JSON API, fetch() API
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Face
37
flumi/Scripts/Utils/Lua/JSON.gd
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37
flumi/Scripts/Utils/Lua/JSON.gd
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class_name LuaJSONUtils
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extends RefCounted
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static func setup_json_api(vm: LuauVM):
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vm.lua_newtable()
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vm.lua_pushcallable(_lua_json_parse_handler, "JSON.parse")
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vm.lua_setfield(-2, "parse")
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vm.lua_pushcallable(_lua_json_stringify_handler, "JSON.stringify")
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vm.lua_setfield(-2, "stringify")
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vm.lua_setglobal("JSON")
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static func _lua_json_parse_handler(vm: LuauVM) -> int:
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var json_string: String = vm.luaL_checkstring(1)
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var json = JSON.new()
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var parse_result = json.parse(json_string)
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if parse_result == OK:
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vm.lua_pushvariant(json.data)
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return 1
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else:
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# Return nil and error message
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vm.lua_pushnil()
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vm.lua_pushstring("JSON parse error: " + json.get_error_message())
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return 2
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static func _lua_json_stringify_handler(vm: LuauVM) -> int:
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var value = vm.lua_tovariant(1)
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var json = JSON.new()
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var json_string = json.stringify(value)
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vm.lua_pushstring(json_string)
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return 1
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1
flumi/Scripts/Utils/Lua/JSON.gd.uid
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1
flumi/Scripts/Utils/Lua/JSON.gd.uid
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@@ -0,0 +1 @@
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uid://caxwx127g48l3
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240
flumi/Scripts/Utils/Lua/Network.gd
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240
flumi/Scripts/Utils/Lua/Network.gd
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class_name LuaNetworkUtils
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extends RefCounted
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static func setup_network_api(vm: LuauVM):
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vm.lua_pushcallable(_lua_fetch_handler, "fetch")
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vm.lua_setglobal("fetch")
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static func _lua_fetch_handler(vm: LuauVM) -> int:
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var url: String = vm.luaL_checkstring(1)
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var options: Dictionary = {}
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if vm.lua_gettop() >= 2 and vm.lua_istable(2):
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options = vm.lua_todictionary(2)
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# Default options
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var method = options.get("method", "GET").to_upper()
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var headers = options.get("headers", {})
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var body = options.get("body", "")
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# Set request options
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var headers_array: PackedStringArray = []
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for header_name in headers:
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headers_array.append(str(header_name) + ": " + str(headers[header_name]))
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var response_data = make_http_request(url, method, headers_array, body)
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# Create response object with actual data
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vm.lua_newtable()
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# Add response properties
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vm.lua_pushinteger(response_data.status)
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vm.lua_setfield(-2, "status")
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vm.lua_pushstring(response_data.status_text)
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vm.lua_setfield(-2, "statusText")
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# Convert response headers to table
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vm.lua_newtable()
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for header_name in response_data.headers:
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vm.lua_pushstring(response_data.headers[header_name])
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vm.lua_setfield(-2, header_name.to_lower())
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vm.lua_setfield(-2, "headers")
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# Store response body
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vm.lua_pushstring(response_data.body)
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vm.lua_setfield(-2, "_response_body")
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# Add response methods
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vm.lua_pushcallable(_response_text_handler, "response.text")
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vm.lua_setfield(-2, "text")
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vm.lua_pushcallable(_response_json_handler, "response.json")
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vm.lua_setfield(-2, "json")
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vm.lua_pushcallable(_response_ok_handler, "response.ok")
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vm.lua_setfield(-2, "ok")
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return 1
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static func _response_text_handler(vm: LuauVM) -> int:
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vm.luaL_checktype(1, vm.LUA_TTABLE)
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vm.lua_getfield(1, "_response_body")
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var response_text = vm.lua_tostring(-1)
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vm.lua_pop(1)
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vm.lua_pushstring(response_text)
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return 1
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static func _response_json_handler(vm: LuauVM) -> int:
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vm.luaL_checktype(1, vm.LUA_TTABLE)
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vm.lua_getfield(1, "_response_body")
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var response_text = vm.lua_tostring(-1)
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vm.lua_pop(1)
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var json = JSON.new()
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var parse_result = json.parse(response_text)
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if parse_result == OK:
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vm.lua_pushvariant(json.data)
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else:
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vm.luaL_error("Invalid JSON in response")
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return 1
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static func _response_ok_handler(vm: LuauVM) -> int:
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vm.luaL_checktype(1, vm.LUA_TTABLE)
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vm.lua_getfield(1, "status")
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var status = vm.lua_tointeger(-1)
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vm.lua_pop(1)
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vm.lua_pushboolean(status >= 200 and status < 300)
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return 1
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static func make_http_request(url: String, method: String, headers: PackedStringArray, body: String) -> Dictionary:
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var http_client = HTTPClient.new()
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var response_data = {
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"status": 0,
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"status_text": "Network Error",
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"headers": {},
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"body": ""
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}
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# Parse URL
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var url_parts = url.split("://")
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if url_parts.size() < 2:
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response_data.status = 400
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response_data.status_text = "Bad Request - Invalid URL"
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return response_data
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var protocol = url_parts[0].to_lower()
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var use_ssl = (protocol == "https" or protocol == "gurt+ssl")
