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(Excel) Get GMail Message format=full

Examines the JSON returned when getting a message using format=full.

For more information, see https://developers.google.com/gmail/api/v1/reference/users/messages/get

Download Excel Class Modules

Chilkat Excel Class Modules

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

Dim http As Chilkat.Http
Set http = Chilkat.NewHttp

http.AuthToken = "ACCESS_TOKEN"

http.Accept = "application/json"

' This is the ID for a particular message in our mailbox...

id = "1712bc1dc22da2a2"

' Download the message using format=full
Dim success As Boolean
success = http.SetUrlVar("id",id)


Set resp = http.QuickRequest("GET","https://www.googleapis.com/gmail/v1/users/userId/messages/{$id}?format=full")
If (http.LastMethodSuccess <> True) Then
    Debug.Print http.LastErrorText
    Exit Sub
End If

Debug.Print "Response Status Code: "; resp.StatusCode

Dim json As Chilkat.JsonObject
Set json = Chilkat.NewJsonObject
success = json.Load(resp.BodyStr)
json.EmitCompact = False
Debug.Print json.Emit()

If (resp.StatusCode <> 200) Then
    Debug.Print "Failed."

    Exit Sub
End If

' Use this online tool to generate parsing code from sample JSON: 
' Generate Parsing Code from JSON

' Here is a sample "format=full" response that contains 4 attachments:
' The JSON parsing source code is shown below...

