oppm.lua hinzugefügt
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oppm.lua
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715
oppm.lua
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@ -0,0 +1,715 @@
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--[[
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OpenPrograms package manager, browser and downloader, for easy access to many programs
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Author: Vexatos
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]]
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local component = require("component")
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local event = require("event")
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local fs = require("filesystem")
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local serial = require("serialization")
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local shell = require("shell")
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local term = require("term")
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local gpu = component.gpu
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local internet
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local wget
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local args, options = shell.parse(...)
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local function getInternet()
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if not component.isAvailable("internet") then
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io.stderr:write("This program requires an internet card to run.")
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return false
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end
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internet = require("internet")
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wget = loadfile("/bin/wget.lua")
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return true
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end
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local function printUsage()
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print("OpenPrograms Package Manager, use this to browse through and download OpenPrograms programs easily")
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print("Usage:")
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print("'oppm list [-i]' to get a list of all the available program packages")
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print("'oppm list [-i] <filter>' to get a list of available packages containing the specified substring")
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print(" -i: Only list already installed packages")
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print("'oppm info <package>' to get further information about a program package")
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print("'oppm install [-f] <package> [path]' to download a package to a directory on your system (or /usr by default)")
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print("'oppm update <package>' to update an already installed package")
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print("'oppm update all' to update every already installed package")
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print("'oppm uninstall <package>' to remove a package from your system")
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print("'oppm register <repository>' to register a package repository locally\n Must be a valid GitHub repo containing programs.cfg")
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print("'oppm unregister <repository>' to remove a package repository from your local registry")
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print(" -f: Force creation of directories and overwriting of existing files.")
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end
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local function getContent(url)
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local sContent = ""
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local result, response = pcall(internet.request, url)
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if not result then
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return nil
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end
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for chunk in response do
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sContent = sContent..chunk
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end
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return sContent
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end
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local NIL = {}
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local function cached(f)
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return options.nocache and f or setmetatable(
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{},
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{
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__index=function(t,k)
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local v = f(k)
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t[k] = v
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return v
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end,
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__call=function(t,k)
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if k == nil then
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k = NIL
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end
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return t[k]
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end,
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}
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)
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end
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--For sorting table values by alphabet
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local function compare(a,b)
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for i=1,math.min(#a,#b) do
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if a:sub(i,i)~=b:sub(i,i) then
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return a:sub(i,i) < b:sub(i,i)
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end
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end
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return #a < #b
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end
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local function downloadFile(url,path,force,soft)
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if options.f or force then
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return wget("-fq",url,path)
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else
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if fs.exists(path) then
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if soft then
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return true
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else
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error("file already exists and option -f is not enabled")
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end
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end
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return wget("-q",url,path)
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end
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end
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local function readFromFile(fNum)
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local path
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if fNum == 1 then
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path = "/etc/opdata.svd"
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elseif fNum == 2 then
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path = "/etc/oppm.cfg"
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if not fs.exists(path) then
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local tProcess = os.getenv("_")
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path = fs.concat(fs.path(shell.resolve(tProcess)),"/etc/oppm.cfg")
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end
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end
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if not fs.exists(fs.path(path)) then
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fs.makeDirectory(fs.path(path))
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end
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if not fs.exists(path) then
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return {-1}
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end
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local file,msg = io.open(path,"rb")
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if not file then
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io.stderr:write("Error while trying to read file at "..path..": "..msg)
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return
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end
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local sPacks = file:read("*a")
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file:close()
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return serial.unserialize(sPacks) or {-1}
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end
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local function saveToFile(packs)
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local file,msg = io.open("/etc/opdata.svd","wb")
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if not file then
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io.stderr:write("Error while trying to save package names: "..msg)
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return
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end
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local sPacks = serial.serialize(packs)
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file:write(sPacks)
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file:close()
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end
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local getRepos = cached(function()
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local success, sRepos = pcall(getContent,"https://raw.githubusercontent.com/OpenPrograms/openprograms.github.io/master/repos.cfg")
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if not success then
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io.stderr:write("Could not connect to the Internet. Please ensure you have an Internet connection.")
