From f918ae9b9c75b4f3b2d5ae17a3c476e4ce9e2ab3 Mon Sep 17 00:00:00 2001
From: Kevin Froman <beardog@firemail.cc>
Date: Wed, 11 Jul 2018 02:35:22 -0500
Subject: [PATCH] started work on flow plugin

---
 onionr/communicator2.py                       |  1 +
 onionr/core.py                                |  8 +++-
 onionr/onionrutils.py                         |  7 +++
 .../default-plugins/flow/info.json            |  5 ++
 .../static-data/default-plugins/flow/main.py  | 47 +++++++++++++++++++
 5 files changed, 66 insertions(+), 2 deletions(-)
 create mode 100644 onionr/static-data/default-plugins/flow/info.json
 create mode 100644 onionr/static-data/default-plugins/flow/main.py

diff --git a/onionr/communicator2.py b/onionr/communicator2.py
index 3e173646..e97cf242 100755
--- a/onionr/communicator2.py
+++ b/onionr/communicator2.py
@@ -177,6 +177,7 @@ class OnionrCommunicatorDaemon:
                             logger.info('Block passed proof, saving.')
                             self._core.setData(content)
                             self._core.addToBlockDB(blockHash, dataSaved=True)
+                            self._core.utils.processBlockMetadata(blockHash) # caches block metadata values to block database
                         else:
                             logger.warn('POW failed for block ' + blockHash)
                     else:
diff --git a/onionr/core.py b/onionr/core.py
index 133a425c..40f844e4 100644
--- a/onionr/core.py
+++ b/onionr/core.py
@@ -239,6 +239,7 @@ class Core:
             dataSaved    - if the data has been saved for the block
             sig    - optional signature by the author (not optional if author is specified)
             author       - multi-round partial sha3-256 hash of authors public key
+            dateClaimed  - timestamp claimed inside the block, only as trustworthy as the block author is
         '''
         if os.path.exists(self.blockDB):
             raise Exception("Block database already exists")
@@ -252,7 +253,8 @@ class Core:
             dataFound int,
             dataSaved int,
             sig text,
-            author text
+            author text,
+            dateClaimed int
             );
         ''')
         conn.commit()
@@ -658,7 +660,7 @@ class Core:
             sets info associated with a block
         '''
 
-        if key not in ('dateReceived', 'decrypted', 'dataType', 'dataFound', 'dataSaved', 'sig', 'author'):
+        if key not in ('dateReceived', 'decrypted', 'dataType', 'dataFound', 'dataSaved', 'sig', 'author', 'dateClaimed'):
             return False
 
         conn = sqlite3.connect(self.blockDB)
@@ -742,6 +744,8 @@ class Core:
             self.addToBlockDB(retData, selfInsert=True, dataSaved=True)
             self.setBlockType(retData, meta['type'])
 
+        if retData != False:
+            events.event('insertBlock', onionr = None, threaded = False)
         return retData
 
     def introduceNode(self):
diff --git a/onionr/onionrutils.py b/onionr/onionrutils.py
index 7f3aa914..de44e925 100644
--- a/onionr/onionrutils.py
+++ b/onionr/onionrutils.py
@@ -245,6 +245,13 @@ class OnionrUtils:
             return False
         else:
             return True
+    
+    def processBlockMetadata(self, blockHash):
+        '''
+            Read metadata from a block and cache it to the block database
+        '''
+        myBlock = Block(myBlock, self._core)
+
 
     def getBlockDBHash(self):
         '''
diff --git a/onionr/static-data/default-plugins/flow/info.json b/onionr/static-data/default-plugins/flow/info.json
new file mode 100644
index 00000000..993339f1
--- /dev/null
+++ b/onionr/static-data/default-plugins/flow/info.json
@@ -0,0 +1,5 @@
+{
+    "name" : "flow",
+    "version" : "1.0",
+    "author" : "onionr"
+}
diff --git a/onionr/static-data/default-plugins/flow/main.py b/onionr/static-data/default-plugins/flow/main.py
new file mode 100644
index 00000000..707952d0
--- /dev/null
+++ b/onionr/static-data/default-plugins/flow/main.py
@@ -0,0 +1,47 @@
+'''
+    Onionr - P2P Microblogging Platform & Social network
+
+    This default plugin handles "flow" messages (global chatroom style communication)
+'''
+'''
+    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/>.
+'''
+
+# Imports some useful libraries
+import logger, config
+from onionrblockapi import Block
+
+plugin_name = 'flow'
+
+class OnionrFlow:
+    def __init__(self):
+        logger.info("HELLO")
+        return
+
+
+
+def on_init(api, data = None):
+    '''
+        This event is called after Onionr is initialized, but before the command
+        inputted is executed. Could be called when daemon is starting or when
+        just the client is running.
+    '''
+
+    # Doing this makes it so that the other functions can access the api object
+    # by simply referencing the variable `pluginapi`.
+    global pluginapi
+    pluginapi = api
+    api.commands.register(['flow'], OnionrFlow)
+    api.commands.register_help('flow', 'Open the flow messaging interface')
+    return
\ No newline at end of file