add new version tips

1 files changed, 87 insertions, 0 deletions

diff --git a/xmake/modules/private/action/update/fetch_version.lua b/xmake/modules/private/action/update/fetch_version.lua
new file mode 100644
index 000000000..4ddf304c7
--- /dev/null
+++ b/xmake/modules/private/action/update/fetch_version.lua
@@ -0,0 +1,87 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-- Copyright (C) 2015 - 2019, TBOOX Open Source Group.
+--
+-- @author      OpportunityLiu, ruki
+-- @file        fetch_version.lua
+--
+
+-- imports
+import("core.base.semver")
+import("core.base.option")
+import("core.base.task")
+import("net.http")
+import("devel.git")
+import("net.fasturl")
+
+-- the official git sources for xmake
+local official_sources =  
+{
+    "https://github.com/xmake-io/xmake.git",
+    "https://gitlab.com/tboox/xmake.git",
+    "https://gitee.com/tboox/xmake.git"
+}
+
+-- get version and url of provided xmakever
+function main(xmakever)
+
+    -- init xmakever
+    xmakever = xmakever or "lastest"
+
+    -- parse url and commit
+    local commitish = nil
+    local custom_url = nil
+    local seg = xmakever:split('#', { plain = true, limit = 2, strict = true })
+    if #seg == 2 then
+        if #seg[1] ~= 0 then
+            custom_url = seg[1]
+        end
+        commitish = seg[2]
+    else
+        if xmakever:find(':', 1, true) then
+            custom_url = xmakever
+        else
+            commitish = xmakever
+        end
+    end
+
+    local urls = nil
+    if custom_url then
+        urls = { git.asgiturl(custom_url) or custom_url }
+        vprint("using custom source: %s ..", urls[1] )
+    else
+        urls = official_sources
+    end
+    commitish = (commitish and #commitish > 0) and commitish or "lastest"
+
+    -- sort urls
+    if #urls > 1 then
+        fasturl.add(urls)
+        urls = fasturl.sort(urls)
+    end
+
+    -- get version
+    local version = nil
+    local tags, branches
+    for _, url in ipairs(urls) do
+        tags, branches = git.refs(url)
+        if tags or branches then
+            version = semver.select(commitish, tags or {}, tags or {}, branches or {})
+            break
+        end
+    end
+    return {is_official = (urls == official_sources), urls = urls, version = (version or "master"), tags = tags, branches = branches}
+end
+