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return -1
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end
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local repos = serial.unserialize(sRepos)
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local svd = readFromFile(1)
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if not svd then
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io.stderr:write("Error while trying to read save file")
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return
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elseif svd[1] == -1 then
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table.remove(svd, 1)
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end
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if svd._repos then
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for i, j in pairs(svd._repos) do
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if not repos[i] then
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repos[i] = j
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end
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end
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end
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return repos
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end)
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local getPackages = cached(function(repo)
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local success, sPackages = pcall(getContent,"https://raw.githubusercontent.com/"..repo.."/master/programs.cfg")
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if not success or not sPackages then
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return -1
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end
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return serial.unserialize(sPackages)
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end)
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local function listPackages(filter)
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filter = filter or false
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if filter then
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filter = string.lower(filter)
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end
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local packages = {}
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print("Receiving Package list...")
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if not options.i then
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local success, repos = pcall(getRepos)
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if not success or repos==-1 then
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io.stderr:write("Unable to connect to the Internet.\n")
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return
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elseif repos==nil then
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print("Error while trying to receive repository list")
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return
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end
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for _,j in pairs(repos) do
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if j.repo then
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print("Checking Repository "..j.repo)
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local lPacks = getPackages(j.repo)
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if lPacks==nil then
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io.stderr:write("Error while trying to receive package list for " .. j.repo.."\n")
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elseif type(lPacks) == "table" then
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for k,kt in pairs(lPacks) do
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if not kt.hidden then
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table.insert(packages,k)
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end
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end
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end
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end
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end
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local lRepos = readFromFile(2)
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if lRepos and lRepos.repos then
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for _,j in pairs(lRepos.repos) do
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for k,kt in pairs(j) do
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if not kt.hidden then
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table.insert(packages,k)
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end
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end
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end
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end
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else
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local lPacks = {}
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local packs = readFromFile(1)
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for i in pairs(packs) do
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if i:sub(1,1) ~= "_" then
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table.insert(lPacks,i)
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end
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end
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packages = lPacks
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end
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if filter then
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local lPacks = {}
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for i,j in ipairs(packages) do
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if (#j>=#filter) and string.find(j,filter,1,true)~=nil then
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table.insert(lPacks,j)
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end
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end
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packages = lPacks
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end
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table.sort(packages,compare)
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return packages
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end
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local function printPackages(packs)
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if packs==nil or not packs[1] then
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print("No package matching specified filter found.")
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return
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end
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term.clear()
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local xRes,yRes = gpu.getResolution()
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print("--OpenPrograms Package list--")
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local xCur,yCur = term.getCursor()
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for _,j in ipairs(packs) do
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term.write(j.."\n")
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yCur = yCur+1
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if yCur>yRes-1 then
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term.write("[Press any key to continue]")
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local event = event.pull("key_down")
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if event then
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term.clear()
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print("--OpenPrograms Package list--")
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xCur,yCur = term.getCursor()
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end
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end
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end
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end
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local function parseFolders(pack, repo, info)
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local function getFolderTable(repo, namePath, branch)
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local success, filestring = pcall(getContent,"https://api.github.com/repos/"..repo.."/contents/"..namePath.."?ref="..branch)
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if not success or filestring:find('"message": "Not Found"') then
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io.stderr:write("Error while trying to parse folder names in declaration of package "..pack..".\n")
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if filestring:find('"message": "Not Found"') then
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io.stderr:write("Folder "..namePath.." does not exist.\n")
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else
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io.stderr:write(filestring.."\n")
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end
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io.stderr:write("Please contact the author of that package.\n")
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return nil
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end
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return serial.unserialize(filestring:gsub("%[", "{"):gsub("%]", "}"):gsub("(\"[^%s,]-\")%s?:", "[%1] = "), nil)
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end
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local function nonSpecial(text)
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return text:gsub("([%^%$%(%)%%%.%[%]%*%+%-%?])", "%%%1")
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end
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local function unserializeFiles(files, repo, namePath, branch, relPath)
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if not files then return nil end
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local tFiles = {}
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for _,v in pairs(files) do
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if v["type"] == "file" then
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local newPath = v["download_url"]:gsub("https?://raw.githubusercontent.com/"..nonSpecial(repo).."(.+)$", "%1"):gsub("/*$",""):gsub("^/*","")
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tFiles[newPath] = relPath
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elseif v["type"] == "dir" then
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local newNamePath = namePath.."/"..v["name"]
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local newFiles = unserializeFiles(getFolderTable(repo, newNamePath, branch), repo, newNamePath, branch, fs.concat(relPath, v["name"]))
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if newFiles then
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for p,q in pairs(newFiles) do
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tFiles[p] = q
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end
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end
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end
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end
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return tFiles
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end
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local fileInfo = {}
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for i, j in pairs(info.files) do
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fileInfo[i] = j
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end
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local newInfo = info
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for i,j in pairs(fileInfo) do
