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Changes for page 2 Script

Last modified by Devin Chen on 2026/03/10 10:53
From version 18.1
edited by Devin Chen
on 2026/03/05 15:57
Change comment: There is no comment for this version
To version 21.1
edited by Devin Chen
on 2026/03/10 10:53
Change comment: There is no comment for this version

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2048 2048  
2049 2049  (% style="text-align:center" %)
2050 2050  [[image:RW7OUCVVp1.png||height="617" width="943"]]
2051 -
2052 -
2053 2053  {{/info}}
2054 2054  
2055 -
2053 +**3. V-box settings**
2054 +
2055 +3.1 Real-time tags setting
2056 +
2057 +(% style="text-align:center" %)
2058 +[[image:PixPin_2026-03-05_16-00-15.png||height="291" width="982"]]
2059 +
2060 +3.2 Lua Script:
2061 +
2062 +3.2.1 Basic Configuration Information
2063 +
2064 +(% style="text-align:center" %)
2065 +[[image:PixPin_2026-03-05_16-02-35.png||height="451" width="480"]]
2066 +
2067 +3.2.2 Lua Script Demo
2068 +
2069 +{{code language="Lua"}}
2070 +-- Google Apps Script deployment URL (required)
2071 +local req_url = "https://script.google.com/macros/s/AKfycbxbAxKSysisJKdXeL5k1IuH4mYhnN2qOuq9ZbTtYJRQMSBgYi67eaqZRrS4JmhsA2dL/exec"
2072 +
2073 +function sheet.main()
2074 + -- Entry point: trigger the data sending process
2075 + prepareAndSendSheetData()
2076 +end
2077 +
2078 +-- Prepares data from PLC addresses and sends it to Google Sheets
2079 +-- Fetches: name (string) and score (word) from specified memory addresses
2080 +-- Constructs JSON payload and triggers HTTP POST request
2081 +
2082 +function prepareAndSendSheetData()
2083 +
2084 + float_num = addr_getfloat("@floating number")
2085 + -- Build the data payload to be sent to Google Sheets
2086 + local SheetData = {
2087 + sheetName = "Sheet1", -- Target sheet name
2088 + stringData = addr_getstring("@string", 20), -- Fetch string from address (max 20 chars)
2089 + integerNumber = addr_getword("@word"), -- Fetch 16-bit integer from address
2090 + floatingNumber = string.format("%0.4f", float_num) -- Fetch 32-bit floating number from address
2091 + }
2092 +
2093 + -- Directly use the single dataset as the message
2094 + local message = SheetData
2095 +
2096 + -- Debug output (optional, can be removed in production)
2097 + print("URL: " .. tostring(req_url))
2098 + print("Request Body: " .. json.encode(message))
2099 +
2100 + -- Send the request via HTTP POST
2101 + executeHttpPostRequest(req_url, message)
2102 +end
2103 +
2104 +
2105 +-- Executes HTTP POST request to Google Apps Script endpoint
2106 +-- @param req_url: target URL for the POST request
2107 +-- @param message: Lua table containing data to be sent (will be JSON-encoded)
2108 +
2109 +
2110 +function executeHttpPostRequest(req_url, message)
2111 + -- Required libraries
2112 + local json = require("json")
2113 + local ltn12 = require("ltn12")
2114 + local https = require("https")
2115 +
2116 + -- Encode the message table into a JSON string
2117 + local request_body = json.encode(message)
2118 + local max_redirects = 0 -- Number of redirects to follow (set to 0 for none)
2119 + local current_url = req_url
2120 +
2121 + local response_body = {}
2122 + local res, code, response_headers = https.request{
2123 + url = current_url,
2124 + method = "POST",
2125 + headers = {
2126 + ["Content-Type"] = "application/json",
2127 + ["Content-Length"] = #request_body
2128 + },
2129 + source = ltn12.source.string(request_body),
2130 + sink = ltn12.sink.table(response_body)
2131 + }
2132 +
2133 +end
2134 +{{/code}}
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