Merge pull request protocolbuffers#3255 from TeBoring/3.3.x-3

Cherry-pick bug fixes for php

Author: TeBoring

php/ext/google/protobuf/def.c

@@ -30,8 +30,8 @@
 
 #include "protobuf.h"
 
-const char* const kReservedNames[] = {"Empty"};
-const int kReservedNamesSize = 1;
+const char* const kReservedNames[] = {"Empty", "ECHO", "ARRAY"};
+const int kReservedNamesSize = 3;
 
 // Forward declare.
 static void descriptor_init_c_instance(Descriptor* intern TSRMLS_DC);

php/ext/google/protobuf/encode_decode.c

@@ -1167,6 +1167,7 @@ static void putrawmsg(MessageHeader* msg, const Descriptor* desc,
        upb_msg_field_next(&i)) {
     upb_fielddef* f = upb_msg_iter_field(&i);
     uint32_t offset = desc->layout->fields[upb_fielddef_index(f)].offset;
+    bool containing_oneof = false;
 
     if (upb_fielddef_containingoneof(f)) {
       uint32_t oneof_case_offset =
@@ -1179,6 +1180,7 @@ static void putrawmsg(MessageHeader* msg, const Descriptor* desc,
       }
       // Otherwise, fall through to the appropriate singular-field handler
       // below.
+      containing_oneof = true;
     }
 
     if (is_map_field(f)) {
@@ -1209,7 +1211,7 @@ static void putrawmsg(MessageHeader* msg, const Descriptor* desc,
 #define T(upbtypeconst, upbtype, ctype, default_value)     \
   case upbtypeconst: {                                     \
     ctype value = DEREF(message_data(msg), offset, ctype); \
-    if (value != default_value) {                          \
+    if (containing_oneof || value != default_value) {      \
       upb_sink_put##upbtype(sink, sel, value);             \
     }                                                      \
   } break;

php/ext/google/protobuf/message.c

@@ -30,7 +30,6 @@
 
 #include <php.h>
 #include <stdlib.h>
-#include <ext/json/php_json.h>
 
 #include "protobuf.h"
 

php/src/Google/Protobuf/Internal/Message.php

@@ -739,6 +739,13 @@ public function serializeToString()
      */
     private function existField($field)
     {
+        $oneof_index = $field->getOneofIndex();
+        if ($oneof_index !== -1) {
+            $oneof = $this->desc->getOneofDecl()[$oneof_index];
+            $oneof_name = $oneof->getName();
+            return $this->$oneof_name->getNumber() === $field->getNumber();
+        }
+
         $getter = $field->getGetter();
         $value = $this->$getter();
         return $value !== $this->defaultValue($field);

php/src/Google/Protobuf/descriptor.php

@@ -236,7 +236,7 @@ function getClassNamePrefix(
         return $prefix;
     }
 
-    $reserved_words = array("Empty");
+    $reserved_words = array("Empty", "ECHO", "ARRAY");
     foreach ($reserved_words as $reserved_word) {
         if ($classname === $reserved_word) {
             if ($file_proto->getPackage() === "google.protobuf") {

php/tests/encode_decode_test.php

@@ -88,6 +88,13 @@ public function testEncodeDecodeOneof()
         $n = new TestMessage();
         $n->mergeFromString($data);
         $this->assertSame(1, $n->getOneofMessage()->getA());
+
+        // Encode default value
+        $m->setOneofEnum(TestEnum::ZERO);
+        $data = $m->serializeToString();
+        $n = new TestMessage();
+        $n->mergeFromString($data);
+        $this->assertSame("oneof_enum", $n->getMyOneof());
     }
 
     public function testPackedEncode()

php/tests/generated_class_test.php

@@ -876,5 +876,6 @@ public function testPrefixForReservedWords()
         $m = new \Foo\TestMessage_Empty();
         $m = new \Foo\PBEmpty();
         $m = new \PrefixEmpty();
+        $m = new \Foo\PBARRAY();
     }
 }

php/tests/memory_leak_test.php

@@ -8,6 +8,7 @@
 require_once('generated/PrefixEmpty.php');
 require_once('generated/PrefixTestPrefix.php');
 require_once('generated/Bar/TestInclude.php');
+require_once('generated/Foo/PBARRAY.php');
 require_once('generated/Foo/PBEmpty.php');
 require_once('generated/Foo/TestEnum.php');
 require_once('generated/Foo/TestIncludePrefixMessage.php');

php/tests/proto/test.proto

@@ -127,6 +127,10 @@ message Empty {
   int32 a = 1;
 }
 
+message ARRAY {
+  int32 a = 1;
+}
+
 message TestPackedMessage {
   repeated int32    repeated_int32    = 90  [packed = true];
   repeated int64    repeated_int64    = 91  [packed = true];

src/google/protobuf/compiler/php/php_generator.cc

@@ -49,8 +49,8 @@ const std::string kDescriptorMetadataFile =
     "GPBMetadata/Google/Protobuf/Internal/Descriptor.php";
 const std::string kDescriptorDirName = "Google/Protobuf/Internal";
 const std::string kDescriptorPackageName = "Google\\Protobuf\\Internal";
-const char* const kReservedNames[] = {"Empty", "ECHO"};
-const int kReservedNamesSize = 2;
+const char* const kReservedNames[] = {"ARRAY", "Empty", "ECHO"};
+const int kReservedNamesSize = 3;
 
 namespace google {
 namespace protobuf {