Changes

2,737 bytes added ,  22:43, 13 July 2020
m
Duh.
local p = {}
local releases = {}

-- HEY YOU, UPDATE THESE
releases["1.34.2"] = "2020-06-24"
releases["1.33.4"] = "2020-06-24"
releases["1.31.8"] = "2020-06-24"

-- Is there a beta branch that isn't a proper release yet?
p.isthereabeta = true
-- OKAY YOU CAN STOP NOW

-- Iterate in reverse
-- from http://lua-users.org/wiki/IteratorsTutorial
function ripairs(t)
local function ripairs_it(t,i)
i=i-1
local v=t[i]
if v==nil then return v end
return i,v
end
return ripairs_it, t, #t+1
end

p.releases = releases

-- get trimmed version like "1.XX"
function p.branch( version )
return string.sub(version, 0,4)
end

-- git branch like REL1_XX
function p.git_branch( version )
return "REL1_" .. string.sub(p.branch(version), 3)
end

-- is the given version an LTS release?
function p.islts( version )
-- if we ever cut a 2.x release this will need to be rethought
local x = tonumber(string.sub(p.branch( version ), 3))
if x < 19 then return false end
-- every 4th release starting with 1.19 is an LTS
return ((x - 19) % 4) == 0
end

function p.get( frame )
return p.version( frame.args[1], frame.args[2] )
end

-- main function
-- release: stable, legacy, legacylts, lts, alpha
-- format: version, branch, git, date
function p.version( release, format )
local versions = {}
for k,v in pairs(p.releases) do
table.insert(versions,k)
end
table.sort(versions)
--mw.logObject(versions)
--mw.log(#versions)
local version = "0.0.0"
if release == "stable" then
version = versions[#versions]
elseif release == "legacy" then
version = versions[#versions-1]
elseif release == "lts" then
for i,v in ipairs(versions) do
-- this might not be right.
if p.islts(v) then
version = v
end
end
elseif release == "legacylts" then
-- the oldest LTS version is the legacy LTS version.
-- (e.g. when there are both 1.23.x and 1.27.x releases, choose 1.23.x)
for i,v in ripairs(versions) do
if p.islts(v) then
version = v
end
end
elseif (release == "alpha" or release == "beta") then
-- alpha and beta only works with "branch" output

version_parts = mw.text.split(p.branch(versions[#versions]), ".", true)
version_parts[2] = tonumber(version_parts[2])+1

if (p.isthereabeta and release == "alpha") then
version_parts[2] = tonumber(version_parts[2]) + 1
end

version = table.concat(version_parts, ".")

if (not p.isthereabeta and release == "beta") then
version = "—"
end
end

local out = "WRONG"
if format == "version" then
out = version
elseif format == "branch" then
out = p.branch( version )
elseif format == "git" then
out = p.git_branch( version )
elseif format == "date" then
out = p.releases[version]
end

return out
end

return p