Added codegen for httpPlug PHP

lib/codegen/php/http_plug.dart

@@ -0,0 +1,267 @@
+import 'dart:convert';
+import 'package:jinja/jinja.dart' as jj;
+import 'package:apidash/utils/utils.dart'
+    show getValidRequestUri, requestModelToHARJsonRequest;
+import 'package:apidash/models/models.dart' show RequestModel;
+
+class PhpHttpPlugCodeGen {
+  final String kTemplateStart = """
+<?php
+require_once 'vendor/autoload.php';
+
+use Http\\Discovery\\Psr17FactoryDiscovery;
+use Http\\Discovery\\Psr18ClientDiscovery;
+
+""";
+
+  final String kTemplateUri = """
+\$uri = "{{uri}}";
+
+""";
+
+  String kTemplateParams = """
+\$queryParams = [{{params}}];
+\$uri .= '?' . http_build_query(\$queryParams);
+
+""";
+
+  String kTemplateRequestInit = """
+\$request = Psr17FactoryDiscovery::findRequestFactory()->createRequest('{{method}}', \$uri);
+
+""";
+
+  String kTemplateBody = """
+\$body = <<<'EOF'
+{{body}}
+EOF;
+
+""";
+
+  String kTemplateHeaders = """
+\$headers = [{{headers}}];
+foreach (\$headers as \$name => \$value) {
+    \$request = \$request->withHeader(\$name, \$value);
+}
+
+""";
+
+  String kTemplateFormHeaderContentType = '''
+multipart/form-data; boundary={{boundary}}''';
+
+  String kStringRequestBody = """
+\$request = \$request->withBody(Psr17FactoryDiscovery::findStreamFactory()->createStream(\$body));
+
+""";
+
+  final String kStringRequestEnd = """
+\$client = Psr18ClientDiscovery::find();
+\$response = \$client->sendRequest(\$request);
+
+echo \$response->getStatusCode() . " " . \$response->getReasonPhrase() . "\\n";
+echo \$response->getBody();
+
+""";
+
+  String kBoundaryUniqueIdTemplate = """
+\$boundary = "{{boundary}}";
+
+""";
+
+  String kFileClassString = """
+class File
+{
+    public string \$name;
+    public string \$filename;
+    public string \$content;
+
+    function __construct(\$name, \$filename)
+    {
+        \$this->name = \$name;
+        \$this->filename = \$filename;
+        \$available_content = file_get_contents(\$this->filename);
+        \$this->content = \$available_content ? \$available_content : "";
+    }
+}
+
+""";
+
+  String kBuildFormDataFunctionWithoutFilesString = """
+function build_data(\$boundary, \$fields)
+{
+    \$data = '';
+    \$eol = "\\r\\n";
+    \$delimiter = \$boundary;
+
+    foreach (\$fields as \$name => \$content) {
+        \$data .= "--" . \$delimiter . \$eol
+            . 'Content-Disposition: form-data; name="' . \$name . "\\"" . \$eol . \$eol
+            . \$content . \$eol;
+    }
+
+    \$data .= "--" . \$delimiter . "--" . \$eol;
+
+    return \$data;
+}
+
+""";
+
+  String kBuildFormDataFunctionWithFilesString = """
+function build_data_files(\$boundary, \$fields, \$files)
+{
+    \$data = '';
+    \$eol = "\\r\\n";
+    \$delimiter = \$boundary;
+
+    foreach (\$fields as \$name => \$content) {
+        \$data .= "--" . \$delimiter . \$eol
+            . 'Content-Disposition: form-data; name="' . \$name . "\\"" . \$eol . \$eol
+            . \$content . \$eol;
+    }
+
+    foreach (\$files as \$uploaded_file) {
+        if (\$uploaded_file instanceof File) {
+            \$data .= "--" . \$delimiter . \$eol
+                . 'Content-Disposition: form-data; name="' . \$uploaded_file->name . '"; filename="' . \$uploaded_file->filename . '"' . \$eol
+                . 'Content-Transfer-Encoding: binary' . \$eol;
+            \$data .= \$eol;
+            \$data .= \$uploaded_file->content . \$eol;
+        }
+    }
+
+    \$data .= "--" . \$delimiter . "--" . \$eol;
+
+    return \$data;
+}
+
+""";
+
+  String kMultiPartBodyWithFiles = """
+\$body = build_data_files(\$boundary, \$fields, \$files);
+
+""";
+
+  String kMultiPartBodyWithoutFiles = """
+\$body = build_data(\$boundary, \$fields);
+
+""";
+
+  String? getCode(
+    RequestModel requestModel, {
+    String? boundary,
+  }) {
+    try {
+      String result = "";
+      bool hasBody = false;
+      var requestBody = requestModel.requestBody;
+
+
+      var rec = getValidRequestUri(
+        requestModel.url,
+        requestModel.enabledRequestParams,
+      );
+      Uri? uri = rec.$1;
+
+      if (uri != null) {
+        var templateStart = jj.Template(kTemplateStart);
+        result += templateStart.render();
+
+        if (requestModel.hasFileInFormData) {
+          result += kFileClassString;
+        }
+
+        if (requestModel.hasFormData) {
+          result += requestModel.hasFileInFormData
+              ? kBuildFormDataFunctionWithFilesString
+              : kBuildFormDataFunctionWithoutFilesString;
+        }
+
+        var templateUri = jj.Template(kTemplateUri);
+        result += templateUri.render({"uri": requestModel.url.split("?")[0]});
+
+        if (uri.hasQuery) {
+          var params = uri.queryParameters;
+          if (params.isNotEmpty) {
+            var templateParams = jj.Template(kTemplateParams);
+            List<String> queryList = [];
+            for (MapEntry<String, String> entry in params.entries) {
+              String entryStr = "\"${entry.key}\" => \"${entry.value}\"";
+              queryList.add(entryStr);
+            }
+            String paramsString = "\n ${queryList.join(",\n ")}\n";
+            result += templateParams.render({"params": paramsString});
+          }
+        }
+
+        var templateRequestInit = jj.Template(kTemplateRequestInit);
+        result += templateRequestInit
+            .render({"method": requestModel.method.name.toUpperCase()});
+
+        var harJson =
+            requestModelToHARJsonRequest(requestModel, useEnabled: true);
+        var headers = harJson["headers"];
+
+        if (headers.isNotEmpty || requestModel.hasFormData) {
+          var templateHeader = jj.Template(kTemplateHeaders);
+          var m = {};
+          for (var i in headers) {
+            m[i["name"]] = i["value"];
+          }
+
+          if (requestModel.hasFormData) {
+            m['Content-Type'] = "multipart/form-data; boundary=$boundary";
+            var boundaryUniqueIdTemplate =
+                jj.Template(kBoundaryUniqueIdTemplate);
+            result += boundaryUniqueIdTemplate.render({"boundary": boundary});
+
+            var fieldsString = '\$fields = [\n';
+            var filesString = '\$files = [\n';
+            for (var formData in requestModel.formDataMapList) {
+              if (formData['type'] == 'text') {
+                fieldsString +=
+                    ' "${formData['name']}" => "${formData['value']}",\n';
+              } else if (formData['type'] == 'file') {
+                filesString +=
+                    ' new File("${formData['name']}", "${formData['value']}"),\n';
+              }
+            }
+            fieldsString += '];\n';
+            filesString += '];\n';
+            result += fieldsString;
+
+            if (requestModel.hasFileInFormData) {
+              result += filesString;
+              result += kMultiPartBodyWithFiles;
+            } else {
+              result += kMultiPartBodyWithoutFiles;
+            }
+          } else if ((requestModel.hasTextData || requestModel.hasJsonData) && requestBody != null) {
+            var contentLength = utf8.encode(requestBody).length;
+            if (contentLength > 0) {
+              hasBody = true;
+              var templateBody = jj.Template(kTemplateBody);
+              result += templateBody.render({"body": requestBody});
+            }
+          }
+
+          var headersString = '\n';
+          m.forEach((key, value) {
+            headersString += "\t\t\t\t'$key' => '$value', \n";
+          });
+          result += templateHeader.render({
+            "headers": headersString,
+          });
+        }
+
+        if (hasBody || requestModel.hasFormData) {
+          result += kStringRequestBody;
+        }
+
+        result += kStringRequestEnd;
+      }
+
+      return result;
+    } catch (e) {
+      return null;
+    }
+  }
+}