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Objective-C Examples

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(Objective-C) OneDrive -- Search for Files

Search for files within a hierarchy of items for items matching a query. You can search within a folder hierarhcy or a whole drive.

Note: This example requires Chilkat v9.5.0.68 or greater.

Chilkat Objective-C Library Downloads

MAC OS X (Cocoa) Libs

iOS Libs

#import <CkoHttp.h>
#import <CkoStringBuilder.h>
#import <CkoJsonObject.h>
#import <CkoDateTime.h>

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

CkoHttp *http = [[CkoHttp alloc] init];

// Use your previously obtained access token here:
// See the following examples for getting an access token:
//    Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
//    Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
//    Refresh Access Token (Azure AD v2.0 Endpoint).
//    Refresh Access Token (Azure AD Endpoint).

// (Make sure your token was obtained with the FilesRead or Files.ReadWrite scope.)
http.AuthToken = @"MICROSOFT_GRAPH_ACCESS_TOKEN";

// Sends the following GET request:

// Search the entire drive like this:
// GET /v1.0/users/me/drive/root/search(q='{search-text}')

// Or search under a particular folder like this:
// GET /v1.0/users/me/drive/root:/{item-path}:/search(q='{search-text}')

// This example will search for files in or under the "/Misc" directory, having "penguin" in the file path.
[http SetUrlVar: @"item_path" value: @"/Misc"];
[http SetUrlVar: @"search_text" value: @"penguins"];

CkoStringBuilder *sbResults = [[CkoStringBuilder alloc] init];
BOOL success = [http QuickGetSb: @"https://graph.microsoft.com/v1.0/me/drive/root:/{$item_path}:/search(q='{$search_text}')" sbContent: sbResults];
if (http.LastMethodSuccess != YES) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

// The response should be JSON.
CkoJsonObject *json = [[CkoJsonObject alloc] init];
json.EmitCompact = NO;
[json LoadSb: sbResults];

// A successful response should return a status code of 200.
if ([http.LastStatus intValue] != 200) {
    NSLog(@"%@",[json Emit]);
    NSLog(@"%@%d",@"Response status = ",[http.LastStatus intValue]);
    return;
}

NSLog(@"%@",[json Emit]);
NSLog(@"%@",@"--");

// Iterate over the results in the JSON response:
CkoDateTime *lastMod = [[CkoDateTime alloc] init];
CkoDateTime *photoTaken = [[CkoDateTime alloc] init];
int i = 0;
int numItems = [[json SizeOfArray: @"value"] intValue];
while (i < numItems) {
    json.I = [NSNumber numberWithInt: i];
    NSLog(@"%@%d",@"-- DriveItem ",i + 1);
    NSLog(@"%@%@",@"id: ",[json StringOf: @"value[i].id"]);
    NSLog(@"%@%@",@"name: ",[json StringOf: @"value[i].name"]);
    NSLog(@"%@%d",@"size: ",[[json IntOf: @"value[i].size"] intValue]);

    // Get the lastModifiedDateTime
    [lastMod SetFromTimestamp: [json StringOf: @"value[i].fileSystemInfo.lastModifiedDateTime"]];

    // Is this a folder?
    if ([json HasMember: @"value[i].folder"] == YES) {
        NSLog(@"%@%d%@",@"This is a folder with ",[[json IntOf: @"value[i].folder.childCount"] intValue],@" children");
    }

    if ([json HasMember: @"value[i].file"] == YES) {
        NSLog(@"%@",@"This is a file.");
        NSLog(@"%@%@",@"SHA1 hash: ",[json StringOf: @"value[i].file.hashes.sha1Hash"]);
        NSLog(@"%@%@",@"mimeType: ",[json StringOf: @"value[i].mimeType"]);
    }

    if ([json HasMember: @"value[i].image"] == YES) {
        NSLog(@"%@",@"This is an image.");
        NSLog(@"%@%d",@"height: ",[[json IntOf: @"value[i].image.height"] intValue]);
        NSLog(@"%@%d",@"width: ",[[json IntOf: @"value[i].image.width"] intValue]);
    }

