(VB.NET) Populi Get Roles

Demonstrates the Populi getRoles task.

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

' First load the previously obtained API token.
' See Get Populi Access Token for sample code showing how to get the API token.
Dim xml As New Chilkat.Xml
Dim success As Boolean = xml.LoadXmlFile("qa_data/tokens/populi_token.xml")
Dim accessKey As String = xml.GetChildContent("access_key")
If (xml.LastMethodSuccess <> True) Then
    Debug.WriteLine("Did not find the access_key")
    Exit Sub
End If


Dim rest As New Chilkat.Rest

' Connect using TLS.
' A single REST object, once connected, can be used for many Populi REST API calls.
' The auto-reconnect indicates that if the already-established HTTPS connection is closed,
' then it will be automatically re-established as needed.
Dim bAutoReconnect As Boolean = True
success = rest.Connect("yourcollege.populi.co",443,True,bAutoReconnect)
If (success <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If



rest.Authorization = accessKey

rest.AddQueryParam("task","getRoles")

Dim responseBody As String = rest.FullRequestFormUrlEncoded("POST","/api/index.php")
If (rest.LastMethodSuccess <> True) Then
    Debug.WriteLine(rest.LastErrorText)
    Exit Sub
End If


' We should expect a 200 response if successful.
If (rest.ResponseStatusCode <> 200) Then
    Debug.WriteLine("Request Header: ")
    Debug.WriteLine(rest.LastRequestHeader)
    Debug.WriteLine("----")
    Debug.WriteLine("Response StatusCode = " & rest.ResponseStatusCode)
    Debug.WriteLine("Response StatusLine: " & rest.ResponseStatusText)
    Debug.WriteLine("Response Header:")
    Debug.WriteLine(rest.ResponseHeader)
    Debug.WriteLine("Response Body:")
    Debug.WriteLine(responseBody)
    Exit Sub
End If


xml.LoadXml(responseBody)
Debug.WriteLine(xml.GetXml())

' Sample response:
' Use this online tool to generate parsing code from sample XML: 
' Generate Parsing Code from XML

' <?xml version="1.0" encoding="ISO-8859-1"?>
' <response>
'     <role>
'         <id>7</id>
'         <name>Academic Admin</name>
'         <inactive>0</inactive>
'     </role>
'     <role>
'         <id>19</id>
'         <name>Financial Aid</name>
'         <inactive>0</inactive>
'     </role>
'     <role>
'         <id>15</id>
'         <name>Registrar</name>
'         <inactive>0</inactive>
'     </role>
'     <role>
'         <id>4</id>
'         <name>Staff</name>
'         <inactive>0</inactive>
'     </role>
'     <role>
'         <id>1</id>
'         <name>Everyone</name>
'         <inactive>0</inactive>
'     </role>
' </response>


Dim i As Integer
Dim count_i As Integer
Dim id As Integer
Dim name As String
Dim inactive As Integer

i = 0
count_i = xml.NumChildrenHavingTag("role")
While i < count_i
    xml.I = i
    id = xml.GetChildIntValue("role[i]|id")
    name = xml.GetChildContent("role[i]|name")
    inactive = xml.GetChildIntValue("role[i]|inactive")
    i = i + 1
End While