annotate mod_data_access/README.markdown @ 3656:3e0f4d727825

mod_vcard_muc: Add an alternative method of signaling avatar change When the avatar has been changed, a signal is sent that the room configuration has changed. Clients then do a disco#info query to find the SHA-1 of the new avatar. They can then fetch it as before, or not if they have it cached already. This is meant to be less disruptive than signaling via presence, which caused problems for some clients. If clients transition to the new method, the old one can eventually be removed. The namespace is made up while waiting for standardization. Otherwise it is very close to what's described in https://xmpp.org/extensions/inbox/muc-avatars.html
author Kim Alvefur <zash@zash.se>
date Sun, 25 Aug 2019 20:46:43 +0200
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children 34fb3d239ac1
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1 ---
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2 labels:
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3 summary: 'HTTP access to prosody’s storage mechanism'
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4 ...
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5
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6 Introduction
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7 ------------
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8
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9 This module gives HTTP access to prosody’s storage mechanism. It uses
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10 normal HTTP verbs and [Basic HTTP
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11 authentication](http://tools.ietf.org/html/rfc2617), so you could call
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12 it RESTful if you like buzzwords.
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13
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14 Syntax
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15 ------
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16
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17 To Fetch data, issue a normal GET request
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19 GET /data[/<host>/<user>]/<store>[/<format>] HTTP/1.1
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20 Authorization: <base64(authzid:password)>
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21
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22 OR
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23
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24 PUT|POST /data[/<host>/<user>]/<store> HTTP/1.1
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25 Content-Type: text/x-lua | application/json
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26
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27 <data>
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28
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29 These map to `datamanager.method(user, host, store, data)`, where choice
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30 of `method` and its parameters are explained below.
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31
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32 ### Verbs
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33
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34 Verb Meaning datamanager method
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35 -------- ------------------------------- ---------------------------
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36 `GET` Just fetch data `load()` or `list_load()`
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37 `PUT` Replace all data in the store `store()`
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38 `POST` Append item to the store `list_append()`
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39
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40 Note: In a `GET` request, if `load()` returns `nil`, `list_load()` will
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41 be tried instead.
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42
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43 ### Fields
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44
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45 Field Description Default
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46 ---------- ----------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------
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47 `host` Which virtual host to access Required. If not set in the path, the domain-part of the authzid is used.
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48 `user` Which users storage to access Required. If not set in the path, uses the node part of the authzid.
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49 `store` Which storage to access. Required.
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50 `format` Which format to serialize to. `json` and `lua` are supported. When uploading data, the `Content-Type` header is used. `json`
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51 `data` The actual data to upload in a `PUT` or `POST` request. `nil`
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52
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53 Note: Only admins can change data for users other than themselves.
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54
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55 ### Example usage
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56
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57 Here follows some example usage using `curl`.
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58
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59 Get your account details:
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60
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61 curl http://prosody.local:5280/data/accounts -u user@example.com:secr1t
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62 {"password":"secr1t"}
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63
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64 Set someones account details:
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65
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66 curl -X PUT http://prosody.local:5280/data/example.com/user/accounts -u admin@host:r00tp4ssw0rd --header 'Content-Type: application/json' --data-binary '{"password":"changeme"}'
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67
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68 ### Client library
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69
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70 - https://metacpan.org/module/Prosody::Mod::Data::Access
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71
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72 ### TODO
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73
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74 - Use `Accept` header.