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if string.find(i,"^:") then
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local iPath = i:gsub("^:","")
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local branch = string.gsub(iPath,"^(.-)/.+","%1"):gsub("/*$",""):gsub("^/*","")
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local namePath = string.gsub(iPath,".-(/.+)$","%1"):gsub("/*$",""):gsub("^/*","")
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local absolutePath = j:find("^//")
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local files = unserializeFiles(getFolderTable(repo, namePath, branch), repo, namePath, branch, j:gsub("^//","/"))
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if not files then return nil end
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for p,q in pairs(files) do
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if absolutePath then
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newInfo.files[p] = "/"..q
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else
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newInfo.files[p] = q
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end
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end
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newInfo.files[i] = nil
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end
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end
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return newInfo
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end
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local function getInformation(pack)
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local success, repos = pcall(getRepos)
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if not success or repos==-1 then
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io.stderr:write("Unable to connect to the Internet.\n")
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return
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end
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for _,j in pairs(repos) do
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if j.repo then
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local lPacks = getPackages(j.repo)
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if lPacks==nil then
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io.stderr:write("Error while trying to receive package list for "..j.repo.."\n")
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elseif type(lPacks) == "table" then
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for k in pairs(lPacks) do
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if k==pack then
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return parseFolders(pack, j.repo, lPacks[k]),j.repo
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end
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end
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end
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end
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end
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local lRepos = readFromFile(2)
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if lRepos then
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for i,j in pairs(lRepos.repos) do
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for k in pairs(j) do
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if k==pack then
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return parseFolders(pack, i, j[k]),i
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end
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end
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end
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end
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return nil
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end
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local function provideInfo(pack)
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if not pack then
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printUsage()
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return
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end
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pack = string.lower(pack)
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local info = getInformation(pack)
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if not info then
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print("Package does not exist")
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return
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end
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local done = false
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print("--Information about package '"..pack.."'--")
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if info.name then
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print("Name: "..info.name)
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done = true
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end
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if info.description then
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print("Description: "..info.description)
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done = true
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end
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if info.authors then
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print("Authors: "..info.authors)
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done = true
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end
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if info.note then
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print("Note: "..info.note)
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done = true
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end
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if info.files then
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local c = 0
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for i in pairs(info.files) do
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c = c + 1
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end
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if c > 0 then
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print("Number of files: "..tostring(c))
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done = true
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end
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end
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if not done then
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print("No information provided.")
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end
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end
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local function installPackage(pack,path,update,tPacks)
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tPacks = tPacks or readFromFile(1)
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update = update or false
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if not pack then
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printUsage()
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return
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end
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if not path then
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local lConfig = readFromFile(2)
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path = lConfig.path or "/usr"
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if not update then
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print("Installing package to "..path.."...")
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end
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elseif not update then
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path = shell.resolve(path)
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if not update then
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print("Installing package to "..path.."...")
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end
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end
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pack = string.lower(pack)
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if not tPacks then
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io.stderr:write("Error while trying to read local package names")
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return
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elseif tPacks[1]==-1 then
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table.remove(tPacks,1)
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end
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if pack:sub(1,1) == "_" then
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print("Invalid package name.")
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return
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end
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local info,repo = getInformation(pack)
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if not info then
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print("Package does not exist")
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return
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end
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if update then
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print("Updating package "..pack)
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if not tPacks[pack] then
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io.stderr:write("error while checking update path\n")
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return
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end
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for i,j in pairs(info.files) do
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if not string.find(j,"^//") then
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for k,v in pairs(tPacks[pack]) do
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if k==i then
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path = string.gsub(fs.path(v),j.."/?$","/")
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break
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end
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end
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if path then
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break
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end
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end
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end
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path = shell.resolve(string.gsub(path,"^/?","/"),nil)
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end
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if not update and fs.exists(path) then
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if not fs.isDirectory(path) then
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if options.f then
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path = fs.concat(fs.path(path),pack)
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fs.makeDirectory(path)
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else
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print("Path points to a file, needs to be a directory.")
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return
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end
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end
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elseif not update then
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if options.f then
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fs.makeDirectory(path)
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else
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print("Directory does not exist.")
