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-rw-r--r--sleekxmpp/plugins/xep_0050/adhoc.py124
1 files changed, 79 insertions, 45 deletions
diff --git a/sleekxmpp/plugins/xep_0050/adhoc.py b/sleekxmpp/plugins/xep_0050/adhoc.py
index 90256228..e5594c3f 100644
--- a/sleekxmpp/plugins/xep_0050/adhoc.py
+++ b/sleekxmpp/plugins/xep_0050/adhoc.py
@@ -267,20 +267,50 @@ class XEP_0050(BasePlugin):
iq -- The command continuation request.
"""
sessionid = iq['command']['sessionid']
- session = self.sessions[sessionid]
+ session = self.sessions.get(sessionid)
- handler = session['next']
- interfaces = session['interfaces']
- results = []
- for stanza in iq['command']['substanzas']:
- if stanza.plugin_attrib in interfaces:
- results.append(stanza)
- if len(results) == 1:
- results = results[0]
+ if session:
+ handler = session['next']
+ interfaces = session['interfaces']
+ results = []
+ for stanza in iq['command']['substanzas']:
+ if stanza.plugin_attrib in interfaces:
+ results.append(stanza)
+ if len(results) == 1:
+ results = results[0]
- session = handler(results, session)
+ session = handler(results, session)
- self._process_command_response(iq, session)
+ self._process_command_response(iq, session)
+ else:
+ raise XMPPError('item-not-found')
+
+ def _handle_command_prev(self, iq):
+ """
+ Process a request for the prev step in the workflow
+ for a command with multiple steps.
+
+ Arguments:
+ iq -- The command continuation request.
+ """
+ sessionid = iq['command']['sessionid']
+ session = self.sessions.get(sessionid)
+
+ if session:
+ handler = session['prev']
+ interfaces = session['interfaces']
+ results = []
+ for stanza in iq['command']['substanzas']:
+ if stanza.plugin_attrib in interfaces:
+ results.append(stanza)
+ if len(results) == 1:
+ results = results[0]
+
+ session = handler(results, session)
+
+ self._process_command_response(iq, session)
+ else:
+ raise XMPPError('item-not-found')
def _process_command_response(self, iq, session):
"""
@@ -348,23 +378,23 @@ class XEP_0050(BasePlugin):
"""
node = iq['command']['node']
sessionid = iq['command']['sessionid']
- session = self.sessions[sessionid]
- handler = session['cancel']
- if handler:
- handler(iq, session)
+ session = self.sessions.get(sessionid)
- try:
+ if session:
+ handler = session['cancel']
+ if handler:
+ handler(iq, session)
del self.sessions[sessionid]
- except:
- pass
+ iq.reply()
+ iq['command']['node'] = node
+ iq['command']['sessionid'] = sessionid
+ iq['command']['status'] = 'canceled'
+ iq['command']['notes'] = session['notes']
+ iq.send()
+ else:
+ raise XMPPError('item-not-found')
- iq.reply()
- iq['command']['node'] = node
- iq['command']['sessionid'] = sessionid
- iq['command']['status'] = 'canceled'
- iq['command']['notes'] = session['notes']
- iq.send()
def _handle_command_complete(self, iq):
"""
@@ -378,28 +408,32 @@ class XEP_0050(BasePlugin):
"""
node = iq['command']['node']
sessionid = iq['command']['sessionid']
- session = self.sessions[sessionid]
- handler = session['next']
- interfaces = session['interfaces']
- results = []
- for stanza in iq['command']['substanzas']:
- if stanza.plugin_attrib in interfaces:
- results.append(stanza)
- if len(results) == 1:
- results = results[0]
+ session = self.sessions.get(sessionid)
- if handler:
- handler(results, session)
+ if session:
+ handler = session['next']
+ interfaces = session['interfaces']
+ results = []
+ for stanza in iq['command']['substanzas']:
+ if stanza.plugin_attrib in interfaces:
+ results.append(stanza)
+ if len(results) == 1:
+ results = results[0]
- iq.reply()
- iq['command']['node'] = node
- iq['command']['sessionid'] = sessionid
- iq['command']['actions'] = []
- iq['command']['status'] = 'completed'
- iq['command']['notes'] = session['notes']
- iq.send()
+ if handler:
+ handler(results, session)
+
+ del self.sessions[sessionid]
- del self.sessions[sessionid]
+ iq.reply()
+ iq['command']['node'] = node
+ iq['command']['sessionid'] = sessionid
+ iq['command']['actions'] = []
+ iq['command']['status'] = 'completed'
+ iq['command']['notes'] = session['notes']
+ iq.send()
+ else:
+ raise XMPPError('item-not-found')
# =================================================================
# Client side (command user) API
@@ -537,7 +571,7 @@ class XEP_0050(BasePlugin):
else:
iq.send(block=False, callback=self._handle_command_result)
- def continue_command(self, session):
+ def continue_command(self, session, direction='next'):
"""
Execute the next action of the command.
@@ -551,7 +585,7 @@ class XEP_0050(BasePlugin):
self.send_command(session['jid'],
session['node'],
ifrom=session.get('from', None),
- action='next',
+ action=direction,
payload=session.get('payload', None),
sessionid=session['id'],
flow=True,