merge repo and require codes

1 files changed, 92 insertions, 0 deletions

diff --git a/xmake/modules/net/fasturl.lua b/xmake/modules/net/fasturl.lua
new file mode 100644
index 000000000..8cc90f035
--- /dev/null
+++ b/xmake/modules/net/fasturl.lua
@@ -0,0 +1,92 @@
+--!The Make-like Build Utility based on Lua
+--
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you 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 - 2017, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        fasturl.lua
+--
+
+-- imports
+import("ping")
+
+-- parse host from url
+function _parse_host(url)
+
+    -- init host cache
+    _g._URLHOSTS = _g._URLHOSTS or {}
+
+    -- http[s]://xxx.com/.. or [email protected]:xxx/xxx.git
+    local host = _g._URLHOSTS[url] or url:match("://(.-)/") or url:match("@(.-):")
+
+    -- save to cache
+    _g._URLHOSTS[url] = host
+
+    -- ok
+    return host
+end
+
+-- add urls
+function add(urls)
+
+    -- get current ping info
+    local pinginfo = _g._PINGINFO or {}
+
+    -- add ping hosts
+    _g._PINGHOSTS = _g._PINGHOSTS or {}
+    for _, url in ipairs(urls) do
+
+        -- parse host
+        local host = _parse_host(url)
+
+        -- this host has not been tested?
+        if host and not pinginfo[host] then
+            table.insert(_g._PINGHOSTS, host)
+        end
+    end
+end
+
+-- sort urls
+function sort(urls)
+
+    -- ping hosts
+    local pinghosts = table.unique(_g._PINGHOSTS or {})
+    if pinghosts and #pinghosts > 0 then
+ 
+        -- ping them and test speed
+        local pinginfo = ping(unpack(pinghosts))
+        
+        -- merge to ping info
+        _g._PINGINFO = table.join(_g._PINGINFO or {}, pinginfo) 
+    end
+
+    -- sort urls by the ping info
+    local pinginfo = _g._PINGINFO or {}
+    table.sort(urls, function(a, b) 
+        a = pinginfo[_parse_host(a) or ""] or 65536
+        b = pinginfo[_parse_host(b) or ""] or 65536
+        return a < b 
+    end)
+
+    -- clear hosts
+    _g._PINGHOSTS = {}
+
+    -- ok
+    return urls
+end
+