--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancStone/Sources/Toolbox/OsiriX/IValue.cpp	Wed Oct 21 17:33:17 2020 +0200
@@ -0,0 +1,119 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2020 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#include "ArrayValue.h"
+#include "DictionaryValue.h"
+#include "IntegerValue.h"
+#include "RealValue.h"
+#include "StringValue.h"
+
+#include <OrthancException.h>
+#include <Toolbox.h>
+
+
+namespace OrthancStone
+{
+  namespace OsiriX
+  {
+    IValue* IValue::Parse(const pugi::xml_node& node)
+    {
+      const std::string name(node.name());
+  
+      if (name == "dict")
+      {
+        std::unique_ptr<DictionaryValue> dict(new DictionaryValue);
+
+        for (pugi::xml_node child = node.first_child(); child; child = child.next_sibling())
+        {
+          const std::string name2(child.name());
+
+          if (name2 != "key" ||
+              child.text().get() == NULL)
+          {
+            throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
+          }
+
+          const std::string key(child.text().get());
+
+          child = child.next_sibling();
+          if (!child)
+          {
+            throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
+          }
+
+          dict->SetValue(key, IValue::Parse(child));
+        }
+
+        return dict.release();
+      }
+      else if (name == "array")
+      {
+        std::unique_ptr<ArrayValue> array(new ArrayValue);
+
+        for (pugi::xml_node child = node.first_child(); child; child = child.next_sibling())
+        {
+          array->Append(IValue::Parse(child));
+        }
+    
+        return array.release();
+      }
+      else if (name == "integer")
+      {
+        const std::string s = Orthanc::Toolbox::StripSpaces(node.text().get());
+      
+        try
+        {
+          int64_t value = boost::lexical_cast<int64_t>(s);
+          return new IntegerValue(value);
+        }
+        catch (boost::bad_lexical_cast&)
+        {
+          throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat,
+                                          "Cannot parse an integer: " + s);
+        }
+      }    
+      else if (name == "real")
+      {
+        const std::string s = Orthanc::Toolbox::StripSpaces(node.text().get());
+
+        try
+        {
+          double value = boost::lexical_cast<double>(s);
+          return new RealValue(value);
+        }
+        catch (boost::bad_lexical_cast&)
+        {
+          throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat,
+                                          "Cannot parse a real number: " + s);
+        }
+      }    
+      else if (name == "string")
+      {
+        return new StringValue(node.text().get());
+      }
+      else
+      {
+        throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat,
+                                        "Unknown XML element: " + name);
+      }
+    }
+  }
+}