Get file metadata

python/webgme_bindings/webgme_bindings/pluginbase.py

@@ -154,6 +154,18 @@ def create_message(self, node, message, severity='info'):
         """
         return self._send({'name': 'createMessage', 'args': [node, message, severity]})
 
+    def get_file_metadata(self, metadata_hash):
+        """
+        Retrieves the metadata of the file from blob storage.
+
+        :param metadata_hash: the "id" of the file to retrieve.
+        :type metadata_hash: str
+        :returns: The metadata of the file.
+        :rtype: dict
+        :raises JSError: The result of the execution.
+        """
+        return self._send({'name': 'getFileMetadata', 'args': [metadata_hash]})
+
     def get_artifact(self, metadata_hash):
         """
         Retrieves all the files in the artifact from the blob storage.

src/corezmq.js

@@ -753,6 +753,12 @@ function CoreZMQ(project, core, mainLogger, opts) {
                     .then((node) => {
                         plugin[req.name](node, req.args[1], req.args[2]);
                     });
+            case 'getFileMetadata':
+                try {
+                    return plugin.blobClient.getMetadata(req.args[0]);
+                } catch (e) {
+                    return Q.reject(e);
+                }
             case 'getFile':
             case 'getArtifact':
                 try {

src/plugins/PythonFileIO/PythonFileIO/__init__.py

@@ -35,11 +35,16 @@ def main(self):
             self.result_set_success(False)
             self.result_set_error('simple binary content mismatch')
 
+        file_metadata = self.get_file_metadata(bin_hash)
+        logger.info(file_metadata)
+        if file_metadata['name'] != 'heart.png':
+            self.logger.error('issue in file metadata')
+            self.result_set_success(False)
+            self.result_set_error('file metadata mismatch')
+
         arti_hash = self.add_artifact('myArti', {'text.txt':'just because', 'heart.png':binary_content})
         retrieved_content_from_arti = self.get_bin_file(arti_hash,'heart.png')
         if binary_content != retrieved_content_from_arti:
             self.logger.error('issue in complex blob')
             self.result_set_success(False)
             self.result_set_error('embedded binary content mismatch')
-
-