(PureBasic) OSS List Buckets (Alibaba Cloud)

See more Alibaba Cloud OSS Examples

Demonstrates how to list AliCloud OSS buckets.

The Chilkat S3 functions in the HTTP class are compatible with Alibaba Cloud's OSS service.

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkXml.pb"
IncludeFile "CkHttp.pb"

Procedure ChilkatExample()

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

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success.i

    ; Insert your AccessKey ID here:
    CkHttp::setCkAwsAccessKey(http, "access-key")

    ; Insert your AccessKey Secret here:
    CkHttp::setCkAwsSecretKey(http, "secret-key")

    ; See Alibaba Object Storage Service Regions and Endpoints
    CkHttp::setCkAwsEndpoint(http, "oss-us-west-1.aliyuncs.com")

    bucketsXml.s = CkHttp::ckS3_ListBuckets(http)

    If CkHttp::ckLastMethodSuccess(http) <> 1
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        ProcedureReturn
    EndIf

    xml.i = CkXml::ckCreate()
    If xml.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkXml::ckLoadXml(xml,bucketsXml)
    Debug CkXml::ckGetXml(xml)

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

    ; Sample output:

    ; <?xml version="1.0" encoding="UTF-8"?>
    ; <ListAllMyBucketsResult xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
    ;     <Owner>
    ;         <ID>5035535379748121</ID>
    ;         <DisplayName>5035535379748121</DisplayName>
    ;     </Owner>
    ;     <Buckets>
    ;         <Bucket>
    ;             <Comment/>
    ;             <CreationDate>2021-10-28T21:30:56.000Z</CreationDate>
    ;             <ExtranetEndpoint>oss-us-east-1.aliyuncs.com</ExtranetEndpoint>
    ;             <IntranetEndpoint>oss-us-east-1-internal.aliyuncs.com</IntranetEndpoint>
    ;             <Location>oss-us-east-1</Location>
    ;             <Name>chilkat</Name>
    ;             <Region>us-east-1</Region>
    ;             <StorageClass>STANDARD</StorageClass>
    ;         </Bucket>
    ;         <Bucket>
    ;             <Comment/>
    ;             <CreationDate>2021-10-29T00:12:54.000Z</CreationDate>
    ;             <ExtranetEndpoint>oss-us-west-1.aliyuncs.com</ExtranetEndpoint>
    ;             <IntranetEndpoint>oss-us-west-1-internal.aliyuncs.com</IntranetEndpoint>
    ;             <Location>oss-us-west-1</Location>
    ;             <Name>chilkat-testbucket</Name>
    ;             <Region>us-west-1</Region>
    ;             <StorageClass>STANDARD</StorageClass>
    ;         </Bucket>
    ;         <Bucket>
    ;             <Comment/>
    ;             <CreationDate>2021-10-28T23:52:10.000Z</CreationDate>
    ;             <ExtranetEndpoint>oss-us-west-1.aliyuncs.com</ExtranetEndpoint>
    ;             <IntranetEndpoint>oss-us-west-1-internal.aliyuncs.com</IntranetEndpoint>
    ;             <Location>oss-us-west-1</Location>
    ;             <Name>chilkat2</Name>
    ;             <Region>us-west-1</Region>
    ;             <StorageClass>STANDARD</StorageClass>
    ;         </Bucket>
    ;     </Buckets>
    ; </ListAllMyBucketsResult>

    CreationDate.s
    ExtranetEndpoint.s
    IntranetEndpoint.s
    Location.s
    Name.s
    Region.s
    StorageClass.s

    ListAllMyBucketsResult_xmlns.s = CkXml::ckGetAttrValue(xml,"xmlns")
    ID.s = CkXml::ckGetChildContent(xml,"Owner|ID")
    DisplayName.s = CkXml::ckGetChildContent(xml,"Owner|DisplayName")
    i.i = 0
    count_i.i = CkXml::ckNumChildrenHavingTag(xml,"Buckets|Bucket")
    While i < count_i
        CkXml::setCkI(xml, i)
        CreationDate = CkXml::ckGetChildContent(xml,"Buckets|Bucket[i]|CreationDate")
        ExtranetEndpoint = CkXml::ckGetChildContent(xml,"Buckets|Bucket[i]|ExtranetEndpoint")
        IntranetEndpoint = CkXml::ckGetChildContent(xml,"Buckets|Bucket[i]|IntranetEndpoint")
        Location = CkXml::ckGetChildContent(xml,"Buckets|Bucket[i]|Location")
        Name = CkXml::ckGetChildContent(xml,"Buckets|Bucket[i]|Name")
        Region = CkXml::ckGetChildContent(xml,"Buckets|Bucket[i]|Region")
        StorageClass = CkXml::ckGetChildContent(xml,"Buckets|Bucket[i]|StorageClass")
        i = i + 1
    Wend


    CkHttp::ckDispose(http)
    CkXml::ckDispose(xml)


    ProcedureReturn
EndProcedure