    if ([json HasMember: @"value[i].photo"] == YES) {
        NSLog(@"%@",@"This is a photo.");
        [photoTaken SetFromTimestamp: [json StringOf: @"value[i].photo.takenDateTime"]];
        NSLog(@"%@%@",@"photo taken on ",[photoTaken GetAsRfc822: YES]);
    }

    if ([json HasMember: @"value[i].audio"] == YES) {
        NSLog(@"%@",@"This is an audio file.");
        NSLog(@"%@%d",@"duration: ",[[json IntOf: @"value[i].audio.duration"] intValue]);
    }

    i = i + 1;
}

// Sample JSON OneDrive search response:

// 	{
// 	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#Collection(driveItem)",
// 	  "value": [
// 	    {
// 	      "@odata.type": "#microsoft.graph.driveItem",
// 	      "@microsoft.graph.downloadUrl": "https://public.dm2301.livefilestore.com/y4m01N6dLIV7ditztcRwWDx2Jzf1qiwJNASFiHfajfZUuJnEMgHmIZTASy3lNzwUFHQgET0I11hzqCyb0A6I5jhI9FgFAJlBJHFrToT7QXj2xvCV46LOZVJASk79LEWRRM97aOhdOHhKeIl_HxoIWSl08sX3kGyC50RP72rDE7ERSVdZAa3CmMNkp6tRtfKI5wfJNqSx3NeqLQ6LxwBBY4KgniPQOgEna0G_MKTGDt10T4",
// 	      "createdBy": {
// 	        "user": {
// 	          "displayName": "Matt Smith",
// 	          "id": "3a33fceb9b74cc15"
// 	        }
// 	      },
// 	      "createdDateTime": "2017-06-04T20:40:22.48Z",
// 	      "cTag": "aYzozQTMzRkNFQjlCNzRDQzE1ITQ4NzIuMjU3",
// 	      "eTag": "aM0EzM0ZDRUI5Qjc0Q0MxNSE0ODcyLjI",
// 	      "id": "3A33FCEB9B74CC15!4872",
// 	      "lastModifiedBy": {
// 	        "user": {
// 	          "displayName": "Matt Smith",
// 	          "id": "3a33fceb9b74cc15"
// 	        }
// 	      },
// 	      "lastModifiedDateTime": "2017-06-04T20:40:23.463Z",
// 	      "name": "penguins.jpg",
// 	      "parentReference": {
// 	        "driveId": "3a33fceb9b74cc15",
// 	        "id": "3A33FCEB9B74CC15!4871",
// 	        "name": "wildlife",
// 	        "path": "/drive/root:/Misc/wildlife"
// 	      },
// 	      "size": 777835,
// 	      "webUrl": "https://1drv.ms/i/s!ABXMdJvr_DM6pgg",
// 	      "file": {
// 	        "hashes": {
// 	          "sha1Hash": "DF7BE9DC4F467187783ACA68C7CE98E4DF2172D0"
// 	        },
// 	        "mimeType": "image/jpeg"
// 	      },
// 	      "fileSystemInfo": {
// 	        "createdDateTime": "2017-06-04T20:40:22.48Z",
// 	        "lastModifiedDateTime": "2009-07-14T05:32:31.674Z"
// 	      },
// 	      "image": {
// 	        "height": 768,
// 	        "width": 1024
// 	      },
// 	      "photo": {
// 	        "takenDateTime": "2008-02-18T05:07:31Z"
// 	      },
// 	      "searchResult": {
// 	        "onClickTelemetryUrl": "https://www.bing.com/personalsearchclick?IG=D10F15177AE54D49A97F361270D53290&CID=3A33FCEB9B74CC150000000000000000&ID=DevEx%2c5005&q=penguins&resid=3A33FCEB9B74CC15%214872"
// 	      }
// 	    }
// 	  ]
// 	}
 

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