(MFC) Google Photos List Media Items

List all media items from a user's Google Photos library.

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkJsonObject.h>
#include <CkHttp.h>
#include <CkHttpResponse.h>

void ChilkatSample(void)
    {
    CkString strOut;

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

    // Get the previously obtained access token.
    // See Get Google Photos Access Token.

    CkJsonObject jsonToken;
    bool success = jsonToken.LoadFile("qa_data/tokens/googlePhotos.json");
    if (success == false) {
        strOut.append(jsonToken.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    CkHttp http;

    http.put_AuthToken(jsonToken.stringOf("access_token"));

    // For more information, see Google Photos List Media Items API Documentation

    CkHttpResponse *resp = http.QuickRequest("GET","https://photoslibrary.googleapis.com/v1/mediaItems?pageSize=100");
    if (http.get_LastMethodSuccess() == false) {
        strOut.append(http.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Examine the response status code.  Success is indicated by a status code of 200.
    strOut.append("response status code: ");
    strOut.appendInt(resp->get_StatusCode());
    strOut.append("\r\n");

    CkJsonObject json;
    json.Load(resp->bodyStr());
    delete resp;

    // Sample response:
    json.put_EmitCompact(false);
    strOut.append(json.emit());
    strOut.append("\r\n");

    // (See parsing code below...)

    // {
    //   "mediaItems": [
    //     {
    //       "id": "AKcbugGCOVK46E2qq6tv_wEuQuoK_a0iHet9rGH0-UWoZFnTMpEZ2jNjHWggz7Aq3hhjJv4YJsDY6ntowKsvnfnr1Bu3ASnS_w",
    //       "productUrl": "https://photos.google.com/lr/photo/AKcbugGCOVK46E2qq6tv_wEuQuoK_a0iHet9rGH0-UWoZFnTMpEZ2jNjHWggz7Aq3hhjJv4YJsDY6ntowKsvnfnr1Bu3ASnS_w",
    //       "baseUrl": "https://lh3.googleusercontent.com/lr/AGWb-e7ZcHJhUmxO8EgRSBFyBaGAyXE...YMWCAMDlNTA6-L5LiijXAUfKgD1ULhr9IabJBGTT7ETUdeeFTQTM",
    //       "mimeType": "image/jpeg",
    //       "mediaMetadata": {
    //         "creationTime": "2019-04-11T17:55:53Z",
    //         "width": "640",
    //         "height": "480",
    //         "photo": {
    //           "cameraMake": "Apple",
    //           "cameraModel": "iPhone 5s",
    //           "focalLength": 4.15,
    //           "apertureFNumber": 2.2,
    //           "isoEquivalent": 32
    //         }
    //       },
    //       "filename": "IMG_1206.JPG"
    //     },
    //     {
    //       "id": "AKcbugFACWDNCQJ2nwhDemR6vRupHSvOUSKukyOHqTWO1CCIs0qw-C0b5MGmrveyjYe8ps8z1rZTRQ8hmSQsODSsobNqDl8vTg",
    //       "productUrl": "https://photos.google.com/lr/photo/AKcbugFACWDNCQJ2nwhDemR6vRupHSvOUSKukyOHqTWO1CCIs0qw-C0b5MGmrveyjYe8ps8z1rZTRQ8hmSQsODSsobNqDl8vTg",
    //       "baseUrl": "https://lh3.googleusercontent.com/lr/AGWb-e7NQe0qdoZrDHkfkK7LOsw-V...YJ1mrohD5duHsY2QJCzLTXZ65EOUrJefars3xDSwsCYlelY470kk",
    //       "mimeType": "image/jpeg",
    //       "mediaMetadata": {
    //         "creationTime": "2016-10-09T01:49:58Z",
    //         "width": "600",
    //         "height": "427",
    //         "photo": {}
    //       },
    //       "filename": "hedgehogs.jpg"
    //     },
    //     {
    //       "id": "AKcbugHEVyTFgIYb7GzhRFP5KvhBRIIsRcb6Cd4-2ByHzad2oqZnWF2aMPoXY-vfrXmefdTlyF3yZ22Odz6IFLs8pnJlOoVBUg",
    //       "productUrl": "https://photos.google.com/lr/photo/AKcbugHEVyTFgIYb7GzhRFP5KvhBRIIsRcb6Cd4-2ByHzad2oqZnWF2aMPoXY-vfrXmefdTlyF3yZ22Odz6IFLs8pnJlOoVBUg",
    //       "baseUrl": "https://lh3.googleusercontent.com/lr/AGWb-e64wP9gpPXKq5b8FCFKzu9C...QTFxMLVRaLeQZBvYGZVIe7xCcRPnRhMpiXwL_RV_aU",
    //       "mimeType": "image/jpeg",
    //       "mediaMetadata": {
    //         "creationTime": "2015-09-21T20:30:02Z",
    //         "width": "59",
    //         "height": "69",
    //         "photo": {}
    //       },
    //       "filename": "chilkat_gravatar.jpg"
    //     },
    //     {
    //       "id": "AKcbugHdYTp-S-D_EYnSBA4EhrKT86IFbmdRuiDclKka9T5b6UIbeDvhTAu1bebYOCFKH-gv1ME1z6RyMN4eW_9J5ol9_qizMg",
    //       "productUrl": "https://photos.google.com/lr/photo/AKcbugHdYTp-S-D_EYnSBA4EhrKT86IFbmdRuiDclKka9T5b6UIbeDvhTAu1bebYOCFKH-gv1ME1z6RyMN4eW_9J5ol9_qizMg",
    //       "baseUrl": "https://lh3.googleusercontent.com/lr/AGWb-e4e69WQpYcQX...m87rR6gDBhcB55TL__3ckBYNQ8MjbqpBtmojjYWrLG_j4VsVSA",
    //       "mimeType": "image/jpeg",
    //       "mediaMetadata": {
    //         "creationTime": "2008-05-29T15:30:55Z",
    //         "width": "120",
    //         "height": "120",
    //         "photo": {}
    //       },
    //       "filename": "starfish.jpg"
    //     },
    //     {
    //       "id": "AKcbugGwtCih2tdl3s1-NMvZFaco3W7XnRwvwtj02J9DJyl6JmrLZDVUFcxQl4AT04LaNrPpsrojeTsDSzOVOF5IgKefD0Y-MQ",
    //       "description": "Photo of Penguins",
    //       "productUrl": "https://photos.google.com/lr/photo/AKcbugGwtCih2tdl3s1-NMvZFaco3W7XnRwvwtj02J9DJyl6JmrLZDVUFcxQl4AT04LaNrPpsrojeTsDSzOVOF5IgKefD0Y-MQ",
    //       "baseUrl": "https://lh3.googleusercontent.com/lr/AGWb-e5Cj3EgyhscdT...X3-W562iiKtTa8lc_QPxCrpJu-m7cZyNGwGTANVpGe1XG",
    //       "mimeType": "image/jpeg",
    //       "mediaMetadata": {
    //         "creationTime": "2008-02-18T05:07:31Z",
    //         "width": "1024",
    //         "height": "768",
    //         "photo": {}
    //       },
    //       "filename": "penguins.jpg"
    //     }
    //   ]
    // }
    // 