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return
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end
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end
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if tPacks[pack] and (not update) then
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print("Package has already been installed")
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return
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elseif not tPacks[pack] and update then
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print("Package has not been installed.")
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print("If it has, uninstall it manually and reinstall it.")
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return
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end
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if update then
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term.write("Removing old files...")
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for i,j in pairs(tPacks[pack]) do
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if not string.find(i, "^%?") then
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fs.remove(j)
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end
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end
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term.write("Done.\n")
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end
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tPacks[pack] = {}
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term.write("Installing Files...")
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for i,j in pairs(info.files) do
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local nPath
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if string.find(j,"^//") then
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local lPath = string.sub(j,2)
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if not fs.exists(lPath) then
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fs.makeDirectory(lPath)
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end
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nPath = fs.concat(lPath,string.gsub(i,".+(/.-)$","%1"),nil)
|
||||
else
|
||||
local lPath = fs.concat(path,j)
|
||||
if not fs.exists(lPath) then
|
||||
fs.makeDirectory(lPath)
|
||||
end
|
||||
nPath = fs.concat(path,j,string.gsub(i,".+(/.-)$","%1"),nil)
|
||||
end
|
||||
local soft = string.find(i, "^%?") and fs.exists(nPath)
|
||||
local success,response = pcall(downloadFile,"https://raw.githubusercontent.com/"..repo.."/"..string.gsub(i,"^%?",""),nPath, nil, soft)
|
||||
if success and response then
|
||||
tPacks[pack][i] = nPath
|
||||
else
|
||||
response = response or "no error message"
|
||||
term.write("Error while installing files for package '"..pack.."': "..response..". Reverting installation... ")
|
||||
fs.remove(nPath)
|
||||
for o,p in pairs(tPacks[pack]) do
|
||||
fs.remove(p)
|
||||
tPacks[pack][o]=nil
|
||||
end
|
||||
print("Done.\nPlease contact the package author about this problem.")
|
||||
return
|
||||
end
|
||||
end
|
||||
|
||||
if info.dependencies then
|
||||
term.write("Done.\nInstalling Dependencies...\n")
|
||||
for i,j in pairs(info.dependencies) do
|
||||
local nPath
|
||||
if string.find(j,"^//") then
|
||||
nPath = string.sub(j,2)
|
||||
else
|
||||
nPath = fs.concat(path,j)
|
||||
end
|
||||
if string.lower(string.sub(i,1,4))=="http" then
|
||||
nPath = fs.concat(nPath, string.gsub(i,".+(/.-)$","%1"),nil)
|
||||
if not fs.exists(fs.path(nPath)) then
|
||||
fs.makeDirectory(fs.path(nPath))
|
||||
end
|
||||
local success,response = pcall(downloadFile,i,nPath)
|
||||
if success and response then
|
||||
tPacks[pack][i] = nPath
|
||||
saveToFile(tPacks)
|
||||
else
|
||||
response = response or "no error message"
|
||||
term.write("Error while installing files for package '"..pack.."': "..response..". Reverting installation... ")
|
||||
fs.remove(nPath)
|
||||
for o,p in pairs(tPacks[pack]) do
|
||||
fs.remove(p)
|
||||
tPacks[pack][o]=nil
|
||||
end
|
||||
saveToFile(tPacks)
|
||||
print("Done.\nPlease contact the package author about this problem.")
|
||||
return tPacks
|
||||
end
|
||||
else
|
||||
local depInfo = getInformation(string.lower(i))
|
||||
if not depInfo then
|
||||
term.write("\nDependency package "..i.." does not exist.")
|
||||
end
|
||||
local tNewPacks = installPackage(string.lower(i),nPath,update,tPacks)
|
||||
if tNewPacks then
|
||||
tPacks = tNewPacks
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
saveToFile(tPacks)
|
||||
term.write("Done.\n")
|
||||
print("Successfully installed package "..pack)
|
||||
return tPacks
|
||||
end
|
||||
|
||||
local function uninstallPackage(pack)
|
||||
local tFiles = readFromFile(1)
|
||||
if not tFiles then
|
||||
io.stderr:write("Error while trying to read package names")
|
||||
return
|
||||
elseif tFiles[1]==-1 then
|
||||
table.remove(tFiles,1)
|
||||
end
|
||||
if not tFiles[pack] then
|
||||
print("Package has not been installed.")
|
||||
print("If it has, the package could not be identified.")
