Classic ASP
Classic ASP
Google Contacts - Retrieve as JSON
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Demonstrates how to retrieve Google Contacts as JSON.Chilkat Classic ASP Downloads
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success = 0
' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.
' --------------------------------------------------------------------------------------------------------
' Note: The code for setting up the Chilkat REST object and making the initial connection can be done once.
' Once connected, the REST object may be re-used for many REST API calls.
' (It's a good idea to put the connection setup code in a separate function/subroutine.)
' --------------------------------------------------------------------------------------------------------
' It is assumed we previously obtained an OAuth2 access token.
' This example loads the JSON access token file
' saved by this example: Get Google Contacts OAuth2 Access Token
set jsonToken = Server.CreateObject("Chilkat.JsonObject")
success = jsonToken.LoadFile("qa_data/tokens/googleContacts.json")
If (success <> 1) Then
Response.Write "<pre>" & Server.HTMLEncode( "Failed to load googleContacts.json") & "</pre>"
Response.End
End If
set gAuth = Server.CreateObject("Chilkat.AuthGoogle")
gAuth.AccessToken = jsonToken.StringOf("access_token")
set rest = Server.CreateObject("Chilkat.Rest")
' Connect using TLS.
bAutoReconnect = 1
success = rest.Connect("www.google.com",443,1,bAutoReconnect)
' Provide the authentication credentials (i.e. the access token)
success = rest.SetAuthGoogle(gAuth)
' ----------------------------------------------
' OK, the REST connection setup is completed..
' ----------------------------------------------
' To retrieve the contacts, we need to send the following:
' GET /m8/feeds/contacts/default/full
' GData-Version: 3.0
' To get the contacts data in JSON format, set the "alt" query parameter to "json"
success = rest.AddQueryParam("alt","json")
success = rest.AddHeader("GData-Version","3.0")
set sbResponseBody = Server.CreateObject("Chilkat.StringBuilder")
success = rest.FullRequestNoBodySb("GET","/m8/feeds/contacts/default/full",sbResponseBody)
If (success <> 1) Then
Response.Write "<pre>" & Server.HTMLEncode( rest.LastErrorText) & "</pre>"
Response.End
End If
' A successful response will have a status code equal to 200.
If (rest.ResponseStatusCode <> 200) Then
Response.Write "<pre>" & Server.HTMLEncode( "response status code = " & rest.ResponseStatusCode) & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( "response status text = " & rest.ResponseStatusText) & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( "response header: " & rest.ResponseHeader) & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( "response body: " & sbResponseBody.GetAsString()) & "</pre>"
Response.End
End If
' If the 200 response was received, then the contacts JSON is contained
' in the response body.
set json = Server.CreateObject("Chilkat.JsonObject")
success = json.LoadSb(sbResponseBody)
json.EmitCompact = 0
' Save the pretty-printed JSON response to a file.
sbResponseBody.Clear
success = json.EmitSb(sbResponseBody)
success = sbResponseBody.WriteFile("qa_output/google_contacts.json","utf-8",0)
' Parse the Google Contacts JSON, and iterate over the contacts..
totalResults = json.IntOf("feed.openSearch$totalResults.$t")
startIndex = json.IntOf("feed.openSearch$startIndex.$t")
itemsPerPage = json.IntOf("feed.openSearch$itemsPerPage.$t")
Response.Write "<pre>" & Server.HTMLEncode( "totalResults = " & totalResults) & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( "startIndex = " & startIndex) & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( "itemsPerPage = " & itemsPerPage) & "</pre>"
numEntries = json.SizeOfArray("feed.entry")
i = 0
Do While i < numEntries
json.I = i
Response.Write "<pre>" & Server.HTMLEncode( i + 1 & " ----") & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( "title: " & json.StringOf("feed.entry[i].title.$t")) & "</pre>"
fullName = json.StringOf("feed.entry[i].gd$name.gd$fullName.$t")
If (json.LastMethodSuccess = 1) Then
Response.Write "<pre>" & Server.HTMLEncode( "fullName: " & fullName) & "</pre>"
End If
' There can be multiple email addresses, so it's stored as a JSON array..
