[mapguide-commits] r7636 - sandbox/jng/node/Oem/SWIGEx/Source/Modules

[svn_mapguide at osgeo.org]

Author: jng
Date: 2013-06-21 09:09:34 -0700 (Fri, 21 Jun 2013)
New Revision: 7636

Modified:
   sandbox/jng/node/Oem/SWIGEx/Source/Modules/nodejs.cxx
Log:
This submission includes:
 * Codegen for handling byte arrays and checking for byte array arguments. We use the node Buffer class for handling BYTE_ARRAY_OUT and BYTE_ARRAY_IN

Modified: sandbox/jng/node/Oem/SWIGEx/Source/Modules/nodejs.cxx
===================================================================
--- sandbox/jng/node/Oem/SWIGEx/Source/Modules/nodejs.cxx	2013-06-20 15:00:57 UTC (rev 7635)
+++ sandbox/jng/node/Oem/SWIGEx/Source/Modules/nodejs.cxx	2013-06-21 16:09:34 UTC (rev 7636)
@@ -237,6 +237,7 @@
         Swig_banner(m_fOutputFile);
 
         writeToFile("#include <node.h>\n\n\n");
+        writeToFile("#include <node_buffer.h>\n\n\n");
 
         writeToFile("//TODO: Should learn how to process SWIG %module directive instead of hard-coding headers\n");
         writeToFile("#include <map>\n");
@@ -1151,6 +1152,26 @@
                     frag.writeToFragment("}\n");
                 }
             }
+            else if (Strcmp(type, "BYTE_ARRAY_IN") == 0 ||
+                     Strcmp(type, "BYTE_ARRAY_OUT") == 0)
+            {
+                if (bThrowV8Exceptions)
+                {
+                    frag.writeToFragment(NewStringf("if (!node::Buffer::HasInstance(%s[%d])) return v8::ThrowException(v8::Exception::Error(v8::String::New(\"Argument %d (%s: %s) is not a node Buffer\")));\n", ARGS_VAR, argNo, (argNo + 1), name, type));
+                }
+                else
+                {
+                    frag.writeToFragment(NewStringf("if (!node::Buffer::HasInstance(%s[%d]))\n", ARGS_VAR, argNo));
+                    frag.writeToFragment("{\n");
+                    {
+                        Indenter ind(m_indentationLevels);
+                        frag.writeToFragment("MgStringCollection exArgs;\n");
+                        frag.writeToFragment(NewStringf("exArgs.Add(L\"Argument %d (%s: %s) is not a node Buffer\");\n", (argNo + 1), name, type));
+                        frag.writeToFragment(NewStringf("throw new MgInvalidArgumentException(L\"%s\", __LINE__, __WFILE__, NULL, L\"MgFormatInnerExceptionMessage\", &exArgs);\n", callingMethodName.c_str()));
+                    }
+                    frag.writeToFragment("}\n");
+                }
+            }
             else if (Strcmp(type, "STRINGPARAM") == 0)
             {
                 if (bThrowV8Exceptions)
@@ -1247,16 +1268,16 @@
                 //frag.writeToFragment(NewStringf("std::string str%d = args[%d]->ToString();\n", argNo, argNo));
                 //frag.writeToFragment(NewStringf("Ptr<MgByte> bytes%d = new MgByte((BYTE_ARRAY_IN)str%d);\n", argNo, argNo));
                 //frag.writeToFragment(NewStringf("STRING arg%d = MgUtil::MultiByteToWideChar(args[%d]->ToString());\n", argNo, argNo));
-                frag.writeToFragment("//TODO: Case not handled: BYTE_ARRAY_OUT\n");
-                frag.writeToFragment(NewStringf("BYTE_ARRAY_OUT arg%d = NULL;\n", argNo));
+                //frag.writeToFragment("//TODO: Case not handled: BYTE_ARRAY_OUT\n");
+                frag.writeToFragment(NewStringf("BYTE_ARRAY_OUT arg%d = (BYTE_ARRAY_OUT)node::Buffer::Data(%s[%d]->ToObject());\n", argNo, ARGS_VAR, argNo));
             }
             else if (Strcmp(type, "BYTE_ARRAY_IN") == 0)
             {
                 //frag.writeToFragment(NewStringf("std::string str%d = args[%d]->ToString();\n", argNo, argNo));
                 //frag.writeToFragment(NewStringf("Ptr<MgByte> bytes%d = new MgByte((BYTE_ARRAY_IN)str%d);\n", argNo, argNo));
                 //frag.writeToFragment(NewStringf("STRING arg%d = MgUtil::MultiByteToWideChar(args[%d]->ToString());\n", argNo, argNo));
-                frag.writeToFragment("//TODO: Case not handled: BYTE_ARRAY_IN\n");
-                frag.writeToFragment(NewStringf("BYTE_ARRAY_IN arg%d = NULL;\n", argNo));
+                //frag.writeToFragment("//TODO: Case not handled: BYTE_ARRAY_IN\n");
+                frag.writeToFragment(NewStringf("BYTE_ARRAY_IN arg%d = (BYTE_ARRAY_IN)node::Buffer::Data(%s[%d]->ToObject());\n", argNo, ARGS_VAR, argNo));
             }
             else if (Strcmp(type, "STRINGPARAM") == 0)
             {