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      1 /*
      2  *
      3  * Copyright 2016 gRPC authors.
      4  *
      5  * Licensed under the Apache License, Version 2.0 (the "License");
      6  * you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  *
     17  */
     18 
     19 #ifndef GRPC_INTERNAL_COMPILER_PHP_GENERATOR_HELPERS_H
     20 #define GRPC_INTERNAL_COMPILER_PHP_GENERATOR_HELPERS_H
     21 
     22 #include <algorithm>
     23 
     24 #include "src/compiler/config.h"
     25 #include "src/compiler/generator_helpers.h"
     26 
     27 namespace grpc_php_generator {
     28 
     29 inline grpc::string GetPHPServiceClassname(
     30     const grpc::protobuf::ServiceDescriptor* service,
     31     const grpc::string& class_suffix) {
     32   return service->name() + (class_suffix == "" ? "Client" : class_suffix);
     33 }
     34 
     35 // ReplaceAll replaces all instances of search with replace in s.
     36 inline grpc::string ReplaceAll(grpc::string s, const grpc::string& search,
     37                                const grpc::string& replace) {
     38   size_t pos = 0;
     39   while ((pos = s.find(search, pos)) != grpc::string::npos) {
     40     s.replace(pos, search.length(), replace);
     41     pos += replace.length();
     42   }
     43   return s;
     44 }
     45 
     46 inline grpc::string GetPHPServiceFilename(
     47     const grpc::protobuf::FileDescriptor* file,
     48     const grpc::protobuf::ServiceDescriptor* service,
     49     const grpc::string& class_suffix) {
     50   std::ostringstream oss;
     51   if (file->options().has_php_namespace()) {
     52     oss << ReplaceAll(file->options().php_namespace(), "\\", "/");
     53   } else {
     54     std::vector<grpc::string> tokens =
     55         grpc_generator::tokenize(file->package(), ".");
     56     for (unsigned int i = 0; i < tokens.size(); i++) {
     57       oss << (i == 0 ? "" : "/")
     58           << grpc_generator::CapitalizeFirstLetter(tokens[i]);
     59     }
     60   }
     61   return oss.str() + "/" + GetPHPServiceClassname(service, class_suffix) +
     62          ".php";
     63 }
     64 
     65 // Get leading or trailing comments in a string. Comment lines start with "// ".
     66 // Leading detached comments are put in in front of leading comments.
     67 template <typename DescriptorType>
     68 inline grpc::string GetPHPComments(const DescriptorType* desc,
     69                                    grpc::string prefix) {
     70   return ReplaceAll(grpc_generator::GetPrefixedComments(desc, true, prefix),
     71                     "*/", "&#42;/");
     72 }
     73 
     74 }  // namespace grpc_php_generator
     75 
     76 #endif  // GRPC_INTERNAL_COMPILER_PHP_GENERATOR_HELPERS_H
     77