numEmailAddresses = json.SizeOfArray("feed.entry[i].gd$email")
j = 0
Do While j < numEmailAddresses
emailAddress = json.StringOf("feed.entry[i].gd$email[j].address")
If (json.LastMethodSuccess = 1) Then
Response.Write "<pre>" & Server.HTMLEncode( "email address: " & emailAddress) & "</pre>"
End If
j = j + 1
Loop
i = i + 1
Loop
' A sample Google Contacts JSON response:
' {
' "version": "1.0",
' "encoding": "UTF-8",
' "feed": {
' "xmlns": "http://www.w3.org/2005/Atom",
' "xmlns$openSearch": "http://a9.com/-/spec/opensearch/1.1/",
' "xmlns$gContact": "http://schemas.google.com/contact/2008",
' "xmlns$batch": "http://schemas.google.com/gdata/batch",
' "xmlns$gd": "http://schemas.google.com/g/2005",
' "gd$etag": "\"QHw5eTVSLyt7I2A9XRFaE0kNTwI.\"",
' "id": {
' "$t": "chilkat.support@gmail.com"
' },
' "updated": {
' "$t": "2016-11-17T01:57:41.221Z"
' },
' "category": [
' {
' "scheme": "http://schemas.google.com/g/2005#kind",
' "term": "http://schemas.google.com/contact/2008#contact"
' }
' ],
' "title": {
' "$t": "Chilkat Support's Contacts"
' },
' "link": [
' {
' "rel": "alternate",
' "type": "text/html",
' "href": "https://www.googleapis.com/"
' },
' {
' "rel": "http://schemas.google.com/g/2005#feed",
' "type": "application/atom+xml",
' "href": "https://www.googleapis.com/m8/feeds/contacts/chilkat.support%40gmail.com/full"
' },
' {
' "rel": "http://schemas.google.com/g/2005#post",
' "type": "application/atom+xml",
' "href": "https://www.googleapis.com/m8/feeds/contacts/chilkat.support%40gmail.com/full"
' },
' {
' "rel": "http://schemas.google.com/g/2005#batch",
' "type": "application/atom+xml",
' "href": "https://www.googleapis.com/m8/feeds/contacts/chilkat.support%40gmail.com/full/batch"
' },
' {
' "rel": "self",
' "type": "application/atom+xml",
' "href": "https://www.googleapis.com/m8/feeds/contacts/chilkat.support%40gmail.com/full?max-results=25&alt=json"
' },
' {
' "rel": "next",
' "type": "application/atom+xml",
' "href": "https://www.googleapis.com/m8/feeds/contacts/chilkat.support%40gmail.com/full?max-results=25&alt=json&start-index=26"
' }
' ],
' "author": [
' {
' "name": {
' "$t": "Chilkat Support"
' },
' "email": {
' "$t": "chilkat.support@gmail.com"
' }
' }
' ],
' "generator": {
' "version": "1.0",
' "uri": "http://www.google.com/m8/feeds",
' "$t": "Contacts"
' },
' "openSearch$totalResults": {
' "$t": "350"
' },
' "openSearch$startIndex": {
' "$t": "1"
' },
' "openSearch$itemsPerPage": {
' "$t": "25"
' },
' "entry": [
' {
' "id": {
' "$t": "http://www.google.com/m8/feeds/contacts/chilkat.support%40gmail.com/base/0"
' },
' "gd$etag": "\"SX8zcTVSLyt7I2A9WxBXFU4MQwI.\"",
' "updated": {
' "$t": "2010-01-26T20:07:48.189Z"
' },
' "app$edited": {
' "xmlns$app": "http://www.w3.org/2007/app",
' "$t": "2010-01-26T20:07:48.189Z"
' },
' "category": [
' {
' "scheme": "http://schemas.google.com/g/2005#kind",
' "term": "http://schemas.google.com/contact/2008#contact"
' }
' ],
' "title": {
' "$t": "Joe Sample"
' },
' "link": [
' {
' "rel": "http://schemas.google.com/contacts/2008/rel#photo",
' "type": "image/*",
' "href": "https://www.googleapis.com/m8/feeds/photos/media/chilkat.support%40gmail.com/0"
' },
' {
' "rel": "self",
' "type": "application/atom+xml",
' "href": "https://www.googleapis.com/m8/feeds/contacts/chilkat.support%40gmail.com/full/0"
' },
' {
' "rel": "edit",
' "type": "application/atom+xml",
' "href": "https://www.googleapis.com/m8/feeds/contacts/chilkat.support%40gmail.com/full/0"
' }
' ],
' "gd$name": {
' "gd$fullName": {
' "$t": "Joe Sample"
' },
' "gd$givenName": {
' "$t": "Joe"
' },
' "gd$familyName": {
' "$t": "Sample"
' }
' },
' "gd$email": [
' {
' "address": "somebody@gmail.com",
' "primary": "true",
' "rel": "http://schemas.google.com/g/2005#other"
' }
' ]
' },
' ... more entries ...
'
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