|
||||
print("In this case you have to remove it manually.")
|
||||
return
|
||||
elseif pack:sub(1,1) == "_" then
|
||||
print("Invalid package name.")
|
||||
return
|
||||
end
|
||||
term.write("Removing package files...")
|
||||
for i,j in pairs(tFiles[pack]) do
|
||||
fs.remove(j)
|
||||
end
|
||||
term.write("Done\nRemoving references...")
|
||||
tFiles[pack]=nil
|
||||
saveToFile(tFiles)
|
||||
term.write("Done.\n")
|
||||
print("Successfully uninstalled package "..pack)
|
||||
end
|
||||
|
||||
local function updatePackage(pack)
|
||||
if pack=="all" then
|
||||
print("Updating everything...")
|
||||
local tFiles = readFromFile(1)
|
||||
if not tFiles then
|
||||
io.stderr:write("Error while trying to read package names")
|
||||
return
|
||||
elseif tFiles[1]==-1 then
|
||||
table.remove(tFiles,1)
|
||||
end
|
||||
local done = false
|
||||
for i in pairs(tFiles) do
|
||||
if i:sub(1,1) ~= "_" then
|
||||
installPackage(i,nil,true)
|
||||
done = true
|
||||
end
|
||||
end
|
||||
if not done then
|
||||
print("No package has been installed so far.")
|
||||
end
|
||||
else
|
||||
installPackage(args[2],nil,true)
|
||||
end
|
||||
end
|
||||
|
||||
local function registerRepo(repo)
|
||||
if not repo then
|
||||
printUsage()
|
||||
return
|
||||
end
|
||||
print("Checking Repository "..repo)
|
||||
local lPacks = getPackages(repo)
|
||||
if type(lPacks) == "table" then
|
||||
local svd = readFromFile(1)
|
||||
if not svd then
|
||||
io.stderr:write("Error while trying to read save file")
|
||||
return
|
||||
elseif svd[1] == -1 then
|
||||
table.remove(svd, 1)
|
||||
end
|
||||
svd._repos = svd._repos or {}
|
||||
if svd._repos[repo] then
|
||||
io.stderr:write("Repository " .. repo.." already registered\n")
|
||||
return
|
||||
else
|
||||
svd._repos[repo] = {["repo"] = repo}
|
||||
saveToFile(svd)
|
||||
term.write("Done.\n")
|
||||
print("Successfully registered repository "..repo)
|
||||
end
|
||||
else
|
||||
io.stderr:write("Repository " .. repo.." not found or not containing programs.cfg\n")
|
||||
return
|
||||
end
|
||||
end
|
||||
|
||||
local function unregisterRepo(repo)
|
||||
if not repo then
|
||||
printUsage()
|
||||
return
|
||||
end
|
||||
local svd = readFromFile(1)
|
||||
if not svd then
|
||||
io.stderr:write("Error while trying to read save file")
|
||||
return
|
||||
elseif svd[1] == -1 then
|
||||
table.remove(svd, 1)
|
||||
end
|
||||
if svd._repos then
|
||||
if not svd._repos[repo] then
|
||||
io.stderr:write("Repository " .. repo .. " not registered\n")
|
||||
return
|
||||
else
|
||||
svd._repos[repo] = nil
|
||||
saveToFile(svd)
|
||||
term.write("Done.\n")
|
||||
print("Successfully unregistered repository " .. repo)
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
if args[1] == "list" then
|
||||
if not getInternet() then return end
|
||||
local packs = listPackages(args[2])
|
||||
printPackages(packs)
|
||||
elseif args[1] == "info" then
|
||||
if not getInternet() then return end
|
||||
provideInfo(args[2])
|
||||
elseif args[1] == "install" then
|
||||
if not getInternet() then return end
|
||||
installPackage(args[2],args[3],false)
|
||||
elseif args[1] == "update" then
|
||||
if not getInternet() then return end
|
||||
updatePackage(args[2])
|
||||
elseif args[1] == "uninstall" then
|
||||
uninstallPackage(args[2])
|
||||
elseif args[1] == "register" then
|
||||
if not getInternet() then return end
|
||||
registerRepo(args[2])
|
||||
elseif args[1] == "unregister" then
|
||||
unregisterRepo(args[2])
|
||||
else
|
||||
printUsage()
|
||||
return
|
||||
end
|
||||
Loading…
Reference in New Issue
Block a user