VBScript Dynamics CRM: Lookup Contact ID using Full Name

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Find a contactid given a fullname.

Documentation: https://docs.microsoft.com/en-us/dynamics365/customer-engagement/web-api/contact?view=dynamics-ce-odata-9

CURL Command

curl -X GET https://my-dynamics-domain.api.crm.dynamics.com/api/data/v9.0/contacts
  -H "Accept: application/json" \
  -H "OData-MaxVersion: 4.0"  \
  -H "OData-Version: 4.0" \
  -d "$select=contactid" \
  -d "$filter=fullname eq 'Tomasz Bochenek'" \
  -H "Authorization: Bearer DYNAMICS_CRM_ACCESS_TOKEN"

VBScript Example

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
Set outFile = fso.CreateTextFile("output.txt", True)

set rest = CreateObject("Chilkat_9_5_0.Rest")

'  URL: https://my-dynamics-domain.api.crm.dynamics.com/api/data/v9.0/contacts
bTls = 1
port = 443
bAutoReconnect = 1
success = rest.Connect("my-dynamics-domain.api.crm.dynamics.com",port,bTls,bAutoReconnect)
If (success <> 1) Then
    outFile.WriteLine("ConnectFailReason: " & rest.ConnectFailReason)
    outFile.WriteLine(rest.LastErrorText)
    WScript.Quit
End If

success = rest.AddQueryParam("$select","contactid")
success = rest.AddQueryParam("$filter","fullname eq 'Tomasz Bochenek'")

success = rest.AddHeader("OData-MaxVersion","4.0")
success = rest.AddHeader("Accept","application/json")
success = rest.AddHeader("OData-Version","4.0")
success = rest.AddHeader("Authorization","Bearer DYNAMICS_CRM_ACCESS_TOKEN")

set sbResponseBody = CreateObject("Chilkat_9_5_0.StringBuilder")
success = rest.FullRequestNoBodySb("GET","/api/data/v9.0/contacts",sbResponseBody)
If (success <> 1) Then
    outFile.WriteLine(rest.LastErrorText)
    WScript.Quit
End If

respStatusCode = rest.ResponseStatusCode
If (respStatusCode >= 400) Then
    outFile.WriteLine("Response Status Code = " & respStatusCode)
    outFile.WriteLine("Response Header:")
    outFile.WriteLine(rest.ResponseHeader)
    outFile.WriteLine("Response Body:")
    outFile.WriteLine(sbResponseBody.GetAsString())
    WScript.Quit
End If

set jsonResponse = CreateObject("Chilkat_9_5_0.JsonObject")
success = jsonResponse.LoadSb(sbResponseBody)

odataContext = jsonResponse.StringOf("""@odata.context""")
i = 0
count_i = jsonResponse.SizeOfArray("value")
Do While i < count_i
    jsonResponse.I = i
    odataEtag = jsonResponse.StringOf("value[i].""@odata.etag""")
    contactid = jsonResponse.StringOf("value[i].contactid")
    i = i + 1
Loop

outFile.Close

Sample JSON Response Body

{
  "@odata.context": "https://mydomain.api.crm.dynamics.com/api/data/v9.0/$metadata#contacts(contactid)",
  "value": [
    {
      "@odata.etag": "W/\"1162210\"",
      "contactid": "1fa1e5b9-88df-e311-b8e5-6c3be5a8b200"
    }
  ]
}