Swift

Wasabi List Bucket Objects

See more Wasabi Examples

Demonstrates how to download and parse XML for the list of objects in a bucket. Swift

func chilkatTest() {
    var success: Bool = false

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

    let http = CkoHttp()!

    // Insert your access key here:
    http.awsAccessKey = "access-key"

    // Insert your secret key here:
    http.awsSecretKey = "secret-key"

    // Use the endpoint matching the bucket's region.
    http.awsEndpoint = "s3.us-west-1.wasabisys.com"

    var bucketName: String? = "chilkattest"

    var strXml: String? = http.s3_ListBucketObjects(bucketName: bucketName)
    if http.lastMethodSuccess != true {
        print("\(http.lastErrorText!)")
        return
    }

    print("Response status code = \(http.lastStatus.intValue)")

    let xml = CkoXml()!
    success = xml.load(xmlData: strXml)
    if success != true {
        print("\(xml.lastErrorText!)")
        return
    }

    // If the response status code was not 200, then the XML response is not a 
    // listing of objects, but instead contains error information.
    if http.lastStatus.intValue != 200 {
        print("\(xml.getXml()!)")
        print("Failed.")
        return
    }

    // A sample response is shown below.
    print("\(xml.getXml()!)")
    print("----")

    // Use this online tool to generate parsing code from sample XML: 
    // Generate Parsing Code from XML

    // <?xml version="1.0" encoding="UTF-8"?>
    // <ListBucketResult xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
    //     <Name>chilkattest</Name>
    //     <Prefix/>
    //     <Marker/>
    //     <MaxKeys>1000</MaxKeys>
    //     <IsTruncated>false</IsTruncated>
    //     <Contents>
    //         <Key>orchard.json</Key>
    //         <LastModified>2021-10-27T22:58:49.000Z</LastModified>
    //         <ETag>&quot;303fb46cf341094fef6274b7789cd6aa&quot;</ETag>
    //         <Size>22</Size>
    //         <Owner>
    //             <ID>1039F31570DBC320E89D391632FCA06FE6D10CBB2ADBD0BF6439BB1DA0C3FAD6</ID>
    //             <DisplayName>admin</DisplayName>
    //         </Owner>
    //         <StorageClass>STANDARD</StorageClass>
    //     </Contents>
    //     <Contents>
    //         <Key>seahorse.jpg</Key>
    //         <LastModified>2021-10-27T22:35:29.000Z</LastModified>
    //         <ETag>&quot;a8551f0a5437f43a796fca7623ee9232&quot;</ETag>
    //         <Size>24388</Size>
    //         <Owner>
    //             <ID>1039F31570DBC320E89D391632FCA06FE6D10CBB2ADBD0BF6439BB1DA0C3FAD6</ID>
    //             <DisplayName>admin</DisplayName>
    //         </Owner>
    //         <StorageClass>STANDARD</StorageClass>
    //     </Contents>
    //     <Contents>
    //         <Key>seahorse2.jpg</Key>
    //         <LastModified>2021-10-27T22:03:51.000Z</LastModified>
    //         <ETag>&quot;a8551f0a5437f43a796fca7623ee9232&quot;</ETag>
    //         <Size>24388</Size>
    //         <Owner>
    //             <ID>1039F31570DBC320E89D391632FCA06FE6D10CBB2ADBD0BF6439BB1DA0C3FAD6</ID>
    //             <DisplayName>admin</DisplayName>
    //         </Owner>
    //         <StorageClass>STANDARD</StorageClass>
    //     </Contents>
    // </ListBucketResult>

    var Key: String?
    var LastModified: String?
    var ETag: String?
    var SizeDecimalStr: String?
    var ID: String?
    var DisplayName: String?
    var StorageClass: String?

    var ListBucketResult_xmlns: String? = xml.getAttrValue(name: "xmlns")
    var Name: String? = xml.getChildContent(tagPath: "Name")
    var MaxKeys: Int = xml.getChildIntValue(tagPath: "MaxKeys").intValue
    var IsTruncated: String? = xml.getChildContent(tagPath: "IsTruncated")
    var i: Int = 0
    var count_i: Int = xml.numChildrenHavingTag(tag: "Contents").intValue
    while i < count_i {
        xml.i = i
        Key = xml.getChildContent(tagPath: "Contents[i]|Key")
        LastModified = xml.getChildContent(tagPath: "Contents[i]|LastModified")
        ETag = xml.getChildContent(tagPath: "Contents[i]|ETag")
        SizeDecimalStr = xml.getChildContent(tagPath: "Contents[i]|Size")
        ID = xml.getChildContent(tagPath: "Contents[i]|Owner|ID")
        DisplayName = xml.getChildContent(tagPath: "Contents[i]|Owner|DisplayName")
        StorageClass = xml.getChildContent(tagPath: "Contents[i]|StorageClass")
        print("\(i): \(Key!)")
        i = i + 1
    }


}