Unicode C++
Unicode C++
Get GMail Message format=full
See more GMail REST API Examples
Examines the JSON returned when getting a message using format=full.Chilkat Unicode C++ Downloads
#include <CkHttpW.h>
#include <CkHttpResponseW.h>
#include <CkJsonObjectW.h>
void ChilkatSample(void)
{
bool success = false;
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
CkHttpW http;
http.put_AuthToken(L"ACCESS_TOKEN");
http.put_Accept(L"application/json");
// This is the ID for a particular message in our mailbox...
const wchar_t *id = L"1712bc1dc22da2a2";
// Download the message using format=full
http.SetUrlVar(L"id",id);
CkHttpResponseW resp;
success = http.HttpNoBody(L"GET",L"https://www.googleapis.com/gmail/v1/users/userId/messages/{$id}?format=full",resp);
if (success == false) {
wprintf(L"%s\n",http.lastErrorText());
return;
}
wprintf(L"Response Status Code: %d\n",resp.get_StatusCode());
CkJsonObjectW json;
json.Load(resp.bodyStr());
json.put_EmitCompact(false);
wprintf(L"%s\n",json.emit());
if (resp.get_StatusCode() != 200) {
wprintf(L"Failed.\n");
return;
}
// 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
// }
// Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
// See this example explaining how this memory should be used: const char * functions.
const wchar_t *strVal = 0;
const wchar_t *name = 0;
const wchar_t *value = 0;
const wchar_t *partId = 0;
const wchar_t *mimeType = 0;
const wchar_t *filename = 0;
int bodySize;
const wchar_t *bodyAttachmentId = 0;
int j;
int count_j;
const wchar_t *bodyData = 0;
int k;
int count_k;
CkJsonObjectW json1;
int i1;
int count_i1;
const wchar_t *id = json.stringOf(L"id");
const wchar_t *threadId = json.stringOf(L"threadId");
const wchar_t *snippet = json.stringOf(L"snippet");
const wchar_t *historyId = json.stringOf(L"historyId");
const wchar_t *internalDate = json.stringOf(L"internalDate");
const wchar_t *payloadPartId = json.stringOf(L"payload.partId");
const wchar_t *payloadMimeType = json.stringOf(L"payload.mimeType");
const wchar_t *payloadFilename = json.stringOf(L"payload.filename");
int payloadBodySize = json.IntOf(L"payload.body.size");
int sizeEstimate = json.IntOf(L"sizeEstimate");
int i = 0;
int count_i = json.SizeOfArray(L"labelIds");
while (i < count_i) {
json.put_I(i);
strVal = json.stringOf(L"labelIds[i]");
i = i + 1;
}
i = 0;
count_i = json.SizeOfArray(L"payload.headers");
while (i < count_i) {
json.put_I(i);
name = json.stringOf(L"payload.headers[i].name");
value = json.stringOf(L"payload.headers[i].value");
i = i + 1;
}
i = 0;
count_i = json.SizeOfArray(L"payload.parts");
while (i < count_i) {
json.put_I(i);
partId = json.stringOf(L"payload.parts[i].partId");
mimeType = json.stringOf(L"payload.parts[i].mimeType");
filename = json.stringOf(L"payload.parts[i].filename");
bodySize = json.IntOf(L"payload.parts[i].body.size");
bodyAttachmentId = json.stringOf(L"payload.parts[i].body.attachmentId");
j = 0;
count_j = json.SizeOfArray(L"payload.parts[i].headers");
while (j < count_j) {
json.put_J(j);
name = json.stringOf(L"payload.parts[i].headers[j].name");
value = json.stringOf(L"payload.parts[i].headers[j].value");
j = j + 1;
}
j = 0;
count_j = json.SizeOfArray(L"payload.parts[i].parts");
while (j < count_j) {
json.put_J(j);
partId = json.stringOf(L"payload.parts[i].parts[j].partId");
mimeType = json.stringOf(L"payload.parts[i].parts[j].mimeType");
filename = json.stringOf(L"payload.parts[i].parts[j].filename");
bodySize = json.IntOf(L"payload.parts[i].parts[j].body.size");
bodyData = json.stringOf(L"payload.parts[i].parts[j].body.data");
k = 0;
count_k = json.SizeOfArray(L"payload.parts[i].parts[j].headers");
while (k < count_k) {
json.put_K(k);
name = json.stringOf(L"payload.parts[i].parts[j].headers[k].name");
value = json.stringOf(L"payload.parts[i].parts[j].headers[k].value");
k = k + 1;
}
k = 0;
count_k = json.SizeOfArray(L"payload.parts[i].parts[j].parts");
while (k < count_k) {
json.put_K(k);
partId = json.stringOf(L"payload.parts[i].parts[j].parts[k].partId");
mimeType = json.stringOf(L"payload.parts[i].parts[j].parts[k].mimeType");
filename = json.stringOf(L"payload.parts[i].parts[j].parts[k].filename");
bodySize = json.IntOf(L"payload.parts[i].parts[j].parts[k].body.size");
bodyData = json.stringOf(L"payload.parts[i].parts[j].parts[k].body.data");
bodyAttachmentId = json.stringOf(L"payload.parts[i].parts[j].parts[k].body.attachmentId");
json.ObjectOf2(L"payload.parts[i].parts[j].parts[k]",json1);
i1 = 0;
count_i1 = json1.SizeOfArray(L"headers");
while (i1 < count_i1) {
json1.put_I(i1);
name = json1.stringOf(L"headers[i].name");
value = json1.stringOf(L"headers[i].value");
i1 = i1 + 1;
}
k = k + 1;
}
j = j + 1;
}
i = i + 1;
}
}