' {
'   "id": "1712bc1dc22da2a2",
'   "threadId": "1712bc1dc22da2a2",
'   "labelIds": [
'     "UNREAD",
'     "IMPORTANT",
'     "CATEGORY_PERSONAL",
'     "INBOX"
'   ],
'   "snippet": "Hello, this is a test email with attachments..",
'   "historyId": "759379",
'   "internalDate": "1585577056000",
'   "payload": {
'     "partId": "",
'     "mimeType": "multipart/mixed",
'     "filename": "",
'     "headers": [
'       {
'         "name": "Delivered-To",
'         "value": "chilkat.support@gmail.com"
'       },
'       {
'         "name": "Received",
'         "value": "..."
'       },
'       {
'         "name": "X-Received",
'         "value": "..."
'       },
'       {
'         "name": "X-Google-Smtp-Source",
'         "value": "..."
'       },
'       {
'         "name": "X-Received",
'         "value": "..."
'       },
'       {
'         "name": "ARC-Seal",
'         "value": "..."
'       },
'       {
'         "name": "ARC-Message-Signature",
'         "value": "..."
'       },
'       {
'         "name": "ARC-Authentication-Results",
'         "value": "..."
'       },
'       {
'         "name": "Return-Path",
'         "value": "..."
'       },
'       {
'         "name": "Received",
'         "value": "..."
'       },
'       {
'         "name": "Received-SPF",
'         "value": "..."
'       },
'       {
'         "name": "Authentication-Results",
'         "value": "..."
'       },
'       {
'         "name": "DKIM-Signature",
'         "value": "..."
'       },
'       {
'         "name": "DKIM-Signature",
'         "value": "..."
'       },
'       {
'         "name": "Subject",
'         "value": "Test email with attachments"
'       },
'       {
'         "name": "From",
'         "value": "..."
'       },
'       {
'         "name": "To",
'         "value": "..."
'       },
'       {
'         "name": "Date",
'         "value": "Mon, 30 Mar 2020 14:04:16 +0000"
'       },
'       {
'         "name": "Mime-Version",
'         "value": "1.0"
'       },
'       {
'         "name": "Content-Type",
'         "value": "multipart/mixed;  boundary=\"=_wNvwW3YTnQBZ24pmfFNfay3S6M-pHT7KdZIkXwYF-BFiPYNE\""
'       },
'       {
'         "name": "References",
'         "value": "..."
'       },
'       {
'         "name": "X-Mailer",
'         "value": "..."
'       },
'       {
'         "name": "Thread-Index",
'         "value": "AQHWBpwYB0UZvgGPT1KluJJUCF0BGg=="
'       },
'       {
'         "name": "Thread-Topic",
'         "value": "Test email with attachments"
'       },
'       {
'         "name": "Message-ID",
'         "value": "..."
'       },
'       {
'         "name": "X-SES-Outgoing",
'         "value": "2020.03.30-54.240.27.106"
'       },
'       {
'         "name": "Feedback-ID",
'         "value": "..."
'       }
'     ],
'     "body": {
'       "size": 0
'     },
'     "parts": [
'       {
'         "partId": "0",
'         "mimeType": "multipart/alternative",
'         "filename": "",
'         "headers": [
'           {
'             "name": "Content-Type",
'             "value": "multipart/alternative;  boundary=\"=_wNvwHW2hdOZkYPaJAhdOY4+XBEFNAcvIZ1sQcW4JkBcAdDqA\""
'           }
'         ],
'         "body": {
'           "size": 0
'         },
'         "parts": [
'           {
'             "partId": "0.0",
'             "mimeType": "text/plain",
'             "filename": "",
'             "headers": [
'               {
'                 "name": "Content-Type",
'                 "value": "text/plain; charset=UTF-8"
'               },
'               {
'                 "name": "Content-Transfer-Encoding",
'                 "value": "7bit"
'               }
'             ],
'             "body": {
'               "size": 129,
