mirror of
https://github.com/FlightControl-Master/MOOSE.git
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3b69cf992e
* Installs luarocks WITH it's executable (easy to install other rocks if necessary) * Use Lua supplied with luarocks * Create Utils/luadocumentor.bat, which works with RELATIVE PATH ! -> Everybody can generate the doc * Updated launch files accordingly
110 lines
3.3 KiB
Lua
110 lines
3.3 KiB
Lua
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--- Module implementing the luarocks "download" command.
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-- Download a rock from the repository.
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local download = {}
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package.loaded["luarocks.download"] = download
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local util = require("luarocks.util")
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local path = require("luarocks.path")
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local fetch = require("luarocks.fetch")
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local search = require("luarocks.search")
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local fs = require("luarocks.fs")
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local dir = require("luarocks.dir")
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local cfg = require("luarocks.cfg")
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util.add_run_function(download)
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download.help_summary = "Download a specific rock file from a rocks server."
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download.help_arguments = "[--all] [--arch=<arch> | --source | --rockspec] [<name> [<version>]]"
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download.help = [[
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--all Download all files if there are multiple matches.
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--source Download .src.rock if available.
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--rockspec Download .rockspec if available.
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--arch=<arch> Download rock for a specific architecture.
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]]
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local function get_file(filename)
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local protocol, pathname = dir.split_url(filename)
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if protocol == "file" then
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local ok, err = fs.copy(pathname, fs.current_dir(), cfg.perm_read)
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if ok then
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return pathname
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else
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return nil, err
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end
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else
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return fetch.fetch_url(filename)
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end
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end
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function download.download(arch, name, version, all)
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local query = search.make_query(name, version)
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if arch then query.arch = arch end
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local search_err
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if all then
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if name == "" then query.exact_name = false end
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local results = search.search_repos(query)
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local has_result = false
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local all_ok = true
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local any_err = ""
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for name, result in pairs(results) do
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for version, items in pairs(result) do
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for _, item in ipairs(items) do
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-- Ignore provided rocks.
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if item.arch ~= "installed" then
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has_result = true
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local filename = path.make_url(item.repo, name, version, item.arch)
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local ok, err = get_file(filename)
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if not ok then
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all_ok = false
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any_err = any_err .. "\n" .. err
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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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if has_result then
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return all_ok, any_err
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end
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else
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local url
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url, search_err = search.find_suitable_rock(query)
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if url then
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return get_file(url)
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end
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end
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return nil, "Could not find a result named "..name..(version and " "..version or "")..
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(search_err and ": "..search_err or ".")
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end
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--- Driver function for the "download" command.
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-- @param name string: a rock name.
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-- @param version string or nil: if the name of a package is given, a
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-- version may also be passed.
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-- @return boolean or (nil, string): true if successful or nil followed
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-- by an error message.
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function download.command(flags, name, version)
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assert(type(version) == "string" or not version)
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if type(name) ~= "string" and not flags["all"] then
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return nil, "Argument missing. "..util.see_help("download")
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end
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if not name then name, version = "", "" end
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local arch
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if flags["source"] then
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arch = "src"
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elseif flags["rockspec"] then
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arch = "rockspec"
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elseif flags["arch"] then
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arch = flags["arch"]
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end
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local dl, err = download.download(arch, name:lower(), version, flags["all"])
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return dl and true, err
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end
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return download
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