mod_data_access/README.wiki
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     1 #summary HTTP access to prosody’s storage mechanism
       
     2 
       
     3 = Introduction =
       
     4 
       
     5 This module gives HTTP access to prosody’s storage mechanism.  It uses normal HTTP verbs and [http://tools.ietf.org/html/rfc2617 Basic HTTP authentication], so you could call it RESTful if you like buzzwords.
       
     6 
       
     7 = Syntax =
       
     8 
       
     9 To Fetch data, issue a normal GET request
       
    10 {{{
       
    11 	GET /data[/<host>/<user>]/<store>[/<format>] HTTP/1.1
       
    12 	Authorization: <base64(authzid:password)>
       
    13 
       
    14 	-- OR --
       
    15 
       
    16 	PUT|POST /data[/<host>/<user>]/<store> HTTP/1.1
       
    17 	Content-Type: text/x-lua | application/json
       
    18 
       
    19 	<data>
       
    20 }}}
       
    21 
       
    22 These map to `datamanager.method(user, host, store, data)`, where choice of `method` and its parameters are explained below.
       
    23 
       
    24 == Verbs ==
       
    25 
       
    26 ||*Verb*||*Meaning*                      ||*datamanager method*        ||
       
    27 ||`GET` || Just fetch data               || `load()` or `list_load()`  ||
       
    28 ||`PUT` || Replace all data in the store || `store()                   ||
       
    29 ||`POST`|| Append item to the store      || `list_append()`            ||
       
    30 
       
    31 Note: In a `GET` request, if `load()` returns `nil`, `list_load()` will be tried instead.
       
    32 
       
    33 == Fields ==
       
    34 
       
    35 ||*Field*||*Description*||*Default*||
       
    36 ||`host`||Which virtual host to access||Required. If not set in the path, the domain-part of the authzid is used.||
       
    37 ||`user`||Which users storage to access||Required. If not set in the path, uses the node part of the authzid.||
       
    38 ||`store`||Which storage to access.||Required.||
       
    39 ||`format`||Which format to serialize to. `json` and `lua` are supported. When uploading data, the `Content-Type` header is used.||`json`||
       
    40 ||`data`||The actual data to upload in a `PUT` or `POST` request.||`nil`||
       
    41 
       
    42 Note: Only admins can change data for users other than themselves.
       
    43 
       
    44 == Example usage ==
       
    45 
       
    46 Here follows some example usage using `curl`.
       
    47 
       
    48 Get your account details:
       
    49 
       
    50 {{{
       
    51 	curl http://prosody.local:5280/data/accounts -u user@example.com:secr1t
       
    52 	{"password":"secr1t"}
       
    53 }}}
       
    54 
       
    55 Set someones account details:
       
    56 
       
    57 {{{
       
    58 	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"}'
       
    59 }}}
       
    60 
       
    61 == Client library ==
       
    62 
       
    63 * https://metacpan.org/module/Prosody::Mod::Data::Access
       
    64 
       
    65 == TODO ==
       
    66 
       
    67 * Use `Accept` header.