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var remaining_url = url_parts[1]
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var host_path = remaining_url.split("/", false, 1)
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var host = host_path[0]
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var path = "/" + (host_path[1] if host_path.size() > 1 else "")
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# Extract port if specified
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var port = 80
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if use_ssl:
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port = 443
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var host_parts = host.split(":")
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if host_parts.size() > 1:
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host = host_parts[0]
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port = host_parts[1].to_int()
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# Connect to host
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var error: Error
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if use_ssl:
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var tls_options = TLSOptions.client()
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error = http_client.connect_to_host(host, port, tls_options)
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else:
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error = http_client.connect_to_host(host, port)
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if error != OK:
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response_data.status = 0
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response_data.status_text = "Connection Failed"
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return response_data
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# Wait for connection
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var timeout_count = 0
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while http_client.get_status() == HTTPClient.STATUS_CONNECTING or http_client.get_status() == HTTPClient.STATUS_RESOLVING:
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http_client.poll()
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OS.delay_msec(10)
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timeout_count += 1
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if timeout_count > 300: # 3 second timeout
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response_data.status = 0
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response_data.status_text = "Connection Timeout"
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return response_data
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if http_client.get_status() != HTTPClient.STATUS_CONNECTED:
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response_data.status = 0
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response_data.status_text = "Connection Failed"
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return response_data
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# Convert method string to HTTPClient.Method enum
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var http_method: HTTPClient.Method
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match method:
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"GET":
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http_method = HTTPClient.METHOD_GET
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"POST":
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http_method = HTTPClient.METHOD_POST
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"PUT":
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http_method = HTTPClient.METHOD_PUT
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"DELETE":
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http_method = HTTPClient.METHOD_DELETE
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"HEAD":
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http_method = HTTPClient.METHOD_HEAD
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"OPTIONS":
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http_method = HTTPClient.METHOD_OPTIONS
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"PATCH":
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http_method = HTTPClient.METHOD_PATCH
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_:
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http_method = HTTPClient.METHOD_GET
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# Make request
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error = http_client.request(http_method, path, headers, body)
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if error != OK:
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response_data.status = 0
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response_data.status_text = "Request Failed"
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return response_data
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# Wait for response
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timeout_count = 0
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while http_client.get_status() == HTTPClient.STATUS_REQUESTING:
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http_client.poll()
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OS.delay_msec(10)
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timeout_count += 1
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if timeout_count > 1000: # 10 second timeout
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response_data.status = 0
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response_data.status_text = "Request Timeout"
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return response_data
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if http_client.get_status() != HTTPClient.STATUS_BODY and http_client.get_status() != HTTPClient.STATUS_CONNECTED:
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response_data.status = 0
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response_data.status_text = "Request Failed"
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return response_data
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# Get response
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if http_client.has_response():
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response_data.status = http_client.get_response_code()
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# Get status text
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match response_data.status:
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200: response_data.status_text = "OK"
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201: response_data.status_text = "Created"
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204: response_data.status_text = "No Content"
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400: response_data.status_text = "Bad Request"
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401: response_data.status_text = "Unauthorized"
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403: response_data.status_text = "Forbidden"
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404: response_data.status_text = "Not Found"
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500: response_data.status_text = "Internal Server Error"
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_: response_data.status_text = "Unknown"
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# Get response headers
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var response_headers = http_client.get_response_headers_as_dictionary()
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response_data.headers = response_headers
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# Get response body
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var body_bytes = PackedByteArray()
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timeout_count = 0
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while http_client.get_status() == HTTPClient.STATUS_BODY:
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http_client.poll()
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var chunk = http_client.read_response_body_chunk()
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if chunk.size() > 0:
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body_bytes.append_array(chunk)
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timeout_count = 0
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else:
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OS.delay_msec(10)
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timeout_count += 1
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if timeout_count > 1000: # 10 second timeout for body
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break
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response_data.body = body_bytes.get_string_from_utf8()
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http_client.close()
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return response_data
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1
flumi/Scripts/Utils/Lua/Network.gd.uid
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1
flumi/Scripts/Utils/Lua/Network.gd.uid
Normal file
@@ -0,0 +1 @@
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uid://ffy8hyqtivhg
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@@ -325,6 +325,12 @@ func _setup_additional_lua_apis():
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# Setup Clipboard API for threaded execution
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LuaClipboardUtils.setup_clipboard_api(lua_vm)
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# Setup Network API for threaded execution
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LuaNetworkUtils.setup_network_api(lua_vm)
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# Setup JSON API for threaded execution
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LuaJSONUtils.setup_json_api(lua_vm)
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func _threaded_table_tostring_handler(vm: LuauVM) -> int:
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vm.luaL_checktype(1, vm.LUA_TTABLE)
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