'               "data": "SGVsbG8sIHRoaXMgaXMgYSB0ZXN0IGVtYWlsIHdpdGggYXR0YWNobWVudHMuLg0KIA0KIA0KIA0KLS0gDQogQmVzdCBSZWdhcmRzLA0KIE1hdHQgRmF1c2V5DQogQ2hpbGthdCBTb2Z0d2FyZSwgSW5jLiANCg0KIA0KDQogDQog"
'             }
'           },
'           {
'             "partId": "0.1",
'             "mimeType": "multipart/related",
'             "filename": "",
'             "headers": [
'               {
'                 "name": "Content-Type",
'                 "value": "multipart/related;  boundary=\"=_wNvw-LQZP2xD5vBm4q4esgoD5F4j3w+DRPUkkzOidpnpXAre\""
'               }
'             ],
'             "body": {
'               "size": 0
'             },
'             "parts": [
'               {
'                 "partId": "0.1.0",
'                 "mimeType": "text/html",
'                 "filename": "",
'                 "headers": [
'                   {
'                     "name": "Content-Type",
'                     "value": "text/html; charset=utf-8"
'                   },
'                   {
'                     "name": "Content-Transfer-Encoding",
'                     "value": "7bit"
'                   }
'                 ],
'                 "body": {
'                   "size": 530,
'                   "data": "PGh0bWw-DQogIDxoZWFkPg0KDQogICAgPG1ldGEgaHR0cC1lcXVpdj0iY29udGVudC10eXBlIiBjb250ZW50PSJ0ZXh0L2h0bWw7IGNoYXJzZXQ9VVRGLTgiPg0KICA8L2hlYWQ-DQogIDxib2R5Pg0KICAgIEhlbGxvLCB0aGlzIGlzIGE8Zm9udCBjb2xvcj0iI2ZmMDAwMCI-IHRlc3Q8L2ZvbnQ-IGVtYWlsIHdpdGgNCiAgICBhdHRhY2htZW50cy4uPGJyPg0KICAgIDxicj4NCiAgICA8aW1nIG1vei1kby1ub3Qtc2VuZD0iZmFsc2UiDQogICAgICBzcmM9ImNpZDpwYXJ0MS5GMEI1MzVEQi5DQjZFN0ExMkBjaGlsa2F0c29mdC5jb20iIGFsdD0ic2VhaG9yc2UiDQogICAgICB3aWR0aD0iMTIwIiBoZWlnaHQ9IjEyMCI-PGJyPg0KICAgIDxkaXYgY2xhc3M9Im1vei1zaWduYXR1cmUiPi0tIDxicj4NCiAgICAgIEJlc3QgUmVnYXJkcyw8YnI-DQogICAgICBNYXR0IEZhdXNleTxicj4NCiAgICAgIENoaWxrYXQgU29mdHdhcmUsIEluYy4NCiAgICAgIDxwPg0KICAgICAgPC9wPg0KICAgIDwvZGl2Pg0KICA8L2JvZHk-DQo8L2h0bWw-DQo="
'                 }
'               },
'               {
'                 "partId": "0.1.1",
'                 "mimeType": "image/jpeg",
'                 "filename": "seahorse.jpg",
'                 "headers": [
'                   {
'                     "name": "Content-Type",
'                     "value": "image/jpeg"
'                   },
'                   {
'                     "name": "Content-Id",
'                     "value": "\u003cpart1.F0B535DB.CB6E7A12@chilkatsoft.com\u003e"
'                   },
'                   {
'                     "name": "Content-Disposition",
'                     "value": "inline; filename=seahorse.jpg"
'                   },
'                   {
'                     "name": "Content-Transfer-Encoding",
'                     "value": "base64"
'                   }
'                 ],
'                 "body": {
'                   "attachmentId": "ANGjdJ-Z1c9gUGsEzexYYEsF5nLHGUaNiZQs5HkuFQVPo5jq1eze8poigmarvERUIRj1coKUaftiQPWhiZWaFyLDcyjFbfLdjWyyO3AxRO8pY5liAhVp1bt_5f79Nk0vfnZXL0OnZmNAMdrcFe645DbsajwDZcoYnWVcsV9Fe6PCNq41e6XW8Ko4Ex7zMzkATiwlLyx0RLcR0hl-FuZ-UVpQI0JeMTkNi4eN5-9L4dRU7HTo9qEyFW_p3__vXrnEJvmEvWXNUqxKLktcZvkvql6mnAVMDiIapqsE6x0EAvFobre7sf1_T6ieVlA-m92vrtELC2HHdxzkU-qhC_LuoOSOz8nd8tfWsrB8zex0v6NFFP9mJmBUb1QGtCGTxLdI40z_LdMOSiaqmeCq4o_s",
'                   "size": 24388
'                 }
'               }
'             ]
'           }
'         ]
'       },
'       {
'         "partId": "1",
'         "mimeType": "application/pdf",
'         "filename": "helloWorld.pdf",
'         "headers": [
'           {
'             "name": "Content-Type",
'             "value": "application/pdf; name=helloWorld.pdf"
'           },
'           {
'             "name": "Content-Transfer-Encoding",
'             "value": "base64"
'           },
'           {
'             "name": "Content-Disposition",
