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Diffstat (limited to 'libs/core/luasrc/model/ipkg.lua')
-rw-r--r-- | libs/core/luasrc/model/ipkg.lua | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/libs/core/luasrc/model/ipkg.lua b/libs/core/luasrc/model/ipkg.lua new file mode 100644 index 000000000..e95a2620a --- /dev/null +++ b/libs/core/luasrc/model/ipkg.lua @@ -0,0 +1,140 @@ +--[[ +LuCI - IPKG wrapper library + +Description: +Wrapper for the ipkg Package manager + +Any return value of false or nil can be interpreted as an error + +FileId: +$Id$ + +License: +Copyright 2008 Steven Barth <steven@midlink.org> + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + +]]-- +module("luci.model.ipkg", package.seeall) +require("luci.sys") +require("luci.util") + +ipkg = "ipkg" + +-- Returns repository information +function info(pkg) + return _lookup("info", pkg) +end + +-- Returns a table with status information +function status(pkg) + return _lookup("status", pkg) +end + +-- Installs packages +function install(...) + return _action("install", ...) +end + +-- Returns whether a package is installed +function installed(pkg, ...) + local p = status(...)[pkg] + return (p and p.Status and p.Status.installed) +end + +-- Removes packages +function remove(...) + return _action("remove", ...) +end + +-- Updates package lists +function update() + return _action("update") +end + +-- Upgrades installed packages +function upgrade() + return _action("upgrade") +end + + +-- Internal action function +function _action(cmd, ...) + local pkg = "" + arg.n = nil + for k, v in pairs(arg) do + pkg = pkg .. " '" .. v:gsub("'", "") .. "'" + end + + local c = ipkg.." "..cmd.." "..pkg.." >/dev/null 2>&1" + local r = os.execute(c) + return (r == 0), r +end + +-- Internal lookup function +function _lookup(act, pkg) + local cmd = ipkg .. " " .. act + if pkg then + cmd = cmd .. " '" .. pkg:gsub("'", "") .. "'" + end + + return _parselist(luci.sys.exec(cmd .. " 2>/dev/null")) +end + +-- Internal parser function +function _parselist(rawdata) + if type(rawdata) ~= "string" then + error("IPKG: Invalid rawdata given") + end + + rawdata = luci.util.split(rawdata) + local data = {} + local c = {} + local l = nil + + for k, line in pairs(rawdata) do + if line:sub(1, 1) ~= " " then + local split = luci.util.split(line, ":", 1) + local key = nil + local val = nil + + if split[1] then + key = luci.util.trim(split[1]) + end + + if split[2] then + val = luci.util.trim(split[2]) + end + + if key and val then + if key == "Package" then + c = {Package = val} + data[val] = c + elseif key == "Status" then + c.Status = {} + for i, j in pairs(luci.util.split(val, " ")) do + c.Status[j] = true + end + else + c[key] = val + end + l = key + end + else + -- Multi-line field + c[l] = c[l] .. "\n" .. line:sub(2) + end + end + + return data +end
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