author | Matthew Wild <mwild1@gmail.com> |
Mon, 19 Mar 2012 17:06:02 +0000 | |
changeset 625 | 2c07bcf56a36 |
parent 509 | bf2ad6d6c778 |
child 813 | 2469f779b3f7 |
permissions | -rw-r--r-- |
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local next = next; |
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local setmetatable = setmetatable; |
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local params = assert ( module:get_option("mongodb") , "mongodb configuration not found" ); |
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prosody.unlock_globals(); |
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local mongo = require "mongo"; |
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prosody.lock_globals(); |
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local conn |
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local keyval_store = {}; |
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keyval_store.__index = keyval_store; |
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function keyval_store:get(username) |
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local host = module.host or "_global"; |
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local store = self.store; |
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-- The database name can't have a period in it (hence it can't be a host/ip) |
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local namespace = params.dbname .. "." .. host; |
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local v = { _id = { store = store ; username = username } }; |
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local cursor , err = conn:query ( namespace , v ); |
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if not cursor then return nil , err end; |
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local r , err = cursor:next ( ); |
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if not r then return nil , err end; |
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return r.data; |
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end |
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function keyval_store:set(username, data) |
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local host = module.host or "_global"; |
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local store = self.store; |
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-- The database name can't have a period in it (hence it can't be a host/ip) |
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local namespace = params.dbname .. "." .. host; |
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local v = { _id = { store = store ; username = username } }; |
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if next(data) ~= nil then -- set data |
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v.data = data; |
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return conn:insert ( namespace , v ); |
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else -- delete data |
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return conn:remove ( namespace , v ); |
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end; |
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end |
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local driver = { name = "mongodb" }; |
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function driver:open(store, typ) |
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if not conn then |
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conn = assert ( mongo.Connection.New ( true ) ); |
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assert ( conn:connect ( params.server ) ); |
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parents:
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if params.username then |
bf2ad6d6c778
mod_storage_mongodb: (un)lock globals around require; only auth if we need to
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parents:
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assert ( conn:auth ( params ) ); |
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end |
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end |
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if not typ then -- default key-value store |
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return setmetatable({ store = store }, keyval_store); |
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end; |
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return nil, "unsupported-store"; |
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end |
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module:add_item("data-driver", driver); |