'             "value": "attachment; filename=helloWorld.pdf"
'           }
'         ],
'         "body": {
'           "attachmentId": "ANGjdJ-oy3aCuZISJKLAhUdaEksCEklbAPyMaWzFgqOMGbPCRkgwgeu_Kttd99C17OBTHROkDZGekibTKWXGfscB5ww7fw4E65_V1dQ-jHhb2TD1Cdm58-BbNw2iDxzptco8iILPiSnLLfFn5Ps7nsRcxHaGTt3r0yqFKCuIYNnPK1vM04BXI_cfzo-HnI4I3tD6oHNHOGVQrL01MdShFQjPELPUjXM8z1qs7Kom-QyvV1iOldUN-66UuhynsmDX-CMM5TIdB-8KD_lmdhf-0DqG8JnCA20XpXyfqwS8XFkPA-t-QSjb7SdkHQFtQ4lz2PcBREFzZ2eI5j0l0Y_dQHRPYTeMwkVl1yl4MfFT4C4iso3VSF-eqaIjiFCbXKCFNyeEIW5WFsv189dhlSqU",
'           "size": 934
'         }
'       },
'       {
'         "partId": "2",
'         "mimeType": "application/x-gzip",
'         "filename": "hamlet.xml.gz",
'         "headers": [
'           {
'             "name": "Content-Type",
'             "value": "application/x-gzip; name=hamlet.xml.gz"
'           },
'           {
'             "name": "Content-Transfer-Encoding",
'             "value": "base64"
'           },
'           {
'             "name": "Content-Disposition",
'             "value": "attachment; filename=hamlet.xml.gz"
'           }
'         ],
'         "body": {
'           "attachmentId": "ANGjdJ9rvj1ebIc-f0cXG0kwsb6pDBkRCNk3IQXbJ5z0-s2mEcVat3Pp6pVm3rTkRLOyeXHzRcTuel7nxRFJX6WVAKtG-5B-GL_b6DlsOWOzH4A_IKlyJ9U4aeWT02CgQL8oRwlCu1h0BtnY6lT8zureboGOqR7qoa-i5jH8xr6ds0nUDZp71lAwfOjji3eG6Wg6HfzWzWUThYPH3ba0_q35Jii8JIMhyJwwZnGjN3lvW_VhN6UIL1DIpop95b8rdwJdpyUavm7VhGtdNrI-mpgWQtT7WIAdIe6a-O74Zf4AB7uG7bp9R-IMBqQT-1jQqkN2_xlSpe3meWbuNu-4zsYfXN-IqM-Iy4dudAXjt0aY3Y8zxuHfW5qT7o4u8wSszhTIjM1j8lt-N7GZqnwJ",
'           "size": 77409
'         }
'       },
'       {
'         "partId": "3",
'         "mimeType": "text/plain",
'         "filename": "brasil_cert.pem",
'         "headers": [
'           {
'             "name": "Content-Type",
'             "value": "text/plain; name=brasil_cert.pem"
'           },
'           {
'             "name": "Content-Transfer-Encoding",
'             "value": "base64"
'           },
'           {
'             "name": "Content-Disposition",
'             "value": "attachment; filename=brasil_cert.pem"
'           }
'         ],
'         "body": {
'           "attachmentId": "ANGjdJ8nGD_xRHvjDwNIaSUleWCWk15ksUleks0fJ29gfGVOebzjBOUnAHYgKPefUQ6d6ExtqYubpvGCka1kJAB4gFwsnhQeflBhFNkORBqtb6FAGq0FcNgrbuxyKywmoHOUV4GDsNs4OGroEcFhBeZNQ8XKEdEoaO8ht8DARn2LncjxioQ4TmZ6jawmMF-mLbW1mz4QjwNir5jLOsE11tYZV2tLDoqjsubKeJJA8xojWo9r50zWfJFgWJKXZJwyNvKyZTwLmmBL_ATFxLFp4Nvo4K37uuVdUCG8WXiWwNr0oIV1RZOd_ZOA7M6Jif0wUcppJdxXRqlsFJqGlcVsLowkVGrJNAMe-fLY1x4w5od3axZIdZQgBPlVRKYYu5xopPTrLJsn4ld7pNyAhpZW",
'           "size": 2952
'         }
'       },
'       {
'         "partId": "4",
'         "mimeType": "application/x-zip-compressed",
'         "filename": "helloWorld.zip",
'         "headers": [
'           {
'             "name": "Content-Type",
'             "value": "application/x-zip-compressed; name=helloWorld.zip"
'           },
'           {
'             "name": "Content-Transfer-Encoding",
'             "value": "base64"
'           },
'           {
'             "name": "Content-Disposition",
'             "value": "attachment; filename=helloWorld.zip"
'           }
'         ],
'         "body": {
'           "attachmentId": "ANGjdJ9nWglkRNneBVGFk5GwSg83COa0zBeiTAvoMYniPklY03-w93dmEVHJTB9CAu5WMFW_yhV4ou2oX2w9SlpZjjyTgSc7sfYWeuX3pt29z67agy9WUVYeNGpo_30LSPgeyNk_Nm0DTAaektJTEMSy65rjRyK03VkHahNpMLY6Kd_pdfrk50oceuXzwNJZ-V-bftmIluueoQMqLcWQSGBRvEdIcl6EcPFFw8KuMLrjZZJwq8_bb8uM6zUvV23Q9LsLTgWg8FaBWejBf0wuIFXl3ZhtSLa-Y8OXCApHPdUnn45hccAzaQEmy4ZG7cgvCdN_jA9eFX46HYHty7ewleKPFGLTVof2JWsMiIi9BPqfohqQ5FPm1WXlGG_bOHvaMdoWcoqbKMMvF8lWZsfz",
'           "size": 174
'         }
'       }
'     ]
'   },
'   "sizeEstimate": 152847
' }


