(Go) Get the Photos for a User

Demonstrates how to get the photos that the user has uploaded.

Chilkat Go Downloads Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

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

    // This example assumes a previously obtained an access token
    oauth2 := chilkat.NewOAuth2()
    oauth2.SetAccessToken("FACEBOOK-ACCESS-TOKEN")

    rest := chilkat.NewRest()

    // Connect to Facebook.
    success := rest.Connect("graph.facebook.com",443,true,true)
    if success != true {
        fmt.Println(rest.LastErrorText())
        oauth2.DisposeOAuth2()
        rest.DisposeRest()
        return
    }

    // Provide the authentication credentials (i.e. the access key)
    rest.SetAuthOAuth2(oauth2)

    // Indicate that we only want the photos the user has personally uploaded.
    rest.AddQueryParam("type","uploaded")

    // We could limit the number of photos by setting a limit.
    rest.AddQueryParam("limit","5")

    // Gets the 1st page of photos. (Not the actual image data, but the information about each photo.)
    // See https://developers.facebook.com/docs/graph-api/reference/user/photos/ for more information.
    responseJson := rest.FullRequestNoBody("GET","/v2.7/me/photos")
    if rest.LastMethodSuccess() != true {
        fmt.Println(rest.LastErrorText())
        oauth2.DisposeOAuth2()
        rest.DisposeRest()
        return
    }

    json := chilkat.NewJsonObject()
    json.SetEmitCompact(false)
    json.Load(*responseJson)
    fmt.Println(*json.Emit())

    // A sample JSON response is shown below.  
    // This is the code to parse the JSON response.

    dtime := chilkat.NewCkDateTime()
    bLocalTime := true

    // dt is a DtObj
    i := 0
    numItems := json.SizeOfArray("data")
    for i < numItems {
        json.SetI(i)
        fmt.Println("--- ", i)
        name := json.StringOf("data[i].name")
        if json.LastMethodSuccess() == true {
            fmt.Println("name: ", *name)
        }

        fmt.Println("id: ", *json.StringOf("data[i].id"))

        // We can load the created_time into a CkDateTime...
        dtime.SetFromTimestamp(*json.StringOf("data[i].created_time"))
        dt := dtime.GetDtObj(bLocalTime)
        fmt.Println(dt.Month(), "/", dt.Day(), "/", dt.Year(), "  ", dt.Hour(), ":", dt.Minute())
        dt.DisposeDtObj()
        i = i + 1
    }

    // We can get the paging information as follows:
    fmt.Println("URL for next page: ", *json.StringOf("paging.next"))
    fmt.Println("before cursor: ", *json.StringOf("paging.cursors.before"))
    fmt.Println("after cursor: ", *json.StringOf("paging.cursors.after"))

    // This is a sample JSON response:
    // { 
    //   "data": [
    //     {
    //       "created_time": "2016-09-29T20:46:18+0000",
    //       "name": "Ignore my posts -- I'm doing some testing for Facebook related programming...",
    //       "id": "10210199026347451"
    //     },
    //     { 
    //       "created_time": "2016-09-19T02:00:42+0000",
    //       "id": "10210091531240138"
    //     },
    //     { 
    //       "created_time": "2016-09-19T02:00:42+0000",
    //       "id": "10210091520620125"
    //     },
    //     { 
    //       "created_time": "2016-09-19T01:59:46+0000",
    //       "name": "I would've went for a swim had it not been for the sign",
    //       "id": "10210091522299917"
    //     },
    //     { 
    //       "created_time": "2016-09-12T00:37:35+0000",
    //       "id": "10210023316834798"
    //     }
    //   ],
    //   "paging": { 
    //     "cursors": { 
    //       "before": "MTAyMTAxOTkwMjYzNDc0NTEZD",
    //       "after": "MTAyMTAwMjMzMTU4MzQ3OTgZD"
    //     },
    //     "next": "https:\/\/graph.facebook.com\/v2.7\/10224048320139890\/photos?type=uploaded&limit=5&after=MTAyMTAwMjMzMTU4MzQ3OTgZD"
    //   }
    // }
    // 

    oauth2.DisposeOAuth2()
    rest.DisposeRest()
    json.DisposeJsonObject()
    dtime.DisposeCkDateTime()