Add Etherpad backend

Change-Id: Ia525ed337ac7569bec54b70bf57a6c010c33f801

statusbot/bot.py

@@ -25,6 +25,7 @@ port=6697
 use_sasl=False
 channels=foo,bar
 nicks=alice,bob
+backend=wiki
 
 [wiki]
 username=StatusBot
@@ -36,6 +37,13 @@ successpageurl=https://wiki.example.com/w/Success
 thankspageid=37700
 thankspageurl=https://wiki.example.com/w/Thanks
 
+# when using etherpad, set the ircbot.backend value to etherpad
+[etherpad]
+url=https://etherpad.example.com/p
+pad=infra-status
+successpad=success
+thankspad=thanks
+
 [irclogs]
 url=http://eavesdrop.example.com/irclogs/%(chan)s/%(chan)s.%(date)s.log.html
 
@@ -60,6 +68,7 @@ import time
 import simplemediawiki
 import datetime
 import re
+import requests
 import twitter
 import urllib
 
@@ -124,6 +133,23 @@ class WikiPage(BackendInterface):
                                    token=token))
 
 
+class EtherPage(BackendInterface):
+    def __init__(self, config):
+        self.url = config.get('etherpad', 'url')
+        self.pad = config.get('etherpad', 'pad')
+
+    @property
+    def pageurl(self):
+        return '/'.join([self.url, self.pad or 'undefined'])
+
+    def load(self):
+        return requests.get('/'.join([self.url, self.pad, 'export/txt'])).text
+
+    def save(self, text):
+        requests.post('/'.join([self.url, self.pad, 'import']),
+                      files=dict(file=text))
+
+
 def timestamp(ts=None):
     if not ts:
         ts = datetime.datetime.now()
@@ -138,6 +164,9 @@ class SuccessPage(object):
             self.backend.pageid = config.get('wiki', 'successpageid', fallback=None)
             self.backend.pageurl = config.get('wiki', 'successpageurl', fallback=None)
             self.ready = self.backend.pageid is not None
+        elif isinstance(self.backend, EtherPage):
+            self.backend.pad = config.get('etherpad', 'successpad', fallback=None)
+            self.ready = self.backend.pad is not None
         if config.has_option('irclogs', 'url'):
             self.irclogs_url = config.get('irclogs', 'url')
         else:
@@ -168,6 +197,9 @@ class ThanksPage(object):
             self.backend.pageid = config.get('wiki', 'thankspageid', fallback=None)
             self.backend.pageurl = config.get('wiki', 'thankspageurl', fallback=None)
             self.ready = self.backend.pageid is not None
+        elif isinstance(self.backend, EtherPage):
+            self.backend.pad = config.get('etherpad', 'thankspad', fallback=None)
+            self.ready = self.backend.pad is not None
         if config.has_option('irclogs', 'url'):
             self.irclogs_url = config.get('irclogs', 'url')
         else:
@@ -503,6 +535,9 @@ def _main(configpath):
     config.read(configpath)
     setup_logging(config)
 
+    if config.get('ircbot', 'backend', fallback=None) == "etherpad":
+        backend = EtherPage
+    else:
         backend = WikiPage
 
     channels = ['#' + name.strip() for name in