id = json.StringOf("id")

threadId = json.StringOf("threadId")

snippet = json.StringOf("snippet")

historyId = json.StringOf("historyId")

internalDate = json.StringOf("internalDate")

payloadPartId = json.StringOf("payload.partId")

payloadMimeType = json.StringOf("payload.mimeType")

payloadFilename = json.StringOf("payload.filename")

payloadBodySize = json.IntOf("payload.body.size")

sizeEstimate = json.IntOf("sizeEstimate")

i = 0

count_i = json.SizeOfArray("labelIds")
Do While i < count_i
    json.I = i
    strVal = json.StringOf("labelIds[i]")
    i = i + 1
Loop
i = 0
count_i = json.SizeOfArray("payload.headers")
Do While i < count_i
    json.I = i
    name = json.StringOf("payload.headers[i].name")
    value = json.StringOf("payload.headers[i].value")
    i = i + 1
Loop
i = 0
count_i = json.SizeOfArray("payload.parts")
Do While i < count_i
    json.I = i
    partId = json.StringOf("payload.parts[i].partId")
    mimeType = json.StringOf("payload.parts[i].mimeType")
    filename = json.StringOf("payload.parts[i].filename")
    bodySize = json.IntOf("payload.parts[i].body.size")
    bodyAttachmentId = json.StringOf("payload.parts[i].body.attachmentId")
    j = 0
    count_j = json.SizeOfArray("payload.parts[i].headers")
    Do While j < count_j
        json.J = j
        name = json.StringOf("payload.parts[i].headers[j].name")
        value = json.StringOf("payload.parts[i].headers[j].value")
        j = j + 1
    Loop
    j = 0
    count_j = json.SizeOfArray("payload.parts[i].parts")
    Do While j < count_j
        json.J = j
        partId = json.StringOf("payload.parts[i].parts[j].partId")
        mimeType = json.StringOf("payload.parts[i].parts[j].mimeType")
        filename = json.StringOf("payload.parts[i].parts[j].filename")
        bodySize = json.IntOf("payload.parts[i].parts[j].body.size")
        bodyData = json.StringOf("payload.parts[i].parts[j].body.data")
        k = 0
        count_k = json.SizeOfArray("payload.parts[i].parts[j].headers")
        Do While k < count_k
            json.K = k
            name = json.StringOf("payload.parts[i].parts[j].headers[k].name")
            value = json.StringOf("payload.parts[i].parts[j].headers[k].value")
            k = k + 1
        Loop
        k = 0
        count_k = json.SizeOfArray("payload.parts[i].parts[j].parts")
        Do While k < count_k
            json.K = k
            partId = json.StringOf("payload.parts[i].parts[j].parts[k].partId")
            mimeType = json.StringOf("payload.parts[i].parts[j].parts[k].mimeType")
            filename = json.StringOf("payload.parts[i].parts[j].parts[k].filename")
            bodySize = json.IntOf("payload.parts[i].parts[j].parts[k].body.size")
            bodyData = json.StringOf("payload.parts[i].parts[j].parts[k].body.data")
            bodyAttachmentId = json.StringOf("payload.parts[i].parts[j].parts[k].body.attachmentId")

            Set json1 = json.ObjectOf("payload.parts[i].parts[j].parts[k]")
            i1 = 0
            count_i1 = json1.SizeOfArray("headers")
            Do While i1 < count_i1
                json1.I = i1
                name = json1.StringOf("headers[i].name")
                value = json1.StringOf("headers[i].value")
                i1 = i1 + 1
            Loop

            k = k + 1
        Loop
        j = j + 1
    Loop
    i = i + 1
Loop

 

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