Sample code for 30+ languages & platforms
Lua

Google People API - Update an Existing Contact

See more Google People Examples

To update an existing contact, you must include the person.metadata.sources.etag field in the person for the contact to be updated to make sure the contact has not changed since your last read.

Chilkat Lua Downloads

Lua
local chilkat = require("chilkat")

-- This example assumes the Chilkat API to have been previously unlocked.
-- See Global Unlock Sample for sample code.

-- It is assumed we previously obtained an OAuth2 access token.
-- This example loads the JSON access token file

-- originally obtained by this example: Get Google People API OAuth2 Access Token
-- or refreshed by this example: Refresh Google People API OAuth2 Access Token

local jsonToken = chilkat.JsonObject.new()
local success = jsonToken:load_file("qa_data/tokens/googlePeople.json")
if not success then
    print("Failed to load googleContacts.json")
    return
end

local http = chilkat.Http.new()

http.auth_token = jsonToken:string_of("access_token")

-- Implements the following CURL command:

-- curl -X PATCH https://people.googleapis.com/v1/resource_name:updateContact?updatePersonFields=emailAddresses \
--   -H "Content-Type: application/json" \
--   -d '{
--     "resourceName": "resource_name",
--     "etag": "#eyZ0Gu5HVas=",
--     "emailAddresses": [{ "value": "john.doe@gmail.com" }],
-- }'

-- Use the following online tool to generate HTTP code from a CURL command
-- Convert a cURL Command to HTTP Source Code

-- Use this online tool to generate code from sample JSON:
-- Generate Code to Create JSON

-- The following JSON is sent in the request body.

-- {
--   "resourceName": "resource_name",
--   "etag": "#eyZ0Gu5HVas=",
--   "emailAddresses": [
--     {
--       "value": "john.doe@gmail.com"
--     }
--   ]
-- }

local json = chilkat.JsonObject.new()
json:update_string("resourceName", "people/c172365763025317520")
json:update_string("etag", "%EigBAj0DBAUGBwgJPgoLPwwNDg8QQBESExQVFhc1GTQ3HyEiIyQlJicuGgQBAgUHIgxleVowR3U1SFZhcz0=")
json:update_string("emailAddresses[0].value", "john.doe@gmail.com")

local sbRequestBody = chilkat.StringBuilder.new()
json:emit_sb(sbRequestBody)

-- Notice that the resource name is part of the URL...
local resp = chilkat.HttpResponse.new()
success = http:http_sb("PATCH", "https://people.googleapis.com/v1/people/c172365763025317520:updateContact?updatePersonFields=emailAddresses", sbRequestBody, "utf-8", "application/json", resp)
if not success then
    print(http.last_error_text)
    return
end

local sbResponseBody = chilkat.StringBuilder.new()
resp:get_body_sb(sbResponseBody)
local jResp = chilkat.JsonObject.new()
jResp:load_sb(sbResponseBody)
jResp.emit_compact = false

print("Response Body:")
print(jResp:emit())

local respStatusCode = resp.status_code
print("Response Status Code = " .. respStatusCode)
if respStatusCode >= 400 then
    print("Response Header:")
    print(resp.header)
    print("Failed.")
    return
end

-- Sample JSON response:
-- (Sample code for parsing the JSON response is shown below)

