+ implemented some menus and message drafting in pm plugin

* prevent block types from being too large in metadata processing

onionr/onionrutils.py

@@ -256,7 +256,9 @@ class OnionrUtils:
             Read metadata from a block and cache it to the block database
         '''
         myBlock = Block(blockHash, self._core)
-        self._core.updateBlockInfo(blockHash, 'dataType', myBlock.getType())
+        blockType = myBlock.getType()
+        if len(blockType) <= 10:
+            self._core.updateBlockInfo(blockHash, 'dataType', blockType)
 
     def escapeAnsi(self, line):
         '''

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

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

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

@@ -0,0 +1,130 @@
+'''
+    Onionr - P2P Microblogging Platform & Social network
+
+    This default plugin handles private messages in an email like fashion
+'''
+'''
+    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, threading, time, readline
+from onionrblockapi import Block
+import onionrexceptions
+
+plugin_name = 'pms'
+PLUGIN_VERSION = '0.0.1'
+
+class MailStrings:
+    def __init__(self, mailInstance):
+        self.mailInstance = mailInstance
+
+        self.programTag = 'OnionrMail v%s' % (PLUGIN_VERSION)
+        choices = ['view inbox', 'view sentbox', 'send message', 'help', 'quit']
+        self.mainMenuChoices = choices
+        self.mainMenu = '''\n
+-----------------
+1. %s
+2. %s
+3. %s
+4. %s
+5. %s''' % (choices[0], choices[1], choices[2], choices[3], choices[4])
+
+class OnionrMail:
+    def __init__(self, pluginapi):
+        self.myCore = pluginapi.get_core()
+        self.strings = MailStrings(self)
+
+        return
+    
+    def inbox(self):
+        print('PM Blocks:')
+        for blockHash in self.myCore.getBlocksByType('pm'):
+            print(blockHash)
+
+        return
+    
+    def draftMessage(self):
+        message = ''
+        newLine = ''
+        recip = ''
+        entering = True
+
+        while entering:
+            try:
+                recip = logger.readline('Enter peer address, or q to stop:').strip()
+                if recip in ('-q', 'q'):
+                    raise EOFError
+                if not self.myCore._utils.validatePubKey(recip):
+                    raise onionrexceptions.InvalidPubkey('Must be a valid ed25519 base32 encoded public key')
+            except onionrexceptions.InvalidPubkey:
+                logger.warn('Invalid public key')
+            except (KeyboardInterrupt, EOFError):
+                entering = False
+            else:
+                break
+        else:
+            # if -q or ctrl-c/d, exit function here, otherwise we successfully got the public key
+            return
+
+        print('Enter your message, stop by entering -q on a new line.')
+        while newLine != '-q':
+            try:
+                newLine = input()
+            except (KeyboardInterrupt, EOFError):
+                pass
+            if newLine == '-q':
+                continue
+            newLine += '\n'
+            message += newLine
+        
+        print('Inserting encrypted message as Onionr block....')
+
+        self.myCore.insertBlock(message, header='pm', encryptType='asym', asymPeer=recip)
+
+    def menu(self):
+        choice = ''
+        while True:
+
+            print(self.strings.programTag + self.strings.mainMenu.title()) # print out main menu
+
+            try:
+                choice = logger.readline('Enter 1-%s:\n' % (len(self.strings.mainMenuChoices))).lower()
+            except (KeyboardInterrupt, EOFError):
+                choice = '5'
+
+            if choice in (self.strings.mainMenuChoices[0], '1'):
+                self.inbox()
+            elif choice in (self.strings.mainMenuChoices[2], '3'):
+                self.draftMessage()
+            elif choice in (self.strings.mainMenuChoices[4], '5'):
+                logger.info('Goodbye.')
+                break
+            else:
+                logger.warn('Invalid choice.')
+        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.
+    '''
+
+    pluginapi = api
+    mail = OnionrMail(pluginapi)
+    api.commands.register(['mail'], mail.menu)
+    api.commands.register_help('mail', 'Interact with OnionrMail')
+    return