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(Swift 3,4,5...) Google Contacts - Retrieve as JSONDemonstrates how to retrieve Google Contacts as JSON.
func chilkatTest() { // 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 let jsonToken = CkoJsonObject()! var success: Bool = jsonToken.loadFile("qa_data/tokens/googleContacts.json") if success != true { print("Failed to load googleContacts.json") return } let gAuth = CkoAuthGoogle()! gAuth.accessToken = jsonToken.string(of: "access_token") let rest = CkoRest()! // Connect using TLS. var bAutoReconnect: Bool = true success = rest.connect("www.google.com", port: 443, tls: true, autoReconnect: bAutoReconnect) // Provide the authentication credentials (i.e. the access token) 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" rest.addQueryParam("alt", value: "json") rest.addHeader("GData-Version", value: "3.0") let sbResponseBody = CkoStringBuilder()! success = rest.fullRequestNoBodySb("GET", uriPath: "/m8/feeds/contacts/default/full", sb: sbResponseBody) if success != true { print("\(rest.lastErrorText!)") return } // A successful response will have a status code equal to 200. if rest.responseStatusCode.intValue != 200 { print("response status code = \(rest.responseStatusCode.intValue)") print("response status text = \(rest.responseStatusText!)") print("response header: \(rest.responseHeader!)") print("response body: \(sbResponseBody.getAsString()!)") return } // If the 200 response was received, then the contacts JSON is contained // in the response body. let json = CkoJsonObject()! json.loadSb(sbResponseBody) json.emitCompact = false // Save the pretty-printed JSON response to a file. sbResponseBody.clear() json.emitSb(sbResponseBody) sbResponseBody.writeFile("qa_output/google_contacts.json", charset: "utf-8", emitBom: false) // Parse the Google Contacts JSON, and iterate over the contacts.. var totalResults: Int = json.int(of: "feed.openSearch$totalResults.$t").intValue var startIndex: Int = json.int(of: "feed.openSearch$startIndex.$t").intValue var itemsPerPage: Int = json.int(of: "feed.openSearch$itemsPerPage.$t").intValue print("totalResults = \(totalResults)") print("startIndex = \(startIndex)") print("itemsPerPage = \(itemsPerPage)") var numEntries: Int = json.size(ofArray: "feed.entry").intValue var i: Int = 0 while i < numEntries { json.i = i print("\(i + 1) ----") print("title: \(json.string(of: "feed.entry[i].title.$t")!)") var fullName: String? = json.string(of: "feed.entry[i].gd$name.gd$fullName.$t") if json.lastMethodSuccess == true { print("fullName: \(fullName!)") } // There can be multiple email addresses, so it's stored as a JSON array.. var numEmailAddresses: Int = json.size(ofArray: "feed.entry[i].gd$email").intValue var j: Int = 0 while j < numEmailAddresses { var emailAddress: String? = json.string(of: "feed.entry[i].gd$email[j].address") if json.lastMethodSuccess == true { print("email address: \(emailAddress!)") } j = j + 1 } i = i + 1 } // 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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