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annotate website/issues/detectors/nosyreaction.py @ 4777:276bcbd1f4e4

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Website: Its 2013 now.
author Bernhard Reiter <bernhard@intevation.de>
date Thu, 28 Mar 2013 00:46:28 +0100
parents dc2a8d256952
children 868db43b302a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 from roundup.anypy.sets_ import set
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2
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3 from roundup import roundupdb, hyperdb
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4
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5 def nosyreaction(db, cl, nodeid, oldvalues):
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6 ''' A standard detector is provided that watches for additions to the
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7 "messages" property.
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8
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9 When a new message is added, the detector sends it to all the users on
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10 the "nosy" list for the issue that are not already on the "recipients"
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11 list of the message.
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12
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13 Those users are then appended to the "recipients" property on the
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14 message, so multiple copies of a message are never sent to the same
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15 user.
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16
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17 The journal recorded by the hyperdatabase on the "recipients" property
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18 then provides a log of when the message was sent to whom.
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19 '''
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20 # send a copy of all new messages to the nosy list
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21 for msgid in determineNewMessages(cl, nodeid, oldvalues):
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22 try:
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23 cl.nosymessage(nodeid, msgid, oldvalues)
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24 except roundupdb.MessageSendError, message:
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25 raise roundupdb.DetectorError, message
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26
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27 def determineNewMessages(cl, nodeid, oldvalues):
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28 ''' Figure a list of the messages that are being added to the given
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29 node in this transaction.
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30 '''
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31 messages = []
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32 if oldvalues is None:
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33 # the action was a create, so use all the messages in the create
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34 messages = cl.get(nodeid, 'messages')
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35 elif oldvalues.has_key('messages'):
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36 # the action was a set (so adding new messages to an existing issue)
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37 m = {}
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38 for msgid in oldvalues['messages']:
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39 m[msgid] = 1
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40 messages = []
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41 # figure which of the messages now on the issue weren't there before
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42 for msgid in cl.get(nodeid, 'messages'):
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43 if not m.has_key(msgid):
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44 messages.append(msgid)
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45 return messages
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46
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47 def updatenosy(db, cl, nodeid, newvalues):
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48 '''Update the nosy list for changes to the assignedto
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49 '''
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50 # nodeid will be None if this is a new node
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51 current_nosy = set()
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52 if nodeid is None:
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53 ok = ('new', 'yes')
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54 else:
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55 ok = ('yes',)
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56 # old node, get the current values from the node if they haven't
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57 # changed
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58 if not newvalues.has_key('nosy'):
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59 nosy = cl.get(nodeid, 'nosy')
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60 for value in nosy:
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61 current_nosy.add(value)
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62
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63 # if the nosy list changed in this transaction, init from the new value
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64 if newvalues.has_key('nosy'):
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65 nosy = newvalues.get('nosy', [])
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66 for value in nosy:
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67 if not db.hasnode('user', value):
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68 continue
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69 current_nosy.add(value)
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70
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71 new_nosy = set(current_nosy)
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72
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73 # add assignedto(s) to the nosy list
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74 if newvalues.has_key('assignedto') and newvalues['assignedto'] is not None:
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75 propdef = cl.getprops()
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76 if isinstance(propdef['assignedto'], hyperdb.Link):
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77 assignedto_ids = [newvalues['assignedto']]
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78 elif isinstance(propdef['assignedto'], hyperdb.Multilink):
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79 assignedto_ids = newvalues['assignedto']
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80 for assignedto_id in assignedto_ids:
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81 new_nosy.add(assignedto_id)
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82
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83 # see if there's any new messages - if so, possibly add the author and
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84 # recipient to the nosy
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85 if newvalues.has_key('messages'):
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86 if nodeid is None:
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87 ok = ('new', 'yes')
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88 messages = newvalues['messages']
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89 else:
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90 ok = ('yes',)
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91 # figure which of the messages now on the issue weren't
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92 oldmessages = cl.get(nodeid, 'messages')
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93 messages = []
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94 for msgid in newvalues['messages']:
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95 if msgid not in oldmessages:
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96 messages.append(msgid)
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97
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98 # configs for nosy modifications
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99 add_author = getattr(db.config, 'ADD_AUTHOR_TO_NOSY', 'new')
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100 add_recips = getattr(db.config, 'ADD_RECIPIENTS_TO_NOSY', 'new')
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101
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102 # now for each new message:
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103 msg = db.msg
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104 for msgid in messages:
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105 if add_author in ok:
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106 authid = msg.get(msgid, 'author')
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107 new_nosy.add(authid)
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108
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109 # add on the recipients of the message
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110 if add_recips in ok:
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111 for recipient in msg.get(msgid, 'recipients'):
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112 new_nosy.add(recipient)
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113
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114 if current_nosy != new_nosy:
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115 # that's it, save off the new nosy list
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116 newvalues['nosy'] = list(new_nosy)
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117
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118 def init(db):
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119 db.issue.react('create', nosyreaction)
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120 db.issue.react('set', nosyreaction)
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121 db.issue.audit('create', updatenosy)
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122 db.issue.audit('set', updatenosy)
Roundup Issue Tracker: http://roundup-tracker.org/