* moved metadata processor to its own module

* improved some comments
* removed defunct utils functions

onionr/static-data/default-plugins/metadataprocessor/info.json

@@ -0,0 +1,5 @@
+{
+    "name" : "metadataprocessor",
+    "version" : "1.0",
+    "author" : "onionr"
+}

onionr/static-data/default-plugins/metadataprocessor/main.py

@@ -0,0 +1,52 @@
+'''
+    Onionr - P2P Anonymous Storage Network
+
+    This processes metadata for Onionr blocks
+'''
+'''
+    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 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+'''
+
+# useful libraries
+import logger, config
+import os, sys, json, time, random, shutil, base64, getpass, datetime, re
+from onionrblockapi import Block
+
+plugin_name = 'metadataprocessor'
+
+# event listeners
+
+def on_processBlocks(api):
+    myBlock = api.data['block']
+    blockType = api.data['type']
+    print('blockType is ' + blockType)
+    if blockType == 'userInfo':
+        if myBlock.verifySig():
+            peerName = myBlock.getMetadata('name')
+            try:
+                if len(peerName) > 20:
+                    raise onionrexceptions.InvalidMetdata('Peer name specified is too large')
+            except TypeError:
+                pass
+            except onionrexceptions.InvalidMetadata:
+                pass
+            else:
+                api.get_core().setPeerInfo(signer, 'name', peerName)
+                logger.info('%s is now using the name %s.' % (signer, api.get_utils().escapeAnsi(peerName)))
+
+def on_init(api, data = None):
+
+    pluginapi = api
+
+    return