ixwebsocket: add package (#2879)

* ixwebsocket: add package

* ixwebsocket: add config to use mbedtls

* ixwebsocket: set default ssl

* ixwebsocket: removed shared config for wasm

* Update xmake.lua

* Update xmake.lua

* Remove on_install limits

* ixwebsocket: disable shared for wasm

* ixwebsocket: revert non shared for wasm

* ixwebsocket: set zlib version to `v1.2.13`

* ixwebsocket: add zlib include dir

* ixwebsocket: add PLATFORM_NAME for wasm

* ixwebsocket: fix quotations

* ixwebsocket: replace use of PLATFORM_NAME if wasm

* ixwebsocket: remove extra quotation mark

* ixwebsocket: remove another extra quotation mark

---------

Co-authored-by: ruki <waruqi@gmail.com>

packages/i/ixwebsocket/xmake.lua

@@ -0,0 +1,86 @@
+package("ixwebsocket")
+    set_homepage("https://github.com/machinezone/IXWebSocket")
+    set_description("websocket and http client and server library, with TLS support and very few dependencies")
+    set_license("BSD-3-Clause")
+
+    add_urls("https://github.com/machinezone/IXWebSocket/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/machinezone/IXWebSocket.git")
+
+    add_versions("v11.4.4", "9ef7fba86a91ce18693451466ddc54b1e0c4a7dc4466c3028d888d6d55dde539")
+
+    local default_ssl = nil
+    if not is_plat("windows") then
+        if is_plat("iphoneos") or is_plat("wasm") then
+            default_ssl = "mbedtls"
+        else
+            default_ssl = "openssl"
+        end
+    end
+    add_configs("ssl", {description = "Enable SSL", default = default_ssl, type = "string", values = {"openssl", "mbedtls"}})
+    add_configs("use_tls", {description = "Use TLS", default = false, type = "boolean"})
+
+    if is_plat("wasm") then
+        add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
+    end
+
+    add_deps("zlib")
+    if is_plat("windows") then
+        add_syslinks("ws2_32")
+    elseif is_plat("macosx") then
+        add_frameworks("Foundation", "Security")
+    elseif is_plat("linux", "bsd") then
+        add_syslinks("pthread")
+    end
+    add_deps("cmake")
+
+    on_load(function (package)
+        if package:config("ssl") == "openssl" then
+            package:add("deps", "openssl")
+        elseif package:config("ssl") == "mbedtls" then
+            package:add("deps", "mbedtls")
+        end
+    end)
+
+    on_install(function (package)
+        local configs = {"-DCMAKE_CXX_STANDARD=11"}
+        table.insert(configs, "-DCMAKE_BUILD_TYPE=" .. (package:is_debug() and "Debug" or "Release"))
+        table.insert(configs, "-DBUILD_SHARED_LIBS=" .. (package:config("shared") and "ON" or "OFF"))
+        table.insert(configs, "-DUSE_TLS=" .. (package:config("use_tls") and "ON" or "OFF"))
+        
+        local zlib = package:dep("zlib")
+        if zlib and not zlib:is_system() then
+            local fetchinfo = zlib:fetch({external = false})
+            if fetchinfo then
+                local includedirs = fetchinfo.includedirs or fetchinfo.sysincludedirs
+                if includedirs and #includedirs > 0 then
+                    table.insert(configs, "-DZLIB_INCLUDE_DIR=" .. table.concat(includedirs, " "))
+                end
+                local libfiles = fetchinfo.libfiles
+                if libfiles then
+                    table.insert(configs, "-DZLIB_LIBRARY=" .. table.concat(libfiles, " "))
+                end
+            end
+        end
+
+        if is_plat("wasm") then
+            io.replace("ixwebsocket/IXUserAgent.cpp", [[ss << " " << PLATFORM_NAME]], [[ss << " " << "unknown platform"]], {plain = true})
+        end
+
+        import("package.tools.cmake").install(package, configs)
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <ixwebsocket/IXNetSystem.h>
+            #include <ixwebsocket/IXWebSocket.h>
+            void test () {
+                ix::initNetSystem();
+                ix::WebSocket webSocket;
+                std::string url("wss://echo.websocket.org");
+                webSocket.setUrl(url);
+                webSocket.start();
+                webSocket.send("Hello world");
+            }
+        ]]}, {configs = {languages = "cxx11"}}))
+    end)
+