feat: get versions from pyenv

README.md

@@ -1,6 +1,6 @@
 # vfox-python
-Python plugin for [vfox](https://vfox.lhan.me/).
 
+Python plugin for [vfox](https://vfox.lhan.me/).
 
 ## Install
 
@@ -10,7 +10,9 @@ After installing [vfox](https://github.com/version-fox/vfox), install the plugin
 vfox add python
 ```
 
+if you want install the free-threaded mode of python, you can select the version ends with `t`, like `v3.14.0a4t`.
+
 ## Mirror
 
 You can configure the mirror by `VFOX_PYTHON_MIRROR` environment variable. The default value
-is `https://www.python.org/ftp/python/`.
+is `https://www.python.org/ftp/python/`.

hooks/available.lua

@@ -1,4 +1,8 @@
 require("util")
 function PLUGIN:Available(ctx)
-    return parseVersion()
+    if OS_TYPE == "windows" then
+        return parseVersion()
+    else
+        return parseVersionFromPyenv()
+    end
 end

hooks/pre_install.lua

@@ -1,10 +1,12 @@
 require("util")
 function PLUGIN:PreInstall(ctx)
     local version = ctx.version
+
     if version == "latest" then
         version = self:Available({})[1].version
     end
-    if not checkIsReleaseVersion(version) then
+
+    if OS_TYPE == "windows" and not checkIsReleaseVersion(version) then
         error("The current version is not released")
         return
     end

lib/util.lua

@@ -1,5 +1,6 @@
 local http = require("http")
 local html = require("html")
+local json = require("json")
 
 -- get mirror
 local PYTHON_URL = "https://www.python.org/ftp/python/"
@@ -10,6 +11,8 @@ if VFOX_PYTHON_MIRROR then
     os.setenv("PYTHON_BUILD_MIRROR_URL", PYTHON_URL)
 end
 
+local version_vault_url = "https://version-vault.cdn.dog/pyenv-versions"
+
 -- request headers
 local REQUEST_HEADERS = {
     ["User-Agent"] = "vfox"
@@ -231,6 +234,7 @@ function linuxCompile(ctx)
         error("remove build tool failed")
     end
 end
+
 function getReleaseForWindows(version)
     local archType = RUNTIME.archType
     if archType == "386" then
@@ -259,7 +263,14 @@ function getReleaseForWindows(version)
     print("url:\t" .. url)
     error("No available installer found for current version")
 end
+
+function fixHeaders() 
+    REQUEST_HEADERS["User-Agent"] = "vfox v" .. RUNTIME.version;
+end
+
 function parseVersion()
+    fixHeaders()
+
     local resp, err = http.get({
         url = PYTHON_URL,
         headers = REQUEST_HEADERS
@@ -318,3 +329,54 @@ function compare_versions(v1, v2)
 
     return 0
 end
+
+function parseVersionFromPyenv()
+    fixHeaders()
+    local resp, err = http.get({
+        url = version_vault_url,
+        headers = REQUEST_HEADERS
+    })
+    if err ~= nil or resp.status_code ~= 200 then
+        error("paring release info failed." .. err)
+    end
+    local result = {}
+    local jsonObj = json.decode(resp.body)
+
+    local tagName = jsonObj.tagName;
+    local versions = jsonObj.versions;
+
+    local numericVersions = {}
+    local namedVersions = {}
+
+    for _, version in ipairs(versions) do
+        if string.match(version, "^%d") then
+            table.insert(numericVersions, version)
+        else
+            table.insert(namedVersions, version)
+        end
+    end
+
+    table.sort(numericVersions, function(a, b)
+        return compare_versions(a, b) > 0
+    end)
+
+    table.sort(namedVersions, function(a, b)
+        return compare_versions(a, b) > 0
+    end)
+
+    for _, version in ipairs(numericVersions) do
+        table.insert(result, {
+            version = version,
+            note = ""
+        })
+    end
+
+    for _, version in ipairs(namedVersions) do
+        table.insert(result, {
+            version = version,
+            note = ""
+        })
+    end
+
+    return result
+end