Created
April 20, 2025 20:53
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Apisix json body modify sample
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| local core = require("apisix.core") | |
| local plugin_name = "json-transformer" | |
| local schema = { | |
| type = "object", | |
| properties = { | |
| }, | |
| } | |
| local _M = { | |
| version = 0.1, | |
| priority = 0, | |
| name = plugin_name, | |
| schema = schema, | |
| } | |
| function _M.check_schema(conf) | |
| return core.schema.check(schema, conf) | |
| end | |
| function _M.access(conf, ctx) | |
| end | |
| function _M.header_filter(conf, ctx) | |
| end | |
| function _M.body_filter(conf, ctx) | |
| local headers = core.response.header(ctx) | |
| if not headers or not headers["Content-Type"] or | |
| not string.find(headers["Content-Type"]:lower(), "application/json") then | |
| return | |
| end | |
| local body = core.response.get_body() | |
| if not body then | |
| return | |
| end | |
| local data, err = core.json.decode(body) | |
| if not data then | |
| core.log.error("failed to decode JSON: ", err) | |
| return | |
| end | |
| if not data.results or not data.results[1] then | |
| return | |
| end | |
| local original = data.results[1] | |
| local transformed = { | |
| gender = original.gender, | |
| name = original.name, | |
| email = original.email, | |
| dob = original.dob, | |
| phone = original.phone, | |
| cell = original.cell | |
| } | |
| core.response.set_body(core.json.encode(transformed)) | |
| end | |
| return _M |
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| { | |
| "results": [ | |
| { | |
| "gender": "male", | |
| "name": { | |
| "title": "Mr", | |
| "first": "Jacobo", | |
| "last": "Henríquez" | |
| }, | |
| "location": { | |
| "street": { | |
| "number": 4518, | |
| "name": "Callejón Urbina" | |
| }, | |
| "city": "Rioverde", | |
| "state": "Yucatan", | |
| "country": "Mexico", | |
| "postcode": 10096, | |
| "coordinates": { | |
| "latitude": "27.0536", | |
| "longitude": "-63.8377" | |
| }, | |
| "timezone": { | |
| "offset": "-1:00", | |
| "description": "Azores, Cape Verde Islands" | |
| } | |
| }, | |
| "email": "[email protected]", | |
| "login": { | |
| "uuid": "76674af0-f538-4a77-9adb-5e93ddb595f8", | |
| "username": "smallpanda412", | |
| "password": "mypass", | |
| "salt": "8toHQDD1", | |
| "md5": "c98f04cfd56f5cf37c119f6c8f9628bc", | |
| "sha1": "0ac9f954bc86a3b13fa33573b6bc84937c283391", | |
| "sha256": "142b6dc29542509e15d750432c2998c79d1379b58f4adb30490add4d460b44c4" | |
| }, | |
| "dob": { | |
| "date": "1996-06-26T08:51:56.913Z", | |
| "age": 28 | |
| }, | |
| "registered": { | |
| "date": "2013-08-13T13:28:44.780Z", | |
| "age": 11 | |
| }, | |
| "phone": "(688) 735 3956", | |
| "cell": "(676) 961 6792", | |
| "id": { | |
| "name": "NSS", | |
| "value": "98 81 54 1105 7" | |
| }, | |
| "picture": { | |
| "large": "https://randomuser.me/api/portraits/men/23.jpg", | |
| "medium": "https://randomuser.me/api/portraits/med/men/23.jpg", | |
| "thumbnail": "https://randomuser.me/api/portraits/thumb/men/23.jpg" | |
| }, | |
| "nat": "MX" | |
| } | |
| ], | |
| "info": { | |
| "seed": "a57ce5a533f345d0", | |
| "results": 1, | |
| "page": 1, | |
| "version": "1.4" | |
| } | |
| } |
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| { | |
| "gender": "male", | |
| "name": { | |
| "title": "Mr", | |
| "first": "Jacobo", | |
| "last": "Henríquez" | |
| }, | |
| "email": "[email protected]", | |
| "dob": { | |
| "date": "1996-06-26T08:51:56.913Z", | |
| "age": 28 | |
| }, | |
| "phone": "(688) 735 3956", | |
| "cell": "(676) 961 6792" | |
| } |
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