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

    int i;
    int count_i;
    const char *id = 0;
    const char *productUrl = 0;
    const char *baseUrl = 0;
    const char *mimeType = 0;
    const char *mediaMetadataCreationTime = 0;
    const char *mediaMetadataWidth = 0;
    const char *mediaMetadataHeight = 0;
    const char *mediaMetadataPhotoCameraMake = 0;
    const char *mediaMetadataPhotoCameraModel = 0;
    const char *mediaMetadataPhotoFocalLength = 0;
    const char *mediaMetadataPhotoApertureFNumber = 0;
    int mediaMetadataPhotoIsoEquivalent;
    const char *filename = 0;
    const char *description = 0;

    i = 0;
    count_i = json.SizeOfArray("mediaItems");
    while (i < count_i) {
        json.put_I(i);
        id = json.stringOf("mediaItems[i].id");
        productUrl = json.stringOf("mediaItems[i].productUrl");
        baseUrl = json.stringOf("mediaItems[i].baseUrl");
        mimeType = json.stringOf("mediaItems[i].mimeType");
        mediaMetadataCreationTime = json.stringOf("mediaItems[i].mediaMetadata.creationTime");
        mediaMetadataWidth = json.stringOf("mediaItems[i].mediaMetadata.width");
        mediaMetadataHeight = json.stringOf("mediaItems[i].mediaMetadata.height");
        mediaMetadataPhotoCameraMake = json.stringOf("mediaItems[i].mediaMetadata.photo.cameraMake");
        mediaMetadataPhotoCameraModel = json.stringOf("mediaItems[i].mediaMetadata.photo.cameraModel");
        mediaMetadataPhotoFocalLength = json.stringOf("mediaItems[i].mediaMetadata.photo.focalLength");
        mediaMetadataPhotoApertureFNumber = json.stringOf("mediaItems[i].mediaMetadata.photo.apertureFNumber");
        mediaMetadataPhotoIsoEquivalent = json.IntOf("mediaItems[i].mediaMetadata.photo.isoEquivalent");
        filename = json.stringOf("mediaItems[i].filename");
        description = json.stringOf("mediaItems[i].description");
        i = i + 1;
    }



    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }