intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 196 insertions, 0 deletions

diff --git a/contrib/libs/grpc/src/compiler/php_generator.cc b/contrib/libs/grpc/src/compiler/php_generator.cc
new file mode 100644
index 00000000000..b35d3f2a02e
--- /dev/null
+++ b/contrib/libs/grpc/src/compiler/php_generator.cc
@@ -0,0 +1,196 @@
+/*
+ *
+ * Copyright 2016 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <map>
+
+#include <google/protobuf/compiler/php/php_generator.h>
+#include "src/compiler/config.h"
+#include "src/compiler/generator_helpers.h"
+#include "src/compiler/php_generator_helpers.h"
+
+using google::protobuf::compiler::php::GeneratedClassName;
+using grpc::protobuf::Descriptor;
+using grpc::protobuf::FileDescriptor;
+using grpc::protobuf::MethodDescriptor;
+using grpc::protobuf::ServiceDescriptor;
+using grpc::protobuf::io::Printer;
+using grpc::protobuf::io::StringOutputStream;
+using std::map;
+
+namespace grpc_php_generator {
+namespace {
+
+TString ConvertToPhpNamespace(const TString& name) {
+  std::vector<TString> tokens = grpc_generator::tokenize(name, ".");
+  std::ostringstream oss;
+  for (unsigned int i = 0; i < tokens.size(); i++) {
+    oss << (i == 0 ? "" : "\\")
+        << grpc_generator::CapitalizeFirstLetter(tokens[i]);
+  }
+  return oss.str();
+}
+
+TString PackageName(const FileDescriptor* file) {
+  if (file->options().has_php_namespace()) {
+    return file->options().php_namespace();
+  } else {
+    return ConvertToPhpNamespace(file->package());
+  }
+}
+
+TString MessageIdentifierName(const TString& name,
+                                  const FileDescriptor* file) {
+  std::vector<TString> tokens = grpc_generator::tokenize(name, ".");
+  std::ostringstream oss;
+  if (PackageName(file) != "") {
+    oss << PackageName(file) << "\\";
+  }
+  oss << grpc_generator::CapitalizeFirstLetter(tokens[tokens.size() - 1]);
+  return oss.str();
+}
+
+void PrintMethod(const MethodDescriptor* method, Printer* out) {
+  const Descriptor* input_type = method->input_type();
+  const Descriptor* output_type = method->output_type();
+  map<TString, TString> vars;
+  vars["service_name"] = method->service()->full_name();
+  vars["name"] = method->name();
+  vars["input_type_id"] =
+      MessageIdentifierName(GeneratedClassName(input_type), input_type->file());
+  vars["output_type_id"] = MessageIdentifierName(
+      GeneratedClassName(output_type), output_type->file());
+
+  out->Print("/**\n");
+  out->Print(GetPHPComments(method, " *").c_str());
+  if (method->client_streaming()) {
+    if (method->server_streaming()) {
+      vars["return_type_id"] = "\\Grpc\\BidiStreamingCall";
+    } else {
+      vars["return_type_id"] = "\\Grpc\\ClientStreamingCall";
+    }
+    out->Print(vars,
+               " * @param array $$metadata metadata\n"
+               " * @param array $$options call options\n"
+               " * @return $return_type_id$\n */\n"
+               "public function $name$($$metadata = [], "
+               "$$options = []) {\n");
+    out->Indent();
+    out->Indent();
+    if (method->server_streaming()) {
+      out->Print("return $$this->_bidiRequest(");
+    } else {
+      out->Print("return $$this->_clientStreamRequest(");
+    }
+    out->Print(vars,
+               "'/$service_name$/$name$',\n"
+               "['\\$output_type_id$','decode'],\n"
+               "$$metadata, $$options);\n");
+  } else {
+    if (method->server_streaming()) {
+      vars["return_type_id"] = "\\Grpc\\ServerStreamingCall";
+    } else {
+      vars["return_type_id"] = "\\Grpc\\UnaryCall";
+    }
+    out->Print(vars,
+               " * @param \\$input_type_id$ $$argument input argument\n"
+               " * @param array $$metadata metadata\n"
+               " * @param array $$options call options\n"
+               " * @return $return_type_id$\n */\n"
+               "public function $name$(\\$input_type_id$ $$argument,\n"
+               "  $$metadata = [], $$options = []) {\n");
+    out->Indent();
+    out->Indent();
+    if (method->server_streaming()) {
+      out->Print("return $$this->_serverStreamRequest(");
+    } else {
+      out->Print("return $$this->_simpleRequest(");
+    }
+    out->Print(vars,
+               "'/$service_name$/$name$',\n"
+               "$$argument,\n"
+               "['\\$output_type_id$', 'decode'],\n"
+               "$$metadata, $$options);\n");
+  }
+  out->Outdent();
+  out->Outdent();
+  out->Print("}\n\n");
+}
+
+// Prints out the service descriptor object
+void PrintService(const ServiceDescriptor* service,
+                  const TString& class_suffix, Printer* out) {
+  map<TString, TString> vars;
+  out->Print("/**\n");
+  out->Print(GetPHPComments(service, " *").c_str());
+  out->Print(" */\n");
+  vars["name"] = GetPHPServiceClassname(service, class_suffix);
+  out->Print(vars, "class $name$ extends \\Grpc\\BaseStub {\n\n");
+  out->Indent();
+  out->Indent();
+  out->Print(
+      "/**\n * @param string $$hostname hostname\n"
+      " * @param array $$opts channel options\n"
+      " * @param \\Grpc\\Channel $$channel (optional) re-use channel "
+      "object\n */\n"
+      "public function __construct($$hostname, $$opts, "
+      "$$channel = null) {\n");
+  out->Indent();
+  out->Indent();
+  out->Print("parent::__construct($$hostname, $$opts, $$channel);\n");
+  out->Outdent();
+  out->Outdent();
+  out->Print("}\n\n");
+  for (int i = 0; i < service->method_count(); i++) {
+    TString method_name =
+        grpc_generator::LowercaseFirstLetter(service->method(i)->name());
+    PrintMethod(service->method(i), out);
+  }
+  out->Outdent();
+  out->Outdent();
+  out->Print("}\n");
+}
+}  // namespace
+
+TString GenerateFile(const FileDescriptor* file,
+                         const ServiceDescriptor* service,
+                         const TString& class_suffix) {
+  TString output;
+  {
+    StringOutputStream output_stream(&output);
+    Printer out(&output_stream, '$');
+
+    out.Print("<?php\n");
+    out.Print("// GENERATED CODE -- DO NOT EDIT!\n\n");
+
+    TString leading_comments = GetPHPComments(file, "//");
+    if (!leading_comments.empty()) {
+      out.Print("// Original file comments:\n");
+      out.PrintRaw(leading_comments.c_str());
+    }
+
+    map<TString, TString> vars;
+    TString php_namespace = PackageName(file);
+    vars["package"] = php_namespace;
+    out.Print(vars, "namespace $package$;\n\n");
+
+    PrintService(service, class_suffix, &out);
+  }
+  return output;
+}
+
+}  // namespace grpc_php_generator