
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}
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final reg =
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RegExp('\\/\\*\\*((?:(?!\\/\\*\\*).)*?)\\*\\/(?:(?!\\*\\/).)*?public function $methodName\\(([^\\)]*)\\)');
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final match = reg.allMatches(controllerContent).single;
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final methodParameters = _getMethodParameters(
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controllerName,
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methodName,
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match.group(2)!.split(',').map((final s) => s.trim()).where((final s) => s.isNotEmpty).toList(),
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match
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.group(1)!
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.split('*')
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.map((final s) {
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var r = s.trim();
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while (r.contains(' ')) {
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r = r.replaceAll(' ', ' ');
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}
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return r;
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})
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.where((final s) => s.isNotEmpty && s.startsWith('@param'))
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.toList(),
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);
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final operation = Operation(
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operationID: '${name.replaceAll('#', '-').toLowerCase()}-TODO',
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responses: {
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200: Response(
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description: '',
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content: {
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'application/json': MediaType(
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schema: {
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'type': 'string',
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},
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),
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},
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),
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},
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);
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if (paths[url] == null) {
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final parameterNames = RegExp('{[^}]*}').allMatches(url).map((final m) {
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final t = m.group(0)!;
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return t.substring(1, t.length - 1);
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}).toList();
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final parameters = <Parameter>[];
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for (final parameterName in parameterNames) {
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MethodParameter? parameter;
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for (final methodParameter in methodParameters) {
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if (methodParameter.name == parameterName) {
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parameter = methodParameter;
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break;
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}
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}
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if (parameter == null && (requirements == null || requirements[parameterName] == null)) {
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throw Exception('Could not find parameter for $parameterName in $name');
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}
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parameters.add(
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Parameter(
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name: parameterName,
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in_: 'path',
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required: true,
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description: parameter?.description,
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schema: {
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'type': parameter?.openAPIType ?? 'TODO',
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if (parameter?.defaultValue != null) ...{
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'default': parameter?.defaultValue,
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},
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},
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),
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);
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}
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paths[url] = Path(
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parameters: parameters,
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);
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}
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switch (verb) {
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case 'DELETE':
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paths[url]!.delete = operation;
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break;
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case 'GET':
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paths[url]!.get = operation;
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break;
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case 'POST':
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paths[url]!.post = operation;
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break;
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case 'PUT':
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paths[url]!.put = operation;
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break;
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case 'PATCH':
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paths[url]!.patch = operation;
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break;
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case 'OPTIONS':
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paths[url]!.options = operation;
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break;
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default:
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throw Exception('Unsupported verb: $verb');
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}
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}
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}
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File(
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p.join(
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'specs',
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'templates',
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'$id.json',
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),
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).writeAsStringSync(
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const JsonEncoder.withIndent(' ').convert(
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Spec(
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version: '3.0.3',
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info: Info(
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title: name,
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version: version,
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description: summary,
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license: License(
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name: license,
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),
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),
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servers: [
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Server(
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url:
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'https://{hostname}:{port}${isCore || (hasRoutes && hasOCS) ? '' : hasOCS ? ocsBasePath : routesBasePath}',
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variables: {
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'hostname': ServerVariable(default_: 'localhost'),
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'port': ServerVariable(default_: '8080'),
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},
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)
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],
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security: [
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{'basic_auth': []},
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],
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components: Components(
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securitySchemes: {
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'basic_auth': SecurityScheme(
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type: 'http',
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scheme: 'basic',
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),
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},
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),
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paths: paths,
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).toMap(),
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),
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);
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}
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String _getControllerName(final String name) {
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final result = StringBuffer();
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final parts = name.split('');
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for (var i = 0; i < parts.length; i++) {
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var char = parts[i];
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final prevChar = i > 0 ? parts[i - 1] : null;
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if (char == '_') {
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continue;
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}
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if (i == 0 || prevChar == '_') {
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char = char.toUpperCase();
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}
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result.write(char);
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}
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result.write('Controller');
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return result.toString();
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}
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String _getMethodName(final String name) {
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final result = StringBuffer();
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final parts = name.split('');
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for (var i = 0; i < parts.length; i++) {
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var char = parts[i];
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final prevChar = i > 0 ? parts[i - 1] : null;
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if (char == '_') {
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continue;
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}
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if (prevChar == '_') {
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char = char.toUpperCase();
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}
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result.write(char);
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}
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return result.toString();
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}
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List<MethodParameter> _getMethodParameters(
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final String controllerName,
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final String methodName,
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final List<String> parameters,
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final List<String> docs,
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) {
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var reg = RegExp(r'@param ((?:[a-z|\[\]]+ )?)(\$?)([a-zA-Z_]+)((?: .*)?)');
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final docMatches = <RegExpMatch>[];
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for (final doc in docs) {
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reg.allMatches(doc).forEach(docMatches.add);
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}
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final result = <MethodParameter>[];
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reg = RegExp(r'(\??)((?:[a-z-A-Z]+ )?)\$([a-zA-Z_]+)((?: = .*)?)');
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for (final parameter in parameters) {
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final match = reg.allMatches(parameter).single;
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var nullable = match.group(1)!.isNotEmpty;
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String? type = match.group(2)!.trim();
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if (type.isEmpty) {
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type = null;
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}
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final name = match.group(3)!;
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final defaultValue = match.group(4)!.replaceAll('=', '').trim();
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String? description;
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for (final doc in docMatches) {
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final docName = doc.group(3)!.trim();
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if (docName == name) {
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final docType = doc.group(1)!.trim();
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final docDescription = doc.group(4)!.trim();
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if (docDescription.isNotEmpty) {
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description = docDescription;
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}
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if (type == null && docType.isNotEmpty) {
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final parts = docType.split('|').where((final p) => p.isNotEmpty);
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if (parts.contains('null')) {
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nullable = true;
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}
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final nonNullableParts = parts.where((final p) => p != 'null');
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if (nonNullableParts.length > 1) {
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if (nonNullableParts.contains('string')) {
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// Catch all
|
||
|
|
type = 'string';
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
print(
|
||
|
|
'WARNING: Can not determine reliable type for "$docType" for parameter "$name" of method "$methodName" in controller "$controllerName"',
|
||
|
|
);
|
||
|
|
} else {
|
||
|
|
type = nonNullableParts.single;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
result.add(
|
||
|
|
MethodParameter(
|
||
|
|
type: type,
|
||
|
|
nullable: nullable,
|
||
|
|
name: name,
|
||
|
|
defaultValue: defaultValue.isNotEmpty ? defaultValue : null,
|
||
|
|
description: description,
|
||
|
|
controllerName: controllerName,
|
||
|
|
methodName: methodName,
|
||
|
|
),
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
return result;
|
||
|
|
}
|