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annotate doc/jp/roster.rst @ 3250:e4d3ba75b1b2

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core (memory/disco): fixed types of disco extensions: typeCheck() is not automatically called on reception by Wokkel, as a result extensions fields values may be strings instead of the field type. TypeCheck is now explicitly called in memory.disco to avoid that. It is not called immediately on reception as the string value is needed to calculate the capability hash
author Goffi <goffi@goffi.org>
date Tue, 14 Apr 2020 20:25:05 +0200
parents 72583524cfd3
children 012e89fb2dd1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ================================
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2 roster: manager an entity roster
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3 ================================
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4
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5 "Roster" is the name used in XMPP for the contact list. In addition to list of contacts,
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6 you have also data like subscription information or groups associated to a contact.
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7
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8 Groups are simple strings associated to one or more contacts (e.g. "friends" or "family").
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9
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10 Subscription is the mechanism to get presence information of an entity. When you add a
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11 contact to your roster, most XMPP clients also do a presence subscription request, than
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12 the entity may accept or deny. If a presence subscription is accepted, the subscribed user
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13 can see when the other entity is online, and its presence status.
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15 get
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16 ===
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17
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18 Show the current roster. By default only a display name and JIDs are displayed, but you
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19 can increase verbosity to also display groups, or all other metadata.
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20
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21 The short name shown next to jid is either the ``name`` specified in roster, or the node
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22 part of the jid. If none of them exist, only the entity JID is shown.
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23
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24 The following metadata may be displayed:
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25
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26 groups
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27 group the entity belong too
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28 ask
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29 true if a presence subscription request has been sent (but not answered yet)
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30 from
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31 the contact has a subscription to user presence (i.e. your contact can see when you're
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32 online and your presence status)
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33 to
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34 the user has a subscription to the contact presence (i.e. you can see when you're
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35 contact is online and his/her presence status)
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36
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37 examples
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38 --------
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39
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40 Get roster of default profile and display groups::
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41
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42 $ jp roster get -v
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43
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44 Get roster of default profile and display all metadata::
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45
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46 $ jp roster get -vv
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47
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48 Get roster or default profile and show the result in JSON::
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49
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50 $ jp roster get -O json
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51
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52 stats
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53 =====
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54
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55 Show some statistics about the profile roster. The number of contacts per server is shown,
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56 with a percentage of contacts on this server compared to the total number of contacts.
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57 This can notably be helpful to see if there is a concentration of your contacts in a
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58 specific server or gateway.
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59
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60 Other more or less useful numbers are shown, they are self explaining.
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61
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62 example
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63 -------
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64
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65 Get statistic for the default profile::
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66
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67 $ jp roster stats
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68
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69 purge
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70 =====
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71
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72 This command is used to remove from the roster all contacts which have no subscription or
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73 only partial subscription.
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74
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75 By default, only contacts without subscription at all are removed. With ``--no_from`` you
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76 also remove contacts which have no subscription to you (but you have a subscription to
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77 them), and with ``--no_to`` you also remove contacts that you are not subscribed to (but
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78 who are subscribed to you).
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79
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80 example
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81 -------
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82
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83 Remove all contacts from default profile which have no subscription at all or from which
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84 the default profile is not subscribed to::
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85
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86 $ jp roster purge --no_to
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87
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88 resync
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89 ======
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90
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91 SàT uses `roster versioning`_ to optimize the synchronisation of roster with server on
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92 client connection. This means that once the roster has been retrieved, on each following
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93 connection, only the difference of contacts (i.e. which new or removed contacts) is
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94 received.
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95
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96 This command does a full resynchronisation of the roster, or in other words it requests
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97 the whole roster and save it, replacing the list built with versioning. ``resync`` is
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98 mostly useful for developers and end-user should not need this command, as roster
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99 versioning is supposed to work fine and the roster should be synchronised correctly on
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100 startup. But if for any reason you suspect that your current roster list is corrupted, you
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101 may use it to be sure that a full resynchronisation is done.
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102
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103 .. _roster versioning: https://tools.ietf.org/html/rfc6121#section-2.6
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104
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105 exemple
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106 -------
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107
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108 Do a full resynchronisation of default profile's roster::
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109
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110 $ jp roster resync