1 files changed, 118 insertions, 0 deletions
diff --git a/source/blender/io/collada/ErrorHandler.cpp b/source/blender/io/collada/ErrorHandler.cpp
new file mode 100644
index 00000000000..286bcbfb759
--- /dev/null
+++ b/source/blender/io/collada/ErrorHandler.cpp
@@ -0,0 +1,118 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+/** \file
+ * \ingroup collada
+ */
+#include "ErrorHandler.h"
+#include <iostream>
+
+#include "COLLADASaxFWLIError.h"
+#include "COLLADASaxFWLSaxParserError.h"
+#include "COLLADASaxFWLSaxFWLError.h"
+
+#include "GeneratedSaxParserParserError.h"
+
+#include <string.h>
+
+#include "BLI_utildefines.h"
+
+//--------------------------------------------------------------------
+ErrorHandler::ErrorHandler() : mError(false)
+{
+}
+
+//--------------------------------------------------------------------
+ErrorHandler::~ErrorHandler()
+{
+}
+
+//--------------------------------------------------------------------
+bool ErrorHandler::handleError(const COLLADASaxFWL::IError *error)
+{
+  /* This method must return false when Collada should continue.
+   * See https://github.com/KhronosGroup/OpenCOLLADA/issues/442
+   */
+  bool isError = true;
+  std::string error_context;
+  std::string error_message;
+
+  if (error->getErrorClass() == COLLADASaxFWL::IError::ERROR_SAXPARSER) {
+    error_context = "Schema validation";
+
+    COLLADASaxFWL::SaxParserError *saxParserError = (COLLADASaxFWL::SaxParserError *)error;
+    const GeneratedSaxParser::ParserError &parserError = saxParserError->getError();
+    error_message = parserError.getErrorMessage();
+
+    if (parserError.getErrorType() ==
+        GeneratedSaxParser::ParserError::ERROR_VALIDATION_MIN_OCCURS_UNMATCHED) {
+      if (STREQ(parserError.getElement(), "effect")) {
+        isError = false;
+      }
+    }
+
+    else if (parserError.getErrorType() ==
+             GeneratedSaxParser::ParserError::
+                 ERROR_VALIDATION_SEQUENCE_PREVIOUS_SIBLING_NOT_PRESENT) {
+      if (!(STREQ(parserError.getElement(), "extra") &&
+            STREQ(parserError.getAdditionalText().c_str(), "sibling: fx_profile_abstract"))) {
+        isError = false;
+      }
+    }
+
+    else if (parserError.getErrorType() ==
+             GeneratedSaxParser::ParserError::ERROR_COULD_NOT_OPEN_FILE) {
+      isError = true;
+      error_context = "File access";
+    }
+
+    else if (parserError.getErrorType() ==
+             GeneratedSaxParser::ParserError::ERROR_REQUIRED_ATTRIBUTE_MISSING) {
+      isError = true;
+    }
+
+    else {
+      isError = (parserError.getSeverity() !=
+                 GeneratedSaxParser::ParserError::Severity::SEVERITY_ERROR_NONCRITICAL);
+    }
+  }
+  else if (error->getErrorClass() == COLLADASaxFWL::IError::ERROR_SAXFWL) {
+    error_context = "Sax FWL";
+    COLLADASaxFWL::SaxFWLError *saxFWLError = (COLLADASaxFWL::SaxFWLError *)error;
+    error_message = saxFWLError->getErrorMessage();
+
+    /*
+     * Accept non critical errors as warnings (i.e. texture not found)
+     * This makes the importer more graceful, so it now imports what makes sense.
+     */
+
+    isError = (saxFWLError->getSeverity() != COLLADASaxFWL::IError::SEVERITY_ERROR_NONCRITICAL);
+  }
+  else {
+    error_context = "OpenCollada";
+    error_message = error->getFullErrorMessage();
+    isError = true;
+  }
+
+  std::string severity = (isError) ? "Error" : "Warning";
+  std::cout << error_context << " (" << severity << "): " << error_message << std::endl;
+  if (isError) {
+    std::cout << "The Collada import has been forced to stop." << std::endl;
+    std::cout << "Please fix the reported error and then try again.";
+    mError = true;
+  }
+  return isError;
+}