Chilkat Examples

ChilkatHOMEAndroid™Classic ASPCC++C#Mono C#.NET Core C#C# UWP/WinRTDataFlexDelphi ActiveXDelphi DLLVisual FoxProJavaLianjaMFCObjective-CPerlPHP ActiveXPHP ExtensionPowerBuilderPowerShellPureBasicCkPythonChilkat2-PythonRubySQL ServerSwift 2Swift 3/4TclUnicode CUnicode C++Visual Basic 6.0VB.NETVB.NET UWP/WinRTVBScriptXojo PluginNode.jsExcelGo

Swift 3/4 Examples

Web API Categories

ASN.1
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Service Bus
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
DSA
Diffie-Hellman
Digital Signatures
Dropbox
Dynamics CRM
ECC
Email Object
Encryption
FTP
FileAccess
Firebase
GMail REST API
Geolocation
Google APIs
Google Calendar
Google Cloud Storage
Google Drive
Google Photos
Google Sheets
Google Tasks
Gzip
HTML-to-XML/Text

HTTP
HTTP Misc
IMAP
JSON
JSON Web Encryption (JWE)
JSON Web Signatures (JWS)
JSON Web Token (JWT)
Java KeyStore (JKS)
MHT / HTML Email
MIME
Microsoft Graph
NTLM
OAuth1
OAuth2
OneDrive
OpenSSL
Outlook
PEM
PFX/P12
POP3
PRNG
REST
REST Misc
RSA Encryption
SCP
SFTP
SMTP
SSH
SSH Key
SSH Tunnel
SharePoint
Socket/SSL/TLS
Spider
Stream
Tar Archive
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(Swift 3/4) BatchModify - Add a Label to each Message in Search Results

Searchs GMail for messages meeting a criteria and adds a label to each message found.

Chilkat Downloads for the Swift Programming Language

MAC OS X (Cocoa) Objective-C/Swift Libs

iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var success: Bool

    let http = CkoHttp()!
    http.authToken = "GMAIL-ACCESS-TOKEN"

    var userId: String? = "me"
    http.setUrlVar("userId", value: userId)

    var query: String? = "subject:questions"
    http.setUrlVar("query", value: query)

    var url: String? = "https://www.googleapis.com/gmail/v1/users/{$userId}/messages?q={$query}"

    let sb = CkoStringBuilder()!
    success = http.quickGetSb(url, sbContent: sb)
    if success != true {
        print("\(http.lastErrorText!)")
        return
    }

    let json = CkoJsonObject()!
    json.loadSb(sb)
    json.emitCompact = false
    print("\(json.emit()!)")

    if http.lastStatus.intValue != 200 {
        print("Failed.")
        return
    }

    // If successful, the received JSON looks like this:
    // {
    //   "messages": [
    //     {
    //       "id": "166f583051d36144",
    //       "threadId": "166f583051d36144"
    //     },
    //     {
    //       "id": "166f5815e1f36144",
    //       "threadId": "166f5815e1f36144"
    //     },
    // 	...
    //     {
    //       "id": "166f580639e36144",
    //       "threadId": "166f580639e36144"
    //     },
    //     {
    //       "id": "15dbc2e28ec789c6",
    //       "threadId": "15dbc2e28ec789c6"
    //     }
    //   ],
    //   "nextPageToken": "13434766102274844688",
    //   "resultSizeEstimate": 103
    // }
    // 

    // Next, we'll be sending an HTTP POST to add the label "questions" to each message in the
    // search results.  The JSON to be sent for the batchModify is this:

    // 	{
    // 	  "ids": [
    // 	    string
    // 	  ],
    // 	  "addLabelIds": [
    // 	    string
    // 	  ],
    // 	  "removeLabelIds": [
    // 	    string
    // 	  ]
    // 	}

    // We'll omit "removeLabelIds" because we're not removing any labels.
    // We are parsing the JSON search results, and at the same time building the batchModify JSON.

    let json2 = CkoJsonObject()!

    var i: Int = 0
    var numMessages: Int = json.size(ofArray: "messages").intValue
    while (i < numMessages) {
        json.i = i
        var id: String? = json.string(of: "messages[i].id")
        json2.i = i
        json2.update("ids[i]", value: id)
        i = i + 1
    }

    // We need the id of the label (not the name).
    // I know the name of the label is "questions", but I need to know the id.
    // See this example: Get Label Id by Name
    // The id of my label named "questions" is "Label_43"
    var labelId: String? = "Label_43"
    json2.update("addLabelIds[0]", value: labelId)
    json2.updateNewArray("removeLabelIds")

    json2.emitCompact = false
    print("\(json2.emit()!)")

    // Send the batchModify
    url = "https://www.googleapis.com/gmail/v1/users/{$userId}/messages/batchModify"
    var resp: CkoHttpResponse? = http.postJson3(url, contentType: "application/json", json: json2)
    if http.lastMethodSuccess != true {
        print("\(http.lastErrorText!)")
        return
    }

    print("status = \(resp!.statusCode.intValue)")

    // A 204 response status indicate success.
    if resp!.statusCode.intValue != 204 {
        print("\(resp!.bodyStr!)")
        print("Failed.")
        resp = nil
        return
    }

    // The 204 response has an empty response body..
    resp = nil

    print("BatchModify success!")

}

 

© 2000-2019 Chilkat Software, Inc. All Rights Reserved.