-- {
--   "resourceName": "people/c172365763025317520",
--   "etag": "%EigBAj0DBAUGBwgJPgoLPwwNDg8QQBESExQVFhc1GTQ3HyEiIyQlJicuGgQBAgUHIgxtQnhyR2MzMGU4Yz0=",
--   "metadata": {
--     "sources": [
--       {
--         "type": "CONTACT",
--         "id": "2645dbf8c902e90",
--         "etag": "#mBxrGc30e8c=",
--         "updateTime": "2020-08-03T23:01:23.539Z"
--       }
--     ],
--     "objectType": "PERSON"
--   },
--   "names": [
--     {
--       "metadata": {
--         "primary": true,
--         "source": {
--           "type": "CONTACT",
--           "id": "2645dbf8c902e90"
--         }
--       },
--       "displayName": "John Doe",
--       "familyName": "Doe",
--       "givenName": "John",
--       "displayNameLastFirst": "Doe, John",
--       "unstructuredName": "John Doe"
--     }
--   ],
--   "photos": [
--     {
--       "metadata": {
--         "primary": true,
--         "source": {
--           "type": "CONTACT",
--           "id": "2645dbf8c902e90"
--         }
--       },
--       "url": "https://lh3.googleusercontent.com/-XdUIqeMkCWA/AAAAAAAAAAI/AAAAAAAAAAA/V8BNOaftJmYG2hHugNzYued7G9QFdeZOACLcDEAEiGQoBShD___________8BGNvwiP7______wE/s100/photo.jpg",
--       "default": true
--     }
--   ],
--   "emailAddresses": [
--     {
--       "metadata": {
--         "primary": true,
--         "source": {
--           "type": "CONTACT",
--           "id": "2645def8c902e90"
--         }
--       },
--       "value": "john.doe@gmail.com"
--     }
--   ],
--   "memberships": [
--     {
--       "metadata": {
--         "source": {
--           "type": "CONTACT",
--           "id": "2645dbf8c902e90"
--         }
--       },
--       "contactGroupMembership": {
--         "contactGroupId": "myContacts",
--         "contactGroupResourceName": "contactGroups/myContacts"
--       }
--     }
--   ]
-- }

-- Sample code for parsing the JSON response...
-- Use the following online tool to generate parsing code from sample JSON:
-- Generate Parsing Code from JSON

local v_type = ""
local id = ""
local updateTime = ""
local metadataPrimary = false
local metadataSourceType = ""
local metadataSourceId = ""
local displayName = ""
local familyName = ""
local givenName = ""
local displayNameLastFirst = ""
local unstructuredName = ""
local url = ""
local default = false
local value = ""
local contactGroupMembershipContactGroupId = ""
local contactGroupMembershipContactGroupResourceName = ""

local resourceName = jResp:string_of("resourceName")
local etag = jResp:string_of("etag")
local metadataObjectType = jResp:string_of("metadata.objectType")
local i = 0
local count_i = jResp:size_of_array("metadata.sources")
while i < count_i do
    jResp.i = i
    v_type = jResp:string_of("metadata.sources[i].type")
    id = jResp:string_of("metadata.sources[i].id")
    etag = jResp:string_of("metadata.sources[i].etag")
    updateTime = jResp:string_of("metadata.sources[i].updateTime")
    i = i + 1
end

i = 0
count_i = jResp:size_of_array("names")
while i < count_i do
    jResp.i = i
    metadataPrimary = jResp:bool_of("names[i].metadata.primary")
    metadataSourceType = jResp:string_of("names[i].metadata.source.type")
    metadataSourceId = jResp:string_of("names[i].metadata.source.id")
    displayName = jResp:string_of("names[i].displayName")
    familyName = jResp:string_of("names[i].familyName")
    givenName = jResp:string_of("names[i].givenName")
    displayNameLastFirst = jResp:string_of("names[i].displayNameLastFirst")
    unstructuredName = jResp:string_of("names[i].unstructuredName")
    i = i + 1
end

i = 0
count_i = jResp:size_of_array("photos")
while i < count_i do
    jResp.i = i
    metadataPrimary = jResp:bool_of("photos[i].metadata.primary")
    metadataSourceType = jResp:string_of("photos[i].metadata.source.type")
    metadataSourceId = jResp:string_of("photos[i].metadata.source.id")
    url = jResp:string_of("photos[i].url")
    default = jResp:bool_of("photos[i].default")
    i = i + 1
end

i = 0
count_i = jResp:size_of_array("emailAddresses")
while i < count_i do
    jResp.i = i
    metadataPrimary = jResp:bool_of("emailAddresses[i].metadata.primary")
    metadataSourceType = jResp:string_of("emailAddresses[i].metadata.source.type")
    metadataSourceId = jResp:string_of("emailAddresses[i].metadata.source.id")
    value = jResp:string_of("emailAddresses[i].value")
    i = i + 1
end

i = 0
count_i = jResp:size_of_array("memberships")
while i < count_i do
    jResp.i = i
    metadataSourceType = jResp:string_of("memberships[i].metadata.source.type")
    metadataSourceId = jResp:string_of("memberships[i].metadata.source.id")
    contactGroupMembershipContactGroupId = jResp:string_of("memberships[i].contactGroupMembership.contactGroupId")
    contactGroupMembershipContactGroupResourceName = jResp:string_of("memberships[i].contactGroupMembership.contactGroupResourceName")
    i = i + 1
end