feat: 添加官方的一些包工具脚本

scripts/checkupdate.lua

@@ -0,0 +1,135 @@
+import("core.base.semver")
+import("net.http")
+import("devel.git")
+import("private.action.require.impl.utils.filter")
+
+function shasum_of(package, url, version)
+    local shasum
+    local tmpfile = os.tmpfile()
+    package:version_set(version)
+    url = filter.handle(url, package)
+    local ok = try { function() http.download(url, tmpfile); return true end }
+    if ok and os.isfile(tmpfile) and os.filesize(tmpfile) > 1024 then
+        shasum = hash.sha256(tmpfile)
+    end
+    os.tryrm(tmpfile)
+    return shasum
+end
+
+function _is_valid_version(version)
+    if not semver.is_valid(version) then
+        return false
+    end
+    local v = semver.new(version)
+    local prerelease = v:prerelease()
+    if prerelease and #prerelease > 0 then
+        return false
+    end
+    return true
+end
+
+function _get_version_and_shasum(package, url, version_latest)
+    if version_latest then
+        local has_prefix_v = false
+        for _, version in ipairs(package:versions()) do
+            if version:startswith("v") then
+                has_prefix_v = true
+            end
+            if semver.compare(version, version_latest) >= 0 then
+                version_latest = nil
+                break
+            end
+        end
+        if version_latest then
+            if has_prefix_v and not version_latest:startswith("v") then
+                version_latest = "v" .. version_latest
+            elseif not has_prefix_v and version_latest:startswith("v") then
+                version_latest = version_latest:sub(2)
+            end
+        end
+    end
+    if version_latest then
+        local shasum = shasum_of(package, url, version_latest)
+        if shasum then
+            return version_latest, shasum
+        end
+    end
+end
+
+function _check_version_from_github_tags(package, url)
+    local repourl = url:match("https://github%.com/.-/.-/")
+    if repourl then
+        print("checking version from github tags %s ..", repourl)
+        local version_latest
+        local tags = try {function() return git.tags(repourl) end}
+        if not tags then
+            return false  -- failed to get tags
+        end
+        for _, tag in ipairs(tags) do
+            if _is_valid_version(tag) and (not version_latest or semver.compare(tag, version_latest) > 0) then
+                version_latest = tag
+            end
+        end
+        if version_latest then
+            return _get_version_and_shasum(package, url, version_latest)
+        end
+    end
+end
+
+function _check_version_from_github_releases(package, url)
+    local repourl = url:match("https://github%.com/.-/.-/")
+    if repourl then
+        print("checking version from github releases %s ..", repourl)
+        local list = try {function() return os.iorunv("gh", {"release", "list", "--exclude-drafts", "--exclude-pre-releases", "-R", repourl}) end}
+        if not list then
+            list = try {function() return os.iorunv("gh", {"release", "list", "-R", repourl}) end}
+        end
+        if not list then
+            return false  -- failed to get tags
+        end
+        if list then
+            local version_latest
+            for _, line in ipairs(list:split("\n")) do
+                local splitinfo = line:split("%s+")
+                local release = splitinfo[1]
+                local version = splitinfo[#splitinfo - 1]
+                if not version or not _is_valid_version(version) and _is_valid_version(release) then
+                    version = release
+                end
+                if version and _is_valid_version(version) then
+                    version_latest = version
+                    break
+                end
+            end
+            if version_latest then
+                return _get_version_and_shasum(package, url, version_latest)
+            end
+        end
+    end
+end
+
+function _version_is_behind_conditions(package)
+    local scriptfile = path.join(package:scriptdir(), "xmake.lua")
+    local file = io.open(scriptfile)
+    for line in file:lines() do
+        local pos = line:find("add_versions", 1, true) or line:find("add_versionfiles", 1, true)
+        if pos and pos > 5 then
+            return true
+        end
+    end
+    file:close()
+end
+
+function main(package)
+    local checkers = {
+        ["https://github%.com/.-/.-/archive/refs/tags/.*"] = _check_version_from_github_tags,
+        ["https://github%.com/.-/.-/releases/download/.*"] = _check_version_from_github_releases
+    }
+    for _, url in ipairs(package:urls()) do
+        for pattern, checker in pairs(checkers) do
+            if url:match(pattern) and not _version_is_behind_conditions(package) then
+                return checker(package, url)
+            end
+        end
+    end
+end